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authorVladimir Serbinenko <phcoder@gmail.com>2014-08-31 01:09:12 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2014-09-05 20:43:52 +0200
commita4857052f756507e18a54beba704f183f128a057 (patch)
tree08e207335ddbc457bc4c3b61a9fd87c68756eb94 /src/mainboard/getac
parentc403e42f21bc77af6db3a4222e796c102ac7e6d0 (diff)
downloadcoreboot-a4857052f756507e18a54beba704f183f128a057.tar.xz
i82801gx: Kill unused TCG and SMI1
SMI1 is being written to but never read from. Change-Id: I82c0800713e3093eb1317b5e1f6f228771134857 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/6808 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/getac')
-rw-r--r--src/mainboard/getac/p470/acpi/platform.asl15
-rw-r--r--src/mainboard/getac/p470/acpi_tables.c18
2 files changed, 2 insertions, 31 deletions
diff --git a/src/mainboard/getac/p470/acpi/platform.asl b/src/mainboard/getac/p470/acpi/platform.asl
index e0526a9db8..df9adc7184 100644
--- a/src/mainboard/getac/p470/acpi/platform.asl
+++ b/src/mainboard/getac/p470/acpi/platform.asl
@@ -44,15 +44,6 @@ Method(TRAP, 1, Serialized)
Return (SMIF) // Return value of SMI handler
}
-/* SMI Function Trap */
-OperationRegion(SMI1, SystemMemory, 0xC0DEDEAD, 0x100)
-Field(SMI1, AnyAcc, NoLock, Preserve)
-{
- BCMD, 8,
- DID, 32,
- INFO, 1024
-}
-
/* The _PIC method is called by the OS to choose between interrupt
* routing via the i8259 interrupt controller or the APIC.
*
@@ -77,11 +68,6 @@ Method(_PTS,1)
Store(0, \_SB.ACFG)
- // Are we going to S3?
- If (LEqual(Arg0, 3)) {
- Store (0x4c, BCMD)
- }
-
// Are we going to S4?
If (Lequal(Arg0, 4)) {
TRAP(0xe7)
@@ -90,7 +76,6 @@ Method(_PTS,1)
// Are we going to S5?
If (Lequal(Arg0, 5)) {
- Store (0x4b, BCMD)
TRAP(0xde)
}
diff --git a/src/mainboard/getac/p470/acpi_tables.c b/src/mainboard/getac/p470/acpi_tables.c
index 9a10087002..9cd55f4991 100644
--- a/src/mainboard/getac/p470/acpi_tables.c
+++ b/src/mainboard/getac/p470/acpi_tables.c
@@ -163,7 +163,7 @@ unsigned long write_acpi_tables(unsigned long start)
acpi_header_t *dsdt;
acpi_header_t *ecdt;
- void *gnvs, *smi1;
+ void *gnvs;
current = start;
@@ -268,22 +268,8 @@ unsigned long write_acpi_tables(unsigned long start)
current += 0x100;
ALIGN_CURRENT;
- for (i=0; i < dsdt->length; i++) {
- if (*(u32*)(((u32)dsdt) + i) == 0xC0DEDEAD) {
- printk(BIOS_DEBUG, "ACPI: Patching up SMI1 area in DSDT at offset 0x%04x -> 0x%08x\n", i, (u32)current);
- *(u32*)(((u32)dsdt) + i) = current; // 0x100 bytes
- break;
- }
- }
-
- /* Keep pointer around */
- smi1 = (void *)current;
-
- current += 0x100;
- ALIGN_CURRENT;
-
/* And tell SMI about it */
- smm_setup_structures(gnvs, NULL, smi1);
+ smm_setup_structures(gnvs, NULL, NULL);
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;