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ACPI GNVS: Drop APIC, factor out MPEN

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APIC was not referenced anywhere in ASL.

MPEN has references under boards:
getac/p470, roda/rk9, roda/rk886ex.

MPEN has reference also in Intel SpeedStep ASL.

Replace static MPEN with detection of multiple CPUs
installed.

Change-Id: Ib5f06416b23196b7227ccd5814162925c31c084b
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49273
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Kyösti Mälkki 2020-12-29 05:12:56 +02:00
commit 780e02d1a5
26 changed files with 30 additions and 64 deletions
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2
src/mainboard/roda/rk9/acpi_tables.c
View file

@ -9,8 +9,6 @@
void mainboard_fill_gnvs(struct global_nvs *gnvs)
{
gnvs->apic = 1;
gnvs->mpen = 1; /* Enable Multi Processing */
/* Enable both COM ports */
gnvs->cmap = 0x01;