f7ec7f7b26
All callsites to this function navigate the cpu->env_ptr only for the function to take the env ptr back to the original cpu ptr. Change the function to just pass in the CPU pointer instead. Removes a core code usage of ENV_GET_CPU() (in gdbstub.c). Cc: Riku Voipio <riku.voipio@iki.fi> Reviewed-by: Andreas Färber <afaerber@suse.de> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
#ifndef GDBSTUB_H
|
|
#define GDBSTUB_H
|
|
|
|
#define DEFAULT_GDBSTUB_PORT "1234"
|
|
|
|
/* GDB breakpoint/watchpoint types */
|
|
#define GDB_BREAKPOINT_SW 0
|
|
#define GDB_BREAKPOINT_HW 1
|
|
#define GDB_WATCHPOINT_WRITE 2
|
|
#define GDB_WATCHPOINT_READ 3
|
|
#define GDB_WATCHPOINT_ACCESS 4
|
|
|
|
#ifdef NEED_CPU_H
|
|
typedef void (*gdb_syscall_complete_cb)(CPUState *cpu,
|
|
target_ulong ret, target_ulong err);
|
|
|
|
void gdb_do_syscall(gdb_syscall_complete_cb cb, const char *fmt, ...);
|
|
int use_gdb_syscalls(void);
|
|
void gdb_set_stop_cpu(CPUState *cpu);
|
|
void gdb_exit(CPUArchState *, int);
|
|
#ifdef CONFIG_USER_ONLY
|
|
int gdb_queuesig (void);
|
|
int gdb_handlesig(CPUState *, int);
|
|
void gdb_signalled(CPUArchState *, int);
|
|
void gdbserver_fork(CPUState *);
|
|
#endif
|
|
/* Get or set a register. Returns the size of the register. */
|
|
typedef int (*gdb_reg_cb)(CPUArchState *env, uint8_t *buf, int reg);
|
|
void gdb_register_coprocessor(CPUState *cpu,
|
|
gdb_reg_cb get_reg, gdb_reg_cb set_reg,
|
|
int num_regs, const char *xml, int g_pos);
|
|
|
|
static inline int cpu_index(CPUState *cpu)
|
|
{
|
|
#if defined(CONFIG_USER_ONLY)
|
|
return cpu->host_tid;
|
|
#else
|
|
return cpu->cpu_index + 1;
|
|
#endif
|
|
}
|
|
|
|
/* The GDB remote protocol transfers values in target byte order. This means
|
|
* we can use the raw memory access routines to access the value buffer.
|
|
* Conveniently, these also handle the case where the buffer is mis-aligned.
|
|
*/
|
|
|
|
static inline int gdb_get_reg8(uint8_t *mem_buf, uint8_t val)
|
|
{
|
|
stb_p(mem_buf, val);
|
|
return 1;
|
|
}
|
|
|
|
static inline int gdb_get_reg16(uint8_t *mem_buf, uint16_t val)
|
|
{
|
|
stw_p(mem_buf, val);
|
|
return 2;
|
|
}
|
|
|
|
static inline int gdb_get_reg32(uint8_t *mem_buf, uint32_t val)
|
|
{
|
|
stl_p(mem_buf, val);
|
|
return 4;
|
|
}
|
|
|
|
static inline int gdb_get_reg64(uint8_t *mem_buf, uint64_t val)
|
|
{
|
|
stq_p(mem_buf, val);
|
|
return 8;
|
|
}
|
|
|
|
#if TARGET_LONG_BITS == 64
|
|
#define gdb_get_regl(buf, val) gdb_get_reg64(buf, val)
|
|
#define ldtul_p(addr) ldq_p(addr)
|
|
#else
|
|
#define gdb_get_regl(buf, val) gdb_get_reg32(buf, val)
|
|
#define ldtul_p(addr) ldl_p(addr)
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#ifdef CONFIG_USER_ONLY
|
|
int gdbserver_start(int);
|
|
#else
|
|
int gdbserver_start(const char *port);
|
|
#endif
|
|
|
|
/**
|
|
* gdb_has_xml:
|
|
* This is an ugly hack to cope with both new and old gdb.
|
|
* If gdb sends qXfer:features:read then assume we're talking to a newish
|
|
* gdb that understands target descriptions.
|
|
*/
|
|
extern bool gdb_has_xml;
|
|
|
|
/* in gdbstub-xml.c, generated by scripts/feature_to_c.sh */
|
|
extern const char *const xml_builtin[][2];
|
|
|
|
#endif
|