/* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2005, 2006, 2009, 2010, 2012 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef _ASM_C6X_CACHE_H #define _ASM_C6X_CACHE_H #include <linux/irqflags.h> #include <linux/init.h> /* * Cache line size */ #define L1D_CACHE_SHIFT 6 #define L1D_CACHE_BYTES (1 << L1D_CACHE_SHIFT) #define L1P_CACHE_SHIFT 5 #define L1P_CACHE_BYTES (1 << L1P_CACHE_SHIFT) #define L2_CACHE_SHIFT 7 #define L2_CACHE_BYTES (1 << L2_CACHE_SHIFT) /* * L2 used as cache */ #define L2MODE_SIZE L2MODE_256K_CACHE /* * For practical reasons the L1_CACHE_BYTES defines should not be smaller than * the L2 line size */ #define L1_CACHE_SHIFT L2_CACHE_SHIFT #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) #define L2_CACHE_ALIGN_LOW(x) \ (((x) & ~(L2_CACHE_BYTES - 1))) #define L2_CACHE_ALIGN_UP(x) \ (((x) + (L2_CACHE_BYTES - 1)) & ~(L2_CACHE_BYTES - 1)) #define L2_CACHE_ALIGN_CNT(x) \ (((x) + (sizeof(int) - 1)) & ~(sizeof(int) - 1)) #define ARCH_DMA_MINALIGN L1_CACHE_BYTES #define ARCH_SLAB_MINALIGN L1_CACHE_BYTES /* * This is the granularity of hardware cacheability control. */ #define CACHEABILITY_ALIGN 0x01000000 /* * Align a physical address to MAR regions */ #define CACHE_REGION_START(v) \ (((u32) (v)) & ~(CACHEABILITY_ALIGN - 1)) #define CACHE_REGION_END(v) \ (((u32) (v) + (CACHEABILITY_ALIGN - 1)) & ~(CACHEABILITY_ALIGN - 1)) extern void __init c6x_cache_init(void); extern void enable_caching(unsigned long start, unsigned long end); extern void disable_caching(unsigned long start, unsigned long end); extern void L1_cache_off(void); extern void L1_cache_on(void); extern void L1P_cache_global_invalidate(void); extern void L1D_cache_global_invalidate(void); extern void L1D_cache_global_writeback(void); extern void L1D_cache_global_writeback_invalidate(void); extern void L2_cache_set_mode(unsigned int mode); extern void L2_cache_global_writeback_invalidate(void); extern void L2_cache_global_writeback(void); extern void L1P_cache_block_invalidate(unsigned int start, unsigned int end); extern void L1D_cache_block_invalidate(unsigned int start, unsigned int end); extern void L1D_cache_block_writeback_invalidate(unsigned int start, unsigned int end); extern void L1D_cache_block_writeback(unsigned int start, unsigned int end); extern void L2_cache_block_invalidate(unsigned int start, unsigned int end); extern void L2_cache_block_writeback(unsigned int start, unsigned int end); extern void L2_cache_block_writeback_invalidate(unsigned int start, unsigned int end); extern void L2_cache_block_invalidate_nowait(unsigned int start, unsigned int end); extern void L2_cache_block_writeback_nowait(unsigned int start, unsigned int end); extern void L2_cache_block_writeback_invalidate_nowait(unsigned int start, unsigned int end); #endif /* _ASM_C6X_CACHE_H */
Name | Type | Size | Permission | Actions |
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Kbuild | File | 865 B | 0644 |
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asm-offsets.h | File | 35 B | 0644 |
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bitops.h | File | 2.17 KB | 0644 |
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bug.h | File | 705 B | 0644 |
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cache.h | File | 3.1 KB | 0644 |
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cacheflush.h | File | 2.05 KB | 0644 |
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checksum.h | File | 947 B | 0644 |
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clock.h | File | 3.51 KB | 0644 |
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cmpxchg.h | File | 1.57 KB | 0644 |
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delay.h | File | 1.67 KB | 0644 |
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dma-mapping.h | File | 911 B | 0644 |
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dscr.h | File | 909 B | 0644 |
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elf.h | File | 3.18 KB | 0644 |
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flat.h | File | 677 B | 0644 |
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ftrace.h | File | 97 B | 0644 |
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hardirq.h | File | 572 B | 0644 |
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irq.h | File | 1.59 KB | 0644 |
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irqflags.h | File | 1.67 KB | 0644 |
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linkage.h | File | 497 B | 0644 |
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megamod-pic.h | File | 213 B | 0644 |
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module.h | File | 639 B | 0644 |
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page.h | File | 312 B | 0644 |
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pgtable.h | File | 2.29 KB | 0644 |
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processor.h | File | 3.31 KB | 0644 |
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procinfo.h | File | 673 B | 0644 |
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ptrace.h | File | 998 B | 0644 |
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sections.h | File | 287 B | 0644 |
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setup.h | File | 914 B | 0644 |
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soc.h | File | 929 B | 0644 |
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special_insns.h | File | 1.82 KB | 0644 |
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string.h | File | 616 B | 0644 |
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switch_to.h | File | 992 B | 0644 |
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syscall.h | File | 2.2 KB | 0644 |
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syscalls.h | File | 1.73 KB | 0644 |
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thread_info.h | File | 2.63 KB | 0644 |
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timer64.h | File | 154 B | 0644 |
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timex.h | File | 867 B | 0644 |
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tlb.h | File | 192 B | 0644 |
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traps.h | File | 1.29 KB | 0644 |
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uaccess.h | File | 2.14 KB | 0644 |
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unaligned.h | File | 4.63 KB | 0644 |
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