view rvinterf/tmsh/abb.c @ 926:6a0aa8d36d06

rvinterf backslash escape: introduce libprint The new helper function library named libprint is meant to replace the badly misnamed libg23, and will soon contain functions for printing all of the same kinds of GPF TST packets that are now handled in libg23. However, we are also moving safe_print_trace() from libasync to this new library, and changing it to emit our new backslash escape format.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 23 May 2023 03:47:46 +0000
parents 2159f260ed13
children
line wrap: on
line source

/*
 * In this module we are going to implement commands dealing with the ABB.
 */

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

extern u_char rvi_msg[];
extern int rvi_msg_len;

cmd_abbr(argc, argv)
	char **argv;
{
	u32 page, reg;
	u_char cmdpkt[5];

	page = strtoul(argv[1], 0, 0);
	reg = strtoul(argv[2], 0, 0);
	if (page > 1 || reg > 31) {
		printf("error: argument(s) out of range\n");
		return(ERROR_USAGE);
	}
	cmdpkt[1] = ETM_CORE;
	cmdpkt[2] = TMCORE_OPC_CODEC_RD;
	cmdpkt[3] = page << 5 | reg;
	send_etm_cmd(cmdpkt, 3);
	return(0);
}

void
abbr_response()
{
	unsigned pg, reg, val;
	char buf[80];

	if (rvi_msg[3]) {
		print_etm_pkt_raw("abbr error");
		return;
	}
	if (rvi_msg_len != 9) {
		print_etm_pkt_raw("abbr malformed resp");
		return;
	}
	pg = rvi_msg[5] >> 5;
	reg = rvi_msg[5] & 0x1F;
	val = rvi_msg[6] | rvi_msg[7] << 8;
	sprintf(buf, "abbr %u %u: %03X", pg, reg, val);
	async_msg_output(buf);
}

cmd_abbw(argc, argv)
	char **argv;
{
	u32 page, reg, val;
	u_char cmdpkt[7];

	page = strtoul(argv[1], 0, 0);
	reg = strtoul(argv[2], 0, 0);
	val = strtoul(argv[3], 0, 16);
	if (page > 1 || reg > 31 || val > 0x3FF) {
		printf("error: argument(s) out of range\n");
		return(ERROR_USAGE);
	}
	cmdpkt[1] = ETM_CORE;
	cmdpkt[2] = TMCORE_OPC_CODEC_WR;
	cmdpkt[3] = page << 5 | reg;
	cmdpkt[4] = val;
	cmdpkt[5] = val >> 8;
	send_etm_cmd(cmdpkt, 5);
	return(0);
}

void
abbw_response()
{
	unsigned pg, reg;
	char buf[80];

	if (rvi_msg[3]) {
		print_etm_pkt_raw("abbw error");
		return;
	}
	if (rvi_msg_len != 7) {
		print_etm_pkt_raw("abbw malformed resp");
		return;
	}
	pg = rvi_msg[5] >> 5;
	reg = rvi_msg[5] & 0x1F;
	sprintf(buf, "abbw %u %u OK", pg, reg);
	async_msg_output(buf);
}