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authorzhang sanshan <sanshan.zhang@nxp.com>2017-05-15 10:45:07 +0800
committerChen Guoyin <guoyin.chen@nxp.com>2017-07-10 15:08:53 +0800
commit1c79796a523255af5d012fa3cbc5400131b3b8b9 (patch)
tree671d094845bc787fca67f158f73084db3ee80f49 /lib/avb/fsl/utils.h
parent893ec7807779aa34ce49866f03e49c592fff9543 (diff)
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MA-9409-1 enable avb on android things.
Fix issue for API changed from v2017. porting below patch from v2016. commit 44834fd12f60a090e3d10ab6f84a75460894d49d Change-Id: Ifaf0b86dd29648f9150646f00f54502676df9013 Signed-off-by: zhang sanshan <sanshan.zhang@nxp.com>
Diffstat (limited to 'lib/avb/fsl/utils.h')
-rw-r--r--lib/avb/fsl/utils.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/avb/fsl/utils.h b/lib/avb/fsl/utils.h
new file mode 100644
index 0000000..6fe72f5
--- /dev/null
+++ b/lib/avb/fsl/utils.h
@@ -0,0 +1,25 @@
+#ifndef __UTILS_H__
+#define __UTILS_H__
+
+#include <common.h>
+
+#define ALIGN_BYTES 64 /*mmc block read/write need 64 bytes aligned */
+
+struct margin_pos {
+ /* which blk the read/write starts */
+ uint64_t blk_start;
+ /* which blk the read/write ends */
+ uint64_t blk_end;
+ /* start position inside the start blk */
+ unsigned long start;
+ /* end position inside the end blk */
+ unsigned long end;
+ /* how many blks can be read/write one time */
+ unsigned long multi;
+};
+typedef struct margin_pos margin_pos_t;
+
+int get_margin_pos(uint64_t part_start, uint64_t part_end, unsigned long blksz,
+ margin_pos_t *margin, int64_t offset, size_t num_bytes, bool allow_partial);
+
+#endif