[PATCH linux-next v4 05/11] MIPS: bcm963xx: Update bcm_tag field image_sequence
Simon Arlott
simon at fire.lp0.eu
Sun Dec 13 14:48:44 PST 2015
The "dual_image" and "inactive_flag" fields should be merged into a single
"image_sequence" field.
Signed-off-by: Simon Arlott <simon at fire.lp0.eu>
---
v4: New patch.
include/linux/bcm963xx_tag.h | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/include/linux/bcm963xx_tag.h b/include/linux/bcm963xx_tag.h
index 08e0133..161c7b3 100644
--- a/include/linux/bcm963xx_tag.h
+++ b/include/linux/bcm963xx_tag.h
@@ -12,8 +12,7 @@
#define CHIPID_LEN 6 /* Chip Id Length */
#define IMAGE_LEN 10 /* Length of Length Field */
#define ADDRESS_LEN 12 /* Length of Address field */
-#define DUALFLAG_LEN 2 /* Dual Image flag Length */
-#define INACTIVEFLAG_LEN 2 /* Inactie Flag Length */
+#define IMAGE_SEQUENCE_LEN 4 /* Image sequence Length */
#define RSASIG_LEN 20 /* Length of RSA Signature in tag */
#define TAGINFO1_LEN 30 /* Length of vendor information field1 in tag */
#define FLASHLAYOUTVER_LEN 4 /* Length of Flash Layout Version String tag */
@@ -72,10 +71,10 @@ struct bcm_tag {
char kernel_address[ADDRESS_LEN];
/* 128-137: Size of kernel */
char kernel_length[IMAGE_LEN];
- /* 138-139: Unused at the moment */
- char dual_image[DUALFLAG_LEN];
- /* 140-141: Unused at the moment */
- char inactive_flag[INACTIVEFLAG_LEN];
+ /* 138-141: Image sequence number
+ * (to be incremented when flashed with a new image)
+ */
+ char image_sequence[IMAGE_SEQUENCE_LEN];
/* 142-161: RSA Signature (not used; some vendors may use this) */
char rsa_signature[RSASIG_LEN];
/* 162-191: Compilation and related information (not used in OpenWrt) */
--
2.1.4
--
Simon Arlott
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