void get_bus_conf(void)
{
unsigned apicid_base;
struct mb_sysconf_t *m;
device_t dev;
int i;
printk(BIOS_SPEW, "get_bus_conf()\n");
if(get_bus_conf_done==1) return; //do it only once
get_bus_conf_done = 1;
sysconf.mb = &mb_sysconf;
m = sysconf.mb;
memset(m, 0, sizeof(struct mb_sysconf_t));
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_pci1234();
sysconf.sbdn = (sysconf.hcdn[0] & 0xff); // first byte of first chain
m->bus_mcp55[0] = (sysconf.pci1234[0] >> 12) & 0xff;
/* MCP55 */
dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x06,0));
if (dev) {
m->bus_mcp55[1] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI 1:%02x.0, using defaults\n", sysconf.sbdn + 0x06);
}
for(i=2; i<8;i++) {
dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x0a + i - 2 , 0));
if (dev) {
m->bus_mcp55[i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_mcp55[0], sysconf.sbdn + 0x0a + i - 2 );
}
}
/*I/O APICs: APIC ID Version State Address*/
#if CONFIG_LOGICAL_CPUS
apicid_base = get_apicid_base(1);
printk(BIOS_SPEW, "CONFIG_LOGICAL_CPUS==1: apicid_base: %08x\n", apicid_base);
#else
apicid_base = CONFIG_MAX_PHYSICAL_CPUS;
printk(BIOS_SPEW, "CONFIG_LOGICAL_CPUS==0: apicid_base: %08x\n", apicid_base);
#endif
m->apicid_mcp55 = apicid_base+0;
}
void get_bus_conf(void)
{
unsigned apicid_base;
struct mb_sysconf_t *m;
device_t dev;
int i, j;
if(get_bus_conf_done==1) return; //do it only once
get_bus_conf_done = 1;
sysconf.mb = &mb_sysconf;
m = sysconf.mb;
memset(m, 0, sizeof(struct mb_sysconf_t));
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_pci1234();
m->bus_type[0] = 1; //pci
sysconf.sbdn = (sysconf.hcdn[0] & 0xff); // first byte of first chain
m->bus_mcp55[0] = (sysconf.pci1234[0] >> 12) & 0xff;
/* MCP55 */
dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x06,0));
if (dev) {
m->bus_mcp55[1] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI 1:%02x.0, using defaults\n", sysconf.sbdn + 0x06);
}
for(i=2; i<8;i++) {
dev = dev_find_slot(m->bus_mcp55[0], PCI_DEVFN(sysconf.sbdn + 0x0a + i - 2 , 0));
if (dev) {
m->bus_mcp55[i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_mcp55[0], sysconf.sbdn + 0x0a + i - 2 );
}
}
for(i=0; i< sysconf.hc_possible_num; i++) {
if(!(sysconf.pci1234[i] & 0x1) ) continue;
unsigned busn = (sysconf.pci1234[i] >> 12) & 0xff;
unsigned busn_max = (sysconf.pci1234[i] >> 20) & 0xff;
for (j = busn; j <= busn_max; j++)
m->bus_type[j] = 1;
if(m->bus_isa <= busn_max)
m->bus_isa = busn_max + 1;
printk(BIOS_DEBUG, "i=%d bus range: [%x, %x] bus_isa=%x\n",i, busn, busn_max, m->bus_isa);
}
/*I/O APICs: APIC ID Version State Address*/
#if CONFIG_LOGICAL_CPUS==1
apicid_base = get_apicid_base(1);
#else
apicid_base = CONFIG_MAX_PHYSICAL_CPUS;
#endif
m->apicid_mcp55 = apicid_base+0;
}
void get_bus_conf(void)
{
unsigned apicid_base;
struct device *dev;
int i;
struct mb_sysconf_t *m;
if (get_bus_conf_done == 1)
return; //do it only once
get_bus_conf_done = 1;
sysconf.mb = &mb_sysconf;
m = sysconf.mb;
memset(m, 0, sizeof(struct mb_sysconf_t));
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_pci1234();
sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff;
m->sbdn2 = sysconf.hcdn[0] & 0xff; // bcm5780
m->bus_bcm5785_0 = (sysconf.pci1234[0] >> 12) & 0xff;
m->bus_bcm5780[0] = m->bus_bcm5785_0;
/* bcm5785 */
printk(BIOS_DEBUG, "search for def %d.0 on bus %d\n",sysconf.sbdn,m->bus_bcm5785_0);
dev = dev_find_slot(m->bus_bcm5785_0, PCI_DEVFN(sysconf.sbdn,0));
if (dev) {
printk(BIOS_DEBUG, "found dev %s...\n",dev_path(dev));
m->bus_bcm5785_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
printk(BIOS_DEBUG, "secondary is %d...\n",m->bus_bcm5785_1);
dev = dev_find_slot(m->bus_bcm5785_1, PCI_DEVFN(0xd,0));
printk(BIOS_DEBUG, "now found %s...\n",dev_path(dev));
if (dev)
m->bus_bcm5785_1_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
}
else {
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_bcm5785_0, sysconf.sbdn);
}
/* bcm5780 */
for (i = 1; i < 6; i++) {
dev = dev_find_slot(m->bus_bcm5780[0], PCI_DEVFN(m->sbdn2 + i - 1,0));
if (dev)
m->bus_bcm5780[i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
else
printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_bcm5780[0], m->sbdn2+i-1);
}
/*I/O APICs: APIC ID Version State Address*/
apicid_base = 0x10;
for (i = 0; i < 3; i++)
m->apicid_bcm5785[i] = apicid_base+i;
}
