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author | Ting Shen <phoenixshen@google.com> | 2018-04-12 15:36:59 +0800 |
---|---|---|
committer | chrome-bot <chrome-bot@chromium.org> | 2018-08-07 01:51:13 -0700 |
commit | 935d60e8374f0d73123a5dedf0f1c144c3249820 (patch) | |
tree | be03f872e2ed8fae51b9a954580b6f9846ee6a3d /host | |
parent | 9ad8a41b8cedef9ac1f0513992ce6958eb86c257 (diff) | |
download | vboot-935d60e8374f0d73123a5dedf0f1c144c3249820.tar.gz |
Add AltOS NVRAM flags
Port CL:1009444 to ToT.
Adds (enable|disable)_alt_os_request flag for AltOS boot flow.
BRANCH=none
BUG=b:70804764
TEST=1. make runtests
2. Manually, set and get new flags via crossystem
Change-Id: Ie7fe2620f736335f11c39cbfe37b3fdf400ff926
Reviewed-on: https://chromium-review.googlesource.com/1014840
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Ting Shen <phoenixshen@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Diffstat (limited to 'host')
-rw-r--r-- | host/lib/crossystem.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/host/lib/crossystem.c b/host/lib/crossystem.c index e41815ec..d87c3f26 100644 --- a/host/lib/crossystem.c +++ b/host/lib/crossystem.c @@ -573,6 +573,10 @@ int VbGetSystemPropertyInt(const char *name) } else { value = 0; } + } else if (!strcasecmp(name, "enable_alt_os_request")) { + value = vb2_get_nv_storage(VB2_NV_ENABLE_ALT_OS_REQUEST); + } else if (!strcasecmp(name, "disable_alt_os_request")) { + value = vb2_get_nv_storage(VB2_NV_DISABLE_ALT_OS_REQUEST); } return value; @@ -729,6 +733,10 @@ int VbSetSystemPropertyInt(const char *name, int value) return vb2_set_nv_storage(VB2_NV_BATTERY_CUTOFF_REQUEST, value); } else if (!strcasecmp(name,"kernel_max_rollforward")) { return vb2_set_nv_storage(VB2_NV_KERNEL_MAX_ROLLFORWARD, value); + } else if (!strcasecmp(name, "enable_alt_os_request")) { + return vb2_set_nv_storage(VB2_NV_ENABLE_ALT_OS_REQUEST, value); + } else if (!strcasecmp(name, "disable_alt_os_request")) { + return vb2_set_nv_storage(VB2_NV_DISABLE_ALT_OS_REQUEST, value); } return -1; |