65 |
LEAVE; |
LEAVE; |
66 |
} |
} |
67 |
|
|
68 |
|
byte Debug6502(M6502 *R) { |
69 |
|
dump_R; |
70 |
|
return 1; // continue emulation |
71 |
|
} |
72 |
|
|
73 |
/** Rd6502()/Wr6502/Op6502() *********************************/ |
/** Rd6502()/Wr6502/Op6502() *********************************/ |
74 |
/** These functions are called when access to RAM occurs. **/ |
/** These functions are called when access to RAM occurs. **/ |
75 |
/** They allow to control memory access. Op6502 is the same **/ |
/** They allow to control memory access. Op6502 is the same **/ |
161 |
return 0; |
return 0; |
162 |
} |
} |
163 |
|
|
164 |
|
void run_forever(void) { |
165 |
|
printf("entered run_forever\n"); |
166 |
|
|
167 |
|
R = malloc(sizeof(M6502)); |
168 |
|
if (!R) { |
169 |
|
printf("can't alloc %d bytes for M6502", sizeof(M6502)); |
170 |
|
exit(1); |
171 |
|
} |
172 |
|
|
173 |
|
printf("reset CPU\n"); |
174 |
|
Reset6502(R); |
175 |
|
|
176 |
|
printf("call Arch::init\n"); |
177 |
|
dSP; |
178 |
|
PUSHMARK(SP); |
179 |
|
call_pv("Arch::init", G_DISCARD | G_NOARGS ); |
180 |
|
FREETMPS; |
181 |
|
LEAVE; |
182 |
|
|
183 |
|
int cycles = 1; |
184 |
|
while ( cycles ) { |
185 |
|
dSP; |
186 |
|
PUSHMARK(SP); |
187 |
|
call_pv("Arch::cli", G_DISCARD | G_NOARGS ); |
188 |
|
pull_R(R); |
189 |
|
FREETMPS; |
190 |
|
LEAVE; |
191 |
|
cycles = SvIV( get_sv("M6502::run_for", FALSE) ); |
192 |
|
if ( cycles > 0 ) { |
193 |
|
printf("run CPU for %d cycles\n", cycles); |
194 |
|
dump_R; |
195 |
|
//Run6502(R); |
196 |
|
Exec6502(R, cycles); |
197 |
|
dump_R; |
198 |
|
push_R(R); |
199 |
|
printf("end of %d cycles CPU run\n", cycles); |
200 |
|
} else { |
201 |
|
printf("no cpu cycles set for run\n"); |
202 |
|
cycles = 1; // never exit, prevents segfault |
203 |
|
} |
204 |
|
} |
205 |
|
free(R); |
206 |
|
} |
207 |
|
|
208 |
/** |
/** |
209 |
* main code |
* main code |
210 |
* |
* |
223 |
printf("Failed to execute\n"); |
printf("Failed to execute\n"); |
224 |
return 0; |
return 0; |
225 |
} else { |
} else { |
226 |
R = malloc(sizeof(M6502)); |
run_forever(); |
|
if (!R) { |
|
|
printf("can't alloc %d bytes for M6502", sizeof(M6502)); |
|
|
exit(1); |
|
|
} |
|
|
|
|
|
printf("reset CPU\n"); |
|
|
Reset6502(R); |
|
|
|
|
|
printf("call Arch::init\n"); |
|
|
dSP; |
|
|
PUSHMARK(SP); |
|
|
call_pv("Arch::init", G_DISCARD | G_NOARGS ); |
|
|
FREETMPS; |
|
|
LEAVE; |
|
|
|
|
|
int cycles = 1; |
|
|
while ( cycles ) { |
|
|
dSP; |
|
|
PUSHMARK(SP); |
|
|
call_pv("Arch::cli", G_DISCARD | G_NOARGS ); |
|
|
pull_R(R); |
|
|
FREETMPS; |
|
|
LEAVE; |
|
|
cycles = SvIV( get_sv("M6502::run_for", FALSE) ); |
|
|
if ( cycles > 0 ) { |
|
|
printf("run CPU for %d cycles\n", cycles); |
|
|
dump_R; |
|
|
//Run6502(R); |
|
|
Exec6502(R, cycles); |
|
|
dump_R; |
|
|
push_R(R); |
|
|
printf("end of %d cycles CPU run\n", cycles); |
|
|
} else { |
|
|
printf("no cpu cycles set for run\n"); |
|
|
cycles = 1; // never exit, prevents segfault |
|
|
} |
|
|
} |
|
227 |
} |
} |
|
free(R); |
|
228 |
perl_destruct(my_perl); |
perl_destruct(my_perl); |
229 |
perl_free(my_perl); |
perl_free(my_perl); |
230 |
return 0; |
return 0; |