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authorXi Chen <xixi.chen@mediatek.corp-partner.google.com>2022-01-21 17:18:45 +0800
committerHung-Te Lin <hungte@chromium.org>2022-01-25 09:42:29 +0000
commitf4bb77bd9eb576df0e16d261b1bf461512b784fd (patch)
tree5d030d239ebc05a3859b8da0a517ccb4d8024f5f /src/soc
parent20f836bfdf2611c7aced8ad4b3452fc4db519727 (diff)
soc/mediatek: Save dramc_param header to mrc_cache
Fast-k flow may need to re-init header because mrc_cache doesn't store header. Storing header together with dparam data is better for data consistancy. TEST=fast calibration pass on Corsola BUG=b:204226005 Signed-off-by: Xi Chen <xixi.chen@mediatek.corp-partner.google.com> Change-Id: I22982923dce06c9e770aa4f20f3dcd2f33685d84 Reviewed-on: https://review.coreboot.org/c/coreboot/+/61294 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/mediatek/common/memory.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/src/soc/mediatek/common/memory.c b/src/soc/mediatek/common/memory.c
index 93856d51e6..1b18dc7210 100644
--- a/src/soc/mediatek/common/memory.c
+++ b/src/soc/mediatek/common/memory.c
@@ -172,17 +172,15 @@ static void mem_init_set_default_config(struct dramc_param *dparam,
static void mt_mem_init_run(struct dramc_param *dparam,
const struct sdram_info *dram_info)
{
- const ssize_t mrc_cache_size = sizeof(dparam->dramc_datas);
+ const ssize_t mrc_cache_size = sizeof(*dparam);
ssize_t data_size;
struct stopwatch sw;
int ret;
/* Load calibration params from flash and run fast calibration */
- mem_init_set_default_config(dparam, dram_info);
data_size = mrc_cache_load_current(MRC_TRAINING_DATA,
DRAMC_PARAM_HEADER_VERSION,
- &dparam->dramc_datas,
- mrc_cache_size);
+ dparam, mrc_cache_size);
if (data_size == mrc_cache_size) {
printk(BIOS_INFO, "DRAM-K: Running fast calibration\n");
stopwatch_init(&sw);
@@ -194,11 +192,10 @@ static void mt_mem_init_run(struct dramc_param *dparam,
stopwatch_duration_msecs(&sw), ret);
/* Erase flash data after fast calibration failed */
- memset(&dparam->dramc_datas, 0xa5, mrc_cache_size);
+ memset(dparam, 0xa5, mrc_cache_size);
mrc_cache_stash_data(MRC_TRAINING_DATA,
DRAMC_PARAM_HEADER_VERSION,
- &dparam->dramc_datas,
- mrc_cache_size);
+ dparam, mrc_cache_size);
} else {
printk(BIOS_INFO, "DRAM-K: Fast calibration passed in %ld msecs\n",
stopwatch_duration_msecs(&sw));
@@ -220,7 +217,7 @@ static void mt_mem_init_run(struct dramc_param *dparam,
stopwatch_duration_msecs(&sw));
mrc_cache_stash_data(MRC_TRAINING_DATA,
DRAMC_PARAM_HEADER_VERSION,
- &dparam->dramc_datas, mrc_cache_size);
+ dparam, mrc_cache_size);
} else {
printk(BIOS_ERR, "DRAM-K: Full calibration failed in %ld msecs\n",
stopwatch_duration_msecs(&sw));