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https://github.com/buserror/mii_emu.git
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Sorted muu_sw.h
Also added a cycle-count test Signed-off-by: Michel Pollet <buserror@gmail.com>
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src/mii_sw.h
46
src/mii_sw.h
@ -1,5 +1,10 @@
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/*
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* mii_sw.h
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*
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* Copyright (C) 2023 Michel Pollet <buserror@gmail.com>
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*
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* SPDX-License-Identifier: MIT
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*/
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#pragma once
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enum {
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@ -59,27 +64,29 @@ enum {
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};
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/*
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* This is for a bitfield in mii_t that keeps track of the state of the
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* softswitches used for memory mapping and video.
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*/
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enum {
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B_SW80STORE = ( 0),
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// B_SWVBL = ( 1),
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B_SWALTCHARSET = ( 2),
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B_SW80COL = ( 3),
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B_SWTEXT = ( 4),
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B_SWMIXED = ( 5),
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B_SWPAGE2 = ( 6),
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B_SWHIRES = ( 7),
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B_SWRAMRD = ( 8),
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B_SWRAMWRT = ( 9),
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B_SWINTCXROM = (10),
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B_SWALTPZ = (11),
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B_SWSLOTC3ROM = (12),
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B_BSRWRITE = (13),
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B_BSRREAD = (14),
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B_BSRPAGE2 = (15),
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B_SWDHIRES = (16),
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B_SWALTCHARSET = ( 1),
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B_SW80COL = ( 2),
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B_SWTEXT = ( 3),
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B_SWMIXED = ( 4),
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B_SWPAGE2 = ( 5),
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B_SWHIRES = ( 6),
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B_SWRAMRD = ( 7),
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B_SWRAMWRT = ( 8),
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B_SWINTCXROM = ( 9),
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B_SWALTPZ = (10),
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B_SWSLOTC3ROM = (11),
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B_BSRWRITE = (12),
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B_BSRREAD = (13),
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B_BSRPAGE2 = (14),
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B_SWDHIRES = (15),
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M_SW80STORE = (1 << B_SW80STORE),
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// M_SWVBL = (1 << B_SWVBL),
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M_SWALTCHARSET = (1 << B_SWALTCHARSET),
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M_SW80COL = (1 << B_SW80COL),
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M_SWTEXT = (1 << B_SWTEXT),
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@ -100,7 +107,6 @@ enum {
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// unused is to prevent the stupid warnings about unused static stuff
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static const char __attribute__((unused)) *mii_sw_names[] = {
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"80STORE",
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"VBL",
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"ALTCHARSET",
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"80COL",
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"TEXT",
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@ -439,6 +439,25 @@ int main()
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_run_this("SED ADC 99", doSED_ADC(0x99, 0), 0x99, N | D, 0);
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_run_this("SED ADC 99", doSED_ADC(0x99, 1), 0x00, C | D, 0);
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_run_this("SED ADC BD", doSED_ADC(0xBD, 0), 0x23, C | D, 0);
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_run_this("LDA ($aa)",
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" LDA #$00\n"
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" TAY\n"
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" TYA\n"
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" STA $c064\n"
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" LDX #$00\n"
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" LDA $c070\n"
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" LDY #$00\n"
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" NOP\n"
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" NOP\n"
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"l LDA $c064,X\n"
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" BPL end\n"
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" INY \n"
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" BNE l\n"
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" DEY \n"
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"end BRK\n",
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0xAA, N, 1);
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#if 0
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// _run_this("SED ADC FF", doSED_ADC(0xFF, 0), 0x65, C | D | N, 0);
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