diff options
Diffstat (limited to 'src/mainboard/tyan/s2881/get_bus_conf.c')
| -rw-r--r-- | src/mainboard/tyan/s2881/get_bus_conf.c | 42 |
1 files changed, 23 insertions, 19 deletions
diff --git a/src/mainboard/tyan/s2881/get_bus_conf.c b/src/mainboard/tyan/s2881/get_bus_conf.c index 01fd2e1a5f..82de11317b 100644 --- a/src/mainboard/tyan/s2881/get_bus_conf.c +++ b/src/mainboard/tyan/s2881/get_bus_conf.c @@ -7,6 +7,8 @@ #include <cpu/amd/dualcore.h> #endif +#include <cpu/amd/amdk8_sysconf.h> + // Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables //busnum is default @@ -20,8 +22,7 @@ unsigned apicid_8111 ; unsigned apicid_8131_1; unsigned apicid_8131_2; -unsigned sblk; -unsigned pci1234[] = +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, @@ -33,9 +34,7 @@ unsigned pci1234[] = // 0x0000ff0, // 0x0000ff0 }; -unsigned hc_possible_num; -unsigned sbdn; -unsigned hcdn[] = +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, @@ -58,23 +57,28 @@ void get_bus_conf(void) unsigned apicid_base; 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; - hc_possible_num = sizeof(pci1234)/sizeof(pci1234[0]); - - get_sblk_pci1234(); + sysconf.hc_possible_num = sizeof(pci1234x)/sizeof(pci1234x[0]); + for(i=0;i<sysconf.hc_possible_num; i++) { + sysconf.pci1234[i] = pci1234x[i]; + sysconf.hcdn[i] = hcdnx[i]; + } + + get_sblk_pci1234(); - sbdn = (hcdn[0] >> 8) & 0xff; - sbdn3 = hcdn[0] & 0xff; + sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff; + sbdn3 = sysconf.hcdn[0] & 0xff; - bus_8131_0 = (pci1234[0] >> 16) & 0xff; + bus_8131_0 = (sysconf.pci1234[0] >> 16) & 0xff; bus_8111_0 = bus_8131_0; /* 8111 */ - dev = dev_find_slot(bus_8111_0, PCI_DEVFN(sbdn,0)); + dev = dev_find_slot(bus_8111_0, PCI_DEVFN(sysconf.sbdn,0)); if (dev) { bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); #if HT_CHAIN_END_UNITID_BASE >= HT_CHAIN_UNITID_BASE @@ -91,11 +95,6 @@ void get_bus_conf(void) dev = dev_find_slot(bus_8131_0, PCI_DEVFN(sbdn3,0)); if (dev) { bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); -#if HT_CHAIN_END_UNITID_BASE < HT_CHAIN_UNITID_BASE - bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); - bus_isa++; -// printk_debug("bus_isa=%d\n",bus_isa); -#endif } else { printk_debug("ERROR - could not find PCI %02x:01.0, using defaults\n", bus_8131_0); @@ -105,6 +104,11 @@ void get_bus_conf(void) dev = dev_find_slot(bus_8131_0, PCI_DEVFN(sbdn3+1,0)); if (dev) { bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); +#if HT_CHAIN_END_UNITID_BASE < HT_CHAIN_UNITID_BASE + bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); + bus_isa++; +// printk_debug("bus_isa=%d\n",bus_isa); +#endif } else { printk_debug("ERROR - could not find PCI %02x:02.0, using defaults\n", bus_8131_0); |