[f40a309] | 1 | /*
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| 2 | =============================================================================
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| 3 | msm.c -- MIDAS-VII -- MIDI state machine
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| 4 | Version 75 -- 1988-11-02 -- D.N. Lynx Crowe
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| 5 |
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| 6 | List with pr -e4 option to expand tabs to 4 spaces instead of 8.
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| 7 | =============================================================================
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| 8 | */
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| 9 |
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[6262b5c] | 10 | #include "all.h"
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[f40a309] | 11 |
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[e225e77] | 12 | extern int16_t newsv(int16_t grp, int16_t src, int16_t ival);
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| 13 | extern void asgvce(int16_t grp, int16_t port, int16_t chan, int16_t key, int16_t vel);
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| 14 | extern void clkset(int16_t st);
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| 15 | extern void dsanval(int16_t var);
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| 16 | extern void dsclk(void);
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| 17 | extern void execkey(int16_t trg, int16_t pch, int16_t vce, int16_t tag);
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| 18 | extern void getasg(int16_t n);
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| 19 | extern void mpcupd(void);
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| 20 | extern void ne_bgn(int16_t grp, int16_t key, int16_t vel);
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| 21 | extern void ne_end(int16_t trg, int16_t grp);
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| 22 | extern void newpps(int16_t trg, int16_t grp, int16_t src, int16_t ival);
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| 23 | extern void procpfl(uint16_t trig);
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| 24 | extern void sdwins(void);
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| 25 | extern void se_disp(struct s_entry *ep, int16_t sd, struct gdsel *gdstb[], int16_t cf);
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| 26 | extern void stmproc(uint16_t trg);
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| 27 |
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[7258c6a] | 28 | extern int16_t ancmsw; /* analog variable r/p control source */
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| 29 | extern int16_t angroup; /* analog variable group being displayed */
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| 30 | extern int16_t clkctl; /* clock control sources */
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| 31 | extern int16_t ctrsw; /* se_disp center update switch */
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| 32 | extern int16_t curasg; /* current assignment table */
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| 33 | extern int16_t curvce; /* current voice being edited */
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| 34 | extern int16_t dsp_ok; /* display update OK this cycle flag */
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| 35 | extern int16_t editsw; /* edit switch state */
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| 36 | extern int16_t mascntr; /* MIDI active sensing timeout counter */
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| 37 | extern int16_t mdb1; /* current MIDI data byte 1 */
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| 38 | extern int16_t mdb2; /* current MIDI data byte 2 */
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| 39 | extern int16_t michan; /* current MIDI channel */
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| 40 | extern int16_t midiclk; /* MIDI clock switch */
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| 41 | extern int16_t midigo; /* MIDI run switch */
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| 42 | extern int16_t mistat; /* current MIDI status */
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| 43 | extern int16_t ndisp; /* current display */
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| 44 | extern int16_t recsw; /* record/play switch */
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| 45 | extern int16_t prgchan; /* MIDI program change channel */
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[f40a309] | 46 |
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| 47 | /* |
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| 48 |
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| 49 | */
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[7258c6a] | 50 |
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| 51 | extern int8_t masens[]; /* MIDI port active sensing flags */
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| 52 | extern int8_t mctlval[]; /* MIDI controller values */
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| 53 | extern int8_t mdbyte[]; /* MIDI data byte buffers */
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| 54 | extern int8_t mpsust[]; /* MIDI sustain status, by port and channel */
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| 55 | extern int8_t mrstat[]; /* MIDI running status */
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| 56 | extern int8_t trgtab[]; /* trigger status */
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| 57 |
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| 58 | extern int16_t grpmode[]; /* group mode table */
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| 59 | extern int16_t grpstat[]; /* group status table */
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| 60 | extern int16_t key2grp[]; /* key to group map */
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| 61 | extern int16_t vce2grp[]; /* voice to group map */
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| 62 | extern int16_t veltab[]; /* velocity */
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| 63 | extern int16_t mctlnum[]; /* MIDI controller number map */
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| 64 | extern int16_t mpbend[]; /* MIDI pitch bend data, by port and channel */
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| 65 | extern int16_t msmstv[]; /* MIDI state machine state variables */
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| 66 | extern int16_t prstab[]; /* pressure */
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| 67 | extern int16_t src2var[]; /* source to variable number map */
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| 68 | extern int16_t tuntab[]; /* current tuning table */
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| 69 | extern int16_t vce2trg[]; /* voice to trigger map (-1 EQ NULL) */
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| 70 |
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| 71 | extern int16_t grp2prt[][2]; /* group to port/channel map */
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[f40a309] | 72 | extern int16_t varmode[][16]; /* analog variable record mode */
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| 73 |
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| 74 | extern struct gdsel *gdstbc[]; /* group status table - center slice */
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| 75 |
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| 76 | /* initialized stuff */
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| 77 |
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| 78 | /* mpmap[] -- MIDI port to BIOS device table */
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[7258c6a] | 79 |
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[f40a309] | 80 | int16_t mpmap[3] = {MC1_DEV, MC2_DEV, CON_DEV};
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| 81 |
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| 82 | /* msmnext[] -- MIDI state machine -- channel message next state table */
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[7258c6a] | 83 |
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[f40a309] | 84 | int16_t msmnext[8] = {2, 2, 2, 2, 1, 1, 2, 0};
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| 85 |
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| 86 | /* msmcnxt[] -- MIDI state machine -- system message next state table */
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[7258c6a] | 87 |
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[f40a309] | 88 | int16_t msmcnxt[8] = {0, 0, 2, 1, 0, 0, 0, 0};
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| 89 |
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| 90 | /* ctl2src -- controller to source table */
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[7258c6a] | 91 |
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[f40a309] | 92 | int16_t ctl2src[] = {SM_VTMW, SM_LPBR, SM_CTL1, SM_PED1};
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| 93 |
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| 94 | /* |
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| 95 |
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| 96 | */
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| 97 |
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| 98 | /*
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| 99 | =============================================================================
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| 100 | msm() -- MIDI state machine
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| 101 | =============================================================================
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[0580615] | 102 | */
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[f40a309] | 103 |
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[7258c6a] | 104 | void msm(void)
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| 105 | {
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| 106 | register int16_t miport;
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| 107 | register int16_t midiin;
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| 108 | register int16_t i;
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[f40a309] | 109 | register int16_t t1;
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[7258c6a] | 110 | register int16_t t2;
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| 111 | register struct s_entry *ep;
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[f40a309] | 112 | int16_t j, nvel;
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| 113 | int32_t where;
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| 114 |
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| 115 | for (miport = 0; miport < NMPORTS; miport++) { /* for each port ... */
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| 116 |
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| 117 | while (BIOS(B_RDAV, mpmap[miport])) { /* anything there ? */
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| 118 |
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| 119 | dsp_ok = FALSE; /* disallow display update */
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| 120 |
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| 121 | midiin = 0x00FF & BIOS(B_GETC, mpmap[miport]); /* get input */
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| 122 |
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| 123 | if (masens[miport]) /* update active sensing */
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| 124 | masens[miport] |= 0x0F;
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| 125 |
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| 126 | switch (msmstv[miport]) { /* switch on state */
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| 127 | /* |
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| 128 |
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| 129 | */
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| 130 | case 0: /* waiting for status */
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| 131 |
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| 132 | if (0x0080 & midiin) { /* status */
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| 133 |
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| 134 | michan = 0x000F & midiin;
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| 135 | mistat = 0x000F & (midiin >> 4);
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| 136 |
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| 137 | if (midiin < 0x00F0) { /* channel */
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| 138 |
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| 139 | msmstv[miport] = msmnext[mistat & 0x07];
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| 140 | mrstat[miport] = midiin;
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| 141 |
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| 142 | } else if (midiin < 0x00F8) { /* common */
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| 143 |
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| 144 | msmstv[miport] = msmcnxt[michan & 0x07];
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| 145 | mrstat[miport] = midiin;
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| 146 | /* |
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| 147 |
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| 148 | */
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| 149 | } else { /* real-time */
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| 150 |
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| 151 | switch (0x0007 & midiin) {
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| 152 |
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| 153 | case 0: /* clock */
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| 154 |
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| 155 | if (midiclk AND midigo)
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| 156 | if ((fc_val += 2) > 0x00FFFFFFL)
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| 157 | fc_val = 0x00FFFFFFL;
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| 158 |
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| 159 | break;
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| 160 |
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| 161 | case 2: /* start */
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| 162 |
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| 163 | if ((clkctl EQ CK_MIDI) AND
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| 164 | (NOT midigo)) {
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| 165 |
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| 166 | midigo = TRUE;
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| 167 |
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| 168 | if (fc_val)
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| 169 | sc_goto(fc_val = 0L);
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| 170 |
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| 171 | clkset(TRUE);
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| 172 | dsclk();
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| 173 | }
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| 174 |
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| 175 | break;
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| 176 |
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| 177 | case 3: /* continue */
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| 178 |
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| 179 | if ((clkctl EQ CK_MIDI) AND
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| 180 | (NOT midigo)) {
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| 181 |
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| 182 | midigo = TRUE;
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| 183 | clkset(TRUE);
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| 184 | dsclk();
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| 185 | }
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| 186 |
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| 187 | break;
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| 188 | /* |
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| 189 |
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| 190 | */
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| 191 | case 4: /* stop */
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| 192 |
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| 193 | if ((clkctl EQ CK_MIDI) AND
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| 194 | midigo) {
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| 195 |
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| 196 | midigo = FALSE;
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| 197 | clkset(FALSE);
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| 198 | dsclk();
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| 199 | }
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| 200 |
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| 201 | break;
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| 202 |
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| 203 | case 6: /* active sensing */
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| 204 |
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| 205 | masens[miport] |= 0x00FF;
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| 206 | break;
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| 207 |
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| 208 | case 7: /* reset */
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| 209 |
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| 210 | for (i = 0; i < NMPORTS; i++) {
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| 211 |
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| 212 | mrstat[i] = 0;
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| 213 | msmstv[i] = 0;
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| 214 | masens[i] = 0;
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| 215 | }
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| 216 |
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| 217 | break;
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| 218 | }
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| 219 | }
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| 220 | }
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| 221 |
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| 222 | continue;
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| 223 | /* |
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| 224 |
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| 225 | */
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| 226 | case 1: /* waiting for 1 data byte */
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| 227 |
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| 228 | if (0x80 & midiin) { /* status */
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| 229 |
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| 230 | michan = 0x0F & midiin;
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| 231 | mistat = 0x0F & (midiin >> 4);
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| 232 |
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| 233 | if (midiin < 0x00F0) { /* channel */
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| 234 |
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| 235 | msmstv[miport] = msmnext[mistat & 0x07];
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| 236 | mrstat[miport] = midiin;
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| 237 |
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| 238 | } else if (midiin < 0x00F8) { /* common */
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| 239 |
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| 240 | msmstv[miport] = msmcnxt[michan & 0x07];
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| 241 | mrstat[miport] = midiin;
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| 242 | /* |
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| 243 |
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| 244 | */
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| 245 | } else { /* real-time */
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| 246 |
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| 247 | switch (0x0007 & midiin) {
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| 248 |
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| 249 | case 0: /* clock */
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| 250 |
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| 251 | if (midiclk AND midigo)
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| 252 | if ((fc_val += 2) > 0x00FFFFFFL)
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| 253 | fc_val = 0x00FFFFFFL;
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| 254 |
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| 255 | break;
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| 256 |
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| 257 | case 2: /* start */
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| 258 |
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| 259 | if ((clkctl EQ CK_MIDI) AND
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| 260 | (NOT midigo)) {
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| 261 |
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| 262 | midigo = TRUE;
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| 263 |
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| 264 | if (fc_val)
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| 265 | sc_goto(fc_val = 0L);
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| 266 |
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| 267 | clkset(TRUE);
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| 268 | dsclk();
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| 269 | }
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| 270 |
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| 271 | break;
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| 272 |
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| 273 | case 3: /* continue */
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| 274 |
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| 275 | if ((clkctl EQ CK_MIDI) AND
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| 276 | (NOT midigo)) {
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| 277 |
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| 278 | midigo = TRUE;
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| 279 | clkset(TRUE);
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| 280 | dsclk();
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| 281 | }
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| 282 |
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| 283 | break;
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| 284 | /* |
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| 285 |
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| 286 | */
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| 287 | case 4: /* stop */
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| 288 |
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| 289 | if ((clkctl EQ CK_MIDI) AND
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| 290 | midigo) {
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| 291 |
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| 292 | midigo = FALSE;
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| 293 | clkset(FALSE);
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| 294 | dsclk();
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| 295 | }
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| 296 |
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| 297 | break;
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| 298 |
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| 299 | case 6: /* active sensing */
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| 300 |
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| 301 | masens[miport] |= 0x00FF;
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| 302 | break;
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| 303 |
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| 304 | case 7: /* reset */
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| 305 |
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| 306 | for (i = 0; i < NMPORTS; i++) {
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| 307 |
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| 308 | mrstat[i] = 0;
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| 309 | msmstv[i] = 0;
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| 310 | masens[i] = 0;
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| 311 | }
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| 312 |
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| 313 | break;
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| 314 | }
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| 315 | }
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| 316 | /* |
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| 317 |
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| 318 | */
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| 319 | } else { /* data */
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| 320 |
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| 321 | michan = 0x000F & mrstat[miport];
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| 322 | mistat = 0x000F & (mrstat[miport] >> 4);
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| 323 |
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| 324 | if (mistat EQ 0x0C) {
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| 325 |
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| 326 | /* program change */
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| 327 |
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| 328 | if ((miport EQ 0) AND
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| 329 | ((michan + 1) EQ prgchan) AND
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| 330 | (midiin LT NASGS)) {
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| 331 |
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| 332 | getasg(curasg = midiin);
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| 333 | mpcupd();
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| 334 | }
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| 335 | /* |
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| 336 |
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| 337 | */
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| 338 | } else if (mistat EQ 0x0D) {
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| 339 |
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| 340 | /* channel pressure */
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| 341 |
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| 342 | mdb1 = SM_SCALE(midiin);
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| 343 | t1 = (miport << 11) | (michan << 7);
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| 344 | t2 = t1 + 128;
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| 345 |
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| 346 | for (i = t1; i < t2; i++)
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| 347 | prstab[i] = mdb1;
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| 348 |
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| 349 | for (i = 0; i < 12; i++) {
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| 350 |
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| 351 | if ((grp2prt[i][0] EQ (miport + 1)) AND
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| 352 | (grp2prt[i][1] EQ (michan + 1))) {
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| 353 |
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[7258c6a] | 354 | if (newsv(i, SM_KPRS, mdb1)) {
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[f40a309] | 355 |
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| 356 | if (recsw AND grpstat[i] AND
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| 357 | (2 EQ (ancmsw ? varmode[5][i] : grpmode[i]))) {
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| 358 |
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| 359 | if (E_NULL NE (ep = e_alc(E_SIZE2))) {
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| 360 |
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| 361 | ep->e_time = t_cur;
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| 362 | ep->e_type = EV_ANVL;
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| 363 | ep->e_data1 = 0x0050 | i;
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| 364 | ep->e_dn = (struct s_entry *)((int32_t)mdb1 << 16);
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| 365 | p_cur = e_ins(ep, ep_adj(p_cur, 0, t_cur))->e_fwd;
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| 366 | ctrsw = TRUE;
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| 367 | se_disp(ep, D_FWD, gdstbc, 1);
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| 368 | ctrsw = FALSE;
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| 369 | }
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| 370 |
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| 371 | } else if ((angroup - 1) EQ i) {
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| 372 |
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| 373 | dsanval(5);
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| 374 | }
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| 375 | }
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| 376 | }
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| 377 | }
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| 378 | /* |
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| 379 |
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| 380 | */
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| 381 | } else if ((mistat EQ 0x0F) AND
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| 382 | (michan EQ 3) AND
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| 383 | (NOT midigo)) { /* song select */
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| 384 |
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| 385 | if (midiin < N_SCORES) {
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| 386 |
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| 387 | selscor(midiin);
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| 388 |
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| 389 | if (ndisp EQ 2)
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| 390 | sdwins();
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| 391 | }
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| 392 |
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| 393 | } else { /* error -- state mismatch */
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| 394 |
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| 395 | msmstv[miport] = 0;
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| 396 | mrstat[miport] = 0;
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| 397 | }
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| 398 | }
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| 399 |
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| 400 | continue;
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| 401 | /* |
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| 402 |
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| 403 | */
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| 404 | case 2: /* waiting for 1st data byte */
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| 405 |
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| 406 | if (0x80 & midiin) { /* status */
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| 407 |
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| 408 | michan = 0x0F & midiin;
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| 409 | mistat = 0x0F & (midiin >> 4);
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| 410 |
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| 411 | if (midiin < 0x00F0) { /* channel */
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| 412 |
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| 413 | msmstv[miport] = msmnext[mistat & 0x07];
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| 414 | mrstat[miport] = midiin;
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| 415 |
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| 416 | } else if (midiin < 0x00F8) { /* common */
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| 417 |
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| 418 | msmstv[miport] = msmcnxt[michan & 0x07];
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| 419 | mrstat[miport] = midiin;
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| 420 | /* |
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| 421 |
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| 422 | */
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| 423 | } else { /* real-time */
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| 424 |
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| 425 | switch (0x0007 & midiin) {
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| 426 |
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| 427 | case 0: /* clock */
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| 428 |
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| 429 | if (midiclk AND midigo)
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| 430 | if ((fc_val += 2) > 0x00FFFFFFL)
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| 431 | fc_val = 0x00FFFFFFL;
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| 432 |
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| 433 | break;
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| 434 |
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| 435 | case 2: /* start */
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| 436 |
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| 437 | if ((clkctl EQ CK_MIDI) AND
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| 438 | (NOT midigo)) {
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| 439 |
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| 440 | midigo = TRUE;
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| 441 |
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| 442 | if (fc_val)
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| 443 | sc_goto(fc_val = 0L);
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| 444 |
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| 445 | clkset(TRUE);
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| 446 | dsclk();
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| 447 | }
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| 448 |
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| 449 | break;
|
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| 450 |
|
---|
| 451 | case 3: /* continue */
|
---|
| 452 |
|
---|
| 453 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 454 | (NOT midigo)) {
|
---|
| 455 |
|
---|
| 456 | midigo = TRUE;
|
---|
| 457 | clkset(TRUE);
|
---|
| 458 | dsclk();
|
---|
| 459 | }
|
---|
| 460 |
|
---|
| 461 | break;
|
---|
| 462 | /* |
---|
| 463 |
|
---|
| 464 | */
|
---|
| 465 | case 4: /* stop */
|
---|
| 466 |
|
---|
| 467 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 468 | midigo) {
|
---|
| 469 |
|
---|
| 470 | midigo = FALSE;
|
---|
| 471 | clkset(FALSE);
|
---|
| 472 | dsclk();
|
---|
| 473 | }
|
---|
| 474 |
|
---|
| 475 | break;
|
---|
| 476 |
|
---|
| 477 | case 6: /* active sensing */
|
---|
| 478 |
|
---|
| 479 | masens[miport] |= 0x00FF;
|
---|
| 480 | break;
|
---|
| 481 |
|
---|
| 482 | case 7: /* reset */
|
---|
| 483 |
|
---|
| 484 | for (i = 0; i < NMPORTS; i++) {
|
---|
| 485 |
|
---|
| 486 | mrstat[i] = 0;
|
---|
| 487 | msmstv[i] = 0;
|
---|
| 488 | masens[i] = 0;
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | break;
|
---|
| 492 | }
|
---|
| 493 | }
|
---|
| 494 |
|
---|
| 495 | } else { /* data */
|
---|
| 496 |
|
---|
| 497 | mdbyte[miport] = midiin;
|
---|
| 498 | msmstv[miport] = 3;
|
---|
| 499 | }
|
---|
| 500 |
|
---|
| 501 | continue;
|
---|
| 502 | /* |
---|
| 503 |
|
---|
| 504 | */
|
---|
| 505 | case 3: /* waiting for 2nd data byte */
|
---|
| 506 |
|
---|
| 507 | if (0x80 & midiin) { /* status */
|
---|
| 508 |
|
---|
| 509 | michan = 0x0F & midiin;
|
---|
| 510 | mistat = 0x0F & (midiin >> 4);
|
---|
| 511 |
|
---|
| 512 | if (midiin < 0x00F0) { /* channel */
|
---|
| 513 |
|
---|
| 514 | msmstv[miport] = msmnext[mistat & 0x07];
|
---|
| 515 | mrstat[miport] = midiin;
|
---|
| 516 |
|
---|
| 517 | } else if (midiin < 0x00F8) { /* common */
|
---|
| 518 |
|
---|
| 519 | msmstv[miport] = msmcnxt[michan & 0x07];
|
---|
| 520 | mrstat[miport] = midiin;
|
---|
| 521 | /* |
---|
| 522 |
|
---|
| 523 | */
|
---|
| 524 | } else { /* real-time */
|
---|
| 525 |
|
---|
| 526 | switch (0x0007 & midiin) {
|
---|
| 527 |
|
---|
| 528 | case 0: /* clock */
|
---|
| 529 |
|
---|
| 530 | if (midiclk AND midigo)
|
---|
| 531 | if ((fc_val += 2) > 0x00FFFFFFL)
|
---|
| 532 | fc_val = 0x00FFFFFFL;
|
---|
| 533 |
|
---|
| 534 | break;
|
---|
| 535 |
|
---|
| 536 | case 2: /* start */
|
---|
| 537 |
|
---|
| 538 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 539 | (NOT midigo)) {
|
---|
| 540 |
|
---|
| 541 | midigo = TRUE;
|
---|
| 542 |
|
---|
| 543 | if (fc_val)
|
---|
| 544 | sc_goto(fc_val = 0L);
|
---|
| 545 |
|
---|
| 546 | clkset(TRUE);
|
---|
| 547 | dsclk();
|
---|
| 548 | }
|
---|
| 549 |
|
---|
| 550 | break;
|
---|
| 551 |
|
---|
| 552 | case 3: /* continue */
|
---|
| 553 |
|
---|
| 554 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 555 | (NOT midigo)) {
|
---|
| 556 |
|
---|
| 557 | midigo = TRUE;
|
---|
| 558 | clkset(TRUE);
|
---|
| 559 | dsclk();
|
---|
| 560 | }
|
---|
| 561 |
|
---|
| 562 | break;
|
---|
| 563 | /* |
---|
| 564 |
|
---|
| 565 | */
|
---|
| 566 | case 4: /* stop */
|
---|
| 567 |
|
---|
| 568 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 569 | midigo) {
|
---|
| 570 |
|
---|
| 571 | midigo = FALSE;
|
---|
| 572 | clkset(FALSE);
|
---|
| 573 | dsclk();
|
---|
| 574 | }
|
---|
| 575 |
|
---|
| 576 | break;
|
---|
| 577 |
|
---|
| 578 | case 6: /* active sensing */
|
---|
| 579 |
|
---|
| 580 | masens[miport] |= 0x00FF;
|
---|
| 581 | break;
|
---|
| 582 |
|
---|
| 583 | case 7: /* reset */
|
---|
| 584 |
|
---|
| 585 | for (i = 0; i < NMPORTS; i++) {
|
---|
| 586 |
|
---|
| 587 | mrstat[i] = 0;
|
---|
| 588 | msmstv[i] = 0;
|
---|
| 589 | masens[i] = 0;
|
---|
| 590 | }
|
---|
| 591 |
|
---|
| 592 | break;
|
---|
| 593 | }
|
---|
| 594 | }
|
---|
| 595 | /* |
---|
| 596 |
|
---|
| 597 | */
|
---|
| 598 | } else { /* data */
|
---|
| 599 |
|
---|
| 600 | michan = 0x0F & mrstat[miport];
|
---|
| 601 | mistat = 0x0F & (mrstat[miport] >> 4);
|
---|
| 602 | mdb1 = mdbyte[miport];
|
---|
| 603 | mdb2 = midiin;
|
---|
| 604 | msmstv[miport] = 2;
|
---|
| 605 |
|
---|
| 606 | switch (mistat) { /* switch on status */
|
---|
| 607 |
|
---|
| 608 | case 9: /* note on */
|
---|
| 609 |
|
---|
| 610 | if (mdb2) {
|
---|
| 611 |
|
---|
| 612 | t1 = (miport << 11) + (michan << 7) + mdb1;
|
---|
| 613 | trgtab[t1] |= mpsust[(miport << 4) + michan] | M_KSTATE;
|
---|
| 614 | veltab[t1] = nvel = SM_SCALE(mdb2);
|
---|
| 615 | prstab[t1] = 0;
|
---|
| 616 |
|
---|
| 617 | stmproc(t1); /* process as a patch stimulus */
|
---|
| 618 |
|
---|
| 619 | if (editsw) { /* edit mode */
|
---|
| 620 |
|
---|
| 621 | execkey(t1, tuntab[mdb1], curvce, 0);
|
---|
| 622 | break;
|
---|
| 623 | }
|
---|
| 624 |
|
---|
| 625 | if (miport) { /* port 1 or 2 */
|
---|
| 626 |
|
---|
| 627 | for (i = 0; i < 12; i++)
|
---|
| 628 | if ((grp2prt[i][0] EQ (miport + 1)) AND
|
---|
| 629 | (grp2prt[i][1] EQ (michan + 1))) {
|
---|
[9519422] | 630 |
|
---|
[f40a309] | 631 | asgvce(i, miport, michan, mdb1, nvel);
|
---|
| 632 | ne_bgn(i, mdb1, nvel);
|
---|
| 633 | }
|
---|
| 634 |
|
---|
| 635 | } else { /* port 0 */
|
---|
| 636 |
|
---|
| 637 | t2 = ((mdb1 < 21) OR (mdb1 > 108)) ?
|
---|
| 638 | 0 : key2grp[mdb1 - 21];
|
---|
| 639 |
|
---|
| 640 | for (i = 0; i < 12; i++)
|
---|
| 641 | if ((t2 & (0x0001 << i)) AND
|
---|
| 642 | (grp2prt[i][1] EQ (michan + 1))) {
|
---|
| 643 |
|
---|
| 644 | asgvce(i, miport, michan, mdb1, nvel);
|
---|
| 645 | ne_bgn(i, mdb1, nvel);
|
---|
| 646 | }
|
---|
| 647 | }
|
---|
| 648 |
|
---|
| 649 | break;
|
---|
| 650 | }
|
---|
| 651 | /* |
---|
| 652 |
|
---|
| 653 | */
|
---|
| 654 | case 8: /* note off */
|
---|
| 655 |
|
---|
| 656 | t1 = (miport << 11) + (michan << 7) + mdb1;
|
---|
| 657 | trgtab[t1] &= ~M_KSTATE;
|
---|
| 658 |
|
---|
| 659 | if (0 EQ trgtab[t1]) {
|
---|
| 660 |
|
---|
| 661 | for (i = 0; i < 12; i++) {
|
---|
| 662 |
|
---|
| 663 | if (vce2trg[i] EQ t1) {
|
---|
| 664 |
|
---|
| 665 | vce2trg[i] = -1;
|
---|
| 666 | procpfl(t1);
|
---|
| 667 | }
|
---|
| 668 |
|
---|
| 669 | if ((grp2prt[i][0] EQ (miport + 1)) AND
|
---|
| 670 | (grp2prt[i][1] EQ (michan + 1)))
|
---|
| 671 | ne_end(t1, i);
|
---|
| 672 | }
|
---|
| 673 |
|
---|
| 674 | stmproc(0x8000 | t1); /* process as a patch stimulus */
|
---|
| 675 | }
|
---|
| 676 |
|
---|
| 677 | break;
|
---|
| 678 |
|
---|
| 679 | case 10: /* poly pressure */
|
---|
| 680 |
|
---|
| 681 | t1 = (miport << 11) + (michan << 7) + mdb1;
|
---|
| 682 | t2 = SM_SCALE(mdb2);
|
---|
| 683 | prstab[t1] = t2;
|
---|
| 684 |
|
---|
| 685 | for (i = 0; i < 12; i++)
|
---|
| 686 | if ((grp2prt[i][0] EQ (miport + 1)) AND
|
---|
| 687 | (grp2prt[i][1] EQ (michan + 1)))
|
---|
| 688 | newpps(t1, i, SM_KPRS, t2);
|
---|
| 689 |
|
---|
| 690 | break;
|
---|
| 691 | /* |
---|
| 692 |
|
---|
| 693 | */
|
---|
| 694 | case 11: /* control change */
|
---|
| 695 |
|
---|
| 696 | mctlval[(miport << 11) + (michan << 7) + mdb1] = mdb2;
|
---|
| 697 |
|
---|
| 698 | if (mdb1 EQ MIDISUS) {
|
---|
| 699 |
|
---|
| 700 | /* sustain changed */
|
---|
| 701 |
|
---|
| 702 | t1 = (miport << 11) | (michan << 7);
|
---|
| 703 | t2 = t1 + 128;
|
---|
| 704 |
|
---|
| 705 | if (mdb2 GT MSW_ON) { /* switch on */
|
---|
| 706 |
|
---|
| 707 | mpsust[(miport << 4) + michan] = M_CHNSUS;
|
---|
| 708 |
|
---|
| 709 | for (i = t1; i < t2; i++)
|
---|
| 710 | if (trgtab[i])
|
---|
| 711 | trgtab[i] |= M_CHNSUS;
|
---|
| 712 |
|
---|
| 713 | } else if (mdb2 LT MSW_OFF) { /* switch off */
|
---|
| 714 |
|
---|
| 715 | mpsust[(miport << 4) + michan] = 0;
|
---|
| 716 |
|
---|
| 717 | for (i = t1; i < t2; i++) {
|
---|
| 718 |
|
---|
| 719 | if (trgtab[i]) {
|
---|
| 720 |
|
---|
| 721 | trgtab[i] &= ~M_CHNSUS;
|
---|
| 722 |
|
---|
| 723 | if (0 EQ trgtab[i]) {
|
---|
| 724 |
|
---|
| 725 | for (t1 = 0; t1 < 12; t1++) {
|
---|
| 726 |
|
---|
| 727 | if (vce2trg[t1] EQ i) {
|
---|
| 728 |
|
---|
| 729 | vce2trg[t1] = -1;
|
---|
| 730 | procpfl(i);
|
---|
| 731 | }
|
---|
| 732 |
|
---|
| 733 | if ((grp2prt[t1][0] EQ (miport + 1)) AND
|
---|
| 734 | (grp2prt[t1][1] EQ (michan + 1)))
|
---|
| 735 | ne_end(i, t1);
|
---|
| 736 | }
|
---|
| 737 | }
|
---|
| 738 | }
|
---|
| 739 | }
|
---|
| 740 | }
|
---|
| 741 | /* |
---|
| 742 |
|
---|
| 743 | */
|
---|
| 744 | } else if (mdb1 EQ MIDIHLD) {
|
---|
| 745 |
|
---|
| 746 | /* hold changed */
|
---|
| 747 |
|
---|
| 748 | t1 = (miport << 11) | (michan << 7);
|
---|
| 749 | t2 = t1 + 128;
|
---|
| 750 |
|
---|
| 751 | if (mdb2 GT MSW_ON) { /* switch on */
|
---|
| 752 |
|
---|
| 753 | for (i = t1; i < t2; i++)
|
---|
| 754 | if (trgtab[i] & M_KSTATE) {
|
---|
| 755 |
|
---|
| 756 | for (t1 = 0; t1 < 12; t1++)
|
---|
| 757 | if ((vce2trg[t1] & ~(MKEYHELD << 8)) EQ i)
|
---|
| 758 | vce2trg[t1] |= (M_CHNHLD << 8);
|
---|
| 759 | }
|
---|
| 760 |
|
---|
| 761 | } else if (mdb2 LT MSW_OFF) { /* switch off */
|
---|
| 762 |
|
---|
| 763 | for (i = 0; i <12; i++) {
|
---|
| 764 |
|
---|
| 765 | if (vce2trg[i] NE -1) {
|
---|
| 766 |
|
---|
| 767 | vce2trg[i] &= ~(M_CHNHLD << 8);
|
---|
| 768 |
|
---|
| 769 | if (0 EQ (vce2trg[i] & (MKEYHELD << 8))) {
|
---|
| 770 |
|
---|
| 771 | t1 = vce2trg[i];
|
---|
| 772 |
|
---|
| 773 | if (0 EQ trgtab[t1]) {
|
---|
| 774 |
|
---|
| 775 | vce2trg[i] = -1;
|
---|
| 776 | procpfl(t1);
|
---|
| 777 | }
|
---|
| 778 | }
|
---|
| 779 | }
|
---|
| 780 | }
|
---|
| 781 | }
|
---|
| 782 | /* |
---|
| 783 |
|
---|
| 784 | */
|
---|
| 785 | } else { /* other controllers */
|
---|
| 786 |
|
---|
| 787 | t1 = (miport << 11) | (michan << 7) | mdb1;
|
---|
| 788 | t2 = SM_SCALE(mdb2);
|
---|
| 789 | mctlval[t1] = t2;
|
---|
| 790 |
|
---|
[7258c6a] | 791 | for (j = 0; j < 4; j++) {
|
---|
[f40a309] | 792 |
|
---|
| 793 | if ((mctlnum[j] & 0x00FF) EQ mdb1) {
|
---|
| 794 |
|
---|
| 795 | i = ctl2src[j];
|
---|
| 796 |
|
---|
| 797 | for (t1 = 0; t1 < 12; t1++) {
|
---|
| 798 |
|
---|
| 799 | if ((mctlnum[j] & CTAG1) OR
|
---|
| 800 | ((grp2prt[t1][0] EQ (miport + 1)) AND
|
---|
| 801 | (grp2prt[t1][1] EQ (michan + 1)))) {
|
---|
| 802 |
|
---|
| 803 | if (newsv(t1, i, t2)) {
|
---|
| 804 |
|
---|
| 805 | if (recsw AND grpstat[t1] AND
|
---|
| 806 | (2 EQ (ancmsw ? varmode[src2var[i]][t1] : grpmode[t1]))) {
|
---|
| 807 |
|
---|
| 808 | if (E_NULL NE (ep = e_alc(E_SIZE2))) {
|
---|
| 809 |
|
---|
| 810 | ep->e_time = t_cur;
|
---|
| 811 | ep->e_type = EV_ANVL;
|
---|
| 812 | ep->e_data1 = (src2var[i] << 4) | t1;
|
---|
| 813 | ep->e_dn = (struct s_entry *)((int32_t)t2 << 16);
|
---|
| 814 | p_cur = e_ins(ep, ep_adj(p_cur, 0, t_cur))->e_fwd;
|
---|
| 815 | ctrsw = TRUE;
|
---|
| 816 | se_disp(ep, D_FWD, gdstbc, 1);
|
---|
| 817 | ctrsw = FALSE;
|
---|
| 818 | }
|
---|
| 819 |
|
---|
| 820 | } else if ((angroup - 1) EQ t1) {
|
---|
| 821 |
|
---|
| 822 | dsanval(src2var[i]);
|
---|
| 823 | }
|
---|
| 824 | }
|
---|
| 825 | }
|
---|
| 826 | }
|
---|
| 827 | }
|
---|
| 828 | }
|
---|
| 829 | }
|
---|
| 830 |
|
---|
| 831 | break;
|
---|
| 832 | /* |
---|
[7258c6a] | 833 |
|
---|
[f40a309] | 834 | */
|
---|
| 835 | case 14: /* pitch bend */
|
---|
| 836 |
|
---|
| 837 | t1 = (miport << 4) | michan;
|
---|
| 838 | t2 = ((mdb2 << 9) | (mdb1 << 2)) ^ 0x8000;
|
---|
| 839 | mpbend[t1] = t2;
|
---|
| 840 |
|
---|
| 841 | for (i = 0; i < 12; i++) {
|
---|
| 842 |
|
---|
| 843 | if ((grp2prt[i][0] EQ (miport + 1)) AND
|
---|
| 844 | (grp2prt[i][1] EQ (michan + 1))) {
|
---|
| 845 |
|
---|
| 846 | if (newsv(i, SM_HTPW, t2)) {
|
---|
| 847 |
|
---|
| 848 | if (recsw AND grpstat[i] AND
|
---|
| 849 | (2 EQ (ancmsw ? varmode[0][i] : grpmode[i]))) {
|
---|
| 850 |
|
---|
| 851 | if (E_NULL NE (ep = e_alc(E_SIZE2))) {
|
---|
| 852 |
|
---|
| 853 | ep->e_time = t_cur;
|
---|
| 854 | ep->e_type = EV_ANVL;
|
---|
| 855 | ep->e_data1 = i;
|
---|
| 856 | ep->e_dn = (struct s_entry *)((int32_t)t2 << 16);
|
---|
| 857 | p_cur = e_ins(ep, ep_adj(p_cur, 0, t_cur))->e_fwd;
|
---|
| 858 | ctrsw = TRUE;
|
---|
| 859 | se_disp(ep, D_FWD, gdstbc, 1);
|
---|
| 860 | ctrsw = FALSE;
|
---|
| 861 | }
|
---|
| 862 |
|
---|
| 863 | } else if ((angroup - 1) EQ i) {
|
---|
| 864 |
|
---|
| 865 | dsanval(0);
|
---|
| 866 | }
|
---|
| 867 | }
|
---|
| 868 | }
|
---|
| 869 | }
|
---|
| 870 |
|
---|
[9519422] | 871 | break;
|
---|
[f40a309] | 872 | /* |
---|
| 873 |
|
---|
| 874 | */
|
---|
| 875 | case 15: /* common */
|
---|
| 876 |
|
---|
| 877 | if (michan EQ 2) { /* song position */
|
---|
| 878 |
|
---|
| 879 | if ((clkctl EQ CK_MIDI) AND
|
---|
| 880 | (NOT midigo)) {
|
---|
| 881 |
|
---|
| 882 | where = 12 * ((mdb1 << 7) | mdb2);
|
---|
| 883 |
|
---|
| 884 | if (fc_val NE where)
|
---|
| 885 | sc_goto(fc_val = where);
|
---|
| 886 | }
|
---|
| 887 |
|
---|
| 888 | break;
|
---|
| 889 |
|
---|
| 890 | } else { /* bad running status */
|
---|
| 891 |
|
---|
| 892 | msmstv[miport] = 0;
|
---|
| 893 | mrstat[miport] = 0;
|
---|
| 894 | break;
|
---|
[6262b5c] | 895 | }
|
---|
| 896 |
|
---|
| 897 | default: /* error -- bad status */
|
---|
| 898 |
|
---|
| 899 | msmstv[miport] = 0;
|
---|
| 900 | mrstat[miport] = 0;
|
---|
| 901 | break;
|
---|
| 902 |
|
---|
| 903 | } /* end switch (on status) */
|
---|
| 904 |
|
---|
| 905 | } /* end if (status) */
|
---|
| 906 |
|
---|
| 907 | continue;
|
---|
| 908 |
|
---|
| 909 | default: /* error -- bad state */
|
---|
| 910 |
|
---|
| 911 | msmstv[miport] = 0;
|
---|
| 912 | mrstat[miport] = 0;
|
---|
| 913 | break;
|
---|
| 914 |
|
---|
| 915 | } /* end switch (on state) */
|
---|
| 916 | } /* end while (data available) */
|
---|
| 917 | } /* end for (each port) */
|
---|
| 918 | }
|
---|
| 919 |
|
---|