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comparison packages/kernel/current/tests/kcache1.c @ 44:41bd4f3a90de ecos-sw-1999-10-08

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Merge from eCos master repository on 1999-10-08-07:47:04-BST
author jlarmour
date Fri, 08 Oct 1999 13:16:25 +0000
parents 29bc183297e1
children 797268ecc331
comparison
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43:3e1bfbe59ff6 44:41bd4f3a90de
28 //####COPYRIGHTEND#### 28 //####COPYRIGHTEND####
29 //========================================================================== 29 //==========================================================================
30 //#####DESCRIPTIONBEGIN#### 30 //#####DESCRIPTIONBEGIN####
31 // 31 //
32 // Author(s): dsm 32 // Author(s): dsm
33 // Contributors: dsm, nickg 33 // Contributors: dsm, nickg
34 // Date: 1998-06-18 34 // Date: 1998-06-18
35 //####DESCRIPTIONEND#### 35 //####DESCRIPTIONEND####
36 */ 36 */
37 37
38 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL 38 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL
49 #include <cyg/hal/hal_intr.h> 49 #include <cyg/hal/hal_intr.h>
50 50
51 // ------------------------------------------------------------------------- 51 // -------------------------------------------------------------------------
52 // If the HAL does not supply this, we supply our own version 52 // If the HAL does not supply this, we supply our own version
53 53
54 #ifdef HAL_DCACHE_SYNC 54 #ifndef HAL_DCACHE_PURGE_ALL
55 55 # ifdef HAL_DCACHE_SYNC
56 # define HAL_DCACHE_PURGE_ALL() HAL_DCACHE_SYNC() 56
57 57 #define HAL_DCACHE_PURGE_ALL() HAL_DCACHE_SYNC()
58 #else 58
59 # else
59 60
60 static cyg_uint8 dca[HAL_DCACHE_SIZE + HAL_DCACHE_LINE_SIZE*2]; 61 static cyg_uint8 dca[HAL_DCACHE_SIZE + HAL_DCACHE_LINE_SIZE*2];
61 62
62 #define HAL_DCACHE_PURGE_ALL() \ 63 #define HAL_DCACHE_PURGE_ALL() \
63 CYG_MACRO_START \ 64 CYG_MACRO_START \
68 { \ 69 { \
69 tmp = addr[i]; \ 70 tmp = addr[i]; \
70 } \ 71 } \
71 CYG_MACRO_END 72 CYG_MACRO_END
72 73
74 # endif
73 #endif 75 #endif
74 76
75 // ------------------------------------------------------------------------- 77 // -------------------------------------------------------------------------
76 78
77 #define NTHREADS 1 79 #define NTHREADS 1
80 static cyg_handle_t thread[NTHREADS]; 82 static cyg_handle_t thread[NTHREADS];
81 83
82 static cyg_thread thread_obj[NTHREADS]; 84 static cyg_thread thread_obj[NTHREADS];
83 static char stack[NTHREADS][STACKSIZE]; 85 static char stack[NTHREADS][STACKSIZE];
84 86
85 #define MAXSIZE 1<<18
86
87 volatile char m[MAXSIZE];
88
89 #ifndef MAX_STRIDE 87 #ifndef MAX_STRIDE
90 #define MAX_STRIDE 64 88 #define MAX_STRIDE 64
91 #endif 89 #endif
90
91 volatile char m[(HAL_DCACHE_SIZE/HAL_DCACHE_LINE_SIZE)*MAX_STRIDE+1];
92 92
93 // ------------------------------------------------------------------------- 93 // -------------------------------------------------------------------------
94 94
95 static void time0(register cyg_uint32 stride) 95 static void time0(register cyg_uint32 stride)
96 { 96 {