diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/southbridge.c')
| -rw-r--r-- | src/soc/amd/stoneyridge/southbridge.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/southbridge.c b/src/soc/amd/stoneyridge/southbridge.c index 57bd3f08d2..c591c69d64 100644 --- a/src/soc/amd/stoneyridge/southbridge.c +++ b/src/soc/amd/stoneyridge/southbridge.c @@ -367,6 +367,18 @@ void sb_lpc_decode(void) pci_write_config32(SOC_LPC_DEV, LPC_IO_PORT_DECODE_ENABLE, tmp); } +void sb_acpi_mmio_decode(void) +{ + uint8_t byte; + + /* Enable ACPI MMIO range 0xfed80000 - 0xfed81fff */ + outb(PM_ISA_CONTROL, PM_INDEX); + byte = inb(PM_DATA); + byte |= MMIO_EN; + outb(PM_ISA_CONTROL, PM_INDEX); + outb(byte, PM_DATA); +} + void sb_clk_output_48Mhz(void) { u32 ctrl; |