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Commit | Line | Data |
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20e0e233 WD |
1 | /* |
2 | * (C) Copyright 2000-2002 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
c95c4280 | 24 | #include <config.h> |
20e0e233 | 25 | #include <common.h> |
c95c4280 GL |
26 | #include <linux/ctype.h> |
27 | #include <asm/io.h> | |
20e0e233 WD |
28 | |
29 | int display_options (void) | |
30 | { | |
31 | extern char version_string[]; | |
32 | ||
33 | #if defined(BUILD_TAG) | |
34 | printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG); | |
35 | #else | |
36 | printf ("\n\n%s\n\n", version_string); | |
37 | #endif | |
38 | return 0; | |
39 | } | |
40 | ||
41 | /* | |
4b42c905 TT |
42 | * print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB", |
43 | * xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string | |
417faf28 | 44 | * (like "\n") |
20e0e233 | 45 | */ |
4b42c905 | 46 | void print_size(unsigned long long size, const char *s) |
20e0e233 | 47 | { |
52dbac69 | 48 | unsigned long m = 0, n; |
f2d76ae4 | 49 | unsigned long long f; |
4b42c905 | 50 | static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'}; |
f2d76ae4 | 51 | unsigned long d = 10 * ARRAY_SIZE(names); |
4b42c905 TT |
52 | char c = 0; |
53 | unsigned int i; | |
20e0e233 | 54 | |
f2d76ae4 NT |
55 | for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) { |
56 | if (size >> d) { | |
4b42c905 TT |
57 | c = names[i]; |
58 | break; | |
417faf28 | 59 | } |
20e0e233 WD |
60 | } |
61 | ||
4b42c905 TT |
62 | if (!c) { |
63 | printf("%llu Bytes%s", size, s); | |
64 | return; | |
65 | } | |
66 | ||
f2d76ae4 NT |
67 | n = size >> d; |
68 | f = size & ((1ULL << d) - 1); | |
20e0e233 | 69 | |
417faf28 | 70 | /* If there's a remainder, deal with it */ |
f2d76ae4 NT |
71 | if (f) { |
72 | m = (10ULL * f + (1ULL << (d - 1))) >> d; | |
20e0e233 | 73 | |
417faf28 BB |
74 | if (m >= 10) { |
75 | m -= 10; | |
76 | n += 1; | |
77 | } | |
0d498393 WD |
78 | } |
79 | ||
4b42c905 | 80 | printf ("%lu", n); |
20e0e233 WD |
81 | if (m) { |
82 | printf (".%ld", m); | |
83 | } | |
4b42c905 | 84 | printf (" %ciB%s", c, s); |
20e0e233 | 85 | } |
c95c4280 GL |
86 | |
87 | /* | |
88 | * Print data buffer in hex and ascii form to the terminal. | |
89 | * | |
90 | * data reads are buffered so that each memory address is only read once. | |
91 | * Useful when displaying the contents of volatile registers. | |
92 | * | |
93 | * parameters: | |
94 | * addr: Starting address to display at start of line | |
95 | * data: pointer to data buffer | |
96 | * width: data value width. May be 1, 2, or 4. | |
97 | * count: number of values to display | |
98 | * linelen: Number of values to print per line; specify 0 for default length | |
99 | */ | |
100 | #define MAX_LINE_LENGTH_BYTES (64) | |
101 | #define DEFAULT_LINE_LENGTH_BYTES (16) | |
102 | int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen) | |
103 | { | |
150f7236 RM |
104 | /* linebuf as a union causes proper alignment */ |
105 | union linebuf { | |
106 | uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1]; | |
107 | uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1]; | |
108 | uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1]; | |
109 | } lb; | |
c95c4280 GL |
110 | int i; |
111 | ||
112 | if (linelen*width > MAX_LINE_LENGTH_BYTES) | |
113 | linelen = MAX_LINE_LENGTH_BYTES / width; | |
114 | if (linelen < 1) | |
115 | linelen = DEFAULT_LINE_LENGTH_BYTES / width; | |
116 | ||
117 | while (count) { | |
118 | printf("%08lx:", addr); | |
119 | ||
120 | /* check for overflow condition */ | |
121 | if (count < linelen) | |
122 | linelen = count; | |
123 | ||
124 | /* Copy from memory into linebuf and print hex values */ | |
125 | for (i = 0; i < linelen; i++) { | |
64419e47 MF |
126 | uint32_t x; |
127 | if (width == 4) | |
150f7236 | 128 | x = lb.ui[i] = *(volatile uint32_t *)data; |
64419e47 | 129 | else if (width == 2) |
150f7236 | 130 | x = lb.us[i] = *(volatile uint16_t *)data; |
64419e47 | 131 | else |
150f7236 | 132 | x = lb.uc[i] = *(volatile uint8_t *)data; |
64419e47 | 133 | printf(" %0*x", width * 2, x); |
c95c4280 GL |
134 | data += width; |
135 | } | |
136 | ||
137 | /* Print data in ASCII characters */ | |
150f7236 RM |
138 | for (i = 0; i < linelen * width; i++) { |
139 | if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80) | |
140 | lb.uc[i] = '.'; | |
141 | } | |
142 | lb.uc[i] = '\0'; | |
143 | printf(" %s\n", lb.uc); | |
c95c4280 GL |
144 | |
145 | /* update references */ | |
146 | addr += linelen * width; | |
147 | count -= linelen; | |
148 | ||
149 | if (ctrlc()) | |
150 | return -1; | |
151 | } | |
152 | ||
153 | return 0; | |
154 | } |