提交 d387899f 编写于 作者: S Stephen Rothwell

powerpc: Move iSeries_pci.c to powerpc/platform/iseries

and rename it to pci.c.  This also required moving
arch/ppc64/kernel/pci.h into include/asm-powerpc (called
ppc-pci.h.
Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au>
上级 cc14d430
obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o mf.o lpevents.o \
hvcall.o proc.o htab.o iommu.o
obj-$(CONFIG_PCI) += pci.o
/*
* iSeries_pci.c
*
* Copyright (C) 2001 Allan Trautman, IBM Corporation
*
* iSeries specific routines for PCI.
*
*
* Based on code from pci.c and iSeries_pci.c 32bit
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/list.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/module.h>
......@@ -43,12 +41,12 @@
#include <asm/iSeries/iSeries_pci.h>
#include <asm/iSeries/mf.h>
#include "pci.h"
#include <asm/ppc-pci.h>
extern unsigned long io_page_mask;
/*
* Forward declares of prototypes.
* Forward declares of prototypes.
*/
static struct iSeries_Device_Node *find_Device_Node(int bus, int devfn);
static void scan_PHB_slots(struct pci_controller *Phb);
......@@ -68,7 +66,7 @@ static long Pci_Cfg_Write_Count;
#endif
static long Pci_Error_Count;
static int Pci_Retry_Max = 3; /* Only retry 3 times */
static int Pci_Retry_Max = 3; /* Only retry 3 times */
static int Pci_Error_Flag = 1; /* Set Retry Error on. */
static struct pci_ops iSeries_pci_ops;
......@@ -179,7 +177,7 @@ static void allocate_device_bars(struct pci_dev *dev)
for (bar_num = 0; bar_num <= PCI_ROM_RESOURCE; ++bar_num) {
bar_res = &dev->resource[bar_num];
iomm_table_allocate_entry(dev, bar_num);
}
}
}
/*
......@@ -278,28 +276,28 @@ unsigned long __init find_and_init_phbs(void)
/*
* iSeries_pcibios_init
*
*
* Chance to initialize and structures or variable before PCI Bus walk.
*/
void iSeries_pcibios_init(void)
{
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Entry.\n");
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Entry.\n");
iomm_table_initialize();
find_and_init_phbs();
io_page_mask = -1;
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Exit.\n");
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Exit.\n");
}
/*
* iSeries_pci_final_fixup(void)
* iSeries_pci_final_fixup(void)
*/
void __init iSeries_pci_final_fixup(void)
{
struct pci_dev *pdev = NULL;
struct iSeries_Device_Node *node;
int DeviceCount = 0;
int DeviceCount = 0;
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n");
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n");
/* Fix up at the device node and pci_dev relationship */
mf_display_src(0xC9000100);
......@@ -332,24 +330,24 @@ void __init iSeries_pci_final_fixup(void)
void pcibios_fixup_bus(struct pci_bus *PciBus)
{
PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup_bus(0x%04X) Entry.\n",
PciBus->number);
PciBus->number);
}
void pcibios_fixup_resources(struct pci_dev *pdev)
{
PPCDBG(PPCDBG_BUSWALK, "fixup_resources pdev %p\n", pdev);
}
}
/*
* Loop through each node function to find usable EADs bridges.
* Loop through each node function to find usable EADs bridges.
*/
static void scan_PHB_slots(struct pci_controller *Phb)
{
struct HvCallPci_DeviceInfo *DevInfo;
HvBusNumber bus = Phb->local_number; /* System Bus */
HvBusNumber bus = Phb->local_number; /* System Bus */
const HvSubBusNumber SubBus = 0; /* EADs is always 0. */
int HvRc = 0;
int IdSel;
int IdSel;
const int MaxAgents = 8;
DevInfo = (struct HvCallPci_DeviceInfo*)
......@@ -358,10 +356,10 @@ static void scan_PHB_slots(struct pci_controller *Phb)
return;
/*
* Probe for EADs Bridges
* Probe for EADs Bridges
*/
for (IdSel = 1; IdSel < MaxAgents; ++IdSel) {
HvRc = HvCallPci_getDeviceInfo(bus, SubBus, IdSel,
HvRc = HvCallPci_getDeviceInfo(bus, SubBus, IdSel,
ISERIES_HV_ADDR(DevInfo),
sizeof(struct HvCallPci_DeviceInfo));
if (HvRc == 0) {
......@@ -393,19 +391,19 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus,
/* Note: hvSubBus and irq is always be 0 at this level! */
for (Function = 0; Function < 8; ++Function) {
AgentId = ISERIES_PCI_AGENTID(IdSel, Function);
AgentId = ISERIES_PCI_AGENTID(IdSel, Function);
HvRc = HvCallXm_connectBusUnit(bus, SubBus, AgentId, 0);
if (HvRc == 0) {
if (HvRc == 0) {
printk("found device at bus %d idsel %d func %d (AgentId %x)\n",
bus, IdSel, Function, AgentId);
/* Connect EADs: 0x18.00.12 = 0x00 */
/* Connect EADs: 0x18.00.12 = 0x00 */
PPCDBG(PPCDBG_BUSWALK,
"PCI:Connect EADs: 0x%02X.%02X.%02X\n",
bus, SubBus, AgentId);
HvRc = HvCallPci_getBusUnitInfo(bus, SubBus, AgentId,
HvRc = HvCallPci_getBusUnitInfo(bus, SubBus, AgentId,
ISERIES_HV_ADDR(BridgeInfo),
sizeof(struct HvCallPci_BridgeInfo));
if (HvRc == 0) {
if (HvRc == 0) {
printk("bridge info: type %x subbus %x maxAgents %x maxsubbus %x logslot %x\n",
BridgeInfo->busUnitInfo.deviceType,
BridgeInfo->subBusNumber,
......@@ -428,7 +426,7 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus,
printk("PCI: Invalid Bridge Configuration(0x%02X)",
BridgeInfo->busUnitInfo.deviceType);
}
} else if (HvRc != 0x000B)
} else if (HvRc != 0x000B)
pci_Log_Error("EADs Connect",
bus, SubBus, AgentId, HvRc);
}
......@@ -451,16 +449,16 @@ static int scan_bridge_slot(HvBusNumber Bus,
HvAgentId EADsIdSel = ISERIES_PCI_AGENTID(IdSel, Function);
/* iSeries_allocate_IRQ.: 0x18.00.12(0xA3) */
Irq = iSeries_allocate_IRQ(Bus, 0, EADsIdSel);
Irq = iSeries_allocate_IRQ(Bus, 0, EADsIdSel);
PPCDBG(PPCDBG_BUSWALK,
"PCI:- allocate and assign IRQ 0x%02X.%02X.%02X = 0x%02X\n",
Bus, 0, EADsIdSel, Irq);
/*
* Connect all functions of any device found.
* Connect all functions of any device found.
*/
for (IdSel = 1; IdSel <= BridgeInfo->maxAgents; ++IdSel) {
for (Function = 0; Function < 8; ++Function) {
for (IdSel = 1; IdSel <= BridgeInfo->maxAgents; ++IdSel) {
for (Function = 0; Function < 8; ++Function) {
HvAgentId AgentId = ISERIES_PCI_AGENTID(IdSel, Function);
HvRc = HvCallXm_connectBusUnit(Bus, SubBus,
AgentId, Irq);
......@@ -484,7 +482,7 @@ static int scan_bridge_slot(HvBusNumber Bus,
"PCI:- FoundDevice: 0x%02X.%02X.%02X = 0x%04X, irq %d\n",
Bus, SubBus, AgentId, VendorId, Irq);
HvRc = HvCallPci_configStore8(Bus, SubBus, AgentId,
PCI_INTERRUPT_LINE, Irq);
PCI_INTERRUPT_LINE, Irq);
if (HvRc != 0)
pci_Log_Error("PciCfgStore Irq Failed!",
Bus, SubBus, AgentId, HvRc);
......
......@@ -16,7 +16,7 @@ obj-y += vdso32/ vdso64/
obj-$(CONFIG_PPC_OF) += of_device.o
pci-obj-$(CONFIG_PPC_ISERIES) += iSeries_pci.o iSeries_irq.o \
pci-obj-$(CONFIG_PPC_ISERIES) += iSeries_irq.o \
iSeries_VpdInfo.o
pci-obj-$(CONFIG_PPC_MULTIPLATFORM) += pci_dn.o pci_direct_iommu.o
......
......@@ -39,8 +39,8 @@
#include <asm/pmac_feature.h>
#include <asm/abs_addr.h>
#include <asm/system.h>
#include <asm/ppc-pci.h>
#include "pci.h"
#include "bpa_iommu.h"
static inline unsigned long
......
......@@ -43,8 +43,8 @@
#include <asm/time.h>
#include <asm/nvram.h>
#include <asm/cputable.h>
#include <asm/ppc-pci.h>
#include "pci.h"
#include "bpa_iic.h"
#include "bpa_iommu.h"
......
......@@ -33,7 +33,7 @@
#include <asm/rtas.h>
#include <asm/atomic.h>
#include <asm/systemcfg.h>
#include "pci.h"
#include <asm/ppc-pci.h>
#undef DEBUG
......
......@@ -23,8 +23,7 @@
#include <asm/pci-bridge.h>
#include <asm/machdep.h>
#include <asm/iommu.h>
#include "pci.h"
#include <asm/ppc-pci.h>
#ifdef DEBUG
#define DBG(x...) printk(x)
......
......@@ -47,7 +47,7 @@
#include <asm/systemcfg.h>
#include <asm/firmware.h>
#include <asm/tce.h>
#include "pci.h"
#include <asm/ppc-pci.h>
#define DBG(fmt...)
......
......@@ -29,8 +29,7 @@
#include <asm/pci-bridge.h>
#include <asm/prom.h>
#include "pci.h"
#include <asm/ppc-pci.h>
static int __initdata s7a_workaround = -1;
......
......@@ -63,9 +63,9 @@
#include <asm/firmware.h>
#include <asm/pmc.h>
#include <asm/mpic.h>
#include <asm/ppc-pci.h>
#include "i8259.h"
#include "pci.h"
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
......
......@@ -31,8 +31,7 @@
#include <asm/irq.h>
#include <asm/machdep.h>
#include <asm/udbg.h>
#include "pci.h"
#include <asm/ppc-pci.h>
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
......
......@@ -27,8 +27,7 @@
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/abs_addr.h>
#include "pci.h"
#include <asm/ppc-pci.h>
static void *pci_direct_alloc_coherent(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, unsigned int __nocast flag)
......
......@@ -30,8 +30,7 @@
#include <asm/prom.h>
#include <asm/pci-bridge.h>
#include <asm/pSeries_reconfig.h>
#include "pci.h"
#include <asm/ppc-pci.h>
/*
* Traverse_func that inits the PCI fields of the device node.
......
......@@ -37,7 +37,7 @@
#include <asm/iommu.h>
#include <asm/pci-bridge.h>
#include <asm/machdep.h>
#include "pci.h"
#include <asm/ppc-pci.h>
#ifdef CONFIG_PPC_ISERIES
#include <asm/iSeries/iSeries_pci.h>
......
......@@ -27,8 +27,8 @@
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/iommu.h>
#include <asm/ppc-pci.h>
#include "pci.h"
#include "pmac.h"
#define DEBUG
......
......@@ -39,8 +39,7 @@
#include <asm/iommu.h>
#include <asm/rtas.h>
#include <asm/mpic.h>
#include "pci.h"
#include <asm/ppc-pci.h>
/* RTAS tokens */
static int read_pci_config;
......
......@@ -53,8 +53,7 @@
#include <asm/time.h>
#include <asm/mmu_context.h>
#include <asm/systemcfg.h>
#include "pci.h"
#include <asm/ppc-pci.h>
/* readdir & getdents */
#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
......
......@@ -45,8 +45,7 @@
#include <asm/cacheflush.h>
#include <asm/lmb.h>
#include <asm/dart.h>
#include "pci.h"
#include <asm/ppc-pci.h>
extern int iommu_force_on;
......
......@@ -6,8 +6,8 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef __PPC_KERNEL_PCI_H__
#define __PPC_KERNEL_PCI_H__
#ifndef _ASM_POWERPC_PPC_PCI_H
#define _ASM_POWERPC_PPC_PCI_H
#include <linux/pci.h>
#include <asm/pci-bridge.h>
......@@ -51,4 +51,4 @@ extern unsigned long pci_probe_only;
extern unsigned long pci_assign_all_buses;
extern int pci_read_irq_line(struct pci_dev *pci_dev);
#endif /* __PPC_KERNEL_PCI_H__ */
#endif /* _ASM_POWERPC_PPC_PCI_H */
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