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1 | /* | |
2 | * (C) Copyright 2000-2002 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #include <common.h> | |
9 | #include <console.h> | |
10 | #include <div64.h> | |
11 | #include <inttypes.h> | |
12 | #include <version.h> | |
13 | #include <linux/ctype.h> | |
14 | #include <asm/io.h> | |
15 | ||
16 | char *display_options_get_banner_priv(bool newlines, const char *build_tag, | |
17 | char *buf, int size) | |
18 | { | |
19 | int len; | |
20 | ||
21 | len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "", | |
22 | version_string); | |
23 | if (build_tag && len < size) | |
24 | len += snprintf(buf + len, size - len, ", Build: %s", | |
25 | build_tag); | |
26 | if (len > size - 3) | |
27 | len = size - 3; | |
28 | strcpy(buf + len, "\n\n"); | |
29 | ||
30 | return buf; | |
31 | } | |
32 | ||
33 | #ifndef BUILD_TAG | |
34 | #define BUILD_TAG NULL | |
35 | #endif | |
36 | ||
37 | char *display_options_get_banner(bool newlines, char *buf, int size) | |
38 | { | |
39 | return display_options_get_banner_priv(newlines, BUILD_TAG, buf, size); | |
40 | } | |
41 | ||
42 | int display_options(void) | |
43 | { | |
44 | char buf[DISPLAY_OPTIONS_BANNER_LENGTH]; | |
45 | ||
46 | display_options_get_banner(true, buf, sizeof(buf)); | |
47 | printf("%s", buf); | |
48 | ||
49 | return 0; | |
50 | } | |
51 | ||
52 | void print_freq(uint64_t freq, const char *s) | |
53 | { | |
54 | unsigned long m = 0; | |
55 | uint32_t f; | |
56 | static const char names[] = {'G', 'M', 'K'}; | |
57 | unsigned long d = 1e9; | |
58 | char c = 0; | |
59 | unsigned int i; | |
60 | ||
61 | for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) { | |
62 | if (freq >= d) { | |
63 | c = names[i]; | |
64 | break; | |
65 | } | |
66 | } | |
67 | ||
68 | if (!c) { | |
69 | printf("%" PRIu64 " Hz%s", freq, s); | |
70 | return; | |
71 | } | |
72 | ||
73 | f = do_div(freq, d); | |
74 | ||
75 | /* If there's a remainder, show the first few digits */ | |
76 | if (f) { | |
77 | m = f; | |
78 | while (m > 1000) | |
79 | m /= 10; | |
80 | while (m && !(m % 10)) | |
81 | m /= 10; | |
82 | if (m >= 100) | |
83 | m = (m / 10) + (m % 100 >= 50); | |
84 | } | |
85 | ||
86 | printf("%lu", (unsigned long) freq); | |
87 | if (m) | |
88 | printf(".%ld", m); | |
89 | printf(" %cHz%s", c, s); | |
90 | } | |
91 | ||
92 | void print_size(uint64_t size, const char *s) | |
93 | { | |
94 | unsigned long m = 0, n; | |
95 | uint64_t f; | |
96 | static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'}; | |
97 | unsigned long d = 10 * ARRAY_SIZE(names); | |
98 | char c = 0; | |
99 | unsigned int i; | |
100 | ||
101 | for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) { | |
102 | if (size >> d) { | |
103 | c = names[i]; | |
104 | break; | |
105 | } | |
106 | } | |
107 | ||
108 | if (!c) { | |
109 | printf("%" PRIu64 " Bytes%s", size, s); | |
110 | return; | |
111 | } | |
112 | ||
113 | n = size >> d; | |
114 | f = size & ((1ULL << d) - 1); | |
115 | ||
116 | /* If there's a remainder, deal with it */ | |
117 | if (f) { | |
118 | m = (10ULL * f + (1ULL << (d - 1))) >> d; | |
119 | ||
120 | if (m >= 10) { | |
121 | m -= 10; | |
122 | n += 1; | |
123 | } | |
124 | } | |
125 | ||
126 | printf ("%lu", n); | |
127 | if (m) { | |
128 | printf (".%ld", m); | |
129 | } | |
130 | printf (" %ciB%s", c, s); | |
131 | } | |
132 | ||
133 | #define MAX_LINE_LENGTH_BYTES (64) | |
134 | #define DEFAULT_LINE_LENGTH_BYTES (16) | |
135 | int print_buffer(ulong addr, const void *data, uint width, uint count, | |
136 | uint linelen) | |
137 | { | |
138 | /* linebuf as a union causes proper alignment */ | |
139 | union linebuf { | |
140 | #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA | |
141 | uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1]; | |
142 | #endif | |
143 | uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1]; | |
144 | uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1]; | |
145 | uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1]; | |
146 | } lb; | |
147 | int i; | |
148 | #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA | |
149 | uint64_t __maybe_unused x; | |
150 | #else | |
151 | uint32_t __maybe_unused x; | |
152 | #endif | |
153 | ||
154 | if (linelen*width > MAX_LINE_LENGTH_BYTES) | |
155 | linelen = MAX_LINE_LENGTH_BYTES / width; | |
156 | if (linelen < 1) | |
157 | linelen = DEFAULT_LINE_LENGTH_BYTES / width; | |
158 | ||
159 | while (count) { | |
160 | uint thislinelen = linelen; | |
161 | printf("%08lx:", addr); | |
162 | ||
163 | /* check for overflow condition */ | |
164 | if (count < thislinelen) | |
165 | thislinelen = count; | |
166 | ||
167 | /* Copy from memory into linebuf and print hex values */ | |
168 | for (i = 0; i < thislinelen; i++) { | |
169 | if (width == 4) | |
170 | x = lb.ui[i] = *(volatile uint32_t *)data; | |
171 | #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA | |
172 | else if (width == 8) | |
173 | x = lb.uq[i] = *(volatile uint64_t *)data; | |
174 | #endif | |
175 | else if (width == 2) | |
176 | x = lb.us[i] = *(volatile uint16_t *)data; | |
177 | else | |
178 | x = lb.uc[i] = *(volatile uint8_t *)data; | |
179 | #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA | |
180 | printf(" %0*llx", width * 2, (long long)x); | |
181 | #else | |
182 | printf(" %0*x", width * 2, x); | |
183 | #endif | |
184 | data += width; | |
185 | } | |
186 | ||
187 | while (thislinelen < linelen) { | |
188 | /* fill line with whitespace for nice ASCII print */ | |
189 | for (i=0; i<width*2+1; i++) | |
190 | puts(" "); | |
191 | linelen--; | |
192 | } | |
193 | ||
194 | /* Print data in ASCII characters */ | |
195 | for (i = 0; i < thislinelen * width; i++) { | |
196 | if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80) | |
197 | lb.uc[i] = '.'; | |
198 | } | |
199 | lb.uc[i] = '\0'; | |
200 | printf(" %s\n", lb.uc); | |
201 | ||
202 | /* update references */ | |
203 | addr += thislinelen * width; | |
204 | count -= thislinelen; | |
205 | ||
206 | if (ctrlc()) | |
207 | return -1; | |
208 | } | |
209 | ||
210 | return 0; | |
211 | } |