2 * Simulator of microcontrollers (uc51cl.h)
4 * Copyright (C) 1999,99 Drotos Daniel, Talker Bt.
6 * To contact author send email to drdani@mazsola.iit.uni-miskolc.hu
10 /* This file is part of microcontroller simulator: ucsim.
12 UCSIM is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2 of the License, or
15 (at your option) any later version.
17 UCSIM is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with UCSIM; see the file COPYING. If not, write to the Free
24 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
44 class t_uc51: public cl_uc
51 // Data for breakpoint handling
52 struct event_rec event_at;
54 FILE *serial_in; // Serial line input
55 FILE *serial_out; // Serial line output
57 class cl_mem *sfr, *iram;
60 struct termios saved_attributes_in; // Attributes of serial interface
61 struct termios saved_attributes_out;
63 // Help to detect external it requests (falling edge)
64 uchar prev_p1; // Prev state of P1
65 uchar prev_p3; // Prev state of P3
67 // Seral line simulation
68 uchar s_in; // Serial channel input reg
69 uchar s_out; // Serial channel output reg
70 bool s_sending; // Transmitter is working
71 bool s_receiving; // Receiver is working
72 int s_rec_bit; // Bit counter of receiver
73 int s_tr_bit; // Bit counter of transmitter
74 int s_rec_t1; // T1 overflows for receiving
75 int s_tr_t1; // T1 overflows for sending
76 int s_rec_tick; // Machine cycles for receiving
77 int s_tr_tick; // Machine cycles for sending
79 // Simulation of interrupt system
80 bool was_reti; // Instruction had an effect on IE
83 int result; // result of instruction execution
85 t_uc51(int Itype, int Itech,
88 virtual int init(void);
89 virtual char *id_string(void);
90 virtual void mk_hw_elements(void);
91 virtual class cl_mem *mk_mem(enum mem_class type);
93 void write_rom(uint addr, ulong data);
94 virtual int clock_per_cycle(void) { return(12); }
95 virtual struct dis_entry *dis_tbl(void);
96 virtual struct name_entry *sfr_tbl(void);
97 virtual struct name_entry *bit_tbl(void);
98 //virtual char *disass(uint addr, char *sep);
99 virtual char *disass(uint addr, char *sep);
100 virtual void print_disass(uint addr, class cl_console *con);
101 virtual void print_regs(class cl_console *con);
102 virtual void reset(void);
103 virtual void clear_sfr(void);
104 virtual void analyze(uint addr);
105 virtual void set_p_flag(void);
106 virtual void proc_write(uchar *addr);
107 virtual void proc_write_sp(uchar val);
108 virtual uchar *get_bit(uchar bitaddr);
109 virtual uchar *get_bit(uchar bitaddr, t_addr *ev_i, t_addr *ev_s);
110 virtual int it_priority(uchar ie_mask);
112 virtual int do_inst(int step);
115 virtual int do_hardware(int cycles);
116 virtual int do_interrupt(void);
117 virtual int accept_it(class it_level *il);
118 virtual int serial_bit_cnt(int mode);
119 virtual int do_serial(int cycles);
120 virtual void received(int c);
121 virtual int do_timers(int cycles);
122 virtual int do_timer0(int cycles);
123 virtual int t0_overflow(void);
124 virtual int do_timer1(int cycles);
125 virtual int do_wdt(int cycles);
126 virtual int idle_pd(void);
127 virtual int tick(int cycles);
128 virtual int check_events(void);
130 virtual uchar *get_direct(t_mem addr, t_addr *ev_i, t_addr *ev_s);
131 virtual uchar *get_indirect(uchar addr, int *res);
132 virtual uchar *get_reg(uchar regnum);
133 virtual uchar *get_reg(uchar regnum, t_addr *event);
134 virtual uchar get_bitidx(uchar bitaddr);
135 virtual uchar read(uchar *addr);
136 virtual void pre_inst(void);
137 virtual int exec_inst(void);
138 virtual void post_inst(void);
140 virtual int inst_unknown(uchar code);
141 virtual int inst_nop(uchar code); /* 00 */
142 virtual int inst_ajmp_addr(uchar code); /* [02468ace]1 */
143 virtual int inst_ljmp(uchar code); /* 02 */
144 virtual int inst_rr(uchar code); /* 03 */
145 virtual int inst_inc_a(uchar code); /* 04 */
146 virtual int inst_inc_addr(uchar code); /* 05 */
147 virtual int inst_inc_$ri(uchar code); /* 06,07 */
148 virtual int inst_inc_rn(uchar code); /* 08-0f */
149 virtual int inst_jbc_bit_addr(uchar code); /* 10 */
150 virtual int inst_acall_addr(uchar code); /* [13579bdf]1 */
151 virtual int inst_lcall(uchar code, uint addr); /* 12 */
152 virtual int inst_rrc(uchar code); /* 13 */
153 virtual int inst_dec_a(uchar code); /* 14 */
154 virtual int inst_dec_addr(uchar code); /* 15 */
155 virtual int inst_dec_$ri(uchar code); /* 16,17 */
156 virtual int inst_dec_rn(uchar code); /* 18-1f */
157 virtual int inst_jb_bit_addr(uchar code); /* 20 */
158 virtual int inst_ret(uchar code); /* 22 */
159 virtual int inst_rl(uchar code); /* 23 */
160 virtual int inst_add_a_$data(uchar code); /* 24 */
161 virtual int inst_add_a_addr(uchar code); /* 25 */
162 virtual int inst_add_a_$ri(uchar code); /* 26,27 */
163 virtual int inst_add_a_rn(uchar code); /* 28-2f */
164 virtual int inst_jnb_bit_addr(uchar code); /* 30 */
165 virtual int inst_reti(uchar code); /* 32 */
166 virtual int inst_rlc(uchar code); /* 33 */
167 virtual int inst_addc_a_$data(uchar code); /* 34 */
168 virtual int inst_addc_a_addr(uchar code); /* 35 */
169 virtual int inst_addc_a_$ri(uchar code); /* 36,37 */
170 virtual int inst_addc_a_rn(uchar code); /* 38-3f */
171 virtual int inst_jc_addr(uchar code); /* 40 */
172 virtual int inst_orl_addr_a(uchar code); /* 42 */
173 virtual int inst_orl_addr_$data(uchar code); /* 43 */
174 virtual int inst_orl_a_$data(uchar code); /* 44 */
175 virtual int inst_orl_a_addr(uchar code); /* 45 */
176 virtual int inst_orl_a_$ri(uchar code); /* 46,47 */
177 virtual int inst_orl_a_rn(uchar code); /* 48-4f */
178 virtual int inst_jnc_addr(uchar code); /* 50 */
179 virtual int inst_anl_addr_a(uchar code); /* 52 */
180 virtual int inst_anl_addr_$data(uchar code); /* 53 */
181 virtual int inst_anl_a_$data(uchar code); /* 54 */
182 virtual int inst_anl_a_addr(uchar code); /* 55 */
183 virtual int inst_anl_a_$ri(uchar code); /* 56,57 */
184 virtual int inst_anl_a_rn(uchar code); /* 58-5f */
185 virtual int inst_jz_addr(uchar code); /* 60 */
186 virtual int inst_xrl_addr_a(uchar code); /* 62 */
187 virtual int inst_xrl_addr_$data(uchar code); /* 63 */
188 virtual int inst_xrl_a_$data(uchar code); /* 64 */
189 virtual int inst_xrl_a_addr(uchar code); /* 65 */
190 virtual int inst_xrl_a_$ri(uchar code); /* 66,67 */
191 virtual int inst_xrl_a_rn(uchar code); /* 68-6f */
192 virtual int inst_jnz_addr(uchar code); /* 70 */
193 virtual int inst_orl_c_bit(uchar code); /* 72 */
194 virtual int inst_jmp_$a_dptr(uchar code); /* 73 */
195 virtual int inst_mov_a_$data(uchar code); /* 74 */
196 virtual int inst_mov_addr_$data(uchar code); /* 75 */
197 virtual int inst_mov_$ri_$data(uchar code); /* 76,77 */
198 virtual int inst_mov_rn_$data(uchar code); /* 78-7f */
199 virtual int inst_sjmp(uchar code); /* 80 */
200 virtual int inst_anl_c_bit(uchar code); /* 82 */
201 virtual int inst_movc_a_$a_pc(uchar code); /* 83 */
202 virtual int inst_div_ab(uchar code); /* 84 */
203 virtual int inst_mov_addr_addr(uchar code); /* 85 */
204 virtual int inst_mov_addr_$ri(uchar code); /* 86,87 */
205 virtual int inst_mov_addr_rn(uchar code); /* 88-8f */
206 virtual int inst_mov_dptr_$data(uchar code); /* 90 */
207 virtual int inst_mov_bit_c(uchar code); /* 92 */
208 virtual int inst_movc_a_$a_dptr(uchar code); /* 93 */
209 virtual int inst_subb_a_$data(uchar code); /* 94 */
210 virtual int inst_subb_a_addr(uchar code); /* 95 */
211 virtual int inst_subb_a_$ri(uchar code); /* 96,97 */
212 virtual int inst_subb_a_rn(uchar code); /* 98-9f */
213 virtual int inst_mov_c_bit(uchar code); /* a2 */
214 virtual int inst_inc_dptr(uchar code); /* a3 */
215 virtual int inst_mul_ab(uchar code); /* a4 */
216 virtual int inst_mov_$ri_addr(uchar code); /* a6,a7 */
217 virtual int inst_mov_rn_addr(uchar code); /* a8-af */
218 virtual int inst_anl_c_$bit(uchar code); /* b0 */
219 virtual int inst_cpl_bit(uchar code); /* b2 */
220 virtual int inst_cpl_c(uchar code); /* b3 */
221 virtual int inst_cjne_a_$data_addr(uchar code); /* b4 */
222 virtual int inst_cjne_a_addr_addr(uchar code); /* b5 */
223 virtual int inst_cjne_$ri_$data_addr(uchar code); /* b6,b7 */
224 virtual int inst_cjne_rn_$data_addr(uchar code); /* b8-bf */
225 virtual int inst_push(uchar code); /* c0 */
226 virtual int inst_clr_bit(uchar code); /* c2 */
227 virtual int inst_clr_c(uchar code); /* c3*/
228 virtual int inst_swap(uchar code); /* c4 */
229 virtual int inst_xch_a_addr(uchar code); /* c5 */
230 virtual int inst_xch_a_$ri(uchar code); /* c6,c7 */
231 virtual int inst_xch_a_rn(uchar code); /* c8-cf */
232 virtual int inst_pop(uchar code); /* d0 */
233 virtual int inst_setb_bit(uchar code); /* d2 */
234 virtual int inst_setb_c(uchar code); /* d3 */
235 virtual int inst_da_a(uchar code); /* d4 */
236 virtual int inst_djnz_addr_addr(uchar code); /* d5 */
237 virtual int inst_xchd_a_$ri(uchar code); /* d6,d7 */
238 virtual int inst_djnz_rn_addr(uchar code); /* d8-df */
239 virtual int inst_movx_a_$dptr(uchar code); /* e0 */
240 virtual int inst_movx_a_$ri(uchar code); /* e2,e3 */
241 virtual int inst_clr_a(uchar code); /* e4 */
242 virtual int inst_mov_a_addr(uchar code); /* e5 */
243 virtual int inst_mov_a_$ri(uchar code); /* e6,e7 */
244 virtual int inst_mov_a_rn(uchar code); /* e8-ef */
245 virtual int inst_movx_$dptr_a(uchar code); /* f0 */
246 virtual int inst_movx_$ri_a(uchar code); /* f2,f3 */
247 virtual int inst_cpl_a(uchar code); /* f4 */
248 virtual int inst_mov_addr_a(uchar code); /* f5 */
249 virtual int inst_mov_$ri_a(uchar code); /* f6,f7 */
250 virtual int inst_mov_rn_a(uchar code); /* f8-ff */
256 /* End of s51.src/uc51cl.h */