Author: nwhitehorn
Date: Wed Feb 21 15:15:31 2018
New Revision: 329720
URL: https://svnweb.freebsd.org/changeset/base/329720
Log:
Add definitions for the new Radix MMU mode on POWER9+ CPUs.
Modified:
head/sys/powerpc/include/pte.h
Modified: head/sys/powerpc/include/pte.h
==============================================================================
--- head/sys/powerpc/include/pte.h Wed Feb 21 15:12:14 2018
(r329719)
+++ head/sys/powerpc/include/pte.h Wed Feb 21 15:15:31 2018
(r329720)
@@ -125,6 +125,37 @@ struct lpteg {
#define LPTE_RW LPTE_BW
#define LPTE_RO LPTE_BR
+/* POWER ISA 3.0 Radix Table Definitions */
+#define RPTE_VALID 0x8000000000000000ULL
+#define RPTE_LEAF 0x4000000000000000ULL /* is a PTE:
always 1 */
+#define RPTE_SW0 0x2000000000000000ULL
+#define RPTE_RPN_MASK 0x00FFFFFFFFFFF000ULL
+#define RPTE_RPN_SHIFT 12
+#define RPTE_SW1 0x0000000000000800ULL
+#define RPTE_SW2 0x0000000000000400ULL
+#define RPTE_SW3 0x0000000000000200ULL
+#define RPTE_R 0x0000000000000100ULL
+#define RPTE_C 0x0000000000000080ULL
+
+#define RPTE_ATTR_MASK 0x0000000000000030ULL
+#define RPTE_ATTR_MEM 0x0000000000000000ULL /* PTE M */
+#define RPTE_ATTR_SAO 0x0000000000000010ULL /* PTE WIM */
+#define RPTE_ATTR_GUARDEDIO 0x0000000000000020ULL /* PTE IMG */
+#define RPTE_ATTR_UNGUARDEDIO 0x0000000000000030ULL /* PTE IM */
+
+#define RPTE_EAA_MASK 0x000000000000000FULL
+#define RPTE_EAA_P 0x0000000000000008ULL /* Supervisor
only */
+#define RPTE_EAA_R 0x0000000000000004ULL /* Read allowed */
+#define RPTE_EAA_W 0x0000000000000002ULL /* Write (+read)
*/
+#define RPTE_EAA_X 0x0000000000000001ULL /* Execute
allowed */
+
+#define RPDE_VALID RPTE_VALID
+#define RPDE_LEAF RPTE_LEAF /* is a PTE:
always 0 */
+#define RPDE_NLB_MASK 0x0FFFFFFFFFFFFF00ULL
+#define RPDE_NLB_SHIFT 8
+#define RPDE_NLS_MASK 0x000000000000001FULL
+
+
#ifndef LOCORE
typedef struct pte pte_t;
typedef struct lpte lpte_t;
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