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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/remote-vxmips.c | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/remote-vxmips.c')
-rw-r--r-- | gdb/remote-vxmips.c | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/gdb/remote-vxmips.c b/gdb/remote-vxmips.c deleted file mode 100644 index c65ac01..0000000 --- a/gdb/remote-vxmips.c +++ /dev/null @@ -1,201 +0,0 @@ -/* MIPS-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 "wait.h" -#include "target.h" -#include "gdbcore.h" -#include "command.h" -#include "symtab.h" -#include "symfile.h" /* for struct complaint */ - -#include "gdb_string.h" -#include <errno.h> -#include <signal.h> -#include <fcntl.h> -#include <sys/types.h> -#include <sys/time.h> -#include <sys/socket.h> -#include <rpc/rpc.h> -#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 (regno) - int regno; -{ - char mips_greg_packet[MIPS_GREG_PLEN]; - char mips_fpreg_packet[MIPS_FPREG_PLEN]; - - /* Get general-purpose registers. */ - - net_read_registers (mips_greg_packet, MIPS_GREG_PLEN, PTRACE_GETREGS); - - /* this code copies the registers obtained by RPC - stored in a structure(s) like this : - - Register(s) Offset(s) - gp 0-31 0x00 - hi 0x80 - lo 0x84 - sr 0x88 - pc 0x8c - - into a stucture like this: - - 0x00 GP 0-31 - 0x80 SR - 0x84 LO - 0x88 HI - 0x8C BAD --- Not available currently - 0x90 CAUSE --- Not available currently - 0x94 PC - 0x98 FP 0-31 - 0x118 FCSR - 0x11C FIR --- Not available currently - 0x120 FP --- Not available currently - - structure is 0x124 (292) bytes in length */ - - /* Copy the general registers. */ - - bcopy (&mips_greg_packet[MIPS_R_GP0], ®isters[0], 32 * MIPS_GREG_SIZE); - - /* Copy SR, LO, HI, and PC. */ - - bcopy (&mips_greg_packet[MIPS_R_SR], - ®isters[REGISTER_BYTE (PS_REGNUM)], MIPS_GREG_SIZE); - bcopy (&mips_greg_packet[MIPS_R_LO], - ®isters[REGISTER_BYTE (LO_REGNUM)], MIPS_GREG_SIZE); - bcopy (&mips_greg_packet[MIPS_R_HI], - ®isters[REGISTER_BYTE (HI_REGNUM)], MIPS_GREG_SIZE); - bcopy (&mips_greg_packet[MIPS_R_PC], - ®isters[REGISTER_BYTE (PC_REGNUM)], MIPS_GREG_SIZE); - - /* If the target has floating point registers, fetch them. - Otherwise, zero the floating point register values in - registers[] for good measure, even though we might not - need to. */ - - if (target_has_fp) - { - net_read_registers (mips_fpreg_packet, MIPS_FPREG_PLEN, - PTRACE_GETFPREGS); - - /* Copy the floating point registers. */ - - bcopy (&mips_fpreg_packet[MIPS_R_FP0], - ®isters[REGISTER_BYTE (FP0_REGNUM)], - REGISTER_RAW_SIZE (FP0_REGNUM) * 32); - - /* Copy the floating point control/status register (fpcsr). */ - - bcopy (&mips_fpreg_packet[MIPS_R_FPCSR], - ®isters[REGISTER_BYTE (FCRCS_REGNUM)], - REGISTER_RAW_SIZE (FCRCS_REGNUM)); - } - else - { - bzero ((char *) ®isters[REGISTER_BYTE (FP0_REGNUM)], - REGISTER_RAW_SIZE (FP0_REGNUM) * 32); - bzero ((char *) ®isters[REGISTER_BYTE (FCRCS_REGNUM)], - REGISTER_RAW_SIZE (FCRCS_REGNUM)); - } - - /* Mark the register cache valid. */ - - 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. */ - -vx_write_register (regno) - int regno; -{ - char mips_greg_packet[MIPS_GREG_PLEN]; - char mips_fpreg_packet[MIPS_FPREG_PLEN]; - - /* Store general registers. */ - - bcopy (®isters[0], &mips_greg_packet[MIPS_R_GP0], 32 * MIPS_GREG_SIZE); - - /* Copy SR, LO, HI, and PC. */ - - bcopy (®isters[REGISTER_BYTE (PS_REGNUM)], - &mips_greg_packet[MIPS_R_SR], MIPS_GREG_SIZE); - bcopy (®isters[REGISTER_BYTE (LO_REGNUM)], - &mips_greg_packet[MIPS_R_LO], MIPS_GREG_SIZE); - bcopy (®isters[REGISTER_BYTE (HI_REGNUM)], - &mips_greg_packet[MIPS_R_HI], MIPS_GREG_SIZE); - bcopy (®isters[REGISTER_BYTE (PC_REGNUM)], - &mips_greg_packet[MIPS_R_PC], MIPS_GREG_SIZE); - - net_write_registers (mips_greg_packet, MIPS_GREG_PLEN, PTRACE_SETREGS); - - /* Store floating point registers if the target has them. */ - - if (target_has_fp) - { - /* Copy the floating point data registers. */ - - bcopy (®isters[REGISTER_BYTE (FP0_REGNUM)], - &mips_fpreg_packet[MIPS_R_FP0], - REGISTER_RAW_SIZE (FP0_REGNUM) * 32); - - /* Copy the floating point control/status register (fpcsr). */ - - bcopy (®isters[REGISTER_BYTE (FCRCS_REGNUM)], - &mips_fpreg_packet[MIPS_R_FPCSR], - REGISTER_RAW_SIZE (FCRCS_REGNUM)); - - net_write_registers (mips_fpreg_packet, MIPS_FPREG_PLEN, - PTRACE_SETFPREGS); - } -} |