Werner Zeh submitted this change.

View Change

Approvals: build bot (Jenkins): Verified Nico Huber: Looks good to me, approved Angel Pons: Looks good to me, but someone else must approve
soc/intel/dnv_ns: correct size of GPE0 registers in FADT

There are 4 GPE0 STS/EN register pairs, each 32 bit wide. However, SoC
code sets a GPE0 block size of 4 byte length instead of 32 byte.
The resulting value of `x_gpe0_blk.bit_with` is wrong, too (32 bit
instead of 256 bit).

Drop the overrides and let common ACPI code set the correct values based
on `GPE0_REG_MAX`.

Change-Id: I45ee0f6678784c292ee3ed3446bf3c0f2d53b633
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58086
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
---
M src/soc/intel/denverton_ns/acpi.c
1 file changed, 0 insertions(+), 9 deletions(-)

diff --git a/src/soc/intel/denverton_ns/acpi.c b/src/soc/intel/denverton_ns/acpi.c
index aa59aa8..574d106 100644
--- a/src/soc/intel/denverton_ns/acpi.c
+++ b/src/soc/intel/denverton_ns/acpi.c
@@ -101,7 +101,6 @@
/* Control Registers - Length */
fadt->pm2_cnt_len = 1;
fadt->pm_tmr_len = 4;
- fadt->gpe0_blk_len = 8;

fadt->p_lvl2_lat = ACPI_FADT_C2_NOT_SUPPORTED;
fadt->p_lvl3_lat = ACPI_FADT_C3_NOT_SUPPORTED;
@@ -149,14 +148,6 @@
fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk;
fadt->x_pm_tmr_blk.addrh = 0x00;
-
- /* General-Purpose Event Registers */
- fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO;
- fadt->x_gpe0_blk.bit_width = 64; /* EventStatus + EventEnable */
- fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
- fadt->x_gpe0_blk.addrl = fadt->gpe0_blk;
- fadt->x_gpe0_blk.addrh = 0x00;
}

static acpi_tstate_t denverton_tss_table[] = {

To view, visit change 58086. To unsubscribe, or for help writing mail filters, visit settings.

Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: I45ee0f6678784c292ee3ed3446bf3c0f2d53b633
Gerrit-Change-Number: 58086
Gerrit-PatchSet: 2
Gerrit-Owner: Michael Niewöhner <foss@mniewoehner.de>
Gerrit-Reviewer: Felix Singer <felixsinger@posteo.net>
Gerrit-Reviewer: Angel Pons <th3fanbus@gmail.com>
Gerrit-Reviewer: Furquan Shaikh <furquan@google.com>
Gerrit-Reviewer: Mariusz Szafrański <mariuszx.szafranski@intel.com>
Gerrit-Reviewer: Michal Motyl <michalx.motyl@intel.com>
Gerrit-Reviewer: Nico Huber <nico.h@gmx.de>
Gerrit-Reviewer: Patrick Rudolph <siro@das-labor.org>
Gerrit-Reviewer: Paul Menzel <paulepanter@mailbox.org>
Gerrit-Reviewer: Suresh Bellampalli <suresh.bellampalli@intel.com>
Gerrit-Reviewer: Vanessa Eusebio <vanessa.f.eusebio@intel.com>
Gerrit-Reviewer: Werner Zeh <werner.zeh@siemens.com>
Gerrit-Reviewer: build bot (Jenkins) <no-reply@coreboot.org>
Gerrit-MessageType: merged