view rvinterf/etmsync/memcmd.c @ 416:30f6d1c32c6f

doc/Flash-boot-defect article removed (no longer relevant) This article is no longer relevant because the issue in question only affected one (1) defective FCDEV3B board which was not and never will be sold.
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 26 Oct 2018 07:11:08 +0000
parents e7502631a0f9
children
line wrap: on
line source

/*
 * User commands for reading memory regions and Calypso die ID via ETM
 */

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "etm.h"
#include "tm3.h"
#include "limits.h"
#include "localtypes.h"
#include "exitcodes.h"

static void
memdump_line(addr, buf, len)
	u32 addr;
	u_char *buf;
{
	int i, c;

	printf("%08X:  ", addr);
	for (i = 0; i < 16; i++) {
		if (i < len)
			printf("%02X ", buf[i]);
		else
			fputs("   ", stdout);
		if (i == 7 || i == 15)
			putchar(' ');
	}
	for (i = 0; i < len; i++) {
		c = buf[i];
		if (c < ' ' || c > '~')
			c = '.';
		putchar(c);
	}
	putchar('\n');
}

cmd_memdump(argc, argv)
	char **argv;
{
	u_char databuf[MAX_MEMREAD_BYTES];
	u32 memaddr;
	int rc, sz, off, l;

	memaddr = strtoul(argv[1], 0, 16);
	sz = strtoul(argv[2], 0, 16);
	rc = do_memory_read(memaddr, databuf, sz);
	if (rc)
		return(rc);
	for (off = 0; off < sz; off += 16) {
		l = sz - off;
		if (l > 16)
			l = 16;
		memdump_line(memaddr + off, databuf + off, l);
	}
	return(0);
}

cmd_omemdump(argc, argv)
	char **argv;
{
	u_char databuf[TM3_MEMREAD_MAX];
	u32 memaddr;
	int rc, sz, off, l;

	memaddr = strtoul(argv[1], 0, 16);
	sz = strtoul(argv[2], 0, 16);
	rc = do_memory_read_tm3(memaddr, databuf, sz);
	if (rc)
		return(rc);
	for (off = 0; off < sz; off += 16) {
		l = sz - off;
		if (l > 16)
			l = 16;
		memdump_line(memaddr + off, databuf + off, l);
	}
	return(0);
}

cmd_dieid()
{
	u_char buf[8];
	int rc;

	rc = do_dieid_read(buf);
	if (rc)
		return(rc);
	printf("%02X %02X %02X %02X %02X %02X %02X %02X\n", buf[0], buf[1],
		buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
	return(0);
}