diff options
Diffstat (limited to 'src/mainboard/broadcom/blast')
| -rw-r--r-- | src/mainboard/broadcom/blast/get_bus_conf.c | 93 |
1 files changed, 47 insertions, 46 deletions
diff --git a/src/mainboard/broadcom/blast/get_bus_conf.c b/src/mainboard/broadcom/blast/get_bus_conf.c index 36959a4a7b..5de8952dc2 100644 --- a/src/mainboard/broadcom/blast/get_bus_conf.c +++ b/src/mainboard/broadcom/blast/get_bus_conf.c @@ -10,7 +10,6 @@ #include <cpu/amd/amdk8_sysconf.h> #include <stdlib.h> - // Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables //busnum is default unsigned char bus_bcm5780[7]; @@ -19,11 +18,9 @@ unsigned char bus_bcm5785_1 = 8; unsigned char bus_bcm5785_1_1 = 9; unsigned apicid_bcm5785[3]; - -unsigned pci1234x[] = -{ //Here you only need to set value in pci1234 for HT-IO that could be installed or not - //You may need to preset pci1234 for HTIO board, please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail - 0x0000ff0, +unsigned pci1234x[] = { //Here you only need to set value in pci1234 for HT-IO that could be installed or not + //You may need to preset pci1234 for HTIO board, please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail + 0x0000ff0, // 0x0000ff0, // 0x0000ff0, // 0x0000ff0, @@ -32,9 +29,9 @@ unsigned pci1234x[] = // 0x0000ff0, // 0x0000ff0 }; -unsigned hcdnx[] = -{ //HT Chain device num, actually it is unit id base of every ht device in chain, assume every chain only have 4 ht device at most - 0x20202020, + +unsigned hcdnx[] = { //HT Chain device num, actually it is unit id base of every ht device in chain, assume every chain only have 4 ht device at most + 0x20202020, // 0x20202020, // 0x20202020, // 0x20202020, @@ -43,9 +40,8 @@ unsigned hcdnx[] = // 0x20202020, // 0x20202020, }; -unsigned sbdn2; - +unsigned sbdn2; static unsigned get_bus_conf_done = 0; @@ -54,51 +50,56 @@ void get_bus_conf(void) unsigned apicid_base; - device_t dev; - int i; + device_t dev; + int i; - if(get_bus_conf_done==1) return; //do it only once + if (get_bus_conf_done == 1) + return; //do it only once - get_bus_conf_done = 1; + get_bus_conf_done = 1; - sysconf.hc_possible_num = ARRAY_SIZE(pci1234x); - for(i=0;i<sysconf.hc_possible_num; i++) { - sysconf.pci1234[i] = pci1234x[i]; - sysconf.hcdn[i] = hcdnx[i]; - } + sysconf.hc_possible_num = ARRAY_SIZE(pci1234x); + for (i = 0; i < sysconf.hc_possible_num; i++) { + sysconf.pci1234[i] = pci1234x[i]; + sysconf.hcdn[i] = hcdnx[i]; + } - get_sblk_pci1234(); + get_sblk_pci1234(); - sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff; - sbdn2 = sysconf.hcdn[0] & 0xff; // bcm5780 + sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff; + sbdn2 = sysconf.hcdn[0] & 0xff; // bcm5780 bus_bcm5785_0 = (sysconf.pci1234[0] >> 16) & 0xff; bus_bcm5780[0] = bus_bcm5785_0; - /* bcm5785 */ - dev = dev_find_slot(bus_bcm5785_0, PCI_DEVFN(sysconf.sbdn,0)); - if (dev) { - bus_bcm5785_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - dev = dev_find_slot(bus_bcm5785_1, PCI_DEVFN(0x0d,0)); - if(dev) { - bus_bcm5785_1_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); - } - } - else { - printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:07.0, using defaults\n", bus_bcm5785_0); - } - - /* bcm5780 */ - for(i = 1; i < 7; i++) { - dev = dev_find_slot(bus_bcm5780[0], PCI_DEVFN(sbdn2 + i - 1,0)); - if(dev) { - bus_bcm5780[i] = pci_read_config8(dev, PCI_SECONDARY_BUS); + /* bcm5785 */ + dev = dev_find_slot(bus_bcm5785_0, PCI_DEVFN(sysconf.sbdn, 0)); + if (dev) { + bus_bcm5785_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); + dev = dev_find_slot(bus_bcm5785_1, PCI_DEVFN(0x0d, 0)); + if (dev) { + bus_bcm5785_1_1 = + pci_read_config8(dev, PCI_SECONDARY_BUS); } - else { - printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:01.0, using defaults\n", bus_bcm5780[i]); - } + } else { + printk(BIOS_DEBUG, + "ERROR - could not find PCI %02x:07.0, using defaults\n", + bus_bcm5785_0); } + /* bcm5780 */ + for (i = 1; i < 7; i++) { + dev = + dev_find_slot(bus_bcm5780[0], PCI_DEVFN(sbdn2 + i - 1, 0)); + if (dev) { + bus_bcm5780[i] = + pci_read_config8(dev, PCI_SECONDARY_BUS); + } else { + printk(BIOS_DEBUG, + "ERROR - could not find PCI %02x:01.0, using defaults\n", + bus_bcm5780[i]); + } + } /*I/O APICs: APIC ID Version State Address*/ #if CONFIG_LOGICAL_CPUS @@ -106,6 +107,6 @@ void get_bus_conf(void) #else apicid_base = CONFIG_MAX_PHYSICAL_CPUS; #endif - for(i=0;i<3;i++) - apicid_bcm5785[i] = apicid_base+i; + for (i = 0; i < 3; i++) + apicid_bcm5785[i] = apicid_base + i; } |