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WindEmu/WindCore/windermere.cpp

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add draft Osaris/ER4 emulation
2019-12-24 23:34:02 +00:00
#include "windermere.h"
#include "wind_defs.h"
#include "hardware.h"
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#include <time.h>
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#include "common.h"
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make the memory configurable at compile time
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//#define INCLUDE_D
//#define INCLUDE_BANK1
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make Osaris and 5mx emulator classes inherit from a shared base
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namespace Windermere {
Emulator::Emulator() : EmuBase(true), etna(this) {
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}
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uint32_t Emulator::getRTC() {
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return time(nullptr) - 946684800;
}
make Osaris and 5mx emulator classes inherit from a shared base
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uint32_t Emulator::readReg8(uint32_t reg) {
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if ((reg & 0xF00) == 0x600) {
return uart1.readReg8(reg & 0xFF);
} else if ((reg & 0xF00) == 0x700) {
return uart2.readReg8(reg & 0xFF);
} else if (reg == TC1CTRL) {
return tc1.config;
} else if (reg == TC2CTRL) {
return tc2.config;
} else if (reg == PADR) {
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return readKeyboard();
initial commit
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} else if (reg == PBDR) {
return (portValues >> 16) & 0xFF;
} else if (reg == PCDR) {
return (portValues >> 8) & 0xFF;
} else if (reg == PDDR) {
return portValues & 0xFF;
} else if (reg == PADDR) {
return (portDirections >> 24) & 0xFF;
} else if (reg == PBDDR) {
return (portDirections >> 16) & 0xFF;
} else if (reg == PCDDR) {
return (portDirections >> 8) & 0xFF;
} else if (reg == PDDDR) {
return portDirections & 0xFF;
} else {
broken draft of a fully custom ARM emulator core
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// printf("RegRead8 unknown:: pc=%08x lr=%08x reg=%03x\n", getGPR(15)-4, getGPR(14), reg);
initial commit
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return 0xFF;
}
}
make Osaris and 5mx emulator classes inherit from a shared base
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uint32_t Emulator::readReg32(uint32_t reg) {
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if (reg == LCDCTL) {
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printf("LCD control read pc=%08x lr=%08x !!!\n", getGPR(15), getGPR(14));
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return lcdControl;
} else if (reg == LCDST) {
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printf("LCD state read pc=%08x lr=%08x !!!\n", getGPR(15), getGPR(14));
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return 0xFFFFFFFF;
} else if (reg == PWRSR) {
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// printf("!!! PWRSR read pc=%08x lr=%08x !!!\n", getGPR(15), getGPR(14));
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return pwrsr;
} else if (reg == INTSR) {
return pendingInterrupts & interruptMask;
} else if (reg == INTRSR) {
return pendingInterrupts;
} else if (reg == INTENS) {
return interruptMask;
} else if ((reg & 0xF00) == 0x600) {
return uart1.readReg32(reg & 0xFF);
} else if ((reg & 0xF00) == 0x700) {
return uart2.readReg32(reg & 0xFF);
} else if (reg == TC1VAL) {
return tc1.value;
} else if (reg == TC2VAL) {
return tc2.value;
implement touch panel for 5mx
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} else if (reg == SSDR) {
// as per 5000A7B0 in 5mx rom
uint16_t ssiValue = 0;
switch (lastSSIRequest) {
// case 0x9093: ssiValue = (uint16_t)(1156 - (touchY * 3.96)); break;
// case 0xD0D3: ssiValue = (uint16_t)(2819 - (touchX * 3.91)); break;
case 0x9093: ssiValue = (uint16_t)(1156 - (touchY * 3.96)); break;
case 0xD0D3: ssiValue = (uint16_t)(1276 + (touchX * 3.91)); break;
case 0xA4A4: ssiValue = 3100; break; // MainBattery
case 0xE4E4: ssiValue = 3100; break; // BackupBattery
}
uint32_t ret = 0;
if (ssiReadCounter == 4) ret = (ssiValue >> 5) & 0x7F;
if (ssiReadCounter == 5) ret = (ssiValue << 3) & 0xF8;
ssiReadCounter++;
if (ssiReadCounter == 6) ssiReadCounter = 0;
// by hardware we should be clearing SSEOTI here, i think
// but we just leave it on to simplify things
return ret;
} else if (reg == SSSR) {
initial commit
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return 0;
} else if (reg == RTCDRL) {
uint16_t v = rtc & 0xFFFF;
// printf("RTCDRL: %04x\n", v);
return v;
} else if (reg == RTCDRU) {
uint16_t v = rtc >> 16;
// printf("RTCDRU: %04x\n", v);
return v;
} else if (reg == KSCAN) {
return kScan;
} else {
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// printf("RegRead32 unknown:: pc=%08x lr=%08x reg=%03x\n", getGPR(15)-4, getGPR(14), reg);
initial commit
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return 0xFFFFFFFF;
}
}
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void Emulator::writeReg8(uint32_t reg, uint8_t value) {
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if ((reg & 0xF00) == 0x600) {
uart1.writeReg8(reg & 0xFF, value);
} else if ((reg & 0xF00) == 0x700) {
uart2.writeReg8(reg & 0xFF, value);
} else if (reg == TC1CTRL) {
tc1.config = value;
} else if (reg == TC2CTRL) {
tc2.config = value;
} else if (reg == PADR) {
uint32_t oldPorts = portValues;
portValues &= 0x00FFFFFF;
portValues |= (uint32_t)value << 24;
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diffPorts(oldPorts, portValues);
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} else if (reg == PBDR) {
uint32_t oldPorts = portValues;
portValues &= 0xFF00FFFF;
portValues |= (uint32_t)value << 16;
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if ((portValues & 0x10000) && !(oldPorts & 0x10000))
etna.setPromBit0High();
else if (!(portValues & 0x10000) && (oldPorts & 0x10000))
etna.setPromBit0Low();
if ((portValues & 0x20000) && !(oldPorts & 0x20000))
etna.setPromBit1High();
make Osaris and 5mx emulator classes inherit from a shared base
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diffPorts(oldPorts, portValues);
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} else if (reg == PCDR) {
uint32_t oldPorts = portValues;
portValues &= 0xFFFF00FF;
portValues |= (uint32_t)value << 8;
make Osaris and 5mx emulator classes inherit from a shared base
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diffPorts(oldPorts, portValues);
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} else if (reg == PDDR) {
uint32_t oldPorts = portValues;
portValues &= 0xFFFFFF00;
portValues |= (uint32_t)value;
make Osaris and 5mx emulator classes inherit from a shared base
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diffPorts(oldPorts, portValues);
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} else if (reg == PADDR) {
portDirections &= 0x00FFFFFF;
portDirections |= (uint32_t)value << 24;
} else if (reg == PBDDR) {
portDirections &= 0xFF00FFFF;
portDirections |= (uint32_t)value << 16;
} else if (reg == PCDDR) {
portDirections &= 0xFFFF00FF;
portDirections |= (uint32_t)value << 8;
} else if (reg == PDDDR) {
portDirections &= 0xFFFFFF00;
portDirections |= (uint32_t)value;
} else if (reg == KSCAN) {
kScan = value;
} else {
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// printf("RegWrite8 unknown:: pc=%08x reg=%03x value=%02x\n", getGPR(15)-4, reg, value);
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}
}
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void Emulator::writeReg32(uint32_t reg, uint32_t value) {
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if (reg == LCDCTL) {
printf("LCD: ctl write %08x\n", value);
lcdControl = value;
} else if (reg == LCD_DBAR1) {
printf("LCD: address write %08x\n", value);
lcdAddress = value;
} else if (reg == LCDT0) {
printf("LCD: horz timing write %08x\n", value);
} else if (reg == LCDT1) {
printf("LCD: vert timing write %08x\n", value);
} else if (reg == LCDT2) {
printf("LCD: clocks write %08x\n", value);
} else if (reg == INTENS) {
make Osaris and 5mx emulator classes inherit from a shared base
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// diffInterrupts(interruptMask, interruptMask | value);
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interruptMask |= value;
} else if (reg == INTENC) {
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// diffInterrupts(interruptMask, interruptMask &~ value);
initial commit
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interruptMask &= ~value;
} else if (reg == HALT) {
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halted = true;
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// BLEOI = 0x410,
// MCEOI = 0x414,
} else if (reg == TEOI) {
pendingInterrupts &= ~(1 << TINT);
// TEOI = 0x418,
// STFCLR = 0x41C,
// E2EOI = 0x420,
} else if ((reg & 0xF00) == 0x600) {
uart1.writeReg32(reg & 0xFF, value);
} else if ((reg & 0xF00) == 0x700) {
uart2.writeReg32(reg & 0xFF, value);
implement touch panel for 5mx
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} else if (reg == SSDR) {
if (value != 0)
lastSSIRequest = (lastSSIRequest >> 8) | (value & 0xFF00);
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} else if (reg == TC1LOAD) {
tc1.load(value);
} else if (reg == TC1EOI) {
pendingInterrupts &= ~(1 << TC1OI);
} else if (reg == TC2LOAD) {
tc2.load(value);
} else if (reg == TC2EOI) {
pendingInterrupts &= ~(1 << TC2OI);
} else {
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// printf("RegWrite32 unknown:: pc=%08x reg=%03x value=%08x\n", getGPR(15)-4, reg, value);
initial commit
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}
}
make Osaris and 5mx emulator classes inherit from a shared base
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MaybeU32 Emulator::readPhysical(uint32_t physAddr, ValueSize valueSize) {
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uint8_t region = (physAddr >> 24) & 0xF1;
if (valueSize == V8) {
if (region == 0)
return ROM[physAddr & 0xFFFFFF];
turns out it's an ARM710T in the 5mx, not an ARM710a
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else if (region == 0x10)
return ROM2[physAddr & 0x3FFFF];
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else if (region == 0x20 && physAddr <= 0x20000FFF)
return etna.readReg8(physAddr & 0xFFF);
else if (region == 0x80 && physAddr <= 0x80000FFF)
return readReg8(physAddr & 0xFFF);
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#if defined(INCLUDE_BANK1)
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else if (region == 0xC0)
return MemoryBlockC0[physAddr & MemoryBlockMask];
else if (region == 0xC1)
return MemoryBlockC1[physAddr & MemoryBlockMask];
else if (region == 0xD0)
return MemoryBlockD0[physAddr & MemoryBlockMask];
else if (region == 0xD1)
return MemoryBlockD1[physAddr & MemoryBlockMask];
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#elif defined(INCLUDE_D)
else if (region == 0xC0 || region == 0xC1)
return MemoryBlockC0[physAddr & MemoryBlockMask];
else if (region == 0xD0 || region == 0xD1)
return MemoryBlockD0[physAddr & MemoryBlockMask];
#else
else if (region == 0xC0 || region == 0xC1 || region == 0xD0 || region == 0xD1)
return MemoryBlockC0[physAddr & MemoryBlockMask];
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#endif
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else if (region >= 0xC0)
return 0xFF; // just throw accesses to unmapped RAM away
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} else {
uint32_t result;
if (region == 0)
LOAD_32LE(result, physAddr & 0xFFFFFF, ROM);
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else if (region == 0x10)
LOAD_32LE(result, physAddr & 0x3FFFF, ROM2);
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else if (region == 0x20 && physAddr <= 0x20000FFF)
result = etna.readReg32(physAddr & 0xFFF);
else if (region == 0x80 && physAddr <= 0x80000FFF)
result = readReg32(physAddr & 0xFFF);
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#if defined(INCLUDE_BANK1)
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else if (region == 0xC0)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockC0);
else if (region == 0xC1)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockC1);
else if (region == 0xD0)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockD0);
else if (region == 0xD1)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockD1);
make the memory configurable at compile time
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#elif defined(INCLUDE_D)
else if (region == 0xC0 || region == 0xC1)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockC0);
else if (region == 0xD0 || region == 0xD1)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockD0);
#else
else if (region == 0xC0 || region == 0xC1 || region == 0xD0 || region == 0xD1)
LOAD_32LE(result, physAddr & MemoryBlockMask, MemoryBlockC0);
support for extra memory banks (not working yet, needs more debugging)
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#endif
lots of arm710a fixes
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else if (region >= 0xC0)
return 0xFFFFFFFF; // just throw accesses to unmapped RAM away
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else
return {};
return result;
}
initial commit
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return {};
initial commit
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}
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make Osaris and 5mx emulator classes inherit from a shared base
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bool Emulator::writePhysical(uint32_t value, uint32_t physAddr, ValueSize valueSize) {
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uint8_t region = (physAddr >> 24) & 0xF1;
if (valueSize == V8) {
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#if defined(INCLUDE_BANK1)
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if (region == 0xC0)
MemoryBlockC0[physAddr & MemoryBlockMask] = (uint8_t)value;
else if (region == 0xC1)
MemoryBlockC1[physAddr & MemoryBlockMask] = (uint8_t)value;
else if (region == 0xD0)
MemoryBlockD0[physAddr & MemoryBlockMask] = (uint8_t)value;
else if (region == 0xD1)
MemoryBlockD1[physAddr & MemoryBlockMask] = (uint8_t)value;
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#elif defined(INCLUDE_D)
if (region == 0xC0 || region == 0xC1)
MemoryBlockC0[physAddr & MemoryBlockMask] = (uint8_t)value;
else if (region == 0xD0 || region == 0xD1)
MemoryBlockD0[physAddr & MemoryBlockMask] = (uint8_t)value;
#else
if (region == 0xC0 || region == 0xC1 || region == 0xD0 || region == 0xD1)
MemoryBlockC0[physAddr & MemoryBlockMask] = (uint8_t)value;
support for extra memory banks (not working yet, needs more debugging)
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#endif
lots of arm710a fixes
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else if (region >= 0xC0)
return true; // just throw accesses to unmapped RAM away
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else if (region == 0x20 && physAddr <= 0x20000FFF)
etna.writeReg8(physAddr & 0xFFF, value);
else if (region == 0x80 && physAddr <= 0x80000FFF)
writeReg8(physAddr & 0xFFF, value);
else
return false;
} else {
uint8_t region = (physAddr >> 24) & 0xF1;
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#if defined(INCLUDE_BANK1)
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if (region == 0xC0)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockC0);
else if (region == 0xC1)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockC1);
else if (region == 0xD0)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockD0);
else if (region == 0xD1)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockD1);
make the memory configurable at compile time
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#elif defined(INCLUDE_D)
if (region == 0xC0 || region == 0xC1)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockC0);
else if (region == 0xD0 || region == 0xD1)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockD0);
#else
if (region == 0xC0 || region == 0xC1 || region == 0xD0 || region == 0x01)
STORE_32LE(value, physAddr & MemoryBlockMask, MemoryBlockC0);
support for extra memory banks (not working yet, needs more debugging)
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#endif
lots of arm710a fixes
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else if (region >= 0xC0)
return true; // just throw accesses to unmapped RAM away
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else if (region == 0x20 && physAddr <= 0x20000FFF)
etna.writeReg32(physAddr & 0xFFF, value);
else if (region == 0x80 && physAddr <= 0x80000FFF)
writeReg32(physAddr & 0xFFF, value);
else
return false;
}
return true;
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::configure() {
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if (configured) return;
configured = true;
initial commit
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make enough things work to boot EPOC32 successfully
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srand(1000);
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uart1.cpu = this;
uart2.cpu = this;
memset(&tc1, 0, sizeof(tc1));
memset(&tc2, 0, sizeof(tc1));
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tc1.clockSpeed = CLOCK_SPEED;
tc2.clockSpeed = CLOCK_SPEED;
initial commit
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nextTickAt = TICK_INTERVAL;
rtc = getRTC();
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reset();
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::loadROM(uint8_t *buffer, size_t size) {
memcpy(ROM, buffer, min(size, sizeof(ROM)));
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::executeUntil(int64_t cycles) {
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if (!configured)
configure();
while (!asleep && passedCycles < cycles) {
if (passedCycles >= nextTickAt) {
// increment RTCDIV
if ((pwrsr & 0x3F) == 0x3F) {
rtc++;
pwrsr &= ~0x3F;
} else {
pwrsr++;
}
nextTickAt += TICK_INTERVAL;
pendingInterrupts |= (1<<TINT);
}
if (tc1.tick(passedCycles))
pendingInterrupts |= (1<<TC1OI);
if (tc2.tick(passedCycles))
pendingInterrupts |= (1<<TC2OI);
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if ((pendingInterrupts & interruptMask & FIQ_INTERRUPTS) != 0 && canAcceptFIQ()) {
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requestFIQ();
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halted = false;
}
if ((pendingInterrupts & interruptMask & IRQ_INTERRUPTS) != 0 && canAcceptIRQ()) {
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requestIRQ();
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halted = false;
}
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// what's running?
if (halted) {
// keep the clock moving
passedCycles++;
} else {
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if (auto v = virtToPhys(getGPR(15) - 0xC); v.has_value() && instructionReady())
debugPC(v.value());
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passedCycles += tick();
uint32_t new_pc = getGPR(15) - 0xC;
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if (_breakpoints.find(new_pc) != _breakpoints.end()) {
turns out it's an ARM710T in the 5mx, not an ARM710a
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log("⚠️ Breakpoint triggered at %08x!", new_pc);
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return;
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}
make enough things work to boot EPOC32 successfully
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if (new_pc >= 0x80000000 && new_pc <= 0x90000000) {
log("BAD PC %08x!!", new_pc);
logPcHistory();
return;
}
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}
}
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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const char *Emulator::identifyObjectCon(uint32_t ptr) {
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if (ptr == readVirtualDebug(0x80000980, V32).value()) return "process";
if (ptr == readVirtualDebug(0x80000984, V32).value()) return "thread";
if (ptr == readVirtualDebug(0x80000988, V32).value()) return "chunk";
// if (ptr == readVirtualDebug(0x8000098C, V32).value()) return "semaphore";
// if (ptr == readVirtualDebug(0x80000990, V32).value()) return "mutex";
if (ptr == readVirtualDebug(0x80000994, V32).value()) return "logicaldevice";
if (ptr == readVirtualDebug(0x80000998, V32).value()) return "physicaldevice";
if (ptr == readVirtualDebug(0x8000099C, V32).value()) return "channel";
if (ptr == readVirtualDebug(0x800009A0, V32).value()) return "server";
// if (ptr == readVirtualDebug(0x800009A4, V32).value()) return "unk9A4"; // name always null
if (ptr == readVirtualDebug(0x800009AC, V32).value()) return "library";
// if (ptr == readVirtualDebug(0x800009B0, V32).value()) return "unk9B0"; // name always null
// if (ptr == readVirtualDebug(0x800009B4, V32).value()) return "unk9B4"; // name always null
return NULL;
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::fetchStr(uint32_t str, char *buf) {
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if (str == 0) {
strcpy(buf, "<NULL>");
return;
}
int size = readVirtualDebug(str, V32).value();
for (int i = 0; i < size; i++) {
buf[i] = readVirtualDebug(str + 4 + i, V8).value();
}
buf[size] = 0;
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::fetchName(uint32_t obj, char *buf) {
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fetchStr(readVirtualDebug(obj + 0x10, V32).value(), buf);
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::fetchProcessFilename(uint32_t obj, char *buf) {
broken draft of a fully custom ARM emulator core
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fetchStr(readVirtualDebug(obj + 0x3C, V32).value(), buf);
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::debugPC(uint32_t pc) {
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char objName[1000];
if (pc == 0x2CBC4) {
// CObjectCon::AddL()
uint32_t container = getGPR(0);
uint32_t obj = getGPR(1);
const char *wut = identifyObjectCon(container);
if (wut) {
fetchName(obj, objName);
if (strcmp(wut, "process") == 0) {
lots of arm710a fixes
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char procName[1000];
fetchProcessFilename(obj, procName);
log("OBJS: added %s at %08x <%s> <%s>", wut, obj, objName, procName);
} else {
log("OBJS: added %s at %08x <%s>", wut, obj, objName);
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}
}
}
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if (pc == 0x6D8) {
uint32_t virtAddr = getGPR(0);
uint32_t physAddr = getGPR(1);
uint32_t btIndex = getGPR(2);
uint32_t regionSize = getGPR(3);
log("KERNEL MMU SECTION: v:%08x p:%08x size:%08x idx:%02x",
virtAddr, physAddr, regionSize, btIndex);
}
if (pc == 0x710) {
uint32_t virtAddr = getGPR(0);
uint32_t physAddr = getGPR(1);
uint32_t btIndex = getGPR(2);
uint32_t regionSize = getGPR(3);
uint32_t pageTableA = getGPR(4);
uint32_t pageTableB = getGPR(5);
log("KERNEL MMU PAGES: v:%08x p:%08x size:%08x idx:%02x tableA:%08x tableB:%08x",
virtAddr, physAddr, regionSize, btIndex, pageTableA, pageTableB);
}
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if (pc == 0x1576C) {
uint32_t rawEvent = getGPR(0);
uint32_t evtType = readVirtualDebug(rawEvent, V32).value_or(0);
uint32_t evtTick = readVirtualDebug(rawEvent + 4, V32).value_or(0);
uint32_t evtParamA = readVirtualDebug(rawEvent + 8, V32).value_or(0);
uint32_t evtParamB = readVirtualDebug(rawEvent + 0xC, V32).value_or(0);
const char *n = "???";
switch (evtType) {
case 0: n = "ENone"; break;
case 1: n = "EPointerMove"; break;
case 2: n = "EPointerSwitchOn"; break;
case 3: n = "EKeyDown"; break;
case 4: n = "EKeyUp"; break;
case 5: n = "ERedraw"; break;
case 6: n = "ESwitchOn"; break;
case 7: n = "EActive"; break;
case 8: n = "EInactive"; break;
case 9: n = "EUpdateModifiers"; break;
case 10: n = "EButton1Down"; break;
case 11: n = "EButton1Up"; break;
case 12: n = "EButton2Down"; break;
case 13: n = "EButton2Up"; break;
case 14: n = "EButton3Down"; break;
case 15: n = "EButton3Up"; break;
case 16: n = "ESwitchOff"; break;
}
log("EVENT %s: tick=%d params=%08x,%08x", n, evtTick, evtParamA, evtParamB);
}
initial commit
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}
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const char *Emulator::getDeviceName() const { return "Series 5mx"; }
int Emulator::getDigitiserWidth() const { return 695; }
int Emulator::getDigitiserHeight() const { return 280; }
int Emulator::getLCDOffsetX() const { return 45; }
int Emulator::getLCDOffsetY() const { return 5; }
int Emulator::getLCDWidth() const { return 640; }
int Emulator::getLCDHeight() const { return 240; }
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::readLCDIntoBuffer(uint8_t **lines) const {
if ((lcdAddress >> 24) == 0xC0) {
const uint8_t *lcdBuf = &MemoryBlockC0[lcdAddress & MemoryBlockMask];
int width = 640, height = 240;
// fetch palette
int bpp = 1 << (lcdBuf[1] >> 4);
int ppb = 8 / bpp;
uint16_t palette[16];
for (int i = 0; i < 16; i++)
palette[i] = lcdBuf[i*2] | ((lcdBuf[i*2+1] << 8) & 0xF00);
// build our image out
int lineWidth = (width * bpp) / 8;
for (int y = 0; y < height; y++) {
int lineOffs = 0x20 + (lineWidth * y);
for (int x = 0; x < width; x++) {
uint8_t byte = lcdBuf[lineOffs + (x / ppb)];
int shift = (x & (ppb - 1)) * bpp;
int mask = (1 << bpp) - 1;
int palIdx = (byte >> shift) & mask;
int palValue = palette[palIdx];
palValue |= (palValue << 4);
lines[y][x] = palValue ^ 0xFF;
}
}
}
initial commit
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}
make Osaris and 5mx emulator classes inherit from a shared base
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void Emulator::diffPorts(uint32_t oldval, uint32_t newval) {
uint32_t changes = oldval ^ newval;
if (changes & 1) log("PRT codec enable: %d", newval&1);
if (changes & 2) log("PRT audio amp enable: %d", newval&2);
if (changes & 4) log("PRT lcd power: %d", newval&4);
if (changes & 8) log("PRT etna door: %d", newval&8);
if (changes & 0x10) log("PRT sled: %d", newval&0x10);
if (changes & 0x20) log("PRT pump pwr2: %d", newval&0x20);
if (changes & 0x40) log("PRT pump pwr1: %d", newval&0x40);
if (changes & 0x80) log("PRT etna err: %d", newval&0x80);
if (changes & 0x100) log("PRT rs-232 rts: %d", newval&0x100);
if (changes & 0x200) log("PRT rs-232 dtr toggle: %d", newval&0x200);
if (changes & 0x400) log("PRT disable power led: %d", newval&0x400);
if (changes & 0x800) log("PRT enable uart1: %d", newval&0x800);
if (changes & 0x1000) log("PRT lcd backlight: %d", newval&0x1000);
if (changes & 0x2000) log("PRT enable uart0: %d", newval&0x2000);
if (changes & 0x4000) log("PRT dictaphone: %d", newval&0x4000);
// PROM read process makes this super spammy in stdout
// if (changes & 0x10000) log("PRT EECS: %d", newval&0x10000);
// if (changes & 0x20000) log("PRT EECLK: %d", newval&0x20000);
if (changes & 0x40000) log("PRT contrast0: %d", newval&0x40000);
if (changes & 0x80000) log("PRT contrast1: %d", newval&0x80000);
if (changes & 0x100000) log("PRT contrast2: %d", newval&0x100000);
if (changes & 0x200000) log("PRT contrast3: %d", newval&0x200000);
if (changes & 0x400000) log("PRT case open: %d", newval&0x400000);
if (changes & 0x800000) log("PRT etna cf power: %d", newval&0x800000);
}
void Emulator::diffInterrupts(uint16_t oldval, uint16_t newval) {
uint16_t changes = oldval ^ newval;
if (changes & 1) log("INTCHG external=%d", newval & 1);
if (changes & 2) log("INTCHG lowbat=%d", newval & 2);
if (changes & 4) log("INTCHG watchdog=%d", newval & 4);
if (changes & 8) log("INTCHG mediachg=%d", newval & 8);
if (changes & 0x10) log("INTCHG codec=%d", newval & 0x10);
if (changes & 0x20) log("INTCHG ext1=%d", newval & 0x20);
if (changes & 0x40) log("INTCHG ext2=%d", newval & 0x40);
if (changes & 0x80) log("INTCHG ext3=%d", newval & 0x80);
if (changes & 0x100) log("INTCHG timer1=%d", newval & 0x100);
if (changes & 0x200) log("INTCHG timer2=%d", newval & 0x200);
if (changes & 0x400) log("INTCHG rtcmatch=%d", newval & 0x400);
if (changes & 0x800) log("INTCHG tick=%d", newval & 0x800);
if (changes & 0x1000) log("INTCHG uart1=%d", newval & 0x1000);
if (changes & 0x2000) log("INTCHG uart2=%d", newval & 0x2000);
if (changes & 0x4000) log("INTCHG lcd=%d", newval & 0x4000);
if (changes & 0x8000) log("INTCHG spi=%d", newval & 0x8000);
}
rewrite keyboard code
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uint32_t Emulator::readKeyboard() {
if (kScan & 8) {
// Select one keyboard
return keyboardColumns[kScan & 7];
} else if (kScan == 0) {
// Report all columns combined
uint8_t val = 0;
for (int i = 0; i < 8; i++)
val |= keyboardColumns[i];
return val;
} else {
return 0;
}
}
void Emulator::setKeyboardKey(EpocKey key, bool value) {
int idx = -1;
#define KEY(column, bit) idx = (column << 8) | (1 << bit); break
switch ((int)key) {
case EStdKeyDictaphoneRecord: KEY(0, 6);
case '1': KEY(0, 5);
case '2': KEY(0, 4);
case '3': KEY(0, 3);
case '4': KEY(0, 2);
case '5': KEY(0, 1);
case '6': KEY(0, 0);
case EStdKeyDictaphonePlay: KEY(1, 6);
case '7': KEY(1, 5);
case '8': KEY(1, 4);
case '9': KEY(1, 3);
case '0': KEY(1, 2);
case EStdKeyBackspace: KEY(1, 1);
case EStdKeySingleQuote: KEY(1, 0);
case EStdKeyEscape: KEY(2, 6);
case 'Q': KEY(2, 5);
case 'W': KEY(2, 4);
case 'E': KEY(2, 3);
case 'R': KEY(2, 2);
case 'T': KEY(2, 1);
case 'Y': KEY(2, 0);
case EStdKeyMenu: KEY(3, 6);
case 'U': KEY(3, 5);
case 'I': KEY(3, 4);
case 'O': KEY(3, 3);
case 'P': KEY(3, 2);
case 'L': KEY(3, 1);
case EStdKeyEnter: KEY(3, 0);
case EStdKeyLeftCtrl: KEY(4, 6);
case EStdKeyTab: KEY(4, 5);
case 'A': KEY(4, 4);
case 'S': KEY(4, 3);
case 'D': KEY(4, 2);
case 'F': KEY(4, 1);
case 'G': KEY(4, 0);
case EStdKeyLeftFunc: KEY(5, 6);
case 'H': KEY(5, 5);
case 'J': KEY(5, 4);
case 'K': KEY(5, 3);
case 'M': KEY(5, 2);
case EStdKeyFullStop: KEY(5, 1);
case EStdKeyDownArrow: KEY(5, 0);
case EStdKeyRightShift: KEY(6, 6);
case 'Z': KEY(6, 5);
case 'X': KEY(6, 4);
case 'C': KEY(6, 3);
case 'V': KEY(6, 2);
case 'B': KEY(6, 1);
case 'N': KEY(6, 0);
case EStdKeyLeftShift: KEY(7, 6);
case EStdKeyDictaphoneStop: KEY(7, 5);
case EStdKeySpace: KEY(7, 4);
case EStdKeyUpArrow: KEY(7, 3);
case EStdKeyComma: KEY(7, 2);
case EStdKeyLeftArrow: KEY(7, 1);
case EStdKeyRightArrow: KEY(7, 0);
}
if (idx >= 0) {
if (value)
keyboardColumns[idx >> 8] |= (idx & 0xFF);
else
keyboardColumns[idx >> 8] &= ~(idx & 0xFF);
}
}
implement touch panel for Osaris
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void Emulator::updateTouchInput(int32_t x, int32_t y, bool down) {
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pendingInterrupts &= ~(1 << EINT3);
if (down)
pendingInterrupts |= (1 << EINT3);
touchX = x;
touchY = y;
implement touch panel for Osaris
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}
initial commit
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}