scottk/OpenCellular
1
0
Fork 0
mirror of https://github.com/Telecominfraproject/OpenCellular.git synced 2025-11-24 02:05:01 +00:00
Code Issues Packages Projects Releases Wiki Activity

Create vbutil_ec tool for signing EC firmware.

Browse Source 
This just adds the vbutil_ec tool (and a simple test of the library
functions related to it).

BUG=chrome-os-partner:7459, chromium-os:27142
TEST=manual

  make
  make runtests

Change-Id: I2a2c4e7cfb8ac6ce2229c5de4252a5cc89321fa5
Reviewed-on: https://gerrit.chromium.org/gerrit/21868
Commit-Ready: Bill Richardson <wfrichar@chromium.org>
Tested-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-by: Stefan Reinauer <reinauer@google.com>
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
This commit is contained in:
Bill Richardson
2012-05-03 08:40:44 -07:00
committed by Gerrit
parent f47291926a
commit 2448d3b3bc
20 changed files with 748 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
firmware/include/vboot_struct.h
View File

@@ -76,6 +76,42 @@ typedef struct VbKeyBlockHeader {
#define EXPECTED_VBKEYBLOCKHEADER_SIZE 112
/****************************************************************************/
#define EC_PREAMBLE_HEADER_VERSION_MAJOR 1
#define EC_PREAMBLE_HEADER_VERSION_MINOR 0
/* Flags for VbECPreambleHeader.flags */
/* Use the normal boot path from the read-only firmware, instead
* of verifying the body signature. */
#define VB_EC_PREAMBLE_USE_RO_NORMAL 0x00000001
/* Premable block for EC rewritable firmware, version 1.0 */
typedef struct VbECPreambleHeader {
uint64_t preamble_size; /* Size of this preamble, including keys,
* signatures, and padding, in bytes */
VbSignature preamble_signature; /* Signature for this preamble
* (header + * body signature) */
uint32_t header_version_major; /* Version of this header format */
uint32_t header_version_minor; /* Version of this header format */
uint64_t firmware_version; /* Firmware version */
VbSignature body_digest; /* Digest for the firmware body */
uint32_t flags; /* Flags; see VB_EC_PREAMBLE_* */
char name[128]; /* Human-readable ASCII, null-padded */
} __attribute__((packed)) VbECPreambleHeader;
#define EXPECTED_VB_EC_PREAMBLE_HEADER1_0_SIZE 76
/* The firmware preamble header should be followed by:
* 2) The signature data for the firmware body, pointed to by
* body_signature.sig_offset.
* 3) The signature data for (header + body signature data), pointed
* to by preamble_signature.sig_offset. */
/****************************************************************************/
#define FIRMWARE_PREAMBLE_HEADER_VERSION_MAJOR 2
#define FIRMWARE_PREAMBLE_HEADER_VERSION_MINOR 1
@@ -134,6 +170,7 @@ typedef struct VbFirmwarePreambleHeader {
* 3) The signature data for (header + kernel_subkey data + body signature
* data), pointed to by preamble_signature.sig_offset. */
/****************************************************************************/
#define KERNEL_PREAMBLE_HEADER_VERSION_MAJOR 2
#define KERNEL_PREAMBLE_HEADER_VERSION_MINOR 0
@@ -162,6 +199,8 @@ typedef struct VbKernelPreambleHeader {
#define EXPECTED_VBKERNELPREAMBLEHEADER_SIZE 96
/****************************************************************************/
/* Constants and sub-structures for VbSharedDataHeader */
/* Magic number for recognizing VbSharedDataHeader ("VbSD") */