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SMBus support for MIPS Malta. 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2893 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-05-28 21:01:02 +00:00
parent 6e473128b6
commit 7b717336e2
5 changed files with 17 additions and 11 deletions
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2
Makefile.target
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@ -438,7 +438,7 @@ ifeq ($(TARGET_BASE_ARCH), mips)
VL_OBJS+= mips_r4k.o mips_malta.o mips_pica61.o
VL_OBJS+= mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o
VL_OBJS+= ide.o gt64xxx.o pckbd.o ps2.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
VL_OBJS+= piix_pci.o parallel.o mixeng.o cirrus_vga.o $(SOUND_HW) $(AUDIODRV)
VL_OBJS+= piix_pci.o smbus_eeprom.o parallel.o mixeng.o cirrus_vga.o $(SOUND_HW) $(AUDIODRV)
CPPFLAGS += -DHAS_AUDIO
endif
ifeq ($(TARGET_BASE_ARCH), sparc)

5
hw/acpi.c
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@ -24,7 +24,6 @@
#define PM_FREQ 3579545
#define ACPI_DBG_IO_ADDR 0xb044
#define SMB_IO_BASE 0xb100
typedef struct PIIX4PMState {
PCIDevice dev;
@ -451,11 +450,10 @@ static int pm_load(QEMUFile* f,void* opaque,int version_id)
return 0;
}
i2c_bus *piix4_pm_init(PCIBus *bus, int devfn)
i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base)
{
PIIX4PMState *s;
uint8_t *pci_conf;
uint32_t smb_io_base;
s = (PIIX4PMState *)pci_register_device(bus,
"PM", sizeof(PIIX4PMState),
@ -486,7 +484,6 @@ i2c_bus *piix4_pm_init(PCIBus *bus, int devfn)
pci_conf[0x67] = (serial_hds[0] != NULL ? 0x08 : 0) |
(serial_hds[1] != NULL ? 0x90 : 0);
smb_io_base = SMB_IO_BASE;
pci_conf[0x90] = smb_io_base | 1;
pci_conf[0x91] = smb_io_base >> 8;
pci_conf[0xd2] = 0x09;

17
hw/mips_malta.c
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@ -775,6 +775,10 @@ void mips_malta_init (int ram_size, int vga_ram_size, int boot_device,
int ret;
mips_def_t *def;
qemu_irq *i8259;
int piix4_devfn;
uint8_t *eeprom_buf;
i2c_bus *smbus;
int i;
/* init CPUs */
if (cpu_model == NULL) {
@ -843,10 +847,15 @@ void mips_malta_init (int ram_size, int vga_ram_size, int boot_device,
pci_bus = pci_gt64120_init(i8259);
/* Southbridge */
piix4_init(pci_bus, 80);
pci_piix3_ide_init(pci_bus, bs_table, 81, i8259);
usb_uhci_init(pci_bus, 82);
piix4_pm_init(pci_bus, 83);
piix4_devfn = piix4_init(pci_bus, 80);
pci_piix3_ide_init(pci_bus, bs_table, piix4_devfn + 1, i8259);
usb_uhci_init(pci_bus, piix4_devfn + 2);
smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100);
eeprom_buf = qemu_mallocz(8 * 256); /* XXX: make this persistent */
for (i = 0; i < 8; i++) {
/* TODO: Populate SPD eeprom data. */
smbus_eeprom_device_init(smbus, 0x50 + i, eeprom_buf + (i * 256));
}
pit = pit_init(0x40, i8259[0]);
DMA_init(0);

2
hw/pc.c
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@ -905,7 +905,7 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
i2c_bus *smbus;
/* TODO: Populate SPD eeprom data. */
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3);
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100);
for (i = 0; i < 8; i++) {
smbus_eeprom_device_init(smbus, 0x50 + i, eeprom_buf + (i * 256));
}

2
vl.h
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@ -1132,7 +1132,7 @@ int pcspk_audio_init(AudioState *, qemu_irq *pic);
/* acpi.c */
extern int acpi_enabled;
i2c_bus *piix4_pm_init(PCIBus *bus, int devfn);
i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base);
void piix4_smbus_register_device(SMBusDevice *dev, uint8_t addr);
void acpi_bios_init(void);