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| author | Patrick Georgi <patrick@georgi-clan.de> | 2015-08-09 09:22:30 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-08-13 00:24:27 +0200 |
| commit | 21a78a88c6113eeeee565b610833e2dc9c5cfbaa (patch) | |
| tree | 22cb1d3fd5769a3a2f1f4afd579bb3f49743f0dd /src/mainboard/getac | |
| parent | 82fe90829b73241c0d100daec7067c263b8a9093 (diff) | |
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/mainboard/getac')
| -rw-r--r-- | src/mainboard/getac/p470/cstates.c | 22 |
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); } |