diff options
Diffstat (limited to 'src/southbridge/amd/amd8131')
| -rw-r--r-- | src/southbridge/amd/amd8131/amd8131_bridge.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/src/southbridge/amd/amd8131/amd8131_bridge.c b/src/southbridge/amd/amd8131/amd8131_bridge.c index 04930517e6..ae2c4cffcb 100644 --- a/src/southbridge/amd/amd8131/amd8131_bridge.c +++ b/src/southbridge/amd/amd8131/amd8131_bridge.c @@ -121,7 +121,7 @@ static void amd8131_pcix_tune_dev(device_t dev, void *ptr) } } /* Errata #56 additional limits when the bus runs at 133Mhz */ - if (info->errata_56 && + if (info->errata_56 && (PCI_X_SSTATUS_MFREQ(info->sstatus) == PCI_X_SSTATUS_MODE1_133MHZ)) { unsigned limit_read; @@ -131,7 +131,7 @@ static void amd8131_pcix_tune_dev(device_t dev, void *ptr) if (sib_funcs == 0) { /* 2k reads */ limit_read = 2; - } + } else if (sib_funcs <= 1) { /* 1k reads */ limit_read = 1; @@ -226,8 +226,8 @@ static unsigned int amd8131_scan_bus(struct bus *bus, * we are running at 133Mhz and have a 4 function device. * see errata #56 */ - if (!bus->children || - (info.errata_56 && + if (!bus->children || + (info.errata_56 && (info.max_func >= 3) && (PCI_X_SSTATUS_MFREQ(info.sstatus) == PCI_X_SSTATUS_MODE1_133MHZ))) { @@ -242,7 +242,7 @@ static unsigned int amd8131_scan_bus(struct bus *bus, pcix_misc = pci_read_config32(bus->dev, 0x40); pcix_misc &= ~(0x1f << 16); pci_write_config32(bus->dev, 0x40, pcix_misc); - + return max; } @@ -284,7 +284,7 @@ static void amd8131_pcix_init(device_t dev) byte = pci_read_config8(dev, 0x04); byte |= 0x10; pci_write_config8(dev, 0x04, byte); - + /* Set drive strength */ word = pci_read_config16(dev, 0xe0); word = 0x0404; @@ -292,7 +292,7 @@ static void amd8131_pcix_init(device_t dev) word = pci_read_config16(dev, 0xe4); word = 0x0404; pci_write_config16(dev, 0xe4, word); - + /* Set impedance */ word = pci_read_config16(dev, 0xe8); word = 0x0404; @@ -303,7 +303,7 @@ static void amd8131_pcix_init(device_t dev) word = pci_read_config16(dev, 0x4c); word |= 1; pci_write_config16(dev, 0x4c, word); - + /* Set split transaction limits */ word = pci_read_config16(dev, 0xa8); pci_write_config16(dev, 0xaa, word); @@ -315,12 +315,12 @@ static void amd8131_pcix_init(device_t dev) dword = pci_read_config32(dev, 0x04); dword |= (1<<8); pci_write_config32(dev, 0x04, dword); - + /* system and error parity enable */ dword = pci_read_config32(dev, 0x3c); dword |= (3<<16); pci_write_config32(dev, 0x3c, dword); - + /* NMI enable */ nmi_option = NMI_OFF; get_option(&nmi_option, "nmi"); @@ -329,7 +329,7 @@ static void amd8131_pcix_init(device_t dev) dword |= (1<<0); pci_write_config32(dev, 0x44, dword); } - + /* Set up CRC flood enable */ dword = pci_read_config32(dev, 0xc0); if(dword) { /* do device A only */ @@ -349,7 +349,7 @@ static void bridge_read_resources(struct device *dev) { struct resource *res; pci_bus_read_resources(dev); - res = find_resource(dev, PCI_MEMORY_BASE); + res = find_resource(dev, PCI_MEMORY_BASE); if (res) { res->limit = 0xffffffffffULL; } @@ -428,5 +428,5 @@ static const struct pci_driver ioapic_driver __pci_driver = { .ops = &ioapic_ops, .vendor = PCI_VENDOR_ID_AMD, .device = 0x7451, - + }; |