view target-utils/buzplayer/melentry.c @ 495:06ad5e30e8d0

target-utils: wait_ARM_cycles() changed to 4 cycles per loop
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 25 May 2019 18:51:19 +0000
parents eb5960dc258c
children 9092ff68e37d
line wrap: on
line source

#include <sys/types.h>
#include <ctype.h>
#include <stdlib.h>
#include "types.h"
#include "melody.h"

extern struct melentry *melody_buf_start, *melody_buf_tailptr;

void
melody_init()
{
	melody_buf_tailptr = melody_buf_start;
}

void
melody_entry(argbulk)
	char *argbulk;
{
	char *argv[3];
	u32 tone, dur;

	if (parse_args(argbulk, 2, 2, argv, 0) < 0)
		return;
	tone = strtoul(argv[0], 0, 0);
	dur = strtoul(argv[1], 0, 0);
	if (tone > 255 || dur < 1 || dur > 0xFFFF) {
		printf("ERROR: argument(s) out of range\n");
		return;
	}
	melody_buf_tailptr->tone = tone;
	melody_buf_tailptr->dur = dur;
	melody_buf_tailptr++;
}