1 | /*
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2 | =============================================================================
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3 | etloc.c -- location field handlers
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4 | Version 11 -- 1988-07-13 -- D.N. Lynx Crowe
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5 | =============================================================================
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6 | */
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7 |
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8 | #include "stddefs.h"
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9 | #include "fields.h"
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10 | #include "hwdefs.h"
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11 | #include "fpu.h"
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12 | #include "graphdef.h"
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13 | #include "vsdd.h"
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14 | #include "vsddsw.h"
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15 | #include "score.h"
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16 | #include "scfns.h"
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17 |
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18 | #include "midas.h"
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19 | #include "scdsp.h"
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20 | #include "instdsp.h"
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21 |
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22 | extern short setsr();
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23 |
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24 | extern unsigned *obj8;
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25 |
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26 | extern unsigned curintp;
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27 |
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28 | extern short ctrsw;
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29 | extern short timemlt;
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30 | extern short recsw;
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31 | extern short stccol;
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32 |
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33 | extern short grploc[];
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34 | extern short grpmode[];
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35 | extern short grpstat[];
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36 | extern short loctab[];
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37 | extern short vce2grp[];
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38 |
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39 | extern unsigned expbit[];
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40 |
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41 | extern struct gdsel *gdstbc[];
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42 |
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43 | extern struct instdef vbufs[];
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44 |
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45 | /* |
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46 |
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47 | */
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48 |
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49 | /*
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50 | =============================================================================
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51 | et_loc() -- load edit buffer
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52 | =============================================================================
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53 | */
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54 |
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55 | short
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56 | et_loc(n)
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57 | short n;
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58 | {
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59 | ebuf[0] =grploc[n] + 1 + '0';
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60 | ebuf[1] = '\0';
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61 | ebflag = TRUE;
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62 | return(SUCCESS);
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63 | }
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64 |
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65 | /* |
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66 |
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67 | */
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68 |
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69 | /*
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70 | =============================================================================
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71 | setloc() -- set location
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72 | =============================================================================
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73 | */
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74 |
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75 | setloc(grp, loc)
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76 | short grp, loc;
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77 | {
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78 | register short g, i, val;
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79 | register long ltmp;
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80 | register unsigned *fpu;
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81 | register struct idfnhdr *fp;
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82 | unsigned fpmant, fpexp;
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83 | short oldsr;
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84 | short nop;
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85 |
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86 | grploc[grp] = loc;
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87 | val = (loctab[loc] << 1) ^ 0x8000;
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88 | g = grp + 1;
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89 |
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90 | fpmant = (((long)curintp & 0x0000FFF0L) *
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91 | ((long)timemlt & 0x0000FFFFL)) >> 15;
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92 |
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93 | fpexp = expbit[curintp & 0x000F];
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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 | for (i = 0; i < 12; i++)
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99 | if (g EQ vce2grp[i]) {
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100 |
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101 | fp = &vbufs[i].idhfnc[4];
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102 | fpu = io_fpu + FPU_OFNC + (i << 8) + 0x0040;
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103 |
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104 | oldsr = setsr(0x2200);
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105 |
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106 | /* ++++++++++++++++++++++++++++ FPU interrupts disabled +++++++++++++++++++++ */
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107 |
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108 | fp->idftmd ^= I_NVBITS;
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109 |
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110 | *(fpu + (long)FPU_TMNT) = fpmant;
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111 | ++nop; ++nop; ++nop;
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112 | *(fpu + (long)FPU_TEXP) = fpexp;
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113 | ++nop; ++nop; ++nop;
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114 |
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115 | if (fp->idftmd & I_VNSUBN)
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116 | *(fpu + (long)FPU_TNV1) = val;
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117 | else
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118 | *(fpu + (long)FPU_TNV0) = val;
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119 |
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120 | ++nop; ++nop; ++nop;
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121 |
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122 | *(fpu + (long)FPU_TCTL) =
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123 | (fp->idftmd & (I_NRATIO | I_NVBITS)) | 0x0001;
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124 |
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125 | setsr(oldsr);
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126 |
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127 | /* ++++++++++++++++++++++++++++ Interrupts restored +++++++++++++++++++++++++ */
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128 |
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129 | }
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130 | }
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131 |
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132 | /* |
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133 |
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134 | */
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135 |
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136 | /*
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137 | =============================================================================
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138 | ef_loc() -- parse edit buffer
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139 | =============================================================================
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140 | */
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141 |
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142 | short
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143 | ef_loc(n)
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144 | short n;
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145 | {
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146 | register short ival;
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147 | register struct s_entry *ep;
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148 |
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149 | ebuf[1] = '\0';
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150 | ival = ebuf[0] - '0';
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151 | ebflag = FALSE;
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152 |
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153 | if (ival EQ 0)
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154 | return(FAILURE);
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155 |
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156 | --ival;
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157 |
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158 | setloc(n, ival);
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159 |
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160 | if (recsw AND grpstat[n] AND (2 EQ grpmode[n])) {
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161 |
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162 | if (E_NULL NE (ep = findev(p_cur, t_cur, EV_LOCN, n, -1))) {
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163 |
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164 | ep->e_data2 = ival;
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165 |
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166 | } else if (E_NULL NE (ep = e_alc(E_SIZE2))) {
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167 |
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168 | ep->e_type = EV_LOCN;
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169 | ep->e_data1 = n;
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170 | ep->e_data2 = ival;
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171 | ep->e_time = t_cur;
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172 | p_cur = e_ins(ep, ep_adj(p_cur, 0, t_cur))->e_fwd;
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173 | eh_ins(ep, EH_LOCN);
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174 | ctrsw = TRUE;
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175 | se_disp(ep, D_FWD, gdstbc, 1);
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176 | scupd();
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177 | }
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178 | }
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179 |
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180 | return(SUCCESS);
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181 | }
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182 |
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183 | /* |
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184 |
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185 | */
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186 |
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187 | /*
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188 | =============================================================================
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189 | rd_loc() -- (re)display the field
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190 | =============================================================================
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191 | */
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192 |
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193 | short
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194 | rd_loc(n)
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195 | short n;
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196 | {
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197 | if (v_regs[5] & 0x0180)
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198 | vbank(0);
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199 |
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200 | vputc(obj8, 4, 8+(n*5), (grploc[n] + 1 + '0'), SDW11ATR);
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201 |
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202 | return(SUCCESS);
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203 | }
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204 |
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205 | /*
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206 | =============================================================================
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207 | ds_loc() -- display all location to group assignments
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208 | =============================================================================
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209 | */
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210 |
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211 | ds_loc()
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212 | {
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213 | register short i;
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214 |
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215 | for (i = 0; i < 12; i++)
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216 | rd_loc(i);
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217 | }
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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 |
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223 | /*
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224 | =============================================================================
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225 | nd_loc() -- data entry function
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226 | =============================================================================
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227 | */
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228 |
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229 | short
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230 | nd_loc(n, k)
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231 | register short n, k;
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232 | {
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233 | ebuf[0] = k + '0';
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234 |
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235 | if (v_regs[5] & 0x0180)
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236 | vbank(0);
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237 |
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238 | vputc(obj8, 4, stccol, k + '0', SDW11DEA);
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239 | advscur();
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240 |
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241 | return(SUCCESS);
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242 | }
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