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Add boot flags to LoadFirmware(), for TPM init

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Review URL: http://codereview.chromium.org/2865015
This commit is contained in:
Randall Spangler
2010-06-23 21:51:13 -07:00
parent e2ec98412e
commit d0d48b58a1
2 changed files with 7 additions and 2 deletions
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4
firmware/include/load_firmware_fw.h
View File

@@ -20,6 +20,9 @@
#define LOAD_FIRMWARE_SUCCESS 0 /* Success */
#define LOAD_FIRMWARE_RECOVERY 1 /* Reboot to recovery mode */
/* Boot flags for LoadFirmware().boot_flags */
#define BOOT_FLAG_DEVELOPER UINT64_C(0x01) /* Developer switch is on */
typedef struct LoadFirmwareParams {
/* Inputs to LoadFirmware() */
void *firmware_root_key_blob; /* Key used to sign firmware header */
@@ -35,6 +38,7 @@ typedef struct LoadFirmwareParams {
* buffer, in bytes. On output, this
* will contain the actual key blob
* size placed into the buffer. */
uint64_t boot_flags; /* Boot flags */
/* Outputs from LoadFirmware(); valid only if LoadFirmware() returns
* LOAD_FIRMWARE_SUCCESS. */

5
firmware/lib/vboot_firmware.c
View File

@@ -60,8 +60,9 @@ int LoadFirmware(LoadFirmwareParams* params) {
}
/* Initialize the TPM and read rollback indices. */
/* TODO: fix SetupTPM parameter for developer mode */
if (0 != RollbackFirmwareSetup(0, &tpm_key_version, &tpm_fw_version)) {
if (0 != RollbackFirmwareSetup(
(params->boot_flags & BOOT_FLAG_DEVELOPER ? 1 : 0),
&tpm_key_version, &tpm_fw_version)) {
VBDEBUG(("Unable to get stored versions.\n"));
return LOAD_FIRMWARE_RECOVERY;
}