Date: Wed, 21 Feb 2018 15:15:32 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329720 - head/sys/powerpc/include Message-ID: <201802211515.w1LFFW4h023164@repo.freebsd.org>
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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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