[U-Boot] [PATCH 16/24] sandbox: cros_ec: Support EC_CMD_ENTERING_MODE emulation

Simon Glass
2015-05-04T17:31:09Z

Emualate this function which is used with Chrome OS verified boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

drivers/misc/cros_ec_sandbox.c | 2 ++
include/ec_commands.h | 15 +++++++++++++++
2 files changed, 17 insertions(+)

diff --git a/drivers/misc/cros_ec_sandbox.c b/drivers/misc/cros_ec_sandbox.c
index df41e82..7509612 100644
--- a/drivers/misc/cros_ec_sandbox.c
+++ b/drivers/misc/cros_ec_sandbox.c
@@ -459,6 +459,8 @@ static int process_cmd(struct ec_state *ec,
case EC_CMD_MKBP_STATE:
len = cros_ec_keyscan(ec, resp_data);
break;
+ case EC_CMD_ENTERING_MODE:
+ break;
default:
printf(" ** Unknown EC command %#02x\n", req_hdr->command);
return -1;
diff --git a/include/ec_commands.h b/include/ec_commands.h
index 78baab1..7605066 100644
--- a/include/ec_commands.h
+++ b/include/ec_commands.h
@@ -1555,6 +1555,21 @@ struct ec_params_sb_wr_block {
uint16_t data[32];
} __packed;

+/*
+ * Entering Verified Boot Mode Command
+ * Default mode is VBOOT_MODE_NORMAL if EC did not receive this command.
+ * Valid Modes are: normal, developer, and recovery.
+ */
+#define EC_CMD_ENTERING_MODE 0xb6
+
+struct ec_params_entering_mode {
+ int vboot_mode;
+} __packed;
+
+#define VBOOT_MODE_NORMAL 0
+#define VBOOT_MODE_DEVELOPER 1
+#define VBOOT_MODE_RECOVERY 2
+
/*****************************************************************************/
/* System commands */

--
2.2.0.rc0.207.ga3a616c