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Diffstat (limited to 'gdb/remote-vx29k.c')
| -rw-r--r-- | gdb/remote-vx29k.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/gdb/remote-vx29k.c b/gdb/remote-vx29k.c deleted file mode 100644 index 798cd088396..00000000000 --- a/gdb/remote-vx29k.c +++ /dev/null @@ -1,182 +0,0 @@ -/* Am29k-dependent portions of the RPC protocol - - 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" /* for struct complaint */ -#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> -#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 am29k_greg_packet[AM29K_GREG_PLEN]; - char am29k_fpreg_packet[AM29K_FPREG_PLEN]; - - /* Get general-purpose registers. When copying values into - registers [], don't assume that a location in registers [] - is properly aligned for the target data type. */ - - net_read_registers (am29k_greg_packet, AM29K_GREG_PLEN, PTRACE_GETREGS); - - /* Now copy the register values into registers[]. - Note that this code depends on the ordering of the REGNUMs - as defined in "tm-29k.h". */ - - bcopy (&am29k_greg_packet[AM29K_R_GR96], - ®isters[REGISTER_BYTE (GR96_REGNUM)], 160 * AM29K_GREG_SIZE); - bcopy (&am29k_greg_packet[AM29K_R_VAB], - ®isters[REGISTER_BYTE (VAB_REGNUM)], 15 * AM29K_GREG_SIZE); - registers[REGISTER_BYTE (INTE_REGNUM)] = am29k_greg_packet[AM29K_R_INTE]; - bcopy (&am29k_greg_packet[AM29K_R_RSP], - ®isters[REGISTER_BYTE (GR1_REGNUM)], 5 * AM29K_GREG_SIZE); - - /* PAD For now, don't care about exop register */ - - memset (®isters[REGISTER_BYTE (EXO_REGNUM)], '\0', AM29K_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 (am29k_fpreg_packet, AM29K_FPREG_PLEN, - PTRACE_GETFPREGS); - registers[REGISTER_BYTE (FPE_REGNUM)] = am29k_fpreg_packet[AM29K_R_FPE]; - registers[REGISTER_BYTE (FPS_REGNUM)] = am29k_fpreg_packet[AM29K_R_FPS]; - - /* PAD For now, don't care about registers (?) AI0 to q */ - - memset (®isters[REGISTER_BYTE (161)], '\0', 21 * AM29K_FPREG_SIZE); - } - else - { - memset (®isters[REGISTER_BYTE (FPE_REGNUM)], '\0', AM29K_FPREG_SIZE); - memset (®isters[REGISTER_BYTE (FPS_REGNUM)], '\0', AM29K_FPREG_SIZE); - - /* PAD For now, don't care about registers (?) AI0 to q */ - - memset (®isters[REGISTER_BYTE (161)], '\0', 21 * AM29K_FPREG_SIZE); - } - - /* 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. */ - -void -vx_write_register (int regno) -{ - char am29k_greg_packet[AM29K_GREG_PLEN]; - char am29k_fpreg_packet[AM29K_FPREG_PLEN]; - - /* Store general purpose registers. When copying values from - registers [], don't assume that a location in registers [] - is properly aligned for the target data type. */ - - bcopy (®isters[REGISTER_BYTE (GR96_REGNUM)], - &am29k_greg_packet[AM29K_R_GR96], 160 * AM29K_GREG_SIZE); - bcopy (®isters[REGISTER_BYTE (VAB_REGNUM)], - &am29k_greg_packet[AM29K_R_VAB], 15 * AM29K_GREG_SIZE); - am29k_greg_packet[AM29K_R_INTE] = registers[REGISTER_BYTE (INTE_REGNUM)]; - bcopy (®isters[REGISTER_BYTE (GR1_REGNUM)], - &am29k_greg_packet[AM29K_R_RSP], 5 * AM29K_GREG_SIZE); - - net_write_registers (am29k_greg_packet, AM29K_GREG_PLEN, PTRACE_SETREGS); - - /* Store floating point registers if the target has them. */ - - if (target_has_fp) - { - am29k_fpreg_packet[AM29K_R_FPE] = registers[REGISTER_BYTE (FPE_REGNUM)]; - am29k_fpreg_packet[AM29K_R_FPS] = registers[REGISTER_BYTE (FPS_REGNUM)]; - - net_write_registers (am29k_fpreg_packet, AM29K_FPREG_PLEN, - PTRACE_SETFPREGS); - } -} - -/* VxWorks zeroes fp when the task is initialized; we use this - to terminate the frame chain. Chain means here the nominal address of - a frame, that is, the return address (lr0) address in the stack. To - obtain the frame pointer (lr1) contents, we must add 4 bytes. - Note : may be we should modify init_frame_info() to get the frame pointer - and store it into the frame_info struct rather than reading its - contents when FRAME_CHAIN_VALID is invoked. THISFRAME is unused. */ - -int -vx29k_frame_chain_valid (CORE_ADDR chain, struct frame_info *thisframe) -{ - int fp_contents; - - read_memory ((CORE_ADDR) (chain + 4), (char *) &fp_contents, 4); - return (fp_contents != 0); -} |