diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/northbridge/amd/pi/00730F01/northbridge.c | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/src/northbridge/amd/pi/00730F01/northbridge.c b/src/northbridge/amd/pi/00730F01/northbridge.c index b56e9ca030..42505abd03 100644 --- a/src/northbridge/amd/pi/00730F01/northbridge.c +++ b/src/northbridge/amd/pi/00730F01/northbridge.c @@ -29,8 +29,6 @@ #define PCIE_CAP_AER BIT(5) #define PCIE_CAP_ACS BIT(6) -static unsigned int node_nums; -static unsigned int sblink; static struct device *__f0_dev[MAX_NODE_NUMS]; static struct device *__f1_dev[MAX_NODE_NUMS]; static struct device *__f2_dev[MAX_NODE_NUMS]; @@ -42,6 +40,23 @@ static struct device *get_node_pci(u32 nodeid, u32 fn) return pcidev_on_root(DEV_CDB + nodeid, fn); } +static struct device *get_mc_dev(void) +{ + return pcidev_on_root(DEV_CDB, 0); +} + +static unsigned int get_node_nums(void) +{ + static unsigned int node_nums; + + if (node_nums) + return node_nums; + + node_nums = ((pci_read_config32(get_mc_dev(), 0x60)>>4) & 7) + 1; //NodeCnt[2:0] + + return node_nums; +} + static void get_fx_devs(void) { int i; @@ -164,6 +179,9 @@ static void nb_read_resources(struct device *dev) static void create_vga_resource(struct device *dev, unsigned int nodeid) { struct bus *link; + unsigned int sblink; + + sblink = (pci_read_config32(get_mc_dev(), 0x64)>>8) & 7; // don't forget sublink1 /* find out which link the VGA card is connected, * we only deal with the 'first' vga card */ @@ -724,7 +742,7 @@ static struct hw_mem_hole_info get_hw_mem_hole_info(void) int i; mem_hole.hole_startk = CONFIG_HW_MEM_HOLE_SIZEK; mem_hole.node_id = -1; - for (i = 0; i < node_nums; i++) { + for (i = 0; i < get_node_nums(); i++) { resource_t basek, limitk; u32 hole; if (!get_dram_base_limit(i, &basek, &limitk)) @@ -742,7 +760,7 @@ static struct hw_mem_hole_info get_hw_mem_hole_info(void) */ if (mem_hole.node_id == -1) { resource_t limitk_pri = 0; - for (i = 0; i < node_nums; i++) { + for (i = 0; i < get_node_nums(); i++) { resource_t base_k, limit_k; if (!get_dram_base_limit(i, &base_k, &limit_k)) continue; // no memory on this node @@ -788,7 +806,7 @@ static void domain_read_resources(struct device *dev) #endif idx = 0x10; - for (i = 0; i < node_nums; i++) { + for (i = 0; i < get_node_nums(); i++) { resource_t basek, limitk, sizek; // 4 1T if (!get_dram_base_limit(i, &basek, &limitk)) @@ -856,24 +874,6 @@ static struct device_operations pci_domain_ops = { .acpi_name = domain_acpi_name, }; -static void sysconf_init(struct device *dev) // first node -{ - sblink = (pci_read_config32(dev, 0x64)>>8) & 7; // don't forget sublink1 - node_nums = ((pci_read_config32(dev, 0x60)>>4) & 7) + 1; //NodeCnt[2:0] -} - -static void cpu_bus_scan(struct device *dev) -{ - struct device *dev_mc; - - dev_mc = pcidev_on_root(DEV_CDB, 0); - if (!dev_mc) { - printk(BIOS_ERR, "0:%02x.0 not found", DEV_CDB); - die(""); - } - sysconf_init(dev_mc); -} - static void pre_mp_init(void) { x86_setup_mtrrs_with_detect(); @@ -906,7 +906,6 @@ static struct device_operations cpu_bus_ops = { .read_resources = noop_read_resources, .set_resources = noop_set_resources, .init = mp_cpu_bus_init, - .scan_bus = cpu_bus_scan, }; static void root_complex_enable_dev(struct device *dev) |