/*********************************************************************/
/* Copyright 1989 by H. Edward Hall                                  */
/*                                                                   */
/* Permission is hereby granted to copy and to give away this        */
/* software as long as this notice is preserved in its entirety.     */
/* You may modify the software or use it for any purpose just as     */
/* long as you preserve this notice and do not sell the software.    */
/* No warranty of any kind is made for this software.  The holder    */
/* of this copyright reserves the right to enhance and/or sell       */
/* this software with no obligation to provide updates or further    */
/* free copies; if this should happen you may still use this version */
/* of the software under the terms you received it with.             */
/*********************************************************************/
/*
 * Roland MPU-401 header file; see MPU-401 Tech Manual
 */

/*
 * MPU marks
 */

#define NOOP            0xf8
#define MEASURE_END     0xf9
#define DATA_END        0xfc

/*
 * MPU Track data request messages
 */

#define REQ_TRACK1          0xf0
#define REQ_TRACK2          0xf1
#define REQ_TRACK3          0xf2
#define REQ_TRACK4          0xf3
#define REQ_TRACK5          0xf4
#define REQ_TRACK6          0xf5
#define REQ_TRACK7          0xf6
#define REQ_TRACK8          0xf7
#define REQ_CONDUCT         0xf9

/*
 * Misc. MPU messages
 */

#define TIME_OVERFLOW   0xf8
#define ALL_END         0xfc
#define CLOCK_TO_HOST   0xfd
#define ACK             0xfe
#define SYS_MESSAGE     0xff

/*
 * MPU commands elements
 */

#define M_STOP  0x01
#define M_START 0x02
#define M_CONT  0x03
#define P_STOP  0x04
#define P_START 0x08
#define R_STOP  0x10
#define R_START 0x20

/*
 * common MPU command combinations
 */
#define STOP_PLAY       (M_STOP|P_STOP)
#define START_PLAY      (M_START|P_START)
#define STOP_REC        (M_STOP|R_STOP)
#define START_REC       (M_START|R_START)
#define STOP_OVERDUB    (M_STOP|P_STOP|R_STOP)
#define START_OVERDUB   (M_START|P_START|R_START)

/*
 * Other Misc MPU mode commands
 */
#define ALL_NOTES_OFF   0x30
#define NO_REAL_TIME    0x32
#define CHAN_THRU_OFF   0x33
#define WITH_TIME_BYTE  0x34
#define MODE_MESS_THRU  0x35
#define EXCLUSIVE_THRU  0x36
#define COMMMON_THRU    0x38
#define REAL_TIME_THRU  0x39
#define UART            0x3f

/*
 * Set up channel ref table
 */
#define CHSET_A(x)      (0x40|(x))
#define CHSET_B(x)      (0x50|(x))
#define CHSET_C(x)      (0x60|(x))
#define CHSET_D(x)      (0x70|(x))

#define INTERNAL_CLOCK  0x80
#define FSK_CLOCK       0x81
#define MIDI_CLOCK      0x82
#define METRO_ON        0x83
#define METRO_OFF       0x84
#define METRO_ON_W_AC   0x85
#define BEND_OFF        0x86
#define BEND_ON         0x87
#define THRU_OFF        0x88
#define THRU_ON         0x89
#define DAT_IN_STP_OFF  0x8a
#define DAT_IN_STP_ON   0x8b
#define MEASURE_OFF     0x8c
#define MEASURE_ON      0x8d
#define CONDUCTOR_OFF   0x8e
#define CONDUCTOR_ON    0x8f
#define REAL_TIME_OFF   0x90
#define REAL_TIME_ON    0x91
#define FSK_INTERNAL    0x92
#define FSK_MIDI        0x93
#define CLOCK_OFF       0x94
#define CLOCK_ON        0x95
#define EXCLUSIVE_OFF   0x96
#define EXCLUSIVE_ON    0x97

/*
 * turn reference tables on/off
 */
#define CHAN_A_OFF      0x98
#define CHAN_A_ON       0x99
#define CHAN_B_OFF      0x9a
#define CHAN_B_ON       0x9b
#define CHAN_C_OFF      0x9c
#define CHAN_C_ON       0x9d
#define CHAN_D_OFF      0x9e
#define CHAN_D_ON       0x9f

/*
 * MPU counter requests
 */
#define REQ_PLAY_CNT1   0xa0
#define REQ_PLAY_CNT2   0xa1
#define REQ_PLAY_CNT3   0xa2
#define REQ_PLAY_CNT4   0xa3
#define REQ_PLAY_CNT5   0xa4
#define REQ_PLAY_CNT6   0xa5
#define REQ_PLAY_CNT7   0xa6
#define REQ_PLAY_CNT8   0xa7
#define REQ_RECORD_CNT  0xab

/*
 * Misc MPU requests
 */
#define REQ_VER         0xac
#define REQ_REV         0xad
#define REQ_TEMPO       0xaf

/*
 * MPU Resets/clears
 */
#define RES_RTEMPO      0xb1
#define CLR_PLAY_CNTS   0xb8
#define CLR_PLAY_MAP    0xb9
#define CLR_RECORD_CNT  0xba

/*
 * MPU timebases
 */
#define TBASE48         0xc2
#define TBASE72         0xc3
#define TBASE96         0xc4
#define TBASE120        0xc5
#define TBASE144        0xc6
#define TBASE168        0xc7
#define TBASE192        0xc8

#define WANT_DATA1      0xd0
#define WANT_DATA2      0xd1
#define WANT_DATA3      0xd2
#define WANT_DATA4      0xd3
#define WANT_DATA5      0xd4
#define WANT_DATA6      0xd5
#define WANT_DATA7      0xd6
#define WANT_DATA8      0xd7

#define WANT_SYSMESS    0xdf

/*
 * set MPU conditions and values
 * (followed by data byte)
 */

#define SET_TEMPO       0xe0
#define SET_RTEMPO      0xe1
#define SET_GRADUATION  0xe2
#define MIDCLK_PER_MET  0xe4
#define METRO_MEAS      0xe6
#define INT_HOST_CLK    0xe7
#define ACTIVE_TRACK    0xec
#define SEND_PCOUNT     0xed
#define CHAN_1_8_ON     0xee
#define CHAN_9_11_ON    0xef

/*
 * MPU master reset
 */
#define RESET           0xff

/*
 * Hardware details
 */
#define DATA_PORT       0x330
#define STATUS_PORT     0x331
#define INTERRUPT       0x02

/*
 * Status register bits
 */
#define DRR 0x40
#define RDY 0x80