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Implemented the OPTi 822 VLB to PCI bridge

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Needed for early OPTi Pentium's but also 486's like the Packard Bell PB450 PCI. IRQ routing is hacking though!!
This commit is contained in:
Panagiotis
2021-04-05 22:28:04 +03:00
committed by GitHub
parent 5ebb6caf3f
commit 5d68fa68c0
6 changed files with 416 additions and 37 deletions
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55
src/machine/m_at_socket4_5.c
View File

@@ -63,6 +63,61 @@ machine_at_excalibur_init(const machine_t *model)
return ret;
}
int
machine_at_hot543_init(const machine_t *model)
{
int ret;
ret = bios_load_linear("roms/machines/hot543/543_R21.BIN",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
pci_init(PCI_CONFIG_TYPE_1);
pci_register_slot(0x10, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
pci_register_slot(0x11, PCI_CARD_NORMAL, 1, 2, 3, 4);
pci_register_slot(0x12, PCI_CARD_NORMAL, 2, 3, 4, 1);
pci_register_slot(0x13, PCI_CARD_NORMAL, 3, 4, 1, 2);
device_add(&opti5x7_device);
device_add(&opti822_device);
device_add(&sst_flash_29ee010_device);
device_add(&keyboard_at_device);
if (fdc_type == FDC_INTERNAL)
device_add(&fdc_at_device);
return ret;
}
int
machine_at_p54vl_init(const machine_t *model)
{
int ret;
ret = bios_load_linear("roms/machines/p54vl/SM507.ROM",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
pci_init(PCI_CONFIG_TYPE_1);
pci_register_slot(0x10, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
pci_register_slot(0x11, PCI_CARD_NORMAL, 1, 2, 3, 4);
pci_register_slot(0x12, PCI_CARD_NORMAL, 2, 3, 4, 1);
pci_register_slot(0x13, PCI_CARD_NORMAL, 3, 4, 1, 2);
device_add(&opti5x7_device);
device_add(&opti822_device);
device_add(&sst_flash_29ee010_device);
device_add(&keyboard_at_ami_device);
if (fdc_type == FDC_INTERNAL)
device_add(&fdc_at_device);
return ret;
}
static void
machine_at_premiere_common_init(const machine_t *model, int pci_switch)

4
src/machine/machine_table.c
View File

@@ -282,6 +282,10 @@ const machine_t machines[] = {
{ "[i430FX] NEC PowerMate V", "powermate_v", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, 0, 50000000, 66666667, 3380, 3520, 1.5, 2.0, MACHINE_PCI | MACHINE_BUS_PS2 | MACHINE_IDE_DUAL, 8192, 131072, 8192, 127, machine_at_powermate_v_init, NULL },
{ "[i430FX] PC Partner MB500N", "mb500n", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, 0, 50000000, 66666667, 3380, 3520, 1.5, 3.0, MACHINE_PCI | MACHINE_IDE_DUAL, 8192, 131072, 8192, 127, machine_at_mb500n_init, NULL },
/* OPTi 596/597/822 */
{ "[OPTi 597] Shuttle HOT-543", "hot543", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, 0, 60000000, 66666667, 3520, 3520, 1.5, 1.5, MACHINE_PCI | MACHINE_VLB, 8192, 131072, 8192, 127, machine_at_hot543_init, NULL },
{ "[OPTi 597] Supermicro P54VL-PCI", "p54vl", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, 0, 60000000, 66666667, 3520, 3520, 1.5, 1.5, MACHINE_PCI | MACHINE_VLB, 8192, 131072, 8192, 127, machine_at_p54vl_init, NULL },
/* SiS 85C50x */
{ "[SiS 85C50x] ASUS PCI/I-P54SP4", "p54sp4", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, CPU_BLOCK(CPU_K5, CPU_5K86), 40000000, 66666667, 3380, 3520, 1.5, 1.5, MACHINE_PCI | MACHINE_BUS_PS2 | MACHINE_IDE_DUAL, 8192, 131072, 8192, 127, machine_at_p54sp4_init, NULL },
{ "[SiS 85C50x] BCM SQ-588", "sq588", MACHINE_TYPE_SOCKET5, CPU_PKG_SOCKET5_7, CPU_BLOCK(CPU_PENTIUMMMX), 50000000, 66666667, 3520, 3520, 1.5, 1.5, MACHINE_PCI | MACHINE_BUS_PS2 | MACHINE_IDE_DUAL, 8192, 131072, 8192, 127, machine_at_sq588_init, NULL },