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Code Issues 18 Packages Projects Releases 2 Wiki Activity

Add SPI2 reading and logging

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This commit is contained in:
meepingsnesroms
2018-04-26 12:34:45 -07:00
parent 0fa0263fcf
commit bef92eda08
4 changed files with 24 additions and 4 deletions
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18
currentProblems.txt
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@@ -1,5 +1,23 @@
Don't know where touch input is read
CPU read 8 bits from register 0x0431, PC 0x100815B2.
CPU read 8 bits from register 0x0420, PC 0x100815B8.
CPU read 8 bits from register 0x0421, PC 0x100815BE.
SPI2 transfer, ENABLE:true, XCH:false, IRQ:false, IRQEN:false, BITCOUNT:12
SPI2 transfer, ENABLE:true, XCH:true, IRQ:false, IRQEN:false, BITCOUNT:12
SPI2 transfer, ENABLE:true, XCH:false, IRQ:false, IRQEN:false, BITCOUNT:5
SPI2 transfer, ENABLE:true, XCH:true, IRQ:false, IRQEN:false, BITCOUNT:5
SPI2 transfer, ENABLE:true, XCH:false, IRQ:false, IRQEN:false, BITCOUNT:16
SPI2 transfer, ENABLE:true, XCH:true, IRQ:false, IRQEN:false, BITCOUNT:16
SPI2 transfer, ENABLE:true, XCH:true, IRQ:false, IRQEN:false, BITCOUNT:3
SPI2 transfer, ENABLE:false, XCH:false, IRQ:false, IRQEN:false, BITCOUNT:1
CPU read 8 bits from register 0x0431, PC 0x10081A04.
CPU read 8 bits from register 0x0431, PC 0x100815B2.
CPU read 8 bits from register 0x0420, PC 0x100815B8.
CPU read 8 bits from register 0x0421, PC 0x100815BE.
//copilots SPI touch code
case SPIMCONT:
db_SPIMCONT.x = value;

2
src/hardwareRegisters.c
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@@ -443,6 +443,8 @@ unsigned int getHwRegister16(unsigned int address){
case RTCCTL:
case RTCIENR:
case ILCR:
case SPICONT2:
case SPIDATA2:
//simple read, no actions needed
return registerArrayRead16(address);

6
src/hardwareRegistersAccessors.c.h
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@@ -213,9 +213,6 @@ static inline void setSpiCont2(uint16_t value){
//unsure if ENABLE can be set at the exact moment of write or must be set before write, currently allow both
//important bits are ENABLE, XCH, IRQ, IRQEN and BITCOUNT
//uint16_t oldSpiCont2 = registerArrayRead16(SPICONT2);
debugLog("SPI2 transfer, ENABLE:%s, XCH:%s, IRQ:%s, IRQEN:%s, BITCOUNT:%d\n", boolString(value & 0x0200), boolString(value & 0x0100), boolString(value & 0x0080), boolString(value & 0x0400), value & 0x000F);
if(value & 0x0200 && value & 0x0100){
//enabled and exchange set
uint8_t bitCount = (value & 0x000F) + 1;
@@ -233,6 +230,9 @@ static inline void setSpiCont2(uint16_t value){
if(value & 0x0040)
setIprIsrBit(INT_SPI2);
debugLog("SPI2 transfer, ENABLE:%s, XCH:%s, IRQ:%s, IRQEN:%s, BITCOUNT:%d\n", boolString(value & 0x0200), boolString(value & 0x0100), boolString(value & 0x0080), boolString(value & 0x0400), (value & 0x000F) + 1);
debugLog("SPI2 transfer, shifted in:0x%04X, shifted out:0x%04X\n", spi2Data >> (16 - bitCount), spi2ExternalData >> (16 - bitCount));
//unset XCH, transfers are instant since timing is not emulated
value &= 0xFEFF;

2
src/sed1376.c
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@@ -346,6 +346,6 @@ void sed1376Render(){
else{
//black screen
memset(palmFramebuffer, 0x00, 160 * 160 * sizeof(uint16_t));
debugLog("Cant draw screen, LCD on:%s, PLL on:%s, power save on:%s, forced blank on:%s\n", boolString(palmMisc.lcdOn), boolString(pllIsOn()), boolString(sed1376PowerSaveEnabled()), boolString(sed1376Registers[DISP_MODE] & 0x80));
//debugLog("Cant draw screen, LCD on:%s, PLL on:%s, power save on:%s, forced blank on:%s\n", boolString(palmMisc.lcdOn), boolString(pllIsOn()), boolString(sed1376PowerSaveEnabled()), boolString(sed1376Registers[DISP_MODE] & 0x80));
}
}