Mercurial > hg > Members > kono > os9 > sbc09
annotate os9/level2/cmds/cat.asm @ 169:c9dc1be48de4
fix
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Thu, 11 Apr 2019 14:09:32 +0900 |
parents | 5aeff8abca9c |
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rev | line source |
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1 *******************************************************************2 |
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2 * sbc09 emulator * * $Id$ * * Edt/Rev YYYY/MM/DD Modified by |
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3 * Comment |
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4 * ------------------------------------------------------------------ |
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5 * 1 2018/08/20 S. Kono * on os9 lv2 |
86 | 6 |
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7 nam Cat |
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8 ttl echo test |
86 | 9 |
10 ifp1 | |
11 use defsfile | |
12 endc | |
13 | |
14 * Module header definitions | |
15 tylg set Prgrm+Objct | |
16 atrv set ReEnt+rev | |
17 rev set $00 | |
18 edition set 1 | |
19 | |
20 mod eom,name,tylg,atrv,start,size | |
21 | |
22 org 0 | |
169 | 23 ientry rmb $80 |
86 | 24 filepath rmb 2 |
25 parmptr rmb 2 | |
26 stdin rmb 1 | |
27 chksum rmb 1 | |
28 bcount rmb 1 | |
29 adr rmb 2 | |
91 | 30 work rmb 2 |
86 | 31 readbuff rmb $100 |
32 org $400 | |
33 size equ . | |
34 | |
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35 name fcs /Cat/ |
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36 fcb edition |
86 | 37 |
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38 start clr <stdin |
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39 stx <parmptr save parameter pointer |
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40 stu <work save parameter pointer |
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41 bsr catloop |
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42 lbsr noecho |
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43 bsr catloop |
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44 lbsr setecho |
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45 bsr catloop |
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46 ldb #10 |
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47 ldx <work |
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48 leax readbuff |
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49 bsr getline |
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50 clrb |
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51 os9 F$Exit |
86 | 52 |
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53 catloop bsr getchar |
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54 bsr putchar |
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55 cmpb #C$CR |
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56 bne catloop |
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57 bra putcr |
86 | 58 |
59 putchar * Output one character in B register. | |
60 PSHS X,Y | |
61 BRA OUTCH1 | |
62 getchar * Input one character into B register. | |
63 PSHS A,B,X,Y | |
64 GETCH0 | |
65 LDA #0 | |
66 LEAX 1,S | |
67 LDY #1 | |
68 OS9 I$Read | |
69 BCS GETCH0 | |
70 PULS A,B,X,Y,PC | |
71 putcr * Output a newline. | |
72 LDB #C$CR | |
73 bsr putchar | |
74 LDB #C$LF | |
75 PSHS X,Y | |
76 OUTCH1 PSHS A,B | |
77 LEAX 1,S | |
78 LDA #1 | |
79 LDY #1 | |
80 OS9 I$Write | |
81 PULS A,B,X,Y,PC | |
82 getpoll | |
83 PSHS X,Y,D | |
84 LDA #0 | |
85 LDB #SS.Ready | |
86 OS9 I$GetStt | |
87 CMPB #$F6 Not Ready | |
88 BNE RSENSE | |
89 CLRB | |
90 PULS X,Y,D,PC | |
91 RSENSE | |
92 ORCC #1 set carry to indicate ready | |
93 RNSENSE | |
94 PULS X,Y,D,PC | |
95 | |
96 getline * Input line at address in X, length in B. | |
97 PSHS A,B,X,Y | |
98 GETLN0 | |
99 CLRA | |
100 TFR D,Y | |
101 LDA <stdin | |
102 OS9 I$ReadLn | |
103 BCS GETLN0 | |
87 | 104 LEAY -1,Y |
105 TFR Y,D | |
86 | 106 * LDA D,X |
107 * CMPA #C$CR | |
108 * BNE GETLN1 | |
109 * LEAY -1,Y | |
110 GETLN1 STY ,S | |
111 PULS A,B,X,Y,PC | |
112 putline * Output string at address in X, length in B. | |
113 PSHS A,B,X,Y | |
114 CLRA | |
115 TFR D,Y | |
116 LDA <stdin | |
117 OS9 I$WritLn | |
118 PULS A,B,X,Y,PC | |
119 | |
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120 setecho lda #1 |
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121 bra sss |
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122 noecho clra |
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123 sss pshs a |
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124 sta ,s |
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125 LDA <stdin |
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126 ldb #SS.Opt |
91 | 127 LDX <work |
128 leax readbuff,X | |
129 OS9 I$GetStt | |
130 bcs err2 | |
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131 LDA ,s |
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132 STA PD.EKO-PD.OPT,X |
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133 setopts |
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134 ldb #SS.Opt |
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135 lda <stdin |
91 | 136 OS9 I$SetStt |
137 err2 | |
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138 puls a,pc |
91 | 139 |
86 | 140 delay PSHS D,X * address **$21** |
141 * On input the D register contains the number of timer | |
142 * ticks to wait. Each timer tick is 20ms | |
143 TFR D,X | |
144 OS9 F$Sleep | |
145 PULS D,X,PC | |
146 | |
147 | |
148 | |
149 emod | |
150 eom equ * | |
151 end |