diff options
Diffstat (limited to 'firmware/2lib/2gbb.c')
| -rw-r--r-- | firmware/2lib/2gbb.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/firmware/2lib/2gbb.c b/firmware/2lib/2gbb.c index b64c5acf..d5c46dce 100644 --- a/firmware/2lib/2gbb.c +++ b/firmware/2lib/2gbb.c @@ -117,3 +117,86 @@ vb2_gbb_flags_t vb2api_gbb_get_flags(struct vb2_context *ctx) struct vb2_gbb_header *gbb = vb2_get_gbb(ctx); return gbb->flags; } + +vb2_error_t vb2_get_gbb_flag_description(enum vb2_gbb_flag flag, + const char **name, + const char **description) +{ + switch (flag) { + case VB2_GBB_FLAG_DEV_SCREEN_SHORT_DELAY: + *name = "VB2_GBB_FLAG_DEV_SCREEN_SHORT_DELAY"; + *description = "Reduce the dev screen delay to 2 sec from 30 sec."; + break; + case VB2_GBB_FLAG_LOAD_OPTION_ROMS: + *name = "VB2_GBB_FLAG_LOAD_OPTION_ROMS"; + *description = "BIOS should load option ROMs from arbitrary PCI devices."; + break; + case VB2_GBB_FLAG_ENABLE_ALTERNATE_OS: + *name = "VB2_GBB_FLAG_ENABLE_ALTERNATE_OS"; + *description = "Boot a non-ChromeOS kernel."; + break; + case VB2_GBB_FLAG_FORCE_DEV_SWITCH_ON: + *name = "VB2_GBB_FLAG_FORCE_DEV_SWITCH_ON"; + *description = "Force dev switch on, regardless of physical/keyboard dev switch."; + break; + case VB2_GBB_FLAG_FORCE_DEV_BOOT_USB: + *name = "VB2_GBB_FLAG_FORCE_DEV_BOOT_USB"; + *description = "Allow booting from external disk even if dev_boot_usb=0."; + break; + case VB2_GBB_FLAG_DISABLE_FW_ROLLBACK_CHECK: + *name = "VB2_GBB_FLAG_DISABLE_FW_ROLLBACK_CHECK"; + *description = "Disable firmware rollback protection."; + break; + case VB2_GBB_FLAG_ENTER_TRIGGERS_TONORM: + *name = "VB2_GBB_FLAG_ENTER_TRIGGERS_TONORM"; + *description = "Allow Enter key to trigger dev->tonorm screen transition."; + break; + case VB2_GBB_FLAG_FORCE_DEV_BOOT_ALTFW: + *name = "VB2_GBB_FLAG_FORCE_DEV_BOOT_ALTFW"; + *description = + "Allow booting Legacy OSes even if dev_boot_altfw=0."; + break; + case VB2_GBB_FLAG_RUNNING_FAFT: + *name = "VB2_GBB_FLAG_RUNNING_FAFT"; + *description = "Currently running FAFT tests."; + break; + case VB2_GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC: + *name = "VB2_GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC"; + *description = "Disable EC software sync."; + break; + case VB2_GBB_FLAG_DEFAULT_DEV_BOOT_ALTFW: + *name = "VB2_GBB_FLAG_DEFAULT_DEV_BOOT_ALTFW"; + *description = "Default to booting legacy OS when dev screen times out."; + break; + case VB2_GBB_FLAG_DISABLE_AUXFW_SOFTWARE_SYNC: + *name = "VB2_GBB_FLAG_DISABLE_AUXFW_SOFTWARE_SYNC"; + *description = + "Disable auxiliary firmware (auxfw) software sync."; + break; + case VB2_GBB_FLAG_DISABLE_LID_SHUTDOWN: + *name = "VB2_GBB_FLAG_DISABLE_LID_SHUTDOWN"; + *description = "Disable shutdown on lid closed."; + break; + case VB2_GBB_FLAG_DEPRECATED_FORCE_DEV_BOOT_FASTBOOT_FULL_CAP: + *name = "VB2_GBB_FLAG_DEPRECATED_FORCE_DEV_BOOT_FASTBOOT_FULL_CAP"; + *description = "Allow full fastboot capability in firmware even if dev_boot_fastboot_full_cap=0."; + break; + case VB2_GBB_FLAG_FORCE_MANUAL_RECOVERY: + *name = "VB2_GBB_FLAG_FORCE_MANUAL_RECOVERY"; + *description = "Recovery mode always assumes manual recovery, even if EC_IN_RW=1."; + break; + case VB2_GBB_FLAG_DISABLE_FWMP: + *name = "VB2_GBB_FLAG_DISABLE_FWMP"; + *description = "Disable FWMP."; + break; + case VB2_GBB_FLAG_ENABLE_UDC: + *name = "VB2_GBB_FLAG_ENABLE_UDC"; + *description = "Enable USB Device Controller."; + break; + default: + *name = NULL; + *description = NULL; + return VB2_ERROR_UNKNOWN; + } + return VB2_SUCCESS; +} |