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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2017-09-04 23:43:30 +0300 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2017-09-09 11:18:10 +0000 |
| commit | 916b331a8dbe90a2810d253a8b286ca9ee804fc5 (patch) | |
| tree | bb2c0ec2be30557598b0f6cebf6992c3fcd86bfc /src | |
| parent | d35c06d09ee79eb76ec491431b3df4149100ad52 (diff) | |
| download | coreboot-916b331a8dbe90a2810d253a8b286ca9ee804fc5.tar.xz | |
ACPI S3: Handle LATE_CBMEM_INIT boards
Followup removes inlined acpi_is_wakeup_s3() from PRE_RAM,
and new implementation depends of CAR_GLOBAL.
Change-Id: Iea1c5ab2175f8d496baa09bd6137cacc912df2cb
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21398
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpu/amd/car/post_cache_as_ram.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/cpu/amd/car/post_cache_as_ram.c b/src/cpu/amd/car/post_cache_as_ram.c index d51e431560..baf4725dfd 100644 --- a/src/cpu/amd/car/post_cache_as_ram.c +++ b/src/cpu/amd/car/post_cache_as_ram.c @@ -128,6 +128,7 @@ static void vErrata343(void) asmlinkage void * post_cache_as_ram(void) { uint32_t family = amd_fam1x_cpu_family(); + int s3resume = 0; /* Verify that the BSP didn't overrun the lower stack * boundary during romstage execution @@ -139,12 +140,17 @@ asmlinkage void * post_cache_as_ram(void) if ((*lower_stack_boundary) != 0xdeadbeef) printk(BIOS_WARNING, "BSP overran lower stack boundary. Undefined behaviour may result!\n"); - int s3resume = acpi_is_wakeup_s3(); - - /* Boards with EARLY_CBMEM_INIT need to do this in cache_as_ram_main(). - */ - if (s3resume && !IS_ENABLED(CONFIG_EARLY_CBMEM_INIT)) - cbmem_recovery(s3resume); + if (IS_ENABLED(CONFIG_EARLY_CBMEM_INIT)) { + s3resume = acpi_is_wakeup_s3(); + } else { + if (IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)) + s3resume = (acpi_get_sleep_type() == ACPI_S3); + /* For normal boot path, boards with LATE_CBMEM_INIT will do + * cbmem_initialize_empty() late in ramstage. + */ + if (s3resume) + cbmem_recovery(s3resume); + } prepare_romstage_ramstack(s3resume); |