view rvinterf/etmsync/l1tmops.c @ 505:7bf0d909c87e

fc-loadtool flash ID check: change of reset after the check logic This change only affects those flash configurations that have ID checks enabled. The logic for resetting the flash after the ID check has been changed as follows: 1) If the check fails, we return without attempting to reset the flash. 2) If the check is successful, we reset the flash using the configured method (could be AMD or Intel or Intel W30) instead of always doing an AMD flash reset as the original code did.
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 27 May 2019 19:58:01 +0000
parents 4469d73bbc60
children 4694c7686ccd
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/*
 * In this module we implement the functions that access the L1TM operations
 * which we are going to use in fc-tmsync and fc-readcal.
 */

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "pktmux.h"
#include "tm3.h"
#include "l1tm.h"
#include "exitcodes.h"

extern u_char rvi_msg[];
extern int rvi_msg_len;

do_tms(arg)
{
	u_char cmdpkt[5];

	cmdpkt[1] = TM_MODE_SET;
	cmdpkt[2] = arg;
	cmdpkt[3] = arg >> 8;
	etm_pkt_exch(cmdpkt, 3);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to tms\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len != 5) {
		fprintf(stderr, "target error: tms response wrong length\n");
		return(ERROR_TARGET);
	}
	return(0);
}

do_rfpr(index, retp)
	u_short *retp;
{
	u_char cmdpkt[5];

	cmdpkt[1] = RF_PARAM_READ;
	cmdpkt[2] = index;
	cmdpkt[3] = index >> 8;
	etm_pkt_exch(cmdpkt, 3);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to rfpr\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len != 8) {
		fprintf(stderr, "target error: rfpr response wrong length\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[4] != index) {
		fprintf(stderr, "target error: rfpr response wrong index\n");
		return(ERROR_TARGET);
	}
	*retp = rvi_msg[5] | (rvi_msg[6] << 8);
	return(0);
}

do_rfpw(index, value)
{
	u_char cmdpkt[7];

	cmdpkt[1] = RF_PARAM_WRITE;
	cmdpkt[2] = index;
	cmdpkt[3] = index >> 8;
	cmdpkt[4] = value;
	cmdpkt[5] = value >> 8;
	etm_pkt_exch(cmdpkt, 5);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to rfpw\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len != 6) {
		fprintf(stderr, "target error: rfpw response wrong length\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[4] != index) {
		fprintf(stderr, "target error: rfpw response wrong index\n");
		return(ERROR_TARGET);
	}
	return(0);
}

do_rftr(index, table, size)
	u_char *table;
{
	u_char cmdpkt[4];

	cmdpkt[1] = RF_TABLE_READ;
	cmdpkt[2] = index;
	etm_pkt_exch(cmdpkt, 2);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to rftr\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len < size + 6) {
		fprintf(stderr, "target error: rftr response too short\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[4] != index) {
		fprintf(stderr, "target error: rftr response wrong index\n");
		return(ERROR_TARGET);
	}
	bcopy(rvi_msg + 5, table, size);
	return(0);
}

do_ttr(index, buf)
	u_char *buf;
{
	u_char cmdpkt[4];

	cmdpkt[1] = TX_TEMPLATE_READ;
	cmdpkt[2] = index;
	etm_pkt_exch(cmdpkt, 2);
	if (rvi_msg[3]) {
		fprintf(stderr, "target error %u in response to ttr\n",
			rvi_msg[3]);
		return(ERROR_TARGET);
	}
	if (rvi_msg_len != 38) {
		fprintf(stderr, "target error: ttr response wrong length\n");
		return(ERROR_TARGET);
	}
	if (rvi_msg[4] != index) {
		fprintf(stderr, "target error: ttr response wrong index\n");
		return(ERROR_TARGET);
	}
	bcopy(rvi_msg + 5, buf, 32);
	return(0);
}