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-rw-r--r--src/soc/intel/common/block/cse/cse.c22
-rw-r--r--src/soc/intel/common/block/include/intelblocks/cse.h19
2 files changed, 20 insertions, 21 deletions
diff --git a/src/soc/intel/common/block/cse/cse.c b/src/soc/intel/common/block/cse/cse.c
index d323c76b74..c82f3bdc7a 100644
--- a/src/soc/intel/common/block/cse/cse.c
+++ b/src/soc/intel/common/block/cse/cse.c
@@ -582,7 +582,7 @@ uint32_t me_read_config32(int offset)
* Sends GLOBAL_RESET_REQ cmd to CSE.The reset type can be GLOBAL_RESET/
* HOST_RESET_ONLY/CSE_RESET_ONLY.
*/
-int send_heci_reset_req_message(uint8_t rst_type)
+int cse_request_global_reset(enum rst_req_type rst_type)
{
int status;
struct mkhi_hdr reply;
@@ -601,27 +601,25 @@ int send_heci_reset_req_message(uint8_t rst_type)
};
size_t reply_size;
+ printk(BIOS_DEBUG, "HECI: Global Reset(Type:%d) Command\n", rst_type);
if (!((rst_type == GLOBAL_RESET) ||
- (rst_type == HOST_RESET_ONLY) || (rst_type == CSE_RESET_ONLY)))
- return -1;
+ (rst_type == HOST_RESET_ONLY) || (rst_type == CSE_RESET_ONLY))) {
+ printk(BIOS_ERR, "HECI: Unsupported reset type is requested\n");
+ return 0;
+ }
heci_reset();
reply_size = sizeof(reply);
memset(&reply, 0, reply_size);
- printk(BIOS_DEBUG, "HECI: Global Reset(Type:%d) Command\n", rst_type);
if (rst_type == CSE_RESET_ONLY)
- status = heci_send_receive(&msg, sizeof(msg), NULL, 0);
+ status = heci_send(&msg, sizeof(msg), BIOS_HOST_ADDR, HECI_MKHI_ADDR);
else
- status = heci_send_receive(&msg, sizeof(msg), &reply,
- &reply_size);
-
- if (status != 1)
- return -1;
+ status = heci_send_receive(&msg, sizeof(msg), &reply, &reply_size);
- printk(BIOS_DEBUG, "HECI: Global Reset success!\n");
- return 0;
+ printk(BIOS_DEBUG, "HECI: Global Reset %s!\n", status ? "success" : "failure");
+ return status;
}
/* Sends HMRFPO Enable command to CSE */
diff --git a/src/soc/intel/common/block/include/intelblocks/cse.h b/src/soc/intel/common/block/include/intelblocks/cse.h
index 1377bd43fb..aff330a815 100644
--- a/src/soc/intel/common/block/include/intelblocks/cse.h
+++ b/src/soc/intel/common/block/include/intelblocks/cse.h
@@ -112,12 +112,18 @@ void cse_set_host_ready(void);
*/
uint8_t cse_wait_sec_override_mode(void);
+enum rst_req_type {
+ GLOBAL_RESET = 1,
+ HOST_RESET_ONLY = 2,
+ CSE_RESET_ONLY = 3,
+};
+
/*
- * Sends GLOBAL_RESET_REQ cmd to CSE.The reset type can be
- * GLOBAL_RESET/HOST_RESET_ONLY/CSE_RESET_ONLY.
- * Returns -1 on failure and 0 on success.
+ * Sends GLOBAL_RESET_REQ cmd to CSE.
+ * The reset type can be one of the above defined reset type.
+ * Returns 0 on failure and 1 on success.
*/
-int send_heci_reset_req_message(uint8_t rst_type);
+int cse_request_global_reset(enum rst_req_type rst_type);
/*
* Send HMRFPO_ENABLE command.
@@ -138,11 +144,6 @@ int cse_hmrfpo_get_status(void);
/* Fixed Address MEI Header's ME Address field value */
#define HECI_MKHI_ADDR 0x07
-/* Command GLOBAL_RESET_REQ Reset Types */
-#define GLOBAL_RESET 1
-#define HOST_RESET_ONLY 2
-#define CSE_RESET_ONLY 3
-
/* HMRFPO Status types */
/* Host can't access ME region */
#define MKHI_HMRFPO_DISABLED 0