diff --git a/arch/parisc/include/uapi/asm/pdc.h b/arch/parisc/include/uapi/asm/pdc.h
index cdab708516b4..15211723ebf5 100644
--- a/arch/parisc/include/uapi/asm/pdc.h
+++ b/arch/parisc/include/uapi/asm/pdc.h
@@ -61,6 +61,7 @@
 #define PDC_MODEL_GET_BOOT__OP	8	/* returns boot test options	*/
 #define PDC_MODEL_SET_BOOT__OP	9	/* set boot test options	*/
 #define PDC_MODEL_GET_PLATFORM_INFO 10	/* returns platform info	*/
+#define PDC_MODEL_GET_INSTALL_KERNEL 11	/* returns kernel for installation */
 
 #define PA89_INSTRUCTION_SET	0x4	/* capabilities returned	*/
 #define PA90_INSTRUCTION_SET	0x8
@@ -110,15 +111,22 @@
 #define PDC_STABLE_INITIALIZE	4
 
 #define PDC_NVOLATILE	11		/* often not implemented	*/
+#define PDC_NVOLATILE_READ	0
+#define PDC_NVOLATILE_WRITE	1
+#define PDC_NVOLATILE_RETURN_SIZE 2
+#define PDC_NVOLATILE_VERIFY_CONTENTS 3
+#define PDC_NVOLATILE_INITIALIZE 4
 
 #define PDC_ADD_VALID	12		/* Memory validation PDC call	*/
 #define PDC_ADD_VALID_VERIFY	0	/* Make PDC_ADD_VALID verify region */
 
+#define PDC_DEBUG	14		/* Obsolete			*/
+
 #define PDC_INSTR	15		/* get instr to invoke PDCE_CHECK() */
 
 #define PDC_PROC	16		/* (sprockets)			*/
 
-#define PDC_CONFIG	16		/* (sprockets)			*/
+#define PDC_CONFIG	17		/* (sprockets)			*/
 #define PDC_CONFIG_DECONFIG	0
 #define PDC_CONFIG_DRECONFIG	1
 #define PDC_CONFIG_DRETURN_CONFIG 2
@@ -168,7 +176,15 @@
 #define PDC_SOFT_POWER_INFO	0	/* return info about the soft power switch */
 #define PDC_SOFT_POWER_ENABLE	1	/* enable/disable soft power switch */
 
-#define PDC_CRASH_PREP 25		/* Prepare system for crash dump */
+#define PDC_ALLOC	24		/* allocate static storage for PDC & IODC */
+
+#define PDC_CRASH_PREP	25		/* Prepare system for crash dump */
+#define PDC_CRASH_DUMP		0	/* Do platform specific preparations for dump */
+#define PDC_CRASH_LOG_CEC_ERROR 1	/* Dump hardware registers	*/
+
+#define PDC_SCSI_PARMS	26		/* Get and set SCSI parameters	*/
+#define PDC_SCSI_GET_PARMS	0	/* Get SCSI parameters for I/O device */
+#define PDC_SCSI_SET_PARMS	1	/* Set SCSI parameters for I/O device */
 
 /* HVERSION dependent */