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Refactor LoadFirmware() and LoadKernel() to return VbError_t

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BUG=chromium-os:18161
TEST=make && make runtests

Change-Id: I1f60654fef84e26ee15fa8bdaacdb87fb1ddf69e
Reviewed-on: http://gerrit.chromium.org/gerrit/4676
Reviewed-by: Stefan Reinauer <reinauer@chromium.org>
Tested-by: Randall Spangler <rspangler@chromium.org>
This commit is contained in:
Randall Spangler
2011-07-25 13:24:22 -07:00
parent 1cf77cda5e
commit dfb0175a5b
9 changed files with 58 additions and 117 deletions
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26
firmware/include/load_firmware_fw.h
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@@ -13,12 +13,6 @@
#include "vboot_nvstorage.h"
#include "vboot_struct.h"
/* Return codes for LoadFirmware() and S3Resume(). */
#define LOAD_FIRMWARE_SUCCESS 0 /* Success */
#define LOAD_FIRMWARE_RECOVERY 1 /* Reboot to recovery mode. The specific
* recovery reason has been set in
* VbNvContext (VBNV_RECOVERY_REQUEST). */
typedef struct LoadFirmwareParams {
/* Inputs to LoadFirmware() */
void* gbb_data; /* Pointer to GBB data */
@@ -56,7 +50,7 @@ typedef struct LoadFirmwareParams {
} LoadFirmwareParams;
/* Functions provided by PEI to LoadFirmware() */
/* Functions provided by wrapper to LoadFirmware() */
/* Get the firmware body data for [firmware_index], which is either
* 0 (the first firmware image) or 1 (the second firmware image).
@@ -73,17 +67,12 @@ typedef struct LoadFirmwareParams {
int GetFirmwareBody(LoadFirmwareParams* params, uint64_t firmware_index);
/* Functions provided by verified boot library to PEI */
/* Functions provided by vboot_firmware to wrapper */
/* Early setup for LoadFirmware(). This should be called as soon as the TPM
* is available in the boot process.
/* Load the rewritable firmware.
*
* Returns LOAD_FIRMWARE_SUCCESS if successful, error code on failure. */
int LoadFirmwareSetup(void);
/* Attempts to load the rewritable firmware.
*
* Returns LOAD_FIRMWARE_SUCCESS if successful, error code on failure. */
* Returns VBERROR_SUCCESS if successful. If unsuccessful, sets a recovery
* reason via VbNvStorage and returns an error code. */
int LoadFirmware(LoadFirmwareParams* params);
@@ -93,9 +82,4 @@ int LoadFirmware(LoadFirmwareParams* params);
void UpdateFirmwareBodyHash(LoadFirmwareParams* params,
uint8_t* data, uint32_t size);
/* Handle S3 resume.
*
* Returns LOAD_FIRMWARE_SUCCESS if successful, error code on failure. */
int S3Resume(void);
#endif /* VBOOT_REFERENCE_LOAD_FIRMWARE_FW_H_ */