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darling-gdb/sim/arm/dbg_rdi.h
Steve Chamberlain 2494eaf6fd Wed May 24 14:37:31 1995 Steve Chamberlain <sac@slash.cygnus.com> 
* New.
1995-05-24 21:45:01 +00:00

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/* dbg_rdi.h -- ARMulator RDI interface: ARM6 Instruction Emulator.
Copyright (C) 1994 Advanced RISC Machines Ltd.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef dbg_rdi__h
#define dbg_rdi__h
/***************************************************************************\
* Error Codes *
\***************************************************************************/
#define RDIError_NoError 0
#define RDIError_Reset 1
#define RDIError_UndefinedInstruction 2
#define RDIError_SoftwareInterrupt 3
#define RDIError_PrefetchAbort 4
#define RDIError_DataAbort 5
#define RDIError_AddressException 6
#define RDIError_IRQ 7
#define RDIError_FIQ 8
#define RDIError_Error 9
#define RDIError_BranchThrough0 10
#define RDIError_NotInitialised 128
#define RDIError_UnableToInitialise 129
#define RDIError_WrongByteSex 130
#define RDIError_UnableToTerminate 131
#define RDIError_BadInstruction 132
#define RDIError_IllegalInstruction 133
#define RDIError_BadCPUStateSetting 134
#define RDIError_UnknownCoPro 135
#define RDIError_UnknownCoProState 136
#define RDIError_BadCoProState 137
#define RDIError_BadPointType 138
#define RDIError_UnimplementedType 139
#define RDIError_BadPointSize 140
#define RDIError_UnimplementedSize 141
#define RDIError_NoMorePoints 142
#define RDIError_BreakpointReached 143
#define RDIError_WatchpointAccessed 144
#define RDIError_NoSuchPoint 145
#define RDIError_ProgramFinishedInStep 146
#define RDIError_UserInterrupt 147
#define RDIError_CantSetPoint 148
#define RDIError_IncompatibleRDILevels 149
#define RDIError_CantLoadConfig 150
#define RDIError_BadConfigData 151
#define RDIError_NoSuchConfig 152
#define RDIError_BufferFull 153
#define RDIError_OutOfStore 154
#define RDIError_NotInDownload 155
#define RDIError_PointInUse 156
#define RDIError_BadImageFormat 157
#define RDIError_TargetRunning 158
#define RDIError_LittleEndian 240
#define RDIError_BigEndian 241
#define RDIError_SoftInitialiseError 242
#define RDIError_InsufficientPrivilege 253
#define RDIError_UnimplementedMessage 254
#define RDIError_UndefinedMessage 255
/***************************************************************************\
* RDP Message Numbers *
\***************************************************************************/
#define RDP_Start (unsigned char)0x0
#define RDP_End (unsigned char)0x1
#define RDP_Read (unsigned char)0x2
#define RDP_Write (unsigned char)0x3
#define RDP_CPUread (unsigned char)0x4
#define RDP_CPUwrite (unsigned char)0x5
#define RDP_CPread (unsigned char)0x6
#define RDP_CPwrite (unsigned char)0x7
#define RDP_SetBreak (unsigned char)0xa
#define RDP_ClearBreak (unsigned char)0xb
#define RDP_SetWatch (unsigned char)0xc
#define RDP_ClearWatch (unsigned char)0xd
#define RDP_Execute (unsigned char)0x10
#define RDP_Step (unsigned char)0x11
#define RDP_Info (unsigned char)0x12
#define RDP_OSOpReply (unsigned char)0x13
#define RDP_AddConfig (unsigned char)0x14
#define RDP_LoadConfigData (unsigned char)0x15
#define RDP_SelectConfig (unsigned char)0x16
#define RDP_LoadAgent (unsigned char)0x17
#define RDP_Stopped (unsigned char)0x20
#define RDP_OSOp (unsigned char)0x21
#define RDP_Fatal (unsigned char)0x5e
#define RDP_Return (unsigned char)0x5f
#define RDP_Reset (unsigned char)0x7f
/***************************************************************************\
* Other RDI values *
\***************************************************************************/
#define RDISex_Little 0 /* the byte sex of the debuggee */
#define RDISex_Big 1
#define RDISex_DontCare 2
#define RDIPoint_EQ 0 /* the different types of break/watchpoints */
#define RDIPoint_GT 1
#define RDIPoint_GE 2
#define RDIPoint_LT 3
#define RDIPoint_LE 4
#define RDIPoint_IN 5
#define RDIPoint_OUT 6
#define RDIPoint_MASK 7
#define RDIPoint_Inquiry 64 /* ORRed with point type in extended RDP */
#define RDIPoint_Handle 128 /* messages */
#define RDIWatch_ByteRead 1 /* types of data accesses to watch for */
#define RDIWatch_HalfRead 2
#define RDIWatch_WordRead 4
#define RDIWatch_ByteWrite 8
#define RDIWatch_HalfWrite 16
#define RDIWatch_WordWrite 32
#define RDIReg_R15 (1L << 15) /* mask values for CPU */
#define RDIReg_PC (1L << 16)
#define RDIReg_CPSR (1L << 17)
#define RDIReg_SPSR (1L << 18)
#define RDINumCPURegs 19
#define RDINumCPRegs 10 /* current maximum */
#define RDIMode_Curr 255
/* Bits set in return value from RDIInfo_Target */
#define RDITarget_LogSpeed 0x0f
#define RDITarget_HW 0x10 /* else emulator */
#define RDITarget_AgentMaxLevel 0xe0
#define RDITarget_AgentLevelShift 5
#define RDITarget_DebuggerMinLevel 0x700
#define RDITarget_DebuggerLevelShift 8
#define RDITarget_CanReloadAgent 0x800
#define RDITarget_CanInquireLoadSize 0x1000
/* Bits set in return value from RDIInfo_Step */
#define RDIStep_Multiple 1
#define RDIStep_PCChange 2
#define RDIStep_Single 4
/* Bits set in return value from RDIInfo_Points */
#define RDIPointCapability_Comparison 1
#define RDIPointCapability_Range 2
/* 4 to 128 are RDIWatch_xx{Read,Write} left-shifted by two */
#define RDIPointCapability_Mask 256
#define RDIPointCapability_Status 512 /* Point status enquiries available */
/* RDI_Info subcodes */
#define RDIInfo_Target 0
#define RDIInfo_Points 1
#define RDIInfo_Step 2
#define RDIInfo_MMU 3
#define RDIInfo_DownLoad 4 /* Inquires whether configuration download
and selection is available.
*/
#define RDIInfo_SemiHosting 5 /* Inquires whether RDISemiHosting_* RDI_Info
calls are available.
*/
#define RDIInfo_CoPro 6 /* Inquires whether CoPro RDI_Info calls are
available.
*/
#define RDIInfo_Icebreaker 7
/* The next two are only to be used if the value returned by RDIInfo_Points */
/* has RDIPointCapability_Status set. */
#define RDIPointStatus_Watch 0x80
#define RDIPointStatus_Break 0x81
#define RDISignal_Stop 0x100
#define RDIVector_Catch 0x180
/* The next four are only to be used if RDIInfo_Semihosting returned no error */
#define RDISemiHosting_SetState 0x181
#define RDISemiHosting_GetState 0x182
#define RDISemiHosting_SetVector 0x183
#define RDISemiHosting_GetVector 0x184
/* The next two are only to be used if RDIInfo_Icebreaker returned no error */
#define RDIIcebreaker_GetLocks 0x185
#define RDIIcebreaker_SetLocks 0x186
/* Only if RDIInfo_Target returned RDITarget_CanInquireLoadSize */
#define RDIInfo_GetLoadSize 0x187
#define RDICycles 0x200
#define RDICycles_Size 48
#define RDIErrorP 0x201
#define RDISet_Cmdline 0x300
#define RDISet_RDILevel 0x301
#define RDISet_Thread 0x302
/* The next two are only to be used if RDIInfo_CoPro returned no error */
#define RDIInfo_DescribeCoPro 0x400
#define RDIInfo_RequestCoProDesc 0x401
#define RDIInfo_Log 0x800
#define RDIInfo_SetLog 0x801
typedef unsigned long PointHandle;
typedef unsigned long ThreadHandle;
#define RDINoPointHandle ((PointHandle)-1L)
#define RDINoHandle ((ThreadHandle)-1L)
struct Dbg_ConfigBlock;
struct Dbg_HostosInterface;
struct Dbg_MCState;
typedef int rdi_open_proc(unsigned type, struct Dbg_ConfigBlock const *config,
struct Dbg_HostosInterface const *i,
struct Dbg_MCState *dbg_state);
typedef int rdi_close_proc(void);
typedef int rdi_read_proc(ARMword source, void *dest, unsigned *nbytes);
typedef int rdi_write_proc(const void *source, ARMword dest, unsigned *nbytes);
typedef int rdi_CPUread_proc(unsigned mode, unsigned long mask, ARMword *state);
typedef int rdi_CPUwrite_proc(unsigned mode, unsigned long mask, ARMword const *state);
typedef int rdi_CPread_proc(unsigned CPnum, unsigned long mask, ARMword *state);
typedef int rdi_CPwrite_proc(unsigned CPnum, unsigned long mask, ARMword const *state);
typedef int rdi_setbreak_proc(ARMword address, unsigned type, ARMword bound,
PointHandle *handle);
typedef int rdi_clearbreak_proc(PointHandle handle);
typedef int rdi_setwatch_proc(ARMword address, unsigned type, unsigned datatype,
ARMword bound, PointHandle *handle);
typedef int rdi_clearwatch_proc(PointHandle handle);
typedef int rdi_execute_proc(PointHandle *handle);
typedef int rdi_step_proc(unsigned ninstr, PointHandle *handle);
typedef int rdi_info_proc(unsigned type, ARMword *arg1, ARMword *arg2);
typedef int rdi_pointinq_proc(ARMword *address, unsigned type,
unsigned datatype, ARMword *bound);
typedef enum {
RDI_ConfigCPU,
RDI_ConfigSystem
} RDI_ConfigAspect;
typedef enum {
RDI_MatchAny,
RDI_MatchExactly,
RDI_MatchNoEarlier
} RDI_ConfigMatchType;
typedef int rdi_addconfig_proc(unsigned long nbytes);
typedef int rdi_loadconfigdata_proc(unsigned long nbytes, char const *data);
typedef int rdi_selectconfig_proc(RDI_ConfigAspect aspect, char const *name,
RDI_ConfigMatchType matchtype, unsigned versionreq,
unsigned *versionp);
typedef char *getbufferproc(void *getbarg, unsigned long *sizep);
typedef int rdi_loadagentproc(ARMword dest, unsigned long size, getbufferproc *getb, void *getbarg);
typedef struct {
int itemmax;
char const * const *names;
} RDI_NameList;
typedef RDI_NameList const *rdi_namelistproc(void);
typedef int rdi_errmessproc(char *buf, int buflen, int errno);
struct RDIProcVec {
char rditypename[12];
rdi_open_proc *open;
rdi_close_proc *close;
rdi_read_proc *read;
rdi_write_proc *write;
rdi_CPUread_proc *CPUread;
rdi_CPUwrite_proc *CPUwrite;
rdi_CPread_proc *CPread;
rdi_CPwrite_proc *CPwrite;
rdi_setbreak_proc *setbreak;
rdi_clearbreak_proc *clearbreak;
rdi_setwatch_proc *setwatch;
rdi_clearwatch_proc *clearwatch;
rdi_execute_proc *execute;
rdi_step_proc *step;
rdi_info_proc *info;
/* V2 RDI */
rdi_pointinq_proc *pointinquiry;
/* These three useable only if RDIInfo_DownLoad returns no error */
rdi_addconfig_proc *addconfig;
rdi_loadconfigdata_proc *loadconfigdata;
rdi_selectconfig_proc *selectconfig;
rdi_namelistproc *drivernames;
rdi_namelistproc *cpunames;
rdi_errmessproc *errmess;
/* Only if RDIInfo_Target returns a value with RDITarget_LoadAgent set */
rdi_loadagentproc *loadagent;
};
#endif
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