Author: andrew
Date: Mon Aug  1 10:36:58 2016
New Revision: 303610
URL: https://svnweb.freebsd.org/changeset/base/303610

Log:
  Add the fields for the PAR_EL1 register. This is used when performing an
  address lookup with the AT instructions.
  
  Obtained from:        ABT Systems Ltd
  MFC after:    1 month
  Sponsored by: The FreeBSD Foundation

Modified:
  head/sys/arm64/include/armreg.h

Modified: head/sys/arm64/include/armreg.h
==============================================================================
--- head/sys/arm64/include/armreg.h     Mon Aug  1 06:59:35 2016        
(r303609)
+++ head/sys/arm64/include/armreg.h     Mon Aug  1 10:36:58 2016        
(r303610)
@@ -312,6 +312,27 @@
 #define        MAIR_ATTR_MASK(idx)     (0xff << ((n)* 8))
 #define        MAIR_ATTR(attr, idx) ((attr) << ((idx) * 8))
 
+/* PAR_EL1 - Physical Address Register */
+#define        PAR_F_SHIFT             0
+#define        PAR_F                   (0x1 << PAR_F_SHIFT)
+#define        PAR_SUCCESS(x)          (((x) & PAR_F) == 0)
+/* When PAR_F == 0 (success) */
+#define        PAR_SH_SHIFT            7
+#define        PAR_SH_MASK             (0x3 << PAR_SH_SHIFT)
+#define        PAR_NS_SHIFT            9
+#define        PAR_NS_MASK             (0x3 << PAR_NS_SHIFT)
+#define        PAR_PA_SHIFT            12
+#define        PAR_PA_MASK             0x0000fffffffff000
+#define        PAR_ATTR_SHIFT          56
+#define        PAR_ATTR_MASK           (0xff << PAR_ATTR_SHIFT)
+/* When PAR_F == 1 (aborted) */
+#define        PAR_FST_SHIFT           1
+#define        PAR_FST_MASK            (0x3f << PAR_FST_SHIFT)
+#define        PAR_PTW_SHIFT           8
+#define        PAR_PTW_MASK            (0x1 << PAR_PTW_SHIFT)
+#define        PAR_S_SHIFT             9
+#define        PAR_S_MASK              (0x1 << PAR_S_SHIFT)
+
 /* SCTLR_EL1 - System Control Register */
 #define        SCTLR_RES0      0xc8222400      /* Reserved, write 0 */
 #define        SCTLR_RES1      0x30d00800      /* Reserved, write 1 */
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