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authorPatrick Georgi <patrick@georgi-clan.de>2015-08-09 09:22:30 +0200
committerPatrick Georgi <pgeorgi@google.com>2015-08-13 00:24:27 +0200
commit21a78a88c6113eeeee565b610833e2dc9c5cfbaa (patch)
tree22cb1d3fd5769a3a2f1f4afd579bb3f49743f0dd /src
parent82fe90829b73241c0d100daec7067c263b8a9093 (diff)
downloadcoreboot-21a78a88c6113eeeee565b610833e2dc9c5cfbaa.tar.xz
getac/p470: Add C-State values
Derived from what the vendor BIOS is doing. Change-Id: Ie2cba7b86b6bb3f1dcc4a5e1c189aa45d0aab109 Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Found-by: fwts 15.08 Reviewed-on: http://review.coreboot.org/11142 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/getac/p470/cstates.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/src/mainboard/getac/p470/cstates.c b/src/mainboard/getac/p470/cstates.c
index 2d543ff62e..7a2a3e5771 100644
--- a/src/mainboard/getac/p470/cstates.c
+++ b/src/mainboard/getac/p470/cstates.c
@@ -1,7 +1,27 @@
#include <device/device.h>
#include <arch/x86/include/arch/acpigen.h>
+#include <southbridge/intel/i82801gx/i82801gx.h>
+
+static acpi_cstate_t cst_entries[] = {
+ {
+ /* acpi C1 / cpu C1 */
+ 1, 0x01, 1000,
+ { ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0, 0 }
+ },
+ {
+ /* acpi C2 / cpu C2 */
+ 2, 0x01, 500,
+ { ACPI_ADDRESS_SPACE_IO, 8, 0, { 0 }, DEFAULT_PMBASE + LV2, 0 }
+ },
+ {
+ /* acpi C3 / cpu C2 */
+ 2, 0x11, 250,
+ { ACPI_ADDRESS_SPACE_IO, 8, 0, { 0 }, DEFAULT_PMBASE + LV3, 0 }
+ },
+};
int get_cst_entries(acpi_cstate_t **entries)
{
- return 0;
+ *entries = cst_entries;
+ return ARRAY_SIZE(cst_entries);
}