diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2015-08-07 23:00:22 -0500 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2015-08-14 15:20:57 +0200 |
| commit | 71e0ac858e84fc3882fd1f836b95e56df9c933f4 (patch) | |
| tree | 516d83f0982fd30e35ed5fd3f61e69552abc9cb8 /src/soc | |
| parent | f50b25d7e2c979e2b8cddb76039afcdeb686e1c0 (diff) | |
skylake: provide clarification for FADT gpe0_blk_len
Instead of using a hard-coded value leverage the existing
definitions to perform GPE0 block length calculations. There
are 4 pairs of 32-bit status/enable registers.
BUG=chrome-os-partner:43522
BRANCH=None
TEST=Built and booted glados.
Original-Change-Id: I14d08298b5750c91ce0ac3fa33569813396f7089
Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/291932
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Change-Id: I127f026f15180fa79625d4cad96d5e35f85e5090
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/11205
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/skylake/acpi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c index 1b193c7308..87d4eb0707 100644 --- a/src/soc/intel/skylake/acpi.c +++ b/src/soc/intel/skylake/acpi.c @@ -222,7 +222,8 @@ 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 = 32; + /* There are 4 GPE0 STS/EN pairs each 32 bits wide. */ + fadt->gpe0_blk_len = 2 * GPE0_REG_MAX * sizeof(uint32_t); fadt->gpe1_blk_len = 0; fadt->gpe1_base = 0; fadt->cst_cnt = 0; |