45 lines
1022 B
C
45 lines
1022 B
C
#include "AtomBusMon.h"
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#define OFFSET_REG_A 32
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#define OFFSET_REG_B 33
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#define OFFSET_REG_X 34
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#define OFFSET_REG_Y 36
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#define OFFSET_REG_U 38
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#define OFFSET_REG_S 40
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#define OFFSET_REG_PC 42
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#define OFFSET_REG_D 44
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#define OFFSET_REG_CC 45
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const char statusString[8] = "EFHINZVC";
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void doCmdRegs(char *params) {
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uint16_t i;
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uint8_t p = hwRead8(OFFSET_REG_CC);
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const char *sp = statusString;
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logstr("6809 Registers:\n A=");
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loghex2(hwRead8(OFFSET_REG_A));
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logstr(" B=");
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loghex2(hwRead8(OFFSET_REG_B));
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logstr(" X=");
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loghex4(hwRead16(OFFSET_REG_X));
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logstr(" Y=");
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loghex4(hwRead16(OFFSET_REG_Y));
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logstr("\n CC=");
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loghex2(p);
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logstr(" D=");
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loghex2(hwRead8(OFFSET_REG_D));
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logstr(" U=");
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loghex4(hwRead16(OFFSET_REG_U));
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logstr(" S=");
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loghex4(hwRead16(OFFSET_REG_S));
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logstr(" PC=");
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loghex4(hwRead16(OFFSET_REG_PC));
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logstr("\n Status: ");
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for (i = 0; i <= 7; i++) {
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logc(((p & 128) ? (*sp) : '-'));
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p <<= 1;
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sp++;
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}
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logc('\n');
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}
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