monitor.c 97.4 KB
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/*
 * QEMU monitor
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 *
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 * Copyright (c) 2003-2004 Fabrice Bellard
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
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#include <dirent.h>
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#include "hw/hw.h"
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#include "hw/qdev.h"
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#include "hw/usb.h"
#include "hw/pcmcia.h"
#include "hw/pc.h"
#include "hw/pci.h"
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#include "hw/watchdog.h"
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#include "hw/loader.h"
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#include "gdbstub.h"
#include "net.h"
#include "qemu-char.h"
#include "sysemu.h"
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#include "monitor.h"
#include "readline.h"
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#include "console.h"
#include "block.h"
#include "audio/audio.h"
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#include "disas.h"
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#include "balloon.h"
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#include "qemu-timer.h"
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#include "migration.h"
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#include "kvm.h"
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#include "acl.h"
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#include "qint.h"
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#include "qlist.h"
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#include "qdict.h"
#include "qstring.h"
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#include "qerror.h"
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//#define DEBUG
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//#define DEBUG_COMPLETION
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/*
 * Supported types:
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 *
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 * 'F'          filename
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 * 'B'          block device name
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 * 's'          string (accept optional quote)
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 * 'i'          32 bit integer
 * 'l'          target long (32 or 64 bit)
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 * '/'          optional gdb-like print format (like "/10x")
 *
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 * '?'          optional type (for all types, except '/')
 * '.'          other form of optional type (for 'i' and 'l')
 * '-'          optional parameter (eg. '-f')
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 *
 */

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typedef struct mon_cmd_t {
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    const char *name;
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    const char *args_type;
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    const char *params;
    const char *help;
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    void (*user_print)(Monitor *mon, const QObject *data);
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    union {
        void (*info)(Monitor *mon);
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        void (*info_new)(Monitor *mon, QObject **ret_data);
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        void (*cmd)(Monitor *mon, const QDict *qdict);
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        void (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
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    } mhandler;
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} mon_cmd_t;
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/* file descriptors passed via SCM_RIGHTS */
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typedef struct mon_fd_t mon_fd_t;
struct mon_fd_t {
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    char *name;
    int fd;
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    QLIST_ENTRY(mon_fd_t) next;
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};

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struct Monitor {
    CharDriverState *chr;
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    int mux_out;
    int reset_seen;
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    int flags;
    int suspend_cnt;
    uint8_t outbuf[1024];
    int outbuf_index;
    ReadLineState *rs;
    CPUState *mon_cpu;
    BlockDriverCompletionFunc *password_completion_cb;
    void *password_opaque;
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    QError *error;
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    QLIST_HEAD(,mon_fd_t) fds;
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    QLIST_ENTRY(Monitor) entry;
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};

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static QLIST_HEAD(mon_list, Monitor) mon_list;
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static const mon_cmd_t mon_cmds[];
static const mon_cmd_t info_cmds[];
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Monitor *cur_mon = NULL;
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static void monitor_command_cb(Monitor *mon, const char *cmdline,
                               void *opaque);
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/* Return true if in control mode, false otherwise */
static inline int monitor_ctrl_mode(const Monitor *mon)
{
    return (mon->flags & MONITOR_USE_CONTROL);
}

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static void monitor_read_command(Monitor *mon, int show_prompt)
{
    readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
    if (show_prompt)
        readline_show_prompt(mon->rs);
}
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static int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
                                 void *opaque)
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{
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    if (mon->rs) {
        readline_start(mon->rs, "Password: ", 1, readline_func, opaque);
        /* prompt is printed on return from the command handler */
        return 0;
    } else {
        monitor_printf(mon, "terminal does not support password prompting\n");
        return -ENOTTY;
    }
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}

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void monitor_flush(Monitor *mon)
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{
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    if (mon && mon->outbuf_index != 0 && !mon->mux_out) {
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        qemu_chr_write(mon->chr, mon->outbuf, mon->outbuf_index);
        mon->outbuf_index = 0;
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    }
}

/* flush at every end of line or if the buffer is full */
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static void monitor_puts(Monitor *mon, const char *str)
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{
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    char c;
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    if (!mon)
        return;

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    for(;;) {
        c = *str++;
        if (c == '\0')
            break;
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        if (c == '\n')
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            mon->outbuf[mon->outbuf_index++] = '\r';
        mon->outbuf[mon->outbuf_index++] = c;
        if (mon->outbuf_index >= (sizeof(mon->outbuf) - 1)
            || c == '\n')
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            monitor_flush(mon);
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    }
}

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void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
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{
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    char buf[4096];
    vsnprintf(buf, sizeof(buf), fmt, ap);
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    monitor_puts(mon, buf);
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}

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void monitor_printf(Monitor *mon, const char *fmt, ...)
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{
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    va_list ap;
    va_start(ap, fmt);
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    monitor_vprintf(mon, fmt, ap);
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    va_end(ap);
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}

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void monitor_print_filename(Monitor *mon, const char *filename)
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{
    int i;

    for (i = 0; filename[i]; i++) {
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        switch (filename[i]) {
        case ' ':
        case '"':
        case '\\':
            monitor_printf(mon, "\\%c", filename[i]);
            break;
        case '\t':
            monitor_printf(mon, "\\t");
            break;
        case '\r':
            monitor_printf(mon, "\\r");
            break;
        case '\n':
            monitor_printf(mon, "\\n");
            break;
        default:
            monitor_printf(mon, "%c", filename[i]);
            break;
        }
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    }
}

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static int monitor_fprintf(FILE *stream, const char *fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);
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    monitor_vprintf((Monitor *)stream, fmt, ap);
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    va_end(ap);
    return 0;
}

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static void monitor_user_noop(Monitor *mon, const QObject *data) { }

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static inline int monitor_handler_ported(const mon_cmd_t *cmd)
{
    return cmd->user_print != NULL;
}

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static inline int monitor_has_error(const Monitor *mon)
{
    return mon->error != NULL;
}

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static void monitor_print_qobject(Monitor *mon, const QObject *data)
{
    switch (qobject_type(data)) {
        case QTYPE_QSTRING:
            monitor_printf(mon, "%s",qstring_get_str(qobject_to_qstring(data)));
            break;
        case QTYPE_QINT:
            monitor_printf(mon, "%" PRId64,qint_get_int(qobject_to_qint(data)));
            break;
        default:
            monitor_printf(mon, "ERROR: unsupported type: %d",
                                                        qobject_type(data));
            break;
    }

    monitor_puts(mon, "\n");
}

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static int compare_cmd(const char *name, const char *list)
{
    const char *p, *pstart;
    int len;
    len = strlen(name);
    p = list;
    for(;;) {
        pstart = p;
        p = strchr(p, '|');
        if (!p)
            p = pstart + strlen(pstart);
        if ((p - pstart) == len && !memcmp(pstart, name, len))
            return 1;
        if (*p == '\0')
            break;
        p++;
    }
    return 0;
}

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static void help_cmd_dump(Monitor *mon, const mon_cmd_t *cmds,
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                          const char *prefix, const char *name)
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{
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    const mon_cmd_t *cmd;
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    for(cmd = cmds; cmd->name != NULL; cmd++) {
        if (!name || !strcmp(name, cmd->name))
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            monitor_printf(mon, "%s%s %s -- %s\n", prefix, cmd->name,
                           cmd->params, cmd->help);
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    }
}

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static void help_cmd(Monitor *mon, const char *name)
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{
    if (name && !strcmp(name, "info")) {
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        help_cmd_dump(mon, info_cmds, "info ", NULL);
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    } else {
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        help_cmd_dump(mon, mon_cmds, "", name);
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        if (name && !strcmp(name, "log")) {
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            const CPULogItem *item;
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            monitor_printf(mon, "Log items (comma separated):\n");
            monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
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            for(item = cpu_log_items; item->mask != 0; item++) {
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                monitor_printf(mon, "%-10s %s\n", item->name, item->help);
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            }
        }
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    }
}

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static void do_help_cmd(Monitor *mon, const QDict *qdict)
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{
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    help_cmd(mon, qdict_get_try_str(qdict, "name"));
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}

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static void do_commit(Monitor *mon, const QDict *qdict)
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{
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    int all_devices;
    DriveInfo *dinfo;
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    const char *device = qdict_get_str(qdict, "device");
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    all_devices = !strcmp(device, "all");
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    QTAILQ_FOREACH(dinfo, &drives, next) {
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        if (!all_devices)
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            if (strcmp(bdrv_get_device_name(dinfo->bdrv), device))
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                continue;
        bdrv_commit(dinfo->bdrv);
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    }
}

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static void do_info(Monitor *mon, const QDict *qdict, QObject **ret_data)
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{
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    const mon_cmd_t *cmd;
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    const char *item = qdict_get_try_str(qdict, "item");
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    if (!item)
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        goto help;
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    for (cmd = info_cmds; cmd->name != NULL; cmd++) {
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        if (compare_cmd(item, cmd->name))
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            break;
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    }
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    if (cmd->name == NULL)
        goto help;

    if (monitor_handler_ported(cmd)) {
        cmd->mhandler.info_new(mon, ret_data);
        if (*ret_data)
            cmd->user_print(mon, *ret_data);
    } else {
        cmd->mhandler.info(mon);
    }

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    return;
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help:
    help_cmd(mon, "info");
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}

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/**
 * do_info_version(): Show QEMU version
 */
static void do_info_version(Monitor *mon, QObject **ret_data)
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{
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    *ret_data = QOBJECT(qstring_from_str(QEMU_VERSION QEMU_PKGVERSION));
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}

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static void do_info_name(Monitor *mon)
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{
    if (qemu_name)
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        monitor_printf(mon, "%s\n", qemu_name);
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}

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#if defined(TARGET_I386)
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static void do_info_hpet(Monitor *mon)
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{
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    monitor_printf(mon, "HPET is %s by QEMU\n",
                   (no_hpet) ? "disabled" : "enabled");
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}
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#endif
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static void do_info_uuid(Monitor *mon)
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{
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    monitor_printf(mon, UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1],
                   qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], qemu_uuid[5],
                   qemu_uuid[6], qemu_uuid[7], qemu_uuid[8], qemu_uuid[9],
                   qemu_uuid[10], qemu_uuid[11], qemu_uuid[12], qemu_uuid[13],
                   qemu_uuid[14], qemu_uuid[15]);
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}

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/* get the current CPU defined by the user */
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static int mon_set_cpu(int cpu_index)
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{
    CPUState *env;

    for(env = first_cpu; env != NULL; env = env->next_cpu) {
        if (env->cpu_index == cpu_index) {
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            cur_mon->mon_cpu = env;
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            return 0;
        }
    }
    return -1;
}

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static CPUState *mon_get_cpu(void)
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{
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    if (!cur_mon->mon_cpu) {
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        mon_set_cpu(0);
    }
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    cpu_synchronize_state(cur_mon->mon_cpu);
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    return cur_mon->mon_cpu;
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}

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static void do_info_registers(Monitor *mon)
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{
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    CPUState *env;
    env = mon_get_cpu();
    if (!env)
        return;
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#ifdef TARGET_I386
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    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
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                   X86_DUMP_FPU);
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#else
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    cpu_dump_state(env, (FILE *)mon, monitor_fprintf,
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                   0);
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#endif
}

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static void print_cpu_iter(QObject *obj, void *opaque)
{
    QDict *cpu;
    int active = ' ';
    Monitor *mon = opaque;

    assert(qobject_type(obj) == QTYPE_QDICT);
    cpu = qobject_to_qdict(obj);

    if (strcmp(qdict_get_str(cpu, "current"), "yes") == 0)
        active = '*';

    monitor_printf(mon, "%c CPU #%d: ", active, (int)qdict_get_int(cpu, "CPU"));

#if defined(TARGET_I386)
    monitor_printf(mon, "pc=0x" TARGET_FMT_lx,
                   (target_ulong) qdict_get_int(cpu, "pc"));
#elif defined(TARGET_PPC)
    monitor_printf(mon, "nip=0x" TARGET_FMT_lx,
                   (target_long) qdict_get_int(cpu, "nip"));
#elif defined(TARGET_SPARC)
    monitor_printf(mon, "pc=0x " TARGET_FMT_lx,
                   (target_long) qdict_get_int(cpu, "pc"));
    monitor_printf(mon, "npc=0x" TARGET_FMT_lx,
                   (target_long) qdict_get_int(cpu, "npc"));
#elif defined(TARGET_MIPS)
    monitor_printf(mon, "PC=0x" TARGET_FMT_lx,
                   (target_long) qdict_get_int(cpu, "PC"));
#endif

    if (strcmp(qdict_get_str(cpu, "halted"), "yes") == 0)
        monitor_printf(mon, " (halted)");

    monitor_printf(mon, "\n");
}

static void monitor_print_cpus(Monitor *mon, const QObject *data)
{
    QList *cpu_list;

    assert(qobject_type(data) == QTYPE_QLIST);
    cpu_list = qobject_to_qlist(data);
    qlist_iter(cpu_list, print_cpu_iter, mon);
}

/**
 * do_info_cpus(): Show CPU information
 *
 * Return a QList with a QDict for each CPU.
 *
 * For example:
 *
 * [ { "CPU": 0, "current": "yes", "pc": 0x..., "halted": "no" },
 *   { "CPU": 1, "current": "no",  "pc": 0x..., "halted": "yes" } ]
 */
static void do_info_cpus(Monitor *mon, QObject **ret_data)
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{
    CPUState *env;
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    QList *cpu_list;

    cpu_list = qlist_new();
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    /* just to set the default cpu if not already done */
    mon_get_cpu();

    for(env = first_cpu; env != NULL; env = env->next_cpu) {
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        const char *answer;
        QDict *cpu = qdict_new();

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        cpu_synchronize_state(env);
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        qdict_put(cpu, "CPU", qint_from_int(env->cpu_index));
        answer = (env == mon->mon_cpu) ? "yes" : "no";
        qdict_put(cpu, "current", qstring_from_str(answer));

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#if defined(TARGET_I386)
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        qdict_put(cpu, "pc", qint_from_int(env->eip + env->segs[R_CS].base));
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#elif defined(TARGET_PPC)
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        qdict_put(cpu, "nip", qint_from_int(env->nip));
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#elif defined(TARGET_SPARC)
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        qdict_put(cpu, "pc", qint_from_int(env->pc));
        qdict_put(cpu, "npc", qint_from_int(env->npc));
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#elif defined(TARGET_MIPS)
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        qdict_put(cpu, "PC", qint_from_int(env->active_tc.PC));
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#endif
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        answer = env->halted ? "yes" : "no";
        qdict_put(cpu, "halted", qstring_from_str(answer));

        qlist_append(cpu_list, cpu);
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    }
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    *ret_data = QOBJECT(cpu_list);
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}

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static void do_cpu_set(Monitor *mon, const QDict *qdict)
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{
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    int index = qdict_get_int(qdict, "index");
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    if (mon_set_cpu(index) < 0)
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        monitor_printf(mon, "Invalid CPU index\n");
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}

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static void do_info_jit(Monitor *mon)
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{
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    dump_exec_info((FILE *)mon, monitor_fprintf);
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}

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static void do_info_history(Monitor *mon)
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{
    int i;
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    const char *str;
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    if (!mon->rs)
        return;
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    i = 0;
    for(;;) {
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        str = readline_get_history(mon->rs, i);
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        if (!str)
            break;
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        monitor_printf(mon, "%d: '%s'\n", i, str);
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        i++;
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    }
}

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#if defined(TARGET_PPC)
/* XXX: not implemented in other targets */
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static void do_info_cpu_stats(Monitor *mon)
552 553 554 555
{
    CPUState *env;

    env = mon_get_cpu();
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556
    cpu_dump_statistics(env, (FILE *)mon, &monitor_fprintf, 0);
557 558 559
}
#endif

560 561 562 563
/**
 * do_quit(): Quit QEMU execution
 */
static void do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data)
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564 565 566 567
{
    exit(0);
}

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568
static int eject_device(Monitor *mon, BlockDriverState *bs, int force)
B
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569 570 571 572
{
    if (bdrv_is_inserted(bs)) {
        if (!force) {
            if (!bdrv_is_removable(bs)) {
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573
                monitor_printf(mon, "device is not removable\n");
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574 575 576
                return -1;
            }
            if (bdrv_is_locked(bs)) {
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577
                monitor_printf(mon, "device is locked\n");
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578 579 580 581 582 583 584 585
                return -1;
            }
        }
        bdrv_close(bs);
    }
    return 0;
}

586
static void do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data)
B
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587 588
{
    BlockDriverState *bs;
589 590
    int force = qdict_get_int(qdict, "force");
    const char *filename = qdict_get_str(qdict, "filename");
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591

592
    bs = bdrv_find(filename);
B
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593
    if (!bs) {
A
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594
        monitor_printf(mon, "device not found\n");
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595 596
        return;
    }
A
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597
    eject_device(mon, bs, force);
B
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598 599
}

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600 601
static void do_change_block(Monitor *mon, const char *device,
                            const char *filename, const char *fmt)
B
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602 603
{
    BlockDriverState *bs;
604
    BlockDriver *drv = NULL;
B
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605

606
    bs = bdrv_find(device);
B
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607
    if (!bs) {
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608
        monitor_printf(mon, "device not found\n");
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609 610
        return;
    }
611
    if (fmt) {
612
        drv = bdrv_find_whitelisted_format(fmt);
613
        if (!drv) {
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614
            monitor_printf(mon, "invalid format %s\n", fmt);
615 616 617
            return;
        }
    }
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    if (eject_device(mon, bs, 0) < 0)
B
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        return;
620
    bdrv_open2(bs, filename, 0, drv);
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    monitor_read_bdrv_key_start(mon, bs, NULL, NULL);
622 623
}

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static void change_vnc_password_cb(Monitor *mon, const char *password,
                                   void *opaque)
626 627
{
    if (vnc_display_password(NULL, password) < 0)
A
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628
        monitor_printf(mon, "could not set VNC server password\n");
629

630
    monitor_read_command(mon, 1);
B
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631 632
}

A
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633
static void do_change_vnc(Monitor *mon, const char *target, const char *arg)
634
{
635
    if (strcmp(target, "passwd") == 0 ||
636 637
        strcmp(target, "password") == 0) {
        if (arg) {
638
            char password[9];
639 640
            strncpy(password, arg, sizeof(password));
            password[sizeof(password) - 1] = '\0';
A
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641
            change_vnc_password_cb(mon, password, NULL);
642
        } else {
A
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643
            monitor_read_password(mon, change_vnc_password_cb, NULL);
644
        }
645
    } else {
646
        if (vnc_display_open(NULL, target) < 0)
A
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647
            monitor_printf(mon, "could not start VNC server on %s\n", target);
648
    }
649 650
}

651
static void do_change(Monitor *mon, const QDict *qdict)
652
{
653 654 655
    const char *device = qdict_get_str(qdict, "device");
    const char *target = qdict_get_str(qdict, "target");
    const char *arg = qdict_get_try_str(qdict, "arg");
656
    if (strcmp(device, "vnc") == 0) {
657
        do_change_vnc(mon, target, arg);
658
    } else {
659
        do_change_block(mon, device, target, arg);
660 661 662
    }
}

663
static void do_screen_dump(Monitor *mon, const QDict *qdict)
B
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664
{
665
    vga_hw_screen_dump(qdict_get_str(qdict, "filename"));
B
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666 667
}

668
static void do_logfile(Monitor *mon, const QDict *qdict)
P
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669
{
670
    cpu_set_log_filename(qdict_get_str(qdict, "filename"));
P
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671 672
}

673
static void do_log(Monitor *mon, const QDict *qdict)
674 675
{
    int mask;
676
    const char *items = qdict_get_str(qdict, "items");
677

678
    if (!strcmp(items, "none")) {
679 680
        mask = 0;
    } else {
681
        mask = cpu_str_to_log_mask(items);
682
        if (!mask) {
A
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683
            help_cmd(mon, "log");
684 685 686 687 688 689
            return;
        }
    }
    cpu_set_log(mask);
}

690
static void do_singlestep(Monitor *mon, const QDict *qdict)
691
{
692
    const char *option = qdict_get_try_str(qdict, "option");
693 694 695 696 697 698 699 700 701
    if (!option || !strcmp(option, "on")) {
        singlestep = 1;
    } else if (!strcmp(option, "off")) {
        singlestep = 0;
    } else {
        monitor_printf(mon, "unexpected option %s\n", option);
    }
}

702 703 704 705
/**
 * do_stop(): Stop VM execution
 */
static void do_stop(Monitor *mon, const QDict *qdict, QObject **ret_data)
706 707 708 709
{
    vm_stop(EXCP_INTERRUPT);
}

710
static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs);
711

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712 713 714 715 716
struct bdrv_iterate_context {
    Monitor *mon;
    int err;
};

717 718 719 720
/**
 * do_cont(): Resume emulation.
 */
static void do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
721
{
A
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722
    struct bdrv_iterate_context context = { mon, 0 };
723

A
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724
    bdrv_iterate(encrypted_bdrv_it, &context);
725
    /* only resume the vm if all keys are set and valid */
A
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726
    if (!context.err)
727
        vm_start();
728 729
}

730 731
static void bdrv_key_cb(void *opaque, int err)
{
A
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732 733
    Monitor *mon = opaque;

734 735
    /* another key was set successfully, retry to continue */
    if (!err)
736
        do_cont(mon, NULL, NULL);
737 738 739 740
}

static void encrypted_bdrv_it(void *opaque, BlockDriverState *bs)
{
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741
    struct bdrv_iterate_context *context = opaque;
742

A
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743 744 745 746
    if (!context->err && bdrv_key_required(bs)) {
        context->err = -EBUSY;
        monitor_read_bdrv_key_start(context->mon, bs, bdrv_key_cb,
                                    context->mon);
747 748 749
    }
}

750
static void do_gdbserver(Monitor *mon, const QDict *qdict)
751
{
752
    const char *device = qdict_get_try_str(qdict, "device");
753 754 755 756 757 758
    if (!device)
        device = "tcp::" DEFAULT_GDBSTUB_PORT;
    if (gdbserver_start(device) < 0) {
        monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
                       device);
    } else if (strcmp(device, "none") == 0) {
759
        monitor_printf(mon, "Disabled gdbserver\n");
760
    } else {
761 762
        monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
                       device);
763 764 765
    }
}

766
static void do_watchdog_action(Monitor *mon, const QDict *qdict)
R
Richard W.M. Jones 已提交
767
{
768
    const char *action = qdict_get_str(qdict, "action");
R
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769 770 771 772 773
    if (select_watchdog_action(action) == -1) {
        monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
    }
}

A
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774
static void monitor_printc(Monitor *mon, int c)
775
{
A
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776
    monitor_printf(mon, "'");
777 778
    switch(c) {
    case '\'':
A
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779
        monitor_printf(mon, "\\'");
780 781
        break;
    case '\\':
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782
        monitor_printf(mon, "\\\\");
783 784
        break;
    case '\n':
A
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785
        monitor_printf(mon, "\\n");
786 787
        break;
    case '\r':
A
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788
        monitor_printf(mon, "\\r");
789 790 791
        break;
    default:
        if (c >= 32 && c <= 126) {
A
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792
            monitor_printf(mon, "%c", c);
793
        } else {
A
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794
            monitor_printf(mon, "\\x%02x", c);
795 796 797
        }
        break;
    }
A
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798
    monitor_printf(mon, "'");
799 800
}

A
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801
static void memory_dump(Monitor *mon, int count, int format, int wsize,
A
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802
                        target_phys_addr_t addr, int is_physical)
803
{
B
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804
    CPUState *env;
805 806 807 808 809 810 811
    int nb_per_line, l, line_size, i, max_digits, len;
    uint8_t buf[16];
    uint64_t v;

    if (format == 'i') {
        int flags;
        flags = 0;
B
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812 813 814
        env = mon_get_cpu();
        if (!env && !is_physical)
            return;
815
#ifdef TARGET_I386
816
        if (wsize == 2) {
817
            flags = 1;
818 819 820
        } else if (wsize == 4) {
            flags = 0;
        } else {
B
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821
            /* as default we use the current CS size */
822
            flags = 0;
B
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823 824
            if (env) {
#ifdef TARGET_X86_64
825
                if ((env->efer & MSR_EFER_LMA) &&
B
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826 827 828 829 830 831 832
                    (env->segs[R_CS].flags & DESC_L_MASK))
                    flags = 2;
                else
#endif
                if (!(env->segs[R_CS].flags & DESC_B_MASK))
                    flags = 1;
            }
833 834
        }
#endif
A
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835
        monitor_disas(mon, env, addr, count, is_physical, flags);
836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864
        return;
    }

    len = wsize * count;
    if (wsize == 1)
        line_size = 8;
    else
        line_size = 16;
    nb_per_line = line_size / wsize;
    max_digits = 0;

    switch(format) {
    case 'o':
        max_digits = (wsize * 8 + 2) / 3;
        break;
    default:
    case 'x':
        max_digits = (wsize * 8) / 4;
        break;
    case 'u':
    case 'd':
        max_digits = (wsize * 8 * 10 + 32) / 33;
        break;
    case 'c':
        wsize = 1;
        break;
    }

    while (len > 0) {
865
        if (is_physical)
A
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866
            monitor_printf(mon, TARGET_FMT_plx ":", addr);
867
        else
A
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868
            monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
869 870 871 872 873 874
        l = len;
        if (l > line_size)
            l = line_size;
        if (is_physical) {
            cpu_physical_memory_rw(addr, buf, l, 0);
        } else {
B
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875 876 877
            env = mon_get_cpu();
            if (!env)
                break;
878
            if (cpu_memory_rw_debug(env, addr, buf, l, 0) < 0) {
A
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879
                monitor_printf(mon, " Cannot access memory\n");
880 881
                break;
            }
882
        }
883
        i = 0;
884 885 886 887 888 889 890 891 892 893
        while (i < l) {
            switch(wsize) {
            default:
            case 1:
                v = ldub_raw(buf + i);
                break;
            case 2:
                v = lduw_raw(buf + i);
                break;
            case 4:
B
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894
                v = (uint32_t)ldl_raw(buf + i);
895 896 897 898 899
                break;
            case 8:
                v = ldq_raw(buf + i);
                break;
            }
A
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900
            monitor_printf(mon, " ");
901 902
            switch(format) {
            case 'o':
A
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903
                monitor_printf(mon, "%#*" PRIo64, max_digits, v);
904 905
                break;
            case 'x':
A
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906
                monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
907 908
                break;
            case 'u':
A
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909
                monitor_printf(mon, "%*" PRIu64, max_digits, v);
910 911
                break;
            case 'd':
A
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912
                monitor_printf(mon, "%*" PRId64, max_digits, v);
913 914
                break;
            case 'c':
A
aliguori 已提交
915
                monitor_printc(mon, v);
916 917 918 919
                break;
            }
            i += wsize;
        }
A
aliguori 已提交
920
        monitor_printf(mon, "\n");
921 922 923 924 925
        addr += l;
        len -= l;
    }
}

926
static void do_memory_dump(Monitor *mon, const QDict *qdict)
927
{
928 929 930 931 932
    int count = qdict_get_int(qdict, "count");
    int format = qdict_get_int(qdict, "format");
    int size = qdict_get_int(qdict, "size");
    target_long addr = qdict_get_int(qdict, "addr");

A
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933
    memory_dump(mon, count, format, size, addr, 0);
934 935
}

936
static void do_physical_memory_dump(Monitor *mon, const QDict *qdict)
937
{
938 939 940
    int count = qdict_get_int(qdict, "count");
    int format = qdict_get_int(qdict, "format");
    int size = qdict_get_int(qdict, "size");
A
Anthony Liguori 已提交
941
    target_phys_addr_t addr = qdict_get_int(qdict, "addr");
942

A
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943
    memory_dump(mon, count, format, size, addr, 1);
944 945
}

946
static void do_print(Monitor *mon, const QDict *qdict)
947
{
948
    int format = qdict_get_int(qdict, "format");
A
Anthony Liguori 已提交
949
    target_phys_addr_t val = qdict_get_int(qdict, "val");
950

951
#if TARGET_PHYS_ADDR_BITS == 32
952 953
    switch(format) {
    case 'o':
A
aliguori 已提交
954
        monitor_printf(mon, "%#o", val);
955 956
        break;
    case 'x':
A
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957
        monitor_printf(mon, "%#x", val);
958 959
        break;
    case 'u':
A
aliguori 已提交
960
        monitor_printf(mon, "%u", val);
961 962 963
        break;
    default:
    case 'd':
A
aliguori 已提交
964
        monitor_printf(mon, "%d", val);
965 966
        break;
    case 'c':
A
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967
        monitor_printc(mon, val);
968 969
        break;
    }
B
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970 971 972
#else
    switch(format) {
    case 'o':
A
aliguori 已提交
973
        monitor_printf(mon, "%#" PRIo64, val);
B
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974 975
        break;
    case 'x':
A
aliguori 已提交
976
        monitor_printf(mon, "%#" PRIx64, val);
B
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977 978
        break;
    case 'u':
A
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979
        monitor_printf(mon, "%" PRIu64, val);
B
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980 981 982
        break;
    default:
    case 'd':
A
aliguori 已提交
983
        monitor_printf(mon, "%" PRId64, val);
B
bellard 已提交
984 985
        break;
    case 'c':
A
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986
        monitor_printc(mon, val);
B
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987 988 989
        break;
    }
#endif
A
aliguori 已提交
990
    monitor_printf(mon, "\n");
991 992
}

993
static void do_memory_save(Monitor *mon, const QDict *qdict, QObject **ret_data)
B
bellard 已提交
994 995
{
    FILE *f;
996 997 998
    uint32_t size = qdict_get_int(qdict, "size");
    const char *filename = qdict_get_str(qdict, "filename");
    target_long addr = qdict_get_int(qdict, "val");
B
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999 1000 1001 1002 1003 1004 1005 1006 1007 1008
    uint32_t l;
    CPUState *env;
    uint8_t buf[1024];

    env = mon_get_cpu();
    if (!env)
        return;

    f = fopen(filename, "wb");
    if (!f) {
A
aliguori 已提交
1009
        monitor_printf(mon, "could not open '%s'\n", filename);
B
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1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023
        return;
    }
    while (size != 0) {
        l = sizeof(buf);
        if (l > size)
            l = size;
        cpu_memory_rw_debug(env, addr, buf, l, 0);
        fwrite(buf, 1, l, f);
        addr += l;
        size -= l;
    }
    fclose(f);
}

1024 1025
static void do_physical_memory_save(Monitor *mon, const QDict *qdict,
                                    QObject **ret_data)
A
aurel32 已提交
1026 1027 1028 1029
{
    FILE *f;
    uint32_t l;
    uint8_t buf[1024];
1030 1031
    uint32_t size = qdict_get_int(qdict, "size");
    const char *filename = qdict_get_str(qdict, "filename");
A
Anthony Liguori 已提交
1032
    target_phys_addr_t addr = qdict_get_int(qdict, "val");
A
aurel32 已提交
1033 1034 1035

    f = fopen(filename, "wb");
    if (!f) {
A
aliguori 已提交
1036
        monitor_printf(mon, "could not open '%s'\n", filename);
A
aurel32 已提交
1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051
        return;
    }
    while (size != 0) {
        l = sizeof(buf);
        if (l > size)
            l = size;
        cpu_physical_memory_rw(addr, buf, l, 0);
        fwrite(buf, 1, l, f);
        fflush(f);
        addr += l;
        size -= l;
    }
    fclose(f);
}

1052
static void do_sum(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1053 1054 1055 1056
{
    uint32_t addr;
    uint8_t buf[1];
    uint16_t sum;
1057 1058
    uint32_t start = qdict_get_int(qdict, "start");
    uint32_t size = qdict_get_int(qdict, "size");
B
bellard 已提交
1059 1060 1061 1062 1063 1064 1065 1066

    sum = 0;
    for(addr = start; addr < (start + size); addr++) {
        cpu_physical_memory_rw(addr, buf, 1, 0);
        /* BSD sum algorithm ('sum' Unix command) */
        sum = (sum >> 1) | (sum << 15);
        sum += buf[0];
    }
A
aliguori 已提交
1067
    monitor_printf(mon, "%05d\n", sum);
B
bellard 已提交
1068 1069
}

B
bellard 已提交
1070 1071 1072 1073 1074 1075 1076 1077
typedef struct {
    int keycode;
    const char *name;
} KeyDef;

static const KeyDef key_defs[] = {
    { 0x2a, "shift" },
    { 0x36, "shift_r" },
1078

B
bellard 已提交
1079 1080
    { 0x38, "alt" },
    { 0xb8, "alt_r" },
1081 1082
    { 0x64, "altgr" },
    { 0xe4, "altgr_r" },
B
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1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099
    { 0x1d, "ctrl" },
    { 0x9d, "ctrl_r" },

    { 0xdd, "menu" },

    { 0x01, "esc" },

    { 0x02, "1" },
    { 0x03, "2" },
    { 0x04, "3" },
    { 0x05, "4" },
    { 0x06, "5" },
    { 0x07, "6" },
    { 0x08, "7" },
    { 0x09, "8" },
    { 0x0a, "9" },
    { 0x0b, "0" },
1100 1101
    { 0x0c, "minus" },
    { 0x0d, "equal" },
B
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1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134
    { 0x0e, "backspace" },

    { 0x0f, "tab" },
    { 0x10, "q" },
    { 0x11, "w" },
    { 0x12, "e" },
    { 0x13, "r" },
    { 0x14, "t" },
    { 0x15, "y" },
    { 0x16, "u" },
    { 0x17, "i" },
    { 0x18, "o" },
    { 0x19, "p" },

    { 0x1c, "ret" },

    { 0x1e, "a" },
    { 0x1f, "s" },
    { 0x20, "d" },
    { 0x21, "f" },
    { 0x22, "g" },
    { 0x23, "h" },
    { 0x24, "j" },
    { 0x25, "k" },
    { 0x26, "l" },

    { 0x2c, "z" },
    { 0x2d, "x" },
    { 0x2e, "c" },
    { 0x2f, "v" },
    { 0x30, "b" },
    { 0x31, "n" },
    { 0x32, "m" },
1135 1136 1137
    { 0x33, "comma" },
    { 0x34, "dot" },
    { 0x35, "slash" },
1138

B
balrog 已提交
1139 1140
    { 0x37, "asterisk" },

B
bellard 已提交
1141
    { 0x39, "spc" },
B
bellard 已提交
1142
    { 0x3a, "caps_lock" },
B
bellard 已提交
1143 1144 1145 1146 1147 1148 1149 1150 1151 1152
    { 0x3b, "f1" },
    { 0x3c, "f2" },
    { 0x3d, "f3" },
    { 0x3e, "f4" },
    { 0x3f, "f5" },
    { 0x40, "f6" },
    { 0x41, "f7" },
    { 0x42, "f8" },
    { 0x43, "f9" },
    { 0x44, "f10" },
B
bellard 已提交
1153
    { 0x45, "num_lock" },
B
bellard 已提交
1154 1155
    { 0x46, "scroll_lock" },

1156 1157
    { 0xb5, "kp_divide" },
    { 0x37, "kp_multiply" },
T
ths 已提交
1158
    { 0x4a, "kp_subtract" },
1159 1160 1161
    { 0x4e, "kp_add" },
    { 0x9c, "kp_enter" },
    { 0x53, "kp_decimal" },
1162
    { 0x54, "sysrq" },
1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173

    { 0x52, "kp_0" },
    { 0x4f, "kp_1" },
    { 0x50, "kp_2" },
    { 0x51, "kp_3" },
    { 0x4b, "kp_4" },
    { 0x4c, "kp_5" },
    { 0x4d, "kp_6" },
    { 0x47, "kp_7" },
    { 0x48, "kp_8" },
    { 0x49, "kp_9" },
1174

B
bellard 已提交
1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193
    { 0x56, "<" },

    { 0x57, "f11" },
    { 0x58, "f12" },

    { 0xb7, "print" },

    { 0xc7, "home" },
    { 0xc9, "pgup" },
    { 0xd1, "pgdn" },
    { 0xcf, "end" },

    { 0xcb, "left" },
    { 0xc8, "up" },
    { 0xd0, "down" },
    { 0xcd, "right" },

    { 0xd2, "insert" },
    { 0xd3, "delete" },
1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210
#if defined(TARGET_SPARC) && !defined(TARGET_SPARC64)
    { 0xf0, "stop" },
    { 0xf1, "again" },
    { 0xf2, "props" },
    { 0xf3, "undo" },
    { 0xf4, "front" },
    { 0xf5, "copy" },
    { 0xf6, "open" },
    { 0xf7, "paste" },
    { 0xf8, "find" },
    { 0xf9, "cut" },
    { 0xfa, "lf" },
    { 0xfb, "help" },
    { 0xfc, "meta_l" },
    { 0xfd, "meta_r" },
    { 0xfe, "compose" },
#endif
B
bellard 已提交
1211 1212 1213 1214 1215 1216
    { 0, NULL },
};

static int get_keycode(const char *key)
{
    const KeyDef *p;
1217 1218
    char *endp;
    int ret;
B
bellard 已提交
1219 1220 1221 1222 1223

    for(p = key_defs; p->name != NULL; p++) {
        if (!strcmp(key, p->name))
            return p->keycode;
    }
1224 1225 1226 1227 1228
    if (strstart(key, "0x", NULL)) {
        ret = strtoul(key, &endp, 0);
        if (*endp == '\0' && ret >= 0x01 && ret <= 0xff)
            return ret;
    }
B
bellard 已提交
1229 1230 1231
    return -1;
}

1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249
#define MAX_KEYCODES 16
static uint8_t keycodes[MAX_KEYCODES];
static int nb_pending_keycodes;
static QEMUTimer *key_timer;

static void release_keys(void *opaque)
{
    int keycode;

    while (nb_pending_keycodes > 0) {
        nb_pending_keycodes--;
        keycode = keycodes[nb_pending_keycodes];
        if (keycode & 0x80)
            kbd_put_keycode(0xe0);
        kbd_put_keycode(keycode | 0x80);
    }
}

1250
static void do_sendkey(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1251
{
1252 1253 1254
    char keyname_buf[16];
    char *separator;
    int keyname_len, keycode, i;
1255 1256 1257
    const char *string = qdict_get_str(qdict, "string");
    int has_hold_time = qdict_haskey(qdict, "hold_time");
    int hold_time = qdict_get_try_int(qdict, "hold_time", -1);
1258

1259 1260 1261 1262 1263 1264 1265
    if (nb_pending_keycodes > 0) {
        qemu_del_timer(key_timer);
        release_keys(NULL);
    }
    if (!has_hold_time)
        hold_time = 100;
    i = 0;
1266 1267 1268 1269 1270 1271
    while (1) {
        separator = strchr(string, '-');
        keyname_len = separator ? separator - string : strlen(string);
        if (keyname_len > 0) {
            pstrcpy(keyname_buf, sizeof(keyname_buf), string);
            if (keyname_len > sizeof(keyname_buf) - 1) {
A
aliguori 已提交
1272
                monitor_printf(mon, "invalid key: '%s...'\n", keyname_buf);
1273
                return;
B
bellard 已提交
1274
            }
1275
            if (i == MAX_KEYCODES) {
A
aliguori 已提交
1276
                monitor_printf(mon, "too many keys\n");
1277 1278 1279 1280 1281
                return;
            }
            keyname_buf[keyname_len] = 0;
            keycode = get_keycode(keyname_buf);
            if (keycode < 0) {
A
aliguori 已提交
1282
                monitor_printf(mon, "unknown key: '%s'\n", keyname_buf);
1283 1284
                return;
            }
1285
            keycodes[i++] = keycode;
B
bellard 已提交
1286
        }
1287
        if (!separator)
B
bellard 已提交
1288
            break;
1289
        string = separator + 1;
B
bellard 已提交
1290
    }
1291
    nb_pending_keycodes = i;
B
bellard 已提交
1292
    /* key down events */
1293
    for (i = 0; i < nb_pending_keycodes; i++) {
B
bellard 已提交
1294 1295 1296 1297 1298
        keycode = keycodes[i];
        if (keycode & 0x80)
            kbd_put_keycode(0xe0);
        kbd_put_keycode(keycode & 0x7f);
    }
1299
    /* delayed key up events */
1300
    qemu_mod_timer(key_timer, qemu_get_clock(vm_clock) +
1301
                   muldiv64(get_ticks_per_sec(), hold_time, 1000));
B
bellard 已提交
1302 1303
}

B
bellard 已提交
1304 1305
static int mouse_button_state;

1306
static void do_mouse_move(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1307 1308
{
    int dx, dy, dz;
1309 1310 1311
    const char *dx_str = qdict_get_str(qdict, "dx_str");
    const char *dy_str = qdict_get_str(qdict, "dy_str");
    const char *dz_str = qdict_get_try_str(qdict, "dz_str");
B
bellard 已提交
1312 1313 1314
    dx = strtol(dx_str, NULL, 0);
    dy = strtol(dy_str, NULL, 0);
    dz = 0;
1315
    if (dz_str)
B
bellard 已提交
1316 1317 1318 1319
        dz = strtol(dz_str, NULL, 0);
    kbd_mouse_event(dx, dy, dz, mouse_button_state);
}

1320
static void do_mouse_button(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1321
{
1322
    int button_state = qdict_get_int(qdict, "button_state");
B
bellard 已提交
1323 1324 1325 1326
    mouse_button_state = button_state;
    kbd_mouse_event(0, 0, 0, mouse_button_state);
}

1327
static void do_ioport_read(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1328
{
1329 1330 1331
    int size = qdict_get_int(qdict, "size");
    int addr = qdict_get_int(qdict, "addr");
    int has_index = qdict_haskey(qdict, "index");
B
bellard 已提交
1332 1333 1334 1335
    uint32_t val;
    int suffix;

    if (has_index) {
1336
        int index = qdict_get_int(qdict, "index");
1337
        cpu_outb(addr & IOPORTS_MASK, index & 0xff);
B
bellard 已提交
1338 1339 1340 1341 1342 1343 1344
        addr++;
    }
    addr &= 0xffff;

    switch(size) {
    default:
    case 1:
1345
        val = cpu_inb(addr);
B
bellard 已提交
1346 1347 1348
        suffix = 'b';
        break;
    case 2:
1349
        val = cpu_inw(addr);
B
bellard 已提交
1350 1351 1352
        suffix = 'w';
        break;
    case 4:
1353
        val = cpu_inl(addr);
B
bellard 已提交
1354 1355 1356
        suffix = 'l';
        break;
    }
A
aliguori 已提交
1357 1358
    monitor_printf(mon, "port%c[0x%04x] = %#0*x\n",
                   suffix, addr, size * 2, val);
B
bellard 已提交
1359
}
B
bellard 已提交
1360

1361
static void do_ioport_write(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1362
{
1363 1364 1365 1366
    int size = qdict_get_int(qdict, "size");
    int addr = qdict_get_int(qdict, "addr");
    int val = qdict_get_int(qdict, "val");

J
Jan Kiszka 已提交
1367 1368 1369 1370 1371
    addr &= IOPORTS_MASK;

    switch (size) {
    default:
    case 1:
1372
        cpu_outb(addr, val);
J
Jan Kiszka 已提交
1373 1374
        break;
    case 2:
1375
        cpu_outw(addr, val);
J
Jan Kiszka 已提交
1376 1377
        break;
    case 4:
1378
        cpu_outl(addr, val);
J
Jan Kiszka 已提交
1379 1380 1381 1382
        break;
    }
}

1383
static void do_boot_set(Monitor *mon, const QDict *qdict)
1384 1385
{
    int res;
1386
    const char *bootdevice = qdict_get_str(qdict, "bootdevice");
1387

J
Jan Kiszka 已提交
1388 1389 1390 1391 1392
    res = qemu_boot_set(bootdevice);
    if (res == 0) {
        monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
    } else if (res > 0) {
        monitor_printf(mon, "setting boot device list failed\n");
1393
    } else {
A
aliguori 已提交
1394 1395
        monitor_printf(mon, "no function defined to set boot device list for "
                       "this architecture\n");
1396 1397 1398
    }
}

1399 1400 1401 1402 1403
/**
 * do_system_reset(): Issue a machine reset
 */
static void do_system_reset(Monitor *mon, const QDict *qdict,
                            QObject **ret_data)
B
bellard 已提交
1404 1405 1406 1407
{
    qemu_system_reset_request();
}

1408 1409 1410 1411 1412
/**
 * do_system_powerdown(): Issue a machine powerdown
 */
static void do_system_powerdown(Monitor *mon, const QDict *qdict,
                                QObject **ret_data)
B
bellard 已提交
1413 1414 1415 1416
{
    qemu_system_powerdown_request();
}

B
bellard 已提交
1417
#if defined(TARGET_I386)
A
aliguori 已提交
1418
static void print_pte(Monitor *mon, uint32_t addr, uint32_t pte, uint32_t mask)
B
bellard 已提交
1419
{
A
aliguori 已提交
1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430
    monitor_printf(mon, "%08x: %08x %c%c%c%c%c%c%c%c\n",
                   addr,
                   pte & mask,
                   pte & PG_GLOBAL_MASK ? 'G' : '-',
                   pte & PG_PSE_MASK ? 'P' : '-',
                   pte & PG_DIRTY_MASK ? 'D' : '-',
                   pte & PG_ACCESSED_MASK ? 'A' : '-',
                   pte & PG_PCD_MASK ? 'C' : '-',
                   pte & PG_PWT_MASK ? 'T' : '-',
                   pte & PG_USER_MASK ? 'U' : '-',
                   pte & PG_RW_MASK ? 'W' : '-');
B
bellard 已提交
1431 1432
}

A
aliguori 已提交
1433
static void tlb_info(Monitor *mon)
B
bellard 已提交
1434
{
B
bellard 已提交
1435
    CPUState *env;
B
bellard 已提交
1436 1437 1438
    int l1, l2;
    uint32_t pgd, pde, pte;

B
bellard 已提交
1439 1440 1441 1442
    env = mon_get_cpu();
    if (!env)
        return;

B
bellard 已提交
1443
    if (!(env->cr[0] & CR0_PG_MASK)) {
A
aliguori 已提交
1444
        monitor_printf(mon, "PG disabled\n");
B
bellard 已提交
1445 1446 1447 1448 1449 1450 1451 1452
        return;
    }
    pgd = env->cr[3] & ~0xfff;
    for(l1 = 0; l1 < 1024; l1++) {
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
        pde = le32_to_cpu(pde);
        if (pde & PG_PRESENT_MASK) {
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
A
aliguori 已提交
1453
                print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
B
bellard 已提交
1454 1455
            } else {
                for(l2 = 0; l2 < 1024; l2++) {
1456
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
B
bellard 已提交
1457 1458 1459
                                             (uint8_t *)&pte, 4);
                    pte = le32_to_cpu(pte);
                    if (pte & PG_PRESENT_MASK) {
A
aliguori 已提交
1460
                        print_pte(mon, (l1 << 22) + (l2 << 12),
1461
                                  pte & ~PG_PSE_MASK,
B
bellard 已提交
1462 1463 1464 1465 1466 1467 1468 1469
                                  ~0xfff);
                    }
                }
            }
        }
    }
}

A
aliguori 已提交
1470
static void mem_print(Monitor *mon, uint32_t *pstart, int *plast_prot,
B
bellard 已提交
1471 1472
                      uint32_t end, int prot)
{
B
bellard 已提交
1473 1474 1475
    int prot1;
    prot1 = *plast_prot;
    if (prot != prot1) {
B
bellard 已提交
1476
        if (*pstart != -1) {
A
aliguori 已提交
1477 1478 1479 1480 1481
            monitor_printf(mon, "%08x-%08x %08x %c%c%c\n",
                           *pstart, end, end - *pstart,
                           prot1 & PG_USER_MASK ? 'u' : '-',
                           'r',
                           prot1 & PG_RW_MASK ? 'w' : '-');
B
bellard 已提交
1482 1483 1484 1485 1486 1487 1488 1489 1490
        }
        if (prot != 0)
            *pstart = end;
        else
            *pstart = -1;
        *plast_prot = prot;
    }
}

A
aliguori 已提交
1491
static void mem_info(Monitor *mon)
B
bellard 已提交
1492
{
B
bellard 已提交
1493
    CPUState *env;
B
bellard 已提交
1494 1495 1496
    int l1, l2, prot, last_prot;
    uint32_t pgd, pde, pte, start, end;

B
bellard 已提交
1497 1498 1499 1500
    env = mon_get_cpu();
    if (!env)
        return;

B
bellard 已提交
1501
    if (!(env->cr[0] & CR0_PG_MASK)) {
A
aliguori 已提交
1502
        monitor_printf(mon, "PG disabled\n");
B
bellard 已提交
1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514
        return;
    }
    pgd = env->cr[3] & ~0xfff;
    last_prot = 0;
    start = -1;
    for(l1 = 0; l1 < 1024; l1++) {
        cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
        pde = le32_to_cpu(pde);
        end = l1 << 22;
        if (pde & PG_PRESENT_MASK) {
            if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
                prot = pde & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
A
aliguori 已提交
1515
                mem_print(mon, &start, &last_prot, end, prot);
B
bellard 已提交
1516 1517
            } else {
                for(l2 = 0; l2 < 1024; l2++) {
1518
                    cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
B
bellard 已提交
1519 1520 1521 1522 1523 1524 1525 1526
                                             (uint8_t *)&pte, 4);
                    pte = le32_to_cpu(pte);
                    end = (l1 << 22) + (l2 << 12);
                    if (pte & PG_PRESENT_MASK) {
                        prot = pte & (PG_USER_MASK | PG_RW_MASK | PG_PRESENT_MASK);
                    } else {
                        prot = 0;
                    }
A
aliguori 已提交
1527
                    mem_print(mon, &start, &last_prot, end, prot);
B
bellard 已提交
1528 1529 1530 1531
                }
            }
        } else {
            prot = 0;
A
aliguori 已提交
1532
            mem_print(mon, &start, &last_prot, end, prot);
B
bellard 已提交
1533 1534 1535 1536 1537
        }
    }
}
#endif

A
aurel32 已提交
1538 1539
#if defined(TARGET_SH4)

A
aliguori 已提交
1540
static void print_tlb(Monitor *mon, int idx, tlb_t *tlb)
A
aurel32 已提交
1541
{
A
aliguori 已提交
1542 1543 1544 1545 1546 1547 1548 1549
    monitor_printf(mon, " tlb%i:\t"
                   "asid=%hhu vpn=%x\tppn=%x\tsz=%hhu size=%u\t"
                   "v=%hhu shared=%hhu cached=%hhu prot=%hhu "
                   "dirty=%hhu writethrough=%hhu\n",
                   idx,
                   tlb->asid, tlb->vpn, tlb->ppn, tlb->sz, tlb->size,
                   tlb->v, tlb->sh, tlb->c, tlb->pr,
                   tlb->d, tlb->wt);
A
aurel32 已提交
1550 1551
}

A
aliguori 已提交
1552
static void tlb_info(Monitor *mon)
A
aurel32 已提交
1553 1554 1555 1556
{
    CPUState *env = mon_get_cpu();
    int i;

A
aliguori 已提交
1557
    monitor_printf (mon, "ITLB:\n");
A
aurel32 已提交
1558
    for (i = 0 ; i < ITLB_SIZE ; i++)
A
aliguori 已提交
1559 1560
        print_tlb (mon, i, &env->itlb[i]);
    monitor_printf (mon, "UTLB:\n");
A
aurel32 已提交
1561
    for (i = 0 ; i < UTLB_SIZE ; i++)
A
aliguori 已提交
1562
        print_tlb (mon, i, &env->utlb[i]);
A
aurel32 已提交
1563 1564 1565 1566
}

#endif

A
aliguori 已提交
1567
static void do_info_kvm(Monitor *mon)
A
aliguori 已提交
1568 1569
{
#ifdef CONFIG_KVM
A
aliguori 已提交
1570
    monitor_printf(mon, "kvm support: ");
A
aliguori 已提交
1571
    if (kvm_enabled())
A
aliguori 已提交
1572
        monitor_printf(mon, "enabled\n");
A
aliguori 已提交
1573
    else
A
aliguori 已提交
1574
        monitor_printf(mon, "disabled\n");
A
aliguori 已提交
1575
#else
A
aliguori 已提交
1576
    monitor_printf(mon, "kvm support: not compiled\n");
A
aliguori 已提交
1577 1578 1579
#endif
}

1580 1581
static void do_info_numa(Monitor *mon)
{
1582
    int i;
1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598
    CPUState *env;

    monitor_printf(mon, "%d nodes\n", nb_numa_nodes);
    for (i = 0; i < nb_numa_nodes; i++) {
        monitor_printf(mon, "node %d cpus:", i);
        for (env = first_cpu; env != NULL; env = env->next_cpu) {
            if (env->numa_node == i) {
                monitor_printf(mon, " %d", env->cpu_index);
            }
        }
        monitor_printf(mon, "\n");
        monitor_printf(mon, "node %d size: %" PRId64 " MB\n", i,
            node_mem[i] >> 20);
    }
}

B
bellard 已提交
1599 1600
#ifdef CONFIG_PROFILER

A
Aurelien Jarno 已提交
1601 1602 1603
int64_t qemu_time;
int64_t dev_time;

A
aliguori 已提交
1604
static void do_info_profile(Monitor *mon)
B
bellard 已提交
1605 1606 1607 1608 1609
{
    int64_t total;
    total = qemu_time;
    if (total == 0)
        total = 1;
A
aliguori 已提交
1610
    monitor_printf(mon, "async time  %" PRId64 " (%0.3f)\n",
1611
                   dev_time, dev_time / (double)get_ticks_per_sec());
A
aliguori 已提交
1612
    monitor_printf(mon, "qemu time   %" PRId64 " (%0.3f)\n",
1613
                   qemu_time, qemu_time / (double)get_ticks_per_sec());
B
bellard 已提交
1614 1615 1616 1617
    qemu_time = 0;
    dev_time = 0;
}
#else
A
aliguori 已提交
1618
static void do_info_profile(Monitor *mon)
B
bellard 已提交
1619
{
A
aliguori 已提交
1620
    monitor_printf(mon, "Internal profiler not compiled\n");
B
bellard 已提交
1621 1622 1623
}
#endif

B
bellard 已提交
1624
/* Capture support */
B
Blue Swirl 已提交
1625
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
B
bellard 已提交
1626

A
aliguori 已提交
1627
static void do_info_capture(Monitor *mon)
B
bellard 已提交
1628 1629 1630 1631 1632
{
    int i;
    CaptureState *s;

    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
A
aliguori 已提交
1633
        monitor_printf(mon, "[%d]: ", i);
B
bellard 已提交
1634 1635 1636 1637
        s->ops.info (s->opaque);
    }
}

1638
#ifdef HAS_AUDIO
1639
static void do_stop_capture(Monitor *mon, const QDict *qdict)
B
bellard 已提交
1640 1641
{
    int i;
1642
    int n = qdict_get_int(qdict, "n");
B
bellard 已提交
1643 1644 1645 1646 1647
    CaptureState *s;

    for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
        if (i == n) {
            s->ops.destroy (s->opaque);
B
Blue Swirl 已提交
1648
            QLIST_REMOVE (s, entries);
B
bellard 已提交
1649 1650 1651 1652 1653 1654
            qemu_free (s);
            return;
        }
    }
}

1655 1656 1657 1658 1659 1660 1661 1662 1663
static void do_wav_capture(Monitor *mon, const QDict *qdict)
{
    const char *path = qdict_get_str(qdict, "path");
    int has_freq = qdict_haskey(qdict, "freq");
    int freq = qdict_get_try_int(qdict, "freq", -1);
    int has_bits = qdict_haskey(qdict, "bits");
    int bits = qdict_get_try_int(qdict, "bits", -1);
    int has_channels = qdict_haskey(qdict, "nchannels");
    int nchannels = qdict_get_try_int(qdict, "nchannels", -1);
B
bellard 已提交
1664 1665 1666 1667 1668 1669 1670 1671 1672
    CaptureState *s;

    s = qemu_mallocz (sizeof (*s));

    freq = has_freq ? freq : 44100;
    bits = has_bits ? bits : 16;
    nchannels = has_channels ? nchannels : 2;

    if (wav_start_capture (s, path, freq, bits, nchannels)) {
A
aliguori 已提交
1673
        monitor_printf(mon, "Faied to add wave capture\n");
B
bellard 已提交
1674 1675
        qemu_free (s);
    }
B
Blue Swirl 已提交
1676
    QLIST_INSERT_HEAD (&capture_head, s, entries);
B
bellard 已提交
1677 1678 1679
}
#endif

A
aurel32 已提交
1680
#if defined(TARGET_I386)
1681
static void do_inject_nmi(Monitor *mon, const QDict *qdict)
A
aurel32 已提交
1682 1683
{
    CPUState *env;
1684
    int cpu_index = qdict_get_int(qdict, "cpu_index");
A
aurel32 已提交
1685 1686 1687 1688 1689 1690 1691 1692 1693

    for (env = first_cpu; env != NULL; env = env->next_cpu)
        if (env->cpu_index == cpu_index) {
            cpu_interrupt(env, CPU_INTERRUPT_NMI);
            break;
        }
}
#endif

A
aliguori 已提交
1694
static void do_info_status(Monitor *mon)
A
aurel32 已提交
1695
{
1696 1697 1698 1699 1700 1701 1702
    if (vm_running) {
        if (singlestep) {
            monitor_printf(mon, "VM status: running (single step mode)\n");
        } else {
            monitor_printf(mon, "VM status: running\n");
        }
    } else
A
aliguori 已提交
1703
       monitor_printf(mon, "VM status: paused\n");
A
aurel32 已提交
1704 1705
}

1706 1707 1708 1709
/**
 * do_balloon(): Request VM to change its memory allocation
 */
static void do_balloon(Monitor *mon, const QDict *qdict, QObject **ret_data)
A
aliguori 已提交
1710
{
1711
    int value = qdict_get_int(qdict, "value");
A
Anthony Liguori 已提交
1712
    ram_addr_t target = value;
A
aliguori 已提交
1713 1714 1715
    qemu_balloon(target << 20);
}

1716 1717 1718 1719 1720 1721 1722 1723 1724 1725
static void monitor_print_balloon(Monitor *mon, const QObject *data)
{
    monitor_printf(mon, "balloon: actual=%d\n",
                                     (int)qint_get_int(qobject_to_qint(data)));
}

/**
 * do_info_balloon(): Balloon information
 */
static void do_info_balloon(Monitor *mon, QObject **ret_data)
A
aliguori 已提交
1726
{
A
Anthony Liguori 已提交
1727
    ram_addr_t actual;
A
aliguori 已提交
1728 1729

    actual = qemu_balloon_status();
A
aliguori 已提交
1730
    if (kvm_enabled() && !kvm_has_sync_mmu())
1731
        qemu_error_new(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
A
aliguori 已提交
1732
    else if (actual == 0)
1733
        qemu_error_new(QERR_DEVICE_NOT_ACTIVE, "balloon");
A
aliguori 已提交
1734
    else
1735
        *ret_data = QOBJECT(qint_from_int((int)(actual >> 20)));
A
aliguori 已提交
1736 1737
}

J
Jan Kiszka 已提交
1738
static qemu_acl *find_acl(Monitor *mon, const char *name)
1739
{
J
Jan Kiszka 已提交
1740
    qemu_acl *acl = qemu_acl_find(name);
1741 1742

    if (!acl) {
J
Jan Kiszka 已提交
1743
        monitor_printf(mon, "acl: unknown list '%s'\n", name);
1744
    }
J
Jan Kiszka 已提交
1745 1746 1747
    return acl;
}

1748
static void do_acl_show(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1749
{
1750
    const char *aclname = qdict_get_str(qdict, "aclname");
J
Jan Kiszka 已提交
1751 1752 1753
    qemu_acl *acl = find_acl(mon, aclname);
    qemu_acl_entry *entry;
    int i = 0;
1754

J
Jan Kiszka 已提交
1755
    if (acl) {
1756
        monitor_printf(mon, "policy: %s\n",
1757
                       acl->defaultDeny ? "deny" : "allow");
B
Blue Swirl 已提交
1758
        QTAILQ_FOREACH(entry, &acl->entries, next) {
1759 1760
            i++;
            monitor_printf(mon, "%d: %s %s\n", i,
J
Jan Kiszka 已提交
1761
                           entry->deny ? "deny" : "allow", entry->match);
1762
        }
J
Jan Kiszka 已提交
1763 1764 1765
    }
}

1766
static void do_acl_reset(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1767
{
1768
    const char *aclname = qdict_get_str(qdict, "aclname");
J
Jan Kiszka 已提交
1769 1770 1771
    qemu_acl *acl = find_acl(mon, aclname);

    if (acl) {
1772 1773
        qemu_acl_reset(acl);
        monitor_printf(mon, "acl: removed all rules\n");
J
Jan Kiszka 已提交
1774 1775 1776
    }
}

1777
static void do_acl_policy(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1778
{
1779 1780
    const char *aclname = qdict_get_str(qdict, "aclname");
    const char *policy = qdict_get_str(qdict, "policy");
J
Jan Kiszka 已提交
1781
    qemu_acl *acl = find_acl(mon, aclname);
1782

J
Jan Kiszka 已提交
1783 1784
    if (acl) {
        if (strcmp(policy, "allow") == 0) {
1785 1786
            acl->defaultDeny = 0;
            monitor_printf(mon, "acl: policy set to 'allow'\n");
J
Jan Kiszka 已提交
1787
        } else if (strcmp(policy, "deny") == 0) {
1788 1789 1790
            acl->defaultDeny = 1;
            monitor_printf(mon, "acl: policy set to 'deny'\n");
        } else {
J
Jan Kiszka 已提交
1791 1792
            monitor_printf(mon, "acl: unknown policy '%s', "
                           "expected 'deny' or 'allow'\n", policy);
1793
        }
J
Jan Kiszka 已提交
1794 1795
    }
}
1796

1797
static void do_acl_add(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1798
{
1799 1800 1801 1802 1803
    const char *aclname = qdict_get_str(qdict, "aclname");
    const char *match = qdict_get_str(qdict, "match");
    const char *policy = qdict_get_str(qdict, "policy");
    int has_index = qdict_haskey(qdict, "index");
    int index = qdict_get_try_int(qdict, "index", -1);
J
Jan Kiszka 已提交
1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814
    qemu_acl *acl = find_acl(mon, aclname);
    int deny, ret;

    if (acl) {
        if (strcmp(policy, "allow") == 0) {
            deny = 0;
        } else if (strcmp(policy, "deny") == 0) {
            deny = 1;
        } else {
            monitor_printf(mon, "acl: unknown policy '%s', "
                           "expected 'deny' or 'allow'\n", policy);
1815 1816 1817 1818 1819 1820 1821 1822 1823 1824
            return;
        }
        if (has_index)
            ret = qemu_acl_insert(acl, deny, match, index);
        else
            ret = qemu_acl_append(acl, deny, match);
        if (ret < 0)
            monitor_printf(mon, "acl: unable to add acl entry\n");
        else
            monitor_printf(mon, "acl: added rule at position %d\n", ret);
J
Jan Kiszka 已提交
1825 1826
    }
}
1827

1828
static void do_acl_remove(Monitor *mon, const QDict *qdict)
J
Jan Kiszka 已提交
1829
{
1830 1831
    const char *aclname = qdict_get_str(qdict, "aclname");
    const char *match = qdict_get_str(qdict, "match");
J
Jan Kiszka 已提交
1832 1833
    qemu_acl *acl = find_acl(mon, aclname);
    int ret;
1834

J
Jan Kiszka 已提交
1835
    if (acl) {
1836 1837 1838 1839 1840
        ret = qemu_acl_remove(acl, match);
        if (ret < 0)
            monitor_printf(mon, "acl: no matching acl entry\n");
        else
            monitor_printf(mon, "acl: removed rule at position %d\n", ret);
1841 1842 1843
    }
}

1844
#if defined(TARGET_I386)
1845
static void do_inject_mce(Monitor *mon, const QDict *qdict)
1846 1847
{
    CPUState *cenv;
1848 1849 1850 1851 1852 1853
    int cpu_index = qdict_get_int(qdict, "cpu_index");
    int bank = qdict_get_int(qdict, "bank");
    uint64_t status = qdict_get_int(qdict, "status");
    uint64_t mcg_status = qdict_get_int(qdict, "mcg_status");
    uint64_t addr = qdict_get_int(qdict, "addr");
    uint64_t misc = qdict_get_int(qdict, "misc");
1854 1855 1856 1857 1858 1859 1860 1861 1862

    for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu)
        if (cenv->cpu_index == cpu_index && cenv->mcg_cap) {
            cpu_inject_x86_mce(cenv, bank, status, mcg_status, addr, misc);
            break;
        }
}
#endif

1863
static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
1864
{
1865
    const char *fdname = qdict_get_str(qdict, "fdname");
A
Anthony Liguori 已提交
1866
    mon_fd_t *monfd;
1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886
    int fd;

    fd = qemu_chr_get_msgfd(mon->chr);
    if (fd == -1) {
        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
        return;
    }

    if (qemu_isdigit(fdname[0])) {
        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
        return;
    }

    fd = dup(fd);
    if (fd == -1) {
        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
                       strerror(errno));
        return;
    }

B
Blue Swirl 已提交
1887
    QLIST_FOREACH(monfd, &mon->fds, next) {
1888 1889 1890 1891 1892 1893 1894 1895 1896
        if (strcmp(monfd->name, fdname) != 0) {
            continue;
        }

        close(monfd->fd);
        monfd->fd = fd;
        return;
    }

A
Anthony Liguori 已提交
1897
    monfd = qemu_mallocz(sizeof(mon_fd_t));
1898 1899 1900
    monfd->name = qemu_strdup(fdname);
    monfd->fd = fd;

B
Blue Swirl 已提交
1901
    QLIST_INSERT_HEAD(&mon->fds, monfd, next);
1902 1903
}

1904
static void do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
1905
{
1906
    const char *fdname = qdict_get_str(qdict, "fdname");
A
Anthony Liguori 已提交
1907
    mon_fd_t *monfd;
1908

B
Blue Swirl 已提交
1909
    QLIST_FOREACH(monfd, &mon->fds, next) {
1910 1911 1912 1913
        if (strcmp(monfd->name, fdname) != 0) {
            continue;
        }

B
Blue Swirl 已提交
1914
        QLIST_REMOVE(monfd, next);
1915 1916 1917 1918 1919 1920 1921 1922 1923 1924
        close(monfd->fd);
        qemu_free(monfd->name);
        qemu_free(monfd);
        return;
    }

    monitor_printf(mon, "Failed to find file descriptor named %s\n",
                   fdname);
}

1925
static void do_loadvm(Monitor *mon, const QDict *qdict)
J
Juan Quintela 已提交
1926 1927
{
    int saved_vm_running  = vm_running;
1928
    const char *name = qdict_get_str(qdict, "name");
J
Juan Quintela 已提交
1929 1930 1931

    vm_stop(0);

1932
    if (load_vmstate(mon, name) >= 0 && saved_vm_running)
J
Juan Quintela 已提交
1933 1934 1935
        vm_start();
}

1936 1937
int monitor_get_fd(Monitor *mon, const char *fdname)
{
A
Anthony Liguori 已提交
1938
    mon_fd_t *monfd;
1939

B
Blue Swirl 已提交
1940
    QLIST_FOREACH(monfd, &mon->fds, next) {
1941 1942 1943 1944 1945 1946 1947 1948 1949
        int fd;

        if (strcmp(monfd->name, fdname) != 0) {
            continue;
        }

        fd = monfd->fd;

        /* caller takes ownership of fd */
B
Blue Swirl 已提交
1950
        QLIST_REMOVE(monfd, next);
1951 1952 1953 1954 1955 1956 1957 1958 1959
        qemu_free(monfd->name);
        qemu_free(monfd);

        return fd;
    }

    return -1;
}

A
Anthony Liguori 已提交
1960
static const mon_cmd_t mon_cmds[] = {
1961
#include "qemu-monitor.h"
1962
    { NULL, NULL, },
B
bellard 已提交
1963 1964
};

1965
/* Please update qemu-monitor.hx when adding or changing commands */
A
Anthony Liguori 已提交
1966
static const mon_cmd_t info_cmds[] = {
1967 1968 1969 1970 1971
    {
        .name       = "version",
        .args_type  = "",
        .params     = "",
        .help       = "show the version of QEMU",
1972 1973
        .user_print = monitor_print_qobject,
        .mhandler.info_new = do_info_version,
1974 1975 1976 1977 1978 1979
    },
    {
        .name       = "network",
        .args_type  = "",
        .params     = "",
        .help       = "show the network state",
L
Luiz Capitulino 已提交
1980
        .mhandler.info = do_info_network,
1981 1982 1983 1984 1985 1986
    },
    {
        .name       = "chardev",
        .args_type  = "",
        .params     = "",
        .help       = "show the character devices",
L
Luiz Capitulino 已提交
1987
        .mhandler.info = qemu_chr_info,
1988 1989 1990 1991 1992 1993
    },
    {
        .name       = "block",
        .args_type  = "",
        .params     = "",
        .help       = "show the block devices",
L
Luiz Capitulino 已提交
1994
        .mhandler.info = bdrv_info,
1995 1996 1997 1998 1999 2000
    },
    {
        .name       = "blockstats",
        .args_type  = "",
        .params     = "",
        .help       = "show block device statistics",
L
Luiz Capitulino 已提交
2001
        .mhandler.info = bdrv_info_stats,
2002 2003 2004 2005 2006 2007
    },
    {
        .name       = "registers",
        .args_type  = "",
        .params     = "",
        .help       = "show the cpu registers",
L
Luiz Capitulino 已提交
2008
        .mhandler.info = do_info_registers,
2009 2010 2011 2012 2013 2014
    },
    {
        .name       = "cpus",
        .args_type  = "",
        .params     = "",
        .help       = "show infos for each CPU",
2015 2016
        .user_print = monitor_print_cpus,
        .mhandler.info_new = do_info_cpus,
2017 2018 2019 2020 2021 2022
    },
    {
        .name       = "history",
        .args_type  = "",
        .params     = "",
        .help       = "show the command line history",
L
Luiz Capitulino 已提交
2023
        .mhandler.info = do_info_history,
2024 2025 2026 2027 2028 2029
    },
    {
        .name       = "irq",
        .args_type  = "",
        .params     = "",
        .help       = "show the interrupts statistics (if available)",
L
Luiz Capitulino 已提交
2030
        .mhandler.info = irq_info,
2031 2032 2033 2034 2035 2036
    },
    {
        .name       = "pic",
        .args_type  = "",
        .params     = "",
        .help       = "show i8259 (PIC) state",
L
Luiz Capitulino 已提交
2037
        .mhandler.info = pic_info,
2038 2039 2040 2041 2042 2043
    },
    {
        .name       = "pci",
        .args_type  = "",
        .params     = "",
        .help       = "show PCI info",
L
Luiz Capitulino 已提交
2044
        .mhandler.info = pci_info,
2045
    },
A
aurel32 已提交
2046
#if defined(TARGET_I386) || defined(TARGET_SH4)
2047 2048 2049 2050 2051
    {
        .name       = "tlb",
        .args_type  = "",
        .params     = "",
        .help       = "show virtual to physical memory mappings",
L
Luiz Capitulino 已提交
2052
        .mhandler.info = tlb_info,
2053
    },
A
aurel32 已提交
2054 2055
#endif
#if defined(TARGET_I386)
2056 2057 2058 2059 2060
    {
        .name       = "mem",
        .args_type  = "",
        .params     = "",
        .help       = "show the active virtual memory mappings",
L
Luiz Capitulino 已提交
2061
        .mhandler.info = mem_info,
2062 2063 2064 2065 2066 2067
    },
    {
        .name       = "hpet",
        .args_type  = "",
        .params     = "",
        .help       = "show state of HPET",
L
Luiz Capitulino 已提交
2068
        .mhandler.info = do_info_hpet,
2069
    },
B
bellard 已提交
2070
#endif
2071 2072 2073 2074 2075
    {
        .name       = "jit",
        .args_type  = "",
        .params     = "",
        .help       = "show dynamic compiler info",
L
Luiz Capitulino 已提交
2076
        .mhandler.info = do_info_jit,
2077 2078 2079 2080 2081 2082
    },
    {
        .name       = "kvm",
        .args_type  = "",
        .params     = "",
        .help       = "show KVM information",
L
Luiz Capitulino 已提交
2083
        .mhandler.info = do_info_kvm,
2084 2085 2086 2087 2088 2089
    },
    {
        .name       = "numa",
        .args_type  = "",
        .params     = "",
        .help       = "show NUMA information",
L
Luiz Capitulino 已提交
2090
        .mhandler.info = do_info_numa,
2091 2092 2093 2094 2095 2096
    },
    {
        .name       = "usb",
        .args_type  = "",
        .params     = "",
        .help       = "show guest USB devices",
L
Luiz Capitulino 已提交
2097
        .mhandler.info = usb_info,
2098 2099 2100 2101 2102 2103
    },
    {
        .name       = "usbhost",
        .args_type  = "",
        .params     = "",
        .help       = "show host USB devices",
L
Luiz Capitulino 已提交
2104
        .mhandler.info = usb_host_info,
2105 2106 2107 2108 2109 2110
    },
    {
        .name       = "profile",
        .args_type  = "",
        .params     = "",
        .help       = "show profiling information",
L
Luiz Capitulino 已提交
2111
        .mhandler.info = do_info_profile,
2112 2113 2114 2115 2116 2117
    },
    {
        .name       = "capture",
        .args_type  = "",
        .params     = "",
        .help       = "show capture information",
L
Luiz Capitulino 已提交
2118
        .mhandler.info = do_info_capture,
2119 2120 2121 2122 2123 2124
    },
    {
        .name       = "snapshots",
        .args_type  = "",
        .params     = "",
        .help       = "show the currently saved VM snapshots",
L
Luiz Capitulino 已提交
2125
        .mhandler.info = do_info_snapshots,
2126 2127 2128 2129 2130 2131
    },
    {
        .name       = "status",
        .args_type  = "",
        .params     = "",
        .help       = "show the current VM status (running|paused)",
L
Luiz Capitulino 已提交
2132
        .mhandler.info = do_info_status,
2133 2134 2135 2136 2137 2138
    },
    {
        .name       = "pcmcia",
        .args_type  = "",
        .params     = "",
        .help       = "show guest PCMCIA status",
L
Luiz Capitulino 已提交
2139
        .mhandler.info = pcmcia_info,
2140 2141 2142 2143 2144 2145
    },
    {
        .name       = "mice",
        .args_type  = "",
        .params     = "",
        .help       = "show which guest mouse is receiving events",
L
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2146
        .mhandler.info = do_info_mice,
2147 2148 2149 2150 2151 2152
    },
    {
        .name       = "vnc",
        .args_type  = "",
        .params     = "",
        .help       = "show the vnc server status",
L
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2153
        .mhandler.info = do_info_vnc,
2154 2155 2156 2157 2158 2159
    },
    {
        .name       = "name",
        .args_type  = "",
        .params     = "",
        .help       = "show the current VM name",
L
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2160
        .mhandler.info = do_info_name,
2161 2162 2163 2164 2165 2166
    },
    {
        .name       = "uuid",
        .args_type  = "",
        .params     = "",
        .help       = "show the current VM UUID",
L
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2167
        .mhandler.info = do_info_uuid,
2168
    },
2169
#if defined(TARGET_PPC)
2170 2171 2172 2173 2174
    {
        .name       = "cpustats",
        .args_type  = "",
        .params     = "",
        .help       = "show CPU statistics",
L
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2175
        .mhandler.info = do_info_cpu_stats,
2176
    },
2177
#endif
2178
#if defined(CONFIG_SLIRP)
2179 2180 2181 2182 2183
    {
        .name       = "usernet",
        .args_type  = "",
        .params     = "",
        .help       = "show user network stack connection states",
L
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2184
        .mhandler.info = do_info_usernet,
2185
    },
2186
#endif
2187 2188 2189 2190 2191
    {
        .name       = "migrate",
        .args_type  = "",
        .params     = "",
        .help       = "show migration status",
L
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2192
        .mhandler.info = do_info_migrate,
2193 2194 2195 2196 2197 2198
    },
    {
        .name       = "balloon",
        .args_type  = "",
        .params     = "",
        .help       = "show balloon information",
2199 2200
        .user_print = monitor_print_balloon,
        .mhandler.info_new = do_info_balloon,
2201 2202 2203 2204 2205 2206
    },
    {
        .name       = "qtree",
        .args_type  = "",
        .params     = "",
        .help       = "show device tree",
L
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2207
        .mhandler.info = do_info_qtree,
2208 2209 2210 2211 2212 2213
    },
    {
        .name       = "qdm",
        .args_type  = "",
        .params     = "",
        .help       = "show qdev device model list",
L
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2214
        .mhandler.info = do_info_qdm,
2215 2216 2217 2218 2219 2220
    },
    {
        .name       = "roms",
        .args_type  = "",
        .params     = "",
        .help       = "show roms",
L
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2221
        .mhandler.info = do_info_roms,
2222 2223 2224 2225
    },
    {
        .name       = NULL,
    },
B
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2226 2227
};

2228 2229 2230 2231 2232
/*******************************************************************/

static const char *pch;
static jmp_buf expr_env;

B
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2233 2234 2235
#define MD_TLONG 0
#define MD_I32   1

2236 2237 2238
typedef struct MonitorDef {
    const char *name;
    int offset;
B
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    target_long (*get_value)(const struct MonitorDef *md, int val);
B
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2240
    int type;
2241 2242
} MonitorDef;

B
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#if defined(TARGET_I386)
B
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static target_long monitor_get_pc (const struct MonitorDef *md, int val)
B
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2245
{
B
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2246 2247 2248 2249
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return env->eip + env->segs[R_CS].base;
B
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2250 2251 2252
}
#endif

2253
#if defined(TARGET_PPC)
B
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static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
2255
{
B
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2256
    CPUState *env = mon_get_cpu();
2257 2258 2259
    unsigned int u;
    int i;

B
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2260 2261 2262
    if (!env)
        return 0;

2263 2264
    u = 0;
    for (i = 0; i < 8; i++)
2265
        u |= env->crf[i] << (32 - (4 * i));
2266 2267 2268 2269

    return u;
}

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static target_long monitor_get_msr (const struct MonitorDef *md, int val)
2271
{
B
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2272 2273 2274
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
2275
    return env->msr;
2276 2277
}

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static target_long monitor_get_xer (const struct MonitorDef *md, int val)
2279
{
B
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2280 2281 2282
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
A
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    return env->xer;
2284
}
2285

B
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static target_long monitor_get_decr (const struct MonitorDef *md, int val)
2287
{
B
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2288 2289 2290 2291
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return cpu_ppc_load_decr(env);
2292 2293
}

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static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
2295
{
B
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2296 2297 2298 2299
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return cpu_ppc_load_tbu(env);
2300 2301
}

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static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
2303
{
B
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2304 2305 2306 2307
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return cpu_ppc_load_tbl(env);
2308
}
2309 2310
#endif

2311
#if defined(TARGET_SPARC)
B
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2312
#ifndef TARGET_SPARC64
B
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static target_long monitor_get_psr (const struct MonitorDef *md, int val)
2314
{
B
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2315 2316 2317 2318
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return GET_PSR(env);
2319
}
B
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2320
#endif
2321

B
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2322
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
2323
{
B
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2324 2325 2326 2327
    CPUState *env = mon_get_cpu();
    if (!env)
        return 0;
    return env->regwptr[val];
2328 2329 2330
}
#endif

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static const MonitorDef monitor_defs[] = {
2332
#ifdef TARGET_I386
B
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#define SEG(name, seg) \
B
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    { name, offsetof(CPUState, segs[seg].selector), NULL, MD_I32 },\
B
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    { name ".base", offsetof(CPUState, segs[seg].base) },\
B
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    { name ".limit", offsetof(CPUState, segs[seg].limit), NULL, MD_I32 },
B
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2338

2339 2340 2341 2342 2343 2344 2345
    { "eax", offsetof(CPUState, regs[0]) },
    { "ecx", offsetof(CPUState, regs[1]) },
    { "edx", offsetof(CPUState, regs[2]) },
    { "ebx", offsetof(CPUState, regs[3]) },
    { "esp|sp", offsetof(CPUState, regs[4]) },
    { "ebp|fp", offsetof(CPUState, regs[5]) },
    { "esi", offsetof(CPUState, regs[6]) },
B
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    { "edi", offsetof(CPUState, regs[7]) },
B
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2347 2348 2349 2350 2351 2352 2353 2354 2355 2356
#ifdef TARGET_X86_64
    { "r8", offsetof(CPUState, regs[8]) },
    { "r9", offsetof(CPUState, regs[9]) },
    { "r10", offsetof(CPUState, regs[10]) },
    { "r11", offsetof(CPUState, regs[11]) },
    { "r12", offsetof(CPUState, regs[12]) },
    { "r13", offsetof(CPUState, regs[13]) },
    { "r14", offsetof(CPUState, regs[14]) },
    { "r15", offsetof(CPUState, regs[15]) },
#endif
2357
    { "eflags", offsetof(CPUState, eflags) },
B
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2358 2359 2360 2361
    { "eip", offsetof(CPUState, eip) },
    SEG("cs", R_CS)
    SEG("ds", R_DS)
    SEG("es", R_ES)
B
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2362
    SEG("ss", R_SS)
B
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2363 2364 2365
    SEG("fs", R_FS)
    SEG("gs", R_GS)
    { "pc", 0, monitor_get_pc, },
2366
#elif defined(TARGET_PPC)
J
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2367
    /* General purpose registers */
2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399
    { "r0", offsetof(CPUState, gpr[0]) },
    { "r1", offsetof(CPUState, gpr[1]) },
    { "r2", offsetof(CPUState, gpr[2]) },
    { "r3", offsetof(CPUState, gpr[3]) },
    { "r4", offsetof(CPUState, gpr[4]) },
    { "r5", offsetof(CPUState, gpr[5]) },
    { "r6", offsetof(CPUState, gpr[6]) },
    { "r7", offsetof(CPUState, gpr[7]) },
    { "r8", offsetof(CPUState, gpr[8]) },
    { "r9", offsetof(CPUState, gpr[9]) },
    { "r10", offsetof(CPUState, gpr[10]) },
    { "r11", offsetof(CPUState, gpr[11]) },
    { "r12", offsetof(CPUState, gpr[12]) },
    { "r13", offsetof(CPUState, gpr[13]) },
    { "r14", offsetof(CPUState, gpr[14]) },
    { "r15", offsetof(CPUState, gpr[15]) },
    { "r16", offsetof(CPUState, gpr[16]) },
    { "r17", offsetof(CPUState, gpr[17]) },
    { "r18", offsetof(CPUState, gpr[18]) },
    { "r19", offsetof(CPUState, gpr[19]) },
    { "r20", offsetof(CPUState, gpr[20]) },
    { "r21", offsetof(CPUState, gpr[21]) },
    { "r22", offsetof(CPUState, gpr[22]) },
    { "r23", offsetof(CPUState, gpr[23]) },
    { "r24", offsetof(CPUState, gpr[24]) },
    { "r25", offsetof(CPUState, gpr[25]) },
    { "r26", offsetof(CPUState, gpr[26]) },
    { "r27", offsetof(CPUState, gpr[27]) },
    { "r28", offsetof(CPUState, gpr[28]) },
    { "r29", offsetof(CPUState, gpr[29]) },
    { "r30", offsetof(CPUState, gpr[30]) },
    { "r31", offsetof(CPUState, gpr[31]) },
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2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434
    /* Floating point registers */
    { "f0", offsetof(CPUState, fpr[0]) },
    { "f1", offsetof(CPUState, fpr[1]) },
    { "f2", offsetof(CPUState, fpr[2]) },
    { "f3", offsetof(CPUState, fpr[3]) },
    { "f4", offsetof(CPUState, fpr[4]) },
    { "f5", offsetof(CPUState, fpr[5]) },
    { "f6", offsetof(CPUState, fpr[6]) },
    { "f7", offsetof(CPUState, fpr[7]) },
    { "f8", offsetof(CPUState, fpr[8]) },
    { "f9", offsetof(CPUState, fpr[9]) },
    { "f10", offsetof(CPUState, fpr[10]) },
    { "f11", offsetof(CPUState, fpr[11]) },
    { "f12", offsetof(CPUState, fpr[12]) },
    { "f13", offsetof(CPUState, fpr[13]) },
    { "f14", offsetof(CPUState, fpr[14]) },
    { "f15", offsetof(CPUState, fpr[15]) },
    { "f16", offsetof(CPUState, fpr[16]) },
    { "f17", offsetof(CPUState, fpr[17]) },
    { "f18", offsetof(CPUState, fpr[18]) },
    { "f19", offsetof(CPUState, fpr[19]) },
    { "f20", offsetof(CPUState, fpr[20]) },
    { "f21", offsetof(CPUState, fpr[21]) },
    { "f22", offsetof(CPUState, fpr[22]) },
    { "f23", offsetof(CPUState, fpr[23]) },
    { "f24", offsetof(CPUState, fpr[24]) },
    { "f25", offsetof(CPUState, fpr[25]) },
    { "f26", offsetof(CPUState, fpr[26]) },
    { "f27", offsetof(CPUState, fpr[27]) },
    { "f28", offsetof(CPUState, fpr[28]) },
    { "f29", offsetof(CPUState, fpr[29]) },
    { "f30", offsetof(CPUState, fpr[30]) },
    { "f31", offsetof(CPUState, fpr[31]) },
    { "fpscr", offsetof(CPUState, fpscr) },
    /* Next instruction pointer */
B
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    { "nip|pc", offsetof(CPUState, nip) },
2436 2437
    { "lr", offsetof(CPUState, lr) },
    { "ctr", offsetof(CPUState, ctr) },
2438
    { "decr", 0, &monitor_get_decr, },
2439
    { "ccr", 0, &monitor_get_ccr, },
J
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2440
    /* Machine state register */
2441 2442
    { "msr", 0, &monitor_get_msr, },
    { "xer", 0, &monitor_get_xer, },
2443 2444
    { "tbu", 0, &monitor_get_tbu, },
    { "tbl", 0, &monitor_get_tbl, },
J
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2445 2446 2447 2448 2449
#if defined(TARGET_PPC64)
    /* Address space register */
    { "asr", offsetof(CPUState, asr) },
#endif
    /* Segment registers */
2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467
    { "sdr1", offsetof(CPUState, sdr1) },
    { "sr0", offsetof(CPUState, sr[0]) },
    { "sr1", offsetof(CPUState, sr[1]) },
    { "sr2", offsetof(CPUState, sr[2]) },
    { "sr3", offsetof(CPUState, sr[3]) },
    { "sr4", offsetof(CPUState, sr[4]) },
    { "sr5", offsetof(CPUState, sr[5]) },
    { "sr6", offsetof(CPUState, sr[6]) },
    { "sr7", offsetof(CPUState, sr[7]) },
    { "sr8", offsetof(CPUState, sr[8]) },
    { "sr9", offsetof(CPUState, sr[9]) },
    { "sr10", offsetof(CPUState, sr[10]) },
    { "sr11", offsetof(CPUState, sr[11]) },
    { "sr12", offsetof(CPUState, sr[12]) },
    { "sr13", offsetof(CPUState, sr[13]) },
    { "sr14", offsetof(CPUState, sr[14]) },
    { "sr15", offsetof(CPUState, sr[15]) },
    /* Too lazy to put BATs and SPRs ... */
2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503
#elif defined(TARGET_SPARC)
    { "g0", offsetof(CPUState, gregs[0]) },
    { "g1", offsetof(CPUState, gregs[1]) },
    { "g2", offsetof(CPUState, gregs[2]) },
    { "g3", offsetof(CPUState, gregs[3]) },
    { "g4", offsetof(CPUState, gregs[4]) },
    { "g5", offsetof(CPUState, gregs[5]) },
    { "g6", offsetof(CPUState, gregs[6]) },
    { "g7", offsetof(CPUState, gregs[7]) },
    { "o0", 0, monitor_get_reg },
    { "o1", 1, monitor_get_reg },
    { "o2", 2, monitor_get_reg },
    { "o3", 3, monitor_get_reg },
    { "o4", 4, monitor_get_reg },
    { "o5", 5, monitor_get_reg },
    { "o6", 6, monitor_get_reg },
    { "o7", 7, monitor_get_reg },
    { "l0", 8, monitor_get_reg },
    { "l1", 9, monitor_get_reg },
    { "l2", 10, monitor_get_reg },
    { "l3", 11, monitor_get_reg },
    { "l4", 12, monitor_get_reg },
    { "l5", 13, monitor_get_reg },
    { "l6", 14, monitor_get_reg },
    { "l7", 15, monitor_get_reg },
    { "i0", 16, monitor_get_reg },
    { "i1", 17, monitor_get_reg },
    { "i2", 18, monitor_get_reg },
    { "i3", 19, monitor_get_reg },
    { "i4", 20, monitor_get_reg },
    { "i5", 21, monitor_get_reg },
    { "i6", 22, monitor_get_reg },
    { "i7", 23, monitor_get_reg },
    { "pc", offsetof(CPUState, pc) },
    { "npc", offsetof(CPUState, npc) },
    { "y", offsetof(CPUState, y) },
B
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2504
#ifndef TARGET_SPARC64
2505 2506
    { "psr", 0, &monitor_get_psr, },
    { "wim", offsetof(CPUState, wim) },
B
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2507
#endif
2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541
    { "tbr", offsetof(CPUState, tbr) },
    { "fsr", offsetof(CPUState, fsr) },
    { "f0", offsetof(CPUState, fpr[0]) },
    { "f1", offsetof(CPUState, fpr[1]) },
    { "f2", offsetof(CPUState, fpr[2]) },
    { "f3", offsetof(CPUState, fpr[3]) },
    { "f4", offsetof(CPUState, fpr[4]) },
    { "f5", offsetof(CPUState, fpr[5]) },
    { "f6", offsetof(CPUState, fpr[6]) },
    { "f7", offsetof(CPUState, fpr[7]) },
    { "f8", offsetof(CPUState, fpr[8]) },
    { "f9", offsetof(CPUState, fpr[9]) },
    { "f10", offsetof(CPUState, fpr[10]) },
    { "f11", offsetof(CPUState, fpr[11]) },
    { "f12", offsetof(CPUState, fpr[12]) },
    { "f13", offsetof(CPUState, fpr[13]) },
    { "f14", offsetof(CPUState, fpr[14]) },
    { "f15", offsetof(CPUState, fpr[15]) },
    { "f16", offsetof(CPUState, fpr[16]) },
    { "f17", offsetof(CPUState, fpr[17]) },
    { "f18", offsetof(CPUState, fpr[18]) },
    { "f19", offsetof(CPUState, fpr[19]) },
    { "f20", offsetof(CPUState, fpr[20]) },
    { "f21", offsetof(CPUState, fpr[21]) },
    { "f22", offsetof(CPUState, fpr[22]) },
    { "f23", offsetof(CPUState, fpr[23]) },
    { "f24", offsetof(CPUState, fpr[24]) },
    { "f25", offsetof(CPUState, fpr[25]) },
    { "f26", offsetof(CPUState, fpr[26]) },
    { "f27", offsetof(CPUState, fpr[27]) },
    { "f28", offsetof(CPUState, fpr[28]) },
    { "f29", offsetof(CPUState, fpr[29]) },
    { "f30", offsetof(CPUState, fpr[30]) },
    { "f31", offsetof(CPUState, fpr[31]) },
B
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2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567
#ifdef TARGET_SPARC64
    { "f32", offsetof(CPUState, fpr[32]) },
    { "f34", offsetof(CPUState, fpr[34]) },
    { "f36", offsetof(CPUState, fpr[36]) },
    { "f38", offsetof(CPUState, fpr[38]) },
    { "f40", offsetof(CPUState, fpr[40]) },
    { "f42", offsetof(CPUState, fpr[42]) },
    { "f44", offsetof(CPUState, fpr[44]) },
    { "f46", offsetof(CPUState, fpr[46]) },
    { "f48", offsetof(CPUState, fpr[48]) },
    { "f50", offsetof(CPUState, fpr[50]) },
    { "f52", offsetof(CPUState, fpr[52]) },
    { "f54", offsetof(CPUState, fpr[54]) },
    { "f56", offsetof(CPUState, fpr[56]) },
    { "f58", offsetof(CPUState, fpr[58]) },
    { "f60", offsetof(CPUState, fpr[60]) },
    { "f62", offsetof(CPUState, fpr[62]) },
    { "asi", offsetof(CPUState, asi) },
    { "pstate", offsetof(CPUState, pstate) },
    { "cansave", offsetof(CPUState, cansave) },
    { "canrestore", offsetof(CPUState, canrestore) },
    { "otherwin", offsetof(CPUState, otherwin) },
    { "wstate", offsetof(CPUState, wstate) },
    { "cleanwin", offsetof(CPUState, cleanwin) },
    { "fprs", offsetof(CPUState, fprs) },
#endif
2568 2569 2570 2571
#endif
    { NULL },
};

A
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2572
static void expr_error(Monitor *mon, const char *msg)
B
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2573
{
A
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2574
    monitor_printf(mon, "%s\n", msg);
2575 2576 2577
    longjmp(expr_env, 1);
}

B
bellard 已提交
2578
/* return 0 if OK, -1 if not found, -2 if no CPU defined */
B
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2579
static int get_monitor_def(target_long *pval, const char *name)
2580
{
B
blueswir1 已提交
2581
    const MonitorDef *md;
B
bellard 已提交
2582 2583
    void *ptr;

2584 2585 2586
    for(md = monitor_defs; md->name != NULL; md++) {
        if (compare_cmd(name, md->name)) {
            if (md->get_value) {
2587
                *pval = md->get_value(md, md->offset);
2588
            } else {
B
bellard 已提交
2589 2590 2591 2592
                CPUState *env = mon_get_cpu();
                if (!env)
                    return -2;
                ptr = (uint8_t *)env + md->offset;
B
bellard 已提交
2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603
                switch(md->type) {
                case MD_I32:
                    *pval = *(int32_t *)ptr;
                    break;
                case MD_TLONG:
                    *pval = *(target_long *)ptr;
                    break;
                default:
                    *pval = 0;
                    break;
                }
2604 2605 2606 2607 2608 2609 2610 2611 2612
            }
            return 0;
        }
    }
    return -1;
}

static void next(void)
{
2613
    if (*pch != '\0') {
2614
        pch++;
2615
        while (qemu_isspace(*pch))
2616 2617 2618 2619
            pch++;
    }
}

A
aliguori 已提交
2620
static int64_t expr_sum(Monitor *mon);
2621

A
aliguori 已提交
2622
static int64_t expr_unary(Monitor *mon)
2623
{
B
blueswir1 已提交
2624
    int64_t n;
2625
    char *p;
B
bellard 已提交
2626
    int ret;
2627 2628 2629 2630

    switch(*pch) {
    case '+':
        next();
A
aliguori 已提交
2631
        n = expr_unary(mon);
2632 2633 2634
        break;
    case '-':
        next();
A
aliguori 已提交
2635
        n = -expr_unary(mon);
2636 2637 2638
        break;
    case '~':
        next();
A
aliguori 已提交
2639
        n = ~expr_unary(mon);
2640 2641 2642
        break;
    case '(':
        next();
A
aliguori 已提交
2643
        n = expr_sum(mon);
2644
        if (*pch != ')') {
A
aliguori 已提交
2645
            expr_error(mon, "')' expected");
2646 2647 2648
        }
        next();
        break;
B
bellard 已提交
2649 2650 2651
    case '\'':
        pch++;
        if (*pch == '\0')
A
aliguori 已提交
2652
            expr_error(mon, "character constant expected");
B
bellard 已提交
2653 2654 2655
        n = *pch;
        pch++;
        if (*pch != '\'')
A
aliguori 已提交
2656
            expr_error(mon, "missing terminating \' character");
B
bellard 已提交
2657 2658
        next();
        break;
2659 2660 2661
    case '$':
        {
            char buf[128], *q;
2662
            target_long reg=0;
2663

2664 2665 2666 2667 2668
            pch++;
            q = buf;
            while ((*pch >= 'a' && *pch <= 'z') ||
                   (*pch >= 'A' && *pch <= 'Z') ||
                   (*pch >= '0' && *pch <= '9') ||
B
bellard 已提交
2669
                   *pch == '_' || *pch == '.') {
2670 2671 2672 2673
                if ((q - buf) < sizeof(buf) - 1)
                    *q++ = *pch;
                pch++;
            }
2674
            while (qemu_isspace(*pch))
2675 2676
                pch++;
            *q = 0;
2677
            ret = get_monitor_def(&reg, buf);
B
bellard 已提交
2678
            if (ret == -1)
A
aliguori 已提交
2679
                expr_error(mon, "unknown register");
2680
            else if (ret == -2)
A
aliguori 已提交
2681
                expr_error(mon, "no cpu defined");
2682
            n = reg;
2683 2684 2685
        }
        break;
    case '\0':
A
aliguori 已提交
2686
        expr_error(mon, "unexpected end of expression");
2687 2688 2689
        n = 0;
        break;
    default:
2690
#if TARGET_PHYS_ADDR_BITS > 32
B
bellard 已提交
2691 2692
        n = strtoull(pch, &p, 0);
#else
2693
        n = strtoul(pch, &p, 0);
B
bellard 已提交
2694
#endif
2695
        if (pch == p) {
A
aliguori 已提交
2696
            expr_error(mon, "invalid char in expression");
2697 2698
        }
        pch = p;
2699
        while (qemu_isspace(*pch))
2700 2701 2702 2703 2704 2705 2706
            pch++;
        break;
    }
    return n;
}


A
aliguori 已提交
2707
static int64_t expr_prod(Monitor *mon)
2708
{
B
blueswir1 已提交
2709
    int64_t val, val2;
B
bellard 已提交
2710
    int op;
2711

A
aliguori 已提交
2712
    val = expr_unary(mon);
2713 2714 2715 2716 2717
    for(;;) {
        op = *pch;
        if (op != '*' && op != '/' && op != '%')
            break;
        next();
A
aliguori 已提交
2718
        val2 = expr_unary(mon);
2719 2720 2721 2722 2723 2724 2725
        switch(op) {
        default:
        case '*':
            val *= val2;
            break;
        case '/':
        case '%':
2726
            if (val2 == 0)
A
aliguori 已提交
2727
                expr_error(mon, "division by zero");
2728 2729 2730 2731 2732 2733 2734 2735 2736 2737
            if (op == '/')
                val /= val2;
            else
                val %= val2;
            break;
        }
    }
    return val;
}

A
aliguori 已提交
2738
static int64_t expr_logic(Monitor *mon)
2739
{
B
blueswir1 已提交
2740
    int64_t val, val2;
B
bellard 已提交
2741
    int op;
2742

A
aliguori 已提交
2743
    val = expr_prod(mon);
2744 2745 2746 2747 2748
    for(;;) {
        op = *pch;
        if (op != '&' && op != '|' && op != '^')
            break;
        next();
A
aliguori 已提交
2749
        val2 = expr_prod(mon);
2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765
        switch(op) {
        default:
        case '&':
            val &= val2;
            break;
        case '|':
            val |= val2;
            break;
        case '^':
            val ^= val2;
            break;
        }
    }
    return val;
}

A
aliguori 已提交
2766
static int64_t expr_sum(Monitor *mon)
2767
{
B
blueswir1 已提交
2768
    int64_t val, val2;
B
bellard 已提交
2769
    int op;
2770

A
aliguori 已提交
2771
    val = expr_logic(mon);
2772 2773 2774 2775 2776
    for(;;) {
        op = *pch;
        if (op != '+' && op != '-')
            break;
        next();
A
aliguori 已提交
2777
        val2 = expr_logic(mon);
2778 2779 2780 2781 2782 2783 2784 2785
        if (op == '+')
            val += val2;
        else
            val -= val2;
    }
    return val;
}

A
aliguori 已提交
2786
static int get_expr(Monitor *mon, int64_t *pval, const char **pp)
2787 2788 2789 2790 2791 2792
{
    pch = *pp;
    if (setjmp(expr_env)) {
        *pp = pch;
        return -1;
    }
2793
    while (qemu_isspace(*pch))
2794
        pch++;
A
aliguori 已提交
2795
    *pval = expr_sum(mon);
2796 2797 2798 2799 2800 2801 2802 2803 2804 2805
    *pp = pch;
    return 0;
}

static int get_str(char *buf, int buf_size, const char **pp)
{
    const char *p;
    char *q;
    int c;

B
bellard 已提交
2806
    q = buf;
2807
    p = *pp;
2808
    while (qemu_isspace(*p))
2809 2810 2811
        p++;
    if (*p == '\0') {
    fail:
B
bellard 已提交
2812
        *q = '\0';
2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847
        *pp = p;
        return -1;
    }
    if (*p == '\"') {
        p++;
        while (*p != '\0' && *p != '\"') {
            if (*p == '\\') {
                p++;
                c = *p++;
                switch(c) {
                case 'n':
                    c = '\n';
                    break;
                case 'r':
                    c = '\r';
                    break;
                case '\\':
                case '\'':
                case '\"':
                    break;
                default:
                    qemu_printf("unsupported escape code: '\\%c'\n", c);
                    goto fail;
                }
                if ((q - buf) < buf_size - 1) {
                    *q++ = c;
                }
            } else {
                if ((q - buf) < buf_size - 1) {
                    *q++ = *p;
                }
                p++;
            }
        }
        if (*p != '\"') {
B
bellard 已提交
2848
            qemu_printf("unterminated string\n");
2849 2850 2851 2852
            goto fail;
        }
        p++;
    } else {
2853
        while (*p != '\0' && !qemu_isspace(*p)) {
2854 2855 2856 2857 2858 2859
            if ((q - buf) < buf_size - 1) {
                *q++ = *p;
            }
            p++;
        }
    }
B
bellard 已提交
2860
    *q = '\0';
2861 2862 2863 2864
    *pp = p;
    return 0;
}

2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 2887 2888 2889 2890
/*
 * Store the command-name in cmdname, and return a pointer to
 * the remaining of the command string.
 */
static const char *get_command_name(const char *cmdline,
                                    char *cmdname, size_t nlen)
{
    size_t len;
    const char *p, *pstart;

    p = cmdline;
    while (qemu_isspace(*p))
        p++;
    if (*p == '\0')
        return NULL;
    pstart = p;
    while (*p != '\0' && *p != '/' && !qemu_isspace(*p))
        p++;
    len = p - pstart;
    if (len > nlen - 1)
        len = nlen - 1;
    memcpy(cmdname, pstart, len);
    cmdname[len] = '\0';
    return p;
}

2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917
/**
 * Read key of 'type' into 'key' and return the current
 * 'type' pointer.
 */
static char *key_get_info(const char *type, char **key)
{
    size_t len;
    char *p, *str;

    if (*type == ',')
        type++;

    p = strchr(type, ':');
    if (!p) {
        *key = NULL;
        return NULL;
    }
    len = p - type;

    str = qemu_malloc(len + 1);
    memcpy(str, type, len);
    str[len] = '\0';

    *key = str;
    return ++p;
}

2918 2919 2920 2921 2922
static int default_fmt_format = 'x';
static int default_fmt_size = 4;

#define MAX_ARGS 16

2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934
static int is_valid_option(const char *c, const char *typestr)
{
    char option[3];
  
    option[0] = '-';
    option[1] = *c;
    option[2] = '\0';
  
    typestr = strstr(typestr, option);
    return (typestr != NULL);
}

2935 2936 2937 2938 2939 2940 2941 2942 2943 2944 2945 2946 2947
static const mon_cmd_t *monitor_find_command(const char *cmdname)
{
    const mon_cmd_t *cmd;

    for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
        if (compare_cmd(cmdname, cmd->name)) {
            return cmd;
        }
    }

    return NULL;
}

A
Anthony Liguori 已提交
2948
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
2949 2950
                                              const char *cmdline,
                                              QDict *qdict)
2951
{
2952
    const char *p, *typestr;
2953
    int c;
A
Anthony Liguori 已提交
2954
    const mon_cmd_t *cmd;
2955 2956
    char cmdname[256];
    char buf[1024];
2957
    char *key;
B
bellard 已提交
2958 2959

#ifdef DEBUG
A
aliguori 已提交
2960
    monitor_printf(mon, "command='%s'\n", cmdline);
B
bellard 已提交
2961
#endif
2962

2963
    /* extract the command name */
2964 2965
    p = get_command_name(cmdline, cmdname, sizeof(cmdname));
    if (!p)
2966
        return NULL;
2967

2968 2969
    cmd = monitor_find_command(cmdname);
    if (!cmd) {
L
Luiz Capitulino 已提交
2970
        monitor_printf(mon, "unknown command: '%s'\n", cmdname);
2971
        return NULL;
2972 2973 2974 2975
    }

    /* parse the parameters */
    typestr = cmd->args_type;
B
bellard 已提交
2976
    for(;;) {
2977 2978
        typestr = key_get_info(typestr, &key);
        if (!typestr)
B
bellard 已提交
2979
            break;
2980
        c = *typestr;
2981 2982 2983
        typestr++;
        switch(c) {
        case 'F':
B
bellard 已提交
2984
        case 'B':
2985 2986 2987
        case 's':
            {
                int ret;
2988

2989
                while (qemu_isspace(*p))
2990 2991 2992 2993 2994
                    p++;
                if (*typestr == '?') {
                    typestr++;
                    if (*p == '\0') {
                        /* no optional string: NULL argument */
2995
                        break;
2996 2997 2998 2999
                    }
                }
                ret = get_str(buf, sizeof(buf), &p);
                if (ret < 0) {
B
bellard 已提交
3000 3001
                    switch(c) {
                    case 'F':
A
aliguori 已提交
3002 3003
                        monitor_printf(mon, "%s: filename expected\n",
                                       cmdname);
B
bellard 已提交
3004 3005
                        break;
                    case 'B':
A
aliguori 已提交
3006 3007
                        monitor_printf(mon, "%s: block device name expected\n",
                                       cmdname);
B
bellard 已提交
3008 3009
                        break;
                    default:
A
aliguori 已提交
3010
                        monitor_printf(mon, "%s: string expected\n", cmdname);
B
bellard 已提交
3011 3012
                        break;
                    }
3013 3014
                    goto fail;
                }
3015
                qdict_put(qdict, key, qstring_from_str(buf));
3016
            }
B
bellard 已提交
3017
            break;
3018 3019 3020
        case '/':
            {
                int count, format, size;
3021

3022
                while (qemu_isspace(*p))
3023 3024 3025 3026 3027
                    p++;
                if (*p == '/') {
                    /* format found */
                    p++;
                    count = 1;
3028
                    if (qemu_isdigit(*p)) {
3029
                        count = 0;
3030
                        while (qemu_isdigit(*p)) {
3031 3032 3033 3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049 3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068
                            count = count * 10 + (*p - '0');
                            p++;
                        }
                    }
                    size = -1;
                    format = -1;
                    for(;;) {
                        switch(*p) {
                        case 'o':
                        case 'd':
                        case 'u':
                        case 'x':
                        case 'i':
                        case 'c':
                            format = *p++;
                            break;
                        case 'b':
                            size = 1;
                            p++;
                            break;
                        case 'h':
                            size = 2;
                            p++;
                            break;
                        case 'w':
                            size = 4;
                            p++;
                            break;
                        case 'g':
                        case 'L':
                            size = 8;
                            p++;
                            break;
                        default:
                            goto next;
                        }
                    }
                next:
3069
                    if (*p != '\0' && !qemu_isspace(*p)) {
A
aliguori 已提交
3070 3071
                        monitor_printf(mon, "invalid char in format: '%c'\n",
                                       *p);
3072 3073 3074 3075
                        goto fail;
                    }
                    if (format < 0)
                        format = default_fmt_format;
3076 3077 3078 3079
                    if (format != 'i') {
                        /* for 'i', not specifying a size gives -1 as size */
                        if (size < 0)
                            size = default_fmt_size;
A
aurel32 已提交
3080
                        default_fmt_size = size;
3081
                    }
3082 3083 3084 3085
                    default_fmt_format = format;
                } else {
                    count = 1;
                    format = default_fmt_format;
3086 3087 3088 3089 3090
                    if (format != 'i') {
                        size = default_fmt_size;
                    } else {
                        size = -1;
                    }
3091
                }
3092 3093 3094
                qdict_put(qdict, "count", qint_from_int(count));
                qdict_put(qdict, "format", qint_from_int(format));
                qdict_put(qdict, "size", qint_from_int(size));
3095
            }
B
bellard 已提交
3096
            break;
3097
        case 'i':
B
bellard 已提交
3098
        case 'l':
3099
            {
B
blueswir1 已提交
3100
                int64_t val;
3101

3102
                while (qemu_isspace(*p))
3103
                    p++;
B
bellard 已提交
3104 3105
                if (*typestr == '?' || *typestr == '.') {
                    if (*typestr == '?') {
3106 3107 3108 3109
                        if (*p == '\0') {
                            typestr++;
                            break;
                        }
B
bellard 已提交
3110 3111 3112
                    } else {
                        if (*p == '.') {
                            p++;
3113
                            while (qemu_isspace(*p))
B
bellard 已提交
3114 3115
                                p++;
                        } else {
3116 3117
                            typestr++;
                            break;
B
bellard 已提交
3118 3119
                        }
                    }
B
bellard 已提交
3120
                    typestr++;
3121
                }
A
aliguori 已提交
3122
                if (get_expr(mon, &val, &p))
3123
                    goto fail;
3124 3125 3126 3127 3128 3129
                /* Check if 'i' is greater than 32-bit */
                if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
                    monitor_printf(mon, "\'%s\' has failed: ", cmdname);
                    monitor_printf(mon, "integer is for 32-bit values\n");
                    goto fail;
                }
3130
                qdict_put(qdict, key, qint_from_int(val));
3131 3132 3133 3134
            }
            break;
        case '-':
            {
3135 3136
                const char *tmp = p;
                int has_option, skip_key = 0;
3137
                /* option */
3138

3139 3140 3141
                c = *typestr++;
                if (c == '\0')
                    goto bad_type;
3142
                while (qemu_isspace(*p))
3143 3144 3145 3146
                    p++;
                has_option = 0;
                if (*p == '-') {
                    p++;
3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161
                    if(c != *p) {
                        if(!is_valid_option(p, typestr)) {
                  
                            monitor_printf(mon, "%s: unsupported option -%c\n",
                                           cmdname, *p);
                            goto fail;
                        } else {
                            skip_key = 1;
                        }
                    }
                    if(skip_key) {
                        p = tmp;
                    } else {
                        p++;
                        has_option = 1;
3162 3163
                    }
                }
3164
                qdict_put(qdict, key, qint_from_int(has_option));
3165 3166 3167 3168
            }
            break;
        default:
        bad_type:
A
aliguori 已提交
3169
            monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
3170 3171
            goto fail;
        }
3172 3173
        qemu_free(key);
        key = NULL;
B
bellard 已提交
3174
    }
3175
    /* check that all arguments were parsed */
3176
    while (qemu_isspace(*p))
3177 3178
        p++;
    if (*p != '\0') {
A
aliguori 已提交
3179 3180
        monitor_printf(mon, "%s: extraneous characters at the end of line\n",
                       cmdname);
3181
        goto fail;
B
bellard 已提交
3182
    }
3183

3184
    return cmd;
G
Gerd Hoffmann 已提交
3185

3186
fail:
3187
    qemu_free(key);
3188 3189 3190
    return NULL;
}

L
Luiz Capitulino 已提交
3191 3192 3193 3194 3195 3196 3197
static void monitor_print_error(Monitor *mon)
{
    qerror_print(mon->error);
    QDECREF(mon->error);
    mon->error = NULL;
}

3198 3199 3200 3201 3202 3203 3204 3205 3206 3207 3208 3209
static void monitor_call_handler(Monitor *mon, const mon_cmd_t *cmd,
                                 const QDict *params)
{
    QObject *data = NULL;

    cmd->mhandler.cmd_new(mon, params, &data);
    if (data)
        cmd->user_print(mon, data);

    qobject_decref(data);
}

3210
static void handle_user_command(Monitor *mon, const char *cmdline)
3211 3212
{
    QDict *qdict;
A
Anthony Liguori 已提交
3213
    const mon_cmd_t *cmd;
3214 3215 3216

    qdict = qdict_new();

L
Luiz Capitulino 已提交
3217
    cmd = monitor_parse_command(mon, cmdline, qdict);
3218 3219 3220 3221 3222 3223
    if (!cmd)
        goto out;

    qemu_errors_to_mon(mon);

    if (monitor_handler_ported(cmd)) {
3224
        monitor_call_handler(mon, cmd, qdict);
3225
    } else {
3226
        cmd->mhandler.cmd(mon, qdict);
3227 3228
    }

L
Luiz Capitulino 已提交
3229 3230 3231 3232
    if (monitor_has_error(mon))
        monitor_print_error(mon);

    qemu_errors_to_previous();
3233 3234

out:
3235
    QDECREF(qdict);
B
bellard 已提交
3236 3237
}

B
bellard 已提交
3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249 3250 3251 3252 3253 3254 3255
static void cmd_completion(const char *name, const char *list)
{
    const char *p, *pstart;
    char cmd[128];
    int len;

    p = list;
    for(;;) {
        pstart = p;
        p = strchr(p, '|');
        if (!p)
            p = pstart + strlen(pstart);
        len = p - pstart;
        if (len > sizeof(cmd) - 2)
            len = sizeof(cmd) - 2;
        memcpy(cmd, pstart, len);
        cmd[len] = '\0';
        if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
3256
            readline_add_completion(cur_mon->rs, cmd);
B
bellard 已提交
3257 3258 3259 3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272
        }
        if (*p == '\0')
            break;
        p++;
    }
}

static void file_completion(const char *input)
{
    DIR *ffs;
    struct dirent *d;
    char path[1024];
    char file[1024], file_prefix[1024];
    int input_path_len;
    const char *p;

3273
    p = strrchr(input, '/');
B
bellard 已提交
3274 3275 3276
    if (!p) {
        input_path_len = 0;
        pstrcpy(file_prefix, sizeof(file_prefix), input);
B
blueswir1 已提交
3277
        pstrcpy(path, sizeof(path), ".");
B
bellard 已提交
3278 3279 3280 3281 3282 3283 3284 3285 3286
    } else {
        input_path_len = p - input + 1;
        memcpy(path, input, input_path_len);
        if (input_path_len > sizeof(path) - 1)
            input_path_len = sizeof(path) - 1;
        path[input_path_len] = '\0';
        pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
    }
#ifdef DEBUG_COMPLETION
A
aliguori 已提交
3287 3288
    monitor_printf(cur_mon, "input='%s' path='%s' prefix='%s'\n",
                   input, path, file_prefix);
B
bellard 已提交
3289 3290 3291 3292 3293 3294 3295 3296 3297 3298 3299
#endif
    ffs = opendir(path);
    if (!ffs)
        return;
    for(;;) {
        struct stat sb;
        d = readdir(ffs);
        if (!d)
            break;
        if (strstart(d->d_name, file_prefix, NULL)) {
            memcpy(file, input, input_path_len);
B
blueswir1 已提交
3300 3301 3302
            if (input_path_len < sizeof(file))
                pstrcpy(file + input_path_len, sizeof(file) - input_path_len,
                        d->d_name);
B
bellard 已提交
3303 3304 3305 3306 3307
            /* stat the file to find out if it's a directory.
             * In that case add a slash to speed up typing long paths
             */
            stat(file, &sb);
            if(S_ISDIR(sb.st_mode))
B
blueswir1 已提交
3308
                pstrcat(file, sizeof(file), "/");
3309
            readline_add_completion(cur_mon->rs, file);
B
bellard 已提交
3310 3311 3312 3313 3314
        }
    }
    closedir(ffs);
}

3315
static void block_completion_it(void *opaque, BlockDriverState *bs)
B
bellard 已提交
3316
{
3317
    const char *name = bdrv_get_device_name(bs);
B
bellard 已提交
3318 3319 3320 3321
    const char *input = opaque;

    if (input[0] == '\0' ||
        !strncmp(name, (char *)input, strlen(input))) {
3322
        readline_add_completion(cur_mon->rs, name);
B
bellard 已提交
3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335 3336
    }
}

/* NOTE: this parser is an approximate form of the real command parser */
static void parse_cmdline(const char *cmdline,
                         int *pnb_args, char **args)
{
    const char *p;
    int nb_args, ret;
    char buf[1024];

    p = cmdline;
    nb_args = 0;
    for(;;) {
3337
        while (qemu_isspace(*p))
B
bellard 已提交
3338 3339 3340 3341 3342 3343 3344 3345 3346 3347 3348 3349 3350 3351
            p++;
        if (*p == '\0')
            break;
        if (nb_args >= MAX_ARGS)
            break;
        ret = get_str(buf, sizeof(buf), &p);
        args[nb_args] = qemu_strdup(buf);
        nb_args++;
        if (ret < 0)
            break;
    }
    *pnb_args = nb_args;
}

3352 3353 3354 3355 3356 3357
static const char *next_arg_type(const char *typestr)
{
    const char *p = strchr(typestr, ':');
    return (p != NULL ? ++p : typestr);
}

3358
static void monitor_find_completion(const char *cmdline)
B
bellard 已提交
3359 3360 3361 3362 3363
{
    const char *cmdname;
    char *args[MAX_ARGS];
    int nb_args, i, len;
    const char *ptype, *str;
A
Anthony Liguori 已提交
3364
    const mon_cmd_t *cmd;
3365
    const KeyDef *key;
B
bellard 已提交
3366 3367 3368 3369

    parse_cmdline(cmdline, &nb_args, args);
#ifdef DEBUG_COMPLETION
    for(i = 0; i < nb_args; i++) {
A
aliguori 已提交
3370
        monitor_printf(cur_mon, "arg%d = '%s'\n", i, (char *)args[i]);
B
bellard 已提交
3371 3372 3373 3374 3375 3376
    }
#endif

    /* if the line ends with a space, it means we want to complete the
       next arg */
    len = strlen(cmdline);
3377
    if (len > 0 && qemu_isspace(cmdline[len - 1])) {
B
bellard 已提交
3378 3379 3380 3381 3382 3383 3384 3385 3386 3387
        if (nb_args >= MAX_ARGS)
            return;
        args[nb_args++] = qemu_strdup("");
    }
    if (nb_args <= 1) {
        /* command completion */
        if (nb_args == 0)
            cmdname = "";
        else
            cmdname = args[0];
3388
        readline_set_completion_index(cur_mon->rs, strlen(cmdname));
A
aliguori 已提交
3389
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
B
bellard 已提交
3390 3391 3392 3393
            cmd_completion(cmdname, cmd->name);
        }
    } else {
        /* find the command */
A
aliguori 已提交
3394
        for(cmd = mon_cmds; cmd->name != NULL; cmd++) {
B
bellard 已提交
3395 3396 3397 3398 3399
            if (compare_cmd(args[0], cmd->name))
                goto found;
        }
        return;
    found:
3400
        ptype = next_arg_type(cmd->args_type);
B
bellard 已提交
3401 3402
        for(i = 0; i < nb_args - 2; i++) {
            if (*ptype != '\0') {
3403
                ptype = next_arg_type(ptype);
B
bellard 已提交
3404
                while (*ptype == '?')
3405
                    ptype = next_arg_type(ptype);
B
bellard 已提交
3406 3407 3408
            }
        }
        str = args[nb_args - 1];
3409 3410 3411
        if (*ptype == '-' && ptype[1] != '\0') {
            ptype += 2;
        }
B
bellard 已提交
3412 3413 3414
        switch(*ptype) {
        case 'F':
            /* file completion */
3415
            readline_set_completion_index(cur_mon->rs, strlen(str));
B
bellard 已提交
3416 3417 3418 3419
            file_completion(str);
            break;
        case 'B':
            /* block device name completion */
3420
            readline_set_completion_index(cur_mon->rs, strlen(str));
B
bellard 已提交
3421 3422
            bdrv_iterate(block_completion_it, (void *)str);
            break;
B
bellard 已提交
3423 3424 3425
        case 's':
            /* XXX: more generic ? */
            if (!strcmp(cmd->name, "info")) {
3426
                readline_set_completion_index(cur_mon->rs, strlen(str));
B
bellard 已提交
3427 3428 3429
                for(cmd = info_cmds; cmd->name != NULL; cmd++) {
                    cmd_completion(str, cmd->name);
                }
3430
            } else if (!strcmp(cmd->name, "sendkey")) {
B
blueswir1 已提交
3431 3432 3433
                char *sep = strrchr(str, '-');
                if (sep)
                    str = sep + 1;
3434
                readline_set_completion_index(cur_mon->rs, strlen(str));
3435 3436 3437
                for(key = key_defs; key->name != NULL; key++) {
                    cmd_completion(str, key->name);
                }
3438 3439 3440 3441 3442
            } else if (!strcmp(cmd->name, "help|?")) {
                readline_set_completion_index(cur_mon->rs, strlen(str));
                for (cmd = mon_cmds; cmd->name != NULL; cmd++) {
                    cmd_completion(str, cmd->name);
                }
B
bellard 已提交
3443 3444
            }
            break;
B
bellard 已提交
3445 3446 3447 3448 3449 3450 3451 3452
        default:
            break;
        }
    }
    for(i = 0; i < nb_args; i++)
        qemu_free(args[i]);
}

3453
static int monitor_can_read(void *opaque)
B
bellard 已提交
3454
{
3455 3456 3457
    Monitor *mon = opaque;

    return (mon->suspend_cnt == 0) ? 128 : 0;
B
bellard 已提交
3458 3459
}

3460
static void monitor_read(void *opaque, const uint8_t *buf, int size)
B
bellard 已提交
3461
{
3462
    Monitor *old_mon = cur_mon;
3463
    int i;
A
aliguori 已提交
3464

3465 3466
    cur_mon = opaque;

3467 3468 3469 3470 3471 3472 3473
    if (cur_mon->rs) {
        for (i = 0; i < size; i++)
            readline_handle_byte(cur_mon->rs, buf[i]);
    } else {
        if (size == 0 || buf[size - 1] != 0)
            monitor_printf(cur_mon, "corrupted command\n");
        else
3474
            handle_user_command(cur_mon, (char *)buf);
3475
    }
B
bellard 已提交
3476

3477 3478
    cur_mon = old_mon;
}
3479

A
aliguori 已提交
3480
static void monitor_command_cb(Monitor *mon, const char *cmdline, void *opaque)
B
bellard 已提交
3481
{
3482
    monitor_suspend(mon);
3483
    handle_user_command(mon, cmdline);
3484
    monitor_resume(mon);
3485 3486
}

3487
int monitor_suspend(Monitor *mon)
3488
{
3489 3490
    if (!mon->rs)
        return -ENOTTY;
3491
    mon->suspend_cnt++;
3492
    return 0;
3493 3494
}

A
aliguori 已提交
3495
void monitor_resume(Monitor *mon)
3496
{
3497 3498
    if (!mon->rs)
        return;
3499 3500
    if (--mon->suspend_cnt == 0)
        readline_show_prompt(mon->rs);
B
bellard 已提交
3501 3502
}

3503
static void monitor_event(void *opaque, int event)
3504
{
A
aliguori 已提交
3505 3506
    Monitor *mon = opaque;

3507 3508
    switch (event) {
    case CHR_EVENT_MUX_IN:
G
Gerd Hoffmann 已提交
3509 3510 3511 3512 3513 3514 3515 3516
        mon->mux_out = 0;
        if (mon->reset_seen) {
            readline_restart(mon->rs);
            monitor_resume(mon);
            monitor_flush(mon);
        } else {
            mon->suspend_cnt = 0;
        }
3517 3518 3519
        break;

    case CHR_EVENT_MUX_OUT:
G
Gerd Hoffmann 已提交
3520 3521 3522 3523 3524 3525 3526 3527 3528 3529
        if (mon->reset_seen) {
            if (mon->suspend_cnt == 0) {
                monitor_printf(mon, "\n");
            }
            monitor_flush(mon);
            monitor_suspend(mon);
        } else {
            mon->suspend_cnt++;
        }
        mon->mux_out = 1;
3530
        break;
3531

3532
    case CHR_EVENT_OPENED:
3533 3534
        monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
                       "information\n", QEMU_VERSION);
G
Gerd Hoffmann 已提交
3535
        if (!mon->mux_out) {
3536
            readline_show_prompt(mon->rs);
G
Gerd Hoffmann 已提交
3537 3538
        }
        mon->reset_seen = 1;
3539 3540
        break;
    }
3541 3542
}

3543 3544 3545 3546 3547 3548 3549 3550 3551

/*
 * Local variables:
 *  c-indent-level: 4
 *  c-basic-offset: 4
 *  tab-width: 8
 * End:
 */

3552 3553 3554 3555 3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566 3567 3568 3569
const char *monitor_cmdline_parse(const char *cmdline, int *flags)
{
    const char *dev;

    if (strstart(cmdline, "control,", &dev)) {
        if (strstart(dev, "vc", NULL)) {
            fprintf(stderr, "qemu: control mode is for low-level interaction ");
            fprintf(stderr, "cannot be used with device 'vc'\n");
            exit(1);
        }
        *flags &= ~MONITOR_USE_READLINE;
        *flags |= MONITOR_USE_CONTROL;
        return dev;
    }

    return cmdline;
}

3570
void monitor_init(CharDriverState *chr, int flags)
B
bellard 已提交
3571
{
3572
    static int is_first_init = 1;
3573
    Monitor *mon;
T
ths 已提交
3574 3575

    if (is_first_init) {
3576
        key_timer = qemu_new_timer(vm_clock, release_keys, NULL);
T
ths 已提交
3577 3578
        is_first_init = 0;
    }
3579 3580

    mon = qemu_mallocz(sizeof(*mon));
T
ths 已提交
3581

3582
    mon->chr = chr;
3583
    mon->flags = flags;
3584 3585 3586 3587
    if (flags & MONITOR_USE_READLINE) {
        mon->rs = readline_init(mon, monitor_find_completion);
        monitor_read_command(mon, 0);
    }
3588

3589 3590
    qemu_chr_add_handlers(chr, monitor_can_read, monitor_read, monitor_event,
                          mon);
3591

B
Blue Swirl 已提交
3592
    QLIST_INSERT_HEAD(&mon_list, mon, entry);
3593
    if (!cur_mon || (flags & MONITOR_IS_DEFAULT))
3594
        cur_mon = mon;
B
bellard 已提交
3595 3596
}

A
aliguori 已提交
3597
static void bdrv_password_cb(Monitor *mon, const char *password, void *opaque)
B
bellard 已提交
3598
{
3599 3600
    BlockDriverState *bs = opaque;
    int ret = 0;
B
bellard 已提交
3601

3602
    if (bdrv_set_key(bs, password) != 0) {
A
aliguori 已提交
3603
        monitor_printf(mon, "invalid password\n");
3604
        ret = -EPERM;
B
bellard 已提交
3605
    }
3606 3607
    if (mon->password_completion_cb)
        mon->password_completion_cb(mon->password_opaque, ret);
3608

3609
    monitor_read_command(mon, 1);
B
bellard 已提交
3610
}
3611

A
aliguori 已提交
3612
void monitor_read_bdrv_key_start(Monitor *mon, BlockDriverState *bs,
3613 3614
                                 BlockDriverCompletionFunc *completion_cb,
                                 void *opaque)
3615
{
3616 3617
    int err;

3618 3619 3620 3621 3622
    if (!bdrv_key_required(bs)) {
        if (completion_cb)
            completion_cb(opaque, 0);
        return;
    }
3623

A
aliguori 已提交
3624 3625
    monitor_printf(mon, "%s (%s) is encrypted.\n", bdrv_get_device_name(bs),
                   bdrv_get_encrypted_filename(bs));
3626

3627 3628
    mon->password_completion_cb = completion_cb;
    mon->password_opaque = opaque;
3629

3630 3631 3632 3633
    err = monitor_read_password(mon, bdrv_password_cb, bs);

    if (err && completion_cb)
        completion_cb(opaque, err);
3634
}
G
Gerd Hoffmann 已提交
3635 3636 3637 3638 3639 3640 3641 3642 3643 3644 3645 3646 3647 3648

typedef struct QemuErrorSink QemuErrorSink;
struct QemuErrorSink {
    enum {
        ERR_SINK_FILE,
        ERR_SINK_MONITOR,
    } dest;
    union {
        FILE    *fp;
        Monitor *mon;
    };
    QemuErrorSink *previous;
};

B
Blue Swirl 已提交
3649
static QemuErrorSink *qemu_error_sink;
G
Gerd Hoffmann 已提交
3650 3651 3652 3653 3654 3655 3656 3657 3658 3659 3660 3661 3662 3663 3664 3665 3666 3667 3668 3669 3670 3671 3672 3673 3674 3675 3676 3677 3678 3679 3680 3681 3682 3683 3684 3685 3686 3687 3688 3689 3690 3691 3692 3693 3694 3695 3696 3697 3698 3699 3700

void qemu_errors_to_file(FILE *fp)
{
    QemuErrorSink *sink;

    sink = qemu_mallocz(sizeof(*sink));
    sink->dest = ERR_SINK_FILE;
    sink->fp = fp;
    sink->previous = qemu_error_sink;
    qemu_error_sink = sink;
}

void qemu_errors_to_mon(Monitor *mon)
{
    QemuErrorSink *sink;

    sink = qemu_mallocz(sizeof(*sink));
    sink->dest = ERR_SINK_MONITOR;
    sink->mon = mon;
    sink->previous = qemu_error_sink;
    qemu_error_sink = sink;
}

void qemu_errors_to_previous(void)
{
    QemuErrorSink *sink;

    assert(qemu_error_sink != NULL);
    sink = qemu_error_sink;
    qemu_error_sink = sink->previous;
    qemu_free(sink);
}

void qemu_error(const char *fmt, ...)
{
    va_list args;

    assert(qemu_error_sink != NULL);
    switch (qemu_error_sink->dest) {
    case ERR_SINK_FILE:
        va_start(args, fmt);
        vfprintf(qemu_error_sink->fp, fmt, args);
        va_end(args);
        break;
    case ERR_SINK_MONITOR:
        va_start(args, fmt);
        monitor_vprintf(qemu_error_sink->mon, fmt, args);
        va_end(args);
        break;
    }
}
L
Luiz Capitulino 已提交
3701 3702 3703 3704 3705 3706 3707 3708 3709 3710 3711 3712 3713 3714 3715 3716 3717 3718 3719 3720 3721 3722 3723 3724

void qemu_error_internal(const char *file, int linenr, const char *func,
                         const char *fmt, ...)
{
    va_list va;
    QError *qerror;

    assert(qemu_error_sink != NULL);

    va_start(va, fmt);
    qerror = qerror_from_info(file, linenr, func, fmt, &va);
    va_end(va);

    switch (qemu_error_sink->dest) {
    case ERR_SINK_FILE:
        qerror_print(qerror);
        QDECREF(qerror);
        break;
    case ERR_SINK_MONITOR:
        assert(qemu_error_sink->mon->error == NULL);
        qemu_error_sink->mon->error = qerror;
        break;
    }
}