#ifndef _PPC_DB_MACHDEP_H_
#define _PPC_DB_MACHDEP_H_
#include <kern/kern_types.h>
#include <mach/ppc/vm_types.h>
#include <mach/ppc/vm_param.h>
#include <ppc/thread.h>
#include <ppc/trap.h>
#include <ppc/proc_reg.h>
#include <ppc/savearea.h>
typedef addr64_t db_addr_t;
typedef uint64_t db_expr_t;
typedef struct savearea db_regs_t;
db_regs_t ddb_regs;
#define DDB_REGS (&ddb_regs)
extern int db_active;
#define PC_REGS(regs) ((db_addr_t)(regs)->save_srr0)
#define BKPT_INST 0x7c810808
#define BKPT_SIZE (4)
#define BKPT_SET(inst) (BKPT_INST)
#define db_clear_single_step(regs) ((regs)->save_srr1 &= ~MASK(MSR_SE))
#define db_set_single_step(regs) ((regs)->save_srr1 |= MASK(MSR_SE))
#define IS_BREAKPOINT_TRAP(type, code) (FALSE)
#define IS_WATCHPOINT_TRAP(type, code) (FALSE)
#define inst_trap_return(ins) (FALSE)
#define inst_return(ins) (FALSE)
#define inst_call(ins) (FALSE)
int db_inst_load(unsigned long);
int db_inst_store(unsigned long);
#define DB_ACCESS_LEVEL DB_ACCESS_ANY
#define DB_CHECK_ACCESS(addr,size,task) \
db_check_access(addr,size,task)
#define DB_PHYS_EQ(task1,addr1,task2,addr2) \
db_phys_eq(task1,addr1,task2,addr2)
#define DB_VALID_KERN_ADDR(addr) \
((addr) >= VM_MIN_KERNEL_ADDRESS && \
(addr) < vm_last_addr)
#define DB_VALID_ADDRESS(addr,user) \
((!(user) && DB_VALID_KERN_ADDR(addr)) || \
((user) && (addr) < VM_MAX_ADDRESS))
#define IS_USER_TRAP(regs) \
(USER_MODE(regs->save_srr1))
extern boolean_t db_check_access(
vm_offset_t addr,
int size,
task_t task);
extern boolean_t db_phys_eq(
task_t task1,
vm_offset_t addr1,
task_t task2,
vm_offset_t addr2);
extern db_addr_t db_disasm(
db_addr_t loc,
boolean_t altfmt,
task_t task);
extern void db_read_bytes(
vm_offset_t addr,
int size,
char *data,
task_t task);
extern void db_write_bytes(
vm_offset_t addr,
int size,
char *data,
task_t task);
extern void db_stack_trace_cmd(
db_expr_t addr,
boolean_t have_addr,
db_expr_t count,
char *modif);
extern void db_reboot(
db_expr_t addr,
boolean_t have_addr,
db_expr_t count,
char *modif);
extern void db_low_trace(
db_expr_t addr,
int have_addr,
db_expr_t count,
char *modif);
extern void db_to_gdb(
void);
#define DB_TASK_NAME(task) db_task_name(task)
#define DB_TASK_NAME_TITLE "COMMAND "
#define DB_TASK_NAME_LEN 39
#define DB_NULL_TASK_NAME "? "
extern void db_task_name(
task_t task);
#define db_act_fp_used(act) (FALSE)
extern void kdb_trap(
int type,
struct savearea *regs);
extern boolean_t db_trap_from_asm(
struct savearea *regs);
extern void kdb_on(
int cpu);
extern void cnpollc(
boolean_t on);
extern boolean_t db_phys_cmp(
vm_offset_t,
vm_offset_t,
vm_size_t);
#endif