Commit 51f3547d authored by Paul Mundt's avatar Paul Mundt

sh: Allow SH-3 and SH-5 to use common headers.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 93dc544c
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1999 by Kaz Kojima
*
* Defitions for the address spaces of the SH-3 CPUs.
*/
#ifndef __ASM_CPU_SH3_ADDRSPACE_H
#define __ASM_CPU_SH3_ADDRSPACE_H
#define P0SEG 0x00000000
#define P1SEG 0x80000000
#define P2SEG 0xa0000000
#define P3SEG 0xc0000000
#define P4SEG 0xe0000000
#endif /* __ASM_CPU_SH3_ADDRSPACE_H */
...@@ -10,25 +10,7 @@ ...@@ -10,25 +10,7 @@
#ifndef __ASM_CPU_SH3_CACHEFLUSH_H #ifndef __ASM_CPU_SH3_CACHEFLUSH_H
#define __ASM_CPU_SH3_CACHEFLUSH_H #define __ASM_CPU_SH3_CACHEFLUSH_H
/*
* Cache flushing:
*
* - flush_cache_all() flushes entire cache
* - flush_cache_mm(mm) flushes the specified mm context's cache lines
* - flush_cache_dup mm(mm) handles cache flushing when forking
* - flush_cache_page(mm, vmaddr, pfn) flushes a single page
* - flush_cache_range(vma, start, end) flushes a range of pages
*
* - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache
* - flush_icache_range(start, end) flushes(invalidates) a range for icache
* - flush_icache_page(vma, pg) flushes(invalidates) a page for icache
*
* Caches are indexed (effectively) by physical address on SH-3, so
* we don't need them.
*/
#if defined(CONFIG_SH7705_CACHE_32KB) #if defined(CONFIG_SH7705_CACHE_32KB)
/* SH7705 is an SH3 processor with 32KB cache. This has alias issues like the /* SH7705 is an SH3 processor with 32KB cache. This has alias issues like the
* SH4. Unlike the SH4 this is a unified cache so we need to do some work * SH4. Unlike the SH4 this is a unified cache so we need to do some work
* in mmap when 'exec'ing a new binary * in mmap when 'exec'ing a new binary
...@@ -48,23 +30,7 @@ void flush_dcache_page(struct page *pg); ...@@ -48,23 +30,7 @@ void flush_dcache_page(struct page *pg);
void flush_icache_range(unsigned long start, unsigned long end); void flush_icache_range(unsigned long start, unsigned long end);
void flush_icache_page(struct vm_area_struct *vma, struct page *page); void flush_icache_page(struct vm_area_struct *vma, struct page *page);
#else #else
#define flush_cache_all() do { } while (0) #include <cpu-common/cpu/cacheflush.h>
#define flush_cache_mm(mm) do { } while (0)
#define flush_cache_dup_mm(mm) do { } while (0)
#define flush_cache_range(vma, start, end) do { } while (0)
#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
#define flush_dcache_page(page) do { } while (0)
#define flush_icache_range(start, end) do { } while (0)
#define flush_icache_page(vma,pg) do { } while (0)
#endif #endif
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
/* SH3 has unified cache so no special action needed here */
#define flush_cache_sigtramp(vaddr) do { } while (0)
#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
#define p3_cache_init() do { } while (0)
#endif /* __ASM_CPU_SH3_CACHEFLUSH_H */ #endif /* __ASM_CPU_SH3_CACHEFLUSH_H */
#ifndef __ASM_SH_CPU_SH3_RTC_H
#define __ASM_SH_CPU_SH3_RTC_H
#define rtc_reg_size sizeof(u16)
#define RTC_BIT_INVERTED 0 /* No bug on SH7708, SH7709A */
#define RTC_DEF_CAPABILITIES 0UL
#endif /* __ASM_SH_CPU_SH3_RTC_H */
#ifndef __ASM_CPU_SH3_SIGCONTEXT_H
#define __ASM_CPU_SH3_SIGCONTEXT_H
struct sigcontext {
unsigned long oldmask;
/* CPU registers */
unsigned long sc_regs[16];
unsigned long sc_pc;
unsigned long sc_pr;
unsigned long sc_sr;
unsigned long sc_gbr;
unsigned long sc_mach;
unsigned long sc_macl;
};
#endif /* __ASM_CPU_SH3_SIGCONTEXT_H */
#ifndef __ASM_SH_CPU_SH5_TIMER_H
#define __ASM_SH_CPU_SH5_TIMER_H
#endif /* __ASM_SH_CPU_SH5_TIMER_H */
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