view rvinterf/etmsync/dspapidump.c @ 905:546bf873ccc8

tchtools: new program fc-vm2gsmx
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 28 Dec 2022 09:08:50 +0000
parents e7502631a0f9
children
line wrap: on
line source

/*
 * This utility uses ETM in synchronous mode to read and dump the contents
 * of the DSP API RAM in a target Calypso GSM device while the firmware is
 * running.
 */

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <stdint.h>
#include <endian.h>
#include "exitcodes.h"

#define	APIF_ADDR		0xFFD00000
#define	API_SIZE_IN_WORDS	0x2000

single_op_main()
{
	uint16_t buf[64], *linebase;
	unsigned off;
	int rc, i, j;

	for (off = 0; off < API_SIZE_IN_WORDS; ) {
		rc = do_memory_read_16(APIF_ADDR + off * 2, buf, 0x40);
		if (rc)
			return(rc);
		for (i = 0; i < 8; i++) {
			printf("%04X:", off);
			linebase = buf + i * 8;
			for (j = 0; j < 8; j++)
				printf(" %04X", le16toh(linebase[j]));
			putchar('\n');
			off += 8;
		}
	}
	return(0);
}