* Simulator of microcontrollers (uc390.cc)
*
* Copyright (C) 1999,99 Drotos Daniel, Talker Bt.
- *
+ *
* To contact author send email to drdani@mazsola.iit.uni-miskolc.hu
*
* uc390.cc - module created by Karl Bongers 2001, karl@turbobit.com
02111-1307, USA. */
/*@1@*/
+// Bernhard's ToDo list:
+
+// - implement math accelerator
+// - consider ACON bits
+// - buy some memory to run s51 with 2*4 Meg ROM/XRAM
+
+// strcpy (mem(MEM_ROM) ->addr_format, "0x%06x");
+// strcpy (mem(MEM_XRAM)->addr_format, "0x%06x");
+
#include "ddconfig.h"
#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include "i_string.h"
+#include "glob.h"
#include "uc390cl.h"
#include "regs51.h"
+#include "uc390hwcl.h"
+#include "uc52cl.h"
+#include "regs51.h"
+#include "timer2cl.h"
+
+/*
+ * Names of instructions
+ */
+
+struct dis_entry disass_390f[] = {
+ { 0x00, 0xff, ' ', 1, "NOP"},
+ { 0x01, 0xff, 'A', 3, "AJMP %A"},
+ { 0x02, 0xff, 'L', 4, "LJMP %l"},
+ { 0x03, 0xff, ' ', 1, "RR A"},
+ { 0x04, 0xff, ' ', 1, "INC A"},
+ { 0x05, 0xff, ' ', 2, "INC %a"},
+ { 0x06, 0xff, ' ', 1, "INC @R0"},
+ { 0x07, 0xff, ' ', 1, "INC @R1"},
+ { 0x08, 0xff, ' ', 1, "INC R0"},
+ { 0x09, 0xff, ' ', 1, "INC R1"},
+ { 0x0a, 0xff, ' ', 1, "INC R2"},
+ { 0x0b, 0xff, ' ', 1, "INC R3"},
+ { 0x0c, 0xff, ' ', 1, "INC R4"},
+ { 0x0d, 0xff, ' ', 1, "INC R5"},
+ { 0x0e, 0xff, ' ', 1, "INC R6"},
+ { 0x0f, 0xff, ' ', 1, "INC R7"},
+ { 0x10, 0xff, 'R', 3, "JBC %b,%R"},
+ { 0x11, 0xff, 'a', 3, "ACALL %A"},
+ { 0x12, 0xff, 'l', 4, "LCALL %l"},
+ { 0x13, 0xff, ' ', 1, "RRC A"},
+ { 0x14, 0xff, ' ', 1, "DEC A"},
+ { 0x15, 0xff, ' ', 2, "DEC %a"},
+ { 0x16, 0xff, ' ', 1, "DEC @R0"},
+ { 0x17, 0xff, ' ', 1, "DEC @R1"},
+ { 0x18, 0xff, ' ', 1, "DEC R0"},
+ { 0x19, 0xff, ' ', 1, "DEC R1"},
+ { 0x1a, 0xff, ' ', 1, "DEC R2"},
+ { 0x1b, 0xff, ' ', 1, "DEC R3"},
+ { 0x1c, 0xff, ' ', 1, "DEC R4"},
+ { 0x1d, 0xff, ' ', 1, "DEC R5"},
+ { 0x1e, 0xff, ' ', 1, "DEC R6"},
+ { 0x1f, 0xff, ' ', 1, "DEC R7"},
+ { 0x20, 0xff, 'R', 3, "JB %b,%R"},
+ { 0x21, 0xff, 'A', 3, "AJMP %A"},
+ { 0x22, 0xff, '_', 1, "RET"},
+ { 0x23, 0xff, ' ', 1, "RL A"},
+ { 0x24, 0xff, ' ', 2, "ADD A,#%d"},
+ { 0x25, 0xff, ' ', 2, "ADD A,%a"},
+ { 0x26, 0xff, ' ', 1, "ADD A,@R0"},
+ { 0x27, 0xff, ' ', 1, "ADD A,@R1"},
+ { 0x28, 0xff, ' ', 1, "ADD A,R0"},
+ { 0x29, 0xff, ' ', 1, "ADD A,R1"},
+ { 0x2a, 0xff, ' ', 1, "ADD A,R2"},
+ { 0x2b, 0xff, ' ', 1, "ADD A,R3"},
+ { 0x2c, 0xff, ' ', 1, "ADD A,R4"},
+ { 0x2d, 0xff, ' ', 1, "ADD A,R5"},
+ { 0x2e, 0xff, ' ', 1, "ADD A,R6"},
+ { 0x2f, 0xff, ' ', 1, "ADD A,R7"},
+ { 0x30, 0xff, 'R', 3, "JNB %b,%R"},
+ { 0x31, 0xff, 'a', 3, "ACALL %A"},
+ { 0x32, 0xff, '_', 1, "RETI"},
+ { 0x33, 0xff, ' ', 1, "RLC A"},
+ { 0x34, 0xff, ' ', 2, "ADDC A,#%d"},
+ { 0x35, 0xff, ' ', 2, "ADDC A,%a"},
+ { 0x36, 0xff, ' ', 1, "ADDC A,@R0"},
+ { 0x37, 0xff, ' ', 1, "ADDC A,@R1"},
+ { 0x38, 0xff, ' ', 1, "ADDC A,R0"},
+ { 0x39, 0xff, ' ', 1, "ADDC A,R1"},
+ { 0x3a, 0xff, ' ', 1, "ADDC A,R2"},
+ { 0x3b, 0xff, ' ', 1, "ADDC A,R3"},
+ { 0x3c, 0xff, ' ', 1, "ADDC A,R4"},
+ { 0x3d, 0xff, ' ', 1, "ADDC A,R5"},
+ { 0x3e, 0xff, ' ', 1, "ADDC A,R6"},
+ { 0x3f, 0xff, ' ', 1, "ADDC A,R7"},
+ { 0x40, 0xff, 'r', 2, "JC %r"},
+ { 0x41, 0xff, 'A', 3, "AJMP %A"},
+ { 0x42, 0xff, ' ', 2, "ORL %a,A"},
+ { 0x43, 0xff, ' ', 3, "ORL %a,#%D"},
+ { 0x44, 0xff, ' ', 2, "ORL A,#%d"},
+ { 0x45, 0xff, ' ', 2, "ORL A,%a"},
+ { 0x46, 0xff, ' ', 1, "ORL A,@R0"},
+ { 0x47, 0xff, ' ', 1, "ORL A,@R1"},
+ { 0x48, 0xff, ' ', 1, "ORL A,R0"},
+ { 0x49, 0xff, ' ', 1, "ORL A,R1"},
+ { 0x4a, 0xff, ' ', 1, "ORL A,R2"},
+ { 0x4b, 0xff, ' ', 1, "ORL A,R3"},
+ { 0x4c, 0xff, ' ', 1, "ORL A,R4"},
+ { 0x4d, 0xff, ' ', 1, "ORL A,R5"},
+ { 0x4e, 0xff, ' ', 1, "ORL A,R6"},
+ { 0x4f, 0xff, ' ', 1, "ORL A,R7"},
+ { 0x50, 0xff, 'r', 2, "JNC %r"},
+ { 0x51, 0xff, 'a', 3, "ACALL %A"},
+ { 0x52, 0xff, ' ', 2, "ANL %a,A"},
+ { 0x53, 0xff, ' ', 3, "ANL %a,#%D"},
+ { 0x54, 0xff, ' ', 2, "ANL A,#%d"},
+ { 0x55, 0xff, ' ', 2, "ANL A,%a"},
+ { 0x56, 0xff, ' ', 1, "ANL A,@R0"},
+ { 0x57, 0xff, ' ', 1, "ANL A,@R1"},
+ { 0x58, 0xff, ' ', 1, "ANL A,R0"},
+ { 0x59, 0xff, ' ', 1, "ANL A,R1"},
+ { 0x5a, 0xff, ' ', 1, "ANL A,R2"},
+ { 0x5b, 0xff, ' ', 1, "ANL A,R3"},
+ { 0x5c, 0xff, ' ', 1, "ANL A,R4"},
+ { 0x5d, 0xff, ' ', 1, "ANL A,R5"},
+ { 0x5e, 0xff, ' ', 1, "ANL A,R6"},
+ { 0x5f, 0xff, ' ', 1, "ANL A,R7"},
+ { 0x60, 0xff, 'r', 2, "JZ %r"},
+ { 0x61, 0xff, 'A', 3, "AJMP %A"},
+ { 0x62, 0xff, ' ', 2, "XRL %a,A"},
+ { 0x63, 0xff, ' ', 3, "XRL %a,#%D"},
+ { 0x64, 0xff, ' ', 2, "XRL A,#%d"},
+ { 0x65, 0xff, ' ', 2, "XRL A,%a"},
+ { 0x66, 0xff, ' ', 1, "XRL A,@R0"},
+ { 0x67, 0xff, ' ', 1, "XRL A,@R1"},
+ { 0x68, 0xff, ' ', 1, "XRL A,R0"},
+ { 0x69, 0xff, ' ', 1, "XRL A,R1"},
+ { 0x6a, 0xff, ' ', 1, "XRL A,R2"},
+ { 0x6b, 0xff, ' ', 1, "XRL A,R3"},
+ { 0x6c, 0xff, ' ', 1, "XRL A,R4"},
+ { 0x6d, 0xff, ' ', 1, "XRL A,R5"},
+ { 0x6e, 0xff, ' ', 1, "XRL A,R6"},
+ { 0x6f, 0xff, ' ', 1, "XRL A,R7"},
+ { 0x70, 0xff, 'r', 2, "JNZ %r"},
+ { 0x71, 0xff, 'a', 3, "ACALL %A"},
+ { 0x72, 0xff, ' ', 2, "ORL C,%b"},
+ { 0x73, 0xff, '_', 1, "JMP @A+DPTR"},
+ { 0x74, 0xff, ' ', 2, "MOV A,#%d"},
+ { 0x75, 0xff, ' ', 3, "MOV %a,#%D"},
+ { 0x76, 0xff, ' ', 2, "MOV @R0,#%d"},
+ { 0x77, 0xff, ' ', 2, "MOV @R1,#%d"},
+ { 0x78, 0xff, ' ', 2, "MOV R0,#%d"},
+ { 0x79, 0xff, ' ', 2, "MOV R1,#%d"},
+ { 0x7a, 0xff, ' ', 2, "MOV R2,#%d"},
+ { 0x7b, 0xff, ' ', 2, "MOV R3,#%d"},
+ { 0x7c, 0xff, ' ', 2, "MOV R4,#%d"},
+ { 0x7d, 0xff, ' ', 2, "MOV R5,#%d"},
+ { 0x7e, 0xff, ' ', 2, "MOV R6,#%d"},
+ { 0x7f, 0xff, ' ', 2, "MOV R7,#%d"},
+ { 0x80, 0xff, 's', 2, "SJMP %r"},
+ { 0x81, 0xff, 'A', 3, "AJMP %A"},
+ { 0x82, 0xff, ' ', 2, "ANL C,%b"},
+ { 0x83, 0xff, ' ', 1, "MOVC A,@A+PC"},
+ { 0x84, 0xff, ' ', 1, "DIV AB"},
+ { 0x85, 0xff, ' ', 3, "MOV %8,%a"},
+ { 0x86, 0xff, ' ', 2, "MOV %a,@R0"},
+ { 0x87, 0xff, ' ', 2, "MOV %a,@R1"},
+ { 0x88, 0xff, ' ', 2, "MOV %a,R0"},
+ { 0x89, 0xff, ' ', 2, "MOV %a,R1"},
+ { 0x8a, 0xff, ' ', 2, "MOV %a,R2"},
+ { 0x8b, 0xff, ' ', 2, "MOV %a,R3"},
+ { 0x8c, 0xff, ' ', 2, "MOV %a,R4"},
+ { 0x8d, 0xff, ' ', 2, "MOV %a,R5"},
+ { 0x8e, 0xff, ' ', 2, "MOV %a,R6"},
+ { 0x8f, 0xff, ' ', 2, "MOV %a,R7"},
+ { 0x90, 0xff, ' ', 4, "MOV DPTR,#%l"},
+ { 0x91, 0xff, 'a', 3, "ACALL %A"},
+ { 0x92, 0xff, ' ', 2, "MOV %b,C"},
+ { 0x93, 0xff, ' ', 1, "MOVC A,@A+DPTR"},
+ { 0x94, 0xff, ' ', 2, "SUBB A,#%d"},
+ { 0x95, 0xff, ' ', 2, "SUBB A,%a"},
+ { 0x96, 0xff, ' ', 1, "SUBB A,@R0"},
+ { 0x97, 0xff, ' ', 1, "SUBB A,@R1"},
+ { 0x98, 0xff, ' ', 1, "SUBB A,R0"},
+ { 0x99, 0xff, ' ', 1, "SUBB A,R1"},
+ { 0x9a, 0xff, ' ', 1, "SUBB A,R2"},
+ { 0x9b, 0xff, ' ', 1, "SUBB A,R3"},
+ { 0x9c, 0xff, ' ', 1, "SUBB A,R4"},
+ { 0x9d, 0xff, ' ', 1, "SUBB A,R5"},
+ { 0x9e, 0xff, ' ', 1, "SUBB A,R6"},
+ { 0x9f, 0xff, ' ', 1, "SUBB A,R7"},
+ { 0xa0, 0xff, ' ', 2, "ORL C,/%b"},
+ { 0xa1, 0xff, 'A', 3, "AJMP %A"},
+ { 0xa2, 0xff, ' ', 2, "MOV C,%b"},
+ { 0xa3, 0xff, ' ', 1, "INC DPTR"},
+ { 0xa4, 0xff, ' ', 1, "MUL AB"},
+ { 0xa5, 0xff, '_', 1, "-"},
+ { 0xa6, 0xff, ' ', 2, "MOV @R0,%a"},
+ { 0xa7, 0xff, ' ', 2, "MOV @R1,%a"},
+ { 0xa8, 0xff, ' ', 2, "MOV R0,%a"},
+ { 0xa9, 0xff, ' ', 2, "MOV R1,%a"},
+ { 0xaa, 0xff, ' ', 2, "MOV R2,%a"},
+ { 0xab, 0xff, ' ', 2, "MOV R3,%a"},
+ { 0xac, 0xff, ' ', 2, "MOV R4,%a"},
+ { 0xad, 0xff, ' ', 2, "MOV R5,%a"},
+ { 0xae, 0xff, ' ', 2, "MOV R6,%a"},
+ { 0xaf, 0xff, ' ', 2, "MOV R7,%a"},
+ { 0xb0, 0xff, ' ', 2, "ANL C,/%b"},
+ { 0xb1, 0xff, 'a', 3, "ACALL %A"},
+ { 0xb2, 0xff, ' ', 2, "CPL %b"},
+ { 0xb3, 0xff, ' ', 1, "CPL C"},
+ { 0xb4, 0xff, 'R', 3, "CJNE A,#%d,%R"},
+ { 0xb5, 0xff, 'R', 3, "CJNE A,%a,%R"},
+ { 0xb6, 0xff, 'R', 3, "CJNE @R0,#%d,%R"},
+ { 0xb7, 0xff, 'R', 3, "CJNE @R1,#%d,%R"},
+ { 0xb8, 0xff, 'R', 3, "CJNE R0,#%d,%R"},
+ { 0xb9, 0xff, 'R', 3, "CJNE R1,#%d,%R"},
+ { 0xba, 0xff, 'R', 3, "CJNE R2,#%d,%R"},
+ { 0xbb, 0xff, 'R', 3, "CJNE R3,#%d,%R"},
+ { 0xbc, 0xff, 'R', 3, "CJNE R4,#%d,%R"},
+ { 0xbd, 0xff, 'R', 3, "CJNE R5,#%d,%R"},
+ { 0xbe, 0xff, 'R', 3, "CJNE R6,#%d,%R"},
+ { 0xbf, 0xff, 'R', 3, "CJNE R7,#%d,%R"},
+ { 0xc0, 0xff, ' ', 2, "PUSH %a"},
+ { 0xc1, 0xff, 'A', 3, "AJMP %A"},
+ { 0xc2, 0xff, ' ', 2, "CLR %b"},
+ { 0xc3, 0xff, ' ', 1, "CLR C"},
+ { 0xc4, 0xff, ' ', 1, "SWAP A"},
+ { 0xc5, 0xff, ' ', 2, "XCH A,%a"},
+ { 0xc6, 0xff, ' ', 1, "XCH A,@R0"},
+ { 0xc7, 0xff, ' ', 1, "XCH A,@R1"},
+ { 0xc8, 0xff, ' ', 1, "XCH A,R0"},
+ { 0xc9, 0xff, ' ', 1, "XCH A,R1"},
+ { 0xca, 0xff, ' ', 1, "XCH A,R2"},
+ { 0xcb, 0xff, ' ', 1, "XCH A,R3"},
+ { 0xcc, 0xff, ' ', 1, "XCH A,R4"},
+ { 0xcd, 0xff, ' ', 1, "XCH A,R5"},
+ { 0xce, 0xff, ' ', 1, "XCH A,R6"},
+ { 0xcf, 0xff, ' ', 1, "XCH A,R7"},
+ { 0xd0, 0xff, ' ', 2, "POP %a"},
+ { 0xd1, 0xff, 'a', 3, "ACALL %A"},
+ { 0xd2, 0xff, ' ', 2, "SETB %b"},
+ { 0xd3, 0xff, ' ', 1, "SETB C"},
+ { 0xd4, 0xff, ' ', 1, "DA A"},
+ { 0xd5, 0xff, 'R', 3, "DJNZ %a,%R"},
+ { 0xd6, 0xff, ' ', 1, "XCHD A,@R0"},
+ { 0xd7, 0xff, ' ', 1, "XCHD A,@R1"},
+ { 0xd8, 0xff, 'r', 2, "DJNZ R0,%r"},
+ { 0xd9, 0xff, 'r', 2, "DJNZ R1,%r"},
+ { 0xda, 0xff, 'r', 2, "DJNZ R2,%r"},
+ { 0xdb, 0xff, 'r', 2, "DJNZ R3,%r"},
+ { 0xdc, 0xff, 'r', 2, "DJNZ R4,%r"},
+ { 0xdd, 0xff, 'r', 2, "DJNZ R5,%r"},
+ { 0xde, 0xff, 'r', 2, "DJNZ R6,%r"},
+ { 0xdf, 0xff, 'r', 2, "DJNZ R7,%r"},
+ { 0xe0, 0xff, ' ', 1, "MOVX A,@DPTR"},
+ { 0xe1, 0xff, 'A', 3, "AJMP %A"},
+ { 0xe2, 0xff, ' ', 1, "MOVX A,@R0"},
+ { 0xe3, 0xff, ' ', 1, "MOVX A,@R1"},
+ { 0xe4, 0xff, ' ', 1, "CLR A"},
+ { 0xe5, 0xff, ' ', 2, "MOV A,%a"},
+ { 0xe6, 0xff, ' ', 1, "MOV A,@R0"},
+ { 0xe7, 0xff, ' ', 1, "MOV A,@R1"},
+ { 0xe8, 0xff, ' ', 1, "MOV A,R0"},
+ { 0xe9, 0xff, ' ', 1, "MOV A,R1"},
+ { 0xea, 0xff, ' ', 1, "MOV A,R2"},
+ { 0xeb, 0xff, ' ', 1, "MOV A,R3"},
+ { 0xec, 0xff, ' ', 1, "MOV A,R4"},
+ { 0xed, 0xff, ' ', 1, "MOV A,R5"},
+ { 0xee, 0xff, ' ', 1, "MOV A,R6"},
+ { 0xef, 0xff, ' ', 1, "MOV A,R7"},
+ { 0xf0, 0xff, ' ', 1, "MOVX @DPTR,A"},
+ { 0xf1, 0xff, 'a', 3, "ACALL %A"},
+ { 0xf2, 0xff, ' ', 1, "MOVX @R0,A"},
+ { 0xf3, 0xff, ' ', 1, "MOVX @R1,A"},
+ { 0xf4, 0xff, ' ', 1, "CPL A"},
+ { 0xf5, 0xff, ' ', 2, "MOV %a,A"},
+ { 0xf6, 0xff, ' ', 1, "MOV @R0,A"},
+ { 0xf7, 0xff, ' ', 1, "MOV @R1,A"},
+ { 0xf8, 0xff, ' ', 1, "MOV R0,A"},
+ { 0xf9, 0xff, ' ', 1, "MOV R1,A"},
+ { 0xfa, 0xff, ' ', 1, "MOV R2,A"},
+ { 0xfb, 0xff, ' ', 1, "MOV R3,A"},
+ { 0xfc, 0xff, ' ', 1, "MOV R4,A"},
+ { 0xfd, 0xff, ' ', 1, "MOV R5,A"},
+ { 0xfe, 0xff, ' ', 1, "MOV R6,A"},
+ { 0xff, 0xff, ' ', 1, "MOV R7,A"},
+ { 0, 0, 0, 0, NULL }
+};
+
/*
* Making an 390 CPU object
*/
-t_uc390::t_uc390(int Itype, int Itech, class cl_sim *asim):
- t_uc52(Itype, Itech, asim)
+cl_uc390::cl_uc390 (int Itype, int Itech, class cl_sim *asim):
+ cl_uc52 (Itype, Itech, asim)
+{
+ if (Itype == CPU_DS390F)
+ {
+ printf ("24-bit flat mode, warning: lots of sfr-functions not implemented!\n");
+ flat24_flag = 1;
+ }
+ // todo: add interrupt sources
+}
+
+void
+cl_uc390::mk_hw_elements (void)
+{
+ class cl_hw *h;
+
+ cl_uc52::mk_hw_elements();
+ hws->add (h = new cl_uc390_hw (this));
+ h->init();
+}
+
+void
+cl_uc390::make_memories(void)
+{
+ class cl_address_space *as;
+
+ rom= as= new cl_address_space(MEM_ROM_ID, 0, 0x20000, 8);
+ as->init();
+ address_spaces->add(as);
+ iram= as= new cl_address_space(MEM_IRAM_ID, 0, 0x100, 8);
+ as->init();
+ address_spaces->add(as);
+ sfr= as= new cl_address_space(MEM_SFR_ID, 0x80, 0x80, 8);
+ as->init();
+ address_spaces->add(as);
+ xram= as= new cl_address_space(MEM_XRAM_ID, 0, 0x100000+128, 8);
+ as->init();
+ address_spaces->add(as);
+ as= new cl_address_space(MEM_IXRAM_ID, 0, 0x1000, 8);
+ as->init();
+ address_spaces->add(as);
+
+ class cl_address_decoder *ad;
+ class cl_memory_chip *chip;
+
+ chip= new cl_memory_chip("rom_chip", 0x20000, 8, 0xff);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= rom, chip, 0, 0x1ffff, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ chip= new cl_memory_chip("iram_chip", 0x100, 8, 0);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= iram, chip, 0, 0xff, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ chip= new cl_memory_chip("xram_chip", 0x100000+128, 8, 0);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= xram, chip, 0, 0x10007f, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ chip= new cl_memory_chip("ixram_chip", 0x1000, 8);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= address_space(MEM_IXRAM_ID),
+ chip, 0, 0xfff, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ chip= new cl_memory_chip("sfr_chip", 0x80, 8, 0);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= sfr, chip, 0x80, 0xff, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ acc= sfr->get_cell(ACC);
+ psw= sfr->get_cell(PSW);
+}
+
+
+/*
+ * Setting up SFR area to reset value
+ */
+
+void
+cl_uc390::clear_sfr(void)
+{
+ cl_uc52::clear_sfr();
+ /* SFR value */
+ sfr->write(0x80, 0xff); /* P4 */
+ sfr->write(0x81, 0x07); /* SP */
+ sfr->write(0x86, 0x04); /* DPS */
+ sfr->write(0x90, 0xff); /* P1 */
+ sfr->write(0x92, 0xbf); /* P4CNT */
+ sfr->write(0x9b, 0xfc); /* ESP */
+ if (flat24_flag)
+ sfr->/*write*/set(ACON, 0xfa); /* ACON; AM1 set: 24-bit flat */
+ else
+ sfr->/*write*/set(ACON, 0xf8); /* ACON */
+ sfr->write(0xa0, 0xff); /* P2 */
+ sfr->write(0xa1, 0xff); /* P5 */
+ sfr->write(0xa3, 0x09); /* COC */
+ sfr->write(0xb0, 0xff); /* P3 */
+ sfr->write(0xb8, 0x80); /* IP */
+ sfr->write(0xc5, 0x10); /* STATUS */
+ sfr->write(0xc6, 0x10); /* MCON */
+ sfr->write(0xc7, 0xff); /* TA */
+ sfr->write(0xc9, 0xe4); /* T2MOD */
+ sfr->write(0xd2, 0x2f); /* MCNT1 */
+ sfr->write(0xe3, 0x09); /* C1C */
+}
+
+
+t_mem
+cl_uc390::read_mem(char *id/*enum mem_class type*/, t_addr addr)
+{
+
+ if (strcmp(/*type*/id,/* == */MEM_XRAM_ID)==0 &&
+ addr >= 0x400000 &&
+ (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ {
+ addr -= 0x400000;
+ id/*type*/ = MEM_IXRAM_ID;
+ }
+ return cl_51core::read_mem(id/*type*/, addr); /* 24 bit */
+}
+
+t_mem
+cl_uc390::get_mem (char *id/*enum mem_class type*/, t_addr addr)
{
+ if (strcmp(/*type*/id/* == */,MEM_XRAM_ID)==0 &&
+ addr >= 0x400000 &&
+ (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ {
+ addr -= 0x400000;
+ /*type*/id = MEM_IXRAM_ID;
+ }
+ return cl_51core::get_mem (/*type*/id, addr);
+}
+
+void
+cl_uc390::write_mem (char *id/*enum mem_class type*/, t_addr addr, t_mem val)
+{
+ if (strcmp(/*type ==*/id, MEM_XRAM_ID)==0 &&
+ addr >= 0x400000 &&
+ (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ {
+ addr -= 0x400000;
+ /*type*/id = MEM_IXRAM_ID;
+ }
+ cl_51core::write_mem (/*type*/id, addr, val);
+}
+
+void
+cl_uc390::set_mem (/*enum mem_class type*/char *id, t_addr addr, t_mem val)
+{
+ if (/*type == */strcmp(id,MEM_XRAM_ID)==0 &&
+ addr >= 0x400000 &&
+ (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ {
+ addr -= 0x400000;
+ /*type*/id = MEM_IXRAM_ID;
+ }
+ cl_51core::set_mem (id/*type*/, addr, val);
}
/*
- * 0x05 2 12 INC addr
*____________________________________________________________________________
- *
*/
-int
-t_uc390::inst_inc_addr(uchar code)
+
+void
+cl_uc390::push_byte (t_mem uc)
{
- uchar *addr;
+ t_addr sp;
- addr= get_direct(fetch(), &event_at.wi, &event_at.ws);
+ sp = sfr->wadd (SP, 1);
+ if (sfr->get (ACON) & 0x04) /* SA: 10 bit stack */
+ {
+ if (sp == 0) /* overflow SP */
+ sfr->wadd (ESP, 1);
+ sp += (sfr->read (ESP) & 0x3) * 256;
+ write_mem (MEM_IXRAM_ID, sp, uc); // fixme
+ }
+ else
+ {
+ class cl_memory_cell *stck;
- /* mask off the 2Hex bit adjacent to the 1H bit which selects
- which DPTR we use. This is a feature of 80C390.
- You can do INC DPS and it only effects bit 1. */
- if (code == DPS)
- (*addr) ^= 1; /* just toggle */
- else {
- (*addr)++;
- }
+ stck = iram->get_cell (sp);
+ stck->write (uc);
+ }
+}
+
+t_mem
+cl_uc390::pop_byte (void)
+{
+ t_mem temp;
+ t_addr sp;
- proc_write(addr);
- return(resGO);
+ if (sfr->get (ACON) & 0x04) /* SA: 10 bit stack */
+ {
+ sp = sfr->read (SP);
+ sp += (sfr->read (ESP) & 0x3) * 256;
+ temp = read_mem (MEM_IXRAM_ID, sp); // fixme
+ sp = sfr->wadd (SP, -1);
+ if (sp == 0xff) /* underflow SP */
+ sfr->wadd (ESP, -1);
+ return temp;
+ }
+ else
+ {
+ class cl_memory_cell *stck;
+
+ stck = iram->get_cell (sfr->get (SP));
+ temp = stck->read();
+ sp = sfr->wadd (SP, -1);
+ return temp;
+ }
}
/*
*/
int
-t_uc390::inst_inc_dptr(uchar code)
+cl_uc390::inst_inc_dptr (uchar code)
{
- uint dptr;
-
- unsigned char pl,ph,dps;
-
- dps = sfr->get(DPS);
- if (dps & 1) {
- pl = DPL1;
- ph = DPH1;
- } else {
- pl = DPL;
- ph = DPH;
- }
-
- if (dps & 1) { /* alternate DPTR */
- if (dps & 0x80) /* decr set */
- dptr= sfr->get(ph)*256 + sfr->get(pl) - 1;
- else
- dptr= sfr->get(ph)*256 + sfr->get(pl) + 1;
- } else {
- if (dps & 0x40) /* decr set */
- dptr= sfr->get(ph)*256 + sfr->get(pl) - 1;
- else
- dptr= sfr->get(ph)*256 + sfr->get(pl) + 1;
- }
-
- sfr->set(event_at.ws= ph, (dptr >> 8) & 0xff);
- sfr->set(pl, dptr & 0xff);
-
- if (dps & 0x20) { /* auto-switch dptr */
- sfr->set(DPS, (dps ^ 1)); /* toggle dual-dptr switch */
- }
- tick(1);
- return(resGO);
+ ulong dptr;
+
+ uchar pl, ph, px, dps;
+
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
+ pl = DPL1;
+ ph = DPH1;
+ px = DPX1;
+ }
+ else
+ {
+ pl = DPL;
+ ph = DPH;
+ px = DPX;
+ }
+
+ dptr = sfr->read (ph) * 256 + sfr->read (pl);
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ dptr += sfr->read (px) *256*256;
+ if (dps & 0x80) /* decr set */
+ dptr--;
+ else
+ dptr++;
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ sfr->write (px, (dptr >> 16) & 0xff);
+ sfr->write (ph, (dptr >> 8) & 0xff);
+ sfr->write (pl, dptr & 0xff);
+
+ if (dps & 0x20) /* auto-switch dptr */
+ sfr->write (DPS, dps ^ 1); /* toggle dual-dptr switch */
+ tick (1);
+ return resGO;
}
/*
*/
int
-t_uc390::inst_jmp_$a_dptr(uchar code)
+cl_uc390::inst_jmp_Sa_dptr (uchar code)
{
- unsigned char pl,ph,dps;
+ uchar pl, ph, px, dps;
- dps = sfr->get(DPS);
- if (dps & 1) {
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
pl = DPL1;
ph = DPH1;
- } else {
+ px = DPX1;
+ }
+ else
+ {
pl = DPL;
ph = DPH;
+ px = DPX;
}
- PC= (sfr->get(ph)*256 + sfr->get(pl) +
- read_mem(MEM_SFR, ACC)) &
- (EROM_SIZE - 1);
+ PC = rom->validate_address(sfr->read (ph) * 256 + sfr->read (pl) +
+ acc->read());
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ PC += sfr->read (px) * 256*256;
- tick(1);
- return(resGO);
+ tick (1);
+ return resGO;
}
/*
*/
int
-t_uc390::inst_mov_dptr_$data(uchar code)
+cl_uc390::inst_mov_dptr_Sdata (uchar code)
{
- unsigned char pl,ph,dps;
+ uchar pl, ph, px, dps;
- dps = sfr->get(DPS);
- if (dps & 1) {
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
pl = DPL1;
ph = DPH1;
- } else {
+ px = DPX1;
+ }
+ else
+ {
pl = DPL;
ph = DPH;
+ px = DPX;
}
- sfr->set(event_at.ws= ph, fetch());
- sfr->set(pl, fetch());
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ sfr->write (px, fetch ());
+ sfr->write (ph, fetch ());
+ sfr->write (pl, fetch ());
- if (dps & 0x20) { /* auto-switch dptr */
- sfr->set(DPS, (dps ^ 1)); /* toggle dual-dptr switch */
- }
+ if (dps & 0x20) /* auto-switch dptr */
+ sfr->write (DPS, dps ^ 1); /* toggle dual-dptr switch */
- tick(1);
- return(resGO);
+ tick (1);
+ return resGO;
}
*/
int
-t_uc390::inst_movc_a_$a_dptr(uchar code)
+cl_uc390::inst_movc_a_Sa_dptr (uchar code)
{
- unsigned char pl,ph,dps;
+ uchar pl, ph, px, dps;
- dps = sfr->get(DPS);
- if (dps & 1) {
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
pl = DPL1;
ph = DPH1;
- } else {
+ px = DPX1;
+ }
+ else
+ {
pl = DPL;
ph = DPH;
+ px = DPX;
}
- sfr->set(ACC, get_mem(MEM_ROM, event_at.rc=
- (sfr->get(ph)*256+sfr->get(pl) +
- sfr->get(ACC)) & (EROM_SIZE-1)));
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ acc->write (rom->read ((sfr->read (px) * 256*256 +
+ sfr->read (ph) * 256 + sfr->read (pl) +
+ acc->read())));
+ else
+ acc->write (rom->read ((sfr->read (ph) * 256 + sfr->read (pl) +
+ acc->read())));
-#if 0
- if (dps & 0x10) { /* auto-incr */
- unsigned char t;
- t = (sfr->get(pl) + 1) & 0xff;
- sfr->set(pl, t);
- if (t == 0) { /* overflow */
- t = (sfr->get(ph) + 1) & 0xff;
- sfr->set(ph, t);
- }
- }
-#endif
+ if (dps & 0x20) /* auto-switch dptr */
+ sfr->write (DPS, dps ^ 1); /* toggle dual-dptr switch */
+
+ tick (1);
+ return resGO;
+}
+
+/*
+ * 0xc0 2 24 PUSH addr
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_push (uchar code)
+{
+ class cl_memory_cell *cell;
+
+ cell = get_direct(fetch());
+ t_addr sp_before= sfr->get(SP);
+ t_mem data;
+ push_byte (data= cell->read());
+ class cl_stack_op *so=
+ new cl_stack_push(instPC, data, sp_before, sfr->get(SP));
+ so->init();
+ stack_write(so);
+ tick (1);
+ return resGO;
+}
- if (dps & 0x20) { /* auto-switch dptr */
- sfr->set(DPS, (dps ^ 1)); /* toggle dual-dptr switch */
- }
- tick(1);
- return(resGO);
+/*
+ * 0xd0 2 24 POP addr
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_pop (uchar code)
+{
+ class cl_memory_cell *cell;
+
+ t_addr sp_before= sfr->get(SP);
+ t_mem data;
+ cell = get_direct (fetch());
+ cell->write (data= pop_byte());
+ class cl_stack_op *so=
+ new cl_stack_pop(instPC, data, sp_before, sfr->get(SP));
+ so->init();
+ stack_read(so);
+ tick (1);
+ return resGO;
}
+
/*
* 0xe0 1 24 MOVX A,@DPTR
*____________________________________________________________________________
*/
int
-t_uc390::inst_movx_a_$dptr(uchar code)
+cl_uc390::inst_movx_a_Sdptr (uchar code)
{
- unsigned char pl,ph,dps;
+ uchar pl, ph, px, dps;
- dps = sfr->get(DPS);
- if (dps & 1) {
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
pl = DPL1;
ph = DPH1;
- } else {
+ px = DPX1;
+ }
+ else
+ {
pl = DPL;
ph = DPH;
+ px = DPX;
}
- sfr->set(event_at.ws= ACC,
- get_mem(MEM_XRAM, event_at.rx=sfr->get(ph)*256+sfr->get(pl)));
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ acc->write (read_mem (MEM_XRAM_ID,
+ sfr->read (px) * 256*256 + sfr->read (ph) * 256 + sfr->read (pl)));
+ else
+ acc->write (read_mem (MEM_XRAM_ID,
+ sfr->read (ph) * 256 + sfr->read (pl)));
-#if 0
- if (dps & 0x10) { /* auto-incr */
- unsigned char t;
- t = (sfr->get(pl) + 1) & 0xff;
- sfr->set(pl, t);
- if (t == 0) { /* overflow */
- t = (sfr->get(ph) + 1) & 0xff;
- sfr->set(ph, t);
- }
- }
-#endif
+ if (dps & 0x20) /* auto-switch dptr */
+ sfr->write (DPS, dps ^ 1); /* toggle dual-dptr switch */
- if (dps & 0x20) { /* auto-switch dptr */
- sfr->set(DPS, (dps ^ 1)); /* toggle dual-dptr switch */
- }
- tick(1);
- return(resGO);
+ tick (1);
+ return resGO;
}
/*
*/
int
-t_uc390::inst_movx_$dptr_a(uchar code)
+cl_uc390::inst_movx_Sdptr_a (uchar code)
{
- unsigned char pl,ph,dps;
+ uchar pl, ph, px, dps;
- dps = sfr->get(DPS);
- if (dps & 1) {
+ dps = sfr->get (DPS);
+ if (dps & 0x01)
+ {
pl = DPL1;
ph = DPH1;
- } else {
+ px = DPX1;
+ }
+ else
+ {
pl = DPL;
ph = DPH;
+ px = DPX;
}
- set_mem(MEM_XRAM, event_at.wx= sfr->get(ph)*256+sfr->get(pl),
- sfr->get(event_at.rs= ACC));
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ write_mem (MEM_XRAM_ID,
+ sfr->read (px) * 256*256 + sfr->read (ph) * 256 + sfr->read (pl),
+ acc->read());
+ else
+ write_mem (MEM_XRAM_ID,
+ sfr->read (ph) * 256 + sfr->read (pl),
+ acc->read());
-#if 0
- if (dps & 0x10) { /* auto-incr */
- unsigned char t;
- t = (sfr->get(pl) + 1) & 0xff;
- sfr->set(pl, t);
- if (t == 0) { /* overflow */
- t = (sfr->get(ph) + 1) & 0xff;
- sfr->set(ph, t);
- }
+ if (dps & 0x20) /* auto-switch dptr */
+ sfr->write (DPS, dps ^ 1); /* toggle dual-dptr switch */
+
+ tick (1);
+ return resGO;
+}
+
+/*
+ * 0x[02468ace]1 2 24 AJMP addr
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_ajmp_addr (uchar code)
+{
+ uchar x, h, l;
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ x = (code >> 5) & 0x07;
+ h = fetch ();
+ l = fetch ();
+ PC = (PC & 0xf800) | (x * 256*256 + h * 256 + l);
+ }
+ else
+ {
+ h = (code >> 5) & 0x07;
+ l = fetch ();
+ PC = (PC & 0xf800) | (h * 256 + l);
+ }
+ tick (1);
+ return resGO;
+}
+
+/*
+ * 0x02 3 24 LJMP addr
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_ljmp (uchar code)
+{
+ uchar x, h, l;
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ x = fetch ();
+ h = fetch ();
+ l = fetch ();
+ PC = x * 256*256 + h * 256 + l;
+ }
+ else
+ {
+ h = fetch ();
+ l = fetch ();
+ PC = h * 256 + l;
+ }
+ tick (1);
+ return resGO;
+}
+
+/*
+ * 0x[13579bdf]1 2 24 ACALL addr
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_acall_addr (uchar code)
+{
+ uchar x, h, l;
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ x = (code >> 5) & 0x07;
+ h = fetch ();
+ l = fetch ();
+
+ push_byte ( PC & 0xff); /* push low byte */
+ push_byte ((PC >> 8) & 0xff); /* push high byte */
+ push_byte ((PC >> 16) & 0xff); /* push x byte */
+
+ PC = (PC & 0xf800) | (x * 256*256 + h * 256 + l);
+ }
+ else
+ {
+ /* stock mcs51 mode */
+ class cl_memory_cell *stck;
+ t_mem sp;
+
+ h = (code >> 5) & 0x07;
+ l = fetch();
+ sp = sfr->wadd (SP, 1);
+ stck = iram->get_cell (sp);
+ stck->write (PC & 0xff); // push low byte
+
+ sp = sfr->wadd (SP, 1);
+ stck = iram->get_cell (sp);
+ stck->write ((PC >> 8) & 0xff); // push high byte
+ PC = (PC & 0xf800) | (h*256 + l);
+ }
+ tick (1);
+ return resGO;
+}
+
+
+/*
+ * 0x12 3 24 LCALL
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_lcall (uchar code, uint addr, bool intr)
+{
+ uchar x = 0, h = 0, l = 0;
+
+ if (!intr)
+ { /* this is a normal lcall */
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ x = fetch ();
+ h = fetch ();
+ l = fetch ();
}
-#endif
+ /* else, this is interrupt processing */
- if (dps & 0x20) { /* auto-switch dptr */
- sfr->set(DPS, (dps ^ 1)); /* toggle dual-dptr switch */
+ t_addr sp_before= sfr->get(SP);
+ push_byte ( PC & 0xff); /* push low byte */
+ push_byte ((PC >> 8) & 0xff); /* push high byte */
+
+ t_mem pushed= PC;
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ push_byte ((PC >> 16) & 0xff); /* push x byte */
+ if (addr)
+ PC = addr & 0xfffful; /* if interrupt: x-Byte is 0 */
+ else
+ PC = x * 256*256 + h * 256 + l;
+ }
+ else
+ {
+ class cl_stack_op *so;
+ if (addr)
+ {
+ PC = addr;
+ so= new cl_stack_intr(instPC, PC, pushed, sp_before, sfr->get(SP));
+ }
+ else
+ {
+ PC = h * 256 + l;
+ so= new cl_stack_call(instPC, PC, pushed, sp_before, sfr->get(SP));
+ }
+ so->init();
+ stack_write(so);
+ }
+ return resGO;
+}
+
+/*
+ * 0x22 1 24 RET
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_ret (uchar code)
+{
+ uchar x = 0, h, l;
+
+ t_addr sp_before= sfr->get(SP);
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ x = pop_byte ();
+ h = pop_byte ();
+ l = pop_byte ();
+
+ tick (1);
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ tick (1);
+ PC = x * 256*256 + h * 256 + l;
+ }
+ else
+ PC = h * 256 + l;
+
+ class cl_stack_op *so= new cl_stack_ret(instPC, PC, sp_before, sfr->get(SP));
+ so->init();
+ stack_read(so);
+ return resGO;
+}
+
+/*
+ * 0x32 1 24 RETI
+ *____________________________________________________________________________
+ *
+ */
+
+int
+cl_uc390::inst_reti (uchar code)
+{
+ uchar x = 0, h, l;
+
+ t_addr sp_before= sfr->get(SP);
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ x = pop_byte ();
+ h = pop_byte ();
+ l = pop_byte ();
+ tick (1);
+
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ {
+ tick (1);
+ PC = x * 256*256 + h * 256 + l;
+ }
+ else
+ PC = h * 256 + l;
+
+ interrupt->was_reti = DD_TRUE;
+ class it_level *il = (class it_level *) (it_levels->top ());
+ if (il &&
+ il->level >= 0)
+ {
+ il = (class it_level *) (it_levels->pop ());
+ delete il;
+ }
+
+ class cl_stack_op *so=
+ new cl_stack_iret(instPC, PC, sp_before, sfr->get(SP));
+ so->init();
+ stack_read(so);
+ return resGO;
+}
+
+
+/*
+ * Disassembling an instruction
+ */
+
+struct dis_entry *
+cl_uc390::dis_tbl (void)
+{
+ if (sfr->get (ACON) & 0x02) /* AM1 set: 24-bit flat? */
+ return disass_390f;
+ else
+ return disass_51;
+ //t_uc51::dis_tbl ();
+
+}
+
+char *
+cl_uc390::disass (t_addr addr, char *sep)
+{
+ char work[256], temp[20], c[2];
+ char *buf, *p, *b, *t;
+ t_mem code;
+
+ if (! (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ return cl_51core::disass (addr, sep);
+ code = rom->get(addr);
+
+ p = work;
+ b = dis_tbl()[code].mnemonic;
+ while (*b)
+ {
+ if (*b == '%')
+ {
+ b++;
+ switch (*(b++))
+ {
+ case 'A': // absolute address
+ // stock:
+ // sprintf (temp, "%04lx",
+ // (addr & 0xf800)|
+ // (((code >> 5) & 0x07) * 256 +
+ // rom->get (addr + 1)));
+
+ sprintf (temp, "%06lx",
+ (addr & 0xf80000L) |
+ (((code >> 5) & 0x07) * (256 * 256) +
+ (rom->get (addr + 1) * 256) +
+ rom->get (addr + 2)));
+ break;
+ case 'l': // long address
+ sprintf (temp, "%06lx",
+ rom->get (addr + 1) * (256*256L) +
+ rom->get (addr + 2) * 256 +
+ rom->get (addr + 3));
+ // rom->get (addr + 1) * 256 + rom->get (addr + 2));
+ break;
+ case 'a': // addr8 (direct address) at 2nd byte
+ if (!get_name (rom->get (addr + 1), sfr_tbl (), temp))
+ sprintf (temp, "%02"_M_"x", rom->get (addr + 1));
+ break;
+ case '8': // addr8 (direct address) at 3rd byte
+ if (!get_name (rom->get (addr + 2), sfr_tbl (), temp))
+ sprintf (temp, "%02"_M_"x", rom->get (addr + 2));
+ break;
+ case 'b': // bitaddr at 2nd byte
+ {
+ t_addr ba = rom->get (addr+1);
+ if (get_name (ba, bit_tbl(), temp))
+ break;
+ if (get_name ((ba<128) ? ((ba/8)+32) : (ba&0xf8), sfr_tbl(), temp))
+ {
+ strcat (temp, ".");
+ sprintf (c, "%1"_M_"d", ba & 0x07);
+ strcat (temp, c);
+ break;
+ }
+ sprintf (temp, "%02x.%"_M_"d", (ba<128) ? ((ba/8)+32) : (ba&0xf8),
+ ba & 0x07);
+ break;
+ }
+ case 'r': // rel8 address at 2nd byte
+ sprintf (temp, "%04"_A_"x",
+ t_addr (addr + 2 + (signed char) (rom->get (addr + 1))));
+ break;
+ case 'R': // rel8 address at 3rd byte
+ sprintf (temp, "%04"_A_"x",
+ t_addr (addr + 3 + (signed char) (rom->get (addr + 2))));
+ break;
+ case 'd': // data8 at 2nd byte
+ sprintf (temp, "%02"_M_"x", rom->get (addr + 1));
+ break;
+ case 'D': // data8 at 3rd byte
+ sprintf (temp, "%02"_M_"x", rom->get (addr + 2));
+ break;
+ default:
+ strcpy (temp, "?");
+ break;
+ }
+ t = temp;
+ while (*t)
+ *p++ = *t++;
+ }
+ else
+ *p++ = *b++;
}
- tick(1);
- return(resGO);
+ *p = '\0';
+
+ p = strchr (work, ' ');
+ if (!p)
+ {
+ buf = strdup (work);
+ return buf;
+ }
+ if (sep == NULL)
+ buf = (char *) malloc (6 + strlen (p) + 1);
+ else
+ buf = (char *) malloc ((p - work) + strlen (sep) + strlen (p) + 1);
+ for (p = work, b = buf; *p != ' '; p++, b++)
+ *b = *p;
+ p++;
+ *b = '\0';
+ if (sep == NULL)
+ while (strlen (buf) < 6)
+ strcat (buf, " ");
+ else
+ strcat (buf, sep);
+ strcat (buf, p);
+ return buf;
}
+void
+cl_uc390::print_regs (class cl_console *con)
+{
+ t_addr start;
+ t_mem data;
+
+ if (! (sfr->get (ACON) & 0x02)) /* AM1 set: 24-bit flat? */
+ {
+ cl_51core::print_regs (con);
+ return;
+ }
+ start = sfr->get (PSW) & 0x18;
+ //dump_memory(iram, &start, start+7, 8, /*sim->cmd_out()*/con, sim);
+ iram->dump (start, start + 7, 8, con);
+ start = sfr->get (PSW) & 0x18;
+ data = iram->get (iram->get (start));
+ con->dd_printf("%06x %02x %c",
+ iram->get (start), data, isprint (data) ? data : '.');
+ con->dd_printf(" ACC= 0x%02x %3d %c B= 0x%02x",
+ sfr->get (ACC), sfr->get (ACC),
+ isprint (sfr->get (ACC)) ?
+ (sfr->get (ACC)) : '.', sfr->get (B));
+ eram2xram ();
+ data = get_mem (MEM_XRAM_ID,
+ sfr->get (DPX) * 256*256 + sfr->get (DPH) * 256 + sfr->get (DPL));
+ con->dd_printf (" DPTR= 0x%02x%02x%02x @DPTR= 0x%02x %3d %c\n",
+ sfr->get (DPX), sfr->get (DPH), sfr->get (DPL),
+ data, data, isprint (data) ? data : '.');
+ data = iram->get (iram->get (start + 1));
+ con->dd_printf ("%06x %02x %c", iram->get (start + 1), data,
+ isprint (data) ? data : '.');
+ data= sfr->get (PSW);
+ con->dd_printf (" PSW= 0x%02x CY=%c AC=%c OV=%c P=%c ",
+ data,
+ (data & bmCY) ? '1' : '0', (data & bmAC) ? '1' : '0',
+ (data & bmOV) ? '1' : '0', (data & bmP ) ? '1' : '0'
+ );
+ /* show stack pointer */
+ if (sfr->get (ACON) & 0x04)
+ /* SA: 10 bit stack */
+ con->dd_printf ("SP10 0x%03x %3d\n",
+ (sfr->get (ESP) & 3) * 256 + sfr->get (SP),
+ get_mem (MEM_IXRAM_ID, (sfr->get (ESP) & 3) * 256 + sfr->get (SP))
+ );
+ else
+ con->dd_printf ("SP 0x%02x %3d\n",
+ sfr->get (SP),
+ iram->get (sfr->get (SP))
+ );
+ print_disass (PC, con);
+}
/* End of s51.src/uc390.cc */