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authorKyösti Mälkki <kyosti.malkki@gmail.com>2021-02-17 17:33:17 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2021-02-23 02:35:08 +0000
commitc5c3e3c594ea14066229d260e183f298236ec8a5 (patch)
treea85dc6c18a078b1da9511444648bb98c6fb13d7b
parent6ceec167f568930d9b688194cb140c60a885dd8c (diff)
soc/intel/baytrail: Use cbmem_recovery()
For consistency with other soc/intel add s3resume variable, this helps towards unified chipset_power_state. Change-Id: Ida04d2292aabb5a366f3400d8596ede0dee64839 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/50969 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
-rw-r--r--src/soc/intel/baytrail/romstage/raminit.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/soc/intel/baytrail/romstage/raminit.c b/src/soc/intel/baytrail/romstage/raminit.c
index f922750a36..f62c998bd7 100644
--- a/src/soc/intel/baytrail/romstage/raminit.c
+++ b/src/soc/intel/baytrail/romstage/raminit.c
@@ -129,6 +129,8 @@ void raminit(struct mrc_params *mp, int prev_sleep_state)
mp->prev_sleep_state = prev_sleep_state;
mp->rmt_enabled = CONFIG(MRC_RMT);
+ int s3resume = prev_sleep_state == ACPI_S3;
+
/* Default to 2GiB IO hole. */
if (!mp->io_hole_mb)
mp->io_hole_mb = 2048;
@@ -141,7 +143,7 @@ void raminit(struct mrc_params *mp, int prev_sleep_state)
&mrc_size);
if (mp->saved_data) {
mp->saved_data_size = mrc_size;
- } else if (prev_sleep_state == ACPI_S3) {
+ } else if (s3resume) {
/* If waking from S3 and no cache then. */
printk(BIOS_DEBUG, "No MRC cache found in S3 resume path.\n");
post_code(POST_RESUME_FAILURE);
@@ -180,11 +182,10 @@ void raminit(struct mrc_params *mp, int prev_sleep_state)
ret = mrc_entry(mp);
- if (prev_sleep_state != ACPI_S3) {
- cbmem_initialize_empty();
- } else if (cbmem_initialize()) {
- printk(BIOS_DEBUG, "Failed to recover CBMEM in S3 resume.\n");
+ int cbmem_was_initted = !cbmem_recovery(s3resume);
+ if (s3resume && !cbmem_was_initted) {
/* Failed S3 resume, reset to come up cleanly */
+ printk(BIOS_CRIT, "Failed to recover CBMEM in S3 resume.\n");
system_reset();
}