registers.c

这个是LINUX下的GDB调度工具的源码

/* frv simulator support code
   Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
   Contributed by Red Hat.

This file is part of the GNU simulators.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#define WANT_CPU
#define WANT_CPU_FRVBF

#include "sim-main.h"
#include "bfd.h"

#define IMPL 1 /* Implemented */
#define SUP  1 /* Supervisor register */
#define USER 0 /* User register */

#define RESERVED {0x00000000, 0x00000000, 0x00000000, 0xffffffff, ! IMPL, USER}

/* SPR definitions for the general FRV architecture.
   All registers and all features should be enabled.
   Initial and reset values are taken from the fr500 LSI.  */
static FRV_SPR_CONTROL_INFO frv_spr[] =
{
  {0x0000107e, 0x0000007c, 0x000060fd, 0xffff9600,   IMPL,   SUP}, /* PSR */
  {0x00000000, 0x00000000, 0x00000000, 0x00000003,   IMPL,   SUP}, /* PCSR */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000003,   IMPL,   SUP}, /* BPCSR */
  {0x00000000, 0x00000000, 0x00000000, 0x000007ff,   IMPL,   SUP}, /* TBR */
  {0x00000000, 0x00000000, 0x00000000, 0xffffeffe,   IMPL,   SUP}, /* BPSR */

  /* spr registers 5-15 are reserved */
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED,

  {0x000003c0, 0x00000000, 0xce400000, 0x313fec38,   IMPL,   SUP}, /* HSR0 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR7 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR15 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR23 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR31 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR39 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR47 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR55 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,   SUP}, /* HSR63 */

  /* spr registers 80-255 are reserved */
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED,

  {0x00000000, 0x00000000, 0x00000000, 0x00000000,   IMPL,  USER}, /* CCR */

  /* spr registers 257-262 are reserved */
  RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED,

  {0x00000000, 0x00000000, 0x00000000, 0xffff0000,   IMPL,  USER}, /* CCCR */

  /* spr registers 264-271 are reserved */
  RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED,

  {0x00000000, 0x00000000, 0x00000000, 0x00000003,   IMPL,  USER}, /* LR */
  {0x00000000, 0x00000000, 0x00000000, 0x00000000,   IMPL,  USER}, /* LCR */

  /* spr registers 274-279 and 282-287 are reserved.  */
  /* spr registers 280 and 281 are iacc0h and iacc0l (fr405).  */
  RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  {0x00000000, 0x00000000, 0x00000000, 0x00000000,   IMPL,  USER}, /* IACC0H */
  {0x00000000, 0x00000000, 0x00000000, 0x00000000,   IMPL,  USER}, /* IACC0L */
  RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED,

  {0xe0000021, 0x20000000, 0xe0000000, 0xffffffc2,   IMPL,  USER}, /* ISR */

  /* spr registers 289-351 are reserved */
  RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED, RESERVED, RESERVED, RESERVED,
  RESERVED, RESERVED,

  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER}, /* NEEAR0 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER}, /* NEEAR7 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER}, /* NEEAR15 */
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},
  {0x00000000, 0x00000000, 0xffffffff, 0x00000000,   IMPL,  USER},