diff --git a/hw/pc.c b/hw/pc.c index 727ae3a23519883e7ffefba70c91e2229f94b659..8c165ee5d0b88fd35dff6368c6cdb69e162c5223 100644 --- a/hw/pc.c +++ b/hw/pc.c @@ -173,6 +173,7 @@ static int boot_device2nibble(char boot_device) static void cmos_init(int ram_size, const char *boot_device, BlockDriverState **hd_table) { RTCState *s = rtc_state; + int nbds, bds[3] = { 0, }; int val; int fd0, fd1, nb; int i; @@ -202,11 +203,22 @@ static void cmos_init(int ram_size, const char *boot_device, BlockDriverState ** rtc_set_memory(s, 0x35, val >> 8); /* set boot devices, and disable floppy signature check if requested */ - rtc_set_memory(s, 0x3d, - boot_device2nibble(boot_device[1]) << 4 | - boot_device2nibble(boot_device[0]) ); - rtc_set_memory(s, 0x38, - boot_device2nibble(boot_device[2]) << 4 | (fd_bootchk ? 0x0 : 0x1)); +#define PC_MAX_BOOT_DEVICES 3 + nbds = strlen(boot_device); + if (nbds > PC_MAX_BOOT_DEVICES) { + fprintf(stderr, "Too many boot devices for PC\n"); + exit(1); + } + for (i = 0; i < nbds; i++) { + bds[i] = boot_device2nibble(boot_device[i]); + if (bds[i] == 0) { + fprintf(stderr, "Invalid boot device for PC: '%c'\n", + boot_device[i]); + exit(1); + } + } + rtc_set_memory(s, 0x3d, (bds[1] << 4) | bds[0]); + rtc_set_memory(s, 0x38, (bds[2] << 4) | (fd_bootchk ? 0x0 : 0x1)); /* floppy type */ diff --git a/hw/ppc_chrp.c b/hw/ppc_chrp.c index a791af2693ebced03beb50eca752a0f74c66a5f7..a2d07c8fe517785f46ee244ba6d20cfd95c7cabc 100644 --- a/hw/ppc_chrp.c +++ b/hw/ppc_chrp.c @@ -74,7 +74,7 @@ static void ppc_core99_init (int ram_size, int vga_ram_size, qemu_irq *dummy_irq; int pic_mem_index, dbdma_mem_index, cuda_mem_index; int ide_mem_index[2]; - int ppc_boot_device = boot_device[0]; + int ppc_boot_device; linux_boot = (kernel_filename != NULL); @@ -175,6 +175,19 @@ static void ppc_core99_init (int ram_size, int vga_ram_size, kernel_size = 0; initrd_base = 0; initrd_size = 0; + ppc_boot_device = '\0'; + /* We consider that NewWorld PowerMac never have any floppy drive + * For now, OHW cannot boot from the network. + */ + for (i = 0; i < boot_device[i] != '\0'; i++) { + ppc_boot_device = boot_device[i]; + if (ppc_boot_device >= 'c' && ppc_boot_device <= 'f') + break; + } + if (ppc_boot_device == '\0') { + fprintf(stderr, "No valid boot device for Mac99 machine\n"); + exit(1); + } } isa_mem_base = 0x80000000; diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c index bafe7b51955422295fff8b813824471ff436efb4..b6ce58bc04311e1b9b67c9bcc7411ee27aa868b5 100644 --- a/hw/ppc_oldworld.c +++ b/hw/ppc_oldworld.c @@ -113,7 +113,7 @@ static void ppc_heathrow_init (int ram_size, int vga_ram_size, int vga_bios_size, bios_size; qemu_irq *dummy_irq; int pic_mem_index, nvram_mem_index, dbdma_mem_index, cuda_mem_index; - int ppc_boot_device = boot_device[0]; + int ppc_boot_device; linux_boot = (kernel_filename != NULL); @@ -212,6 +212,25 @@ static void ppc_heathrow_init (int ram_size, int vga_ram_size, kernel_size = 0; initrd_base = 0; initrd_size = 0; + ppc_boot_device = '\0'; + for (i = 0; i < boot_device[i] != '\0'; i++) { + ppc_boot_device = boot_device[i]; + /* TOFIX: for now, the second IDE channel is not properly + * emulated. The Mac floppy disk are not emulated. + * For now, OHW cannot boot from the network. + */ +#if 0 + if (ppc_boot_device >= 'a' && ppc_boot_device <= 'f') + break; +#else + if (ppc_boot_device >= 'c' && ppc_boot_device <= 'd') + break; +#endif + } + if (ppc_boot_device == '\0') { + fprintf(stderr, "No valid boot device for Mac99 machine\n"); + exit(1); + } } isa_mem_base = 0x80000000; @@ -272,7 +291,7 @@ static void ppc_heathrow_init (int ram_size, int vga_ram_size, pmac_format_nvram_partition(nvr, 0x2000); dbdma_init(&dbdma_mem_index); - + macio_init(pci_bus, 0x0017, 1, pic_mem_index, dbdma_mem_index, cuda_mem_index, nvr, 0, NULL); diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c index 5474d512ceb548f78abaa5f266cb502e5542b72b..60b695623bc7be553d21d065d6460477165bdf38 100644 --- a/hw/ppc_prep.c +++ b/hw/ppc_prep.c @@ -521,7 +521,8 @@ CPUReadMemoryFunc *PPC_prep_io_read[] = { #define NVRAM_SIZE 0x2000 /* PowerPC PREP hardware initialisation */ -static void ppc_prep_init (int ram_size, int vga_ram_size, const char *boot_device, +static void ppc_prep_init (int ram_size, int vga_ram_size, + const char *boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, @@ -538,7 +539,7 @@ static void ppc_prep_init (int ram_size, int vga_ram_size, const char *boot_devi uint32_t kernel_base, kernel_size, initrd_base, initrd_size; PCIBus *pci_bus; qemu_irq *i8259; - int ppc_boot_device = boot_device[0]; + int ppc_boot_device; sysctrl = qemu_mallocz(sizeof(sysctrl_t)); if (sysctrl == NULL) @@ -611,6 +612,17 @@ static void ppc_prep_init (int ram_size, int vga_ram_size, const char *boot_devi kernel_size = 0; initrd_base = 0; initrd_size = 0; + ppc_boot_device = '\0'; + /* For now, OHW cannot boot from the network. */ + for (i = 0; i < boot_device[i] != '\0'; i++) { + ppc_boot_device = boot_device[i]; + if (ppc_boot_device >= 'a' && ppc_boot_device <= 'f') + break; + } + if (ppc_boot_device == '\0') { + fprintf(stderr, "No valid boot device for Mac99 machine\n"); + exit(1); + } } isa_mem_base = 0xc0000000; diff --git a/vl.c b/vl.c index 7ffc904e05548daf4a3fb964907c8aecf877e68e..41042eb8a7bd33db17f79d9c1d6cad9453270a94 100644 --- a/vl.c +++ b/vl.c @@ -162,12 +162,6 @@ static DisplayState display_state; int nographic; const char* keyboard_layout = NULL; int64_t ticks_per_sec; -#if defined(TARGET_I386) -#define MAX_BOOT_DEVICES 3 -#else -#define MAX_BOOT_DEVICES 1 -#endif -static char boot_device[MAX_BOOT_DEVICES + 1]; int ram_size; int pit_min_timer_count = 0; int nb_nics; @@ -7587,14 +7581,16 @@ int main(int argc, char **argv) int use_gdbstub; const char *gdbstub_port; #endif + uint32_t boot_devices_bitmap = 0; int i, cdrom_index, pflash_index; - int snapshot, linux_boot; + int snapshot, linux_boot, net_boot; const char *initrd_filename; const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; const char *pflash_filename[MAX_PFLASH]; const char *sd_filename; const char *mtd_filename; const char *kernel_filename, *kernel_cmdline; + const char *boot_devices = ""; DisplayState *ds = &display_state; int cyls, heads, secs, translation; char net_clients[MAX_NET_CLIENTS][256]; @@ -7846,20 +7842,34 @@ int main(int argc, char **argv) } break; case QEMU_OPTION_boot: - if (strlen(optarg) > MAX_BOOT_DEVICES) { - fprintf(stderr, "qemu: too many boot devices\n"); - exit(1); - } - strncpy(boot_device, optarg, MAX_BOOT_DEVICES); -#if defined(TARGET_SPARC) || defined(TARGET_I386) -#define BOOTCHARS "acdn" -#else -#define BOOTCHARS "acd" -#endif - if (strlen(boot_device) != strspn(boot_device, BOOTCHARS)) { - fprintf(stderr, "qemu: invalid boot device " - "sequence '%s'\n", boot_device); - exit(1); + boot_devices = optarg; + /* We just do some generic consistency checks */ + { + /* Could easily be extended to 64 devices if needed */ + const unsigned char *p; + + boot_devices_bitmap = 0; + for (p = boot_devices; *p != '\0'; p++) { + /* Allowed boot devices are: + * a b : floppy disk drives + * c ... f : IDE disk drives + * g ... m : machine implementation dependant drives + * n ... p : network devices + * It's up to each machine implementation to check + * if the given boot devices match the actual hardware + * implementation and firmware features. + */ + if (*p < 'a' || *p > 'q') { + fprintf(stderr, "Invalid boot device '%c'\n", *p); + exit(1); + } + if (boot_devices_bitmap & (1 << (*p - 'a'))) { + fprintf(stderr, + "Boot device '%c' was given twice\n",*p); + exit(1); + } + boot_devices_bitmap |= 1 << (*p - 'a'); + } } break; case QEMU_OPTION_fda: @@ -8243,23 +8253,23 @@ int main(int argc, char **argv) kqemu_allowed = 0; #endif linux_boot = (kernel_filename != NULL); - - if (!linux_boot && - (!strchr(boot_device, 'n')) && + net_boot = (boot_devices_bitmap >> ('n' - 'a')) && 0xF; + + /* XXX: this should not be: some embedded targets just have flash */ + if (!linux_boot && net_boot == 0 && hd_filename[0] == '\0' && (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') && fd_filename[0] == '\0') help(1); /* boot to floppy or the default cd if no hard disk defined yet */ - if (!boot_device[0]) { + if (!boot_devices[0]) { if (hd_filename[0] != '\0') - boot_device[0] = 'c'; + boot_devices = "c"; else if (fd_filename[0] != '\0') - boot_device[0] = 'a'; + boot_devices = "a"; else - boot_device[0] = 'd'; - boot_device[1] = 0; + boot_devices = "d"; } setvbuf(stdout, NULL, _IOLBF, 0); @@ -8299,20 +8309,28 @@ int main(int argc, char **argv) } #ifdef TARGET_I386 - if (strchr(boot_device, 'n')) { - for (i = 0; i < nb_nics; i++) { + /* XXX: this should be moved in the PC machine instanciation code */ + if (net_boot != 0) { + int netroms = 0; + for (i = 0; i < nb_nics && i < 4; i++) { const char *model = nd_table[i].model; char buf[1024]; - if (model == NULL) - model = "ne2k_pci"; - snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model); - if (get_image_size(buf) > 0) { - option_rom[nb_option_roms] = strdup(buf); - nb_option_roms++; - break; - } + if (net_boot & (1 << i)) { + if (model == NULL) + model = "ne2k_pci"; + snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model); + if (get_image_size(buf) > 0) { + if (nb_option_roms >= MAX_OPTION_ROMS) { + fprintf(stderr, "Too many option ROMs\n"); + exit(1); + } + option_rom[nb_option_roms] = strdup(buf); + nb_option_roms++; + netroms++; + } + } } - if (i == nb_nics) { + if (netroms == 0) { fprintf(stderr, "No valid PXE rom found for network device\n"); exit(1); } @@ -8492,7 +8510,7 @@ int main(int argc, char **argv) } } - machine->init(ram_size, vga_ram_size, boot_device, + machine->init(ram_size, vga_ram_size, boot_devices, ds, fd_filename, snapshot, kernel_filename, kernel_cmdline, initrd_filename, cpu_model);