2 * (C) Copyright 2000-2002
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
12 #include <linux/ctype.h>
15 int display_options (void)
17 #if defined(BUILD_TAG)
18 printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
20 printf ("\n\n%s\n\n", version_string);
25 void print_size(uint64_t size, const char *s)
27 unsigned long m = 0, n;
29 static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
30 unsigned long d = 10 * ARRAY_SIZE(names);
34 for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) {
42 printf("%" PRIu64 " Bytes%s", size, s);
47 f = size & ((1ULL << d) - 1);
49 /* If there's a remainder, deal with it */
51 m = (10ULL * f + (1ULL << (d - 1))) >> d;
63 printf (" %ciB%s", c, s);
66 #define MAX_LINE_LENGTH_BYTES (64)
67 #define DEFAULT_LINE_LENGTH_BYTES (16)
68 int print_buffer(ulong addr, const void *data, uint width, uint count,
71 /* linebuf as a union causes proper alignment */
73 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
74 uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1];
76 uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1];
77 uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1];
78 uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1];
81 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
87 if (linelen*width > MAX_LINE_LENGTH_BYTES)
88 linelen = MAX_LINE_LENGTH_BYTES / width;
90 linelen = DEFAULT_LINE_LENGTH_BYTES / width;
93 uint thislinelen = linelen;
94 printf("%08lx:", addr);
96 /* check for overflow condition */
97 if (count < thislinelen)
100 /* Copy from memory into linebuf and print hex values */
101 for (i = 0; i < thislinelen; i++) {
103 x = lb.ui[i] = *(volatile uint32_t *)data;
104 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
106 x = lb.uq[i] = *(volatile uint64_t *)data;
109 x = lb.us[i] = *(volatile uint16_t *)data;
111 x = lb.uc[i] = *(volatile uint8_t *)data;
112 #ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
113 printf(" %0*" PRIx64, width * 2, x);
115 printf(" %0*x", width * 2, x);
120 while (thislinelen < linelen) {
121 /* fill line with whitespace for nice ASCII print */
122 for (i=0; i<width*2+1; i++)
127 /* Print data in ASCII characters */
128 for (i = 0; i < thislinelen * width; i++) {
129 if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80)
133 printf(" %s\n", lb.uc);
135 /* update references */
136 addr += thislinelen * width;
137 count -= thislinelen;