[coreboot-gerrit] Patch set updated for coreboot: 37ff932 baytrail: fix fadt structure for gpe0 block
Aaron Durbin (adurbin@google.com)
gerrit at coreboot.org
Tue May 6 17:28:23 CEST 2014
Aaron Durbin (adurbin at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4956
-gerrit
commit 37ff93244c97fd647fe987971603132b123aa417
Author: Aaron Durbin <adurbin at chromium.org>
Date: Fri Nov 8 17:37:48 2013 -0600
baytrail: fix fadt structure for gpe0 block
The gpe0 block's size was being misreported. Correct
the gpe0 size and use make the FADT fields be more
robust instead instead of hand calculating fields that
are the based on the same size.
This change correctly enables GPE events in the kernel.
Confirmed this by using iotools read the gpe_cnt register.
BUG=chrome-os-partner:23505
BRANCH=None
TEST=Built and booted. Confirmed EC's GPE event is enabled (but
still not working).
Change-Id: I415710f7fec2e95cecee3bf679ee673dacc27480
Signed-off-by: Aaron Durbin <adurbin at chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/176271
Reviewed-by: Duncan Laurie <dlaurie at chromium.org>
---
src/soc/intel/baytrail/acpi.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/src/soc/intel/baytrail/acpi.c b/src/soc/intel/baytrail/acpi.c
index 1f358f4..0bfac46 100644
--- a/src/soc/intel/baytrail/acpi.c
+++ b/src/soc/intel/baytrail/acpi.c
@@ -169,7 +169,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->pm1_cnt_len = 2;
fadt->pm2_cnt_len = 1;
fadt->pm_tmr_len = 4;
- fadt->gpe0_blk_len = 8;
+ fadt->gpe0_blk_len = 2 * (GPE0_EN - GPE0_STS);
fadt->gpe1_blk_len = 0;
fadt->gpe1_base = 0;
fadt->cst_cnt = 0;
@@ -198,7 +198,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->reset_value = 6;
fadt->x_pm1a_evt_blk.space_id = 1;
- fadt->x_pm1a_evt_blk.bit_width = 32;
+ fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8;
fadt->x_pm1a_evt_blk.bit_offset = 0;
fadt->x_pm1a_evt_blk.resv = 0;
fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS;
@@ -212,7 +212,7 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->x_pm1b_evt_blk.addrh = 0x0;
fadt->x_pm1a_cnt_blk.space_id = 1;
- fadt->x_pm1a_cnt_blk.bit_width = 16;
+ fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8;
fadt->x_pm1a_cnt_blk.bit_offset = 0;
fadt->x_pm1a_cnt_blk.resv = 0;
fadt->x_pm1a_cnt_blk.addrl = pmbase + PM1_CNT;
@@ -226,21 +226,21 @@ void acpi_fill_in_fadt(acpi_fadt_t *fadt)
fadt->x_pm1b_cnt_blk.addrh = 0x0;
fadt->x_pm2_cnt_blk.space_id = 1;
- fadt->x_pm2_cnt_blk.bit_width = 8;
+ fadt->x_pm2_cnt_blk.bit_width = fadt->pm2_cnt_len * 8;
fadt->x_pm2_cnt_blk.bit_offset = 0;
fadt->x_pm2_cnt_blk.resv = 0;
fadt->x_pm2_cnt_blk.addrl = pmbase + PM2A_CNT_BLK;
fadt->x_pm2_cnt_blk.addrh = 0x0;
fadt->x_pm_tmr_blk.space_id = 1;
- fadt->x_pm_tmr_blk.bit_width = 32;
+ fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8;
fadt->x_pm_tmr_blk.bit_offset = 0;
fadt->x_pm_tmr_blk.resv = 0;
fadt->x_pm_tmr_blk.addrl = pmbase + PM1_TMR;
fadt->x_pm_tmr_blk.addrh = 0x0;
fadt->x_gpe0_blk.space_id = 1;
- fadt->x_gpe0_blk.bit_width = 64;
+ fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8;
fadt->x_gpe0_blk.bit_offset = 0;
fadt->x_gpe0_blk.resv = 0;
fadt->x_gpe0_blk.addrl = pmbase + GPE0_STS;
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