diff options
Diffstat (limited to 'board/esd/cpci750/pci.c')
| -rw-r--r-- | board/esd/cpci750/pci.c | 80 |
1 files changed, 72 insertions, 8 deletions
diff --git a/board/esd/cpci750/pci.c b/board/esd/cpci750/pci.c index 3e44fb973..37c715042 100644 --- a/board/esd/cpci750/pci.c +++ b/board/esd/cpci750/pci.c @@ -44,6 +44,14 @@ static const unsigned char pci_irq_swizzle[2][PCI_MAX_DEVICES] = { {0, 0, 0, 0, 0, 0, 0, 29, 29, [9 ... PCI_MAX_DEVICES - 1] = 0 }, }; +#ifdef CONFIG_USE_CPCIDVI +typedef struct { + unsigned int base; + unsigned int init; +} GT_CPCIDVI_ROM_T; + +static GT_CPCIDVI_ROM_T gt_cpcidvi_rom = {0, 0}; +#endif #ifdef DEBUG static const unsigned int pci_bus_list[] = { PCI_0_MODE, PCI_1_MODE }; @@ -800,21 +808,63 @@ static void gt_setup_ide (struct pci_controller *hose, unsigned int offset = (bar < 2) ? bar * 8 : 0x100 + (bar - 2) * 8; - pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + offset, - 0x0); - pci_read_config_dword (dev, PCI_BASE_ADDRESS_0 + offset, - &bar_response); + pci_hose_write_config_dword (hose, dev, PCI_BASE_ADDRESS_0 + offset, + 0x0); + pci_hose_read_config_dword (hose, dev, PCI_BASE_ADDRESS_0 + offset, + &bar_response); pciauto_region_allocate (bar_response & PCI_BASE_ADDRESS_SPACE_IO ? hose-> pci_io : hose->pci_mem, ide_bar[bar], &bar_value); - pci_write_config_dword (dev, PCI_BASE_ADDRESS_0 + bar * 4, - bar_value); + pci_hose_write_config_dword (hose, dev, PCI_BASE_ADDRESS_0 + bar * 4, + bar_value); } } +#ifdef CONFIG_USE_CPCIDVI +static void gt_setup_cpcidvi (struct pci_controller *hose, + pci_dev_t dev, struct pci_config_table *entry) +{ + u32 bar_value, pci_response; + + pci_hose_read_config_dword (hose, dev, PCI_COMMAND, &pci_response); + pci_hose_write_config_dword (hose, dev, PCI_BASE_ADDRESS_0, 0xffffffff); + pci_hose_read_config_dword (hose, dev, PCI_BASE_ADDRESS_0, &pci_response); + pciauto_region_allocate (hose->pci_mem, 0x01000000, &bar_value); + pci_hose_write_config_dword (hose, dev, PCI_BASE_ADDRESS_0, (bar_value & 0xffffff00)); + pci_hose_write_config_dword (hose, dev, PCI_ROM_ADDRESS, 0x0); + pciauto_region_allocate (hose->pci_mem, 0x40000, &bar_value); + pci_hose_write_config_dword (hose, dev, PCI_ROM_ADDRESS, (bar_value & 0xffffff00) | 0x01); + gt_cpcidvi_rom.base = bar_value & 0xffffff00; + gt_cpcidvi_rom.init = 1; +} + +unsigned char gt_cpcidvi_in8(unsigned int offset) +{ + unsigned char data; + + if (gt_cpcidvi_rom.init == 0) { + return(0); + } + data = in8((offset & 0x04) + 0x3f000 + gt_cpcidvi_rom.base); + return(data); +} + +void gt_cpcidvi_out8(unsigned int offset, unsigned char data) +{ + unsigned int off; + + if (gt_cpcidvi_rom.init == 0) { + return; + } + off = data; + off = ((off << 3) & 0x7f8) + (offset & 0x4) + 0x3e000 + gt_cpcidvi_rom.base; + in8(off); + return; +} +#endif /* TODO BJW: Change this for DB64360. This was pulled from the EV64260 */ /* and is curently not called *. */ @@ -835,9 +885,12 @@ static void gt_fixup_irq (struct pci_controller *hose, pci_dev_t dev) #endif struct pci_config_table gt_config_table[] = { +#ifdef CONFIG_USE_CPCIDVI + {PCI_VENDOR_ID_CT, PCI_DEVICE_ID_CT_69030, PCI_CLASS_DISPLAY_VGA, + PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, gt_setup_cpcidvi}, +#endif {PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, gt_setup_ide}, - {} }; @@ -857,10 +910,21 @@ void pci_init_board (void) #ifdef CONFIG_PCI_PNP unsigned int bar; #endif - #ifdef DEBUG gt_pci_bus_mode_display (PCI_HOST0); #endif +#ifdef CONFIG_USE_CPCIDVI + gt_cpcidvi_rom.init = 0; + gt_cpcidvi_rom.base = 0; +#endif + + pci0_hose.config_table = gt_config_table; + pci1_hose.config_table = gt_config_table; + +#ifdef CONFIG_USE_CPCIDVI + gt_config_table[0].config_device = gt_setup_cpcidvi; +#endif + gt_config_table[1].config_device = gt_setup_ide; pci0_hose.first_busno = 0; pci0_hose.last_busno = 0xff; |