Rev 9 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
9 | f9daq | 1 | //**************************************************************************** |
2 | // Copyright (C) 2000-2004 ARW Elektronik Germany |
||
3 | // |
||
4 | // This program is free software; you can redistribute it and/or modify |
||
5 | // it under the terms of the GNU General Public License as published by |
||
6 | // the Free Software Foundation; either version 2 of the License, or |
||
7 | // (at your option) any later version. |
||
8 | // |
||
9 | // This program is distributed in the hope that it will be useful, |
||
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||
12 | // GNU General Public License for more details. |
||
13 | // |
||
14 | // You should have received a copy of the GNU General Public License |
||
15 | // along with this program; if not, write to the Free Software |
||
16 | // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
||
17 | // |
||
18 | // This product is not authorized for use as critical component in |
||
19 | // life support systems without the express written approval of |
||
20 | // ARW Elektronik Germany. |
||
21 | // |
||
22 | // Please announce changes and hints to ARW Elektronik |
||
23 | // |
||
24 | // Maintainer(s): Klaus Hitschler (klaus.hitschler@gmx.de) |
||
25 | // |
||
26 | //**************************************************************************** |
||
27 | |||
28 | //**************************************************************************** |
||
29 | // |
||
30 | // simpleTest.c -- a simple test program for the PCIVME PCI to VME Interface |
||
31 | // |
||
32 | // $Log: simpleTest.c,v $ |
||
33 | // Revision 1.4 2004/08/13 19:23:55 klaus |
||
34 | // conversion to kernel-version 2.6, released version 3.0 |
||
35 | // |
||
36 | // Revision 1.3 2002/10/17 19:05:03 klaus |
||
37 | // VME access is working through test to lib to driver |
||
38 | // |
||
39 | // Revision 1.2 2002/10/12 22:12:19 klaus |
||
40 | // simple change |
||
41 | // |
||
42 | // Revision 1.1.1.1 2002/10/09 19:36:29 klaus |
||
43 | // initial import |
||
44 | // |
||
45 | // |
||
46 | //**************************************************************************** |
||
47 | |||
48 | /*--- INCLUDES -----------------------------------------------------------------------------------*/ |
||
49 | #include <stdio.h> |
||
50 | #include <stdlib.h> |
||
51 | #include <limits.h> // rand() |
||
52 | #include <string.h> |
||
53 | #include <unistd.h> |
||
54 | #include <sys/mman.h> |
||
55 | #include <linux/types.h> |
||
56 | #include <errno.h> |
||
57 | #include <ctype.h> |
||
58 | |||
59 | #include <../driver/pcivme.h> |
||
60 | #include <../lib/pcivme_ni.h> |
||
61 | |||
62 | /*--- DEFINES ------------------------------------------------------------------------------------*/ |
||
63 | #define DEVICE_NAME "/dev/vmemm_1" |
||
64 | #define DEFAULT_WIDTH BYTE_ACCESS |
||
65 | #define DEFAULT_MODIFIER 0x39 |
||
66 | #define BUFFER_SIZE 0x10000 // local buffer for temporary use |
||
67 | |||
68 | /*--- TYPEDEFS -----------------------------------------------------------------------------------*/ |
||
69 | |||
70 | /*--- GLOBALS ------------------------------------------------------------------------------------*/ |
||
71 | char *cszPrgName; |
||
72 | |||
73 | /*--- FUNCTIONS ----------------------------------------------------------------------------------*/ |
||
74 | void hlpMsg(void) |
||
75 | { |
||
76 | printf("simpleTest - a program to do a RAM test with help of the PCIVME interface of ARW Elektronik Germany.\n"); |
||
77 | printf("Copyright: see the GPL of the free software foundation. K.Hitschler, %s.\n", __DATE__); |
||
78 | printf("usage: simpleTest [-d=DeviceName] -s=StartAddress [-l=Length] [-m=AddressModifier] [-w=AccessWidth] [-?]\n"); |
||
79 | printf(" -d - choose a device to use. (Default: %s)\n", DEVICE_NAME); |
||
80 | printf(" -s=StartAddress - address to start the test, mandatory.\n"); |
||
81 | printf(" -w=AccessWidth - data element width, 1,2 or 4. (Default: %d)\n", DEFAULT_WIDTH); |
||
82 | printf(" -l=Length - area length to test in bytes. (Default: equal AccessWidth)\n"); |
||
83 | printf(" -m=AddressModifier - VME address modifier for accesses. (Default: 0x%02x)\n", DEFAULT_MODIFIER); |
||
84 | printf(" -? - this help.\n"); |
||
85 | } |
||
86 | |||
87 | /*--- TEST RAM LOOP ------------------------------------------------------------------------------*/ |
||
88 | __u32 SimpleRamTest(int handle, __u32 start, __u32 length, __u8 accessWidth) |
||
89 | { |
||
90 | int error = 0; |
||
91 | __u32 r, w; |
||
92 | __u32 dwErrorCount = 0; |
||
93 | |||
94 | while (length >= accessWidth) |
||
95 | { |
||
96 | w = rand(); |
||
97 | |||
98 | error = VMEwrite(handle, start, accessWidth, 1, &w); |
||
99 | if (error) |
||
100 | { |
||
101 | dwErrorCount++; |
||
11 | f9daq | 102 | printf("%s : Can't write @ adr: 0x%08x AM 0x%0x %d(%s)\n", cszPrgName, start, accessWidth,error, strerror(error)); |
9 | f9daq | 103 | } |
104 | else |
||
105 | { |
||
106 | error = VMEread(handle, start, accessWidth, 1, &r); |
||
107 | if (error) |
||
108 | { |
||
109 | dwErrorCount++; |
||
110 | printf("%s : Can't read @ adr: 0x%08x (%s)\n", cszPrgName, start, strerror(error)); |
||
111 | } |
||
112 | else |
||
113 | { |
||
114 | error = ENOANO; |
||
115 | |||
116 | switch (accessWidth) |
||
117 | { |
||
118 | case BYTE_ACCESS: |
||
119 | if ((w & 0xff) != (r & 0xff)) |
||
120 | { |
||
121 | dwErrorCount++; |
||
122 | printf("%s : Compare failed @ adr:0x%08x w:0x%02x r:0x%02x\n",cszPrgName, start, w & 0xff, r & 0xff); |
||
123 | } |
||
124 | break; |
||
125 | case WORD_ACCESS: |
||
126 | if ((w & 0xffff) != (r & 0xffff)) |
||
127 | { |
||
128 | dwErrorCount++; |
||
129 | printf("%s : Compare failed @ adr:0x%08x w:0x%04x r:0x%04x\n",cszPrgName, start, w & 0xffff, r & 0xffff); |
||
130 | } |
||
131 | break; |
||
132 | case LONG_ACCESS: |
||
133 | if (w != r) |
||
134 | { |
||
135 | dwErrorCount++; |
||
136 | printf("%s : Compare failed @ adr:0x%08x w:0x%08x r:0x%08x\n",cszPrgName, start, w, r); |
||
137 | } |
||
138 | break; |
||
139 | } |
||
140 | } |
||
141 | } |
||
142 | length -= accessWidth; |
||
143 | start += accessWidth; |
||
144 | } |
||
145 | |||
146 | return dwErrorCount; |
||
147 | } |
||
148 | |||
149 | int main(int argc, char **argv) |
||
150 | { |
||
151 | char *fname = DEVICE_NAME; |
||
152 | char *ptr; |
||
153 | char ch; |
||
154 | int i; |
||
155 | int error = 0; |
||
156 | int handle; |
||
157 | __u8 bAddressModifier = DEFAULT_MODIFIER; |
||
158 | __u8 bAccessWidth = DEFAULT_WIDTH; |
||
159 | __u32 dwStartAddress = -1; |
||
160 | __u32 dwLength = -1; |
||
161 | |||
162 | //----------------------------------------------------------------------------------- |
||
163 | // scan command line |
||
164 | cszPrgName = argv[0]; |
||
165 | for (i = 1; i < argc; i++) |
||
166 | { |
||
167 | ptr = argv[i]; |
||
168 | |||
169 | if (*ptr == '-') |
||
170 | ptr++; |
||
171 | ch = *ptr; |
||
172 | |||
173 | ptr++; |
||
174 | if (*ptr == '=') |
||
175 | ptr++; |
||
176 | |||
177 | switch (tolower(ch)) |
||
178 | { |
||
179 | case 'h': |
||
180 | case '?': hlpMsg(); exit(0); |
||
181 | case 'd': fname = ptr; break; |
||
182 | case 's': dwStartAddress = strtoul(ptr, NULL, 16); break; |
||
183 | case 'w': bAccessWidth = (__u8)atoi(ptr); break; |
||
184 | case 'l': dwLength = strtoul(ptr, NULL, 16); break; |
||
185 | case 'm': bAddressModifier = (__u8)strtoul(ptr, NULL, 16); break; |
||
186 | default: printf("%s : Unknown command \"%c\"!\n", cszPrgName, ch); exit(0); |
||
187 | } |
||
188 | } |
||
189 | |||
190 | //----------------------------------------------------------------------------------- |
||
191 | // test for correct parameters |
||
192 | if (!fname) |
||
193 | { |
||
194 | printf("%s : Must have devicename!\n", cszPrgName); |
||
195 | exit(EINVAL); |
||
196 | } |
||
197 | |||
198 | if (dwStartAddress == -1) |
||
199 | { |
||
200 | printf("%s : Must have a start address!\n", cszPrgName); |
||
201 | exit(EINVAL); |
||
202 | } |
||
203 | |||
204 | if ((bAccessWidth > 4) || (bAccessWidth == 3)) |
||
205 | { |
||
206 | printf("%s : Illegal AccessWidth (%d)!\n", cszPrgName, bAccessWidth); |
||
207 | exit(EINVAL); |
||
208 | } |
||
209 | |||
210 | if (bAddressModifier > 0x3F) |
||
211 | { |
||
212 | printf("%s : Illegal VME AddressModifer (0x%02x)!\n", cszPrgName, bAddressModifier); |
||
213 | exit(EINVAL); |
||
214 | } |
||
215 | |||
216 | if (dwLength == -1) |
||
217 | dwLength = bAccessWidth; |
||
218 | |||
219 | printf("%s: Testing %s from 0x%08x to 0x%08x with Modifier 0x%02x.\n", |
||
220 | cszPrgName, |
||
221 | (bAccessWidth == BYTE_ACCESS) ? "bytes" : ((bAccessWidth == WORD_ACCESS) ? "words" : "longs"), |
||
222 | dwStartAddress, dwStartAddress + dwLength, bAddressModifier); |
||
223 | |||
224 | //----------------------------------------------------------------------------------- |
||
225 | // open the path to device |
||
226 | error = VMEopen(fname, bAddressModifier, &handle); |
||
227 | if (error) |
||
228 | { |
||
229 | printf("%s : Can't open path to %s! (%s)\n", cszPrgName, fname, strerror(error)); |
||
230 | exit(error); |
||
11 | f9daq | 231 | } |
9 | f9daq | 232 | |
233 | //----------------------------------------------------------------------------------- |
||
234 | // loop until error |
||
235 | error = SimpleRamTest(handle, dwStartAddress, dwLength, bAccessWidth); |
||
236 | if (error) |
||
237 | printf("%s: %d test errors!\n", cszPrgName, error); |
||
238 | else |
||
239 | printf("%s: No test errors.\n", cszPrgName); |
||
240 | |||
241 | //----------------------------------------------------------------------------------- |
||
242 | // close the path to device |
||
243 | error = VMEclose(handle); |
||
244 | if (!error) |
||
245 | printf("%s: Close OK.\n", cszPrgName); |
||
246 | else |
||
247 | printf("%s: Close with error, %s!\n", cszPrgName, strerror(error)); |
||
248 | |||
249 | return error; |
||
250 | } |
||
251 |