diff options
Diffstat (limited to 'arch/arm/include/asm/memory.h')
| -rw-r--r-- | arch/arm/include/asm/memory.h | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 76cbd9c674df..1f54e4e98c1e 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -83,8 +83,15 @@ #define IOREMAP_MAX_ORDER 24 #endif +#define VECTORS_BASE UL(0xffff0000) + #else /* CONFIG_MMU */ +#ifndef __ASSEMBLY__ +extern unsigned long vectors_base; +#define VECTORS_BASE vectors_base +#endif + /* * The limitation of user task size can grow up to the end of free ram region. * It is difficult to define and perhaps will never meet the original meaning @@ -111,6 +118,13 @@ #endif /* !CONFIG_MMU */ +#ifdef CONFIG_XIP_KERNEL +#define KERNEL_START _sdata +#else +#define KERNEL_START _stext +#endif +#define KERNEL_END _end + /* * We fix the TCM memories max 32 KiB ITCM resp DTCM at these * locations @@ -206,7 +220,7 @@ extern const void *__pv_table_begin, *__pv_table_end; : "r" (x), "I" (__PV_BITS_31_24) \ : "cc") -static inline phys_addr_t __virt_to_phys(unsigned long x) +static inline phys_addr_t __virt_to_phys_nodebug(unsigned long x) { phys_addr_t t; @@ -238,7 +252,7 @@ static inline unsigned long __phys_to_virt(phys_addr_t x) #define PHYS_OFFSET PLAT_PHYS_OFFSET #define PHYS_PFN_OFFSET ((unsigned long)(PHYS_OFFSET >> PAGE_SHIFT)) -static inline phys_addr_t __virt_to_phys(unsigned long x) +static inline phys_addr_t __virt_to_phys_nodebug(unsigned long x) { return (phys_addr_t)x - PAGE_OFFSET + PHYS_OFFSET; } @@ -254,6 +268,16 @@ static inline unsigned long __phys_to_virt(phys_addr_t x) ((((unsigned long)(kaddr) - PAGE_OFFSET) >> PAGE_SHIFT) + \ PHYS_PFN_OFFSET) +#define __pa_symbol_nodebug(x) __virt_to_phys_nodebug((x)) + +#ifdef CONFIG_DEBUG_VIRTUAL +extern phys_addr_t __virt_to_phys(unsigned long x); +extern phys_addr_t __phys_addr_symbol(unsigned long x); +#else +#define __virt_to_phys(x) __virt_to_phys_nodebug(x) +#define __phys_addr_symbol(x) __pa_symbol_nodebug(x) +#endif + /* * These are *only* valid on the kernel direct mapped RAM memory. * Note: Drivers should NOT use these. They are the wrong @@ -276,6 +300,7 @@ static inline void *phys_to_virt(phys_addr_t x) * Drivers should NOT use these either. */ #define __pa(x) __virt_to_phys((unsigned long)(x)) +#define __pa_symbol(x) __phys_addr_symbol(RELOC_HIDE((unsigned long)(x), 0)) #define __va(x) ((void *)__phys_to_virt((phys_addr_t)(x))) #define pfn_to_kaddr(pfn) __va((phys_addr_t)(pfn) << PAGE_SHIFT) |