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author | Markus Klotzbuecher <mk@denx.de> | 2007-08-07 22:30:29 +0200 |
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committer | Markus Klotzbuecher <mk@pollux.denx.de> | 2007-08-07 22:30:29 +0200 |
commit | 78549bbf44bd2c8d1a0730fb068836071751afaa (patch) | |
tree | 92f002dc9772874bc3c884b1caa5607763c2c276 /drivers/pci_auto.c | |
parent | 9b7464a2c88614e1061f509c48930a3d240d1a35 (diff) | |
parent | b23b547597ff2375ad13a9ab04e5257a3ad76c99 (diff) | |
download | u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.zip u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.tar.gz u-boot-imx-78549bbf44bd2c8d1a0730fb068836071751afaa.tar.bz2 |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'drivers/pci_auto.c')
-rw-r--r-- | drivers/pci_auto.c | 44 |
1 files changed, 32 insertions, 12 deletions
diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c index f170c2d..a3c609b 100644 --- a/drivers/pci_auto.c +++ b/drivers/pci_auto.c @@ -65,7 +65,7 @@ int pciauto_region_allocate(struct pci_region* res, unsigned int size, unsigned res->bus_lower = addr + size; - DEBUGF("address=0x%lx", addr); + DEBUGF("address=0x%lx bus_lower=%x", addr, res->bus_lower); *bar = addr; return 0; @@ -154,7 +154,7 @@ void pciauto_setup_device(struct pci_controller *hose, pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); } -static void pciauto_prescan_setup_bridge(struct pci_controller *hose, +void pciauto_prescan_setup_bridge(struct pci_controller *hose, pci_dev_t dev, int sub_bus) { struct pci_region *pci_mem = hose->pci_mem; @@ -165,8 +165,10 @@ static void pciauto_prescan_setup_bridge(struct pci_controller *hose, pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &cmdstat); /* Configure bus number registers */ - pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, PCI_BUS(dev)); - pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, sub_bus); + pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, + PCI_BUS(dev) - hose->first_busno); + pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, + sub_bus - hose->first_busno); pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, 0xff); if (pci_mem) { @@ -211,7 +213,7 @@ static void pciauto_prescan_setup_bridge(struct pci_controller *hose, pci_hose_write_config_dword(hose, dev, PCI_COMMAND, cmdstat | PCI_COMMAND_MASTER); } -static void pciauto_postscan_setup_bridge(struct pci_controller *hose, +void pciauto_postscan_setup_bridge(struct pci_controller *hose, pci_dev_t dev, int sub_bus) { struct pci_region *pci_mem = hose->pci_mem; @@ -219,7 +221,8 @@ static void pciauto_postscan_setup_bridge(struct pci_controller *hose, struct pci_region *pci_io = hose->pci_io; /* Configure bus number registers */ - pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, sub_bus); + pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, + sub_bus - hose->first_busno); if (pci_mem) { /* Round memory allocator to 1MB boundary */ @@ -282,25 +285,36 @@ void pciauto_config_init(struct pci_controller *hose) if (hose->pci_mem) { pciauto_region_init(hose->pci_mem); - DEBUGF("PCI Autoconfig: Memory region: [%lx-%lx]\n", + DEBUGF("PCI Autoconfig: Bus Memory region: [%lx-%lx],\n" + "\t\tPhysical Memory [%x-%x]\n", hose->pci_mem->bus_start, - hose->pci_mem->bus_start + hose->pci_mem->size - 1); + hose->pci_mem->bus_start + hose->pci_mem->size - 1, + hose->pci_mem->phys_start, + hose->pci_mem->phys_start + hose->pci_mem->size - 1); } if (hose->pci_prefetch) { pciauto_region_init(hose->pci_prefetch); - DEBUGF("PCI Autoconfig: Prefetchable Memory region: [%lx-%lx]\n", + DEBUGF("PCI Autoconfig: Bus Prefetchable Mem: [%lx-%lx],\n" + "\t\tPhysical Memory [%x-%x]\n", hose->pci_prefetch->bus_start, - hose->pci_prefetch->bus_start + hose->pci_prefetch->size - 1); + hose->pci_prefetch->bus_start + hose->pci_prefetch->size - 1, + hose->pci_prefetch->phys_start, + hose->pci_prefetch->phys_start + + hose->pci_prefetch->size - 1); } if (hose->pci_io) { pciauto_region_init(hose->pci_io); - DEBUGF("PCI Autoconfig: I/O region: [%lx-%lx]\n", + DEBUGF("PCI Autoconfig: Bus I/O region: [%lx-%lx],\n" + "\t\tPhysical Memory: [%x-%x]\n", hose->pci_io->bus_start, - hose->pci_io->bus_start + hose->pci_io->size - 1); + hose->pci_io->bus_start + hose->pci_io->size - 1, + hose->pci_io->phys_start, + hose->pci_io->phys_start + hose->pci_io->size - 1); + } } @@ -317,6 +331,12 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class); switch(class) { + case PCI_CLASS_PROCESSOR_POWERPC: /* an agent or end-point */ + DEBUGF("PCI AutoConfig: Found PowerPC device\n"); + pciauto_setup_device(hose, dev, 6, hose->pci_mem, + hose->pci_prefetch, hose->pci_io); + break; + case PCI_CLASS_BRIDGE_PCI: hose->current_busno++; pciauto_setup_device(hose, dev, 2, hose->pci_mem, hose->pci_prefetch, hose->pci_io); |