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Z80: reduce usage of log0

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Change-Id: Ie1935de2075c11a3aeb4f12d1253a5bbf1dc79a0
This commit is contained in:
David Banks 2019-11-10 21:46:27 +00:00
parent 76aec95c50
commit d786c317fd
1 changed files with 46 additions and 29 deletions
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75
firmware/regsz80.c
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@ -3,8 +3,10 @@
// Version 350 of T80 exposes the registers in this order (bit 211..bit 0):
// IFF2, IFF1, IM, IY, HL', DE', BC', IX, HL, DE, BC, PC, SP, R, I, F', A', F, A
#define OFFSET_REG_AF (32 + 0)
#define OFFSET_REG_AFp (32 + 2)
#define OFFSET_REG_A (32 + 0)
#define OFFSET_REG_F (32 + 1)
#define OFFSET_REG_Ap (32 + 2)
#define OFFSET_REG_Fp (32 + 3)
#define OFFSET_REG_I (32 + 4)
#define OFFSET_REG_R (32 + 5)
#define OFFSET_REG_SP (32 + 6)
@ -22,37 +24,52 @@
char statusString[8] = "SZIH-P-C";
void doCmdRegs(char *params) {
int i;
unsigned int p = hwRead16(OFFSET_REG_AF);
log0("Z80 Registers:\n");
log0(" AF=%04X BC=%04X DE=%04X HL=%04X\n",
p,
hwRead16(OFFSET_REG_BC),
hwRead16(OFFSET_REG_DE),
hwRead16(OFFSET_REG_HL));
log0(" 'AF=%04X 'BC=%04X 'DE=%04X 'HL=%04X\n",
hwRead16(OFFSET_REG_AFp),
hwRead16(OFFSET_REG_BCp),
hwRead16(OFFSET_REG_DEp),
hwRead16(OFFSET_REG_HLp));
uint8_t i;
uint8_t p = hwRead16(OFFSET_REG_F);
logstr("Z80 Registers:\n AF=");
loghex2(hwRead8(OFFSET_REG_A));
loghex2(p);
logstr(" BC=");
loghex4(hwRead16(OFFSET_REG_BC));
logstr(" DE=");
loghex4(hwRead16(OFFSET_REG_DE));
logstr(" HL=");
loghex4(hwRead16(OFFSET_REG_HL));
logstr("\n 'AF=");
loghex2(hwRead8(OFFSET_REG_Ap));
loghex2(hwRead8(OFFSET_REG_Fp));
logstr(" 'BC=");
loghex4(hwRead16(OFFSET_REG_BCp));
logstr(" 'DE=");
loghex4(hwRead16(OFFSET_REG_DEp));
logstr(" 'HL=");
loghex4(hwRead16(OFFSET_REG_HLp));
int iff2_iff1_im = hwRead8(OFFSET_REG_IFF) & 15;
log0(" IX=%04X IY=%04X PC=%04X SP=%04X I=%02X R=%02X IM=%X IFF1=%X IFF2=%X\n",
hwRead16(OFFSET_REG_IX),
hwRead16(OFFSET_REG_IY),
hwRead16(OFFSET_REG_PC),
hwRead16(OFFSET_REG_SP),
hwRead8(OFFSET_REG_I),
hwRead8(OFFSET_REG_R),
(iff2_iff1_im & 3),
(iff2_iff1_im >> 2) & 1,
(iff2_iff1_im >> 3) & 1
);
logstr("\n IX=");
loghex4(hwRead16(OFFSET_REG_IX));
logstr(" IY=");
loghex4(hwRead16(OFFSET_REG_IY));
logstr(" PC=");
loghex4(hwRead16(OFFSET_REG_PC));
logstr(" SP=");
loghex4(hwRead16(OFFSET_REG_SP));
logstr(" I=");
loghex2(hwRead8(OFFSET_REG_I));
logstr(" R=");
loghex2(hwRead8(OFFSET_REG_R));
logstr(" IM=");
loghex1((iff2_iff1_im & 3));
logstr(" IFF1=");
loghex1((iff2_iff1_im >> 2) & 1);
logstr(" IFF2=");
loghex1((iff2_iff1_im >> 3) & 1);
logc('\n');
char *sp = statusString;
log0(" Status: ");
logstr(" Status: ");
for (i = 0; i <= 7; i++) {
log0("%c", ((p & 128) ? (*sp) : '-'));
logc(((p & 128) ? (*sp) : '-'));
p <<= 1;
sp++;
}
log0("\n");
logc('\n');
}