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67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
#include <PalmOS.h>
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#include <stdint.h>
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#include "testSuite.h"
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#include "dbvzRegisterNames.h"
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#include "viewer.h"
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#include "cpu.h"
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static char cpuStringBuffer[100];
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static Boolean interruptsEnabled = true;
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static uint16_t statusRegister;
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void turnInterruptsOff(void){
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if(interruptsEnabled){
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statusRegister = SysDisableInts();
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interruptsEnabled = false;
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}
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}
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void turnInterruptsOn(void){
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if(!interruptsEnabled){
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SysRestoreStatus(statusRegister);
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interruptsEnabled = true;
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}
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}
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void wasteXOpcodes(uint32_t opcodes){
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volatile uint32_t blockOptimize = opcodes;
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while(blockOptimize)
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blockOptimize--;
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}
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uint8_t getPhysicalCpuType(void){
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uint32_t osVer;
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uint32_t dragonballType;
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FtrGet(sysFtrCreator, sysFtrNumROMVersion, &osVer);
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if(osVer >= PalmOS50)
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return CPU_ARM;
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/*get dragonball CPU subtype*/
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FtrGet(sysFtrCreator, sysFtrNumProcessorID, &dragonballType);
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dragonballType &= sysFtrNumProcessorMask;
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dragonballType >>= 12;/*sysFtrNumProcessor* -> CPU_M68K_**/
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return dragonballType | CPU_M68K;
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}
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uint8_t getSupportedInstructionSets(void){
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if((getPhysicalCpuType() & CPU_ARM))
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return CPU_BOTH;
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return CPU_M68K;
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}
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const char* getCpuString(void){
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const char* cpuTypeNames[3] = {"None", "Dragonball ", "ARM(Type Unknown)"};
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const char* dragonballTypeNames[5] = {"", "328", "EZ", "VZ", "SZ"};
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uint8_t cpuModel = getPhysicalCpuType();
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uint8_t cpuType = cpuModel & CPU_TYPES;
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uint8_t dragonballType = (cpuModel & CPU_M68K_TYPES) >> 4;
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StrPrintF(cpuStringBuffer, "CPU:%s%s, InstructionSets:%s", cpuTypeNames[cpuType], dragonballTypeNames[dragonballType], cpuType == CPU_ARM ? "68K|ARM" : "68K");
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return cpuStringBuffer;
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}
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