512 lines
24 KiB
C
512 lines
24 KiB
C
/*
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* Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
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*
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* This software may be freely used, copied, modified, and distributed
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* provided that the above copyright notice is preserved in all copies of the
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* software.
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*/
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/*
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* ARM debugger toolbox : dbg_rdi.h
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*/
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/*
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* RCS $Revision$
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* Checkin $Date$
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*/
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#ifndef dbg_rdi__h
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#define dbg_rdi__h
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/***************************************************************************\
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* Other RDI values *
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\***************************************************************************/
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#define RDISex_Little 0 /* the byte sex of the debuggee */
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#define RDISex_Big 1
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#define RDISex_DontCare 2
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#define RDIPoint_EQ 0 /* the different types of break/watchpoints */
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#define RDIPoint_GT 1
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#define RDIPoint_GE 2
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#define RDIPoint_LT 3
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#define RDIPoint_LE 4
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#define RDIPoint_IN 5
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#define RDIPoint_OUT 6
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#define RDIPoint_MASK 7
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#define RDIPoint_16Bit 16 /* 16-bit breakpoint */
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#define RDIPoint_Conditional 32
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/* ORRed with point type in extended RDP break and watch messages */
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#define RDIPoint_Inquiry 64
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#define RDIPoint_Handle 128 /* messages */
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#define RDIWatch_ByteRead 1 /* types of data accesses to watch for*/
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#define RDIWatch_HalfRead 2
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#define RDIWatch_WordRead 4
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#define RDIWatch_ByteWrite 8
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#define RDIWatch_HalfWrite 16
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#define RDIWatch_WordWrite 32
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#define RDIReg_R15 (1L << 15) /* mask values for CPU */
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#define RDIReg_PC (1L << 16)
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#define RDIReg_CPSR (1L << 17)
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#define RDIReg_SPSR (1L << 18)
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#define RDINumCPURegs 19
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#define RDINumCPRegs 10 /* current maximum */
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#define RDIMode_Curr 255
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/* RDI_Info subcodes */
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/* rdp in parameters are all preceded by */
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/* in byte = RDP_Info, word = info subcode */
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/* out parameters are all preceded by */
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/* out byte = RDP_Return */
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#define RDIInfo_Target 0
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/* rdi: out ARMword *targetflags, out ARMword *processor id */
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/* rdp: in none, out word targetflags, word processorid, byte status */
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/* the following bits are defined in targetflags */
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# define RDITarget_LogSpeed 0x0f
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# define RDITarget_HW 0x10 /* else emulator */
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# define RDITarget_AgentMaxLevel 0xe0
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# define RDITarget_AgentLevelShift 5
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# define RDITarget_DebuggerMinLevel 0x700
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# define RDITarget_DebuggerLevelShift 8
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# define RDITarget_CanReloadAgent 0x800
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# define RDITarget_CanInquireLoadSize 0x1000
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# define RDITarget_UnderstandsRDPInterrupt 0x2000
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# define RDITarget_CanProfile 0x4000
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# define RDITarget_Code16 0x8000
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# define RDITarget_HasCommsChannel 0x10000
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#define RDIInfo_Points 1
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/* rdi: out ARMword *pointcapabilities */
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/* rdp: in none, out word pointcapabilities, byte status */
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/* the following bits are defined in pointcapabilities */
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# define RDIPointCapability_Comparison 1
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# define RDIPointCapability_Range 2
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/* 4 to 128 are RDIWatch_xx{Read,Write} left-shifted by two */
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# define RDIPointCapability_Mask 0x100
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# define RDIPointCapability_ThreadBreak 0x200
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# define RDIPointCapability_ThreadWatch 0x400
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# define RDIPointCapability_CondBreak 0x800
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# define RDIPointCapability_Status 0x1000 /* status enquiries available */
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#define RDIInfo_Step 2
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/* rdi: out ARMword *stepcapabilities */
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/* rdp: in none, out word stepcapabilities, byte status */
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/* the following bits are defined in stepcapabilities */
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# define RDIStep_Multiple 1
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# define RDIStep_PCChange 2
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# define RDIStep_Single 4
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#define RDIInfo_MMU 3
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/* rdi: out ARMword *mmuidentity */
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/* rdp: in none, out word mmuidentity, byte status */
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#define RDIInfo_DownLoad 4
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/* Inquires whether configuration download and selection is available. */
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/* rdp: in none, out byte status */
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/* No argument, no return value. status == ok if available */
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#define RDIInfo_SemiHosting 5
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/* Inquires whether RDISemiHosting_* RDI_Info calls are available. */
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/* rdp: in none, out byte status */
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/* No argument, no return value. status == ok if available */
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#define RDIInfo_CoPro 6
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/* Inquires whether CoPro RDI_Info calls are available. */
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/* rdp: in none, out byte status */
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/* No argument, no return value. status == ok if available */
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#define RDIInfo_Icebreaker 7
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/* Inquires whether debuggee controlled by IceBreaker. */
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/* rdp: in none, out byte status */
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/* No argument, no return value. status == ok if available */
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#define RDIMemory_Access 8
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/* rdi: out RDI_MemAccessStats *p, in ARMword *handle */
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/* rdp: in word handle */
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/* out word nreads, word nwrites, word sreads, word swrites, */
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/* word ns, word s, byte status */
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/* Get memory access information for memory block with specified handle */
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#define RDIMemory_Map 9
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/* rdi: in RDI_MemDescr md[n], in ARMword *n */
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/* rdp: in word n, n * { */
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/* word handle, word start, word limit, */
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/* byte width, byte access */
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/* word Nread_ns, word Nwrite_ns, */
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/* word Sread_ns, word Swrite_ns} */
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/* out byte status */
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/* Sets memory characteristics. */
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#define RDISet_CPUSpeed 10
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/* rdi: in ARMword *speed */
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/* rdp: in word speed, out byte status */
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/* Sets CPU speed (in ns) */
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#define RDIRead_Clock 12
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/* rdi: out ARMword *ns, out ARMword *s */
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/* rdp: in none, out word ns, word s, byte status */
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/* Reads simulated time */
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#define RDIInfo_Memory_Stats 13
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/* Inquires whether RDI_Info codes 8-10 are available */
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/* rdp: in none, out byte status */
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/* No argument, no return value. status == ok if available */
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/* The next two are only to be used if RDIInfo_DownLoad returned no */
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/* error */
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#define RDIConfig_Count 14
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/* rdi: out ARMword *count */
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/* rdp: out byte status, word count (if status == OK) */
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/* In addition, the next one is only to be used if RDIConfig_Count */
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/* returned no error */
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typedef struct { unsigned32 version; char name[32]; } RDI_ConfigDesc;
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#define RDIConfig_Nth 15
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/* rdi: in ARMword *n, out RDI_ConfigDesc * */
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/* rdp: in word n */
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/* out word version, byte namelen, bytes * bytelen name, */
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/* byte status */
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/* Set a front-end polling function to be used from within driver poll */
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/* loops */
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typedef void RDI_PollProc(void *);
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typedef struct { RDI_PollProc *p; void *arg; } RDI_PollDesc;
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#define RDISet_PollProc 16
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/* rdi: in RDI_PollDesc const *from, RDI_PollDesc *to */
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/* if from non-NULL, sets the polling function from it */
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/* if to non-NULL, returns the previous polling function to it */
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/* No corresponding RDP operation */
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/* Called on debugger startup to see if the target is ready to execute */
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#define RDIInfo_CanTargetExecute 20
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/* rdi: in void
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* out byte status (RDIError_NoError => Yes, Otherwise No)
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*/
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/* Called to set the top of target memory in an ICEman2 system
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* This is then used by ICEman to tell the C Library via the INFOHEAP
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* SWI where the stack should start.
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* Note that only ICEman2 supports this call. Other systems eg.
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* Demon, Angel, will simply return an error, which means that setting
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* the top of memory in this fashion is not supported.
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*/
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#define RDIInfo_SetTopMem 21
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/* rdi: in word mem_top
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* out byte status (RDIError_NoError => Done, Other => Not supported
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*/
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/* Called before performing a loadagent to determine the endianess of
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* the debug agent, so that images of the wrong bytesex can be
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* complained about
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*/
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#define RDIInfo_AgentEndianess 22
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/* rdi: in void
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* out byte status
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* status should be RDIError_LittleEndian or RDIError_BigEndian
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* any other value indicates the target does not support this
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* request, so the debugger will have to make a best guess, which
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* probably means only allow little endian loadagenting.
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*/
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/* The next two are only to be used if the value returned by */
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/* RDIInfo_Points has RDIPointCapability_Status set. */
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#define RDIPointStatus_Watch 0x80
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#define RDIPointStatus_Break 0x81
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/* rdi: inout ARMword * (in handle, out hwresource), out ARMword *type */
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/* rdp: in word handle, out word hwresource, word type, byte status */
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#define RDISignal_Stop 0x100
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/* Requests that the debuggee stop */
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/* No arguments, no return value */
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/* rdp: no reply (when the debuggee stops, there will be a reply to the */
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/* step or execute request which started it) */
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#define RDIVector_Catch 0x180
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/* rdi: in ARMword *bitmap */
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/* rdp: int word bitmap, out byte status */
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/* bit i in bitmap set to cause vector i to cause entry to debugger */
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/* The next four are only to be used if RDIInfo_Semihosting returned */
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/* no error */
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#define RDISemiHosting_SetState 0x181
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/* rdi: in ARMword *semihostingstate */
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/* rdp: in word semihostingstate, out byte status */
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#define RDISemiHosting_GetState 0x182
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/* rdi: out ARMword *semihostingstate */
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/* rdp: in none, out word semihostingstate, byte status */
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#define RDISemiHosting_SetVector 0x183
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/* rdi: in ARMword *semihostingvector */
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/* rdp: in word semihostingvector, out byte status */
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#define RDISemiHosting_GetVector 0x184
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/* rdi: out ARMword *semihostingvector */
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/* rdp: in none, out word semihostingvector, byte status */
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/* The next two are only to be used if RDIInfo_Icebreaker returned */
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/* no error */
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#define RDIIcebreaker_GetLocks 0x185
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/* rdi: out ARMword *lockedstate */
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/* rdp: in none, out word lockedstate, byte status */
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#define RDIIcebreaker_SetLocks 0x186
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/* rdi: in ARMword *lockedstate */
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/* rdp: in word lockedstate, out byte status */
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/* lockedstate is a bitmap of the icebreaker registers locked against */
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/* use by IceMan (because explicitly written by the user) */
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#define RDIInfo_GetLoadSize 0x187
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/* rdi: out ARMword *maxloadsize */
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/* rdp: in none, out word maxloadsize, byte status */
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/* Inquires the maximum length of data transfer the agent is prepared */
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/* to receive */
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/* Only usable if RDIInfo_Target returned RDITarget_CanInquireLoadSize */
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/* rdi: out ARMword *size */
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/* Only to be used if the value returned by RDIInfo_Target had */
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/* RDITarget_HasCommsChannel set */
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typedef void RDICCProc_ToHost(void *arg, ARMword data);
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typedef void RDICCProc_FromHost(void *arg, ARMword *data, int *valid);
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#define RDICommsChannel_ToHost 0x188
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/* rdi: in RDICCProc_ToHost *, in void *arg */
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/* rdp: in byte connect, out byte status */
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#define RDICommsChannel_FromHost 0x189
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/* rdi: in RDICCProc_FromHost *, in void *arg */
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/* rdp: in byte connect, out byte status */
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/* These 4 are only to be used if RDIInfo_Semihosting returns no error */
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#define RDISemiHosting_SetARMSWI 0x190
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/* rdi: in ARMword ARM_SWI_number */
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/* rdp: in ARMword ARM_SWI_number, out byte status */
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#define RDISemiHosting_GetARMSWI 0x191
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/* rdi: out ARMword ARM_SWI_number */
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/* rdp: out ARMword ARM_SWI_number, byte status */
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#define RDISemiHosting_SetThumbSWI 0x192
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/* rdi: in ARMword Thumb_SWI_number */
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/* rdp: in ARMword Thumb_SWI_number, out byte status */
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#define RDISemiHosting_GetThumbSWI 0x193
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/* rdi: out ARMword ARM_Thumb_number */
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/* rdp: out ARMword ARM_Thumb_number, byte status */
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#define RDICycles 0x200
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/* rdi: out ARMword cycles[12] */
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/* rdp: in none, out 6 words cycles, byte status */
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/* the rdi result represents 6 big-endian doublewords; the rdp results */
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/* return values for the ls halves of these */
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# define RDICycles_Size 48
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#define RDIErrorP 0x201
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/* rdi: out ARMaddress *errorp */
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/* rdp: in none, out word errorp, byte status */
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/* Returns the error pointer associated with the last return from step */
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/* or execute with status RDIError_Error. */
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#define RDISet_Cmdline 0x300
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/* rdi: in char *commandline (a null-terminated string) */
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/* No corresponding RDP operation (cmdline is sent to the agent in */
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/* response to SWI_GetEnv) */
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#define RDISet_RDILevel 0x301
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/* rdi: in ARMword *level */
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/* rdp: in word level, out byte status */
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/* Sets the RDI/RDP protocol level to be used (must lie between the */
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/* limits returned by RDIInfo_Target). */
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#define RDISet_Thread 0x302
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/* rdi: in ARMword *threadhandle */
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/* rdp: in word threadhandle, out byte status */
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/* Sets the thread context for subsequent thread-sensitive operations */
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/* (null value sets no thread) */
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/* The next two are only to be used if RDI_read or RDI_write returned */
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/* RDIError_LittleEndian or RDIError_BigEndian, to signify that the */
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/* debugger has noticed. */
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#define RDIInfo_AckByteSex 0x303
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/* rdi: in ARMword *sex (RDISex_Little or RDISex_Big) */
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/* The next two are only to be used if RDIInfo_CoPro returned no error */
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#define RDIInfo_DescribeCoPro 0x400
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/* rdi: in int *cpno, Dbg_CoProDesc *cpd */
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/* rdp: in byte cpno, */
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/* cpd->entries * { */
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/* byte rmin, byte rmax, byte nbytes, byte access, */
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/* byte cprt_r_b0, cprt_r_b1, cprt_w_b0, cprt_w_b1} */
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/* byte = 255 */
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/* out byte status */
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#define RDIInfo_RequestCoProDesc 0x401
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/* rdi: in int *cpno, out Dbg_CoProDesc *cpd */
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/* rpd: in byte cpno */
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/* out nentries * { */
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/* byte rmin, byte rmax, byte nbytes, byte access, */
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/* } */
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/* byte = 255, byte status */
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#define RDIInfo_Log 0x800
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/* rdi: out ARMword *logsetting */
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/* No corresponding RDP operation */
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#define RDIInfo_SetLog 0x801
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/* rdi: in ARMword *logsetting */
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/* No corresponding RDP operation */
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#define RDIProfile_Stop 0x500
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/* No arguments, no return value */
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/* rdp: in none, out byte status */
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/* Requests that pc sampling stop */
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#define RDIProfile_Start 0x501
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/* rdi: in ARMword *interval */
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/* rdp: in word interval, out byte status */
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/* Requests that pc sampling start, with period <interval> usec */
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#define RDIProfile_WriteMap 0x502
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/* rdi: in ARMword map[] */
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/* map[0] is the length of the array, subsequent elements are sorted */
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/* and are the base of ranges for pc sampling (so if the sampled pc */
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/* lies between map[i] and map[i+1], count[i] is incremented). */
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/* rdp: a number of messages, each of form: */
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/* in word len, word size, word offset, <size> words map data */
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/* out status */
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/* len, size and offset are all word counts. */
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#define RDIProfile_ReadMap 0x503
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/* rdi: in ARMword *len, out ARMword counts[len] */
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/* Requests that the counts array be set to the accumulated pc sample */
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/* counts */
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/* rdp: a number of messages, each of form: */
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/* in word offset, word size */
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/* out <size> words, status */
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/* len, size and offset are all word counts. */
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#define RDIProfile_ClearCounts 0x504
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/* No arguments, no return value */
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/* rdp: in none, out byte status */
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/* Requests that pc sample counts be set to zero */
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#define RDIInfo_RequestReset 0x900
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/* Request reset of the target environment */
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/* No arguments, no return value */
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/* No RDP equivalent, sends an RDP reset */
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#define RDIInfo_CapabilityRequest 0x8000
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/* Request whether the interface supports the named capability. The */
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/* capability is specified by or'ing the RDIInfo number with this, and */
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/* sending that request */
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/* rdi: in none */
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/* rdp: in none, out byte status */
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typedef struct {
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ARMword len;
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ARMword map[1];
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} RDI_ProfileMap;
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typedef unsigned32 PointHandle;
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typedef unsigned32 ThreadHandle;
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#define RDINoPointHandle ((PointHandle)-1L)
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#define RDINoHandle ((ThreadHandle)-1L)
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struct Dbg_ConfigBlock;
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struct Dbg_HostosInterface;
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struct Dbg_MCState;
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typedef int rdi_open_proc(unsigned type, struct Dbg_ConfigBlock const *config,
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struct Dbg_HostosInterface const *i,
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struct Dbg_MCState *dbg_state);
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typedef int rdi_close_proc(void);
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typedef int rdi_read_proc(ARMword source, void *dest, unsigned *nbytes);
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typedef int rdi_write_proc(const void *source, ARMword dest, unsigned *nbytes);
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typedef int rdi_CPUread_proc(unsigned mode, unsigned32 mask, ARMword *state);
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typedef int rdi_CPUwrite_proc(unsigned mode, unsigned32 mask, ARMword const *state);
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typedef int rdi_CPread_proc(unsigned CPnum, unsigned32 mask, ARMword *state);
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typedef int rdi_CPwrite_proc(unsigned CPnum, unsigned32 mask, ARMword const *state);
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typedef int rdi_setbreak_proc(ARMword address, unsigned type, ARMword bound,
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PointHandle *handle);
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typedef int rdi_clearbreak_proc(PointHandle handle);
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typedef int rdi_setwatch_proc(ARMword address, unsigned type, unsigned datatype,
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ARMword bound, PointHandle *handle);
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typedef int rdi_clearwatch_proc(PointHandle handle);
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typedef int rdi_execute_proc(PointHandle *handle);
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typedef int rdi_step_proc(unsigned ninstr, PointHandle *handle);
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typedef int rdi_info_proc(unsigned type, ARMword *arg1, ARMword *arg2);
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typedef int rdi_pointinq_proc(ARMword *address, unsigned type,
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unsigned datatype, ARMword *bound);
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typedef enum {
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RDI_ConfigCPU,
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RDI_ConfigSystem
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} RDI_ConfigAspect;
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typedef enum {
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RDI_MatchAny,
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RDI_MatchExactly,
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RDI_MatchNoEarlier
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} RDI_ConfigMatchType;
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typedef int rdi_addconfig_proc(unsigned32 nbytes);
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typedef int rdi_loadconfigdata_proc(unsigned32 nbytes, char const *data);
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typedef int rdi_selectconfig_proc(RDI_ConfigAspect aspect, char const *name,
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RDI_ConfigMatchType matchtype, unsigned versionreq,
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unsigned *versionp);
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typedef char *getbufferproc(void *getbarg, unsigned32 *sizep);
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typedef int rdi_loadagentproc(ARMword dest, unsigned32 size, getbufferproc *getb, void *getbarg);
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typedef int rdi_targetisdead(void);
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typedef struct {
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int itemmax;
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char const * const *names;
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} RDI_NameList;
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typedef RDI_NameList const *rdi_namelistproc(void);
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typedef int rdi_errmessproc(char *buf, int buflen, int errnum);
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struct RDIProcVec {
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char rditypename[12];
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rdi_open_proc *open;
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rdi_close_proc *close;
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rdi_read_proc *read;
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rdi_write_proc *write;
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rdi_CPUread_proc *CPUread;
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rdi_CPUwrite_proc *CPUwrite;
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rdi_CPread_proc *CPread;
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rdi_CPwrite_proc *CPwrite;
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rdi_setbreak_proc *setbreak;
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rdi_clearbreak_proc *clearbreak;
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rdi_setwatch_proc *setwatch;
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rdi_clearwatch_proc *clearwatch;
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rdi_execute_proc *execute;
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rdi_step_proc *step;
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rdi_info_proc *info;
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/* V2 RDI */
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rdi_pointinq_proc *pointinquiry;
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/* These three useable only if RDIInfo_DownLoad returns no error */
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rdi_addconfig_proc *addconfig;
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rdi_loadconfigdata_proc *loadconfigdata;
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rdi_selectconfig_proc *selectconfig;
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rdi_namelistproc *drivernames;
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rdi_namelistproc *cpunames;
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rdi_errmessproc *errmess;
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/* Only if RDIInfo_Target returns a value with RDITarget_LoadAgent set */
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rdi_loadagentproc *loadagent;
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rdi_targetisdead *targetisdead;
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};
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#endif
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