diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/mpc83xx/pci.c | 6 | ||||
| -rw-r--r-- | cpu/mpc83xx/pcie.c | 13 |
2 files changed, 11 insertions, 8 deletions
diff --git a/cpu/mpc83xx/pci.c b/cpu/mpc83xx/pci.c index 5fe8964..a42b230 100644 --- a/cpu/mpc83xx/pci.c +++ b/cpu/mpc83xx/pci.c @@ -91,7 +91,7 @@ static void pci_init_bus(int bus, struct pci_region *reg) hose->regions[i].size = gd->ram_size; hose->regions[i].flags = PCI_REGION_MEM | PCI_REGION_SYS_MEMORY; - hose->first_busno = 0; + hose->first_busno = pci_last_busno() + 1; hose->last_busno = 0xff; pci_setup_indirect(hose, CONFIG_SYS_IMMR + 0x8300 + bus * 0x80, @@ -227,8 +227,8 @@ void ft_pci_setup(void *blob, bd_t *bd) path = fdt_getprop(blob, nodeoffset, "pci1", NULL); if (path) { - tmp[0] = cpu_to_be32(pci_hose[0].first_busno); - tmp[1] = cpu_to_be32(pci_hose[0].last_busno); + tmp[0] = cpu_to_be32(pci_hose[1].first_busno); + tmp[1] = cpu_to_be32(pci_hose[1].last_busno); do_fixup_by_path(blob, path, "bus-range", &tmp, sizeof(tmp), 1); diff --git a/cpu/mpc83xx/pcie.c b/cpu/mpc83xx/pcie.c index 12b5f69..77f8906 100644 --- a/cpu/mpc83xx/pcie.c +++ b/cpu/mpc83xx/pcie.c @@ -60,6 +60,9 @@ static int mpc83xx_pcie_remap_cfg(struct pci_controller *hose, pci_dev_t dev) #define cfg_write(val, addr, type, op) \ do { op((type *)(addr), (val)); } while (0) +#define cfg_read_err(val) do { *val = -1; } while (0) +#define cfg_write_err(val) do { } while (0) + #define PCIE_OP(rw, size, type, op) \ static int pcie_##rw##_config_##size(struct pci_controller *hose, \ pci_dev_t dev, int offset, \ @@ -68,8 +71,10 @@ static int pcie_##rw##_config_##size(struct pci_controller *hose, \ int ret; \ \ ret = mpc83xx_pcie_remap_cfg(hose, dev); \ - if (ret) \ - return ret; \ + if (ret) { \ + cfg_##rw##_err(val); \ + return ret; \ + } \ cfg_##rw(val, (void *)hose->cfg_addr + offset, type, op); \ return 0; \ } @@ -86,7 +91,6 @@ static void mpc83xx_pcie_register_hose(int bus, struct pci_region *reg, { extern void disable_addr_trans(void); /* start.S */ static struct pci_controller pcie_hose[PCIE_MAX_BUSES]; - static int max_bus; struct pci_controller *hose = &pcie_hose[bus]; int i; @@ -117,7 +121,7 @@ static void mpc83xx_pcie_register_hose(int bus, struct pci_region *reg, hose->regions[i].size = 0x100000; hose->regions[i].flags = PCI_REGION_MEM | PCI_REGION_SYS_MEMORY; - hose->first_busno = max_bus; + hose->first_busno = pci_last_busno() + 1; hose->last_busno = 0xff; if (bus == 0) @@ -145,7 +149,6 @@ static void mpc83xx_pcie_register_hose(int bus, struct pci_region *reg, * Hose scan. */ hose->last_busno = pci_hose_scan(hose); - max_bus = hose->last_busno + 1; } #else |