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Add support for 82371FB (Step A1) and Improved support for 82371SB

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(Function 1), by Carlo Marcelo Arenas Belon.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2353 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-01-24 21:35:22 +00:00
parent 5f4da8c0f3
commit e6a71ae327
2 changed files with 76 additions and 2 deletions
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51
hw/ide.c
View File

@ -2577,6 +2577,55 @@ static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
return 0;
}
static void piix3_reset(PCIIDEState *d)
{
uint8_t *pci_conf = d->dev.config;
pci_conf[0x04] = 0x00;
pci_conf[0x05] = 0x00;
pci_conf[0x06] = 0x80; /* FBC */
pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
}
void pci_piix_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn)
{
PCIIDEState *d;
uint8_t *pci_conf;
/* register a function 1 of PIIX */
d = (PCIIDEState *)pci_register_device(bus, "PIIX IDE",
sizeof(PCIIDEState),
devfn,
NULL, NULL);
d->type = IDE_TYPE_PIIX3;
pci_conf = d->dev.config;
pci_conf[0x00] = 0x86; // Intel
pci_conf[0x01] = 0x80;
pci_conf[0x02] = 0x30;
pci_conf[0x03] = 0x12;
pci_conf[0x08] = 0x02; // Step A1
pci_conf[0x09] = 0x80; // legacy ATA mode
pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
pci_conf[0x0e] = 0x00; // header_type
piix3_reset(d);
pci_register_io_region((PCIDevice *)d, 4, 0x10,
PCI_ADDRESS_SPACE_IO, bmdma_map);
ide_init2(&d->ide_if[0], hd_table[0], hd_table[1],
pic_set_irq_new, isa_pic, 14);
ide_init2(&d->ide_if[2], hd_table[2], hd_table[3],
pic_set_irq_new, isa_pic, 15);
ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d);
}
/* 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, int devfn)
@ -2601,6 +2650,8 @@ void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn)
pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
pci_conf[0x0e] = 0x00; // header_type
piix3_reset(d);
pci_register_io_region((PCIDevice *)d, 4, 0x10,
PCI_ADDRESS_SPACE_IO, bmdma_map);

27
hw/piix_pci.c
View File

@ -246,7 +246,6 @@ static void piix3_reset(PCIDevice *d)
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;
@ -284,7 +283,6 @@ static void piix4_reset(PCIDevice *d)
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;
@ -312,6 +310,31 @@ static int piix_load(QEMUFile* f, void *opaque, int version_id)
return pci_device_load(d, f);
}
int piix_init(PCIBus *bus, int devfn)
{
PCIDevice *d;
uint8_t *pci_conf;
d = pci_register_device(bus, "PIIX", sizeof(PCIDevice),
devfn, NULL, NULL);
register_savevm("PIIX", 0, 2, piix_save, piix_load, d);
piix3_dev = d;
pci_conf = d->config;
pci_conf[0x00] = 0x86; // Intel
pci_conf[0x01] = 0x80;
pci_conf[0x02] = 0x2E; // 82371FB PIIX PCI-to-ISA bridge
pci_conf[0x03] = 0x12;
pci_conf[0x08] = 0x02; // Step A1
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;
}
int piix3_init(PCIBus *bus, int devfn)
{
PCIDevice *d;