gdb-stub.c File Reference

#include <pspkernel.h>
#include <pspdebug.h>
#include <string.h>
#include <signal.h>

Include dependency graph for gdb-stub.c:

Data Structures
struct	sw_breakpoint
struct	hard_trap_info

Macros
#define	DEBUG_PRINTF(fmt,...)
#define	MAX_BUF   2048
#define	SW_BREAK_INST   0x0000000d
#define	BEQ_OPCODE   0x4
#define	BEQL_OPCODE   0x14
#define	BGTZ_OPCODE   0x7
#define	BGTZL_OPCODE   0x17
#define	BLEZ_OPCODE   0x6
#define	BLEZL_OPCODE   0x16
#define	BNE_OPCODE   0x5
#define	BNEL_OPCODE   0x15
#define	REGIMM_OPCODE   0x1
#define	BGEZ_OPCODE   0x1
#define	BGEZAL_OPCODE   0x11
#define	BGEZALL_OPCODE   0x13
#define	BGEZL_OPCODE   0x3
#define	BLTZ_OPCODE   0
#define	BLTZAL_OPCODE   0x10
#define	BLTZALL_OPCODE   0x12
#define	BLTZL_OPCODE   0x2
#define	J_OPCODE   0x2
#define	JAL_OPCODE   0x3
#define	SPECIAL_OPCODE   0
#define	JALR_OPCODE   0x9
#define	JR_OPCODE   0x8
#define	COP0_OPCODE   0x10
#define	COP1_OPCODE   0x11
#define	COP2_OPCODE   0x12
#define	BCXF_OPCODE   0x100
#define	BCXFL_OPCODE   0x102
#define	BCXT_OPCODE   0x101
#define	BCXTL_OPCODE   0x103

Functions
void	pspDebugBreakpoint (void)
void	putDebugChar (char ch)
char	getDebugChar (void)
int	_gdbSupportLibWriteByte (char val, unsigned char *dest)
int	_gdbSupportLibReadByte (unsigned char *address, unsigned char *dest)
void	pspDebugResumeFromException (void)
void	_gdbSupportLibFlushCaches (void)
int	sceKernelSuspendIntr (void)
void	sceKernelResumeIntr (int intr)
void	_GdbExceptionHandler (void)
int	_gdbSupportLibInit (void)
void	pspDebugGdbStubInit (void)
	Install the gdb stub handler.
void	build_trap_cmd (int sigval, PspDebugRegBlock *regs)
	asm (".global pspDebugBreakpoint\n"".set noreorder\n""pspDebugBreakpoint:\tbreak\n""jr $31\n""nop\n")

Variables
u32	_pspDebugResumePatch

Macro Definition Documentation

#define BCXF_OPCODE   0x100

#define BCXFL_OPCODE   0x102

#define BCXT_OPCODE   0x101

#define BCXTL_OPCODE   0x103

#define BEQ_OPCODE   0x4

#define BEQL_OPCODE   0x14

#define BGEZ_OPCODE   0x1

#define BGEZAL_OPCODE   0x11

#define BGEZALL_OPCODE   0x13

#define BGEZL_OPCODE   0x3

#define BGTZ_OPCODE   0x7

#define BGTZL_OPCODE   0x17

#define BLEZ_OPCODE   0x6

#define BLEZL_OPCODE   0x16

#define BLTZ_OPCODE   0

#define BLTZAL_OPCODE   0x10

#define BLTZALL_OPCODE   0x12

#define BLTZL_OPCODE   0x2

#define BNE_OPCODE   0x5

#define BNEL_OPCODE   0x15

#define COP0_OPCODE   0x10

#define COP1_OPCODE   0x11

#define COP2_OPCODE   0x12

#define DEBUG_PRINTF	(		fmt,
			...
	)

#define J_OPCODE   0x2

#define JAL_OPCODE   0x3

#define JALR_OPCODE   0x9

#define JR_OPCODE   0x8

#define MAX_BUF   2048

#define REGIMM_OPCODE   0x1

#define SPECIAL_OPCODE   0

#define SW_BREAK_INST   0x0000000d

Function Documentation

void _GdbExceptionHandler

(

void

)

void _gdbSupportLibFlushCaches

(

void

)

References NULL, pspKernelSetKernelPC, sceIoDevctl(), sceKernelDcacheWBinvAll(), and sceKernelIcacheClearAll().

int _gdbSupportLibInit

(

void

)

References g_initialised, PSP_O_RDWR, sceIoAddDrv(), sceIoDelDrv(), and sceIoOpen().

Referenced by pspDebugGdbStubInit().

int _gdbSupportLibReadByte	(	unsigned char *	address,
		unsigned char *	dest
	)

int _gdbSupportLibWriteByte	(	char	val,
		unsigned char *	dest
	)

asm

(

".global pspDebugBreakpoint\n"".set noreorder\n""pspDebugBreakpoint:\tbreak\n""jr $31\n""nop\n"

)

void build_trap_cmd	(	int	sigval,
		PspDebugRegBlock *	regs
	)

References _PspDebugRegBlock::epc, and _PspDebugRegBlock::r.

char getDebugChar

(

void

)

References ch, count, pspDebugSioGetchar(), and sceIoRead().

void pspDebugBreakpoint

(

void

)

void pspDebugResumeFromException

(

void

)

void putDebugChar

(

char

ch

)

References pspDebugSioPutchar(), and sceIoWrite().

void sceKernelResumeIntr

(

int

intr

)

int sceKernelSuspendIntr

(

void

)

Variable Documentation

u32 _pspDebugResumePatch