diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mn10300/include/asm/cacheflush.h | 6 | ||||
| -rw-r--r-- | arch/mn10300/include/asm/gdb-stub.h | 2 | ||||
| -rw-r--r-- | arch/mn10300/include/asm/processor.h | 4 | ||||
| -rw-r--r-- | arch/mn10300/kernel/Makefile | 2 | ||||
| -rw-r--r-- | arch/mn10300/kernel/head.S | 6 | ||||
| -rw-r--r-- | arch/mn10300/mm/Kconfig.cache | 3 |
6 files changed, 13 insertions, 10 deletions
diff --git a/arch/mn10300/include/asm/cacheflush.h b/arch/mn10300/include/asm/cacheflush.h index 29e692f7f03..b85be1d2fd3 100644 --- a/arch/mn10300/include/asm/cacheflush.h +++ b/arch/mn10300/include/asm/cacheflush.h @@ -34,7 +34,7 @@ /* * physically-indexed cache management */ -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED extern void flush_icache_range(unsigned long start, unsigned long end); extern void flush_icache_page(struct vm_area_struct *vma, struct page *pg); @@ -61,7 +61,7 @@ extern void flush_icache_page(struct vm_area_struct *vma, struct page *pg); /* * primitive routines */ -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED extern void mn10300_icache_inv(void); extern void mn10300_dcache_inv(void); extern void mn10300_dcache_inv_page(unsigned start); @@ -103,7 +103,7 @@ extern void mn10300_dcache_flush_inv_range2(unsigned start, unsigned size); #define mn10300_dcache_flush_page(start) do {} while (0) #define mn10300_dcache_flush_range(start, end) do {} while (0) #define mn10300_dcache_flush_range2(start, size) do {} while (0) -#endif /* CONFIG_MN10300_CACHE_DISABLED */ +#endif /* CONFIG_MN10300_CACHE_ENABLED */ /* * internal debugging function diff --git a/arch/mn10300/include/asm/gdb-stub.h b/arch/mn10300/include/asm/gdb-stub.h index 41ed2676396..f5495ad82b7 100644 --- a/arch/mn10300/include/asm/gdb-stub.h +++ b/arch/mn10300/include/asm/gdb-stub.h @@ -110,7 +110,7 @@ extern asmlinkage void gdbstub_exception(struct pt_regs *, enum exception_code); extern asmlinkage void __gdbstub_bug_trap(void); extern asmlinkage void __gdbstub_pause(void); -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED extern asmlinkage void gdbstub_purge_cache(void); #else #define gdbstub_purge_cache() do {} while (0) diff --git a/arch/mn10300/include/asm/processor.h b/arch/mn10300/include/asm/processor.h index f7d4b0d285e..fd96c180e64 100644 --- a/arch/mn10300/include/asm/processor.h +++ b/arch/mn10300/include/asm/processor.h @@ -157,7 +157,7 @@ unsigned long get_wchan(struct task_struct *p); static inline void prefetch(const void *x) { -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED #ifdef CONFIG_MN10300_PROC_MN103E010 asm volatile ("nop; nop; dcpf (%0)" : : "r"(x)); #else @@ -168,7 +168,7 @@ static inline void prefetch(const void *x) static inline void prefetchw(const void *x) { -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED #ifdef CONFIG_MN10300_PROC_MN103E010 asm volatile ("nop; nop; dcpf (%0)" : : "r"(x)); #else diff --git a/arch/mn10300/kernel/Makefile b/arch/mn10300/kernel/Makefile index 23f2ab67574..c4289e38807 100644 --- a/arch/mn10300/kernel/Makefile +++ b/arch/mn10300/kernel/Makefile @@ -17,7 +17,7 @@ obj-$(CONFIG_GDBSTUB) += gdb-stub.o gdb-low.o obj-$(CONFIG_GDBSTUB_ON_TTYSx) += gdb-io-serial.o gdb-io-serial-low.o obj-$(CONFIG_GDBSTUB_ON_TTYSMx) += gdb-io-ttysm.o gdb-io-ttysm-low.o -ifneq ($(CONFIG_MN10300_CACHE_DISABLED),y) +ifeq ($(CONFIG_MN10300_CACHE_ENABLED),y) obj-$(CONFIG_GDBSTUB) += gdb-cache.o endif diff --git a/arch/mn10300/kernel/head.S b/arch/mn10300/kernel/head.S index 14f27f3bfaf..a81e34fba65 100644 --- a/arch/mn10300/kernel/head.S +++ b/arch/mn10300/kernel/head.S @@ -61,18 +61,18 @@ _start: btst CHCTR_ICBUSY|CHCTR_DCBUSY,d0 # wait till not busy lne -#ifndef CONFIG_MN10300_CACHE_DISABLED +#ifdef CONFIG_MN10300_CACHE_ENABLED #ifdef CONFIG_MN10300_CACHE_WBACK #ifndef CONFIG_MN10300_CACHE_WBACK_NOWRALLOC mov CHCTR_ICEN|CHCTR_DCEN|CHCTR_DCWTMD_WRBACK,d0 #else mov CHCTR_ICEN|CHCTR_DCEN|CHCTR_DCWTMD_WRBACK|CHCTR_DCALMD,d0 -#endif /* CACHE_DISABLED */ +#endif /* NOWRALLOC */ #else mov CHCTR_ICEN|CHCTR_DCEN|CHCTR_DCWTMD_WRTHROUGH,d0 #endif /* WBACK */ movhu d0,(a0) # enable -#endif /* NOWRALLOC */ +#endif /* ENABLED */ # turn on RTS on the debug serial port if applicable #ifdef CONFIG_MN10300_UNIT_ASB2305 diff --git a/arch/mn10300/mm/Kconfig.cache b/arch/mn10300/mm/Kconfig.cache index f5599f47ec1..56a88dd9c70 100644 --- a/arch/mn10300/mm/Kconfig.cache +++ b/arch/mn10300/mm/Kconfig.cache @@ -30,3 +30,6 @@ config MN10300_CACHE_DISABLED bool "Disabled" endchoice + +config MN10300_CACHE_ENABLED + def_bool y if !MN10300_CACHE_DISABLED |