diff options
Diffstat (limited to 'src/northbridge/intel/pineview')
| -rw-r--r-- | src/northbridge/intel/pineview/memmap.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/src/northbridge/intel/pineview/memmap.c b/src/northbridge/intel/pineview/memmap.c index ab0f31bc69..146fff2136 100644 --- a/src/northbridge/intel/pineview/memmap.c +++ b/src/northbridge/intel/pineview/memmap.c @@ -19,11 +19,7 @@ int decode_pcie_bar(u32 *const base, u32 *const len) { *base = 0; *len = 0; - const pci_devfn_t dev = HOST_BRIDGE; - u32 pciexbar = 0; - u32 pciexbar_reg; - u32 reg32; - int max_buses; + const struct { u16 num_buses; u32 addr_mask; @@ -34,7 +30,7 @@ int decode_pcie_bar(u32 *const base, u32 *const len) {0, 0}, }; - pciexbar_reg = pci_read_config32(dev, PCIEXBAR); + const u32 pciexbar_reg = pci_read_config32(HOST_BRIDGE, PCIEXBAR); /* MMCFG not supported or not enabled */ if (!(pciexbar_reg & (1 << 0))) { @@ -42,9 +38,9 @@ int decode_pcie_bar(u32 *const base, u32 *const len) return 0; } - reg32 = (pciexbar_reg >> 1) & 3; - pciexbar = pciexbar_reg & busmask[reg32].addr_mask; - max_buses = busmask[reg32].num_buses; + const u32 index = (pciexbar_reg >> 1) & 3; + const u32 pciexbar = pciexbar_reg & busmask[index].addr_mask; + const int max_buses = busmask[index].num_buses; if (!pciexbar) { printk(BIOS_WARNING, "WARNING: pciexbar invalid\n"); |