diff options
Diffstat (limited to 'arch/arc/include')
| -rw-r--r-- | arch/arc/include/asm/arcregs.h | 6 | ||||
| -rw-r--r-- | arch/arc/include/asm/cache.h | 23 | ||||
| -rw-r--r-- | arch/arc/include/asm/config.h | 2 |
3 files changed, 21 insertions, 10 deletions
diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h index 8ace87fa0f..6a36a81c0f 100644 --- a/arch/arc/include/asm/arcregs.h +++ b/arch/arc/include/asm/arcregs.h @@ -7,6 +7,8 @@ #ifndef _ASM_ARC_ARCREGS_H #define _ASM_ARC_ARCREGS_H +#include <asm/cache.h> + /* * ARC architecture has additional address space - auxiliary registers. * These registers are mostly used for configuration purposes. @@ -21,7 +23,7 @@ #define ARC_AUX_IC_IVIC 0x10 #define ARC_AUX_IC_CTRL 0x11 #define ARC_AUX_IC_IVIL 0x19 -#if (CONFIG_ARC_MMU_VER > 2) +#if (CONFIG_ARC_MMU_VER == 3) #define ARC_AUX_IC_PTAG 0x1E #endif #define ARC_BCR_IC_BUILD 0x77 @@ -40,7 +42,7 @@ #define ARC_AUX_DC_IVDL 0x4A #define ARC_AUX_DC_FLSH 0x4B #define ARC_AUX_DC_FLDL 0x4C -#if (CONFIG_ARC_MMU_VER > 2) +#if (CONFIG_ARC_MMU_VER == 3) #define ARC_AUX_DC_PTAG 0x5C #endif #define ARC_BCR_DC_BUILD 0x72 diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h index 16e7568ef0..8a77cd93af 100644 --- a/arch/arc/include/asm/cache.h +++ b/arch/arc/include/asm/cache.h @@ -9,15 +9,22 @@ #include <config.h> -/* - * The current upper bound for ARC L1 data cache line sizes is 128 bytes. - * We use that value for aligning DMA buffers unless the board config has - * specified an alternate cache line size. - */ -#ifdef CONFIG_SYS_CACHELINE_SIZE -#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE +#ifdef CONFIG_ARC_CACHE_LINE_SHIFT +#define CONFIG_SYS_CACHELINE_SIZE (1 << CONFIG_ARC_CACHE_LINE_SHIFT) +#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE #else -#define ARCH_DMA_MINALIGN 128 +/* Satisfy users of ARCH_DMA_MINALIGN */ +#define ARCH_DMA_MINALIGN 128 +#endif + +#if defined(ARC_MMU_ABSENT) +#define CONFIG_ARC_MMU_VER 0 +#elif defined(CONFIG_ARC_MMU_V2) +#define CONFIG_ARC_MMU_VER 2 +#elif defined(CONFIG_ARC_MMU_V3) +#define CONFIG_ARC_MMU_VER 3 +#elif defined(CONFIG_ARC_MMU_V4) +#define CONFIG_ARC_MMU_VER 4 #endif #endif /* __ASM_ARC_CACHE_H */ diff --git a/arch/arc/include/asm/config.h b/arch/arc/include/asm/config.h index e5be078c19..b4e9099fb1 100644 --- a/arch/arc/include/asm/config.h +++ b/arch/arc/include/asm/config.h @@ -7,8 +7,10 @@ #ifndef __ASM_ARC_CONFIG_H_ #define __ASM_ARC_CONFIG_H_ +#define CONFIG_SYS_GENERIC_BOARD #define CONFIG_SYS_GENERIC_GLOBAL_DATA #define CONFIG_SYS_BOOT_RAMDISK_HIGH +#define CONFIG_ARCH_EARLY_INIT_R #define CONFIG_LMB |
