uint32_t m68kSR = m68k_get_reg(NULL, M68K_REG_SR);
sprintf(string, "PC: %06X SR: %04X<br><br>", m68kPC, m68kSR);
s += QString(string);
+/*
+SR format:
++--+--+--+--+ +--+--+--+--+ +--+--+--+--+ +--+--+--+--+
+|T1|T0| S| M| |--|I2|I1|I0| |--|--|--| X| | N| Z| V| C|
++--+--+--+--+ +--+--+--+--+ +--+--+--+--+ +--+--+--+--+
+ T - Trace (T1 only in 68K, T0 = 0)
+ S - Supervisor flag
+ M - Master/Interrupt flag (= 0 in 68K)
+ I - Interrupt level mask
+ X - Extend flag
+ N - Negative flag
+ Z - Zero flag
+ V - Overflow flag
+ C - Carry flag
+*/
uint32_t m68kA0 = m68k_get_reg(NULL, M68K_REG_A0);
uint32_t m68kA1 = m68k_get_reg(NULL, M68K_REG_A1);
s += QString(string);
// GPU
- sprintf(string, "GPU PC: %06X FLAGS: %08X<br><br>", GPUReadLong(0xF02010), GPUReadLong(0xF02000));
+ sprintf(string, "GPU PC: %06X FLAGS: %04X SR: %04X<br><br>", GPUReadLong(0xF02110, DEBUG), GPUReadLong(0xF02100, DEBUG), GPUReadLong(0xF02114, DEBUG));
s += QString(string);
+/*
+GPU Flags:
+0 - Zero flag
+1 - Carry flag
+2 - Negative flag
+3 - IMASK (writing 0 clears, 1 has no effect)
+4-8 - IRQ enable 0 - 4
+9-13 - IRQ latch clear 0 - 4
+14 - REGPAGE
+15 - DMAEN
+
+GPU Control:
+0 - GPU Go
+1 - CPUINT
+2 - GPUINT0
+3 - Single Step
+4 - Single step go
+5 - Unused
+6-10 - IRQ Latch 0 - 4
+11 - Bus Hog
+12-15 - Version
+*/
sprintf(string, "Bank 0:<br>"
"R00: %08X R01: %08X R02: %08X R03: %08X<br>"
s += QString(string);
// DSP
- sprintf(string, "DSP PC: %06X FLAGS: %08X<br><br>", DSPReadLong(0xF1A110), DSPReadLong(0xF1A100));
+ sprintf(string, "DSP PC: %06X FLAGS: %05X SR: %05X<br><br>", DSPReadLong(0xF1A110, DEBUG), DSPReadLong(0xF1A100, DEBUG), DSPReadLong(0xF1A114, DEBUG));
s += QString(string);
+/*
+DSP Flags:
+0 - Zero flag
+1 - Carry flag
+2 - Negative flag
+3 - IMASK (writing 0 clears, 1 has no effect)
+4-8 - IRQ enable 0 - 4
+9-13 - IRQ latch clear 0 - 4
+14 - REGPAGE
+15 - DMAEN
+16 - IRQ enable 5
+17 - IRQ latch clear 5
+
+DSP Control:
+0 - DSP Go
+1 - CPUINT
+2 - DSPINT0
+3 - Single Step
+4 - Single step go
+5 - Unused
+6-10 - IRQ Latch 0 - 4
+11 - Bus Hog
+12-15 - Version
+16 - IRQ Latch 5
+*/
sprintf(string, "Bank 0:<br>"
"R00: %08X R01: %08X R02: %08X R03: %08X<br>"