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https://github.com/tinygo-org/tinygo.git
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Ayke van Laethem
64 lines
1.9 KiB
Go
64 lines
1.9 KiB
Go
package arm
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// Semihosting commands.
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// http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0471c/Bgbjhiea.html
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const (
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// Regular semihosting calls
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SemihostingClock = 0x10
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SemihostingClose = 0x02
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SemihostingElapsed = 0x30
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SemihostingErrno = 0x13
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SemihostingFileLen = 0x0C
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SemihostingGetCmdline = 0x15
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SemihostingHeapInfo = 0x16
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SemihostingIsError = 0x08
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SemihostingIsTTY = 0x09
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SemihostingOpen = 0x01
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SemihostingRead = 0x06
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SemihostingReadByte = 0x07
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SemihostingRemove = 0x0E
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SemihostingRename = 0x0F
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SemihostingSeek = 0x0A
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SemihostingSystem = 0x12
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SemihostingTickFreq = 0x31
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SemihostingTime = 0x11
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SemihostingTmpName = 0x0D
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SemihostingWrite = 0x05
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SemihostingWrite0 = 0x04
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SemihostingWriteByte = 0x03
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// Angel semihosting calls
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SemihostingEnterSVC = 0x17
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SemihostingReportException = 0x18
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)
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// Special codes for the Angel Semihosting interface.
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const (
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// Hardware vector reason codes
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SemihostingBranchThroughZero = 20000
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SemihostingUndefinedInstr = 20001
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SemihostingSoftwareInterrupt = 20002
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SemihostingPrefetchAbort = 20003
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SemihostingDataAbort = 20004
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SemihostingAddressException = 20005
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SemihostingIRQ = 20006
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SemihostingFIQ = 20007
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// Software reason codes
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SemihostingBreakPoint = 20020
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SemihostingWatchPoint = 20021
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SemihostingStepComplete = 20022
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SemihostingRunTimeErrorUnknown = 20023
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SemihostingInternalError = 20024
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SemihostingUserInterruption = 20025
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SemihostingApplicationExit = 20026
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SemihostingStackOverflow = 20027
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SemihostingDivisionByZero = 20028
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SemihostingOSSpecific = 20029
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)
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// Call a semihosting function.
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// TODO: implement it here using inline assembly.
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//go:linkname SemihostingCall SemihostingCall
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func SemihostingCall(num int, arg uintptr) int
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