[coreboot] New patch to review for coreboot: 72b2edf AMD S3: Change the hardcoded data size to macros.

Zheng Bao (zheng.bao@amd.com) gerrit at coreboot.org
Thu Feb 7 06:54:31 CET 2013


Zheng Bao (zheng.bao at amd.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2303

-gerrit

commit 72b2edffa06db3ad0c76444c17060ffaa4c55560
Author: Zheng Bao <fishbaozi at gmail.com>
Date:   Thu Feb 7 13:45:09 2013 +0800

    AMD S3: Change the hardcoded data size to macros.
    
    Change-Id: Ieefc4213a6dee9c399826b1daa98bbf4bc10d881
    Signed-off-by: Zheng Bao <zheng.bao at amd.com>
    Signed-off-by: zbao <fishbaozi at gmail.com>
---
 src/cpu/amd/agesa/s3_resume.c | 4 ++--
 src/cpu/amd/agesa/s3_resume.h | 8 ++++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/cpu/amd/agesa/s3_resume.c b/src/cpu/amd/agesa/s3_resume.c
index 42e950f..7069c77 100644
--- a/src/cpu/amd/agesa/s3_resume.c
+++ b/src/cpu/amd/agesa/s3_resume.c
@@ -283,9 +283,9 @@ u32 OemAgesaSaveS3Info(S3_DATA_TYPE S3DataType, u32 DataSize, void *Data)
 	spi_claim_bus(flash->spi);
 
 	if (S3DataType == S3DataTypeNonVolatile) {
-		flash->erase(flash, S3_DATA_NONVOLATILE_POS, 0x1000);
+		flash->erase(flash, S3_DATA_NONVOLATILE_POS, S3_DATA_NONVOLATILE_SIZE);
 	} else {
-		flash->erase(flash, S3_DATA_VOLATILE_POS, 0x6000);
+		flash->erase(flash, S3_DATA_VOLATILE_POS, S3_DATA_VOLATILE_SIZE);
 	}
 
 	nvram_pos = 0;
diff --git a/src/cpu/amd/agesa/s3_resume.h b/src/cpu/amd/agesa/s3_resume.h
index 10bc826..e1c6cfc 100644
--- a/src/cpu/amd/agesa/s3_resume.h
+++ b/src/cpu/amd/agesa/s3_resume.h
@@ -20,9 +20,13 @@
 #ifndef S3_RESUME_H
 #define S3_RESUME_H
 
-#define S3_DATA_NONVOLATILE_POS	(CONFIG_S3_VOLATILE_POS + 0x7000)
+/* The size needs to be 4k align, which is the sector size of most flashes. */
+#define S3_DATA_VOLATILE_SIZE	0x6000
+#define S3_DATA_MTRR_SIZE	0x1000
+#define S3_DATA_NONVOLATILE_SIZE	0x1000
 #define S3_DATA_VOLATILE_POS	CONFIG_S3_VOLATILE_POS
-#define S3_DATA_MTRR_POS	(CONFIG_S3_VOLATILE_POS + 0x6000)
+#define S3_DATA_MTRR_POS	(CONFIG_S3_VOLATILE_POS + S3_DATA_VOLATILE_SIZE)
+#define S3_DATA_NONVOLATILE_POS	(CONFIG_S3_VOLATILE_POS + S3_DATA_VOLATILE_SIZE + S3_DATA_MTRR_SIZE)
 
 typedef enum {
 	S3DataTypeNonVolatile=0,            ///< NonVolatile Data Type



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