* @OSF_COPYRIGHT@
*/
/* CMU_ENDHIST */
-/*
+/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
* All Rights Reserved.
- *
+ *
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
- *
+ *
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
+ *
* Carnegie Mellon requests users of this software to return to
- *
+ *
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
- *
+ *
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* Processor registers for ARM
*/
-#ifndef _ARM_PROC_REG_H_
-#define _ARM_PROC_REG_H_
+#ifndef _ARM_PROC_REG_H_
+#define _ARM_PROC_REG_H_
#if defined (__arm64__)
#include <pexpert/arm64/board_config.h>
#if defined(__XNU_UP__)
#define __ARM_SMP__ 0
#else
-#define __ARM_SMP__ 1
+#define __ARM_SMP__ 1
/* For SMP kernels, force physical aperture to be mapped at PTE level so that its mappings
* can be updated to reflect cache attribute changes on alias mappings. This prevents
* prefetched physical aperture cachelines from becoming dirty in L1 due to a write to
* an uncached alias mapping on the same core. Subsequent uncached writes from another
* core may not snoop this line, and the dirty line may end up being evicted later to
* effectively overwrite the uncached writes from other cores. */
-#define __ARM_PTE_PHYSMAP__ 1
+#define __ARM_PTE_PHYSMAP__ 1
#endif
/* __ARMA7_SMP__ controls whether we are consistent with the A7 MP_CORE spec; needed because entities other than
* the xnu-managed processors may need to snoop our cache operations.
*/
-#define __ARMA7_SMP__ 1
+#define __ARMA7_SMP__ 1
#define __ARM_COHERENT_CACHE__ 1
-#define __ARM_L1_PTW__ 1
+#define __ARM_L1_PTW__ 1
#define __ARM_DEBUG__ 7
#define __ARM_USER_PROTECT__ 1
-#define __ARM_TIME_TIMEBASE_ONLY__ 1
+#define __ARM_TIME_TIMEBASE_ONLY__ 1
#elif defined (APPLECYCLONE)
-#define __ARM_ARCH__ 8
-#define __ARM_VMSA__ 8
-#define __ARM_SMP__ 1
-#define __ARM_VFP__ 4
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_VFP__ 4
#define __ARM_COHERENT_CACHE__ 1
#define __ARM_COHERENT_IO__ 1
-#define __ARM_IC_NOALIAS_ICACHE__ 1
+#define __ARM_IC_NOALIAS_ICACHE__ 1
#define __ARM_L1_PTW__ 1
-#define __ARM_DEBUG__ 7
+#define __ARM_DEBUG__ 7
#define __ARM_ENABLE_SWAP__ 1
#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
#define __ARM64_PMAP_SUBPAGE_L1__ 1
+#define __ARM_KERNEL_PROTECT__ 1
#elif defined (APPLETYPHOON)
-#define __ARM_ARCH__ 8
-#define __ARM_VMSA__ 8
-#define __ARM_SMP__ 1
-#define __ARM_VFP__ 4
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_VFP__ 4
#define __ARM_COHERENT_CACHE__ 1
#define __ARM_COHERENT_IO__ 1
-#define __ARM_IC_NOALIAS_ICACHE__ 1
+#define __ARM_IC_NOALIAS_ICACHE__ 1
#define __ARM_L1_PTW__ 1
-#define __ARM_DEBUG__ 7
+#define __ARM_DEBUG__ 7
#define __ARM_ENABLE_SWAP__ 1
#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
#define __ARM64_PMAP_SUBPAGE_L1__ 1
+#define __ARM_KERNEL_PROTECT__ 1
#elif defined (APPLETWISTER)
-#define __ARM_ARCH__ 8
-#define __ARM_VMSA__ 8
-#define __ARM_SMP__ 1
-#define __ARM_VFP__ 4
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_VFP__ 4
#define __ARM_COHERENT_CACHE__ 1
#define __ARM_COHERENT_IO__ 1
-#define __ARM_IC_NOALIAS_ICACHE__ 1
+#define __ARM_IC_NOALIAS_ICACHE__ 1
#define __ARM_L1_PTW__ 1
-#define __ARM_DEBUG__ 7
+#define __ARM_DEBUG__ 7
#define __ARM_ENABLE_SWAP__ 1
#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
-#define __ARM_16K_PG__ 1
-#define __ARM64_TWO_LEVEL_PMAP__ 1
+#define __ARM_16K_PG__ 1
+#define __ARM64_PMAP_SUBPAGE_L1__ 1
+#define __ARM_KERNEL_PROTECT__ 1
#elif defined (APPLEHURRICANE)
-#define __ARM_ARCH__ 8
-#define __ARM_VMSA__ 8
-#define __ARM_SMP__ 1
-#define __ARM_VFP__ 4
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_VFP__ 4
#define __ARM_COHERENT_CACHE__ 1
#define __ARM_COHERENT_IO__ 1
-#define __ARM_IC_NOALIAS_ICACHE__ 1
+#define __ARM_IC_NOALIAS_ICACHE__ 1
#define __ARM_L1_PTW__ 1
-#define __ARM_DEBUG__ 7
+#define __ARM_DEBUG__ 7
#define __ARM_ENABLE_SWAP__ 1
#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
-#define __ARM_16K_PG__ 1
+#define __ARM_16K_PG__ 1
#define __ARM64_PMAP_SUBPAGE_L1__ 1
+#define __ARM_KERNEL_PROTECT__ 1
#define __ARM_GLOBAL_SLEEP_BIT__ 1
#define __ARM_PAN_AVAILABLE__ 1
+#elif defined (APPLEMONSOON)
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_AMP__ 1
+#define __ARM_VFP__ 4
+#define __ARM_COHERENT_CACHE__ 1
+#define __ARM_COHERENT_IO__ 1
+#define __ARM_IC_NOALIAS_ICACHE__ 1
+#define __ARM_L1_PTW__ 1
+#define __ARM_DEBUG__ 7
+#define __ARM_ENABLE_SWAP__ 1
+#define __ARM_V8_CRYPTO_EXTENSIONS__ 1
+#define __ARM_16K_PG__ 1
+#define __ARM64_PMAP_SUBPAGE_L1__ 1
+#define __ARM_KERNEL_PROTECT__ 1
+#define __ARM_GLOBAL_SLEEP_BIT__ 1
+#define __ARM_PAN_AVAILABLE__ 1
+#define __ARM_WKDM_ISA_AVAILABLE__ 1
+#define __PLATFORM_WKDM_ALIGNMENT_MASK__ (0x3FULL)
+#define __PLATFORM_WKDM_ALIGNMENT_BOUNDARY__ (64)
+#define __ARM_CLUSTER_COUNT__ 2
+
+#elif defined (BCM2837)
+#define __ARM_ARCH__ 8
+#define __ARM_VMSA__ 8
+#define __ARM_SMP__ 1
+#define __ARM_VFP__ 4
+#define __ARM_COHERENT_CACHE__ 1
+#define __ARM_L1_PTW__ 1
+#define __ARM_DEBUG__ 7
+#define __ARM64_PMAP_SUBPAGE_L1__ 1
#else
#error processor not supported
#endif
+#if __ARM_KERNEL_PROTECT__
+/*
+ * This feature is not currently implemented for 32-bit ARM CPU architectures.
+ * A discussion of this feature for 64-bit ARM CPU architectures can be found
+ * in the ARM64 version of this file.
+ */
+#if __arm__
+#error __ARM_KERNEL_PROTECT__ is not supported on ARM32
+#endif
+#endif /* __ARM_KERNEL_PROTECT__ */
+
#if defined(ARM_BOARD_WFE_TIMEOUT_NS)
#define __ARM_ENABLE_WFE_ 1
#else
#define CONFIG_THREAD_GROUPS 0
-#ifdef XNU_KERNEL_PRIVATE
+#ifdef XNU_KERNEL_PRIVATE
-#if __ARM_VFP__
-#define ARM_VFP_DEBUG 0
+#if __ARM_VFP__
+#define ARM_VFP_DEBUG 0
#endif
#endif
* +-----------------------------------------------------------+
*/
-/*
- * Flags
+/*
+ * Flags
*/
-#define PSR_NF 0x80000000 /* Negative/Less than */
-#define PSR_ZF 0x40000000 /* Zero */
-#define PSR_CF 0x20000000 /* Carry/Borrow/Extend */
-#define PSR_VF 0x10000000 /* Overflow */
-#define PSR_QF 0x08000000 /* saturation flag (QADD ARMv5) */
+#define PSR_NF 0x80000000 /* Negative/Less than */
+#define PSR_ZF 0x40000000 /* Zero */
+#define PSR_CF 0x20000000 /* Carry/Borrow/Extend */
+#define PSR_VF 0x10000000 /* Overflow */
+#define PSR_QF 0x08000000 /* saturation flag (QADD ARMv5) */
/*
* Modified execution mode flags
*/
-#define PSR_JF 0x01000000 /* Jazelle flag (BXJ ARMv5) */
-#define PSR_EF 0x00000200 /* mixed-endian flag (SETEND ARMv6) */
-#define PSR_AF 0x00000100 /* precise abort flag (ARMv6) */
-#define PSR_TF 0x00000020 /* thumb flag (BX ARMv4T) */
-#define PSR_TFb 5 /* thumb flag (BX ARMv4T) */
+#define PSR_JF 0x01000000 /* Jazelle flag (BXJ ARMv5) */
+#define PSR_EF 0x00000200 /* mixed-endian flag (SETEND ARMv6) */
+#define PSR_AF 0x00000100 /* precise abort flag (ARMv6) */
+#define PSR_TF 0x00000020 /* thumb flag (BX ARMv4T) */
+#define PSR_TFb 5 /* thumb flag (BX ARMv4T) */
/*
* Interrupts
*/
-#define PSR_IRQFb 7 /* IRQ : 0 = IRQ enable */
-#define PSR_IRQF 0x00000080 /* IRQ : 0 = IRQ enable */
-#define PSR_FIQF 0x00000040 /* FIQ : 0 = FIQ enable */
+#define PSR_IRQFb 7 /* IRQ : 0 = IRQ enable */
+#define PSR_IRQF 0x00000080 /* IRQ : 0 = IRQ enable */
+#define PSR_FIQF 0x00000040 /* FIQ : 0 = FIQ enable */
/*
* CPU mode
*/
-#define PSR_USER_MODE 0x00000010 /* User mode */
-#define PSR_FIQ_MODE 0x00000011 /* FIQ mode */
-#define PSR_IRQ_MODE 0x00000012 /* IRQ mode */
-#define PSR_SVC_MODE 0x00000013 /* Supervisor mode */
-#define PSR_ABT_MODE 0x00000017 /* Abort mode */
-#define PSR_UND_MODE 0x0000001B /* Undefined mode */
+#define PSR_USER_MODE 0x00000010 /* User mode */
+#define PSR_FIQ_MODE 0x00000011 /* FIQ mode */
+#define PSR_IRQ_MODE 0x00000012 /* IRQ mode */
+#define PSR_SVC_MODE 0x00000013 /* Supervisor mode */
+#define PSR_ABT_MODE 0x00000017 /* Abort mode */
+#define PSR_UND_MODE 0x0000001B /* Undefined mode */
-#define PSR_MODE_MASK 0x0000001F
-#define PSR_IS_KERNEL(psr) (((psr) & PSR_MODE_MASK) != PSR_USER_MODE)
-#define PSR_IS_USER(psr) (((psr) & PSR_MODE_MASK) == PSR_USER_MODE)
+#define PSR_MODE_MASK 0x0000001F
+#define PSR_IS_KERNEL(psr) (((psr) & PSR_MODE_MASK) != PSR_USER_MODE)
+#define PSR_IS_USER(psr) (((psr) & PSR_MODE_MASK) == PSR_USER_MODE)
-#define PSR_USERDFLT PSR_USER_MODE
-#define PSR_USER_MASK (PSR_AF | PSR_IRQF | PSR_FIQF | PSR_MODE_MASK)
-#define PSR_USER_SET PSR_USER_MODE
+#define PSR_USERDFLT PSR_USER_MODE
+#define PSR_USER_MASK (PSR_AF | PSR_IRQF | PSR_FIQF | PSR_MODE_MASK)
+#define PSR_USER_SET PSR_USER_MODE
-#define PSR_INTMASK PSR_IRQF /* Interrupt disable */
+#define PSR_INTMASK PSR_IRQF /* Interrupt disable */
/*
* FPEXC: Floating-Point Exception Register
*/
-#define FPEXC_EX 0x80000000 /* Exception status */
-#define FPEXC_EX_BIT 31
-#define FPEXC_EN 0x40000000 /* VFP : 1 = EN enable */
-#define FPEXC_EN_BIT 30
+#define FPEXC_EX 0x80000000 /* Exception status */
+#define FPEXC_EX_BIT 31
+#define FPEXC_EN 0x40000000 /* VFP : 1 = EN enable */
+#define FPEXC_EN_BIT 30
/*
* FPSCR: Floating-point Status and Control Register
*/
-#define FPSCR_DN 0x02000000 /* Default NaN */
-#define FPSCR_FZ 0x01000000 /* Flush to zero */
+#define FPSCR_DN 0x02000000 /* Default NaN */
+#define FPSCR_FZ 0x01000000 /* Flush to zero */
-#define FPSCR_DEFAULT FPSCR_DN | FPSCR_FZ
+#define FPSCR_DEFAULT FPSCR_DN | FPSCR_FZ
/*
- * FSR registers
+ * FSR registers
*
* IFSR: Instruction Fault Status Register
* DFSR: Data Fault Status Register
*/
-#define FSR_ALIGN 0x00000001 /* Alignment */
-#define FSR_DEBUG 0x00000002 /* Debug (watch/break) */
-#define FSR_ICFAULT 0x00000004 /* Fault on instruction cache maintenance */
-#define FSR_SFAULT 0x00000005 /* Translation Section */
-#define FSR_PFAULT 0x00000007 /* Translation Page */
-#define FSR_SACCESS 0x00000003 /* Section access */
-#define FSR_PACCESS 0x00000006 /* Page Access */
-#define FSR_SDOM 0x00000009 /* Domain Section */
-#define FSR_PDOM 0x0000000B /* Domain Page */
-#define FSR_SPERM 0x0000000D /* Permission Section */
-#define FSR_PPERM 0x0000000F /* Permission Page */
-#define FSR_EXT 0x00001000 /* External (Implementation Defined Classification) */
-
-#define FSR_MASK 0x0000040F /* Valid bits */
-#define FSR_ALIGN_MASK 0x0000040D /* Valid bits to check align */
-
-#define DFSR_WRITE 0x00000800 /* write data abort fault */
-
-#if defined (ARMA7) || defined (APPLE_ARM64_ARCH_FAMILY)
-
-#define TEST_FSR_VMFAULT(status) \
- (((status) == FSR_PFAULT) \
- || ((status) == FSR_PPERM) \
- || ((status) == FSR_SFAULT) \
- || ((status) == FSR_SPERM) \
- || ((status) == FSR_ICFAULT) \
- || ((status) == FSR_SACCESS) \
- || ((status) == FSR_PACCESS))
+#define FSR_ALIGN 0x00000001 /* Alignment */
+#define FSR_DEBUG 0x00000002 /* Debug (watch/break) */
+#define FSR_ICFAULT 0x00000004 /* Fault on instruction cache maintenance */
+#define FSR_SFAULT 0x00000005 /* Translation Section */
+#define FSR_PFAULT 0x00000007 /* Translation Page */
+#define FSR_SACCESS 0x00000003 /* Section access */
+#define FSR_PACCESS 0x00000006 /* Page Access */
+#define FSR_SDOM 0x00000009 /* Domain Section */
+#define FSR_PDOM 0x0000000B /* Domain Page */
+#define FSR_SPERM 0x0000000D /* Permission Section */
+#define FSR_PPERM 0x0000000F /* Permission Page */
+#define FSR_EXT 0x00001000 /* External (Implementation Defined Classification) */
+
+#define FSR_MASK 0x0000040F /* Valid bits */
+#define FSR_ALIGN_MASK 0x0000040D /* Valid bits to check align */
+
+#define DFSR_WRITE 0x00000800 /* write data abort fault */
+
+#if defined (ARMA7) || defined (APPLE_ARM64_ARCH_FAMILY) || defined (BCM2837)
+
+#define TEST_FSR_VMFAULT(status) \
+ (((status) == FSR_PFAULT) \
+ || ((status) == FSR_PPERM) \
+ || ((status) == FSR_SFAULT) \
+ || ((status) == FSR_SPERM) \
+ || ((status) == FSR_ICFAULT) \
+ || ((status) == FSR_SACCESS) \
+ || ((status) == FSR_PACCESS))
+
+#define TEST_FSR_TRANSLATION_FAULT(status) \
+ (((status) == FSR_SFAULT) \
+ || ((status) == FSR_PFAULT))
#else
#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
-#define __ARM_L2CACHE__ 1
+#define __ARM_L2CACHE__ 1
-#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<MMU_CSIZE */
-#define L2_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
-#define L2_NWAY 3 /* set associativity 1<<MMU_NWAY (8) */
-#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
-#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
-#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<MMU_CSIZE */
+#define L2_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
+#define L2_NWAY 3 /* set associativity 1<<MMU_NWAY (8) */
+#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
-#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<MMU_SWAY */
-#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<MMU_NSET */
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<MMU_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<MMU_NSET */
#elif defined (APPLECYCLONE)
/* I-Cache */
-#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
+#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
/* D-Cache */
-#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
-#define MMU_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
-#define MMU_NWAY 1 /* set associativity 1<<MMU_NWAY (2) */
-#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
-#define MMU_I7WAY 31 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
-#define MMU_I9WAY 31 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
+#define MMU_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
+#define MMU_NWAY 1 /* set associativity 1<<MMU_NWAY (2) */
+#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define MMU_I7WAY 31 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define MMU_I9WAY 31 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
-#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
-#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
+#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
-#define __ARM_L2CACHE__ 1
+#define __ARM_L2CACHE__ 1
-#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
-#define L2_CLINE 6 /* cache line size as 1<<L2_CLINE (64) */
-#define L2_NWAY 3 /* set associativity 1<<L2_NWAY (8) */
-#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
-#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<L2_I7WAY */
-#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<L2_I9WAY */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
+#define L2_CLINE 6 /* cache line size as 1<<L2_CLINE (64) */
+#define L2_NWAY 3 /* set associativity 1<<L2_NWAY (8) */
+#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
+#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<L2_I7WAY */
+#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<L2_I9WAY */
-#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
-#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
#elif defined (APPLETYPHOON)
/* I-Cache */
-#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
+#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
/* D-Cache */
-#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
-#define MMU_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
-#define MMU_NWAY 1 /* set associativity 1<<MMU_NWAY (2) */
-#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
-#define MMU_I7WAY 31 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
-#define MMU_I9WAY 31 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
+#define MMU_CLINE 6 /* cache line size as 1<<MMU_CLINE (64) */
+#define MMU_NWAY 1 /* set associativity 1<<MMU_NWAY (2) */
+#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define MMU_I7WAY 31 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define MMU_I9WAY 31 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
-#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
-#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
+#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
-#define __ARM_L2CACHE__ 1
+#define __ARM_L2CACHE__ 1
-#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
-#define L2_CLINE 6 /* cache line size as 1<<L2_CLINE (64) */
-#define L2_NWAY 3 /* set associativity 1<<L2_NWAY (8) */
-#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
-#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<L2_I7WAY */
-#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<L2_I9WAY */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
+#define L2_CLINE 6 /* cache line size as 1<<L2_CLINE (64) */
+#define L2_NWAY 3 /* set associativity 1<<L2_NWAY (8) */
+#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
+#define L2_I7WAY 29 /* cp15 c7 way incrementer 1<<L2_I7WAY */
+#define L2_I9WAY 29 /* cp15 c9 way incrementer 1<<L2_I9WAY */
-#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
-#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
#elif defined (APPLETWISTER)
/* I-Cache */
-#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
+#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
/* D-Cache */
-#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
-#define MMU_CLINE 6 /* cache line size is 1<<MMU_CLINE (64) */
-#define MMU_NWAY 2 /* set associativity 1<<MMU_NWAY (4) */
-#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
-#define MMU_I7WAY 30 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
-#define MMU_I9WAY 30 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
+#define MMU_CLINE 6 /* cache line size is 1<<MMU_CLINE (64) */
+#define MMU_NWAY 2 /* set associativity 1<<MMU_NWAY (4) */
+#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define MMU_I7WAY 30 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define MMU_I9WAY 30 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
-#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
-#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
+#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
/* L2-Cache */
#define __ARM_L2CACHE__ 1
* For reasons discussed in the platform expert code, we round the reported
* L2 size to 4MB, and adjust the other parameters accordingly.
*/
-#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
-#define L2_CLINE 6 /* cache line size as 1<<L2_CSIZE (64) */
-#define L2_NWAY 4 /* set associativity as 1<<L2_CLINE (16, is actually 12) */
-#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
-#define L2_I7WAY 28 /* cp15 c7 way incrementer 1<<L2_I7WAY */
-#define L2_I9WAY 28 /* cp15 c9 way incremenber 1<<L2_I9WAY */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
+#define L2_CLINE 6 /* cache line size as 1<<L2_CSIZE (64) */
+#define L2_NWAY 4 /* set associativity as 1<<L2_CLINE (16, is actually 12) */
+#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
+#define L2_I7WAY 28 /* cp15 c7 way incrementer 1<<L2_I7WAY */
+#define L2_I9WAY 28 /* cp15 c9 way incremenber 1<<L2_I9WAY */
-#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
-#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
#elif defined (APPLEHURRICANE)
/* I-Cache */
-#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
+#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
/* D-Cache */
-#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
-#define MMU_CLINE 6 /* cache line size is 1<<MMU_CLINE (64) */
-#define MMU_NWAY 2 /* set associativity 1<<MMU_NWAY (4) */
-#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
-#define MMU_I7WAY 30 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
-#define MMU_I9WAY 30 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
+#define MMU_CLINE 6 /* cache line size is 1<<MMU_CLINE (64) */
+#define MMU_NWAY 2 /* set associativity 1<<MMU_NWAY (4) */
+#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define MMU_I7WAY 30 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define MMU_I9WAY 30 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
-#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
-#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
+#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
/* L2-Cache */
#define __ARM_L2CACHE__ 1
* For reasons discussed in the platform expert code, we round the reported
* L2 size to 4MB, and adjust the other parameters accordingly.
*/
-#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
-#define L2_CLINE 6 /* cache line size as 1<<L2_CSIZE (64) */
-#define L2_NWAY 4 /* set associativity as 1<<L2_CLINE (16, is actually 12) */
-#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
-#define L2_I7WAY 28 /* cp15 c7 way incrementer 1<<L2_I7WAY */
-#define L2_I9WAY 28 /* cp15 c9 way incremenber 1<<L2_I9WAY */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
+#define L2_CLINE 6 /* cache line size as 1<<L2_CSIZE (64) */
+#define L2_NWAY 4 /* set associativity as 1<<L2_CLINE (16, is actually 12) */
+#define L2_I7SET 6 /* cp15 c7 set incrementer 1<<L2_I7SET */
+#define L2_I7WAY 28 /* cp15 c7 way incrementer 1<<L2_I7WAY */
+#define L2_I9WAY 28 /* cp15 c9 way incremenber 1<<L2_I9WAY */
+
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+
+#elif defined (APPLEMONSOON)
-#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
-#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+/* I-Cache, 96KB for Monsoon, 48KB for Mistral, 6-way. */
+#define MMU_I_CLINE 6 /* cache line size as 1<<MMU_I_CLINE (64) */
+
+/* D-Cache, 64KB for Monsoon, 32KB for Mistral, 4-way. */
+#define MMU_CSIZE 16 /* cache size as 1<<MMU_CSIZE (64K) */
+#define MMU_CLINE 6 /* cache line size is 1<<MMU_CLINE (64) */
+#define MMU_NWAY 2 /* set associativity 1<<MMU_NWAY (4) */
+#define MMU_I7SET 6 /* cp15 c7 set incrementer 1<<MMU_I7SET */
+#define MMU_I7WAY 30 /* cp15 c7 way incrementer 1<<MMU_I7WAY */
+#define MMU_I9WAY 30 /* cp15 c9 way incrementer 1<<MMU_I9WAY */
+
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY) /* set size 1<<MMU_SWAY */
+#define MMU_NSET (MMU_SWAY - MMU_CLINE) /* lines per way 1<<MMU_NSET */
+
+/* L2-Cache */
+#define __ARM_L2CACHE__ 1
+
+/*
+ * LLC (Monsoon L2, Mistral L3): 8MB, 128-byte lines, 16-way.
+ * L2E (Mistral L2): 1MB, 64-byte lines, 8-way.
+ *
+ * TODO: Our L2 cahes have different line sizes. I begin to suspect
+ * this may be a problem.
+ */
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__ /* cache size as 1<<L2_CSIZE */
+#define L2_CLINE 7 /* cache line size as 1<<L2_CLINE (128) */
+#define L2_NWAY 4 /* set associativity as 1<<L2_NWAY (16) */
+#define L2_I7SET 6 /* TODO: cp15 c7 set incrementer 1<<L2_I7SET */
+#define L2_I7WAY 28 /* TODO: cp15 c7 way incrementer 1<<L2_I7WAY */
+#define L2_I9WAY 28 /* TODO: cp15 c9 way incremenber 1<<L2_I9WAY */
+
+#define L2_SWAY (L2_CSIZE - L2_NWAY) /* set size 1<<L2_SWAY */
+#define L2_NSET (L2_SWAY - L2_CLINE) /* lines per way 1<<L2_NSET */
+
+#elif defined (BCM2837) /* Raspberry Pi 3 */
+
+/* I-Cache. We don't have detailed spec so we just follow the ARM technical reference. */
+#define MMU_I_CLINE 6
+
+/* D-Cache. */
+#define MMU_CSIZE 15
+#define MMU_CLINE 6
+#define MMU_NWAY 4
+
+#define MMU_I7SET 6
+#define MMU_I7WAY 30
+#define MMU_I9WAY 30
+
+#define MMU_SWAY (MMU_CSIZE - MMU_NWAY)
+#define MMU_NSET (MMU_SWAY - MMU_CLINE)
+
+#define __ARM_L2CACHE__ 1
+
+#define L2_CSIZE __ARM_L2CACHE_SIZE_LOG__
+#define L2_CLINE 6
+#define L2_NWAY 4
+#define L2_I7SET 6
+#define L2_I7WAY 28
+#define L2_I9WAY 28
+#define L2_SWAY (L2_CSIZE - L2_NWAY)
+#define L2_NSET (L2_SWAY - L2_CLINE)
#else
#error processor not supported
* WXN Write permission implies XN
* HA Hardware Access flag enable
* RR Round Robin select
- * V High exception vectors
+ * V High exception vectors
* I Instruction cache enable
* Z Branch prediction enable
* SW SWP/SWPB enable
* M MMU enable
*/
-#define SCTLR_RESERVED 0x82DD8394
+#define SCTLR_RESERVED 0x82DD8394
-#define SCTLR_ENABLE 0x00000001 /* MMU enable */
-#define SCTLR_ALIGN 0x00000002 /* Alignment check enable */
-#define SCTLR_DCACHE 0x00000004 /* Data or Unified Cache enable */
-#define SCTLR_BEN 0x00000040 /* CP15 barrier enable */
-#define SCTLR_SW 0x00000400 /* SWP/SWPB Enable */
-#define SCTLR_PREDIC 0x00000800 /* Branch prediction enable */
-#define SCTLR_ICACHE 0x00001000 /* Instruction cache enabled. */
-#define SCTLR_HIGHVEC 0x00002000 /* Vector table at 0xffff0000 */
-#define SCTLR_RROBIN 0x00004000 /* Round Robin replacement */
-#define SCTLR_HA 0x00020000 /* Hardware Access flag enable */
-#define SCTLR_NMFI 0x08000000 /* Non-maskable FIQ */
-#define SCTLR_TRE 0x10000000 /* TEX remap enable */
-#define SCTLR_AFE 0x20000000 /* Access flag enable */
-#define SCTLR_TE 0x40000000 /* Thumb Exception enable */
+#define SCTLR_ENABLE 0x00000001 /* MMU enable */
+#define SCTLR_ALIGN 0x00000002 /* Alignment check enable */
+#define SCTLR_DCACHE 0x00000004 /* Data or Unified Cache enable */
+#define SCTLR_BEN 0x00000040 /* CP15 barrier enable */
+#define SCTLR_SW 0x00000400 /* SWP/SWPB Enable */
+#define SCTLR_PREDIC 0x00000800 /* Branch prediction enable */
+#define SCTLR_ICACHE 0x00001000 /* Instruction cache enabled. */
+#define SCTLR_HIGHVEC 0x00002000 /* Vector table at 0xffff0000 */
+#define SCTLR_RROBIN 0x00004000 /* Round Robin replacement */
+#define SCTLR_HA 0x00020000 /* Hardware Access flag enable */
+#define SCTLR_NMFI 0x08000000 /* Non-maskable FIQ */
+#define SCTLR_TRE 0x10000000 /* TEX remap enable */
+#define SCTLR_AFE 0x20000000 /* Access flag enable */
+#define SCTLR_TE 0x40000000 /* Thumb Exception enable */
-#define SCTLR_DEFAULT (SCTLR_AFE|SCTLR_TRE|SCTLR_HIGHVEC|SCTLR_ICACHE|SCTLR_PREDIC|SCTLR_DCACHE|SCTLR_ENABLE)
+#define SCTLR_DEFAULT (SCTLR_AFE|SCTLR_TRE|SCTLR_HIGHVEC|SCTLR_ICACHE|SCTLR_PREDIC|SCTLR_DCACHE|SCTLR_ENABLE)
/*
* +---------------------------------------------------------------+
*/
-#define PRRR_NS1 0x00080000
-#define PRRR_NS0 0x00040000
-#define PRRR_DS1 0x00020000
-#define PRRR_DS0 0x00010000
-#define PRRR_NOSn_ISH(region) (0x1<<((region)+24))
+#define PRRR_NS1 0x00080000
+#define PRRR_NS0 0x00040000
+#define PRRR_DS1 0x00020000
+#define PRRR_DS0 0x00010000
+#define PRRR_NOSn_ISH(region) (0x1<<((region)+24))
#if defined (ARMA7)
-#define PRRR_SETUP (0x1F08022A)
+#define PRRR_SETUP (0x1F08022A)
#else
#error processor not supported
#endif
/*
* NMRR, Normal Memory Remap Register
*
- * 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0
+ * 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0
* +---------------------------------------------------------------+
* |OR7|OR6|OR5|OR4|OR3|OR2|OR1|OR0|IR7|IR6|IR5|IR4|IR3|IR2|IR1|IR0|
* +---------------------------------------------------------------+
*/
-#define NMRR_DISABLED 0x0 /* Non-cacheable */
-#define NMRR_WRITEBACK 0x1 /* Write-Back, Write-Allocate */
-#define NMRR_WRITETHRU 0x2 /* Write-Through, no Write-Allocate */
-#define NMRR_WRITEBACKNO 0x3 /* Write-Back, no Write-Allocate */
+#define NMRR_DISABLED 0x0 /* Non-cacheable */
+#define NMRR_WRITEBACK 0x1 /* Write-Back, Write-Allocate */
+#define NMRR_WRITETHRU 0x2 /* Write-Through, no Write-Allocate */
+#define NMRR_WRITEBACKNO 0x3 /* Write-Back, no Write-Allocate */
#if defined (ARMA7)
-#define NMRR_SETUP (0x01210121)
+#define NMRR_SETUP (0x01210121)
#else
#error processor not supported
#endif
*
*/
-#define TTBR_IRGN_DISBALED 0x00000000 /* inner non-cacheable */
-#define TTBR_IRGN_WRITEBACK 0x00000040 /* inner write back and allocate */
-#define TTBR_IRGN_WRITETHRU 0x00000001 /* inner write thru */
-#define TTBR_IRGN_WRITEBACKNO 0x00000041 /* inner write back no allocate */
+#define TTBR_IRGN_DISBALED 0x00000000 /* inner non-cacheable */
+#define TTBR_IRGN_WRITEBACK 0x00000040 /* inner write back and allocate */
+#define TTBR_IRGN_WRITETHRU 0x00000001 /* inner write thru */
+#define TTBR_IRGN_WRITEBACKNO 0x00000041 /* inner write back no allocate */
-#define TTBR_RGN_DISBALED 0x00000000 /* outer non-cacheable */
-#define TTBR_RGN_WRITEBACK 0x00000008 /* outer write back and allocate */
-#define TTBR_RGN_WRITETHRU 0x00000010 /* outer write thru outer cache */
-#define TTBR_RGN_WRITEBACKNO 0x00000018 /* outer write back no allocate */
+#define TTBR_RGN_DISBALED 0x00000000 /* outer non-cacheable */
+#define TTBR_RGN_WRITEBACK 0x00000008 /* outer write back and allocate */
+#define TTBR_RGN_WRITETHRU 0x00000010 /* outer write thru outer cache */
+#define TTBR_RGN_WRITEBACKNO 0x00000018 /* outer write back no allocate */
-#define TTBR_SHARED 0x00000002 /* Shareable memory atribute */
-#define TTBR_SHARED_NOTOUTER 0x00000020 /* Outer not shareable memory atribute */
+#define TTBR_SHARED 0x00000002 /* Shareable memory atribute */
+#define TTBR_SHARED_NOTOUTER 0x00000020 /* Outer not shareable memory atribute */
#if defined (ARMA7)
-#define TTBR_SETUP (TTBR_RGN_WRITEBACK|TTBR_IRGN_WRITEBACK|TTBR_SHARED)
+#define TTBR_SETUP (TTBR_RGN_WRITEBACK|TTBR_IRGN_WRITEBACK|TTBR_SHARED)
#else
#error processor not supported
#endif
/*
* TTBCR: Translation Table Base Control register
*
- * 31 3 2 0
+ * 31 3 2 0
* +----------+
* | zero | N |
* +----------+
* Writing to it updates the boundary for TTB0. (0=16KB, 1=8KB, 2=4KB, etc...)
*/
-#define TTBCR_N_1GB_TTB0 0x2 /* 1 GB TTB0, 3GB TTB1 */
-#define TTBCR_N_2GB_TTB0 0x1 /* 2 GB TTB0, 2GB TTB1 */
-#define TTBCR_N_4GB_TTB0 0x0 /* 4 GB TTB0 */
-#define TTBCR_N_MASK 0x3
+#define TTBCR_N_1GB_TTB0 0x2 /* 1 GB TTB0, 3GB TTB1 */
+#define TTBCR_N_2GB_TTB0 0x1 /* 2 GB TTB0, 2GB TTB1 */
+#define TTBCR_N_4GB_TTB0 0x0 /* 4 GB TTB0 */
+#define TTBCR_N_MASK 0x3
/*
* ARM Page Granule
*/
-#define ARM_PGSHIFT 12
+#define ARM_PGSHIFT 12
#define ARM_PGBYTES (1 << ARM_PGSHIFT)
#define ARM_PGMASK (ARM_PGBYTES-1)
* DACR: Domain Access Control register
*/
-#define DAC_FAULT 0x0 /* invalid domain - everyone loses */
-#define DAC_CLIENT 0x1 /* client domain - use AP bits */
-#define DAC_RESERVE 0x2 /* reserved domain - undefined */
-#define DAC_MANAGER 0x3 /* manager domain - all access */
-#define DACR_SET(dom, x) ((x)<<((dom)<<1))
+#define DAC_FAULT 0x0 /* invalid domain - everyone loses */
+#define DAC_CLIENT 0x1 /* client domain - use AP bits */
+#define DAC_RESERVE 0x2 /* reserved domain - undefined */
+#define DAC_MANAGER 0x3 /* manager domain - all access */
+#define DACR_SET(dom, x) ((x)<<((dom)<<1))
-#define ARM_DOM_DEFAULT 0 /* domain that forces AP use */
-#define ARM_DAC_SETUP 0x1
+#define ARM_DOM_DEFAULT 0 /* domain that forces AP use */
+#define ARM_DAC_SETUP 0x1
/*
* ARM 2-level Page Table support
/*
* Memory Attribute Index
*/
-#define CACHE_ATTRINDX_WRITEBACK 0x0 /* cache enabled, buffer enabled */
-#define CACHE_ATTRINDX_WRITECOMB 0x1 /* no cache, buffered writes */
-#define CACHE_ATTRINDX_WRITETHRU 0x2 /* cache enabled, buffer disabled */
-#define CACHE_ATTRINDX_DISABLE 0x3 /* no cache, no buffer */
-#define CACHE_ATTRINDX_INNERWRITEBACK 0x4 /* inner cache enabled, buffer enabled, write allocate */
-#define CACHE_ATTRINDX_POSTED CACHE_ATTRINDX_DISABLE
-#define CACHE_ATTRINDX_DEFAULT CACHE_ATTRINDX_WRITEBACK
+#define CACHE_ATTRINDX_WRITEBACK 0x0 /* cache enabled, buffer enabled */
+#define CACHE_ATTRINDX_WRITECOMB 0x1 /* no cache, buffered writes */
+#define CACHE_ATTRINDX_WRITETHRU 0x2 /* cache enabled, buffer disabled */
+#define CACHE_ATTRINDX_DISABLE 0x3 /* no cache, no buffer */
+#define CACHE_ATTRINDX_INNERWRITEBACK 0x4 /* inner cache enabled, buffer enabled, write allocate */
+#define CACHE_ATTRINDX_POSTED CACHE_ATTRINDX_DISABLE
+#define CACHE_ATTRINDX_DEFAULT CACHE_ATTRINDX_WRITEBACK
/*
* Access protection bit values
*/
-#define AP_RWNA 0x0 /* priv=read-write, user=no-access */
-#define AP_RWRW 0x1 /* priv=read-write, user=read-write */
-#define AP_RONA 0x2 /* priv=read-only , user=no-access */
-#define AP_RORO 0x3 /* priv=read-only , user=read-only */
+#define AP_RWNA 0x0 /* priv=read-write, user=no-access */
+#define AP_RWRW 0x1 /* priv=read-write, user=read-write */
+#define AP_RONA 0x2 /* priv=read-only , user=no-access */
+#define AP_RORO 0x3 /* priv=read-only , user=read-only */
/*
* L1 Translation table
* 4096 32-bit entries of 1MB of address space.
*/
-#define ARM_TT_L1_SIZE 0x00100000 /* size of area covered by a tte */
-#define ARM_TT_L1_OFFMASK 0x000FFFFF /* offset within an L1 entry */
-#define ARM_TT_L1_TABLE_OFFMASK 0x000FFFFF /* offset within an L1 entry */
-#define ARM_TT_L1_BLOCK_OFFMASK 0x000FFFFF /* offset within an L1 entry */
-#define ARM_TT_L1_SUPER_OFFMASK 0x00FFFFFF /* offset within an L1 entry */
-#define ARM_TT_L1_SHIFT 20 /* page descriptor shift */
-#define ARM_TT_L1_INDEX_MASK 0xfff00000 /* mask for getting index in L1 table from virtual address */
+#define ARM_TT_L1_SIZE 0x00100000 /* size of area covered by a tte */
+#define ARM_TT_L1_OFFMASK 0x000FFFFF /* offset within an L1 entry */
+#define ARM_TT_L1_TABLE_OFFMASK 0x000FFFFF /* offset within an L1 entry */
+#define ARM_TT_L1_BLOCK_OFFMASK 0x000FFFFF /* offset within an L1 entry */
+#define ARM_TT_L1_SUPER_OFFMASK 0x00FFFFFF /* offset within an L1 entry */
+#define ARM_TT_L1_SHIFT 20 /* page descriptor shift */
+#define ARM_TT_L1_INDEX_MASK 0xfff00000 /* mask for getting index in L1 table from virtual address */
-#define ARM_TT_L1_PT_SIZE (4 * ARM_TT_L1_SIZE) /* 4 L1 table entries required to consume 1 L2 pagetable page */
-#define ARM_TT_L1_PT_OFFMASK (ARM_TT_L1_PT_SIZE - 1)
+#define ARM_TT_L1_PT_SIZE (4 * ARM_TT_L1_SIZE) /* 4 L1 table entries required to consume 1 L2 pagetable page */
+#define ARM_TT_L1_PT_OFFMASK (ARM_TT_L1_PT_SIZE - 1)
/*
* L2 Translation table
* 4096 32-bit entries of 1MB (2^30) of address space.
*/
-#define ARM_TT_L2_SIZE 0x00001000 /* size of area covered by a tte */
-#define ARM_TT_L2_OFFMASK 0x00000FFF /* offset within an L2 entry */
-#define ARM_TT_L2_SHIFT 12 /* page descriptor shift */
-#define ARM_TT_L2_INDEX_MASK 0x000ff000 /* mask for getting index in L2 table from virtual address */
+#define ARM_TT_L2_SIZE 0x00001000 /* size of area covered by a tte */
+#define ARM_TT_L2_OFFMASK 0x00000FFF /* offset within an L2 entry */
+#define ARM_TT_L2_SHIFT 12 /* page descriptor shift */
+#define ARM_TT_L2_INDEX_MASK 0x000ff000 /* mask for getting index in L2 table from virtual address */
/*
* Convenience definitions for:
* ARM_TT_LEAF: The last level of the configured page table format.
* ARM_TT_TWIG: The second to last level of the configured page table format.
+ * ARM_TT_ROOT: The first level of the configured page table format.
*
* My apologies to any botanists who may be reading this.
*/
-#define ARM_TT_LEAF_SIZE ARM_TT_L2_SIZE
-#define ARM_TT_LEAF_OFFMASK ARM_TT_L2_OFFMASK
-#define ARM_TT_LEAF_SHIFT ARM_TT_L2_SHIFT
-#define ARM_TT_LEAF_INDEX_MASK ARM_TT_L2_INDEX_MASK
+#define ARM_TT_LEAF_SIZE ARM_TT_L2_SIZE
+#define ARM_TT_LEAF_OFFMASK ARM_TT_L2_OFFMASK
+#define ARM_TT_LEAF_SHIFT ARM_TT_L2_SHIFT
+#define ARM_TT_LEAF_INDEX_MASK ARM_TT_L2_INDEX_MASK
-#define ARM_TT_TWIG_SIZE ARM_TT_L1_SIZE
-#define ARM_TT_TWIG_OFFMASK ARM_TT_L1_OFFMASK
-#define ARM_TT_TWIG_SHIFT ARM_TT_L1_SHIFT
-#define ARM_TT_TWIG_INDEX_MASK ARM_TT_L1_INDEX_MASK
+#define ARM_TT_TWIG_SIZE ARM_TT_L1_SIZE
+#define ARM_TT_TWIG_OFFMASK ARM_TT_L1_OFFMASK
+#define ARM_TT_TWIG_SHIFT ARM_TT_L1_SHIFT
+#define ARM_TT_TWIG_INDEX_MASK ARM_TT_L1_INDEX_MASK
+
+#define ARM_TT_ROOT_SIZE ARM_TT_L1_SIZE
+#define ARM_TT_ROOT_OFFMASK ARM_TT_L1_OFFMASK
+#define ARM_TT_ROOT_SHIFT ARM_TT_L1_SHIFT
+#define ARM_TT_ROOT_INDEX_MASK ARM_TT_L1_INDEX_MASK
/*
* Level 1 Translation Table Entry
* +---------+------+-+-+-+---+--+-+----+--+--+--+
*
* where:
- * 'G' is the notGlobal bit
+ * 'G' is the notGlobal bit
* 'S' is the shared bit
* 'A' in the access permission extension (APX) bit
* 'TEX' remap register control bits
* 'AP' is the access protection
* 'dom' is the domain for the translation
* 'XN' is the eXecute Never bit
- * 'CB' is the cache/buffer attribute
+ * 'CB' is the cache/buffer attribute
*/
-#define ARM_TTE_EMPTY 0x00000000 /* unasigned entry */
+#define ARM_TTE_EMPTY 0x00000000 /* unasigned entry */
-#define ARM_TTE_TYPE_FAULT 0x00000000 /* fault entry type */
-#define ARM_TTE_TYPE_TABLE 0x00000001 /* page table type */
-#define ARM_TTE_TYPE_BLOCK 0x00000002 /* section entry type */
-#define ARM_TTE_TYPE_MASK 0x00000003 /* mask for extracting the type */
+#define ARM_TTE_TYPE_FAULT 0x00000000 /* fault entry type */
+#define ARM_TTE_TYPE_TABLE 0x00000001 /* page table type */
+#define ARM_TTE_TYPE_BLOCK 0x00000002 /* section entry type */
+#define ARM_TTE_TYPE_MASK 0x00000003 /* mask for extracting the type */
-#define ARM_TTE_BLOCK_NGSHIFT 17
-#define ARM_TTE_BLOCK_NG_MASK 0x00020000 /* mask to determine notGlobal bit */
-#define ARM_TTE_BLOCK_NG 0x00020000 /* value for a per-process mapping */
+#define ARM_TTE_BLOCK_NGSHIFT 17
+#define ARM_TTE_BLOCK_NG_MASK 0x00020000 /* mask to determine notGlobal bit */
+#define ARM_TTE_BLOCK_NG 0x00020000 /* value for a per-process mapping */
-#define ARM_TTE_BLOCK_SHSHIFT 16
-#define ARM_TTE_BLOCK_SH_MASK 0x00010000 /* shared (SMP) mapping mask */
-#define ARM_TTE_BLOCK_SH 0x00010000 /* shared (SMP) mapping */
+#define ARM_TTE_BLOCK_SHSHIFT 16
+#define ARM_TTE_BLOCK_SH_MASK 0x00010000 /* shared (SMP) mapping mask */
+#define ARM_TTE_BLOCK_SH 0x00010000 /* shared (SMP) mapping */
-#define ARM_TTE_BLOCK_CBSHIFT 2
-#define ARM_TTE_BLOCK_CB(x) ((x) << ARM_TTE_BLOCK_CBSHIFT)
-#define ARM_TTE_BLOCK_CB_MASK (3<< ARM_TTE_BLOCK_CBSHIFT)
+#define ARM_TTE_BLOCK_CBSHIFT 2
+#define ARM_TTE_BLOCK_CB(x) ((x) << ARM_TTE_BLOCK_CBSHIFT)
+#define ARM_TTE_BLOCK_CB_MASK (3<< ARM_TTE_BLOCK_CBSHIFT)
-#define ARM_TTE_BLOCK_AP0SHIFT 10
-#define ARM_TTE_BLOCK_AP0 (1<<ARM_TTE_BLOCK_AP0SHIFT)
-#define ARM_TTE_BLOCK_AP0_MASK (1<<ARM_TTE_BLOCK_AP0SHIFT)
+#define ARM_TTE_BLOCK_AP0SHIFT 10
+#define ARM_TTE_BLOCK_AP0
(1<<ARM_TTE_BLOCK_AP0SHIFT)
+#define ARM_TTE_BLOCK_AP0_MASK
(1<<ARM_TTE_BLOCK_AP0SHIFT)
-#define ARM_TTE_BLOCK_AP1SHIFT 11
-#define ARM_TTE_BLOCK_AP1 (1<<ARM_TTE_BLOCK_AP1SHIFT)
-#define ARM_TTE_BLOCK_AP1_MASK (1<<ARM_TTE_BLOCK_AP1SHIFT)
+#define ARM_TTE_BLOCK_AP1SHIFT 11
+#define ARM_TTE_BLOCK_AP1
(1<<ARM_TTE_BLOCK_AP1SHIFT)
+#define ARM_TTE_BLOCK_AP1_MASK
(1<<ARM_TTE_BLOCK_AP1SHIFT)
-#define ARM_TTE_BLOCK_AP2SHIFT 15
-#define ARM_TTE_BLOCK_AP2 (1<<ARM_TTE_BLOCK_AP2SHIFT)
-#define ARM_TTE_BLOCK_AP2_MASK (1<<ARM_TTE_BLOCK_AP2SHIFT)
+#define ARM_TTE_BLOCK_AP2SHIFT 15
+#define ARM_TTE_BLOCK_AP2
(1<<ARM_TTE_BLOCK_AP2SHIFT)
+#define ARM_TTE_BLOCK_AP2_MASK
(1<<ARM_TTE_BLOCK_AP2SHIFT)
- /* access protections */
-#define ARM_TTE_BLOCK_AP(ap) ((((ap)&0x1)<<ARM_TTE_BLOCK_AP1SHIFT) \
- | ((((ap)>>1)&0x1)<<ARM_TTE_BLOCK_AP2SHIFT))
+/* access protections */
+#define ARM_TTE_BLOCK_AP(ap)
((((ap)&0x1)<<ARM_TTE_BLOCK_AP1SHIFT) \
+ | ((((ap)>>1)&0x1)<<ARM_TTE_BLOCK_AP2SHIFT))
- /* mask access protections */
-#define ARM_TTE_BLOCK_APMASK (ARM_TTE_BLOCK_AP1_MASK \
- | ARM_TTE_BLOCK_AP2_MASK)
+/* mask access protections */
+#define ARM_TTE_BLOCK_APMASK (ARM_TTE_BLOCK_AP1_MASK \
+ | ARM_TTE_BLOCK_AP2_MASK)
-#define ARM_TTE_BLOCK_AF ARM_TTE_BLOCK_AP0 /* value for access */
-#define ARM_TTE_BLOCK_AFMASK ARM_TTE_BLOCK_AP0_MASK /* access mask */
+#define ARM_TTE_BLOCK_AF ARM_TTE_BLOCK_AP0 /* value for access */
+#define ARM_TTE_BLOCK_AFMASK ARM_TTE_BLOCK_AP0_MASK /* access mask */
-#define ARM_TTE_TABLE_MASK 0xFFFFFC00 /* mask for a L2 page table entry */
-#define ARM_TTE_TABLE_SHIFT 10 /* shift for L2 page table phys address */
+#define ARM_TTE_TABLE_MASK 0xFFFFFC00 /* mask for a L2 page table entry */
+#define ARM_TTE_TABLE_SHIFT 10 /* shift for L2 page table phys address */
-#define ARM_TTE_BLOCK_L1_MASK 0xFFF00000 /* mask to extract phys address from L1 section entry */
-#define ARM_TTE_BLOCK_L1_SHIFT 20 /* shift for 1MB section phys address */
+#define ARM_TTE_BLOCK_L1_MASK 0xFFF00000 /* mask to extract phys address from L1 section entry */
+#define ARM_TTE_BLOCK_L1_SHIFT 20 /* shift for 1MB section phys address */
-#define ARM_TTE_SUPER_L1_MASK 0xFF000000 /* mask to extract phys address from L1 super entry */
-#define ARM_TTE_SUPER_L1_SHIFT 24 /* shift for 16MB section phys address */
+#define ARM_TTE_SUPER_L1_MASK 0xFF000000 /* mask to extract phys address from L1 super entry */
+#define ARM_TTE_SUPER_L1_SHIFT 24 /* shift for 16MB section phys address */
-#define ARM_TTE_BLOCK_SUPER 0x00040000 /* make section a 16MB section */
-#define ARM_TTE_BLOCK_SUPER_MASK 0x00F40000 /* make section a 16MB section */
+#define ARM_TTE_BLOCK_SUPER 0x00040000 /* make section a 16MB section */
+#define ARM_TTE_BLOCK_SUPER_MASK 0x00F40000 /* make section a 16MB section */
-#define ARM_TTE_BLOCK_NXSHIFT 4
-#define ARM_TTE_BLOCK_NX 0x00000010 /* section is no execute */
-#define ARM_TTE_BLOCK_NX_MASK 0x00000010 /* mask for extracting no execute bit */
-#define ARM_TTE_BLOCK_PNX ARM_TTE_BLOCK_NX
+#define ARM_TTE_BLOCK_NXSHIFT 4
+#define ARM_TTE_BLOCK_NX 0x00000010 /* section is no execute */
+#define ARM_TTE_BLOCK_NX_MASK 0x00000010 /* mask for extracting no execute bit */
+#define ARM_TTE_BLOCK_PNX ARM_TTE_BLOCK_NX
-#define ARM_TTE_BLOCK_TEX0SHIFT 12
-#define
ARM_TTE_BLOCK_TEX0 (1<<ARM_TTE_BLOCK_TEX0SHIFT)
-#define
ARM_TTE_BLOCK_TEX0_MASK (1<<ARM_TTE_BLOCK_TEX0SHIFT)
+#define ARM_TTE_BLOCK_TEX0SHIFT 12
+#define ARM_TTE_BLOCK_TEX0 (1<<ARM_TTE_BLOCK_TEX0SHIFT)
+#define ARM_TTE_BLOCK_TEX0_MASK (1<<ARM_TTE_BLOCK_TEX0SHIFT)
-#define ARM_TTE_BLOCK_TEX1SHIFT 13
-#define
ARM_TTE_BLOCK_TEX1 (1<<ARM_TTE_BLOCK_TEX1SHIFT)
-#define
ARM_TTE_BLOCK_TEX1_MASK (1<<ARM_TTE_BLOCK_TEX1SHIFT)
+#define ARM_TTE_BLOCK_TEX1SHIFT 13
+#define ARM_TTE_BLOCK_TEX1 (1<<ARM_TTE_BLOCK_TEX1SHIFT)
+#define ARM_TTE_BLOCK_TEX1_MASK (1<<ARM_TTE_BLOCK_TEX1SHIFT)
-#define ARM_TTE_BLOCK_TEX2SHIFT 14
-#define
ARM_TTE_BLOCK_TEX2 (1<<ARM_TTE_BLOCK_TEX2SHIFT)
-#define
ARM_TTE_BLOCK_TEX2_MASK (1<<ARM_TTE_BLOCK_TEX2SHIFT)
+#define ARM_TTE_BLOCK_TEX2SHIFT 14
+#define ARM_TTE_BLOCK_TEX2 (1<<ARM_TTE_BLOCK_TEX2SHIFT)
+#define ARM_TTE_BLOCK_TEX2_MASK (1<<ARM_TTE_BLOCK_TEX2SHIFT)
- /* mask memory attributes index */
-#define ARM_TTE_BLOCK_ATTRINDX(i) ((((i)&0x3)<<ARM_TTE_BLOCK_CBSHIFT) \
- | ((((i)>>2)&0x1)<<ARM_TTE_BLOCK_TEX0SHIFT))
+/* mask memory attributes index */
+#define ARM_TTE_BLOCK_ATTRINDX(i)
((((i)&0x3)<<ARM_TTE_BLOCK_CBSHIFT) \
+ | ((((i)>>2)&0x1)<<ARM_TTE_BLOCK_TEX0SHIFT))
- /* mask memory attributes index */
-#define ARM_TTE_BLOCK_ATTRINDXMASK (ARM_TTE_BLOCK_CB_MASK \
- | ARM_TTE_BLOCK_TEX0_MASK)
+/* mask memory attributes index */
+#define ARM_TTE_BLOCK_ATTRINDXMASK (ARM_TTE_BLOCK_CB_MASK \
+ | ARM_TTE_BLOCK_TEX0_MASK)
/*
* The following page table entry types are possible:
*
* fault page entry
- * 31 2 0
+ * 31 2 0
* +----------------------------------------+--+
* | ignored |00|
* +----------------------------------------+--+
* 'TEX' remap register control bits
* 'AP' is the access protection
* 'dom' is the domain for the translation
- * 'C' is the cache attribute
+ * 'C' is the cache attribute
* 'B' is the write buffer attribute
*/
-#define PTE_SHIFT 2 /* shift width of a pte (sizeof(pte) == (1 << PTE_SHIFT)) */
-#define PTE_PGENTRIES (1024 >> PTE_SHIFT) /* number of ptes per page */
+#define PTE_SHIFT 2 /* shift width of a pte (sizeof(pte) == (1 << PTE_SHIFT)) */
+#define PTE_PGENTRIES (1024 >> PTE_SHIFT) /* number of ptes per page */
-#define ARM_PTE_EMPTY 0x00000000 /* unasigned - invalid entry */
+#define ARM_PTE_EMPTY 0x00000000 /* unasigned - invalid entry */
/* markers for (invalid) PTE for a page sent to compressor */
-#define ARM_PTE_COMPRESSED ARM_PTE_TEX1 /* compressed... */
-#define ARM_PTE_COMPRESSED_ALT ARM_PTE_TEX2 /* ... and was "alt_acct" */
-#define ARM_PTE_COMPRESSED_MASK (ARM_PTE_COMPRESSED | ARM_PTE_COMPRESSED_ALT)
-#define ARM_PTE_IS_COMPRESSED(x) \
- ((((x) & 0x3) == 0) && /* PTE is not valid... */ \
- ((x) & ARM_PTE_COMPRESSED) && /* ...has "compressed" marker" */ \
+#define ARM_PTE_COMPRESSED ARM_PTE_TEX1 /* compressed... */
+#define ARM_PTE_COMPRESSED_ALT ARM_PTE_TEX2 /* ... and was "alt_acct" */
+#define ARM_PTE_COMPRESSED_MASK (ARM_PTE_COMPRESSED | ARM_PTE_COMPRESSED_ALT)
+#define ARM_PTE_IS_COMPRESSED(x) \
+ ((((x) & 0x3) == 0) && /* PTE is not valid... */ \
+ ((x) & ARM_PTE_COMPRESSED) && /* ...has "compressed" marker" */ \
((!((x) & ~ARM_PTE_COMPRESSED_MASK)) || /* ...no other bits */ \
(panic("compressed PTE %p 0x%x has extra bits 0x%x: corrupted?", \
- &(x), (x), (x) & ~ARM_PTE_COMPRESSED_MASK), FALSE)))
+ &(x), (x), (x) & ~ARM_PTE_COMPRESSED_MASK), FALSE)))
-#define ARM_PTE_TYPE_FAULT 0x00000000 /* fault entry type */
-#define ARM_PTE_TYPE 0x00000002 /* small page entry type */
-#define ARM_PTE_TYPE_MASK 0x00000002 /* mask to get pte type */
+#define ARM_PTE_TYPE_FAULT 0x00000000 /* fault entry type */
+#define ARM_PTE_TYPE 0x00000002 /* small page entry type */
+#define ARM_PTE_TYPE_MASK 0x00000002 /* mask to get pte type */
-#define ARM_PTE_NG_MASK 0x00000800 /* mask to determine notGlobal bit */
-#define ARM_PTE_NG 0x00000800 /* value for a per-process mapping */
+#define ARM_PTE_NG_MASK 0x00000800 /* mask to determine notGlobal bit */
+#define ARM_PTE_NG 0x00000800 /* value for a per-process mapping */
-#define ARM_PTE_SHSHIFT 10
-#define ARM_PTE_SH_MASK 0x00000400 /* shared (SMP) mapping mask */
-#define ARM_PTE_SH 0x00000400 /* shared (SMP) mapping */
+#define ARM_PTE_SHSHIFT 10
+#define ARM_PTE_SHMASK 0x00000400 /* shared (SMP) mapping mask */
+#define ARM_PTE_SH 0x00000400 /* shared (SMP) mapping */
-#define ARM_PTE_CBSHIFT 2
-#define ARM_PTE_CB(x) ((x)<<ARM_PTE_CBSHIFT)
-#define ARM_PTE_CB_MASK
(0x3<<ARM_PTE_CBSHIFT)
+#define ARM_PTE_CBSHIFT 2
+#define ARM_PTE_CB(x)
((x)<<ARM_PTE_CBSHIFT)
+#define ARM_PTE_CB_MASK (0x3<<ARM_PTE_CBSHIFT)
-#define ARM_PTE_AP0SHIFT 4
-#define ARM_PTE_AP0 (1<<ARM_PTE_AP0SHIFT)
-#define ARM_PTE_AP0_MASK (1<<ARM_PTE_AP0SHIFT)
+#define ARM_PTE_AP0SHIFT 4
+#define ARM_PTE_AP0
(1<<ARM_PTE_AP0SHIFT)
+#define ARM_PTE_AP0_MASK
(1<<ARM_PTE_AP0SHIFT)
-#define ARM_PTE_AP1SHIFT 5
-#define ARM_PTE_AP1 (1<<ARM_PTE_AP1SHIFT)
-#define ARM_PTE_AP1_MASK (1<<ARM_PTE_AP1SHIFT)
+#define ARM_PTE_AP1SHIFT 5
+#define ARM_PTE_AP1
(1<<ARM_PTE_AP1SHIFT)
+#define ARM_PTE_AP1_MASK
(1<<ARM_PTE_AP1SHIFT)
-#define ARM_PTE_AP2SHIFT 9
-#define ARM_PTE_AP2 (1<<ARM_PTE_AP2SHIFT)
-#define ARM_PTE_AP2_MASK (1<<ARM_PTE_AP2SHIFT)
+#define ARM_PTE_AP2SHIFT 9
+#define ARM_PTE_AP2
(1<<ARM_PTE_AP2SHIFT)
+#define ARM_PTE_AP2_MASK
(1<<ARM_PTE_AP2SHIFT)
- /* access protections */
-#define ARM_PTE_AP(ap) ((((ap)&0x1)<<ARM_PTE_AP1SHIFT) \
- | ((((ap)>>1)&0x1)<<ARM_PTE_AP2SHIFT))
+/* access protections */
+#define ARM_PTE_AP(ap)
((((ap)&0x1)<<ARM_PTE_AP1SHIFT) \
+ | ((((ap)>>1)&0x1)<<ARM_PTE_AP2SHIFT))
- /* mask access protections */
-#define ARM_PTE_APMASK (ARM_PTE_AP1_MASK \
- | ARM_PTE_AP2_MASK)
+/* mask access protections */
+#define ARM_PTE_APMASK (ARM_PTE_AP1_MASK \
+ | ARM_PTE_AP2_MASK)
-#define ARM_PTE_AF ARM_PTE_AP0 /* value for access */
-#define ARM_PTE_AFMASK ARM_PTE_AP0_MASK /* access mask */
+#define ARM_PTE_AF ARM_PTE_AP0 /* value for access */
+#define ARM_PTE_AFMASK ARM_PTE_AP0_MASK /* access mask */
-#define ARM_PTE_PAGE_MASK 0xFFFFF000 /* mask for a small page */
-#define ARM_PTE_PAGE_SHIFT 12 /* page shift for 4KB page */
+#define ARM_PTE_PAGE_MASK 0xFFFFF000 /* mask for a small page */
+#define ARM_PTE_PAGE_SHIFT 12 /* page shift for 4KB page */
-#define ARM_PTE_NXSHIFT 0
-#define ARM_PTE_NX 0x00000001 /* small page no execute */
-#define ARM_PTE_NX_MASK
(1<<ARM_PTE_NXSHIFT)
+#define ARM_PTE_NXSHIFT 0
+#define ARM_PTE_NX 0x00000001 /* small page no execute */
+#define ARM_PTE_NX_MASK (1<<ARM_PTE_NXSHIFT)
-#define ARM_PTE_PNXSHIFT 0
-#define ARM_PTE_PNX 0x00000000 /* no privilege execute. not impl */
-#define ARM_PTE_PNX_MASK (0<<ARM_PTE_NXSHIFT)
+#define ARM_PTE_PNXSHIFT 0
+#define ARM_PTE_PNX 0x00000000 /* no privilege execute. not impl */
+#define ARM_PTE_PNX_MASK
(0<<ARM_PTE_NXSHIFT)
-#define ARM_PTE_TEX0SHIFT 6
-#define ARM_PTE_TEX0 (1<<ARM_PTE_TEX0SHIFT)
-#define ARM_PTE_TEX0_MASK (1<<ARM_PTE_TEX0SHIFT)
+#define ARM_PTE_TEX0SHIFT 6
+#define ARM_PTE_TEX0
(1<<ARM_PTE_TEX0SHIFT)
+#define ARM_PTE_TEX0_MASK
(1<<ARM_PTE_TEX0SHIFT)
-#define ARM_PTE_TEX1SHIFT 7
-#define ARM_PTE_TEX1 (1<<ARM_PTE_TEX1SHIFT)
-#define ARM_PTE_TEX1_MASK (1<<ARM_PTE_TEX1SHIFT)
+#define ARM_PTE_TEX1SHIFT 7
+#define ARM_PTE_TEX1
(1<<ARM_PTE_TEX1SHIFT)
+#define ARM_PTE_TEX1_MASK
(1<<ARM_PTE_TEX1SHIFT)
-#define ARM_PTE_WRITEABLESHIFT ARM_PTE_TEX1SHIFT
-#define ARM_PTE_WRITEABLE ARM_PTE_TEX1
-#define ARM_PTE_WRITEABLE_MASK ARM_PTE_TEX1_MASK
+#define ARM_PTE_WRITEABLESHIFT ARM_PTE_TEX1SHIFT
+#define ARM_PTE_WRITEABLE ARM_PTE_TEX1
+#define ARM_PTE_WRITEABLE_MASK ARM_PTE_TEX1_MASK
-#define ARM_PTE_TEX2SHIFT 8
-#define ARM_PTE_TEX2 (1<<ARM_PTE_TEX2SHIFT)
-#define ARM_PTE_TEX2_MASK (1<<ARM_PTE_TEX2SHIFT)
+#define ARM_PTE_TEX2SHIFT 8
+#define ARM_PTE_TEX2
(1<<ARM_PTE_TEX2SHIFT)
+#define ARM_PTE_TEX2_MASK
(1<<ARM_PTE_TEX2SHIFT)
-#define ARM_PTE_WIREDSHIFT ARM_PTE_TEX2SHIFT
-#define ARM_PTE_WIRED ARM_PTE_TEX2
-#define ARM_PTE_WIRED_MASK ARM_PTE_TEX2_MASK
+#define ARM_PTE_WIREDSHIFT ARM_PTE_TEX2SHIFT
+#define ARM_PTE_WIRED ARM_PTE_TEX2
+#define ARM_PTE_WIRED_MASK ARM_PTE_TEX2_MASK
- /* mask memory attributes index */
-#define ARM_PTE_ATTRINDX(indx) ((((indx)&0x3)<<ARM_PTE_CBSHIFT) \
- | ((((indx)>>2)&0x1)<<ARM_PTE_TEX0SHIFT))
+/* mask memory attributes index */
+#define ARM_PTE_ATTRINDX(indx)
((((indx)&0x3)<<ARM_PTE_CBSHIFT) \
+ | ((((indx)>>2)&0x1)<<ARM_PTE_TEX0SHIFT))
- /* mask memory attributes index */
-#define ARM_PTE_ATTRINDXMASK (ARM_PTE_CB_MASK \
- | ARM_PTE_TEX0_MASK)
+/* mask memory attributes index */
+#define ARM_PTE_ATTRINDXMASK (ARM_PTE_CB_MASK \
+ | ARM_PTE_TEX0_MASK)
-#define ARM_SMALL_PAGE_SIZE (4096) /* 4KB */
-#define ARM_LARGE_PAGE_SIZE (64*1024) /* 64KB */
-#define ARM_SECTION_SIZE (1024*1024) /* 1MB */
-#define ARM_SUPERSECTION_SIZE (16*1024*1024) /* 16MB */
+#define ARM_SMALL_PAGE_SIZE (4096) /* 4KB */
+#define ARM_LARGE_PAGE_SIZE (64*1024) /* 64KB */
+#define ARM_SECTION_SIZE (1024*1024) /* 1MB */
+#define ARM_SUPERSECTION_SIZE (16*1024*1024) /* 16MB */
#endif
/*
* Format of the Debug Status and Control Register (DBGDSCR)
*/
-#define ARM_DBGDSCR_RXFULL (1 << 30)
-#define ARM_DBGDSCR_TXFULL (1 << 29)
-#define ARM_DBGDSCR_RXFULL_1 (1 << 27)
-#define ARM_DBGDSCR_TXFULL_1 (1 << 26)
-#define ARM_DBGDSCR_PIPEADV (1 << 25)
-#define ARM_DBGDSCR_INSTRCOMPL_1 (1 << 24)
-#define ARM_DBGDSCR_EXTDCCMODE_MASK (3 << 20)
-#define ARM_DBGDSCR_EXTDCCMODE_NONBLOCKING (0 << 20)
-#define ARM_DBGDSCR_EXTDCCMODE_STALL (1 << 20)
-#define ARM_DBGDSCR_EXTDCCMODE_FAST (1 << 20)
-#define ARM_DBGDSCR_ADADISCARD (1 << 19)
-#define ARM_DBGDSCR_NS (1 << 18)
-#define ARM_DBGDSCR_SPNIDDIS (1 << 17)
-#define ARM_DBGDSCR_SPIDDIS (1 << 16)
-#define ARM_DBGDSCR_MDBGEN (1 << 15)
-#define ARM_DBGDSCR_HDBGEN (1 << 14)
-#define ARM_DBGDSCR_ITREN (1 << 13)
-#define ARM_DBGDSCR_UDCCDIS (1 << 12)
-#define ARM_DBGDSCR_INTDIS (1 << 11)
-#define ARM_DBGDSCR_DBGACK (1 << 10)
-#define ARM_DBGDSCR_DBGNOPWRDWN (1 << 9)
-#define ARM_DBGDSCR_UND_1 (1 << 8)
-#define ARM_DBGDSCR_ADABORT_1 (1 << 7)
-#define ARM_DBGDSCR_SDABORT_1 (1 << 6)
-#define ARM_DBGDSCR_MOE_MASK (15 << 2)
-#define ARM_DBGDSCR_MOE_HALT_REQUEST (0 << 2)
-#define ARM_DBGDSCR_MOE_BREAKPOINT (1 << 2)
-#define ARM_DBGDSCR_MOE_ASYNC_WATCHPOINT (2 << 2)
-#define ARM_DBGDSCR_MOE_BKPT_INSTRUCTION (3 << 2)
-#define ARM_DBGDSCR_MOE_EXT_DEBUG_REQ (4 << 2)
-#define ARM_DBGDSCR_MOE_VECTOR_CATCH (5 << 2)
-#define ARM_DBGDSCR_MOE_DSIDE_ABORT (6 << 2)
-#define ARM_DBGDSCR_MOE_ISIDE_ABORT (7 << 2)
-#define ARM_DBGDSCR_MOE_OS_UNLOCK_CATCH (8 << 2)
-#define ARM_DBGDSCR_MOE_SYNC_WATCHPOINT (10 << 2)
-
-#define ARM_DBGDSCR_RESTARTED (1 << 1)
-#define ARM_DBGDSCR_HALTED (1 << 0)
+#define ARM_DBGDSCR_RXFULL (1 << 30)
+#define ARM_DBGDSCR_TXFULL (1 << 29)
+#define ARM_DBGDSCR_RXFULL_1 (1 << 27)
+#define ARM_DBGDSCR_TXFULL_1 (1 << 26)
+#define ARM_DBGDSCR_PIPEADV (1 << 25)
+#define ARM_DBGDSCR_INSTRCOMPL_1 (1 << 24)
+#define ARM_DBGDSCR_EXTDCCMODE_MASK (3 << 20)
+#define ARM_DBGDSCR_EXTDCCMODE_NONBLOCKING (0 << 20)
+#define ARM_DBGDSCR_EXTDCCMODE_STALL (1 << 20)
+#define ARM_DBGDSCR_EXTDCCMODE_FAST (1 << 20)
+#define ARM_DBGDSCR_ADADISCARD (1 << 19)
+#define ARM_DBGDSCR_NS (1 << 18)
+#define ARM_DBGDSCR_SPNIDDIS (1 << 17)
+#define ARM_DBGDSCR_SPIDDIS (1 << 16)
+#define ARM_DBGDSCR_MDBGEN (1 << 15)
+#define ARM_DBGDSCR_HDBGEN (1 << 14)
+#define ARM_DBGDSCR_ITREN (1 << 13)
+#define ARM_DBGDSCR_UDCCDIS (1 << 12)
+#define ARM_DBGDSCR_INTDIS (1 << 11)
+#define ARM_DBGDSCR_DBGACK (1 << 10)
+#define ARM_DBGDSCR_DBGNOPWRDWN (1 << 9)
+#define ARM_DBGDSCR_UND_1 (1 << 8)
+#define ARM_DBGDSCR_ADABORT_1 (1 << 7)
+#define ARM_DBGDSCR_SDABORT_1 (1 << 6)
+#define ARM_DBGDSCR_MOE_MASK (15 << 2)
+#define ARM_DBGDSCR_MOE_HALT_REQUEST (0 << 2)
+#define ARM_DBGDSCR_MOE_BREAKPOINT (1 << 2)
+#define ARM_DBGDSCR_MOE_ASYNC_WATCHPOINT (2 << 2)
+#define ARM_DBGDSCR_MOE_BKPT_INSTRUCTION (3 << 2)
+#define ARM_DBGDSCR_MOE_EXT_DEBUG_REQ (4 << 2)
+#define ARM_DBGDSCR_MOE_VECTOR_CATCH (5 << 2)
+#define ARM_DBGDSCR_MOE_DSIDE_ABORT (6 << 2)
+#define ARM_DBGDSCR_MOE_ISIDE_ABORT (7 << 2)
+#define ARM_DBGDSCR_MOE_OS_UNLOCK_CATCH (8 << 2)
+#define ARM_DBGDSCR_MOE_SYNC_WATCHPOINT (10 << 2)
+
+#define ARM_DBGDSCR_RESTARTED (1 << 1)
+#define ARM_DBGDSCR_HALTED (1 << 0)
/*
* Format of the Debug & Watchpoint Breakpoint Value and Control Registers
#define ARM_DBG_CR_SECURITY_STATE_BOTH (0 << 14)
#define ARM_DBG_CR_SECURITY_STATE_NONSECURE (1 << 14)
#define ARM_DBG_CR_SECURITY_STATE_SECURE (2 << 14)
+#define ARM_DBG_CR_HIGHER_MODE_MASK (1 << 13) /* BCR & WCR */
+#define ARM_DBG_CR_HIGHER_MODE_ENABLE (1 << 13)
+#define ARM_DBG_CR_HIGHER_MODE_DISABLE (0 << 13)
#define ARM_DBGWCR_BYTE_ADDRESS_SELECT_MASK 0x00001FE0 /* WCR only */
#define ARM_DBG_CR_BYTE_ADDRESS_SELECT_MASK 0x000001E0 /* BCR & WCR */
#define ARM_DBGWCR_ACCESS_CONTROL_MASK (3 << 3) /* WCR only */
#define ARM_DBCWCR_ACCESS_CONTROL_ANY (3 << 3)
#define ARM_DBG_CR_MODE_CONTROL_MASK (3 << 1) /* BCR & WCR */
#define ARM_DBG_CR_MODE_CONTROL_U_S_S (0 << 1) /* BCR only */
-#define ARM_DBG_CR_MODE_CONTROL_PRIVILEDGED (1 << 1) /* BCR & WCR */
+#define ARM_DBG_CR_MODE_CONTROL_PRIVILEGED (1 << 1) /* BCR & WCR */
#define ARM_DBG_CR_MODE_CONTROL_USER (2 << 1) /* BCR & WCR */
#define ARM_DBG_CR_MODE_CONTROL_ANY (3 << 1) /* BCR & WCR */
#define ARM_DBG_CR_ENABLE_MASK (1 << 0) /* BCR & WCR */
/*
* Format of the Device Power-down and Reset Status Register (DBGPRSR)
*/
-#define ARM_DBGPRSR_STICKY_RESET_STATUS (1 << 3)
-#define ARM_DBGPRSR_RESET_STATUS (1 << 2)
-#define ARM_DBGPRSR_STICKY_POWERDOWN_STATUS (1 << 1)
-#define ARM_DBGPRSR_POWERUP_STATUS (1 << 0)
+#define ARM_DBGPRSR_STICKY_RESET_STATUS (1 << 3)
+#define ARM_DBGPRSR_RESET_STATUS (1 << 2)
+#define ARM_DBGPRSR_STICKY_POWERDOWN_STATUS (1 << 1)
+#define ARM_DBGPRSR_POWERUP_STATUS (1 << 0)
-/*
+/*
* Format of the OS Lock Access (DBGOSLAR) and Lock Access Registers (DBGLAR)
*/
-#define ARM_DBG_LOCK_ACCESS_KEY 0xC5ACCE55
+#define ARM_DBG_LOCK_ACCESS_KEY 0xC5ACCE55
/* ARMv7 Debug register map */
-#define ARM_DEBUG_OFFSET_DBGDIDR (0x000)
-#define ARM_DEBUG_OFFSET_DBGWFAR (0x018)
-#define ARM_DEBUG_OFFSET_DBGVCR (0x01C)
-#define ARM_DEBUG_OFFSET_DBGECR (0x024)
-#define ARM_DEBUG_OFFSET_DBGDSCCR (0x028)
-#define ARM_DEBUG_OFFSET_DBGDSMCR (0x02C)
-#define ARM_DEBUG_OFFSET_DBGDTRRX (0x080)
-#define ARM_DEBUG_OFFSET_DBGITR (0x084) /* Write-only */
-#define ARM_DEBUG_OFFSET_DBGPCSR (0x084) /* Read-only */
-#define ARM_DEBUG_OFFSET_DBGDSCR (0x088)
-#define ARM_DEBUG_OFFSET_DBGDTRTX (0x08C)
-#define ARM_DEBUG_OFFSET_DBGDRCR (0x090)
-#define ARM_DEBUG_OFFSET_DBGBVR (0x100) /* 0x100 - 0x13C */
-#define ARM_DEBUG_OFFSET_DBGBCR (0x140) /* 0x140 - 0x17C */
-#define ARM_DEBUG_OFFSET_DBGWVR (0x180) /* 0x180 - 0x1BC */
-#define ARM_DEBUG_OFFSET_DBGWCR (0x1C0) /* 0x1C0 - 0x1FC */
-#define ARM_DEBUG_OFFSET_DBGOSLAR (0x300)
-#define ARM_DEBUG_OFFSET_DBGOSLSR (0x304)
-#define ARM_DEBUG_OFFSET_DBGOSSRR (0x308)
-#define ARM_DEBUG_OFFSET_DBGPRCR (0x310)
-#define ARM_DEBUG_OFFSET_DBGPRSR (0x314)
-#define ARM_DEBUG_OFFSET_DBGITCTRL (0xF00)
-#define ARM_DEBUG_OFFSET_DBGCLAIMSET (0xFA0)
-#define ARM_DEBUG_OFFSET_DBGCLAIMCLR (0xFA4)
-#define ARM_DEBUG_OFFSET_DBGLAR (0xFB0)
-#define ARM_DEBUG_OFFSET_DBGLSR (0xFB4)
-#define ARM_DEBUG_OFFSET_DBGAUTHSTATUS (0xFB8)
-#define ARM_DEBUG_OFFSET_DBGDEVID (0xFC8)
-#define ARM_DEBUG_OFFSET_DBGDEVTYPE (0xFCC)
-#define ARM_DEBUG_OFFSET_DBGPID0 (0xFD0)
-#define ARM_DEBUG_OFFSET_DBGPID1 (0xFD4)
-#define ARM_DEBUG_OFFSET_DBGPID2 (0xFD8)
-#define ARM_DEBUG_OFFSET_DBGPID3 (0xFDA)
-#define ARM_DEBUG_OFFSET_DBGPID4 (0xFDC)
-#define ARM_DEBUG_OFFSET_DBGCID0 (0xFF0)
-#define ARM_DEBUG_OFFSET_DBGCID1 (0xFF4)
-#define ARM_DEBUG_OFFSET_DBGCID2 (0xFF8)
-#define ARM_DEBUG_OFFSET_DBGCID3 (0xFFA)
-#define ARM_DEBUG_OFFSET_DBGCID4 (0xFFC)
+#define ARM_DEBUG_OFFSET_DBGDIDR (0x000)
+#define ARM_DEBUG_OFFSET_DBGWFAR (0x018)
+#define ARM_DEBUG_OFFSET_DBGVCR (0x01C)
+#define ARM_DEBUG_OFFSET_DBGECR (0x024)
+#define ARM_DEBUG_OFFSET_DBGDSCCR (0x028)
+#define ARM_DEBUG_OFFSET_DBGDSMCR (0x02C)
+#define ARM_DEBUG_OFFSET_DBGDTRRX (0x080)
+#define ARM_DEBUG_OFFSET_DBGITR (0x084) /* Write-only */
+#define ARM_DEBUG_OFFSET_DBGPCSR (0x084) /* Read-only */
+#define ARM_DEBUG_OFFSET_DBGDSCR (0x088)
+#define ARM_DEBUG_OFFSET_DBGDTRTX (0x08C)
+#define ARM_DEBUG_OFFSET_DBGDRCR (0x090)
+#define ARM_DEBUG_OFFSET_DBGBVR (0x100) /* 0x100 - 0x13C */
+#define ARM_DEBUG_OFFSET_DBGBCR (0x140) /* 0x140 - 0x17C */
+#define ARM_DEBUG_OFFSET_DBGWVR (0x180) /* 0x180 - 0x1BC */
+#define ARM_DEBUG_OFFSET_DBGWCR (0x1C0) /* 0x1C0 - 0x1FC */
+#define ARM_DEBUG_OFFSET_DBGOSLAR (0x300)
+#define ARM_DEBUG_OFFSET_DBGOSLSR (0x304)
+#define ARM_DEBUG_OFFSET_DBGOSSRR (0x308)
+#define ARM_DEBUG_OFFSET_DBGPRCR (0x310)
+#define ARM_DEBUG_OFFSET_DBGPRSR (0x314)
+#define ARM_DEBUG_OFFSET_DBGITCTRL (0xF00)
+#define ARM_DEBUG_OFFSET_DBGCLAIMSET (0xFA0)
+#define ARM_DEBUG_OFFSET_DBGCLAIMCLR (0xFA4)
+#define ARM_DEBUG_OFFSET_DBGLAR (0xFB0)
+#define ARM_DEBUG_OFFSET_DBGLSR (0xFB4)
+#define ARM_DEBUG_OFFSET_DBGAUTHSTATUS (0xFB8)
+#define ARM_DEBUG_OFFSET_DBGDEVID (0xFC8)
+#define ARM_DEBUG_OFFSET_DBGDEVTYPE (0xFCC)
+#define ARM_DEBUG_OFFSET_DBGPID0 (0xFD0)
+#define ARM_DEBUG_OFFSET_DBGPID1 (0xFD4)
+#define ARM_DEBUG_OFFSET_DBGPID2 (0xFD8)
+#define ARM_DEBUG_OFFSET_DBGPID3 (0xFDA)
+#define ARM_DEBUG_OFFSET_DBGPID4 (0xFDC)
+#define ARM_DEBUG_OFFSET_DBGCID0 (0xFF0)
+#define ARM_DEBUG_OFFSET_DBGCID1 (0xFF4)
+#define ARM_DEBUG_OFFSET_DBGCID2 (0xFF8)
+#define ARM_DEBUG_OFFSET_DBGCID3 (0xFFA)
+#define ARM_DEBUG_OFFSET_DBGCID4 (0xFFC)
/*
* Media and VFP Feature Register 1 (MVFR1)
*/
-#define MVFR_ASIMD_HPFP 0x00100000UL
+#define MVFR_ASIMD_HPFP 0x00100000UL
-#endif /* _ARM_PROC_REG_H_ */
+/*
+ * Main ID Register (MIDR)
+ *
+ * 31 24 23 20 19 16 15 4 3 0
+ * +-----+-----+------+------+-----+
+ * | IMP | VAR | ARCH | PNUM | REV |
+ * +-----+-----+------+------+-----+
+ *
+ * where:
+ * IMP: Implementor code
+ * VAR: Variant number
+ * ARCH: Architecture code
+ * PNUM: Primary part number
+ * REV: Minor revision number
+ */
+#define MIDR_REV_SHIFT 0
+#define MIDR_REV_MASK (0xf << MIDR_REV_SHIFT)
+#define MIDR_PNUM_SHIFT 4
+#define MIDR_PNUM_MASK (0xfff << MIDR_PNUM_SHIFT)
+#define MIDR_ARCH_SHIFT 16
+#define MIDR_ARCH_MASK (0xf << MIDR_ARCH_SHIFT)
+#define MIDR_VAR_SHIFT 20
+#define MIDR_VAR_MASK (0xf << MIDR_VAR_SHIFT)
+#define MIDR_IMP_SHIFT 24
+#define MIDR_IMP_MASK (0xff << MIDR_IMP_SHIFT)
+
+#endif /* _ARM_PROC_REG_H_ */
projects / apple / xnu.git / blobdiff