diff options
| author | Richard Henderson <rth@twiddle.net> | 2014-04-30 13:56:50 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2014-06-23 07:32:30 -0700 |
| commit | 224f9fd4191feaf104965d8feb814f7303923a47 (patch) | |
| tree | 391ae91eda31d012979c5b9092ce64ea99947514 /include | |
| parent | 2b45c3f5008bf760e628126f0344c1effbee0714 (diff) | |
| download | qemu-224f9fd4191feaf104965d8feb814f7303923a47.tar.gz | |
tcg-ppc: Merge cache-utils into the backend
As a "utility", it only supported ppc, and in a way that other
tcg backends provided directly in tcg-target.h. Removing this
disparity is easier now that the two ppc backends are merged.
Tested-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qemu/cache-utils.h | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/include/qemu/cache-utils.h b/include/qemu/cache-utils.h deleted file mode 100644 index 211245bea0..0000000000 --- a/include/qemu/cache-utils.h +++ /dev/null @@ -1,44 +0,0 @@ -#ifndef QEMU_CACHE_UTILS_H -#define QEMU_CACHE_UTILS_H - -#if defined(_ARCH_PPC) - -#include <stdint.h> /* uintptr_t */ - -struct qemu_cache_conf { - unsigned long dcache_bsize; - unsigned long icache_bsize; -}; - -extern struct qemu_cache_conf qemu_cache_conf; - -void qemu_cache_utils_init(void); - -/* mildly adjusted code from tcg-dyngen.c */ -static inline void flush_icache_range(uintptr_t start, uintptr_t stop) -{ - unsigned long p, start1, stop1; - unsigned long dsize = qemu_cache_conf.dcache_bsize; - unsigned long isize = qemu_cache_conf.icache_bsize; - - start1 = start & ~(dsize - 1); - stop1 = (stop + dsize - 1) & ~(dsize - 1); - for (p = start1; p < stop1; p += dsize) { - asm volatile ("dcbst 0,%0" : : "r"(p) : "memory"); - } - asm volatile ("sync" : : : "memory"); - - start &= start & ~(isize - 1); - stop1 = (stop + isize - 1) & ~(isize - 1); - for (p = start1; p < stop1; p += isize) { - asm volatile ("icbi 0,%0" : : "r"(p) : "memory"); - } - asm volatile ("sync" : : : "memory"); - asm volatile ("isync" : : : "memory"); -} - -#else -#define qemu_cache_utils_init() do { } while (0) -#endif - -#endif /* QEMU_CACHE_UTILS_H */ |