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Z80: fix display of int/nmi/halted state

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Change-Id: I3e790598d6d2f1520e1ba4df3b79beaf3c8736f2
This commit is contained in:
David Banks 2021-07-04 19:20:25 +01:00
parent 4b3ed52454
commit 0d837de8a6
1 changed files with 8 additions and 8 deletions
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14
firmware/disz80.c
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@ -530,9 +530,9 @@ static const unsigned char cmd_ED40[192] PROGMEM = {
NOP,0,0 NOP,0,0
}; };
static const char word_EX_HALT[] PROGMEM = "**HALT**"; static const char msg_HALT[] PROGMEM = "**HALT**\n";
static const char word_EX_INT[] PROGMEM = "**INT**"; static const char msg_INT[] PROGMEM = "**INT**\n";
static const char word_EX_NMI[] PROGMEM = "**NMI**"; static const char msg_NMI[] PROGMEM = "**NMI**\n";
unsigned char cmd_halt[] = { HALT,0,0 }; unsigned char cmd_halt[] = { HALT,0,0 };
unsigned char cmd_nop[] = { NOP,0,0 }; unsigned char cmd_nop[] = { NOP,0,0 };
@ -906,16 +906,16 @@ addr_t disassemble(addr_t addr) {
// Opcode // Opcode
ptr = buffer + 21; ptr = buffer + 21;
if (PDC_DIN & 0x80) { if (PDC_DIN & 0x80) {
strcpy_P(ptr, PSTR("**HALT**")); strcpy_P(ptr, msg_HALT);
} else if (PDC_DIN & 0x40) { } else if (PDC_DIN & 0x40) {
strcpy(ptr, PSTR("**NMI**")); strcpy(ptr, msg_NMI);
} else if (PDC_DIN & 0x20) { } else if (PDC_DIN & 0x20) {
strcpy(ptr, PSTR("**INT**")); strcpy(ptr, msg_INT);
} else { } else {
ptr = disassem(ptr, &addr2); ptr = disassem(ptr, &addr2);
}
*ptr++ = '\n'; *ptr++ = '\n';
*ptr++ = '\0'; *ptr++ = '\0';
}
// Hex // Hex
loadAddr(addr); loadAddr(addr);