/* play sound from buffer */ static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) { struct udevice *dev; int ret = 0; int msec = 1000; int freq = 400; if (argc > 1) msec = simple_strtoul(argv[1], NULL, 10); if (argc > 2) freq = simple_strtoul(argv[2], NULL, 10); ret = uclass_first_device_err(UCLASS_SOUND, &dev); if (!ret) ret = sound_beep(dev, msec, freq); if (ret) { printf("Sound device failed to play (err=%d)\n", ret); return CMD_RET_FAILURE; } return 0; }
void effect(char c) { unsigned int t; unsigned long p; switch (c) { /* 種類によって音程と音長を変えられる */ case 't': /* 照準を動かしたとき */ t = TONE_TARGET; p = LONG_TARGET; break; case 'm': /* ミスしたとき */ t = TONE_MISS; p = LONG_MISS; break; case 's': /* ヒットしたとき */ t = TONE_HIT; p = LONG_HIT; break; default: /* その他のとき*/ t = TONE_DEF; p = LONG_DEF; } sound_beep(t,p,32); }