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>
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#include <device/device.h>
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#include <arch/x86/include/arch/acpigen.h>
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#include <southbridge/intel/i82801gx/i82801gx.h>
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static acpi_cstate_t cst_entries[] = {
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{
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/* acpi C1 / cpu C1 */
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1, 0x01, 1000,
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{ ACPI_ADDRESS_SPACE_FIXED, 1, 2, { 1 }, 0, 0 }
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},
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{
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/* acpi C2 / cpu C2 */
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2, 0x01, 500,
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{ ACPI_ADDRESS_SPACE_IO, 8, 0, { 0 }, DEFAULT_PMBASE + LV2, 0 }
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},
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{
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/* acpi C3 / cpu C2 */
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2, 0x11, 250,
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{ ACPI_ADDRESS_SPACE_IO, 8, 0, { 0 }, DEFAULT_PMBASE + LV3, 0 }
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},
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};
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int get_cst_entries(acpi_cstate_t **entries)
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{
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return 0;
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*entries = cst_entries;
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return ARRAY_SIZE(cst_entries);
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}
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