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Rearrange PCI host emulation code.

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Add ARM PCI emulation.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1916 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2006-05-13 16:11:23 +00:00
parent 4aa4253115
commit 502a53952d
19 changed files with 1750 additions and 1441 deletions
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9
Makefile.target
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@ -307,7 +307,7 @@ SOUND_HW += fmopl.o adlib.o
endif
# USB layer
VL_OBJS+= usb.o usb-hub.o usb-uhci.o usb-linux.o usb-hid.o
VL_OBJS+= usb.o usb-hub.o usb-linux.o usb-hid.o
# PCI network cards
VL_OBJS+= ne2000.o rtl8139.o
@ -316,13 +316,15 @@ ifeq ($(TARGET_BASE_ARCH), i386)
# Hardware support
VL_OBJS+= ide.o pckbd.o ps2.o vga.o $(SOUND_HW) dma.o $(AUDIODRV)
VL_OBJS+= fdc.o mc146818rtc.o serial.o i8259.o i8254.o pcspk.o pc.o
VL_OBJS+= cirrus_vga.o mixeng.o apic.o parallel.o acpi.o
VL_OBJS+= cirrus_vga.o mixeng.o apic.o parallel.o acpi.o piix_pci.o
VL_OBJS+= usb-uhci.o
DEFINES += -DHAS_AUDIO
endif
ifeq ($(TARGET_BASE_ARCH), ppc)
VL_OBJS+= ppc.o ide.o pckbd.o ps2.o vga.o $(SOUND_HW) dma.o $(AUDIODRV)
VL_OBJS+= mc146818rtc.o serial.o i8259.o i8254.o fdc.o m48t59.o
VL_OBJS+= ppc_prep.o ppc_chrp.o cuda.o adb.o openpic.o heathrow_pic.o mixeng.o
VL_OBJS+= grackle_pci.o prep_pci.o unin_pci.o
DEFINES += -DHAS_AUDIO
endif
ifeq ($(TARGET_ARCH), mips)
@ -331,7 +333,7 @@ VL_OBJS+= mips_r4k.o dma.o vga.o serial.o i8254.o i8259.o
endif
ifeq ($(TARGET_BASE_ARCH), sparc)
ifeq ($(TARGET_ARCH), sparc64)
VL_OBJS+= sun4u.o ide.o pckbd.o ps2.o vga.o
VL_OBJS+= sun4u.o ide.o pckbd.o ps2.o vga.o apb_pci.o
VL_OBJS+= fdc.o mc146818rtc.o serial.o m48t59.o
VL_OBJS+= cirrus_vga.o parallel.o
else
@ -342,6 +344,7 @@ endif
ifeq ($(TARGET_BASE_ARCH), arm)
VL_OBJS+= integratorcp.o versatilepb.o ps2.o smc91c111.o arm_pic.o arm_timer.o
VL_OBJS+= arm_boot.o pl011.o pl050.o pl080.o pl110.o pl190.o
VL_OBJS+= versatile_pci.o
endif
ifeq ($(TARGET_BASE_ARCH), sh4)
VL_OBJS+= shix.o sh7750.o sh7750_regnames.o tc58128.o

5
hw/acpi.c
View File

@ -220,7 +220,7 @@ static void acpi_dbg_writel(void *opaque, uint32_t addr, uint32_t val)
/* XXX: we still add it to the PIIX3 and we count on the fact that
OSes are smart enough to accept this strange configuration */
void piix4_pm_init(PCIBus *bus)
void piix4_pm_init(PCIBus *bus, int devfn)
{
PIIX4PMState *s;
uint8_t *pci_conf;
@ -228,8 +228,7 @@ void piix4_pm_init(PCIBus *bus)
s = (PIIX4PMState *)pci_register_device(bus,
"PM", sizeof(PIIX4PMState),
((PCIDevice *)piix3_state)->devfn + 3,
NULL, NULL);
devfn, NULL, NULL);
pci_conf = s->dev.config;
pci_conf[0x00] = 0x86;
pci_conf[0x01] = 0x80;

232
hw/apb_pci.c Normal file
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@ -0,0 +1,232 @@
/*
* QEMU Ultrasparc APB PCI host
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
#include "vl.h"
typedef target_phys_addr_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState APBState;
static void pci_apb_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
APBState *s = opaque;
int i;
for (i = 11; i < 32; i++) {
if ((val & (1 << i)) != 0)
break;
}
s->config_reg = (1 << 16) | (val & 0x7FC) | (i << 11);
}
static uint32_t pci_apb_config_readl (void *opaque,
target_phys_addr_t addr)
{
APBState *s = opaque;
uint32_t val;
int devfn;
devfn = (s->config_reg >> 8) & 0xFF;
val = (1 << (devfn >> 3)) | ((devfn & 0x07) << 8) | (s->config_reg & 0xFC);
return val;
}
static CPUWriteMemoryFunc *pci_apb_config_write[] = {
&pci_apb_config_writel,
&pci_apb_config_writel,
&pci_apb_config_writel,
};
static CPUReadMemoryFunc *pci_apb_config_read[] = {
&pci_apb_config_readl,
&pci_apb_config_readl,
&pci_apb_config_readl,
};
static void apb_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
//PCIBus *s = opaque;
switch (addr & 0x3f) {
case 0x00: // Control/Status
case 0x10: // AFSR
case 0x18: // AFAR
case 0x20: // Diagnostic
case 0x28: // Target address space
// XXX
default:
break;
}
}
static uint32_t apb_config_readl (void *opaque,
target_phys_addr_t addr)
{
//PCIBus *s = opaque;
uint32_t val;
switch (addr & 0x3f) {
case 0x00: // Control/Status
case 0x10: // AFSR
case 0x18: // AFAR
case 0x20: // Diagnostic
case 0x28: // Target address space
// XXX
default:
val = 0;
break;
}
return val;
}
static CPUWriteMemoryFunc *apb_config_write[] = {
&apb_config_writel,
&apb_config_writel,
&apb_config_writel,
};
static CPUReadMemoryFunc *apb_config_read[] = {
&apb_config_readl,
&apb_config_readl,
&apb_config_readl,
};
static CPUWriteMemoryFunc *pci_apb_write[] = {
&pci_host_data_writeb,
&pci_host_data_writew,
&pci_host_data_writel,
};
static CPUReadMemoryFunc *pci_apb_read[] = {
&pci_host_data_readb,
&pci_host_data_readw,
&pci_host_data_readl,
};
static void pci_apb_iowriteb (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
cpu_outb(NULL, addr & 0xffff, val);
}
static void pci_apb_iowritew (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
cpu_outw(NULL, addr & 0xffff, val);
}
static void pci_apb_iowritel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
cpu_outl(NULL, addr & 0xffff, val);
}
static uint32_t pci_apb_ioreadb (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = cpu_inb(NULL, addr & 0xffff);
return val;
}
static uint32_t pci_apb_ioreadw (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = cpu_inw(NULL, addr & 0xffff);
return val;
}
static uint32_t pci_apb_ioreadl (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = cpu_inl(NULL, addr & 0xffff);
return val;
}
static CPUWriteMemoryFunc *pci_apb_iowrite[] = {
&pci_apb_iowriteb,
&pci_apb_iowritew,
&pci_apb_iowritel,
};
static CPUReadMemoryFunc *pci_apb_ioread[] = {
&pci_apb_ioreadb,
&pci_apb_ioreadw,
&pci_apb_ioreadl,
};
/* ??? This is probably wrong. */
static void pci_apb_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
{
pic_set_irq_new(pic, d->config[PCI_INTERRUPT_LINE], level);
}
PCIBus *pci_apb_init(target_ulong special_base, target_ulong mem_base,
void *pic)
{
APBState *s;
PCIDevice *d;
int pci_mem_config, pci_mem_data, apb_config, pci_ioport;
s = qemu_mallocz(sizeof(APBState));
/* Ultrasparc APB main bus */
s->bus = pci_register_bus(pci_apb_set_irq, pic, 0);
pci_mem_config = cpu_register_io_memory(0, pci_apb_config_read,
pci_apb_config_write, s);
apb_config = cpu_register_io_memory(0, apb_config_read,
apb_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_apb_read,
pci_apb_write, s);
pci_ioport = cpu_register_io_memory(0, pci_apb_ioread,
pci_apb_iowrite, s);
cpu_register_physical_memory(special_base + 0x2000ULL, 0x40, apb_config);
cpu_register_physical_memory(special_base + 0x1000000ULL, 0x10, pci_mem_config);
cpu_register_physical_memory(special_base + 0x2000000ULL, 0x10000, pci_ioport);
cpu_register_physical_memory(mem_base, 0x10000000, pci_mem_data); // XXX size should be 4G-prom
d = pci_register_device(s->bus, "Advanced PCI Bus", sizeof(PCIDevice),
-1, NULL, NULL);
d->config[0x00] = 0x8e; // vendor_id : Sun
d->config[0x01] = 0x10;
d->config[0x02] = 0x00; // device_id
d->config[0x03] = 0xa0;
d->config[0x04] = 0x06; // command = bus master, pci mem
d->config[0x05] = 0x00;
d->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error
d->config[0x07] = 0x03; // status = medium devsel
d->config[0x08] = 0x00; // revision
d->config[0x09] = 0x00; // programming i/f
d->config[0x0A] = 0x00; // class_sub = pci host
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
return s->bus;
}

156
hw/grackle_pci.c Normal file
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@ -0,0 +1,156 @@
/*
* QEMU Grackle (heathrow PPC) PCI host
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
#include "vl.h"
typedef target_phys_addr_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState GrackleState;
static void pci_grackle_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
GrackleState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
s->config_reg = val;
}
static uint32_t pci_grackle_config_readl (void *opaque, target_phys_addr_t addr)
{
GrackleState *s = opaque;
uint32_t val;
val = s->config_reg;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}
static CPUWriteMemoryFunc *pci_grackle_config_write[] = {
&pci_grackle_config_writel,
&pci_grackle_config_writel,
&pci_grackle_config_writel,
};
static CPUReadMemoryFunc *pci_grackle_config_read[] = {
&pci_grackle_config_readl,
&pci_grackle_config_readl,
&pci_grackle_config_readl,
};
static CPUWriteMemoryFunc *pci_grackle_write[] = {
&pci_host_data_writeb,
&pci_host_data_writew,
&pci_host_data_writel,
};
static CPUReadMemoryFunc *pci_grackle_read[] = {
&pci_host_data_readb,
&pci_host_data_readw,
&pci_host_data_readl,
};
/* XXX: we do not simulate the hardware - we rely on the BIOS to
set correctly for irq line field */
static void pci_grackle_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
{
heathrow_pic_set_irq(pic, d->config[PCI_INTERRUPT_LINE], level);
}
PCIBus *pci_grackle_init(uint32_t base, void *pic)
{
GrackleState *s;
PCIDevice *d;
int pci_mem_config, pci_mem_data;
s = qemu_mallocz(sizeof(GrackleState));
s->bus = pci_register_bus(pci_grackle_set_irq, pic, 0);
pci_mem_config = cpu_register_io_memory(0, pci_grackle_config_read,
pci_grackle_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_grackle_read,
pci_grackle_write, s);
cpu_register_physical_memory(base, 0x1000, pci_mem_config);
cpu_register_physical_memory(base + 0x00200000, 0x1000, pci_mem_data);
d = pci_register_device(s->bus, "Grackle host bridge", sizeof(PCIDevice),
0, NULL, NULL);
d->config[0x00] = 0x57; // vendor_id
d->config[0x01] = 0x10;
d->config[0x02] = 0x02; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x00; // revision
d->config[0x09] = 0x01;
d->config[0x0a] = 0x00; // class_sub = host
d->config[0x0b] = 0x06; // class_base = PCI_bridge
d->config[0x0e] = 0x00; // header_type
d->config[0x18] = 0x00; // primary_bus
d->config[0x19] = 0x01; // secondary_bus
d->config[0x1a] = 0x00; // subordinate_bus
d->config[0x1c] = 0x00;
d->config[0x1d] = 0x00;
d->config[0x20] = 0x00; // memory_base
d->config[0x21] = 0x00;
d->config[0x22] = 0x01; // memory_limit
d->config[0x23] = 0x00;
d->config[0x24] = 0x00; // prefetchable_memory_base
d->config[0x25] = 0x00;
d->config[0x26] = 0x00; // prefetchable_memory_limit
d->config[0x27] = 0x00;
#if 0
/* PCI2PCI bridge same values as PearPC - check this */
d->config[0x00] = 0x11; // vendor_id
d->config[0x01] = 0x10;
d->config[0x02] = 0x26; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x02; // revision
d->config[0x0a] = 0x04; // class_sub = pci2pci
d->config[0x0b] = 0x06; // class_base = PCI_bridge
d->config[0x0e] = 0x01; // header_type
d->config[0x18] = 0x0; // primary_bus
d->config[0x19] = 0x1; // secondary_bus
d->config[0x1a] = 0x1; // subordinate_bus
d->config[0x1c] = 0x10; // io_base
d->config[0x1d] = 0x20; // io_limit
d->config[0x20] = 0x80; // memory_base
d->config[0x21] = 0x80;
d->config[0x22] = 0x90; // memory_limit
d->config[0x23] = 0x80;
d->config[0x24] = 0x00; // prefetchable_memory_base
d->config[0x25] = 0x84;
d->config[0x26] = 0x00; // prefetchable_memory_limit
d->config[0x27] = 0x85;
#endif
return s->bus;
}

4
hw/ide.c
View File

@ -2490,7 +2490,7 @@ void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
/* hd_table must contain 4 block drivers */
/* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table)
void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn)
{
PCIIDEState *d;
uint8_t *pci_conf;
@ -2498,7 +2498,7 @@ void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table)
/* register a function 1 of PIIX3 */
d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
sizeof(PCIIDEState),
((PCIDevice *)piix3_state)->devfn + 1,
devfn,
NULL, NULL);
d->type = IDE_TYPE_PIIX3;

9
hw/pc.c
View File

@ -611,6 +611,7 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
unsigned long bios_offset, vga_bios_offset;
int bios_size, isa_bios_size;
PCIBus *pci_bus;
int piix3_devfn;
CPUState *env;
NICInfo *nd;
@ -741,7 +742,7 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
if (pci_enabled) {
pci_bus = i440fx_init();
piix3_init(pci_bus);
piix3_devfn = piix3_init(pci_bus);
} else {
pci_bus = NULL;
}
@ -813,7 +814,7 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
}
if (pci_enabled) {
pci_piix3_ide_init(pci_bus, bs_table);
pci_piix3_ide_init(pci_bus, bs_table, piix3_devfn + 1);
} else {
for(i = 0; i < 2; i++) {
isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i],
@ -832,12 +833,12 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
cmos_init(ram_size, boot_device, bs_table);
if (pci_enabled && usb_enabled) {
usb_uhci_init(pci_bus, usb_root_ports);
usb_uhci_init(pci_bus, usb_root_ports, piix3_devfn + 2);
usb_attach(usb_root_ports[0], vm_usb_hub);
}
if (pci_enabled && acpi_enabled) {
piix4_pm_init(pci_bus);
piix4_pm_init(pci_bus, piix3_devfn + 3);
}
/* must be done after all PCI devices are instanciated */
/* XXX: should be done in the Bochs BIOS */

1422
hw/pci.c
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File diff suppressed because it is too large Load Diff

93
hw/pci_host.h Normal file
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@ -0,0 +1,93 @@
/*
* QEMU Common PCI Host bridge configuration data space access routines.
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
/* Worker routines for a PCI host controller that uses an {address,data}
register pair to access PCI configuration space. */
typedef struct {
uint32_t config_reg;
PCIBus *bus;
} PCIHostState;
static void pci_host_data_writeb(void* opaque, pci_addr_t addr, uint32_t val)
{
PCIHostState *s = opaque;
if (s->config_reg & (1u << 31))
pci_data_write(s->bus, s->config_reg | (addr & 3), val, 1);
}
static void pci_host_data_writew(void* opaque, pci_addr_t addr, uint32_t val)
{
PCIHostState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
if (s->config_reg & (1u << 31))
pci_data_write(s->bus, s->config_reg | (addr & 3), val, 2);
}
static void pci_host_data_writel(void* opaque, pci_addr_t addr, uint32_t val)
{
PCIHostState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
if (s->config_reg & (1u << 31))
pci_data_write(s->bus, s->config_reg, val, 4);
}
static uint32_t pci_host_data_readb(void* opaque, pci_addr_t addr)
{
PCIHostState *s = opaque;
if (!(s->config_reg & (1 << 31)))
return 0xff;
return pci_data_read(s->bus, s->config_reg | (addr & 3), 1);
}
static uint32_t pci_host_data_readw(void* opaque, pci_addr_t addr)
{
PCIHostState *s = opaque;
uint32_t val;
if (!(s->config_reg & (1 << 31)))
return 0xffff;
val = pci_data_read(s->bus, s->config_reg | (addr & 3), 2);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
return val;
}
static uint32_t pci_host_data_readl(void* opaque, pci_addr_t addr)
{
PCIHostState *s = opaque;
uint32_t val;
if (!(s->config_reg & (1 << 31)))
return 0xffffffff;
val = pci_data_read(s->bus, s->config_reg | (addr & 3), 4);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}

419
hw/piix_pci.c Normal file
View File

@ -0,0 +1,419 @@
/*
* QEMU i440FX/PIIX3 PCI Bridge Emulation
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
#include "vl.h"
typedef uint32_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState I440FXState;
static void i440fx_addr_writel(void* opaque, uint32_t addr, uint32_t val)
{
I440FXState *s = opaque;
s->config_reg = val;
}
static uint32_t i440fx_addr_readl(void* opaque, uint32_t addr)
{
I440FXState *s = opaque;
return s->config_reg;
}
static void piix3_set_irq(PCIDevice *pci_dev, void *pic, int irq_num, int level);
PCIBus *i440fx_init(void)
{
PCIBus *b;
PCIDevice *d;
I440FXState *s;
s = qemu_mallocz(sizeof(I440FXState));
b = pci_register_bus(piix3_set_irq, NULL, 0);
s->bus = b;
register_ioport_write(0xcf8, 4, 4, i440fx_addr_writel, s);
register_ioport_read(0xcf8, 4, 4, i440fx_addr_readl, s);
register_ioport_write(0xcfc, 4, 1, pci_host_data_writeb, s);
register_ioport_write(0xcfc, 4, 2, pci_host_data_writew, s);
register_ioport_write(0xcfc, 4, 4, pci_host_data_writel, s);
register_ioport_read(0xcfc, 4, 1, pci_host_data_readb, s);
register_ioport_read(0xcfc, 4, 2, pci_host_data_readw, s);
register_ioport_read(0xcfc, 4, 4, pci_host_data_readl, s);
d = pci_register_device(b, "i440FX", sizeof(PCIDevice), 0,
NULL, NULL);
d->config[0x00] = 0x86; // vendor_id
d->config[0x01] = 0x80;
d->config[0x02] = 0x37; // device_id
d->config[0x03] = 0x12;
d->config[0x08] = 0x02; // revision
d->config[0x0a] = 0x00; // class_sub = host2pci
d->config[0x0b] = 0x06; // class_base = PCI_bridge
d->config[0x0e] = 0x00; // header_type
return b;
}
/* PIIX3 PCI to ISA bridge */
static PCIDevice *piix3_dev;
/* just used for simpler irq handling. */
#define PCI_IRQ_WORDS ((PCI_DEVICES_MAX + 31) / 32)
static uint32_t pci_irq_levels[4][PCI_IRQ_WORDS];
/* return the global irq number corresponding to a given device irq
pin. We could also use the bus number to have a more precise
mapping. */
static inline int pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num)
{
int slot_addend;
slot_addend = (pci_dev->devfn >> 3) - 1;
return (irq_num + slot_addend) & 3;
}
static inline int get_pci_irq_level(int irq_num)
{
int pic_level;
#if (PCI_IRQ_WORDS == 2)
pic_level = ((pci_irq_levels[irq_num][0] |
pci_irq_levels[irq_num][1]) != 0);
#else
{
int i;
pic_level = 0;
for(i = 0; i < PCI_IRQ_WORDS; i++) {
if (pci_irq_levels[irq_num][i]) {
pic_level = 1;
break;
}
}
}
#endif
return pic_level;
}
static void piix3_set_irq(PCIDevice *pci_dev, void *pic, int irq_num, int level)
{
int irq_index, shift, pic_irq, pic_level;
uint32_t *p;
irq_num = pci_slot_get_pirq(pci_dev, irq_num);
irq_index = pci_dev->irq_index;
p = &pci_irq_levels[irq_num][irq_index >> 5];
shift = (irq_index & 0x1f);
*p = (*p & ~(1 << shift)) | (level << shift);
/* now we change the pic irq level according to the piix irq mappings */
/* XXX: optimize */
pic_irq = piix3_dev->config[0x60 + irq_num];
if (pic_irq < 16) {
/* the pic level is the logical OR of all the PCI irqs mapped
to it */
pic_level = 0;
if (pic_irq == piix3_dev->config[0x60])
pic_level |= get_pci_irq_level(0);
if (pic_irq == piix3_dev->config[0x61])
pic_level |= get_pci_irq_level(1);
if (pic_irq == piix3_dev->config[0x62])
pic_level |= get_pci_irq_level(2);
if (pic_irq == piix3_dev->config[0x63])
pic_level |= get_pci_irq_level(3);
pic_set_irq(pic_irq, pic_level);
}
}
static void piix3_reset(PCIDevice *d)
{
uint8_t *pci_conf = d->config;
pci_conf[0x04] = 0x07; // master, memory and I/O
pci_conf[0x05] = 0x00;
pci_conf[0x06] = 0x00;
pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
pci_conf[0x4c] = 0x4d;
pci_conf[0x4e] = 0x03;
pci_conf[0x4f] = 0x00;
pci_conf[0x60] = 0x80;
pci_conf[0x69] = 0x02;
pci_conf[0x70] = 0x80;
pci_conf[0x76] = 0x0c;
pci_conf[0x77] = 0x0c;
pci_conf[0x78] = 0x02;
pci_conf[0x79] = 0x00;
pci_conf[0x80] = 0x00;
pci_conf[0x82] = 0x00;
pci_conf[0xa0] = 0x08;
pci_conf[0xa0] = 0x08;
pci_conf[0xa2] = 0x00;
pci_conf[0xa3] = 0x00;
pci_conf[0xa4] = 0x00;
pci_conf[0xa5] = 0x00;
pci_conf[0xa6] = 0x00;
pci_conf[0xa7] = 0x00;
pci_conf[0xa8] = 0x0f;
pci_conf[0xaa] = 0x00;
pci_conf[0xab] = 0x00;
pci_conf[0xac] = 0x00;
pci_conf[0xae] = 0x00;
}
int piix3_init(PCIBus *bus)
{
PCIDevice *d;
uint8_t *pci_conf;
d = pci_register_device(bus, "PIIX3", sizeof(PCIDevice),
-1, NULL, NULL);
register_savevm("PIIX3", 0, 1, generic_pci_save, generic_pci_load, d);
piix3_dev = d;
pci_conf = d->config;
pci_conf[0x00] = 0x86; // Intel
pci_conf[0x01] = 0x80;
pci_conf[0x02] = 0x00; // 82371SB PIIX3 PCI-to-ISA bridge (Step A1)
pci_conf[0x03] = 0x70;
pci_conf[0x0a] = 0x01; // class_sub = PCI_ISA
pci_conf[0x0b] = 0x06; // class_base = PCI_bridge
pci_conf[0x0e] = 0x80; // header_type = PCI_multifunction, generic
piix3_reset(d);
return d->devfn;
}
/***********************************************************/
/* XXX: the following should be moved to the PC BIOS */
static __attribute__((unused)) uint32_t isa_inb(uint32_t addr)
{
return cpu_inb(NULL, addr);
}
static void isa_outb(uint32_t val, uint32_t addr)
{
cpu_outb(NULL, addr, val);
}
static __attribute__((unused)) uint32_t isa_inw(uint32_t addr)
{
return cpu_inw(NULL, addr);
}
static __attribute__((unused)) void isa_outw(uint32_t val, uint32_t addr)
{
cpu_outw(NULL, addr, val);
}
static __attribute__((unused)) uint32_t isa_inl(uint32_t addr)
{
return cpu_inl(NULL, addr);
}
static __attribute__((unused)) void isa_outl(uint32_t val, uint32_t addr)
{
cpu_outl(NULL, addr, val);
}
static uint32_t pci_bios_io_addr;
static uint32_t pci_bios_mem_addr;
/* host irqs corresponding to PCI irqs A-D */
static uint8_t pci_irqs[4] = { 11, 9, 11, 9 };
static void pci_config_writel(PCIDevice *d, uint32_t addr, uint32_t val)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
pci_data_write(s, addr, val, 4);
}
static void pci_config_writew(PCIDevice *d, uint32_t addr, uint32_t val)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
pci_data_write(s, addr, val, 2);
}
static void pci_config_writeb(PCIDevice *d, uint32_t addr, uint32_t val)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
pci_data_write(s, addr, val, 1);
}
static __attribute__((unused)) uint32_t pci_config_readl(PCIDevice *d, uint32_t addr)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
return pci_data_read(s, addr, 4);
}
static uint32_t pci_config_readw(PCIDevice *d, uint32_t addr)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
return pci_data_read(s, addr, 2);
}
static uint32_t pci_config_readb(PCIDevice *d, uint32_t addr)
{
PCIBus *s = d->bus;
addr |= (pci_bus_num(s) << 16) | (d->devfn << 8);
return pci_data_read(s, addr, 1);
}
static void pci_set_io_region_addr(PCIDevice *d, int region_num, uint32_t addr)
{
PCIIORegion *r;
uint16_t cmd;
uint32_t ofs;
if ( region_num == PCI_ROM_SLOT ) {
ofs = 0x30;
}else{
ofs = 0x10 + region_num * 4;
}
pci_config_writel(d, ofs, addr);
r = &d->io_regions[region_num];
/* enable memory mappings */
cmd = pci_config_readw(d, PCI_COMMAND);
if ( region_num == PCI_ROM_SLOT )
cmd |= 2;
else if (r->type & PCI_ADDRESS_SPACE_IO)
cmd |= 1;
else
cmd |= 2;
pci_config_writew(d, PCI_COMMAND, cmd);
}
static void pci_bios_init_device(PCIDevice *d)
{
int class;
PCIIORegion *r;
uint32_t *paddr;
int i, pin, pic_irq, vendor_id, device_id;
class = pci_config_readw(d, PCI_CLASS_DEVICE);
vendor_id = pci_config_readw(d, PCI_VENDOR_ID);
device_id = pci_config_readw(d, PCI_DEVICE_ID);
switch(class) {
case 0x0101:
if (vendor_id == 0x8086 && device_id == 0x7010) {
/* PIIX3 IDE */
pci_config_writew(d, 0x40, 0x8000); // enable IDE0
pci_config_writew(d, 0x42, 0x8000); // enable IDE1
goto default_map;
} else {
/* IDE: we map it as in ISA mode */
pci_set_io_region_addr(d, 0, 0x1f0);
pci_set_io_region_addr(d, 1, 0x3f4);
pci_set_io_region_addr(d, 2, 0x170);
pci_set_io_region_addr(d, 3, 0x374);
}
break;
case 0x0300:
if (vendor_id != 0x1234)
goto default_map;
/* VGA: map frame buffer to default Bochs VBE address */
pci_set_io_region_addr(d, 0, 0xE0000000);
break;
case 0x0800:
/* PIC */
vendor_id = pci_config_readw(d, PCI_VENDOR_ID);
device_id = pci_config_readw(d, PCI_DEVICE_ID);
if (vendor_id == 0x1014) {
/* IBM */
if (device_id == 0x0046 || device_id == 0xFFFF) {
/* MPIC & MPIC2 */
pci_set_io_region_addr(d, 0, 0x80800000 + 0x00040000);
}
}
break;
case 0xff00:
if (vendor_id == 0x0106b &&
(device_id == 0x0017 || device_id == 0x0022)) {
/* macio bridge */
pci_set_io_region_addr(d, 0, 0x80800000);
}
break;
default:
default_map:
/* default memory mappings */
for(i = 0; i < PCI_NUM_REGIONS; i++) {
r = &d->io_regions[i];
if (r->size) {
if (r->type & PCI_ADDRESS_SPACE_IO)
paddr = &pci_bios_io_addr;
else
paddr = &pci_bios_mem_addr;
*paddr = (*paddr + r->size - 1) & ~(r->size - 1);
pci_set_io_region_addr(d, i, *paddr);
*paddr += r->size;
}
}
break;
}
/* map the interrupt */
pin = pci_config_readb(d, PCI_INTERRUPT_PIN);
if (pin != 0) {
pin = pci_slot_get_pirq(d, pin - 1);
pic_irq = pci_irqs[pin];
pci_config_writeb(d, PCI_INTERRUPT_LINE, pic_irq);
}
}
/*
* This function initializes the PCI devices as a normal PCI BIOS
* would do. It is provided just in case the BIOS has no support for
* PCI.
*/
void pci_bios_init(void)
{
int i, irq;
uint8_t elcr[2];
pci_bios_io_addr = 0xc000;
pci_bios_mem_addr = 0xf0000000;
/* activate IRQ mappings */
elcr[0] = 0x00;
elcr[1] = 0x00;
for(i = 0; i < 4; i++) {
irq = pci_irqs[i];
/* set to trigger level */
elcr[irq >> 3] |= (1 << (irq & 7));
/* activate irq remapping in PIIX */
pci_config_writeb(piix3_dev, 0x60 + i, irq);
}
isa_outb(elcr[0], 0x4d0);
isa_outb(elcr[1], 0x4d1);
pci_for_each_device(pci_bios_init_device);
}

14
hw/ppc_chrp.c
View File

@ -415,19 +415,18 @@ static void ppc_chrp_init(int ram_size, int vga_ram_size, int boot_device,
if (is_heathrow) {
isa_mem_base = 0x80000000;
pci_bus = pci_grackle_init(0xfec00000);
/* Register 2 MB of ISA IO space */
PPC_io_memory = cpu_register_io_memory(0, PPC_io_read, PPC_io_write, NULL);
cpu_register_physical_memory(0xfe000000, 0x00200000, PPC_io_memory);
/* init basic PC hardware */
pic = heathrow_pic_init(&heathrow_pic_mem_index);
set_irq = heathrow_pic_set_irq;
pci_bus = pci_grackle_init(0xfec00000, pic);
vga_initialize(pci_bus, ds, phys_ram_base + ram_size,
ram_size, vga_ram_size,
vga_bios_offset, vga_bios_size);
pic = heathrow_pic_init(&heathrow_pic_mem_index);
set_irq = heathrow_pic_set_irq;
pci_set_pic(pci_bus, set_irq, pic);
/* XXX: suppress that */
isa_pic = pic_init(pic_irq_request, NULL);
@ -462,7 +461,6 @@ static void ppc_chrp_init(int ram_size, int vga_ram_size, int boot_device,
arch_name = "HEATHROW";
} else {
isa_mem_base = 0x80000000;
pci_bus = pci_pmac_init();
/* Register 8 MB of ISA IO space */
PPC_io_memory = cpu_register_io_memory(0, PPC_io_read, PPC_io_write, NULL);
@ -472,13 +470,13 @@ static void ppc_chrp_init(int ram_size, int vga_ram_size, int boot_device,
unin_memory = cpu_register_io_memory(0, unin_read, unin_write, NULL);
cpu_register_physical_memory(0xf8000000, 0x00001000, unin_memory);
pic = openpic_init(NULL, &openpic_mem_index, 1, &env);
set_irq = openpic_set_irq;
pci_bus = pci_pmac_init(pic);
/* init basic PC hardware */
vga_initialize(pci_bus, ds, phys_ram_base + ram_size,
ram_size, vga_ram_size,
vga_bios_offset, vga_bios_size);
pic = openpic_init(NULL, &openpic_mem_index, 1, &env);
set_irq = openpic_set_irq;
pci_set_pic(pci_bus, set_irq, pic);
/* XXX: suppress that */
isa_pic = pic_init(pic_irq_request, NULL);

167
hw/prep_pci.c Normal file
View File

@ -0,0 +1,167 @@
/*
* QEMU PREP PCI host
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
#include "vl.h"
typedef uint32_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState PREPPCIState;
static void pci_prep_addr_writel(void* opaque, uint32_t addr, uint32_t val)
{
PREPPCIState *s = opaque;
s->config_reg = val;
}
static uint32_t pci_prep_addr_readl(void* opaque, uint32_t addr)
{
PREPPCIState *s = opaque;
return s->config_reg;
}
static inline uint32_t PPC_PCIIO_config(target_phys_addr_t addr)
{
int i;
for(i = 0; i < 11; i++) {
if ((addr & (1 << (11 + i))) != 0)
break;
}
return (addr & 0x7ff) | (i << 11);
}
static void PPC_PCIIO_writeb (void *opaque, target_phys_addr_t addr, uint32_t val)
{
PREPPCIState *s = opaque;
pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 1);
}
static void PPC_PCIIO_writew (void *opaque, target_phys_addr_t addr, uint32_t val)
{
PREPPCIState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 2);
}
static void PPC_PCIIO_writel (void *opaque, target_phys_addr_t addr, uint32_t val)
{
PREPPCIState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 4);
}
static uint32_t PPC_PCIIO_readb (void *opaque, target_phys_addr_t addr)
{
PREPPCIState *s = opaque;
uint32_t val;
val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 1);
return val;
}
static uint32_t PPC_PCIIO_readw (void *opaque, target_phys_addr_t addr)
{
PREPPCIState *s = opaque;
uint32_t val;
val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 2);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
return val;
}
static uint32_t PPC_PCIIO_readl (void *opaque, target_phys_addr_t addr)
{
PREPPCIState *s = opaque;
uint32_t val;
val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 4);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}
static CPUWriteMemoryFunc *PPC_PCIIO_write[] = {
&PPC_PCIIO_writeb,
&PPC_PCIIO_writew,
&PPC_PCIIO_writel,
};
static CPUReadMemoryFunc *PPC_PCIIO_read[] = {
&PPC_PCIIO_readb,
&PPC_PCIIO_readw,
&PPC_PCIIO_readl,
};
static void prep_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
{
/* XXX: we do not simulate the hardware - we rely on the BIOS to
set correctly for irq line field */
pic_set_irq(d->config[PCI_INTERRUPT_LINE], level);
}
PCIBus *pci_prep_init(void)
{
PREPPCIState *s;
PCIDevice *d;
int PPC_io_memory;
s = qemu_mallocz(sizeof(PREPPCIState));
s->bus = pci_register_bus(prep_set_irq, NULL, 0);
register_ioport_write(0xcf8, 4, 4, pci_prep_addr_writel, s);
register_ioport_read(0xcf8, 4, 4, pci_prep_addr_readl, s);
register_ioport_write(0xcfc, 4, 1, pci_host_data_writeb, s);
register_ioport_write(0xcfc, 4, 2, pci_host_data_writew, s);
register_ioport_write(0xcfc, 4, 4, pci_host_data_writel, s);
register_ioport_read(0xcfc, 4, 1, pci_host_data_readb, s);
register_ioport_read(0xcfc, 4, 2, pci_host_data_readw, s);
register_ioport_read(0xcfc, 4, 4, pci_host_data_readl, s);
PPC_io_memory = cpu_register_io_memory(0, PPC_PCIIO_read,
PPC_PCIIO_write, s);
cpu_register_physical_memory(0x80800000, 0x00400000, PPC_io_memory);
/* PCI host bridge */
d = pci_register_device(s->bus, "PREP Host Bridge - Motorola Raven",
sizeof(PCIDevice), 0, NULL, NULL);
d->config[0x00] = 0x57; // vendor_id : Motorola
d->config[0x01] = 0x10;
d->config[0x02] = 0x01; // device_id : Raven
d->config[0x03] = 0x48;
d->config[0x08] = 0x00; // revision
d->config[0x0A] = 0x00; // class_sub = pci host
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
d->config[0x34] = 0x00; // capabilities_pointer
return s->bus;
}

5
hw/sun4m.c
View File

@ -183,6 +183,11 @@ void pic_set_irq(int irq, int level)
slavio_pic_set_irq(slavio_intctl, irq, level);
}
void pic_set_irq_new(void *opaque, int irq, int level)
{
pic_set_irq(irq, level);
}
void pic_set_irq_cpu(int irq, int level, unsigned int cpu)
{
slavio_pic_set_irq_cpu(slavio_intctl, irq, level, cpu);

2
hw/sun4u.c
View File

@ -329,7 +329,7 @@ static void sun4u_init(int ram_size, int vga_ram_size, int boot_device,
}
}
}
pci_bus = pci_apb_init(APB_SPECIAL_BASE, APB_MEM_BASE);
pci_bus = pci_apb_init(APB_SPECIAL_BASE, APB_MEM_BASE, NULL);
isa_mem_base = VGA_BASE;
vga_initialize(pci_bus, ds, phys_ram_base + ram_size, ram_size,
vga_ram_size, 0, 0);

261
hw/unin_pci.c Normal file
View File

@ -0,0 +1,261 @@
/*
* QEMU Uninorth PCI host (for all Mac99 and newer machines)
*
* Copyright (c) 2006 Fabrice Bellard
*
* 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.
*/
#include "vl.h"
typedef target_phys_addr_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState UNINState;
static void pci_unin_main_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
UNINState *s = opaque;
int i;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
for (i = 11; i < 32; i++) {
if ((val & (1 << i)) != 0)
break;
}
#if 0
s->config_reg = 0x80000000 | (1 << 16) | (val & 0x7FC) | (i << 11);
#else
s->config_reg = 0x80000000 | (0 << 16) | (val & 0x7FC) | (i << 11);
#endif
}
static uint32_t pci_unin_main_config_readl (void *opaque,
target_phys_addr_t addr)
{
UNINState *s = opaque;
uint32_t val;
int devfn;
devfn = (s->config_reg >> 8) & 0xFF;
val = (1 << (devfn >> 3)) | ((devfn & 0x07) << 8) | (s->config_reg & 0xFC);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}
static CPUWriteMemoryFunc *pci_unin_main_config_write[] = {
&pci_unin_main_config_writel,
&pci_unin_main_config_writel,
&pci_unin_main_config_writel,
};
static CPUReadMemoryFunc *pci_unin_main_config_read[] = {
&pci_unin_main_config_readl,
&pci_unin_main_config_readl,
&pci_unin_main_config_readl,
};
static CPUWriteMemoryFunc *pci_unin_main_write[] = {
&pci_host_data_writeb,
&pci_host_data_writew,
&pci_host_data_writel,
};
static CPUReadMemoryFunc *pci_unin_main_read[] = {
&pci_host_data_readb,
&pci_host_data_readw,
&pci_host_data_readl,
};
#if 0
static void pci_unin_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
UNINState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
s->config_reg = 0x80000000 | (val & ~0x00000001);
}
static uint32_t pci_unin_config_readl (void *opaque,
target_phys_addr_t addr)
{
UNINState *s = opaque;
uint32_t val;
val = (s->config_reg | 0x00000001) & ~0x80000000;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}
static CPUWriteMemoryFunc *pci_unin_config_write[] = {
&pci_unin_config_writel,
&pci_unin_config_writel,
&pci_unin_config_writel,
};
static CPUReadMemoryFunc *pci_unin_config_read[] = {
&pci_unin_config_readl,
&pci_unin_config_readl,
&pci_unin_config_readl,
};
static CPUWriteMemoryFunc *pci_unin_write[] = {
&pci_host_pci_writeb,
&pci_host_pci_writew,
&pci_host_pci_writel,
};
static CPUReadMemoryFunc *pci_unin_read[] = {
&pci_host_pci_readb,
&pci_host_pci_readw,
&pci_host_pci_readl,
};
#endif
static void pci_unin_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
{
openpic_set_irq(pic, d->config[PCI_INTERRUPT_LINE], level);
}
PCIBus *pci_pmac_init(void *pic)
{
UNINState *s;
PCIDevice *d;
int pci_mem_config, pci_mem_data;
/* Use values found on a real PowerMac */
/* Uninorth main bus */
s = qemu_mallocz(sizeof(UNINState));
s->bus = pci_register_bus(pci_unin_set_irq, NULL, 11 << 3);
pci_mem_config = cpu_register_io_memory(0, pci_unin_main_config_read,
pci_unin_main_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_main_read,
pci_unin_main_write, s);
cpu_register_physical_memory(0xf2800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf2c00000, 0x1000, pci_mem_data);
d = pci_register_device(s->bus, "Uni-north main", sizeof(PCIDevice),
11 << 3, NULL, NULL);
d->config[0x00] = 0x6b; // vendor_id : Apple
d->config[0x01] = 0x10;
d->config[0x02] = 0x1F; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x00; // revision
d->config[0x0A] = 0x00; // class_sub = pci host
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
d->config[0x34] = 0x00; // capabilities_pointer
#if 0 // XXX: not activated as PPC BIOS doesn't handle mutiple buses properly
/* pci-to-pci bridge */
d = pci_register_device("Uni-north bridge", sizeof(PCIDevice), 0, 13 << 3,
NULL, NULL);
d->config[0x00] = 0x11; // vendor_id : TI
d->config[0x01] = 0x10;
d->config[0x02] = 0x26; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x05; // revision
d->config[0x0A] = 0x04; // class_sub = pci2pci
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x20; // latency_timer
d->config[0x0E] = 0x01; // header_type
d->config[0x18] = 0x01; // primary_bus
d->config[0x19] = 0x02; // secondary_bus
d->config[0x1A] = 0x02; // subordinate_bus
d->config[0x1B] = 0x20; // secondary_latency_timer
d->config[0x1C] = 0x11; // io_base
d->config[0x1D] = 0x01; // io_limit
d->config[0x20] = 0x00; // memory_base
d->config[0x21] = 0x80;
d->config[0x22] = 0x00; // memory_limit
d->config[0x23] = 0x80;
d->config[0x24] = 0x01; // prefetchable_memory_base
d->config[0x25] = 0x80;
d->config[0x26] = 0xF1; // prefectchable_memory_limit
d->config[0x27] = 0x7F;
// d->config[0x34] = 0xdc // capabilities_pointer
#endif
#if 0 // XXX: not needed for now
/* Uninorth AGP bus */
s = &pci_bridge[1];
pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
pci_unin_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_read,
pci_unin_write, s);
cpu_register_physical_memory(0xf0800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf0c00000, 0x1000, pci_mem_data);
d = pci_register_device("Uni-north AGP", sizeof(PCIDevice), 0, 11 << 3,
NULL, NULL);
d->config[0x00] = 0x6b; // vendor_id : Apple
d->config[0x01] = 0x10;
d->config[0x02] = 0x20; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x00; // revision
d->config[0x0A] = 0x00; // class_sub = pci host
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
// d->config[0x34] = 0x80; // capabilities_pointer
#endif
#if 0 // XXX: not needed for now
/* Uninorth internal bus */
s = &pci_bridge[2];
pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
pci_unin_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_read,
pci_unin_write, s);
cpu_register_physical_memory(0xf4800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf4c00000, 0x1000, pci_mem_data);
d = pci_register_device("Uni-north internal", sizeof(PCIDevice),
3, 11 << 3, NULL, NULL);
d->config[0x00] = 0x6b; // vendor_id : Apple
d->config[0x01] = 0x10;
d->config[0x02] = 0x1E; // device_id
d->config[0x03] = 0x00;
d->config[0x08] = 0x00; // revision
d->config[0x0A] = 0x00; // class_sub = pci host
d->config[0x0B] = 0x06; // class_base = PCI_bridge
d->config[0x0C] = 0x08; // cache_line_size
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
d->config[0x34] = 0x00; // capabilities_pointer
#endif
return s->bus;
}

5
hw/usb-uhci.c
View File

@ -638,7 +638,7 @@ static void uhci_map(PCIDevice *pci_dev, int region_num,
register_ioport_read(addr, 32, 1, uhci_ioport_readb, s);
}
void usb_uhci_init(PCIBus *bus, USBPort **usb_ports)
void usb_uhci_init(PCIBus *bus, USBPort **usb_ports, int devfn)
{
UHCIState *s;
uint8_t *pci_conf;
@ -647,8 +647,7 @@ void usb_uhci_init(PCIBus *bus, USBPort **usb_ports)
s = (UHCIState *)pci_register_device(bus,
"USB-UHCI", sizeof(UHCIState),
((PCIDevice *)piix3_state)->devfn + 2,
NULL, NULL);
devfn, NULL, NULL);
pci_conf = s->dev.config;
pci_conf[0x00] = 0x86;
pci_conf[0x01] = 0x80;

2
hw/usb.h
View File

@ -155,7 +155,7 @@ int set_usb_string(uint8_t *buf, const char *str);
USBDevice *usb_hub_init(USBPort **usb_ports, int nb_ports);
/* usb-uhci.c */
void usb_uhci_init(PCIBus *bus, USBPort **usb_ports);
void usb_uhci_init(PCIBus *bus, USBPort **usb_ports, int devfn);
/* usb-linux.c */
USBDevice *usb_host_device_open(const char *devname);

119
hw/versatile_pci.c Normal file
View File

@ -0,0 +1,119 @@
/*
* ARM Versatile/PB PCI host controller
*
* Copyright (c) 2006 CodeSourcery.
* Written by Paul Brook
*
* This code is licenced under the LGPL.
*/
#include "vl.h"
static inline uint32_t vpb_pci_config_addr(target_phys_addr_t addr)
{
return addr & 0xf8ff;
}
static void pci_vpb_config_writeb (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
pci_data_write(opaque, vpb_pci_config_addr (addr), val, 1);
}
static void pci_vpb_config_writew (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
pci_data_write(opaque, vpb_pci_config_addr (addr), val, 2);
}
static void pci_vpb_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
pci_data_write(opaque, vpb_pci_config_addr (addr), val, 4);
}
static uint32_t pci_vpb_config_readb (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = pci_data_read(opaque, vpb_pci_config_addr (addr), 1);
return val;
}
static uint32_t pci_vpb_config_readw (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = pci_data_read(opaque, vpb_pci_config_addr (addr), 2);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
return val;
}
static uint32_t pci_vpb_config_readl (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = pci_data_read(opaque, vpb_pci_config_addr (addr), 4);
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
}
static CPUWriteMemoryFunc *pci_vpb_config_write[] = {
&pci_vpb_config_writeb,
&pci_vpb_config_writew,
&pci_vpb_config_writel,
};
static CPUReadMemoryFunc *pci_vpb_config_read[] = {
&pci_vpb_config_readb,
&pci_vpb_config_readw,
&pci_vpb_config_readl,
};
static void pci_vpb_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
{
pic_set_irq_new(pic, 27 + irq_num, level);
}
PCIBus *pci_vpb_init(void *pic)
{
PCIBus *s;
PCIDevice *d;
int mem_config;
s = pci_register_bus(pci_vpb_set_irq, pic, 11 << 3);
/* ??? Register memory space. */
mem_config = cpu_register_io_memory(0, pci_vpb_config_read,
pci_vpb_config_write, s);
/* Selfconfig area. */
cpu_register_physical_memory(0x41000000, 0x10000, mem_config);
/* Normal config area. */
cpu_register_physical_memory(0x42000000, 0x10000, mem_config);
d = pci_register_device(s, "Versatile/PB PCI Controller",
sizeof(PCIDevice), -1, NULL, NULL);
d->config[0x00] = 0xee; // vendor_id
d->config[0x01] = 0x10;
d->config[0x02] = 0x00; // device_id
d->config[0x03] = 0x03;
d->config[0x04] = 0x00;
d->config[0x05] = 0x00;
d->config[0x06] = 0x20;
d->config[0x07] = 0x02;
d->config[0x08] = 0x00; // revision
d->config[0x09] = 0x00; // programming i/f
d->config[0x0A] = 0x40; // class_sub = pci host
d->config[0x0B] = 0x0b; // class_base = PCI_bridge
d->config[0x0D] = 0x10; // latency_timer
return s;
}

206
hw/versatilepb.c
View File

@ -10,6 +10,8 @@
#include "vl.h"
#include "arm_pic.h"
#define LOCK_VALUE 0xa05f
/* Primary interrupt controller. */
typedef struct vpb_sic_state
@ -145,6 +147,188 @@ static vpb_sic_state *vpb_sic_init(uint32_t base, void *parent, int irq)
return s;
}
/* System controller. */
typedef struct {
uint32_t base;
uint32_t leds;
uint16_t lockval;
uint32_t cfgdata1;
uint32_t cfgdata2;
uint32_t flags;
uint32_t nvflags;
uint32_t resetlevel;
} vpb_sys_state;
static uint32_t vpb_sys_read(void *opaque, target_phys_addr_t offset)
{
vpb_sys_state *s = (vpb_sys_state *)opaque;
offset -= s->base;
switch (offset) {
case 0x00: /* ID */
return 0x41007004;
case 0x04: /* SW */
/* General purpose hardware switches.
We don't have a useful way of exposing these to the user. */
return 0;
case 0x08: /* LED */
return s->leds;
case 0x20: /* LOCK */
return s->lockval;
case 0x0c: /* OSC0 */
case 0x10: /* OSC1 */
case 0x14: /* OSC2 */
case 0x18: /* OSC3 */
case 0x1c: /* OSC4 */
case 0x24: /* 100HZ */
/* ??? Implement these. */
return 0;
case 0x28: /* CFGDATA1 */
return s->cfgdata1;
case 0x2c: /* CFGDATA2 */
return s->cfgdata2;
case 0x30: /* FLAGS */
return s->flags;
case 0x38: /* NVFLAGS */
return s->nvflags;
case 0x40: /* RESETCTL */
return s->resetlevel;
case 0x44: /* PCICTL */
return 1;
case 0x48: /* MCI */
return 0;
case 0x4c: /* FLASH */
return 0;
case 0x50: /* CLCD */
return 0x1000;
case 0x54: /* CLCDSER */
return 0;
case 0x58: /* BOOTCS */
return 0;
case 0x5c: /* 24MHz */
/* ??? not implemented. */
return 0;
case 0x60: /* MISC */
return 0;
case 0x64: /* DMAPSR0 */
case 0x68: /* DMAPSR1 */
case 0x6c: /* DMAPSR2 */
case 0x8c: /* OSCRESET0 */
case 0x90: /* OSCRESET1 */
case 0x94: /* OSCRESET2 */
case 0x98: /* OSCRESET3 */
case 0x9c: /* OSCRESET4 */
case 0xc0: /* SYS_TEST_OSC0 */
case 0xc4: /* SYS_TEST_OSC1 */
case 0xc8: /* SYS_TEST_OSC2 */
case 0xcc: /* SYS_TEST_OSC3 */
case 0xd0: /* SYS_TEST_OSC4 */
return 0;
default:
printf ("vpb_sys_read: Bad register offset 0x%x\n", offset);
return 0;
}
}
static void vpb_sys_write(void *opaque, target_phys_addr_t offset,
uint32_t val)
{
vpb_sys_state *s = (vpb_sys_state *)opaque;
offset -= s->base;
switch (offset) {
case 0x08: /* LED */
s->leds = val;
case 0x0c: /* OSC0 */
case 0x10: /* OSC1 */
case 0x14: /* OSC2 */
case 0x18: /* OSC3 */
case 0x1c: /* OSC4 */
/* ??? */
break;
case 0x20: /* LOCK */
if (val == LOCK_VALUE)
s->lockval = val;
else
s->lockval = val & 0x7fff;
break;
case 0x28: /* CFGDATA1 */
/* ??? Need to implement this. */
s->cfgdata1 = val;
break;
case 0x2c: /* CFGDATA2 */
/* ??? Need to implement this. */
s->cfgdata2 = val;
break;
case 0x30: /* FLAGSSET */
s->flags |= val;
break;
case 0x34: /* FLAGSCLR */
s->flags &= ~val;
break;
case 0x38: /* NVFLAGSSET */
s->nvflags |= val;
break;
case 0x3c: /* NVFLAGSCLR */
s->nvflags &= ~val;
break;
case 0x40: /* RESETCTL */
if (s->lockval == LOCK_VALUE) {
s->resetlevel = val;
if (val & 0x100)
cpu_abort(cpu_single_env, "Board reset\n");
}
break;
case 0x44: /* PCICTL */
/* nothing to do. */
break;
case 0x4c: /* FLASH */
case 0x50: /* CLCD */
case 0x54: /* CLCDSER */
case 0x64: /* DMAPSR0 */
case 0x68: /* DMAPSR1 */
case 0x6c: /* DMAPSR2 */
case 0x8c: /* OSCRESET0 */
case 0x90: /* OSCRESET1 */
case 0x94: /* OSCRESET2 */
case 0x98: /* OSCRESET3 */
case 0x9c: /* OSCRESET4 */
break;
default:
printf ("vpb_sys_write: Bad register offset 0x%x\n", offset);
return;
}
}
static CPUReadMemoryFunc *vpb_sys_readfn[] = {
vpb_sys_read,
vpb_sys_read,
vpb_sys_read
};
static CPUWriteMemoryFunc *vpb_sys_writefn[] = {
vpb_sys_write,
vpb_sys_write,
vpb_sys_write
};
static vpb_sys_state *vpb_sys_init(uint32_t base)
{
vpb_sys_state *s;
int iomemtype;
s = (vpb_sys_state *)qemu_mallocz(sizeof(vpb_sys_state));
if (!s)
return NULL;
s->base = base;
iomemtype = cpu_register_io_memory(0, vpb_sys_readfn,
vpb_sys_writefn, s);
cpu_register_physical_memory(base, 0x00000fff, iomemtype);
/* ??? Save/restore. */
return s;
}
/* Board init. */
/* The AB and PB boards both use the same core, just with different
@ -159,6 +343,10 @@ static void versatile_init(int ram_size, int vga_ram_size, int boot_device,
CPUState *env;
void *pic;
void *sic;
PCIBus *pci_bus;
NICInfo *nd;
int n;
int done_smc = 0;
env = cpu_init();
cpu_arm_set_model(env, ARM_CPUID_ARM926);
@ -166,20 +354,24 @@ static void versatile_init(int ram_size, int vga_ram_size, int boot_device,
/* SDRAM at address zero. */
cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
vpb_sys_init(0x10000000);
pic = arm_pic_init_cpu(env);
pic = pl190_init(0x10140000, pic, ARM_PIC_CPU_IRQ, ARM_PIC_CPU_FIQ);
sic = vpb_sic_init(0x10003000, pic, 31);
pl050_init(0x10006000, sic, 3, 0);
pl050_init(0x10007000, sic, 4, 1);
/* TODO: Init PCI NICs. */
if (nd_table[0].vlan) {
if (nd_table[0].model == NULL
|| strcmp(nd_table[0].model, "smc91c111") == 0) {
smc91c111_init(&nd_table[0], 0x10010000, sic, 25);
pci_bus = pci_vpb_init(sic);
/* The Versatile PCI bridge does not provide access to PCI IO space,
so many of the qemu PCI devices are not useable. */
for(n = 0; n < nb_nics; n++) {
nd = &nd_table[n];
if (!nd->model)
nd->model = done_smc ? "rtl8139" : "smc91c111";
if (strcmp(nd->model, "smc91c111") == 0) {
smc91c111_init(nd, 0x10010000, sic, 25);
} else {
fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd_table[0].model);
exit (1);
pci_nic_init(pci_bus, nd);
}
}

61
vl.h
View File

@ -593,6 +593,20 @@ typedef struct PCIIORegion {
#define PCI_ROM_SLOT 6
#define PCI_NUM_REGIONS 7
#define PCI_DEVICES_MAX 64
#define PCI_VENDOR_ID 0x00 /* 16 bits */
#define PCI_DEVICE_ID 0x02 /* 16 bits */
#define PCI_COMMAND 0x04 /* 16 bits */
#define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */
#define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */
#define PCI_CLASS_DEVICE 0x0a /* Device class */
#define PCI_INTERRUPT_LINE 0x3c /* 8 bits */
#define PCI_INTERRUPT_PIN 0x3d /* 8 bits */
#define PCI_MIN_GNT 0x3e /* 8 bits */
#define PCI_MAX_LAT 0x3f /* 8 bits */
struct PCIDevice {
/* PCI config space */
uint8_t config[256];
@ -606,6 +620,7 @@ struct PCIDevice {
/* do not access the following fields */
PCIConfigReadFunc *config_read;
PCIConfigWriteFunc *config_write;
/* ??? This is a PC-specific hack, and should be removed. */
int irq_index;
};
@ -627,21 +642,37 @@ void pci_default_write_config(PCIDevice *d,
void generic_pci_save(QEMUFile* f, void *opaque);
int generic_pci_load(QEMUFile* f, void *opaque, int version_id);
extern struct PIIX3State *piix3_state;
PCIBus *i440fx_init(void);
void piix3_init(PCIBus *bus);
void pci_bios_init(void);
void pci_info(void);
/* temporary: will be moved in platform specific file */
void pci_set_pic(PCIBus *bus, SetIRQFunc *set_irq, void *irq_opaque);
PCIBus *pci_prep_init(void);
PCIBus *pci_grackle_init(uint32_t base);
PCIBus *pci_pmac_init(void);
PCIBus *pci_apb_init(target_ulong special_base, target_ulong mem_base);
typedef void (*pci_set_irq_fn)(PCIDevice *pci_dev, void *pic,
int irq_num, int level);
PCIBus *pci_register_bus(pci_set_irq_fn set_irq, void *pic, int devfn_min);
void pci_nic_init(PCIBus *bus, NICInfo *nd);
void pci_data_write(void *opaque, uint32_t addr, uint32_t val, int len);
uint32_t pci_data_read(void *opaque, uint32_t addr, int len);
int pci_bus_num(PCIBus *s);
void pci_for_each_device(void (*fn)(PCIDevice *d));
void pci_info(void);
/* prep_pci.c */
PCIBus *pci_prep_init(void);
/* grackle_pci.c */
PCIBus *pci_grackle_init(uint32_t base, void *pic);
/* unin_pci.c */
PCIBus *pci_pmac_init(void *pic);
/* apb_pci.c */
PCIBus *pci_apb_init(target_ulong special_base, target_ulong mem_base,
void *pic);
PCIBus *pci_vpb_init(void *pic);
/* piix_pci.c */
PCIBus *i440fx_init(void);
int piix3_init(PCIBus *bus);
void pci_bios_init(void);
/* openpic.c */
typedef struct openpic_t openpic_t;
@ -726,7 +757,7 @@ void isa_ide_init(int iobase, int iobase2, int irq,
BlockDriverState *hd0, BlockDriverState *hd1);
void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
int secondary_ide_enabled);
void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table);
void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn);
int pmac_ide_init (BlockDriverState **hd_table,
SetIRQFunc *set_irq, void *irq_opaque, int irq);
@ -843,7 +874,7 @@ int pcspk_audio_init(AudioState *);
/* acpi.c */
extern int acpi_enabled;
void piix4_pm_init(PCIBus *bus);
void piix4_pm_init(PCIBus *bus, int devfn);
void acpi_bios_init(void);
/* pc.c */