------------------------------------------------------------------------- -- Project: JCPU, a portable 8-bit RISC CPU written in VHDL -- This file: The ROM file for use in your VHDL design -- -- Copyright (C) 2007 J. Ahrensfeld -- -- This program is free software: you can redistribute it and/or modify -- it under the terms of the GNU General Public License as published by -- the Free Software Foundation, either version 3 of the License, or -- (at your option) any later version. -- -- This program is distributed in the hope that it will be useful, -- but WITHOUT ANY WARRANTY; without even the implied warranty of -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -- GNU General Public License for more details. -- -- You should have received a copy of the GNU General Public License -- along with this program. If not, see . -- -- For questions and ideas, please contact the author at jens@jayfield.org -- -------------------------------------------------------------------------- LIBRARY ieee; use IEEE.STD_LOGIC_1164.ALL; USE ieee.numeric_std.ALL; library work; use work.cpu_pkg.all; -- JASM_ROM_INSERT_HERE ENTITY irom IS Port ( clk : in STD_LOGIC; ce : in STD_LOGIC; addr : in inst_addr_t; dout : out inst_t ); END irom; ARCHITECTURE vga_test OF irom IS type imem_rom_t is array (0 to 724) of inst_t; -- Assembled from vga_test.jsm constant imem_rom : imem_rom_t := ( "110000" & X"02D", -- 0x000: JMP 0x02D "111100" & X"000", -- 0x001: PUSH R00 "111100" & X"001", -- 0x002: PUSH R01 "101000" & X"061", -- 0x003: XIN R01, (0x06) "011001" & X"101", -- 0x004: AND R01, 0x10 "110001" & X"015", -- 0x005: JZ 0x015 "101000" & X"020", -- 0x006: XIN R00, (0x02) "001010" & X"5F1", -- 0x007: MOVC R01, (0x5F) "001011" & X"010", -- 0x008: MOVC (R00), R01 "010001" & X"011", -- 0x009: INC R01 "001111" & X"5E1", -- 0x00A: CMP R01, 0x5E "111010" & X"00D", -- 0x00B: JNE 0x00D "000011" & X"1E1", -- 0x00C: MOV R01, 0x1E "001101" & X"5F1", -- 0x00D: MOVC (0x5F), R01 "001010" & X"5E0", -- 0x00E: MOVC R00, (0x5E) "001110" & X"010", -- 0x00F: CMP R00, R01 "111010" & X"003", -- 0x010: JNE 0x003 "101000" & X"040", -- 0x011: XIN R00, (0x04) "011011" & X"200", -- 0x012: OR R00, 0x20 "100100" & X"040", -- 0x013: XOUT (0x04), R00 "110000" & X"003", -- 0x014: JMP 0x003 "111011" & X"019", -- 0x015: CALL 0x019 "111101" & X"001", -- 0x016: POP R01 "111101" & X"000", -- 0x017: POP R00 "111111" & X"000", -- 0x018: RETI "101000" & X"000", -- 0x019: XIN R00, (0x00) "011001" & X"010", -- 0x01A: AND R00, 0x01 "110001" & X"023", -- 0x01B: JZ 0x023 "000011" & X"140", -- 0x01C: MOV R00, 0x14 "100101" & X"000", -- 0x01D: XOUT (R00), 0x00 "010001" & X"010", -- 0x01E: INC R00 "100101" & X"000", -- 0x01F: XOUT (R00), 0x00 "010001" & X"010", -- 0x020: INC R00 "100101" & X"000", -- 0x021: XOUT (R00), 0x00 "110000" & X"02C", -- 0x022: JMP 0x02C "101000" & X"000", -- 0x023: XIN R00, (0x00) "011001" & X"020", -- 0x024: AND R00, 0x02 "110001" & X"02C", -- 0x025: JZ 0x02C "000011" & X"140", -- 0x026: MOV R00, 0x14 "100101" & X"000", -- 0x027: XOUT (R00), 0x00 "010001" & X"010", -- 0x028: INC R00 "100101" & X"000", -- 0x029: XOUT (R00), 0x00 "010001" & X"010", -- 0x02A: INC R00 "100101" & X"200", -- 0x02B: XOUT (R00), 0x20 "111110" & X"000", -- 0x02C: RET "111011" & X"1C6", -- 0x02D: CALL 0x1C6 "111011" & X"1FB", -- 0x02E: CALL 0x1FB "000011" & X"000", -- 0x02F: MOV R00, 0x00 "100100" & X"010", -- 0x030: XOUT (0x01), R00 "000011" & X"040", -- 0x031: MOV R00, 0x04 "100100" & X"040", -- 0x032: XOUT (0x04), R00 "101000" & X"040", -- 0x033: XIN R00, (0x04) "011011" & X"020", -- 0x034: OR R00, 0x02 "100100" & X"040", -- 0x035: XOUT (0x04), R00 "000011" & X"030", -- 0x036: MOV R00, 0x03 "100110" & X"030", -- 0x037: COUT (0x03), R00 "000011" & X"010", -- 0x038: MOV R00, 0x01 "111011" & X"218", -- 0x039: CALL 0x218 "000011" & X"000", -- 0x03A: MOV R00, 0x00 "000011" & X"C01", -- 0x03B: MOV R01, 0xC0 "100100" & X"101", -- 0x03C: XOUT (0x10), R01 "100100" & X"111", -- 0x03D: XOUT (0x11), R01 "100100" & X"121", -- 0x03E: XOUT (0x12), R01 "111011" & X"28C", -- 0x03F: CALL 0x28C "111011" & X"271", -- 0x040: CALL 0x271 "000011" & X"031", -- 0x041: MOV R01, 0x03 "111011" & X"21D", -- 0x042: CALL 0x21D "000011" & X"031", -- 0x043: MOV R01, 0x03 "111011" & X"27D", -- 0x044: CALL 0x27D "000011" & X"001", -- 0x045: MOV R01, 0x00 "111011" & X"289", -- 0x046: CALL 0x289 "101000" & X"040", -- 0x047: XIN R00, (0x04) "011001" & X"CF0", -- 0x048: AND R00, 0xCF "100100" & X"040", -- 0x049: XOUT (0x04), R00 "000011" & X"000", -- 0x04A: MOV R00, 0x00 "001101" & X"010", -- 0x04B: MOVC (0x01), R00 "111011" & X"080", -- 0x04C: CALL 0x080 "111011" & X"0D9", -- 0x04D: CALL 0x0D9 "111011" & X"10D", -- 0x04E: CALL 0x10D "001010" & X"010", -- 0x04F: MOVC R00, (0x01) "010001" & X"010", -- 0x050: INC R00 "001101" & X"010", -- 0x051: MOVC (0x01), R00 "110000" & X"04D", -- 0x052: JMP 0x04D "000011" & X"010", -- 0x053: MOV R00, 0x01 "111011" & X"218", -- 0x054: CALL 0x218 "000011" & X"0E1", -- 0x055: MOV R01, 0x0E "111011" & X"21D", -- 0x056: CALL 0x21D "000011" & X"0E1", -- 0x057: MOV R01, 0x0E "111011" & X"286", -- 0x058: CALL 0x286 "000011" & X"001", -- 0x059: MOV R01, 0x00 "111011" & X"289", -- 0x05A: CALL 0x289 "000011" & X"000", -- 0x05B: MOV R00, 0x00 "000011" & X"001", -- 0x05C: MOV R01, 0x00 "000011" & X"002", -- 0x05D: MOV R02, 0x00 "111011" & X"16A", -- 0x05E: CALL 0x16A "000011" & X"800", -- 0x05F: MOV R00, 0x80 "000011" & X"08F", -- 0x060: MOV R15, 0x08 "000111" & X"000", -- 0x061: MOVX (R00), 0x00 "010001" & X"010", -- 0x062: INC R00 "010101" & X"01F", -- 0x063: DEC R15 "110010" & X"061", -- 0x064: JNZ 0x061 "000011" & X"082", -- 0x065: MOV R02, 0x08 "101000" & X"070", -- 0x066: XIN R00, (0x07) "100100" & X"010", -- 0x067: XOUT (0x01), R00 "011001" & X"040", -- 0x068: AND R00, 0x04 "110010" & X"066", -- 0x069: JNZ 0x066 "000011" & X"100", -- 0x06A: MOV R00, 0x10 "100100" & X"070", -- 0x06B: XOUT (0x07), R00 "010101" & X"022", -- 0x06C: SUB R02, 0x02 "110010" & X"066", -- 0x06D: JNZ 0x066 "111011" & X"147", -- 0x06E: CALL 0x147 "000011" & X"060", -- 0x06F: MOV R00, 0x06 "100100" & X"070", -- 0x070: XOUT (0x07), R00 "101000" & X"080", -- 0x071: XIN R00, (0x08) "001111" & X"F80", -- 0x072: CMP R00, 0xF8 "111010" & X"07A", -- 0x073: JNE 0x07A "101000" & X"090", -- 0x074: XIN R00, (0x09) "001111" & X"FF0", -- 0x075: CMP R00, 0xFF "111010" & X"07A", -- 0x076: JNE 0x07A "101000" & X"0A0", -- 0x077: XIN R00, (0x0A) "001111" & X"FF0", -- 0x078: CMP R00, 0xFF "111001" & X"07D", -- 0x079: JEQ 0x07D "000011" & X"080", -- 0x07A: MOV R00, 0x08 "111011" & X"16E", -- 0x07B: CALL 0x16E "110000" & X"065", -- 0x07C: JMP 0x065 "111011" & X"18E", -- 0x07D: CALL 0x18E "111011" & X"292", -- 0x07E: CALL 0x292 "111110" & X"000", -- 0x07F: RET "000011" & X"010", -- 0x080: MOV R00, 0x01 "111011" & X"218", -- 0x081: CALL 0x218 "000011" & X"391", -- 0x082: MOV R01, 0x39 "111011" & X"21D", -- 0x083: CALL 0x21D "000011" & X"391", -- 0x084: MOV R01, 0x39 "111011" & X"286", -- 0x085: CALL 0x286 "000011" & X"001", -- 0x086: MOV R01, 0x00 "111011" & X"289", -- 0x087: CALL 0x289 "000011" & X"F80", -- 0x088: MOV R00, 0xF8 "000011" & X"FF1", -- 0x089: MOV R01, 0xFF "000011" & X"132", -- 0x08A: MOV R02, 0x13 "111011" & X"16A", -- 0x08B: CALL 0x16A "000011" & X"00F", -- 0x08C: MOV R15, 0x00 "111011" & X"1D2", -- 0x08D: CALL 0x1D2 "110011" & X"080", -- 0x08E: JC 0x080 "010001" & X"01F", -- 0x08F: INC R15 "001111" & X"0AF", -- 0x090: CMP R15, 0x0A "111010" & X"08D", -- 0x091: JNE 0x08D "111011" & X"1D2", -- 0x092: CALL 0x1D2 "110011" & X"080", -- 0x093: JC 0x080 "010001" & X"01F", -- 0x094: INC R15 "001101" & X"020", -- 0x095: MOVC (0x02), R00 "111011" & X"1D2", -- 0x096: CALL 0x1D2 "110011" & X"080", -- 0x097: JC 0x080 "010001" & X"01F", -- 0x098: INC R15 "001101" & X"030", -- 0x099: MOVC (0x03), R00 "111011" & X"1D2", -- 0x09A: CALL 0x1D2 "110011" & X"080", -- 0x09B: JC 0x080 "010001" & X"01F", -- 0x09C: INC R15 "001101" & X"040", -- 0x09D: MOVC (0x04), R00 "111011" & X"1D2", -- 0x09E: CALL 0x1D2 "110011" & X"080", -- 0x09F: JC 0x080 "010001" & X"01F", -- 0x0A0: INC R15 "001101" & X"050", -- 0x0A1: MOVC (0x05), R00 "001010" & X"021", -- 0x0A2: MOVC R01, (0x02) "111011" & X"1D2", -- 0x0A3: CALL 0x1D2 "110011" & X"080", -- 0x0A4: JC 0x080 "010001" & X"01F", -- 0x0A5: INC R15 "001110" & X"01F", -- 0x0A6: CMP R15, R01 "111010" & X"0A3", -- 0x0A7: JNE 0x0A3 "000011" & X"08F", -- 0x0A8: MOV R15, 0x08 "000011" & X"1D1", -- 0x0A9: MOV R01, 0x1D "000011" & X"032", -- 0x0AA: MOV R02, 0x03 "010101" & X"012", -- 0x0AB: DEC R02 "000010" & X"013", -- 0x0AC: MOV R03, R01 "111011" & X"1D2", -- 0x0AD: CALL 0x1D2 "110011" & X"0D7", -- 0x0AE: JC 0x0D7 "010100" & X"023", -- 0x0AF: SUB R03, R02 "001011" & X"030", -- 0x0B0: MOVC (R00), R03 "001111" & X"002", -- 0x0B1: TST R02 "110010" & X"0AB", -- 0x0B2: JNZ 0x0AB "010101" & X"031", -- 0x0B3: SUB R01, 0x03 "010101" & X"01F", -- 0x0B4: DEC R15 "110010" & X"0AA", -- 0x0B5: JNZ 0x0AA "000011" & X"082", -- 0x0B6: MOV R02, 0x08 "000011" & X"061", -- 0x0B7: MOV R01, 0x06 "000011" & X"803", -- 0x0B8: MOV R03, 0x80 "001001" & X"010", -- 0x0B9: MOVC R00, (R01) "000110" & X"030", -- 0x0BA: MOVX (R00), R03 "010001" & X"011", -- 0x0BB: INC R01 "010001" & X"013", -- 0x0BC: INC R03 "001111" & X"863", -- 0x0BD: CMP R03, 0x86 "111010" & X"0B9", -- 0x0BE: JNE 0x0B9 "101000" & X"070", -- 0x0BF: XIN R00, (0x07) "100100" & X"010", -- 0x0C0: XOUT (0x01), R00 "011001" & X"040", -- 0x0C1: AND R00, 0x04 "110010" & X"0BF", -- 0x0C2: JNZ 0x0BF "000011" & X"100", -- 0x0C3: MOV R00, 0x10 "100100" & X"070", -- 0x0C4: XOUT (0x07), R00 "010101" & X"022", -- 0x0C5: SUB R02, 0x02 "110010" & X"0B8", -- 0x0C6: JNZ 0x0B8 "111011" & X"147", -- 0x0C7: CALL 0x147 "000011" & X"060", -- 0x0C8: MOV R00, 0x06 "100100" & X"070", -- 0x0C9: XOUT (0x07), R00 "111011" & X"18E", -- 0x0CA: CALL 0x18E "101000" & X"080", -- 0x0CB: XIN R00, (0x08) "001111" & X"000", -- 0x0CC: TST R00 "110010" & X"0D4", -- 0x0CD: JNZ 0x0D4 "101000" & X"090", -- 0x0CE: XIN R00, (0x09) "001111" & X"000", -- 0x0CF: TST R00 "110010" & X"0D4", -- 0x0D0: JNZ 0x0D4 "101000" & X"0A0", -- 0x0D1: XIN R00, (0x0A) "001111" & X"000", -- 0x0D2: TST R00 "110001" & X"0D7", -- 0x0D3: JZ 0x0D7 "000011" & X"080", -- 0x0D4: MOV R00, 0x08 "111011" & X"17E", -- 0x0D5: CALL 0x17E "110000" & X"0A8", -- 0x0D6: JMP 0x0A8 "111011" & X"292", -- 0x0D7: CALL 0x292 "111110" & X"000", -- 0x0D8: RET "000011" & X"010", -- 0x0D9: MOV R00, 0x01 "111011" & X"218", -- 0x0DA: CALL 0x218 "000011" & X"1D1", -- 0x0DB: MOV R01, 0x1D "111011" & X"21D", -- 0x0DC: CALL 0x21D "000011" & X"1D1", -- 0x0DD: MOV R01, 0x1D "111011" & X"286", -- 0x0DE: CALL 0x286 "000011" & X"001", -- 0x0DF: MOV R01, 0x00 "111011" & X"289", -- 0x0E0: CALL 0x289 "000011" & X"000", -- 0x0E1: MOV R00, 0x00 "000011" & X"001", -- 0x0E2: MOV R01, 0x00 "000011" & X"202", -- 0x0E3: MOV R02, 0x20 "111011" & X"16A", -- 0x0E4: CALL 0x16A "001010" & X"010", -- 0x0E5: MOVC R00, (0x01) "001101" & X"000", -- 0x0E6: MOVC (0x00), R00 "000011" & X"082", -- 0x0E7: MOV R02, 0x08 "001010" & X"001", -- 0x0E8: MOVC R01, (0x00) "000011" & X"800", -- 0x0E9: MOV R00, 0x80 "000011" & X"08F", -- 0x0EA: MOV R15, 0x08 "000110" & X"001", -- 0x0EB: MOVX (R01), R00 "010001" & X"010", -- 0x0EC: INC R00 "010001" & X"011", -- 0x0ED: INC R01 "010101" & X"01F", -- 0x0EE: DEC R15 "110010" & X"0EB", -- 0x0EF: JNZ 0x0EB "101000" & X"070", -- 0x0F0: XIN R00, (0x07) "100100" & X"010", -- 0x0F1: XOUT (0x01), R00 "011001" & X"040", -- 0x0F2: AND R00, 0x04 "110010" & X"0F0", -- 0x0F3: JNZ 0x0F0 "000011" & X"100", -- 0x0F4: MOV R00, 0x10 "100100" & X"070", -- 0x0F5: XOUT (0x07), R00 "001010" & X"000", -- 0x0F6: MOVC R00, (0x00) "010001" & X"010", -- 0x0F7: INC R00 "001101" & X"000", -- 0x0F8: MOVC (0x00), R00 "010101" & X"022", -- 0x0F9: SUB R02, 0x02 "110010" & X"0E8", -- 0x0FA: JNZ 0x0E8 "111011" & X"147", -- 0x0FB: CALL 0x147 "000011" & X"060", -- 0x0FC: MOV R00, 0x06 "100100" & X"070", -- 0x0FD: XOUT (0x07), R00 "101000" & X"080", -- 0x0FE: XIN R00, (0x08) "001111" & X"F80", -- 0x0FF: CMP R00, 0xF8 "111010" & X"107", -- 0x100: JNE 0x107 "101000" & X"090", -- 0x101: XIN R00, (0x09) "001111" & X"FF0", -- 0x102: CMP R00, 0xFF "111010" & X"107", -- 0x103: JNE 0x107 "101000" & X"0A0", -- 0x104: XIN R00, (0x0A) "001111" & X"FF0", -- 0x105: CMP R00, 0xFF "111001" & X"10A", -- 0x106: JEQ 0x10A "000011" & X"080", -- 0x107: MOV R00, 0x08 "111011" & X"16E", -- 0x108: CALL 0x16E "110000" & X"0E7", -- 0x109: JMP 0x0E7 "111011" & X"18E", -- 0x10A: CALL 0x18E "111011" & X"292", -- 0x10B: CALL 0x292 "111110" & X"000", -- 0x10C: RET "000011" & X"010", -- 0x10D: MOV R00, 0x01 "111011" & X"218", -- 0x10E: CALL 0x218 "000011" & X"2B1", -- 0x10F: MOV R01, 0x2B "111011" & X"21D", -- 0x110: CALL 0x21D "000011" & X"2B1", -- 0x111: MOV R01, 0x2B "111011" & X"286", -- 0x112: CALL 0x286 "000011" & X"001", -- 0x113: MOV R01, 0x00 "111011" & X"289", -- 0x114: CALL 0x289 "000011" & X"000", -- 0x115: MOV R00, 0x00 "000011" & X"001", -- 0x116: MOV R01, 0x00 "000011" & X"202", -- 0x117: MOV R02, 0x20 "111011" & X"16A", -- 0x118: CALL 0x16A "001010" & X"010", -- 0x119: MOVC R00, (0x01) "001101" & X"000", -- 0x11A: MOVC (0x00), R00 "101000" & X"070", -- 0x11B: XIN R00, (0x07) "100100" & X"010", -- 0x11C: XOUT (0x01), R00 "011001" & X"200", -- 0x11D: AND R00, 0x20 "110010" & X"122", -- 0x11E: JNZ 0x122 "000011" & X"200", -- 0x11F: MOV R00, 0x20 "100100" & X"070", -- 0x120: XOUT (0x07), R00 "110000" & X"11B", -- 0x121: JMP 0x11B "111011" & X"147", -- 0x122: CALL 0x147 "000011" & X"050", -- 0x123: MOV R00, 0x05 "100100" & X"070", -- 0x124: XOUT (0x07), R00 "000011" & X"083", -- 0x125: MOV R03, 0x08 "101000" & X"070", -- 0x126: XIN R00, (0x07) "100100" & X"010", -- 0x127: XOUT (0x01), R00 "011001" & X"200", -- 0x128: AND R00, 0x20 "110010" & X"126", -- 0x129: JNZ 0x126 "001010" & X"001", -- 0x12A: MOVC R01, (0x00) "000011" & X"800", -- 0x12B: MOV R00, 0x80 "000011" & X"08F", -- 0x12C: MOV R15, 0x08 "000100" & X"002", -- 0x12D: MOVX R02, (R00) "001110" & X"012", -- 0x12E: CMP R02, R01 "111010" & X"15A", -- 0x12F: JNE 0x15A "010001" & X"010", -- 0x130: INC R00 "010001" & X"011", -- 0x131: INC R01 "010101" & X"01F", -- 0x132: DEC R15 "110010" & X"12D", -- 0x133: JNZ 0x12D "000011" & X"200", -- 0x134: MOV R00, 0x20 "100100" & X"070", -- 0x135: XOUT (0x07), R00 "001010" & X"000", -- 0x136: MOVC R00, (0x00) "010001" & X"010", -- 0x137: INC R00 "001101" & X"000", -- 0x138: MOVC (0x00), R00 "010101" & X"023", -- 0x139: SUB R03, 0x02 "110010" & X"126", -- 0x13A: JNZ 0x126 "101000" & X"080", -- 0x13B: XIN R00, (0x08) "001111" & X"F80", -- 0x13C: CMP R00, 0xF8 "111010" & X"144", -- 0x13D: JNE 0x144 "101000" & X"090", -- 0x13E: XIN R00, (0x09) "001111" & X"FF0", -- 0x13F: CMP R00, 0xFF "111010" & X"144", -- 0x140: JNE 0x144 "101000" & X"0A0", -- 0x141: XIN R00, (0x0A) "001111" & X"FF0", -- 0x142: CMP R00, 0xFF "111001" & X"14E", -- 0x143: JEQ 0x14E "000011" & X"080", -- 0x144: MOV R00, 0x08 "111011" & X"16E", -- 0x145: CALL 0x16E "110000" & X"122", -- 0x146: JMP 0x122 "111100" & X"000", -- 0x147: PUSH R00 "101000" & X"070", -- 0x148: XIN R00, (0x07) "100100" & X"010", -- 0x149: XOUT (0x01), R00 "011001" & X"010", -- 0x14A: AND R00, 0x01 "110010" & X"148", -- 0x14B: JNZ 0x148 "111101" & X"000", -- 0x14C: POP R00 "111110" & X"000", -- 0x14D: RET "000011" & X"010", -- 0x14E: MOV R00, 0x01 "111011" & X"218", -- 0x14F: CALL 0x218 "000011" & X"481", -- 0x150: MOV R01, 0x48 "111011" & X"21D", -- 0x151: CALL 0x21D "000011" & X"C00", -- 0x152: MOV R00, 0xC0 "111011" & X"218", -- 0x153: CALL 0x218 "111011" & X"199", -- 0x154: CALL 0x199 "000011" & X"481", -- 0x155: MOV R01, 0x48 "111011" & X"286", -- 0x156: CALL 0x286 "000011" & X"001", -- 0x157: MOV R01, 0x00 "111011" & X"289", -- 0x158: CALL 0x289 "110000" & X"168", -- 0x159: JMP 0x168 "000011" & X"010", -- 0x15A: MOV R00, 0x01 "111011" & X"218", -- 0x15B: CALL 0x218 "000011" & X"521", -- 0x15C: MOV R01, 0x52 "111011" & X"21D", -- 0x15D: CALL 0x21D "111011" & X"199", -- 0x15E: CALL 0x199 "111011" & X"1B1", -- 0x15F: CALL 0x1B1 "000011" & X"521", -- 0x160: MOV R01, 0x52 "111011" & X"286", -- 0x161: CALL 0x286 "000011" & X"001", -- 0x162: MOV R01, 0x00 "111011" & X"289", -- 0x163: CALL 0x289 "101000" & X"040", -- 0x164: XIN R00, (0x04) "011011" & X"100", -- 0x165: OR R00, 0x10 "100100" & X"040", -- 0x166: XOUT (0x04), R00 "110000" & X"168", -- 0x167: JMP 0x168 "111011" & X"292", -- 0x168: CALL 0x292 "111110" & X"000", -- 0x169: RET "100100" & X"080", -- 0x16A: XOUT (0x08), R00 "100100" & X"091", -- 0x16B: XOUT (0x09), R01 "100100" & X"0A2", -- 0x16C: XOUT (0x0A), R02 "111110" & X"000", -- 0x16D: RET "111100" & X"001", -- 0x16E: PUSH R01 "111100" & X"002", -- 0x16F: PUSH R02 "111100" & X"003", -- 0x170: PUSH R03 "101000" & X"081", -- 0x171: XIN R01, (0x08) "101000" & X"092", -- 0x172: XIN R02, (0x09) "101000" & X"0A3", -- 0x173: XIN R03, (0x0A) "010000" & X"001", -- 0x174: ADD R01, R00 "010011" & X"002", -- 0x175: ADDC R02, 0x00 "010011" & X"003", -- 0x176: ADDC R03, 0x00 "100100" & X"081", -- 0x177: XOUT (0x08), R01 "100100" & X"092", -- 0x178: XOUT (0x09), R02 "100100" & X"0A3", -- 0x179: XOUT (0x0A), R03 "111101" & X"003", -- 0x17A: POP R03 "111101" & X"002", -- 0x17B: POP R02 "111101" & X"001", -- 0x17C: POP R01 "111110" & X"000", -- 0x17D: RET "111100" & X"001", -- 0x17E: PUSH R01 "111100" & X"002", -- 0x17F: PUSH R02 "111100" & X"003", -- 0x180: PUSH R03 "101000" & X"081", -- 0x181: XIN R01, (0x08) "101000" & X"092", -- 0x182: XIN R02, (0x09) "101000" & X"0A3", -- 0x183: XIN R03, (0x0A) "010100" & X"001", -- 0x184: SUB R01, R00 "010111" & X"002", -- 0x185: SUBC R02, 0x00 "010111" & X"003", -- 0x186: SUBC R03, 0x00 "100100" & X"081", -- 0x187: XOUT (0x08), R01 "100100" & X"092", -- 0x188: XOUT (0x09), R02 "100100" & X"0A3", -- 0x189: XOUT (0x0A), R03 "111101" & X"003", -- 0x18A: POP R03 "111101" & X"002", -- 0x18B: POP R02 "111101" & X"001", -- 0x18C: POP R01 "111110" & X"000", -- 0x18D: RET "000011" & X"C00", -- 0x18E: MOV R00, 0xC0 "111011" & X"218", -- 0x18F: CALL 0x218 "111011" & X"199", -- 0x190: CALL 0x199 "111110" & X"000", -- 0x191: RET "111100" & X"001", -- 0x192: PUSH R01 "111011" & X"1F4", -- 0x193: CALL 0x1F4 "111011" & X"22F", -- 0x194: CALL 0x22F "000010" & X"010", -- 0x195: MOV R00, R01 "111011" & X"22F", -- 0x196: CALL 0x22F "111101" & X"001", -- 0x197: POP R01 "111110" & X"000", -- 0x198: RET "111100" & X"000", -- 0x199: PUSH R00 "101000" & X"0A0", -- 0x19A: XIN R00, (0x0A) "111011" & X"192", -- 0x19B: CALL 0x192 "101000" & X"090", -- 0x19C: XIN R00, (0x09) "111011" & X"192", -- 0x19D: CALL 0x192 "101000" & X"080", -- 0x19E: XIN R00, (0x08) "111011" & X"192", -- 0x19F: CALL 0x192 "111101" & X"000", -- 0x1A0: POP R00 "111110" & X"000", -- 0x1A1: RET "111100" & X"000", -- 0x1A2: PUSH R00 "010001" & X"031", -- 0x1A3: ADD R01, 0x03 "001001" & X"010", -- 0x1A4: MOVC R00, (R01) "111011" & X"192", -- 0x1A5: CALL 0x192 "010101" & X"011", -- 0x1A6: DEC R01 "001001" & X"010", -- 0x1A7: MOVC R00, (R01) "111011" & X"192", -- 0x1A8: CALL 0x192 "010101" & X"011", -- 0x1A9: DEC R01 "001001" & X"010", -- 0x1AA: MOVC R00, (R01) "111011" & X"192", -- 0x1AB: CALL 0x192 "010101" & X"011", -- 0x1AC: DEC R01 "001001" & X"010", -- 0x1AD: MOVC R00, (R01) "111011" & X"192", -- 0x1AE: CALL 0x192 "111101" & X"000", -- 0x1AF: POP R00 "111110" & X"000", -- 0x1B0: RET "111100" & X"000", -- 0x1B1: PUSH R00 "000011" & X"C00", -- 0x1B2: MOV R00, 0xC0 "111011" & X"218", -- 0x1B3: CALL 0x218 "000101" & X"870", -- 0x1B4: MOVX R00, (0x87) "111011" & X"192", -- 0x1B5: CALL 0x192 "000101" & X"860", -- 0x1B6: MOVX R00, (0x86) "111011" & X"192", -- 0x1B7: CALL 0x192 "000101" & X"850", -- 0x1B8: MOVX R00, (0x85) "111011" & X"192", -- 0x1B9: CALL 0x192 "000101" & X"840", -- 0x1BA: MOVX R00, (0x84) "111011" & X"192", -- 0x1BB: CALL 0x192 "000101" & X"830", -- 0x1BC: MOVX R00, (0x83) "111011" & X"192", -- 0x1BD: CALL 0x192 "000101" & X"820", -- 0x1BE: MOVX R00, (0x82) "111011" & X"192", -- 0x1BF: CALL 0x192 "000101" & X"810", -- 0x1C0: MOVX R00, (0x81) "111011" & X"192", -- 0x1C1: CALL 0x192 "000101" & X"800", -- 0x1C2: MOVX R00, (0x80) "111011" & X"192", -- 0x1C3: CALL 0x192 "111101" & X"000", -- 0x1C4: POP R00 "111110" & X"000", -- 0x1C5: RET "111100" & X"000", -- 0x1C6: PUSH R00 "000011" & X"0D0", -- 0x1C7: MOV R00, 0x0D "100100" & X"130", -- 0x1C8: XOUT (0x13), R00 "000011" & X"1E0", -- 0x1C9: MOV R00, 0x1E "001101" & X"5E0", -- 0x1CA: MOVC (0x5E), R00 "001101" & X"5F0", -- 0x1CB: MOVC (0x5F), R00 "000011" & X"E80", -- 0x1CC: MOV R00, 0xE8 "001101" & X"600", -- 0x1CD: MOVC (0x60), R00 "000011" & X"030", -- 0x1CE: MOV R00, 0x03 "001101" & X"610", -- 0x1CF: MOVC (0x61), R00 "111101" & X"000", -- 0x1D0: POP R00 "111110" & X"000", -- 0x1D1: RET "111100" & X"001", -- 0x1D2: PUSH R01 "111100" & X"002", -- 0x1D3: PUSH R02 "111100" & X"003", -- 0x1D4: PUSH R03 "001010" & X"602", -- 0x1D5: MOVC R02, (0x60) "001010" & X"613", -- 0x1D6: MOVC R03, (0x61) "001010" & X"5E1", -- 0x1D7: MOVC R01, (0x5E) "001010" & X"5F0", -- 0x1D8: MOVC R00, (0x5F) "001110" & X"010", -- 0x1D9: CMP R00, R01 "111001" & X"1E6", -- 0x1DA: JEQ 0x1E6 "001001" & X"010", -- 0x1DB: MOVC R00, (R01) "010001" & X"011", -- 0x1DC: INC R01 "001111" & X"5E1", -- 0x1DD: CMP R01, 0x5E "111010" & X"1E0", -- 0x1DE: JNE 0x1E0 "000011" & X"1E1", -- 0x1DF: MOV R01, 0x1E "001101" & X"5E1", -- 0x1E0: MOVC (0x5E), R01 "010101" & X"000", -- 0x1E1: CLRC "111101" & X"003", -- 0x1E2: POP R03 "111101" & X"002", -- 0x1E3: POP R02 "111101" & X"001", -- 0x1E4: POP R01 "111110" & X"000", -- 0x1E5: RET "111011" & X"2A7", -- 0x1E6: CALL 0x2A7 "010101" & X"012", -- 0x1E7: DEC R02 "010111" & X"003", -- 0x1E8: SUBC R03, 0x00 "110010" & X"1D8", -- 0x1E9: JNZ 0x1D8 "001111" & X"002", -- 0x1EA: TST R02 "110010" & X"1D8", -- 0x1EB: JNZ 0x1D8 "101011" & X"000", -- 0x1EC: SETC "110000" & X"1E2", -- 0x1ED: JMP 0x1E2 "011001" & X"0F0", -- 0x1EE: AND R00, 0x0F "001111" & X"0A0", -- 0x1EF: CMP R00, 0x0A "110101" & X"1F2", -- 0x1F0: JLT 0x1F2 "010001" & X"070", -- 0x1F1: ADD R00, 0x07 "010001" & X"300", -- 0x1F2: ADD R00, 0x30 "111110" & X"000", -- 0x1F3: RET "111100" & X"000", -- 0x1F4: PUSH R00 "111011" & X"1EE", -- 0x1F5: CALL 0x1EE "000010" & X"001", -- 0x1F6: MOV R01, R00 "111101" & X"000", -- 0x1F7: POP R00 "101010" & X"000", -- 0x1F8: SWAP R00 "111011" & X"1EE", -- 0x1F9: CALL 0x1EE "111110" & X"000", -- 0x1FA: RET "000011" & X"002", -- 0x1FB: MOV R02, 0x00 "000011" & X"030", -- 0x1FC: MOV R00, 0x03 "111011" & X"247", -- 0x1FD: CALL 0x247 "111011" & X"2A0", -- 0x1FE: CALL 0x2A0 "000011" & X"002", -- 0x1FF: MOV R02, 0x00 "000011" & X"030", -- 0x200: MOV R00, 0x03 "111011" & X"247", -- 0x201: CALL 0x247 "111011" & X"2A0", -- 0x202: CALL 0x2A0 "000011" & X"002", -- 0x203: MOV R02, 0x00 "000011" & X"020", -- 0x204: MOV R00, 0x02 "111011" & X"247", -- 0x205: CALL 0x247 "111011" & X"2A7", -- 0x206: CALL 0x2A7 "000011" & X"280", -- 0x207: MOV R00, 0x28 "111011" & X"218", -- 0x208: CALL 0x218 "000011" & X"0C0", -- 0x209: MOV R00, 0x0C "111011" & X"218", -- 0x20A: CALL 0x218 "000011" & X"060", -- 0x20B: MOV R00, 0x06 "111011" & X"218", -- 0x20C: CALL 0x218 "000011" & X"010", -- 0x20D: MOV R00, 0x01 "111011" & X"218", -- 0x20E: CALL 0x218 "111110" & X"000", -- 0x20F: RET "111100" & X"000", -- 0x210: PUSH R00 "111011" & X"23B", -- 0x211: CALL 0x23B "011001" & X"800", -- 0x212: AND R00, 0x80 "110001" & X"216", -- 0x213: JZ 0x216 "111011" & X"2BE", -- 0x214: CALL 0x2BE "110000" & X"211", -- 0x215: JMP 0x211 "111101" & X"000", -- 0x216: POP R00 "111110" & X"000", -- 0x217: RET "111100" & X"002", -- 0x218: PUSH R02 "000011" & X"002", -- 0x219: MOV R02, 0x00 "111011" & X"234", -- 0x21A: CALL 0x234 "111101" & X"002", -- 0x21B: POP R02 "111110" & X"000", -- 0x21C: RET "111100" & X"000", -- 0x21D: PUSH R00 "000100" & X"010", -- 0x21E: MOVX R00, (R01) "010001" & X"011", -- 0x21F: INC R01 "001111" & X"000", -- 0x220: TST R00 "110001" & X"224", -- 0x221: JZ 0x224 "111011" & X"22F", -- 0x222: CALL 0x22F "110000" & X"21E", -- 0x223: JMP 0x21E "111101" & X"000", -- 0x224: POP R00 "111110" & X"000", -- 0x225: RET "111100" & X"000", -- 0x226: PUSH R00 "001001" & X"010", -- 0x227: MOVC R00, (R01) "010001" & X"011", -- 0x228: INC R01 "001111" & X"000", -- 0x229: TST R00 "110001" & X"22D", -- 0x22A: JZ 0x22D "111011" & X"22F", -- 0x22B: CALL 0x22F "110000" & X"227", -- 0x22C: JMP 0x227 "111101" & X"000", -- 0x22D: POP R00 "111110" & X"000", -- 0x22E: RET "111100" & X"002", -- 0x22F: PUSH R02 "000011" & X"402", -- 0x230: MOV R02, 0x40 "111011" & X"234", -- 0x231: CALL 0x234 "111101" & X"002", -- 0x232: POP R02 "111110" & X"000", -- 0x233: RET "111011" & X"210", -- 0x234: CALL 0x210 "111100" & X"000", -- 0x235: PUSH R00 "101010" & X"000", -- 0x236: SWAP R00 "111011" & X"247", -- 0x237: CALL 0x247 "111101" & X"000", -- 0x238: POP R00 "111011" & X"247", -- 0x239: CALL 0x247 "111110" & X"000", -- 0x23A: RET "111100" & X"002", -- 0x23B: PUSH R02 "000011" & X"002", -- 0x23C: MOV R02, 0x00 "111011" & X"240", -- 0x23D: CALL 0x240 "111101" & X"002", -- 0x23E: POP R02 "111110" & X"000", -- 0x23F: RET "111011" & X"25A", -- 0x240: CALL 0x25A "101010" & X"000", -- 0x241: SWAP R00 "111100" & X"000", -- 0x242: PUSH R00 "111011" & X"25A", -- 0x243: CALL 0x25A "111101" & X"002", -- 0x244: POP R02 "011010" & X"020", -- 0x245: OR R00, R02 "111110" & X"000", -- 0x246: RET "111100" & X"001", -- 0x247: PUSH R01 "011001" & X"0F0", -- 0x248: AND R00, 0x0F "000010" & X"001", -- 0x249: MOV R01, R00 "011010" & X"021", -- 0x24A: OR R01, R02 "100100" & X"031", -- 0x24B: XOUT (0x03), R01 "111011" & X"2BE", -- 0x24C: CALL 0x2BE "000010" & X"001", -- 0x24D: MOV R01, R00 "011010" & X"021", -- 0x24E: OR R01, R02 "011011" & X"801", -- 0x24F: OR R01, 0x80 "100100" & X"031", -- 0x250: XOUT (0x03), R01 "111011" & X"2BE", -- 0x251: CALL 0x2BE "000010" & X"001", -- 0x252: MOV R01, R00 "011010" & X"021", -- 0x253: OR R01, R02 "100100" & X"031", -- 0x254: XOUT (0x03), R01 "111011" & X"2BE", -- 0x255: CALL 0x2BE "011011" & X"201", -- 0x256: OR R01, 0x20 "100100" & X"031", -- 0x257: XOUT (0x03), R01 "111101" & X"001", -- 0x258: POP R01 "111110" & X"000", -- 0x259: RET "111100" & X"001", -- 0x25A: PUSH R01 "000011" & X"201", -- 0x25B: MOV R01, 0x20 "011010" & X"021", -- 0x25C: OR R01, R02 "100100" & X"031", -- 0x25D: XOUT (0x03), R01 "111011" & X"2BE", -- 0x25E: CALL 0x2BE "000011" & X"201", -- 0x25F: MOV R01, 0x20 "011010" & X"021", -- 0x260: OR R01, R02 "011011" & X"801", -- 0x261: OR R01, 0x80 "100100" & X"031", -- 0x262: XOUT (0x03), R01 "111011" & X"2BE", -- 0x263: CALL 0x2BE "101000" & X"030", -- 0x264: XIN R00, (0x03) "011001" & X"0F0", -- 0x265: AND R00, 0x0F "000011" & X"201", -- 0x266: MOV R01, 0x20 "011010" & X"021", -- 0x267: OR R01, R02 "100100" & X"031", -- 0x268: XOUT (0x03), R01 "111011" & X"2BE", -- 0x269: CALL 0x2BE "111101" & X"001", -- 0x26A: POP R01 "111110" & X"000", -- 0x26B: RET "111100" & X"000", -- 0x26C: PUSH R00 "000011" & X"020", -- 0x26D: MOV R00, 0x02 "100100" & X"0E0", -- 0x26E: XOUT (0x0E), R00 "111101" & X"000", -- 0x26F: POP R00 "111110" & X"000", -- 0x270: RET "111100" & X"000", -- 0x271: PUSH R00 "000011" & X"010", -- 0x272: MOV R00, 0x01 "100100" & X"0E0", -- 0x273: XOUT (0x0E), R00 "111101" & X"000", -- 0x274: POP R00 "111110" & X"000", -- 0x275: RET "111011" & X"28C", -- 0x276: CALL 0x28C "100100" & X"0C1", -- 0x277: XOUT (0x0C), R01 "100100" & X"0B0", -- 0x278: XOUT (0x0B), R00 "111110" & X"000", -- 0x279: RET "111011" & X"28C", -- 0x27A: CALL 0x28C "100100" & X"0D0", -- 0x27B: XOUT (0x0D), R00 "111110" & X"000", -- 0x27C: RET "111100" & X"000", -- 0x27D: PUSH R00 "000100" & X"010", -- 0x27E: MOVX R00, (R01) "010001" & X"011", -- 0x27F: INC R01 "001111" & X"000", -- 0x280: TST R00 "110001" & X"284", -- 0x281: JZ 0x284 "111011" & X"27A", -- 0x282: CALL 0x27A "110000" & X"27E", -- 0x283: JMP 0x27E "111101" & X"000", -- 0x284: POP R00 "111110" & X"000", -- 0x285: RET "111011" & X"26C", -- 0x286: CALL 0x26C "111011" & X"27D", -- 0x287: CALL 0x27D "111110" & X"000", -- 0x288: RET "111011" & X"27D", -- 0x289: CALL 0x27D "111011" & X"26C", -- 0x28A: CALL 0x26C "111110" & X"000", -- 0x28B: RET "111100" & X"000", -- 0x28C: PUSH R00 "101000" & X"0E0", -- 0x28D: XIN R00, (0x0E) "011001" & X"020", -- 0x28E: AND R00, 0x02 "110001" & X"28D", -- 0x28F: JZ 0x28D "111101" & X"000", -- 0x290: POP R00 "111110" & X"000", -- 0x291: RET "111100" & X"00F", -- 0x292: PUSH R15 "000011" & X"0AF", -- 0x293: MOV R15, 0x0A "111011" & X"299", -- 0x294: CALL 0x299 "010101" & X"01F", -- 0x295: DEC R15 "110010" & X"294", -- 0x296: JNZ 0x294 "111101" & X"00F", -- 0x297: POP R15 "111110" & X"000", -- 0x298: RET "111100" & X"00F", -- 0x299: PUSH R15 "000011" & X"0AF", -- 0x29A: MOV R15, 0x0A "111011" & X"2A0", -- 0x29B: CALL 0x2A0 "010101" & X"01F", -- 0x29C: DEC R15 "110010" & X"29B", -- 0x29D: JNZ 0x29B "111101" & X"00F", -- 0x29E: POP R15 "111110" & X"000", -- 0x29F: RET "111100" & X"00F", -- 0x2A0: PUSH R15 "000011" & X"0AF", -- 0x2A1: MOV R15, 0x0A "111011" & X"2A7", -- 0x2A2: CALL 0x2A7 "010101" & X"01F", -- 0x2A3: DEC R15 "110010" & X"2A2", -- 0x2A4: JNZ 0x2A2 "111101" & X"00F", -- 0x2A5: POP R15 "111110" & X"000", -- 0x2A6: RET "111100" & X"00F", -- 0x2A7: PUSH R15 "000011" & X"0AF", -- 0x2A8: MOV R15, 0x0A "111011" & X"2AE", -- 0x2A9: CALL 0x2AE "010101" & X"01F", -- 0x2AA: DEC R15 "110010" & X"2A9", -- 0x2AB: JNZ 0x2A9 "111101" & X"00F", -- 0x2AC: POP R15 "111110" & X"000", -- 0x2AD: RET "111100" & X"00F", -- 0x2AE: PUSH R15 "000011" & X"0AF", -- 0x2AF: MOV R15, 0x0A "111011" & X"2B5", -- 0x2B0: CALL 0x2B5 "010101" & X"01F", -- 0x2B1: DEC R15 "110010" & X"2B0", -- 0x2B2: JNZ 0x2B0 "111101" & X"00F", -- 0x2B3: POP R15 "111110" & X"000", -- 0x2B4: RET "111100" & X"00F", -- 0x2B5: PUSH R15 "000011" & X"63F", -- 0x2B6: MOV R15, 0x63 "000000" & X"000", -- 0x2B7: NOP "000000" & X"000", -- 0x2B8: NOP "000000" & X"000", -- 0x2B9: NOP "010101" & X"01F", -- 0x2BA: DEC R15 "110010" & X"2B7", -- 0x2BB: JNZ 0x2B7 "111101" & X"00F", -- 0x2BC: POP R15 "111110" & X"000", -- 0x2BD: RET "111100" & X"00F", -- 0x2BE: PUSH R15 "000011" & X"09F", -- 0x2BF: MOV R15, 0x09 "000000" & X"000", -- 0x2C0: NOP "000000" & X"000", -- 0x2C1: NOP "000000" & X"000", -- 0x2C2: NOP "010101" & X"01F", -- 0x2C3: DEC R15 "110010" & X"2C0", -- 0x2C4: JNZ 0x2C0 "111101" & X"00F", -- 0x2C5: POP R15 "111110" & X"000", -- 0x2C6: RET "111100" & X"001", -- 0x2C7: PUSH R01 "101000" & X"061", -- 0x2C8: XIN R01, (0x06) "011001" & X"021", -- 0x2C9: AND R01, 0x02 "110010" & X"2C8", -- 0x2CA: JNZ 0x2C8 "100100" & X"020", -- 0x2CB: XOUT (0x02), R00 "111101" & X"001", -- 0x2CC: POP R01 "111110" & X"000", -- 0x2CD: RET "111100" & X"001", -- 0x2CE: PUSH R01 "101000" & X"061", -- 0x2CF: XIN R01, (0x06) "011001" & X"101", -- 0x2D0: AND R01, 0x10 "110001" & X"2CF", -- 0x2D1: JZ 0x2CF "101000" & X"020", -- 0x2D2: XIN R00, (0x02) "111101" & X"001", -- 0x2D3: POP R01 "111110" & X"000" -- 0x2D4: RET ); begin PROM_READ: process(clk, ce) begin if rising_edge(clk) and ce = '1' then dout <= imem_rom(to_integer(addr)); end if; end process; end vga_test;