include: Add PRD message definition

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 39 insertions, 1 deletions

diff --git a/include/opal.h b/include/opal.h
index bdb0cc5..2428102 100644
--- a/include/opal.h
+++ b/include/opal.h
@@ -164,7 +164,8 @@
 #define OPAL_FLASH_READ				110
 #define OPAL_FLASH_WRITE			111
 #define OPAL_FLASH_ERASE			112
-#define OPAL_LAST				112
+#define OPAL_PRD_MSG				113
+#define OPAL_LAST				113
 
 /* Device tree flags */
 
@@ -419,6 +420,7 @@ enum opal_msg_type {
 	OPAL_MSG_SHUTDOWN,		/* params[0] = 1 reboot, 0 shutdown */
 	OPAL_MSG_HMI_EVT,
 	OPAL_MSG_DPO,
+	OPAL_MSG_PRD,
 	OPAL_MSG_TYPE_MAX,
 };
 
@@ -786,6 +788,42 @@ typedef struct oppanel_line {
 	__be64 line_len;
 } oppanel_line_t;
 
+enum opal_prd_msg_type {
+	OPAL_PRD_MSG_TYPE_INIT = 0,	/* HBRT --> OPAL */
+	OPAL_PRD_MSG_TYPE_FINI,		/* HBRT --> OPAL */
+	OPAL_PRD_MSG_TYPE_ATTN,		/* HBRT <-- OPAL */
+	OPAL_PRD_MSG_TYPE_ATTN_ACK,	/* HBRT --> OPAL */
+	OPAL_PRD_MSG_TYPE_OCC_ERROR,	/* HBRT <-- OPAL */
+	OPAL_PRD_MSG_TYPE_OCC_RESET,	/* HBRT <-- OPAL */
+};
+
+struct opal_prd_msg {
+	uint8_t		type;
+	uint8_t		pad[3];
+	__be32		token;
+	union {
+		struct {
+			__be64	version;
+			__be64	ipoll;
+		} init;
+		struct {
+			__be64	proc;
+			__be64	ipoll_status;
+			__be64	ipoll_mask;
+		} attn;
+		struct {
+			__be64	proc;
+			__be64	ipoll_ack;
+		} attn_ack;
+		struct {
+			__be64	chip;
+		} occ_error;
+		struct {
+			__be64	chip;
+		} occ_reset;
+	};
+};
+
 /*
  * SG entries
  *