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Unified Diff: firmware/lib/include/rollback_index.h

Issue 6685075: Add TPM version checking (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/vboot_reference.git@master
Patch Set: Created 9 years, 9 months ago
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Index: firmware/lib/include/rollback_index.h
diff --git a/firmware/lib/include/rollback_index.h b/firmware/lib/include/rollback_index.h
index 0e630dbb8cf420573fd35cc9e1b5190888595459..7db85150d43aafec3f0a4572cb58380b7debf0c0 100644
--- a/firmware/lib/include/rollback_index.h
+++ b/firmware/lib/include/rollback_index.h
@@ -94,6 +94,11 @@ uint32_t RollbackS3Resume(void);
* mode. */
uint32_t RollbackFirmwareSetup(int developer_mode, uint32_t* version);
+/* Read may be called to get the version. This is not necessary in
+ * the normal boot path, because RollbackFirmwareSetup() provides the
+ * same information. It may be used in the recovery path. */
+uint32_t RollbackFirmwareRead(uint32_t* version);
+
/* Write may be called if the versions change */
uint32_t RollbackFirmwareWrite(uint32_t version);
@@ -109,8 +114,7 @@ uint32_t RollbackFirmwareLock(void);
* mode. */
uint32_t RollbackKernelRecovery(int developer_mode);
-/* Read and write may be called if not in developer mode. If called in
- * recovery mode, the effect is undefined. */
+/* Read and write may be called to read and write the kernel version. */
uint32_t RollbackKernelRead(uint32_t* version);
uint32_t RollbackKernelWrite(uint32_t version);
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