diff options
| author | Zheng Bao <zheng.bao@amd.com> | 2011-01-24 07:50:07 +0000 |
|---|---|---|
| committer | Zheng Bao <Zheng.Bao@amd.com> | 2011-01-24 07:50:07 +0000 |
| commit | a302b58d0157dd216522ca468979b7fcc8b43d51 (patch) | |
| tree | 3fb390d296e6febbd012fc8ed00c7e1fe2407933 /src | |
| parent | 4f81e198aeb3b46d7e60fcce5f10fb3ad5127b02 (diff) | |
Change fadt revision back to 3.
The AcpiPmaCntBlk have to be set.
Further research is needed to find out why.
Signed-off-by: Zheng Bao <zheng.bao@amd.com>
Acked-by: Zheng Bao <zheng.bao@amd.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6293 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/amd/sb800/early_setup.c | 5 | ||||
| -rw-r--r-- | src/southbridge/amd/sb800/fadt.c | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/src/southbridge/amd/sb800/early_setup.c b/src/southbridge/amd/sb800/early_setup.c index 4672ada216..7ef0d8e268 100644 --- a/src/southbridge/amd/sb800/early_setup.c +++ b/src/southbridge/amd/sb800/early_setup.c @@ -55,9 +55,12 @@ static void sb800_acpi_init(void) { pmio_write(0x66, ACPI_CPU_CONTROL & 0xFF); pmio_write(0x67, ACPI_CPU_CONTROL >> 8); - pmio_write(0x6A, 0); /* AcpiSmiCmdLo */ + pmio_write(0x6A, 0xB0); /* AcpiSmiCmdLo */ pmio_write(0x6B, 0); /* AcpiSmiCmdHi */ + pmio_write(0x6E, 0xB8); /* AcpiPmaCntBlkLo */ + pmio_write(0x6F, 0); /* AcpiPmaCntBlkHi */ + pmio_write(0x6C, ACPI_PMA_CNT_BLK & 0xFF); pmio_write(0x6D, ACPI_PMA_CNT_BLK >> 8); diff --git a/src/southbridge/amd/sb800/fadt.c b/src/southbridge/amd/sb800/fadt.c index fece94398a..6eb5c0a737 100644 --- a/src/southbridge/amd/sb800/fadt.c +++ b/src/southbridge/amd/sb800/fadt.c @@ -38,7 +38,7 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) memset((void *)fadt, 0, sizeof(acpi_fadt_t)); memcpy(header->signature, "FACP", 4); header->length = 244; - header->revision = 1; /* TODO: 3 will make linux hang. */ + header->revision = 3; memcpy(header->oem_id, OEM_ID, 6); memcpy(header->oem_table_id, "COREBOOT", 8); memcpy(header->asl_compiler_id, ASLC, 4); |