mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 11:00:15 +00:00
9bb746d819
We don't have a console in SPL so it doesn't make sense to check for Ctrl-C when printing a memory dump. Skip this so that print_buffer() can be used in SPL. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
215 lines
4.4 KiB
C
215 lines
4.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2000-2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*/
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#include <common.h>
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#include <console.h>
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#include <div64.h>
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#include <version.h>
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#include <linux/ctype.h>
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#include <asm/io.h>
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char *display_options_get_banner_priv(bool newlines, const char *build_tag,
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char *buf, int size)
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{
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int len;
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len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "",
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version_string);
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if (build_tag && len < size)
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len += snprintf(buf + len, size - len, ", Build: %s",
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build_tag);
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if (len > size - 3)
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len = size - 3;
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if (len < 0)
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len = 0;
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snprintf(buf + len, size - len, "\n\n");
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return buf;
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}
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#ifndef BUILD_TAG
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#define BUILD_TAG NULL
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#endif
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char *display_options_get_banner(bool newlines, char *buf, int size)
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{
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return display_options_get_banner_priv(newlines, BUILD_TAG, buf, size);
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}
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int display_options(void)
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{
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char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
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display_options_get_banner(true, buf, sizeof(buf));
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printf("%s", buf);
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return 0;
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}
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void print_freq(uint64_t freq, const char *s)
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{
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unsigned long m = 0;
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uint32_t f;
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static const char names[] = {'G', 'M', 'K'};
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unsigned long d = 1e9;
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char c = 0;
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) {
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if (freq >= d) {
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c = names[i];
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break;
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}
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}
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if (!c) {
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printf("%llu Hz%s", freq, s);
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return;
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}
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f = do_div(freq, d);
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/* If there's a remainder, show the first few digits */
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if (f) {
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m = f;
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while (m > 1000)
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m /= 10;
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while (m && !(m % 10))
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m /= 10;
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if (m >= 100)
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m = (m / 10) + (m % 100 >= 50);
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}
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printf("%lu", (unsigned long) freq);
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if (m)
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printf(".%ld", m);
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printf(" %cHz%s", c, s);
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}
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void print_size(uint64_t size, const char *s)
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{
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unsigned long m = 0, n;
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uint64_t f;
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static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
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unsigned long d = 10 * ARRAY_SIZE(names);
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char c = 0;
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) {
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if (size >> d) {
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c = names[i];
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break;
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}
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}
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if (!c) {
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printf("%llu Bytes%s", size, s);
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return;
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}
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n = size >> d;
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f = size & ((1ULL << d) - 1);
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/* If there's a remainder, deal with it */
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if (f) {
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m = (10ULL * f + (1ULL << (d - 1))) >> d;
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if (m >= 10) {
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m -= 10;
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n += 1;
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}
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}
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printf ("%lu", n);
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if (m) {
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printf (".%ld", m);
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}
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printf (" %ciB%s", c, s);
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}
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#define MAX_LINE_LENGTH_BYTES (64)
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#define DEFAULT_LINE_LENGTH_BYTES (16)
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int print_buffer(ulong addr, const void *data, uint width, uint count,
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uint linelen)
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{
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/* linebuf as a union causes proper alignment */
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union linebuf {
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#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
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uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1];
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#endif
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uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1];
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uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1];
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uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1];
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} lb;
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int i;
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#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
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uint64_t __maybe_unused x;
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#else
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uint32_t __maybe_unused x;
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#endif
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if (linelen*width > MAX_LINE_LENGTH_BYTES)
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linelen = MAX_LINE_LENGTH_BYTES / width;
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if (linelen < 1)
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linelen = DEFAULT_LINE_LENGTH_BYTES / width;
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while (count) {
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uint thislinelen = linelen;
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printf("%08lx:", addr);
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/* check for overflow condition */
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if (count < thislinelen)
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thislinelen = count;
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/* Copy from memory into linebuf and print hex values */
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for (i = 0; i < thislinelen; i++) {
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if (width == 4)
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x = lb.ui[i] = *(volatile uint32_t *)data;
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#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
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else if (width == 8)
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x = lb.uq[i] = *(volatile uint64_t *)data;
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#endif
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else if (width == 2)
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x = lb.us[i] = *(volatile uint16_t *)data;
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else
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x = lb.uc[i] = *(volatile uint8_t *)data;
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#if defined(CONFIG_SPL_BUILD)
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printf(" %x", (uint)x);
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#elif defined(CONFIG_SYS_SUPPORT_64BIT_DATA)
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printf(" %0*llx", width * 2, (long long)x);
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#else
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printf(" %0*x", width * 2, x);
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#endif
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data += width;
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}
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while (thislinelen < linelen) {
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/* fill line with whitespace for nice ASCII print */
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for (i=0; i<width*2+1; i++)
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puts(" ");
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linelen--;
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}
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/* Print data in ASCII characters */
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for (i = 0; i < thislinelen * width; i++) {
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if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80)
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lb.uc[i] = '.';
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}
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lb.uc[i] = '\0';
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printf(" %s\n", lb.uc);
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/* update references */
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addr += thislinelen * width;
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count -= thislinelen;
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#ifndef CONFIG_SPL_BUILD
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if (ctrlc())
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return -1;
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#endif
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}
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return 0;
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}
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