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sb/intel/{bd82x6x|ibexpeak}: Clear flush_* in FADT 

Both fields are ignored if WBINVD is set, which is true for all
processors since i486.

Change-Id: Ibad56046e2c1b8595dc31e5861b9fd1fd7d2d6f3
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34453
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Patrick Rudolph 2019-07-19 16:31:37 +02:00 committed by Patrick Rudolph
parent a121f95393
commit 78e8db1eeb
2 changed files with 6 additions and 6 deletions
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6
src/southbridge/intel/bd82x6x/lpc.c
View File

@ -726,12 +726,12 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
}
fadt->p_lvl2_lat = c2_latency;
fadt->p_lvl3_lat = 87;
fadt->flush_size = 1024;
fadt->flush_stride = 16;
/* flush_* is ignored if ACPI_FADT_WBINVD is set */
fadt->flush_size = 0;
fadt->flush_stride = 0;
/* P_CNT not supported */
fadt->duty_offset = 0;
fadt->duty_width = 0;
fadt->day_alrm = 0xd;
fadt->mon_alrm = 0x00;
fadt->century = 0x00;

6
src/southbridge/intel/ibexpeak/lpc.c
View File

@ -620,12 +620,12 @@ void acpi_fill_fadt(acpi_fadt_t *fadt)
}
fadt->p_lvl2_lat = c2_latency;
fadt->p_lvl3_lat = 87;
fadt->flush_size = 1024;
fadt->flush_stride = 16;
/* flush_* is ignored if ACPI_FADT_WBINVD is set */
fadt->flush_size = 0;
fadt->flush_stride = 0;
/* P_CNT not supported */
fadt->duty_offset = 0;
fadt->duty_width = 0;
fadt->day_alrm = 0xd;
fadt->mon_alrm = 0x00;
fadt->century = 0x32;