* (C) Copyright 2000-2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <common.h>
+#include <div64.h>
+#include <inttypes.h>
+#include <version.h>
#include <linux/ctype.h>
#include <asm/io.h>
int display_options (void)
{
- extern char version_string[];
-
#if defined(BUILD_TAG)
printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
#else
return 0;
}
-/*
- * print sizes as "xxx kB", "xxx.y kB", "xxx MB", "xxx.y MB",
- * xxx GB, or xxx.y GB as needed; allow for optional trailing string
- * (like "\n")
- */
-void print_size (phys_size_t size, const char *s)
+void print_freq(uint64_t freq, const char *s)
{
- ulong m = 0, n;
- phys_size_t d = 1 << 30; /* 1 GB */
- char c = 'G';
-
- if (size < d) { /* try MB */
- c = 'M';
- d = 1 << 20;
- if (size < d) { /* print in kB */
- c = 'k';
- d = 1 << 10;
+ unsigned long m = 0, n;
+ uint32_t f;
+ static const char names[] = {'G', 'M', 'K'};
+ unsigned long d = 1e9;
+ char c = 0;
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) {
+ if (freq >= d) {
+ c = names[i];
+ break;
}
}
- n = size / d;
+ if (!c) {
+ printf("%" PRIu64 " Hz%s", freq, s);
+ return;
+ }
+
+ f = do_div(freq, d);
+ n = freq;
+
+ /* If there's a remainder, show the first few digits */
+ if (f) {
+ m = f;
+ while (m > 1000)
+ m /= 10;
+ while (m && !(m % 10))
+ m /= 10;
+ if (m >= 100)
+ m = (m / 10) + (m % 100 >= 50);
+ }
+
+ printf("%lu", n);
+ if (m)
+ printf(".%ld", m);
+ printf(" %cHz%s", c, s);
+}
+
+void print_size(uint64_t size, const char *s)
+{
+ unsigned long m = 0, n;
+ uint64_t f;
+ static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
+ unsigned long d = 10 * ARRAY_SIZE(names);
+ char c = 0;
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(names); i++, d -= 10) {
+ if (size >> d) {
+ c = names[i];
+ break;
+ }
+ }
+
+ if (!c) {
+ printf("%" PRIu64 " Bytes%s", size, s);
+ return;
+ }
+
+ n = size >> d;
+ f = size & ((1ULL << d) - 1);
/* If there's a remainder, deal with it */
- if(size % d) {
- m = (10 * (size - (n * d)) + (d / 2) ) / d;
+ if (f) {
+ m = (10ULL * f + (1ULL << (d - 1))) >> d;
if (m >= 10) {
m -= 10;
}
}
- printf ("%2ld", n);
+ printf ("%lu", n);
if (m) {
printf (".%ld", m);
}
- printf (" %cB%s", c, s);
+ printf (" %ciB%s", c, s);
}
-/*
- * Print data buffer in hex and ascii form to the terminal.
- *
- * data reads are buffered so that each memory address is only read once.
- * Useful when displaying the contents of volatile registers.
- *
- * parameters:
- * addr: Starting address to display at start of line
- * data: pointer to data buffer
- * width: data value width. May be 1, 2, or 4.
- * count: number of values to display
- * linelen: Number of values to print per line; specify 0 for default length
- */
#define MAX_LINE_LENGTH_BYTES (64)
#define DEFAULT_LINE_LENGTH_BYTES (16)
-int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen)
+int print_buffer(ulong addr, const void *data, uint width, uint count,
+ uint linelen)
{
- uint8_t linebuf[MAX_LINE_LENGTH_BYTES];
- uint32_t *uip = (void*)linebuf;
- uint16_t *usp = (void*)linebuf;
- uint8_t *ucp = (void*)linebuf;
+ /* linebuf as a union causes proper alignment */
+ union linebuf {
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+ uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1];
+#endif
+ uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1];
+ uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1];
+ uint8_t uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1];
+ } lb;
int i;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+ uint64_t x;
+#else
+ uint32_t x;
+#endif
if (linelen*width > MAX_LINE_LENGTH_BYTES)
linelen = MAX_LINE_LENGTH_BYTES / width;
linelen = DEFAULT_LINE_LENGTH_BYTES / width;
while (count) {
+ uint thislinelen = linelen;
printf("%08lx:", addr);
/* check for overflow condition */
- if (count < linelen)
- linelen = count;
+ if (count < thislinelen)
+ thislinelen = count;
/* Copy from memory into linebuf and print hex values */
- for (i = 0; i < linelen; i++) {
- if (width == 4) {
- uip[i] = *(volatile uint32_t *)data;
- printf(" %08x", uip[i]);
- } else if (width == 2) {
- usp[i] = *(volatile uint16_t *)data;
- printf(" %04x", usp[i]);
- } else {
- ucp[i] = *(volatile uint8_t *)data;
- printf(" %02x", ucp[i]);
- }
+ for (i = 0; i < thislinelen; i++) {
+ if (width == 4)
+ x = lb.ui[i] = *(volatile uint32_t *)data;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+ else if (width == 8)
+ x = lb.uq[i] = *(volatile uint64_t *)data;
+#endif
+ else if (width == 2)
+ x = lb.us[i] = *(volatile uint16_t *)data;
+ else
+ x = lb.uc[i] = *(volatile uint8_t *)data;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+ printf(" %0*" PRIx64, width * 2, x);
+#else
+ printf(" %0*x", width * 2, x);
+#endif
data += width;
}
+ while (thislinelen < linelen) {
+ /* fill line with whitespace for nice ASCII print */
+ for (i=0; i<width*2+1; i++)
+ puts(" ");
+ linelen--;
+ }
+
/* Print data in ASCII characters */
- puts(" ");
- for (i = 0; i < linelen * width; i++)
- putc(isprint(ucp[i]) && (ucp[i] < 0x80) ? ucp[i] : '.');
- putc ('\n');
+ for (i = 0; i < thislinelen * width; i++) {
+ if (!isprint(lb.uc[i]) || lb.uc[i] >= 0x80)
+ lb.uc[i] = '.';
+ }
+ lb.uc[i] = '\0';
+ printf(" %s\n", lb.uc);
/* update references */
- addr += linelen * width;
- count -= linelen;
+ addr += thislinelen * width;
+ count -= thislinelen;
if (ctrlc())
return -1;