ecos: packages/kernel/current/tests/kcache2.c annotate

annotate packages/kernel/current/tests/kcache2.c @ 3188:cb5a35f3fda4

Include CYGHWR_MEMORY_LAYOUT_H in order to effectively test memory size. Bug reported and fix suggested by Bernd Edlinger. [Bugzilla 1001650]

author	vae
date	Thu, 04 Oct 2012 07:40:45 +0000
parents	c8f21fa31800
children

rev	line source
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	1 /*=================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	2 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	3 // kcache2.c
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	4 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	5 // Cache feature/timing tests
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	6 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	7 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	8 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	9 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	11 // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	12 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	13 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	14 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	15 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	16 // version.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	17 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	18 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	21 // for more details.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	22 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	23 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	26 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	27 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	28 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	29 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	30 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	31 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	32 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	33 // General Public License v2.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	34 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	35 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	36 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	37 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 1996 diff changeset	38 // ####ECOSGPLCOPYRIGHTEND####
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	39 //==========================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	40 //#####DESCRIPTIONBEGIN####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	41 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	42 // Author(s): jskov, based on kcache1.c by dsm
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	43 // Contributors: jskov, gthomas
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	44 // Date: 1998-12-10
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	45 // Description: Tests some of the more exotic cache macros.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	46 //####DESCRIPTIONEND####
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	47 */
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	48
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	49 #include <cyg/hal/hal_arch.h> // CYGNUM_HAL_STACK_SIZE_TYPICAL
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	50
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	51 #include <cyg/kernel/kapi.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	52
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	53 #include <cyg/infra/testcase.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	54
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	55 #ifdef CYGVAR_KERNEL_COUNTERS_CLOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	56 #ifdef CYGFUN_KERNEL_API_C
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	57
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	58 #include <cyg/infra/diag.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	59 #include <cyg/hal/hal_cache.h>
3188 cb5a35f3fda4 Include CYGHWR_MEMORY_LAYOUT_H in order to effectively test memory size. Bug reported and fix suggested by Bernd Edlinger. [Bugzilla 1001650] vae parents: 3183 diff changeset	60 #include CYGHWR_MEMORY_LAYOUT_H
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	61
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	62 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	63
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	64 #define NTHREADS 1
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	65 #define STACKSIZE CYGNUM_HAL_STACK_SIZE_TYPICAL
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	66
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	67 // The following are defaults for loop variables. Note they will be overriden
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	68 // on simulator targets, where detected - there is no point testing a cache
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	69 // which doesn't exist :-).
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	70
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	71 #define TEST_DZERO_LOOPS 5000 // default number of loops for test_dzero()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	72 #define TIME_ILOCK_LOOPS 10000 // default number of loops for time_ilock()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	73 #define TIME_DLOCK_LOOPS 10000 // default number of loops for time_dlock()
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	74
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	75 // Define this to enable a simple, but hopefully useful, data cache
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	76 // test. It may help discover if the cache support has been defined
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	77 // properly (in terms of size and shape)
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	78 #ifdef HAL_DCACHE_LINE_SIZE
c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	79 #define _TEST_DCACHE_OPERATION
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	80 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	81
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	82 static cyg_handle_t thread[NTHREADS];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	83
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	84 static cyg_thread thread_obj[NTHREADS];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	85 static char stack[NTHREADS][STACKSIZE];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	86
3183 c8f21fa31800 Allow comilation for targets with less then 128KiB RAM by conditionally reducing of MAXSIZE to (1<<16) vae parents: 2729 diff changeset	87 #if (CYGMEM_REGION_ram_SIZE <= (128*1024))
c8f21fa31800 Allow comilation for targets with less then 128KiB RAM by conditionally reducing of MAXSIZE to (1<<16) vae parents: 2729 diff changeset	88 # define MAXSIZE (1<<16)
c8f21fa31800 Allow comilation for targets with less then 128KiB RAM by conditionally reducing of MAXSIZE to (1<<16) vae parents: 2729 diff changeset	89 #else
c8f21fa31800 Allow comilation for targets with less then 128KiB RAM by conditionally reducing of MAXSIZE to (1<<16) vae parents: 2729 diff changeset	90 # define MAXSIZE (1<<18)
c8f21fa31800 Allow comilation for targets with less then 128KiB RAM by conditionally reducing of MAXSIZE to (1<<16) vae parents: 2729 diff changeset	91 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	92
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	93 volatile char m[MAXSIZE];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	94
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	95 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	96 // Test of data cache zero.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	97 // o Timing comparison with instructions doing the same amount of work.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	98 // o Check that area cleared with the DCACHE_ZERO macro contains zeros.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	99 #ifdef HAL_DCACHE_ZERO
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	100 static void test_dzero(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	101 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	102 register cyg_uint32 k, i;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	103 cyg_tick_count_t count0, count1;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	104 cyg_ucount32 t;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	105 volatile cyg_uint32* aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	106 volatile cyg_uint32* p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	107 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	108 cyg_ucount32 test_dzero_loops = TEST_DZERO_LOOPS;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	109
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	110 CYG_TEST_INFO("Data cache zero");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	111
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	112 if (cyg_test_is_simulator)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	113 test_dzero_loops=10;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	114
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	115 aligned_p = (volatile cyg_uint32*)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	116 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	117 & ~(HAL_DCACHE_LINE_SIZE-1));
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	118
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	119 // Time with conventional instructions.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	120 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	121 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	122 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	123 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	124 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	125 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	126 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	127 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	128 for (k = 0; k < test_dzero_loops; k++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	129 p = aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	130 for (i = 0; i < HAL_DCACHE_SETS; i++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	131 #if (16 == HAL_DCACHE_LINE_SIZE)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	132 *p++ = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	133 *p++ = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	134 *p++ = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	135 *p++ = 0;
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	136 #elif (32 == HAL_DCACHE_LINE_SIZE)
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	137 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	138 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	139 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	140 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	141 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	142 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	143 *p++ = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	144 *p++ = 0;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	145 #else
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	146 #error "Not defined for this cache line size."
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	147 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	148 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	149
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	150 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	151 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	152 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	153 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	154 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	155 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	156 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	157 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	158 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	159 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	160 diag_printf("time with instructions: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	161
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	162 // Initialize the area with non-zero so we can check whether
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	163 // the macro cleared the area properly.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	164 p = aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	165 for (i = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	166 i < HAL_DCACHE_SETS*HAL_DCACHE_LINE_SIZE/sizeof(cyg_uint32);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	167 i++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	168 *p++ = 0xdeadbeef;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	169 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	170
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	171 // Time with DCACHE_ZERO.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	172 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	173 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	174 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	175 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	176 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	177 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	178 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	179 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	180 for (k = 0; k < test_dzero_loops; k++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	181 HAL_DCACHE_ZERO(aligned_p, HAL_DCACHE_SETS*HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	182
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	183 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	184 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	185 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	186 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	187 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	188 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	189 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	190 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	191 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	192 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	193 diag_printf("time with HAL_DCACHE_ZERO: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	194
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	195 // Verify that the area was actually cleared.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	196 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	197 cyg_uint32 d;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	198
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	199 d = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	200 p = aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	201 for (i = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	202 i < HAL_DCACHE_SETS*HAL_DCACHE_LINE_SIZE/sizeof(cyg_uint32);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	203 i++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	204 d \|= *p++;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	205 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	206
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	207 CYG_TEST_CHECK(0 == d, "region not properly cleared");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	208 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	209
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	210 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	211 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	212
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	213 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	214 // Test of data cache write hint.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	215 // Just check that the macro compiles.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	216 #ifdef HAL_DCACHE_WRITE_HINT
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	217 static void test_dwrite_hint(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	218 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	219 register cyg_uint32 k;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	220 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	221
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	222 CYG_TEST_INFO("Data cache write hint");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	223
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	224 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	225 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	226 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	227 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	228 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	229 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	230 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	231
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	232 HAL_DCACHE_WRITE_HINT(&m[HAL_DCACHE_LINE_SIZE2], 2HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	233 for (k = 0; k < 20; k++);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	234 m[HAL_DCACHE_LINE_SIZE*2] = 42;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	235 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	236 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	237
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	238 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	239 // Test of data cache read hint.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	240 // Just check that the macro compiles.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	241 #ifdef HAL_DCACHE_READ_HINT
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	242 static void test_dread_hint(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	243 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	244 register char c;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	245 register cyg_uint32 k;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	246 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	247
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	248 CYG_TEST_INFO("Data cache read hint");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	249
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	250 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	251 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	252 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	253 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	254 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	255 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	256 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	257
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	258 HAL_DCACHE_READ_HINT(&m[HAL_DCACHE_LINE_SIZE2], 2HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	259 for (k = 0; k < 20; k++);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	260 c = m[HAL_DCACHE_LINE_SIZE*2];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	261 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	262 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	263
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	264 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	265 // Test of data cache line store
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	266 // o No semantic requirement.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	267 // o Check that flushed data is written to memory.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	268 // o Simple invocation check of macro.
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	269 #ifdef HAL_DCACHE_STORE
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	270 static void test_dstore(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	271 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	272 volatile cyg_uint8* aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	273 cyg_int32 i;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	274 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	275
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	276 CYG_TEST_INFO("Data cache store region");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	277
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	278 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	279 m[i] = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	280
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	281 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	282 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	283 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	284 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	285 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	286 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	287
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	288 aligned_p = (volatile cyg_uint8*)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	289 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	290 & ~(HAL_DCACHE_LINE_SIZE-1));
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	291
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	292 aligned_p[0] = 42 + aligned_p[1]; // Load causes cache to be used!
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	293
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	294 HAL_DCACHE_STORE(aligned_p, HAL_DCACHE_LINE_SIZE);
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	295
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	296 CYG_TEST_CHECK(42 == aligned_p[0],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	297 "memory didn't contain flushed data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	298
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	299 HAL_DCACHE_INVALIDATE_ALL(); // Discard...
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	300
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	301 CYG_TEST_CHECK(42 == aligned_p[0],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	302 "memory didn't contain flushed data after invalidate all");
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	303
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	304 HAL_RESTORE_INTERRUPTS(oldints);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	305 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	306 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	307
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	308 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	309 // Test of data cache total flush (sync).
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	310 // o No semantic requirement.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	311 // o Check that flushed data is written to memory.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	312 // o Simple invocation check of macro.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	313 #ifdef HAL_DCACHE_LINE_SIZE // So we can find our way around memory
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	314
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	315 #ifdef _TEST_DCACHE_OPERATION
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	316 static void
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	317 test_dcache_operation(void)
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	318 {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	319 long lp = (long )m;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	320 int i, errs;
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	321 cyg_uint32 oldints;
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	322
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	323 CYG_TEST_INFO("Data cache basic");
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	324
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	325 HAL_DISABLE_INTERRUPTS(oldints);
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	326 HAL_DCACHE_SYNC();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	327 HAL_DCACHE_DISABLE();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	328 HAL_DCACHE_SYNC();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	329 // Fill test buffer
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	330 for (i = 0; i < sizeof(m)/sizeof(*lp); i++) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	331 lp[i] = i;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	332 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	333 HAL_DCACHE_INVALIDATE_ALL();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	334 HAL_DCACHE_ENABLE();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	335 // Now push data through the cache
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	336 // Note: 256 seems like a reasonable offset. It may be useful to actually
c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	337 // compute this (and the size of the test region) based on cache geometry
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	338 for (i = 256; i < 256+HAL_DCACHE_SIZE/sizeof(*lp); i++) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	339 lp[i] = 0xFF000000 + i;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	340 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	341 // Now force cache clean and off
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	342 HAL_DCACHE_SYNC();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	343 HAL_DCACHE_DISABLE();
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	344 // Verify the data
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	345 diag_printf("Verify data with cache off\n");
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	346 errs = 0;
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	347 for (i = 0; i < sizeof(m)/sizeof(*lp); i++) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	348 if ((i >= 256) && (i < 256+HAL_DCACHE_SIZE/sizeof(*lp))) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	349 if (lp[i] != (0xFF000000 + i)) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	350 if (++errs < 16) {
1996 2c3a824f07b9 * tests/kcache2.c (test_dcache_operation): Fixed compiler warnings asl parents: 583 diff changeset	351 diag_printf("Data inside test range changed - was: %x, is %lx, index: %x\n",
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	352 0xFF000000+i, lp[i], i);
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	353 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	354 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	355 } else {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	356 if (lp[i] != i) {
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	357 if (++errs < 16) {
1996 2c3a824f07b9 * tests/kcache2.c (test_dcache_operation): Fixed compiler warnings asl parents: 583 diff changeset	358 diag_printf("Data outside test range changed - was: %x, is %lx, index: %x\n",
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	359 i, lp[i], i);
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	360 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	361 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	362 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	363 }
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	364 CYG_TEST_CHECK(0 == errs, "dcache basic failed");
c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	365 #if 0 // Additional information
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	366 diag_printf("%d total errors during compare\n", errs);
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	367 diag_dump_buf(&lp[240], 128);
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	368 #endif
477 658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	369 HAL_RESTORE_INTERRUPTS(oldints);
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	370 }
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	371 #endif
658c231c7e71 Fix kcache2 test for 32 byte cache line size. Add low level cache testing. gthomas parents: 210 diff changeset	372
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	373 static void test_dsync(void)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	374 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	375 volatile cyg_uint8* aligned_p;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	376 cyg_int32 i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	377 register CYG_INTERRUPT_STATE oldints;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	378
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	379 CYG_TEST_INFO("Data cache sync all");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	380
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	381 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	382 m[i] = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	383
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	384 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	385 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	386 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	387 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	388 HAL_DCACHE_INVALIDATE_ALL();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	389 HAL_DCACHE_ENABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	390
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	391 aligned_p = (volatile cyg_uint8*)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	392 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	393 & ~(HAL_DCACHE_LINE_SIZE-1));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	394
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	395 aligned_p[0] = 42 + aligned_p[1]; // Load causes cache to be used!
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	396 aligned_p[HAL_DCACHE_LINE_SIZE] = 43 + aligned_p[HAL_DCACHE_LINE_SIZE + 1];
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	397
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	398 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	399
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	400 CYG_TEST_CHECK(42 == aligned_p[0],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	401 "memory didn't contain flushed data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	402 CYG_TEST_CHECK(43 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	403 "memory didn't contain flushed data next block");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	404
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	405 HAL_DCACHE_INVALIDATE_ALL();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	406
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	407 CYG_TEST_CHECK(42 == aligned_p[0],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	408 "memory didn't contain flushed data after invalidate");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	409 CYG_TEST_CHECK(43 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	410 "memory didn't contain flushed data next block after invalidate");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	411
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	412 HAL_RESTORE_INTERRUPTS(oldints);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 199 diff changeset	413
195 67850532eebb Merge from eCos master repository on 2001-11-02-06:43:03-GMT jlarmour parents: 191 diff changeset	414 HAL_ICACHE_INVALIDATE_ALL();
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	415 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	416
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	417 CYG_TEST_CHECK(42 == aligned_p[0],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	418 "memory didn't contain flushed data after disable");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	419 CYG_TEST_CHECK(43 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	420 "memory didn't contain flushed data next block after disable");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	421
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	422 HAL_DCACHE_ENABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	423 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	424 #endif // HAL_DCACHE_LINE_SIZE
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	425
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	426 // -------------------------------------------------------------------------
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	427 // Test of data cache line flush.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	428 // o Requires write-back cache.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	429 // o Check that flushed data is written to memory.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	430 // o Simple range check of macro.
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 143 diff changeset	431 #ifdef HAL_DCACHE_QUERY_WRITE_MODE // only if we know this, can we test:
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	432 #ifdef HAL_DCACHE_FLUSH
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	433 static void test_dflush(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	434 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	435 volatile cyg_uint8* aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	436 cyg_int32 i;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	437 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	438
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	439 CYG_TEST_INFO("Data cache flush region");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	440
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	441 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	442 m[i] = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	443
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	444 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	445 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	446 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	447 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	448 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	449 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	450 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	451
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	452 aligned_p = (volatile cyg_uint8*)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	453 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	454 & ~(HAL_DCACHE_LINE_SIZE-1));
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	455
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	456 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	457
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	458 aligned_p[0] = 42 + aligned_p[1]; // Load causes cache to be used!
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	459 aligned_p[HAL_DCACHE_LINE_SIZE] = 43 + aligned_p[HAL_DCACHE_LINE_SIZE + 1];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	460
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	461 HAL_DCACHE_FLUSH(aligned_p, HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	462
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	463 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	464
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	465 HAL_RESTORE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	466
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	467 CYG_TEST_CHECK(42 == aligned_p[0],
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	468 "memory didn't contain flushed data");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	469 CYG_TEST_CHECK(0 == aligned_p[HAL_DCACHE_LINE_SIZE],
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	470 "flushed beyond region");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	471
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	472 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	473 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	474 #endif
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 143 diff changeset	475 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	476
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	477 // -------------------------------------------------------------------------
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	478 // Test of data cache disable (which does NOT force contents out to RAM)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	479 // o Requires write-back cache [so NOT invoked unconditionally]
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	480 // o Check that dirty data is not written to memory and is invalidated
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	481 // in the cache.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	482 // o Simple invocation check of macro.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	483 #ifdef HAL_DCACHE_QUERY_WRITE_MODE // only if we know this, can we test:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	484 static void test_ddisable(void)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	485 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	486 volatile cyg_uint8* aligned_p;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	487 cyg_int32 i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	488 register CYG_INTERRUPT_STATE oldints;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	489
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	490 CYG_TEST_INFO("Data cache gross disable");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	491
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	492 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	493 m[i] = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	494
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	495 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	496 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	497 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	498 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	499 HAL_DCACHE_INVALIDATE_ALL();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	500 HAL_DCACHE_ENABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	501 HAL_RESTORE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	502
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	503 aligned_p = (volatile cyg_uint8*)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	504 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	505 & ~(HAL_DCACHE_LINE_SIZE-1));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	506
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	507 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	508
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	509 aligned_p[0] = 43 + aligned_p[1]; // Load causes cache to be used!
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	510 aligned_p[HAL_DCACHE_LINE_SIZE-1] = 43;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	511
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	512 aligned_p[HAL_DCACHE_LINE_SIZE] = 42 + aligned_p[HAL_DCACHE_LINE_SIZE + 1];
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	513
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	514 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	515
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	516 HAL_RESTORE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	517
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	518 CYG_TEST_CHECK(0 == aligned_p[0] &&
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	519 0 == aligned_p[HAL_DCACHE_LINE_SIZE-1],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	520 "cache/memory contained invalidated data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	521 CYG_TEST_CHECK(0 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	522 "next block contained invalidated data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	523
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	524 HAL_DCACHE_ENABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	525 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	526 #endif // def HAL_DCACHE_QUERY_WRITE_MODE
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	527
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	528 // -------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	529 // Test of data cache total invalidate.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	530 // o Requires write-back cache.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	531 // o Check that invalidated data is not written to memory and is invalidated
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	532 // in the cache.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	533 // o Simple invocation check of macro.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	534 #ifdef HAL_DCACHE_QUERY_WRITE_MODE // only if we know this, can we test:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	535 #ifdef HAL_DCACHE_INVALIDATE_ALL
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	536 static void test_dinvalidate_all(void)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	537 {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	538 volatile cyg_uint8* aligned_p;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	539 cyg_int32 i;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	540 register CYG_INTERRUPT_STATE oldints;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	541
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	542 CYG_TEST_INFO("Data cache invalidate all");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	543
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	544 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	545 m[i] = 0;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	546
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	547 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	548 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	549 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	550 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	551 HAL_DCACHE_INVALIDATE_ALL();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	552 HAL_DCACHE_ENABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	553
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	554 aligned_p = (volatile cyg_uint8*)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	555 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	556 & ~(HAL_DCACHE_LINE_SIZE-1));
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	557
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	558 aligned_p[0] = 43 + aligned_p[1]; // Load causes cache to be used!
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	559 aligned_p[HAL_DCACHE_LINE_SIZE-1] = 43;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	560
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	561 aligned_p[HAL_DCACHE_LINE_SIZE] = 42 + aligned_p[HAL_DCACHE_LINE_SIZE + 1];
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	562
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	563 HAL_DCACHE_INVALIDATE_ALL();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	564
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	565 HAL_RESTORE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	566
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	567 CYG_TEST_CHECK(0 == aligned_p[0] &&
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	568 0 == aligned_p[HAL_DCACHE_LINE_SIZE-1],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	569 "cache/memory contained invalidated data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	570 CYG_TEST_CHECK(0 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	571 "next block contained invalidated data");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	572 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	573 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	574 #endif // def HAL_DCACHE_QUERY_WRITE_MODE
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	575
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	576 // -------------------------------------------------------------------------
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	577 // Test of data cache line invalidate.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	578 // o Requires write-back cache.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	579 // o Check that invalidated data is not written to memory and is invalidated
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	580 // in the cache.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	581 // o Simple range check of macro.
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	582 #ifdef HAL_DCACHE_QUERY_WRITE_MODE // only if we know this, can we test:
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	583 #ifdef HAL_DCACHE_INVALIDATE
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	584 static void test_dinvalidate(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	585 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	586 volatile cyg_uint8* aligned_p;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	587 cyg_int32 i;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	588 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	589
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	590 CYG_TEST_INFO("Data cache invalidate region");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	591
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	592 for (i = 0; i < HAL_DCACHE_LINE_SIZE*16; i++)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	593 m[i] = 0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	594
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	595 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	596 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	597 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	598 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	599 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	600 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	601 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	602
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	603 aligned_p = (volatile cyg_uint8*)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	604 (((unsigned long) &m[HAL_DCACHE_LINE_SIZE*2])
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	605 & ~(HAL_DCACHE_LINE_SIZE-1));
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	606
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	607 HAL_DISABLE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	608
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	609 aligned_p[0] = 43 + aligned_p[1]; // Load causes cache to be used!
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	610 aligned_p[HAL_DCACHE_LINE_SIZE-1] = 43;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	611
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	612 aligned_p[HAL_DCACHE_LINE_SIZE] = 42 + aligned_p[HAL_DCACHE_LINE_SIZE + 1];
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	613
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	614 HAL_DCACHE_INVALIDATE(aligned_p, HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	615
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	616 HAL_RESTORE_INTERRUPTS(oldints);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	617
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	618 CYG_TEST_CHECK(0 == aligned_p[0] &&
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	619 0 == aligned_p[HAL_DCACHE_LINE_SIZE-1],
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	620 "cache/memory contained invalidated data");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	621 CYG_TEST_CHECK(42 == aligned_p[HAL_DCACHE_LINE_SIZE],
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	622 "invalidated beyond range");
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	623
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	624 HAL_DCACHE_SYNC();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	625 HAL_DCACHE_DISABLE();
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	626
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	627 CYG_TEST_CHECK(0 == aligned_p[0] &&
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	628 0 == aligned_p[HAL_DCACHE_LINE_SIZE-1],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	629 "cache/memory contained invalidated data after SYNC/DIS");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	630 CYG_TEST_CHECK(42 == aligned_p[HAL_DCACHE_LINE_SIZE],
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	631 "invalidated beyond range after SYNC/DIS");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	632
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	633 HAL_DCACHE_ENABLE();
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	634 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	635 #endif
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	636 #endif // def HAL_DCACHE_QUERY_WRITE_MODE
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	637
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	638 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	639 // Test of instruction cache locking.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	640 // o Time difference between repeatedly executing a bunch of instructions
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	641 // with and without locking.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	642 #ifdef HAL_ICACHE_LOCK
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	643 static void iloop(unsigned long* start, unsigned long* end, int dummy)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	644 {
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	645 // dummy is just used to fool the compiler to not move the labels
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	646 // around. All callers should call with dummy=0;
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	647
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	648 register char c;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	649 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	650
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	651 if (1 == dummy) goto label_end;
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	652
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	653 label_start:
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	654 // Invalidating shouldn't affect locked lines.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	655 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	656 HAL_ICACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	657 HAL_ICACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	658 HAL_ICACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	659 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	660
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	661 c = m[HAL_DCACHE_LINE_SIZE*0];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	662 c = m[HAL_DCACHE_LINE_SIZE*1];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	663 c = m[HAL_DCACHE_LINE_SIZE*2];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	664 c = m[HAL_DCACHE_LINE_SIZE*3];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	665 c = m[HAL_DCACHE_LINE_SIZE*4];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	666 c = m[HAL_DCACHE_LINE_SIZE*5];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	667 c = m[HAL_DCACHE_LINE_SIZE*6];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	668 c = m[HAL_DCACHE_LINE_SIZE*7];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	669 c = m[HAL_DCACHE_LINE_SIZE*8];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	670 c = m[HAL_DCACHE_LINE_SIZE*9];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	671 c = m[HAL_DCACHE_LINE_SIZE*10];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	672 c = m[HAL_DCACHE_LINE_SIZE*11];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	673 c = m[HAL_DCACHE_LINE_SIZE*12];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	674 c = m[HAL_DCACHE_LINE_SIZE*13];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	675 c = m[HAL_DCACHE_LINE_SIZE*14];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	676 c = m[HAL_DCACHE_LINE_SIZE*15];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	677 c = m[HAL_DCACHE_LINE_SIZE*16];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	678 c = m[HAL_DCACHE_LINE_SIZE*17];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	679 c = m[HAL_DCACHE_LINE_SIZE*18];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	680 c = m[HAL_DCACHE_LINE_SIZE*19];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	681 c = m[HAL_DCACHE_LINE_SIZE*20];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	682 c = m[HAL_DCACHE_LINE_SIZE*21];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	683 c = m[HAL_DCACHE_LINE_SIZE*22];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	684 c = m[HAL_DCACHE_LINE_SIZE*23];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	685 c = m[HAL_DCACHE_LINE_SIZE*24];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	686 c = m[HAL_DCACHE_LINE_SIZE*25];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	687 c = m[HAL_DCACHE_LINE_SIZE*26];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	688 c = m[HAL_DCACHE_LINE_SIZE*27];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	689 c = m[HAL_DCACHE_LINE_SIZE*28];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	690 c = m[HAL_DCACHE_LINE_SIZE*29];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	691 c = m[HAL_DCACHE_LINE_SIZE*30];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	692 c = m[HAL_DCACHE_LINE_SIZE*31];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	693 c = m[HAL_DCACHE_LINE_SIZE*32];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	694 c = m[HAL_DCACHE_LINE_SIZE*33];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	695 c = m[HAL_DCACHE_LINE_SIZE*34];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	696 c = m[HAL_DCACHE_LINE_SIZE*35];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	697 c = m[HAL_DCACHE_LINE_SIZE*36];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	698 c = m[HAL_DCACHE_LINE_SIZE*37];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	699 c = m[HAL_DCACHE_LINE_SIZE*38];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	700 c = m[HAL_DCACHE_LINE_SIZE*39];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	701 c = m[HAL_DCACHE_LINE_SIZE*40];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	702 c = m[HAL_DCACHE_LINE_SIZE*41];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	703 c = m[HAL_DCACHE_LINE_SIZE*42];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	704 c = m[HAL_DCACHE_LINE_SIZE*43];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	705 c = m[HAL_DCACHE_LINE_SIZE*44];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	706 c = m[HAL_DCACHE_LINE_SIZE*45];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	707 c = m[HAL_DCACHE_LINE_SIZE*46];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	708 c = m[HAL_DCACHE_LINE_SIZE*47];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	709 c = m[HAL_DCACHE_LINE_SIZE*48];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	710 c = m[HAL_DCACHE_LINE_SIZE*49];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	711 c = m[HAL_DCACHE_LINE_SIZE*50];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	712 c = m[HAL_DCACHE_LINE_SIZE*51];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	713 c = m[HAL_DCACHE_LINE_SIZE*52];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	714 c = m[HAL_DCACHE_LINE_SIZE*53];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	715 c = m[HAL_DCACHE_LINE_SIZE*54];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	716 c = m[HAL_DCACHE_LINE_SIZE*55];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	717 c = m[HAL_DCACHE_LINE_SIZE*56];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	718 c = m[HAL_DCACHE_LINE_SIZE*57];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	719 c = m[HAL_DCACHE_LINE_SIZE*58];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	720 c = m[HAL_DCACHE_LINE_SIZE*59];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	721 c = m[HAL_DCACHE_LINE_SIZE*60];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	722 c = m[HAL_DCACHE_LINE_SIZE*61];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	723 c = m[HAL_DCACHE_LINE_SIZE*62];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	724 c = m[HAL_DCACHE_LINE_SIZE*63];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	725
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	726 label_end:
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	727
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	728 *start = (unsigned long) &&label_start;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	729 *end = (unsigned long) &&label_end;
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	730
920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	731 if (1 == dummy) goto label_start;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	732 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	733
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	734 static void time_ilock(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	735 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	736 register cyg_ucount32 k;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	737 cyg_tick_count_t count0, count1;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	738 cyg_ucount32 t;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	739 unsigned long start, end;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	740 register cyg_ucount32 time_ilock_loops = TIME_ILOCK_LOOPS;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	741
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	742 CYG_TEST_INFO("Instruction cache lock");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	743
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	744 if (cyg_test_is_simulator)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	745 time_ilock_loops = 10;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	746
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	747 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	748 for (k = 0; k < time_ilock_loops; k++) {
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	749 iloop(&start, &end, 0);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	750 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	751 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	752 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	753 diag_printf("time without lock: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	754
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	755 HAL_ICACHE_LOCK(start, end-start);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	756
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	757 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	758 for (k = 0; k < time_ilock_loops; k++) {
199 920b9b754b53 Merge from eCos master repository on 2001-12-15-12:00:33-GMT jlarmour parents: 195 diff changeset	759 iloop(&start, &end, 0);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	760 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	761 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	762 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	763 diag_printf("time with lock: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	764
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	765 HAL_ICACHE_UNLOCK(start, end-start);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	766 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	767 #endif // ifdef HAL_ICACHE_LOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	768
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	769 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	770 // Test of data cache locking.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	771 // o Time difference between repeatedly accessing a memory region
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	772 // with and without locking.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	773 #ifdef HAL_DCACHE_LOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	774 static void dloop(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	775 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	776 register cyg_uint32 j;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	777 register char c;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	778 register CYG_INTERRUPT_STATE oldints;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	779
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	780 HAL_DISABLE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	781 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	782 HAL_DCACHE_DISABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	783 HAL_DCACHE_SYNC();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	784 HAL_DCACHE_INVALIDATE_ALL();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	785 HAL_DCACHE_ENABLE();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	786 HAL_RESTORE_INTERRUPTS(oldints);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	787 for (j = 0; j < HAL_DCACHE_SETS; j++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	788 c = m[HAL_DCACHE_LINE_SIZE*j];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	789 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	790 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	791
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	792 static void time_dlock(void)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	793 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	794 register cyg_ucount32 k;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	795 cyg_tick_count_t count0, count1;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	796 cyg_ucount32 t;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	797 register cyg_ucount32 time_dlock_loops = TIME_DLOCK_LOOPS;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	798
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	799 CYG_TEST_INFO("Data cache lock");
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	800
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	801 if (cyg_test_is_simulator)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	802 time_dlock_loops = 10;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	803
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	804 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	805 for (k = 0; k < time_dlock_loops; k++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	806 dloop();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	807 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	808 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	809 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	810 diag_printf("time without lock: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	811
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	812 HAL_DCACHE_LOCK(&m[0], HAL_DCACHE_SETS*HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	813
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	814 count0 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	815 for (k = 0; k < time_dlock_loops; k++) {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	816 dloop();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	817 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	818 count1 = cyg_current_time();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	819 t = count1 - count0;
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	820 diag_printf("time with lock: %d\n", t);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	821
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	822 HAL_DCACHE_UNLOCK(&m[0], HAL_DCACHE_SETS*HAL_DCACHE_LINE_SIZE);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	823 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	824 #endif // ifdef HAL_DCACHE_LOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	825
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	826 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	827 static void entry0( cyg_addrword_t data )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	828 {
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	829 int numtests = 0;
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	830 #ifdef HAL_DCACHE_QUERY_WRITE_MODE
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	831 int wmode;
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	832 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	833 #ifdef HAL_DCACHE_LOCK
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	834 time_dlock(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	835 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	836 #ifdef HAL_ICACHE_LOCK
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	837 time_ilock(); numtests++;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	838 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	839 #ifdef HAL_DCACHE_LINE_SIZE // So we can find our way around memory
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	840 test_dsync(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	841 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	842 #ifdef HAL_DCACHE_STORE
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	843 test_dstore(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	844 #endif
583 c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	845 #ifdef _TEST_DCACHE_OPERATION
c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	846 test_dcache_operation(); numtests++;
c0ed1c4642f8 Fix some bitrot. Always run basic DATA cache test. gthomas parents: 484 diff changeset	847 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	848 #ifdef HAL_DCACHE_READ_HINT
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	849 test_dread_hint(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	850 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	851 #ifdef HAL_DCACHE_WRITE_HINT
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	852 test_dwrite_hint(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	853 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	854 #ifdef HAL_DCACHE_ZERO
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	855 test_dzero(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	856 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	857
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	858 // The below tests only work on a copy-back cache.
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	859 #ifdef HAL_DCACHE_QUERY_WRITE_MODE
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	860 HAL_DCACHE_QUERY_WRITE_MODE( wmode );
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	861
306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	862 if ( HAL_DCACHE_WRITEBACK_MODE == wmode ) {
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	863 test_ddisable(); numtests++;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	864 #ifdef HAL_DCACHE_INVALIDATE
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	865 test_dinvalidate_all(); numtests++;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	866 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	867 #ifdef HAL_DCACHE_FLUSH
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	868 test_dflush(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	869 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	870 #ifdef HAL_DCACHE_INVALIDATE
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	871 test_dinvalidate(); numtests++;
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	872 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	873 }
24 306eee292492 Merge from eCos master repository on 1999-07-16-05:47:06-BST jlarmour parents: 2 diff changeset	874 #endif // def HAL_DCACHE_QUERY_WRITE_MODE
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	875 if ( numtests ) {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	876 CYG_TEST_PASS_FINISH("End of test");
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	877 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	878 else {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	879 CYG_TEST_NA( "No applicable cache tests" );
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 66 diff changeset	880 }
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	881 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	882
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	883 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	884
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	885 void kcache2_main( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	886 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	887 CYG_TEST_INIT();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	888
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	889 cyg_thread_create(4, entry0 , (cyg_addrword_t)0, "kcache2",
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	890 (void *)stack[0], STACKSIZE, &thread[0], &thread_obj[0]);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	891 cyg_thread_resume(thread[0]);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	892
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	893 cyg_scheduler_start();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	894 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	895
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	896 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	897
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	898 externC void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	899 cyg_start( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	900 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	901 kcache2_main();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	902 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	903
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	904 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	905
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	906 #else // def CYGFUN_KERNEL_API_C
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	907 #define N_A_MSG "Kernel C API layer disabled"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	908 #endif // def CYGFUN_KERNEL_API_C
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	909 #else // def CYGVAR_KERNEL_COUNTERS_CLOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	910 #define N_A_MSG "Kernel real-time clock disabled"
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	911 #endif // def CYGVAR_KERNEL_COUNTERS_CLOCK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	912
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	913 #ifdef N_A_MSG
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	914 externC void
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	915 cyg_start( void )
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	916 {
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	917 CYG_TEST_INIT();
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	918 CYG_TEST_NA( N_A_MSG );
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	919 }
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	920 #endif // N_A_MSG
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	921
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	922 // -------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: diff changeset	923 /* EOF kcache2.c */

Mercurial > ecos

annotate packages/kernel/current/tests/kcache2.c @ 3188:cb5a35f3fda4