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Diffstat (limited to 'src/arch/i386/lib/pci_ops_mmconf.c')
-rw-r--r--src/arch/i386/lib/pci_ops_mmconf.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/arch/i386/lib/pci_ops_mmconf.c b/src/arch/i386/lib/pci_ops_mmconf.c
index a6057084f0..7d8fb329d0 100644
--- a/src/arch/i386/lib/pci_ops_mmconf.c
+++ b/src/arch/i386/lib/pci_ops_mmconf.c
@@ -27,12 +27,12 @@ static uint8_t pci_mmconf_read_config8(struct bus *pbus, int bus, int devfn, int
static uint16_t pci_mmconf_read_config16(struct bus *pbus, int bus, int devfn, int where)
{
- return (read16x(PCI_MMIO_ADDR(bus, devfn, where)));
+ return (read16x(PCI_MMIO_ADDR(bus, devfn, where) & ~1));
}
static uint32_t pci_mmconf_read_config32(struct bus *pbus, int bus, int devfn, int where)
{
- return (read32x(PCI_MMIO_ADDR(bus, devfn, where)));
+ return (read32x(PCI_MMIO_ADDR(bus, devfn, where) & ~3));
}
static void pci_mmconf_write_config8(struct bus *pbus, int bus, int devfn, int where, uint8_t value)
@@ -42,12 +42,12 @@ static void pci_mmconf_write_config8(struct bus *pbus, int bus, int devfn, int
static void pci_mmconf_write_config16(struct bus *pbus, int bus, int devfn, int where, uint16_t value)
{
- write8x(PCI_MMIO_ADDR(bus, devfn, where), value);
+ write16x(PCI_MMIO_ADDR(bus, devfn, where) & ~1, value);
}
static void pci_mmconf_write_config32(struct bus *pbus, int bus, int devfn, int where, uint32_t value)
{
- write8x(PCI_MMIO_ADDR(bus, devfn, where), value);
+ write32x(PCI_MMIO_ADDR(bus, devfn, where) & ~3, value);
}