excpmgr.h

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#ifndef _PSP2KERN_KERNEL_EXCPMGR_H_
#define _PSP2KERN_KERNEL_EXCPMGR_H_
 
#include <vitasdk/build_utils.h>
#include <psp2kern/types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum SceExcpKind {
    SCE_EXCP_RESET                = 0,
    SCE_EXCP_UNDEF_INSTRUCTION    = 1,
    SCE_EXCP_SVC                  = 2,
    SCE_EXCP_PABT                 = 3,
    SCE_EXCP_DABT                 = 4,
    SCE_EXCP_UNUSED               = 5,
    SCE_EXCP_IRQ                  = 6,
    SCE_EXCP_FIQ                  = 7
} SceExcpKind;
 
typedef enum SceExcpHandlingCode {
    SCE_EXCPMGR_EXCEPTION_HANDLED           = 0, 
    SCE_EXCPMGR_EXCEPTION_NOT_HANDLED       = 1, 
    SCE_EXCPMGR_EXCEPTION_HANDLING_CODE_2   = 2, 
    SCE_EXCPMGR_EXCEPTION_NOT_HANDLED_FATAL = 3, 
    SCE_EXCPMGR_EXCEPTION_HANDLING_CODE_4   = 4  
} SceExcpHandlingCode;
 
typedef struct SceExcpmgrBreakpointState {
    SceKernelSpinlock lock;
    SceUInt32 reserved; 
    SceUInt32 DBGBVR0;
    SceUInt32 DBGBCR0;
    SceUInt32 DBGBVR1;
    SceUInt32 DBGBCR1;
    SceUInt32 DBGBVR2;
    SceUInt32 DBGBCR2;
    SceUInt32 DBGBVR3;
    SceUInt32 DBGBCR3;
    SceUInt32 DBGBVR4;
    SceUInt32 DBGBCR4;
} SceExcpmgrBreakpointState;
VITASDK_BUILD_ASSERT_EQ(0x30, SceExcpmgrBreakpointState); // size is from FW 3.60
 
typedef struct SceExcpmgrWatchpointState {
    SceKernelSpinlock lock;
    SceUInt32 reserved; 
    SceUInt32 DBGWVR0;
    SceUInt32 DBGWCR0;
    SceUInt32 DBGWVR1;
    SceUInt32 DBGWCR1;
    SceUInt32 DBGWVR2;
    SceUInt32 DBGWCR2;
    SceUInt32 DBGWVR3;
    SceUInt32 DBGWCR3;
} SceExcpmgrWatchpointState;
VITASDK_BUILD_ASSERT_EQ(0x28, SceExcpmgrWatchpointState); // size is from FW 3.60
 
typedef struct SceExcpmgrData {
    int nestedExceptionCount[4]; 
    int unused[4];          
    void *ExcpStackTop[4]; 
    void *ExcpStackBottom[4]; 
} SceExcpmgrData;
VITASDK_BUILD_ASSERT_EQ(0x40, SceExcpmgrData);
 
typedef enum SceArmWaypointEventType {
    SCE_ARM_WAYPOINT_EVENT_DIRECT_BRANCH   = 0,
    SCE_ARM_WAYPOINT_EVENT_INDIRECT_BRANCH = 1,
    SCE_ARM_WAYPOINT_EVENT_EXCEPTION       = 2,
    SCE_ARM_WAYPOINT_EVENT_MEMORY_BARRIER  = 3,
    SCE_ARM_WAYPOINT_EVENT_DEBUG_ENTRY     = 4,
    SCE_ARM_WAYPOINT_EVENT_DEBUG_EXIT      = 5,
    SCE_ARM_WAYPOINT_EVENT_UNKNOWN_6       = 6,
    SCE_ARM_WAYPOINT_EVENT_UNKNOWN_7       = 7
} SceArmWaypointEventType;
 
typedef struct SceArmWaypoint {
    SceUInt32 raw_data; 
    SceUIntPtr pc; 
    SceUIntPtr target_pc; 
    SceUInt32 event; 
} SceArmWaypoint;
VITASDK_BUILD_ASSERT_EQ(0x10, SceArmWaypoint); // size is from FW 3.60
 
typedef struct SceExcpmgrExceptionContext {
    uint32_t r0;
    uint32_t r1;
    uint32_t r2;
    uint32_t r3;
    uint32_t r4;
    uint32_t r5;
    uint32_t r6;
    uint32_t r7;
    uint32_t r8;
    uint32_t r9;
    uint32_t r10;
    uint32_t r11;
    uint32_t r12;
    uint32_t sp;
    uint32_t lr;
    uint32_t address_of_faulting_instruction; 
    SceExcpKind ExceptionKind; 
    uint32_t SPSR;
    uint32_t CPACR;
    uint32_t FPSCR;
    uint32_t FPEXC;
    uint32_t CONTEXTIDR;
    uint32_t TPIDRURW;
    uint32_t TPIDRURO;
    uint32_t TPIDRPRW;
    uint32_t TTBR1;
    uint32_t unused68;
    uint32_t DACR;
    uint32_t DFSR;
    uint32_t IFSR;
    uint32_t DFAR;
    uint32_t IFAR;
    uint32_t PAR;
    uint32_t TEEHBR;
    uint32_t PMCR;
    uint32_t PMCNTENSET;
    uint32_t PMCNTENSET_2; 
    uint32_t PMSELR;
    uint32_t PMCCNTR;
    uint32_t PMUSERENR;
    uint32_t PMXEVTYPER0;
    uint32_t PMXEVCNTR0;
    uint32_t PMXEVTYPER1;
    uint32_t PMXEVCNTR1;
    uint32_t PMXEVTYPER2;
    uint32_t PMXEVCNTR2;
    uint32_t PMXEVTYPER3;
    uint32_t PMXEVCNTR3;
    uint32_t PMXEVTYPER4;
    uint32_t PMXEVCNTR4;
    uint32_t PMXEVTYPER5;
    uint32_t PMXEVCNTR5;
    uint32_t unusedD0;
    uint32_t unkD4;         //<! Comes from SceVfpIntRegs memblock
    uint32_t DBGSCRext;
    uint32_t unusedDC[9];
    uint64_t VFP_registers[32]; 
    uint32_t unk200[128];       //<! Comes from SceVfpIntRegs memblock
} SceExcpmgrExceptionContext;
VITASDK_BUILD_ASSERT_EQ(0x400, SceExcpmgrExceptionContext); // size is from FW 3.60
 
typedef void(SceExcpmgrExceptionHandler)(SceExcpmgrExceptionContext *context, SceExcpHandlingCode code);
 
typedef struct SceExcpmgrExceptionHandlerContext {
    struct SceExcpmgrExceptionHandlerContext *next; 
    SceUInt32 must_be_zero; 
} SceExcpmgrExceptionHandlerContext;
VITASDK_BUILD_ASSERT_EQ(0x8, SceExcpmgrExceptionHandlerContext); // size is from FW 3.60
 
SceExcpmgrData *ksceExcpmgrGetData(void);
 
int ksceExcpmgrRegisterHandler(SceExcpKind kind, int priority, void *handler);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _PSP2KERN_KERNEL_EXCPMGR_H_ */