1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2000-2002
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
11 #include <linux/ctype.h>
14 char *display_options_get_banner_priv(bool newlines, const char *build_tag,
19 len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "",
21 if (build_tag && len < size)
22 len += snprintf(buf + len, size - len, ", Build: %s",
26 strcpy(buf + len, "\n\n");
32 #define BUILD_TAG NULL
35 char *display_options_get_banner(bool newlines, char *buf, int size)
37 return display_options_get_banner_priv(newlines, BUILD_TAG, buf, size);
40 int display_options(void)
42 char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
44 display_options_get_banner(true, buf, sizeof(buf));
50 void print_freq(uint64_t freq, const char *s)
54 static const char names[] = {'G', 'M', 'K'};
55 unsigned long d = 1e9;
59 for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) {
67 printf("%llu Hz%s", freq, s);
73 /* If there's a remainder, show the first few digits */
78 while (m && !(m % 10))
81 m = (m / 10) + (m % 100 >= 50);
84 printf("%lu", (unsigned long) freq);
87 printf(" %cHz%s", c, s);
90 void print_size(uint64_t size, const char *s)
92 unsigned long m = 0, n;
94 static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
95 unsigned long d = 10 * ARRAY_SIZE(names);
99 for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) {
107 printf("%llu Bytes%s", size, s);
112 f = size & ((1ULL << d) - 1);
114 /* If there's a remainder, deal with it */
116 m = (10ULL * f + (1ULL << (d - 1))) >> d;
128 printf (" %ciB%s", c, s);
131 #define MAX_LINE_LENGTH_BYTES (64)
132 #define DEFAULT_LINE_LENGTH_BYTES (16)
133 int print_buffer(ulong addr, const void *data, uint width, uint count,
136 /* linebuf as a union causes proper alignment */
138 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
139 uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1];
141 uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1];
142 uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1];
143 uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1];
146 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
147 uint64_t __maybe_unused x;
149 uint32_t __maybe_unused x;
152 if (linelen*width > MAX_LINE_LENGTH_BYTES)
153 linelen = MAX_LINE_LENGTH_BYTES / width;
155 linelen = DEFAULT_LINE_LENGTH_BYTES / width;
158 uint thislinelen = linelen;
159 printf("%08lx:", addr);
161 /* check for overflow condition */
162 if (count < thislinelen)
165 /* Copy from memory into linebuf and print hex values */
166 for (i = 0; i < thislinelen; i++) {
168 x = lb.ui[i] = *(volatile uint32_t *)data;
169 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
171 x = lb.uq[i] = *(volatile uint64_t *)data;
174 x = lb.us[i] = *(volatile uint16_t *)data;
176 x = lb.uc[i] = *(volatile uint8_t *)data;
177 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
178 printf(" %0*llx", width * 2, (long long)x);
180 printf(" %0*x", width * 2, x);
185 while (thislinelen < linelen) {
186 /* fill line with whitespace for nice ASCII print */
187 for (i=0; i<width*2+1; i++)
192 /* Print data in ASCII characters */
193 for (i = 0; i < thislinelen * width; i++) {
194 if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80)
198 printf(" %s\n", lb.uc);
200 /* update references */
201 addr += thislinelen * width;
202 count -= thislinelen;