GDBserver
Classes | Defines | Functions | Variables
/home/stan/gdb/src/gdb/gdbserver/linux-mips-low.c File Reference
#include "server.h"
#include "linux-low.h"
#include <sys/ptrace.h>
#include <endian.h>
#include "mips-linux-watch.h"
#include "gdb_proc_service.h"
#include <asm/ptrace.h>

Go to the source code of this file.

Classes

union  mips_register
struct  arch_process_info
struct  arch_lwp_info

Defines

#define PTRACE_GET_THREAD_AREA   25
#define mips_num_regs   73
#define mips_dsp_num_regs   80
#define DSP_BASE   71
#define DSP_CONTROL   77
#define mips_base_regs
#define mips_dsp_regs
#define mips_breakpoint_len   4

Functions

void init_registers_mips_linux (void)
void init_registers_mips_dsp_linux (void)
void init_registers_mips64_linux (void)
void init_registers_mips64_dsp_linux (void)
static struct target_desc * mips_read_description (void)
static void mips_arch_setup (void)
static struct usrregs_info * get_usrregs_info (void)
static int mips_cannot_fetch_register (int regno)
static int mips_cannot_store_register (int regno)
static CORE_ADDR mips_get_pc (struct regcache *regcache)
static void mips_set_pc (struct regcache *regcache, CORE_ADDR pc)
static CORE_ADDR mips_reinsert_addr (void)
static int mips_breakpoint_at (CORE_ADDR where)
static int update_watch_registers_callback (struct inferior_list_entry *entry, void *pid_p)
static struct arch_process_info * mips_linux_new_process (void)
static struct arch_lwp_info * mips_linux_new_thread (void)
static void mips_linux_prepare_to_resume (struct lwp_info *lwp)
static enum target_hw_bp_type rsp_bp_type_to_target_hw_bp_type (char type)
static int mips_insert_point (char type, CORE_ADDR addr, int len)
static int mips_remove_point (char type, CORE_ADDR addr, int len)
static int mips_stopped_by_watchpoint (void)
static CORE_ADDR mips_stopped_data_address (void)
ps_err_e ps_get_thread_area (const struct ps_prochandle *ph, lwpid_t lwpid, int idx, void **base)
static struct regs_info * mips_regs_info (void)
void initialize_low_arch (void)

Variables

struct target_desc * tdesc_mips_linux
struct target_desc * tdesc_mips_dsp_linux
struct target_desc * tdesc_mips64_linux
struct target_desc * tdesc_mips64_dsp_linux
static int mips_regmap [mips_num_regs]
static int mips_dsp_regmap [mips_dsp_num_regs]
static unsigned char mips_dsp_regset_bitmap [(mips_dsp_num_regs+7)/8]
static int have_dsp = -1
static const unsigned int mips_breakpoint = 0x0005000d
static struct regset_info mips_regsets []
static struct regsets_info mips_regsets_info
static struct usrregs_info mips_dsp_usrregs_info
static struct usrregs_info mips_usrregs_info
static struct regs_info dsp_regs_info
static struct regs_info regs_info
struct linux_target_ops the_low_target

Define Documentation

#define DSP_BASE   71

Definition at line 63 of file linux-mips-low.c.

#define DSP_CONTROL   77

Definition at line 64 of file linux-mips-low.c.

Referenced by mips_read_description().

#define mips_base_regs
Value:
-1,  1,  2,  3,  4,  5,  6,  7,                                 \
  8,  9,  10, 11, 12, 13, 14, 15,                                       \
  16, 17, 18, 19, 20, 21, 22, 23,                                       \
  24, 25, 26, 27, 28, 29, 30, 31,                                       \
                                                                        \
  -1, MMLO, MMHI, BADVADDR, CAUSE, PC,                                  \
                                                                        \
  FPR_BASE,      FPR_BASE + 1,  FPR_BASE + 2,  FPR_BASE + 3,            \
  FPR_BASE + 4,  FPR_BASE + 5,  FPR_BASE + 6,  FPR_BASE + 7,            \
  FPR_BASE + 8,  FPR_BASE + 9,  FPR_BASE + 10, FPR_BASE + 11,           \
  FPR_BASE + 12, FPR_BASE + 13, FPR_BASE + 14, FPR_BASE + 15,           \
  FPR_BASE + 16, FPR_BASE + 17, FPR_BASE + 18, FPR_BASE + 19,           \
  FPR_BASE + 20, FPR_BASE + 21, FPR_BASE + 22, FPR_BASE + 23,           \
  FPR_BASE + 24, FPR_BASE + 25, FPR_BASE + 26, FPR_BASE + 27,           \
  FPR_BASE + 28, FPR_BASE + 29, FPR_BASE + 30, FPR_BASE + 31,           \
  FPC_CSR, FPC_EIR

Definition at line 78 of file linux-mips-low.c.

#define mips_breakpoint_len   4

Definition at line 266 of file linux-mips-low.c.

#define mips_dsp_num_regs   80

Definition at line 58 of file linux-mips-low.c.

#define mips_dsp_regs
Value:
DSP_BASE,      DSP_BASE + 1,  DSP_BASE + 2,  DSP_BASE + 3,              \
  DSP_BASE + 4,  DSP_BASE + 5,                                          \
  DSP_CONTROL

Definition at line 96 of file linux-mips-low.c.

#define mips_num_regs   73

Definition at line 57 of file linux-mips-low.c.

#define PTRACE_GET_THREAD_AREA   25

Definition at line 50 of file linux-mips-low.c.

Referenced by ps_get_thread_area().

Function Documentation

static struct usrregs_info* get_usrregs_info ( void  ) [static, read]

Definition at line 156 of file linux-mips-low.c.

References linux_target_ops::regs_info, the_low_target, and regs_info::usrregs.

Referenced by mips_cannot_fetch_register(), and mips_cannot_store_register().

void init_registers_mips64_dsp_linux ( void  )

Referenced by initialize_low_arch().

void init_registers_mips64_linux ( void  )

Referenced by initialize_low_arch().

void init_registers_mips_dsp_linux ( void  )

Referenced by initialize_low_arch().

void init_registers_mips_linux ( void  )

Referenced by initialize_low_arch().

void initialize_low_arch ( void  )

Definition at line 877 of file linux-mips-low.c.

References init_registers_mips64_dsp_linux(), init_registers_mips64_linux(), init_registers_mips_dsp_linux(), and init_registers_mips_linux().

static void mips_arch_setup ( void  ) [static]

Definition at line 150 of file linux-mips-low.c.

References current_process(), mips_read_description(), and process_info::tdesc.

static int mips_breakpoint_at ( CORE_ADDR  where) [static]

Definition at line 281 of file linux-mips-low.c.

References mips_breakpoint, target_ops::read_memory, and the_target.

static int mips_cannot_fetch_register ( int  regno) [static]

Definition at line 204 of file linux-mips-low.c.

References current_process(), find_regno(), get_usrregs_info(), and process_info::tdesc.

static int mips_cannot_store_register ( int  regno) [static]

Definition at line 220 of file linux-mips-low.c.

References current_process(), find_regno(), get_usrregs_info(), and process_info::tdesc.

static CORE_ADDR mips_get_pc ( struct regcache *  regcache) [static]

Definition at line 245 of file linux-mips-low.c.

References mips_register::buf, collect_register_by_name(), mips_register::reg32, mips_register::reg64, register_size(), and regcache::tdesc.

static int mips_insert_point ( char  type,
CORE_ADDR  addr,
int  len 
) [static]

Definition at line 396 of file linux-mips-low.c.

References mips_watchpoint::addr, all_lwps, process_info_private::arch_private, current_inferior, current_process(), find_inferior(), get_thread_lwp, mips_watchpoint::len, lwpid_of, mips_linux_read_watch_registers(), mips_linux_watch_populate_regs(), mips_linux_watch_try_one_watch(), mips_linux_watch_type_to_irw(), mips_watchpoint::next, pid_of, process_info::private, rsp_bp_type_to_target_hw_bp_type(), mips_watchpoint::type, update_watch_registers_callback(), and xmalloc().

static struct arch_process_info* mips_linux_new_process ( void  ) [static, read]

Definition at line 324 of file linux-mips-low.c.

References xcalloc().

static struct arch_lwp_info* mips_linux_new_thread ( void  ) [static, read]

Definition at line 336 of file linux-mips-low.c.

References arch_lwp_info::watch_registers_changed, and xcalloc().

static void mips_linux_prepare_to_resume ( struct lwp_info *  lwp) [static]

Definition at line 350 of file linux-mips-low.c.

References process_info_private::arch_private, lwp_info::arch_private, find_process_pid(), mips_linux_watch_get_num_valid(), perror_with_name(), process_info::private, ptid_get_lwp(), ptid_get_pid(), ptid_of, and arch_lwp_info::watch_registers_changed.

static struct target_desc* mips_read_description ( void  ) [static, read]

Definition at line 125 of file linux-mips-low.c.

References current_inferior, DSP_CONTROL, errno, get_thread_lwp, have_dsp, lwpid_of, and perror_with_name().

Referenced by mips_arch_setup().

static struct regs_info* mips_regs_info ( void  ) [static, read]

Definition at line 843 of file linux-mips-low.c.

References dsp_regs_info, have_dsp, and regs_info.

static CORE_ADDR mips_reinsert_addr ( void  ) [static]

Definition at line 272 of file linux-mips-low.c.

References mips_register::buf, collect_register_by_name(), current_inferior, get_thread_regcache(), mips_register::reg32, mips_register::reg64, register_size(), and regcache::tdesc.

static int mips_remove_point ( char  type,
CORE_ADDR  addr,
int  len 
) [static]

Definition at line 466 of file linux-mips-low.c.

References mips_watchpoint::addr, all_lwps, process_info_private::arch_private, current_process(), find_inferior(), gdb_assert, mips_watchpoint::len, mips_linux_watch_populate_regs(), mips_watchpoint::next, pid_of, process_info::private, rsp_bp_type_to_target_hw_bp_type(), mips_watchpoint::type, and update_watch_registers_callback().

static void mips_set_pc ( struct regcache *  regcache,
CORE_ADDR  pc 
) [static]

Definition at line 253 of file linux-mips-low.c.

References mips_register::buf, mips_register::reg32, mips_register::reg64, register_size(), supply_register_by_name(), and regcache::tdesc.

static int mips_stopped_by_watchpoint ( void  ) [static]

Definition at line 529 of file linux-mips-low.c.

References process_info_private::arch_private, current_inferior, current_process(), get_thread_lwp, lwpid_of, MAX_DEBUG_REGISTER, mips_linux_read_watch_registers(), mips_linux_watch_get_num_valid(), mips_linux_watch_get_watchhi(), process_info::private, R_MASK, and W_MASK.

static CORE_ADDR mips_stopped_data_address ( void  ) [static]

Definition at line 557 of file linux-mips-low.c.

References mips_watchpoint::addr, process_info_private::arch_private, current_inferior, current_process(), get_thread_lwp, IRW_MASK, mips_watchpoint::len, lwpid_of, MAX_DEBUG_REGISTER, mips_linux_read_watch_registers(), mips_linux_watch_get_num_valid(), mips_linux_watch_get_watchhi(), mips_linux_watch_get_watchlo(), mips_linux_watch_type_to_irw(), mips_watchpoint::next, process_info::private, R_MASK, mips_watchpoint::type, and W_MASK.

ps_err_e ps_get_thread_area ( const struct ps_prochandle *  ph,
lwpid_t  lwpid,
int  idx,
void **  base 
)

Definition at line 618 of file linux-mips-low.c.

References PS_ERR, PS_OK, and PTRACE_GET_THREAD_AREA.

static enum target_hw_bp_type rsp_bp_type_to_target_hw_bp_type ( char  type) [static]

Definition at line 377 of file linux-mips-low.c.

References gdb_assert_not_reached, hw_access, hw_read, and hw_write.

Referenced by mips_insert_point(), and mips_remove_point().

static int update_watch_registers_callback ( struct inferior_list_entry *  entry,
void *  pid_p 
) [static]

Definition at line 298 of file linux-mips-low.c.

References lwp_info::arch_private, linux_stop_lwp(), pid_of, lwp_info::stopped, and arch_lwp_info::watch_registers_changed.

Referenced by mips_insert_point(), and mips_remove_point().

Variable Documentation

struct regs_info dsp_regs_info [static]
Initial value:
  {
    mips_dsp_regset_bitmap,
    &mips_dsp_usrregs_info,
    &mips_regsets_info
  }

Definition at line 828 of file linux-mips-low.c.

Referenced by mips_regs_info().

int have_dsp = -1 [static]

Definition at line 119 of file linux-mips-low.c.

Referenced by mips_read_description(), and mips_regs_info().

const unsigned int mips_breakpoint = 0x0005000d [static]

Definition at line 265 of file linux-mips-low.c.

Referenced by mips_breakpoint_at().

int mips_dsp_regmap[mips_dsp_num_regs] [static]
Initial value:
 {
  mips_base_regs,
  mips_dsp_regs,
  0
}

Definition at line 106 of file linux-mips-low.c.

unsigned char mips_dsp_regset_bitmap[(mips_dsp_num_regs+7)/8] [static]
Initial value:
 {
  0xfe, 0xff, 0xff, 0xff, 0xfe, 0xff, 0xff, 0xff, 0xff, 0x80
}

Definition at line 115 of file linux-mips-low.c.

struct usrregs_info mips_dsp_usrregs_info [static]
Initial value:
  {
    mips_dsp_num_regs,
    mips_dsp_regmap,
  }

Definition at line 816 of file linux-mips-low.c.

int mips_regmap[mips_num_regs] [static]
Initial value:
 {
  mips_base_regs,
  0
}

Definition at line 101 of file linux-mips-low.c.

struct regset_info mips_regsets[] [static]
Initial value:
 {





 
  { 0, 0, 0, -1, -1, NULL, NULL }
}

Definition at line 799 of file linux-mips-low.c.

struct regsets_info mips_regsets_info [static]
Initial value:
  {
    mips_regsets, 
    0, 
    NULL, 
  }

Definition at line 809 of file linux-mips-low.c.

struct usrregs_info mips_usrregs_info [static]
Initial value:
  {
    mips_num_regs,
    mips_regmap,
  }

Definition at line 822 of file linux-mips-low.c.

struct regs_info regs_info [static]
Initial value:
  {
    NULL, 
    &mips_usrregs_info,
    &mips_regsets_info
  }

Definition at line 835 of file linux-mips-low.c.

Referenced by mips_regs_info().

struct target_desc* tdesc_mips64_dsp_linux
struct target_desc* tdesc_mips64_linux
struct target_desc* tdesc_mips_dsp_linux
struct target_desc* tdesc_mips_linux
struct linux_target_ops the_low_target
Initial value:
 {
  mips_arch_setup,
  mips_regs_info,
  mips_cannot_fetch_register,
  mips_cannot_store_register,
  NULL, 
  mips_get_pc,
  mips_set_pc,
  (const unsigned char *) &mips_breakpoint,
  mips_breakpoint_len,
  mips_reinsert_addr,
  0,
  mips_breakpoint_at,
  mips_insert_point,
  mips_remove_point,
  mips_stopped_by_watchpoint,
  mips_stopped_data_address,
  NULL,
  NULL,
  NULL, 
  mips_linux_new_process,
  mips_linux_new_thread,
  mips_linux_prepare_to_resume
}

Definition at line 851 of file linux-mips-low.c.

 All Classes Files Functions Variables Typedefs Enumerations Enumerator Defines
Generated on Thu Oct 10 2013 17:23:18 for GDBserver by   doxygen 1.7.6.1