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authorKyösti Mälkki <kyosti.malkki@gmail.com>2023-04-14 12:24:59 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2023-04-21 09:39:18 +0000
commit79b864958338ac682f27d74f0fac2ae26b9a7a20 (patch)
tree564d172841b8505f0096244dbb66bbf74090822d /src
parent9ff9797ad74e286f4f04943a32757a40fb0813a6 (diff)
aopen/dxplplusu: Drop ACPI C-states support
C0 clock throttling was disabled, no need to add _PTC. C2/C3 latency values were copy-paste from different CPUs. TBD: Check IO-trap Change-Id: Ia0e35e28f0df8b0f8fc58f70c7d792487ee4f7f3 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/74439 Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Diffstat (limited to 'src')
-rw-r--r--src/southbridge/intel/i82801dx/fadt.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/src/southbridge/intel/i82801dx/fadt.c b/src/southbridge/intel/i82801dx/fadt.c
index fdb7fb33a7..5b0194854a 100644
--- a/src/southbridge/intel/i82801dx/fadt.c
+++ b/src/southbridge/intel/i82801dx/fadt.c
@@ -25,16 +25,12 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
fadt->pm1_cnt_len = 2;
fadt->pm_tmr_len = 4;
fadt->gpe0_blk_len = 8;
- fadt->p_lvl2_lat = 1;
- fadt->p_lvl3_lat = 85;
- fadt->duty_offset = 1;
- fadt->duty_width = 0;
+
fadt->day_alrm = 0xd;
fadt->mon_alrm = 0x00;
fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
- fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
- ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
+ fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;