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authorRavi Kumar Bokka <rbokka@codeaurora.org>2021-11-10 05:24:17 +0530
committerShelley Chen <shchen@google.com>2022-03-16 23:08:05 +0000
commit4573ca42e675fb8b61bcf05591d8d4d05f93944d (patch)
tree265e2c1e8f43cd92d0965f27ec36eba3f7bffb2b /src
parent944291d458ae90cc4fd1f249339cbd7d3d34078f (diff)
soc/qualcomm/common: Add dram information to CBMEM table
BUG=b:182963902,b:177917361 TEST=Validated on qualcomm sc7280 development board Signed-off-by: Ravi Kumar Bokka <rbokka@codeaurora.org> Change-Id: I0f1dd05ee224bf8284661c0afaa01d0a9d71daa7 Reviewed-on: https://review.coreboot.org/c/coreboot/+/59195 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Shelley Chen <shchen@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/soc/qualcomm/common/include/soc/qclib_common.h1
-rw-r--r--src/soc/qualcomm/common/qclib.c34
2 files changed, 35 insertions, 0 deletions
diff --git a/src/soc/qualcomm/common/include/soc/qclib_common.h b/src/soc/qualcomm/common/include/soc/qclib_common.h
index c906ef2f73..648b29d343 100644
--- a/src/soc/qualcomm/common/include/soc/qclib_common.h
+++ b/src/soc/qualcomm/common/include/soc/qclib_common.h
@@ -22,6 +22,7 @@
#define QCLIB_TE_DDR_TRAINING_DATA "ddr_training_data"
#define QCLIB_TE_LIMITS_CFG_DATA "limits_cfg_data"
#define QCLIB_TE_QCSDI "qcsdi"
+#define QCLIB_TE_MEM_CHIP_INFO "mem_chip_info"
/* BA_BMASK_VALUES (blob_attributes bit mask values) */
#define QCLIB_BA_SAVE_TO_STORAGE 0x00000001
diff --git a/src/soc/qualcomm/common/qclib.c b/src/soc/qualcomm/common/qclib.c
index e016f25740..9a485db193 100644
--- a/src/soc/qualcomm/common/qclib.c
+++ b/src/soc/qualcomm/common/qclib.c
@@ -16,9 +16,35 @@
#include <soc/symbols_common.h>
#include <security/vboot/misc.h>
#include <vb2_api.h>
+#include <commonlib/bsd/mem_chip_info.h>
#define QCLIB_VERSION 0
+/* store QcLib return data until ROMSTAGE_CBMEM_INIT_HOOK runs */
+static void *mem_chip_addr;
+
+static void write_mem_chip_information(struct qclib_cb_if_table_entry *te)
+{
+ /* Save mem_chip_info in local variables ahead of hook running */
+ mem_chip_addr = (void *)te->blob_address;
+}
+
+static void add_mem_chip_info(int unused)
+{
+ void *mem_region_base = NULL;
+
+ /* Add cbmem table */
+ if (sizeof(struct mem_chip_info) != 0)
+ mem_region_base = cbmem_add(CBMEM_ID_MEM_CHIP_INFO,
+ sizeof(struct mem_chip_info));
+ ASSERT(mem_region_base != NULL);
+
+ /* Migrate the data into CBMEM */
+ memcpy(mem_region_base, mem_chip_addr, sizeof(struct mem_chip_info));
+}
+
+ROMSTAGE_CBMEM_INIT_HOOK(add_mem_chip_info);
+
struct qclib_cb_if_table qclib_cb_if_table = {
.magic = QCLIB_MAGIC_NUMBER,
.version = QCLIB_INTERFACE_VERSION,
@@ -87,6 +113,10 @@ static void write_table_entry(struct qclib_cb_if_table_entry *te)
write_qclib_log_to_cbmemc(te);
+ } else if (!strncmp(QCLIB_TE_MEM_CHIP_INFO, te->name,
+ sizeof(te->name))) {
+ write_mem_chip_information(te);
+
} else {
printk(BIOS_WARNING, "%s write not implemented\n", te->name);
@@ -139,6 +169,10 @@ void qclib_load_and_run(void)
qclib_add_if_table_entry(QCLIB_TE_DDR_TRAINING_DATA,
_ddr_training, REGION_SIZE(ddr_training), 0);
+ /* Attempt to read MEM CHIP information */
+ qclib_add_if_table_entry(QCLIB_TE_MEM_CHIP_INFO,
+ mem_chip_addr, sizeof(mem_chip_addr), 0);
+
/* Attempt to load PMICCFG Blob */
data_size = cbfs_load(CONFIG_CBFS_PREFIX "/pmiccfg",
_pmic, REGION_SIZE(pmic));