1 /******************************************************************************
3 * (c) Copyright 2009 Xilinx, Inc. All rights reserved.
5 * This file contains confidential and proprietary information of Xilinx, Inc.
6 * and is protected under U.S. and international copyright and other
7 * intellectual property laws.
10 * This disclaimer is not a license and does not grant any rights to the
11 * materials distributed herewith. Except as otherwise provided in a valid
12 * license issued to you by Xilinx, and to the maximum extent permitted by
13 * applicable law: (1) THESE MATERIALS ARE MADE AVAILABLE "AS IS" AND WITH ALL
14 * FAULTS, AND XILINX HEREBY DISCLAIMS ALL WARRANTIES AND CONDITIONS, EXPRESS,
15 * IMPLIED, OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
16 * MERCHANTABILITY, NON-INFRINGEMENT, OR FITNESS FOR ANY PARTICULAR PURPOSE;
17 * and (2) Xilinx shall not be liable (whether in contract or tort, including
18 * negligence, or under any other theory of liability) for any loss or damage
19 * of any kind or nature related to, arising under or in connection with these
20 * materials, including for any direct, or any indirect, special, incidental,
21 * or consequential loss or damage (including loss of data, profits, goodwill,
22 * or any type of loss or damage suffered as a result of any action brought by
23 * a third party) even if such damage or loss was reasonably foreseeable or
24 * Xilinx had been advised of the possibility of the same.
26 * CRITICAL APPLICATIONS
27 * Xilinx products are not designed or intended to be fail-safe, or for use in
28 * any application requiring fail-safe performance, such as life-support or
29 * safety devices or systems, Class III medical devices, nuclear facilities,
30 * applications related to the deployment of airbags, or any other applications
31 * that could lead to death, personal injury, or severe property or
32 * environmental damage (individually and collectively, "Critical
33 * Applications"). Customer assumes the sole risk and liability of any use of
34 * Xilinx products in Critical Applications, subject only to applicable laws
35 * and regulations governing limitations on product liability.
37 * THIS COPYRIGHT NOTICE AND DISCLAIMER MUST BE RETAINED AS PART OF THIS FILE
40 ******************************************************************************/
41 /*****************************************************************************/
44 * @file xil_testcache.c
46 * Contains utility functions to test cache.
49 * MODIFICATION HISTORY:
51 * Ver Who Date Changes
52 * ----- ---- -------- -------------------------------------------------------
53 * 1.00a hbm 07/28/09 Initial release
54 * 4.1 asa 05/09/14 Ensured that the address uses for cache test is aligned
60 * This file contain functions that all operate on HAL.
62 ******************************************************************************/
63 #include "xil_cache.h"
64 #include "xil_testcache.h"
66 extern void xil_printf(const char *ctrl1, ...);
68 #define DATA_LENGTH 128
70 static u32 Data[DATA_LENGTH] __attribute__ ((aligned(32)));
73 * Perform DCache range related API test such as Xil_DCacheFlushRange and
74 * Xil_DCacheInvalidateRange. This test function writes a constant value
75 * to the Data array, flushes the range, writes a new value, then invalidates
76 * the corresponding range.
80 * - 0 is returned for a pass
81 * - -1 is returned for a failure
83 int Xil_TestDCacheRange(void)
90 xil_printf("-- Cache Range Test --\n\r");
93 for (Index = 0; Index < DATA_LENGTH; Index++)
94 Data[Index] = 0xA0A00505;
96 xil_printf(" initialize Data done:\r\n");
98 Xil_DCacheFlushRange((u32)Data, DATA_LENGTH * sizeof(u32));
100 xil_printf(" flush range done\r\n");
101 for (Index = 0; Index < DATA_LENGTH; Index++)
102 Data[Index] = Index + 3;
104 Xil_DCacheInvalidateRange((u32)Data, DATA_LENGTH * sizeof(u32));
106 xil_printf(" invalidate dcache range done\r\n");
110 for (Index = 0; Index < DATA_LENGTH; Index++) {
112 if (Value != 0xA0A00505) {
114 xil_printf("Data[%d] = %x\r\n", Index, Value);
120 xil_printf(" Invalidate worked\r\n");
123 xil_printf("Error: Invalidate dcache range not working\r\n");
126 xil_printf("-- Cache Range Test Complete --\r\n");
133 * Perform DCache all related API test such as Xil_DCacheFlush and
134 * Xil_DCacheInvalidate. This test function writes a constant value
135 * to the Data array, flushes the DCache, writes a new value, then invalidates
139 * - 0 is returned for a pass
140 * - -1 is returned for a failure
142 int Xil_TestDCacheAll(void)
148 xil_printf("-- Cache All Test --\n\r");
151 for (Index = 0; Index < DATA_LENGTH; Index++)
152 Data[Index] = 0x50500A0A;
154 xil_printf(" initialize Data done:\r\n");
158 xil_printf(" flush all done\r\n");
160 for (Index = 0; Index < DATA_LENGTH; Index++)
161 Data[Index] = Index + 3;
163 Xil_DCacheInvalidate();
165 xil_printf(" invalidate all done\r\n");
169 for (Index = 0; Index < DATA_LENGTH; Index++) {
171 if (Value != 0x50500A0A) {
173 xil_printf("Data[%d] = %x\r\n", Index, Value);
179 xil_printf(" Invalidate all worked\r\n");
182 xil_printf("Error: Invalidate dcache all not working\r\n");
185 xil_printf("-- DCache all Test Complete --\n\r");
193 * Perform Xil_ICacheInvalidateRange() on a few function pointers.
197 * - 0 is returned for a pass
198 * The function will hang if it fails.
200 int Xil_TestICacheRange(void)
203 Xil_ICacheInvalidateRange((u32)Xil_TestICacheRange, 1024);
204 Xil_ICacheInvalidateRange((u32)Xil_TestDCacheRange, 1024);
205 Xil_ICacheInvalidateRange((u32)Xil_TestDCacheAll, 1024);
207 xil_printf("-- Invalidate icache range done --\r\n");
213 * Perform Xil_ICacheInvalidate().
217 * - 0 is returned for a pass
218 * The function will hang if it fails.
220 int Xil_TestICacheAll(void)
222 Xil_ICacheInvalidate();
223 xil_printf("-- Invalidate icache all done --\r\n");