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| author | Daisuke Nojiri <dnojiri@chromium.org> | 2016-05-03 16:46:55 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2016-05-07 03:32:46 -0700 |
| commit | 8917b808ce4b4cda9b8e52c7ff8bb04e7836479b (patch) | |
| tree | 3231215c5554493fb383167f4dc34883612e7035 | |
| parent | 8fc5916c7f66627be26203aa4f0d800a266b4b4b (diff) | |
| download | vboot-8917b808ce4b4cda9b8e52c7ff8bb04e7836479b.tar.gz | |
bdb: Add vboot_register.h
vboot_register.h lists definitions for vboot registers. Vboot registers
are used to transfer information between modules (coreboot & depthcharge)
or boots.
BUG=chrome-os-partner:51907
BRANCH=tot
TEST=make runtests
Change-Id: Ie0876fefb43d3e79a8f96e8f25f99f798892a056
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/342603
| -rw-r--r-- | firmware/bdb/vboot_register.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/firmware/bdb/vboot_register.h b/firmware/bdb/vboot_register.h new file mode 100644 index 00000000..8844bf62 --- /dev/null +++ b/firmware/bdb/vboot_register.h @@ -0,0 +1,22 @@ +/* Copyright 2016 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef VBOOT_REFERENCE_FIRMWARE_BDB_VBOOT_REGISTER_H +#define VBOOT_REFERENCE_FIRMWARE_BDB_VBOOT_REGISTER_H + +enum vboot_register { + /* Register cleared after every reset */ + VBOOT_REGISTER, + /* Register cleared after cold reset (persists after warm reset) */ + VBOOT_REGISTER_PERSIST, +}; + +/* Bit fields for VBOOT_REGISTER_PERSISTENT */ +#define VBOOT_REGISTER_RECOVERY_REQUEST (1 << 0) +#define VBOOT_REGISTER_TRY_SECONDARY_BDB (1 << 1) +#define VBOOT_REGISTER_FAILED_RW_PRIMARY (1 << 2) +#define VBOOT_REGISTER_FAILED_RW_SECONDARY (1 << 3) + +#endif |