old-cross-binutils/gdb/remote-vx68.c
Andrew Cagney 524d7c188c 2002-11-14 Andrew Cagney <ac131313@redhat.com>
* regcache.h (deprecated_registers): Rename registers.
	* a68v-nat.c, alpha-nat.c, arch-utils.c, core-sol2.c: Update.
	* hp300ux-nat.c, hppab-nat.c, hppah-nat.c: Update.
	* hppam3-nat.c, hpux-thread.c, i386gnu-nat.c: Update.
	* ia64-aix-nat.c, ia64-linux-nat.c, ia64-tdep.c: Update.
	* irix4-nat.c, irix5-nat.c, lynx-nat.c, m68k-tdep.c: Update.
	* m68knbsd-nat.c, mips-linux-tdep.c, mipsm3-nat.c: Update.
	* mipsv4-nat.c, ns32knbsd-nat.c, ppc-bdm.c: Update.
	* ppc-sysv-tdep.c, ptx4-nat.c, regcache.c, remote-es.c: Update.
	* remote-sds.c, remote-vx68.c, remote-vxmips.c: Update.
	* remote-vxsparc.c, rs6000-tdep.c, sol-thread.c: Update.
	* sparc-nat.c, sparc-tdep.c, sun3-nat.c, symm-nat.c: Update.
	* v850ice.c: Update.
2002-11-14 20:37:29 +00:00

160 lines
4.6 KiB
C

/* 68k-dependent portions of the RPC protocol
used with a VxWorks target
Contributed by Wind River Systems.
This file is part of GDB.
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 of the License, 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. */
#include <stdio.h>
#include "defs.h"
#include "vx-share/regPacket.h"
#include "frame.h"
#include "inferior.h"
#include "target.h"
#include "gdbcore.h"
#include "command.h"
#include "symtab.h"
#include "symfile.h"
#include "regcache.h"
#include "gdb_string.h"
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/socket.h>
#ifdef _AIX /* IBM claims "void *malloc()" not char * */
#define malloc bogon_malloc
#endif
#include <rpc/rpc.h>
#ifdef _AIX
#undef malloc
#endif
#include <sys/time.h> /* UTek's <rpc/rpc.h> doesn't #incl this */
#include <netdb.h>
#include "vx-share/ptrace.h"
#include "vx-share/xdr_ptrace.h"
#include "vx-share/xdr_ld.h"
#include "vx-share/xdr_rdb.h"
#include "vx-share/dbgRpcLib.h"
/* get rid of value.h if possible */
#include <value.h>
#include <symtab.h>
/* Flag set if target has fpu */
extern int target_has_fp;
/* Generic register read/write routines in remote-vx.c. */
extern void net_read_registers ();
extern void net_write_registers ();
/* Read a register or registers from the VxWorks target.
REGNO is the register to read, or -1 for all; currently,
it is ignored. FIXME look at regno to improve efficiency. */
void
vx_read_register (int regno)
{
char mc68k_greg_packet[MC68K_GREG_PLEN];
char mc68k_fpreg_packet[MC68K_FPREG_PLEN];
/* Get general-purpose registers. */
net_read_registers (mc68k_greg_packet, MC68K_GREG_PLEN, PTRACE_GETREGS);
bcopy (&mc68k_greg_packet[MC68K_R_D0], deprecated_registers,
16 * MC68K_GREG_SIZE);
bcopy (&mc68k_greg_packet[MC68K_R_SR],
&deprecated_registers[REGISTER_BYTE (PS_REGNUM)],
MC68K_GREG_SIZE);
bcopy (&mc68k_greg_packet[MC68K_R_PC],
&deprecated_registers[REGISTER_BYTE (PC_REGNUM)],
MC68K_GREG_SIZE);
/* Get floating-point registers, if the target system has them.
Otherwise, zero them. */
if (target_has_fp)
{
net_read_registers (mc68k_fpreg_packet, MC68K_FPREG_PLEN,
PTRACE_GETFPREGS);
bcopy (&mc68k_fpreg_packet[MC68K_R_FP0],
&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)],
MC68K_FPREG_SIZE * 8);
bcopy (&mc68k_fpreg_packet[MC68K_R_FPCR],
&deprecated_registers[REGISTER_BYTE (FPC_REGNUM)],
MC68K_FPREG_PLEN - (MC68K_FPREG_SIZE * 8));
}
else
{
bzero (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)],
MC68K_FPREG_SIZE * 8);
bzero (&deprecated_registers[REGISTER_BYTE (FPC_REGNUM)],
MC68K_FPREG_PLEN - (MC68K_FPREG_SIZE * 8));
}
/* Mark the register cache valid. */
deprecated_registers_fetched ();
}
/* Store a register or registers into the VxWorks target.
REGNO is the register to store, or -1 for all; currently,
it is ignored. FIXME look at regno to improve efficiency. */
void
vx_write_register (int regno)
{
char mc68k_greg_packet[MC68K_GREG_PLEN];
char mc68k_fpreg_packet[MC68K_FPREG_PLEN];
/* Store general-purpose registers. */
bcopy (deprecated_registers, &mc68k_greg_packet[MC68K_R_D0],
16 * MC68K_GREG_SIZE);
bcopy (&deprecated_registers[REGISTER_BYTE (PS_REGNUM)],
&mc68k_greg_packet[MC68K_R_SR], MC68K_GREG_SIZE);
bcopy (&deprecated_registers[REGISTER_BYTE (PC_REGNUM)],
&mc68k_greg_packet[MC68K_R_PC], MC68K_GREG_SIZE);
net_write_registers (mc68k_greg_packet, MC68K_GREG_PLEN, PTRACE_SETREGS);
/* Store floating point registers if the target has them. */
if (target_has_fp)
{
bcopy (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)],
&mc68k_fpreg_packet[MC68K_R_FP0],
MC68K_FPREG_SIZE * 8);
bcopy (&deprecated_registers[REGISTER_BYTE (FPC_REGNUM)],
&mc68k_fpreg_packet[MC68K_R_FPCR],
MC68K_FPREG_PLEN - (MC68K_FPREG_SIZE * 8));
net_write_registers (mc68k_fpreg_packet, MC68K_FPREG_PLEN,
PTRACE_SETFPREGS);
}
}