FreeChainXenon/binutils-gdb
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If at first the network screws you over, try, try again...

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This commit is contained in:
Ken Raeburn 1992-07-10 00:07:40 +00:00
parent 41ea717598
commit afc5505f00
1 changed files with 47 additions and 70 deletions
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67
gdb/remote-vx.c
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@ -45,6 +45,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "vx-share/xdr_ld.h"
#include "vx-share/xdr_rdb.h"
#include "vx-share/dbgRpcLib.h"
#include "vx-share/reg.h"
#include <symtab.h>
@ -85,7 +86,7 @@ static char *find_white_space ();
/* Tell the VxWorks target system to download a file.
The load addresses of the text, data, and bss segments are
stored in pTextAddr, pDataAddr, and *pBssAddr (respectively).
stored in *pTextAddr, *pDataAddr, and *pBssAddr (respectively).
Returns 0 for success, -1 for failure. */
static int
@ -118,7 +119,7 @@ net_load (filename, pTextAddr, pDataAddr, pBssAddr)
if (status == RPC_SUCCESS)
{
if (*ldstruct.name == NULL) /* load failed on VxWorks side */
if (*ldstruct.name == 0) /* load failed on VxWorks side */
return -1;
*pTextAddr = ldstruct.txt_addr;
*pDataAddr = ldstruct.data_addr;
@ -384,7 +385,11 @@ vx_read_register (regno)
ptrace_in.pid = inferior_pid;
ptrace_out.info.more_data = (caddr_t) &out_data;
#ifndef I80960
out_data.len = 18 * REGISTER_RAW_SIZE (0); /* FIXME 68k hack */
#else
out_data.len = (16 + 16 + 3) * REGISTER_RAW_SIZE (0);
#endif
out_data.bytes = (caddr_t) registers;
status = net_ptrace_clnt_call (PTRACE_GETREGS, &ptrace_in, &ptrace_out);
@ -398,32 +403,22 @@ vx_read_register (regno)
#ifdef I80960
bcopy ((char *) inferior_registers.r_lreg,
&registers[REGISTER_BYTE (R0_REGNUM)], 16 * sizeof (int));
bcopy ((char *) inferior_registers.r_greg,
&registers[REGISTER_BYTE (G0_REGNUM)], 16 * sizeof (int));
/* Don't assume that a location in registers[] is properly aligned. */
bcopy ((char *) &inferior_registers.r_pcw,
&registers[REGISTER_BYTE (PCW_REGNUM)], sizeof (int));
bcopy ((char *) &inferior_registers.r_acw,
&registers[REGISTER_BYTE (ACW_REGNUM)], sizeof (int));
bcopy ((char *) &inferior_registers.r_lreg[2], /* r2 (RIP) -> IP */
&registers[REGISTER_BYTE (IP_REGNUM)], sizeof (int));
bcopy ((char *) &inferior_registers.r_tcw,
&registers[REGISTER_BYTE (TCW_REGNUM)], sizeof (int));
{
/* 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. */
/* @@ Can't use this -- the rdb library for the 960 target
doesn't support setting or retrieving FP regs. KR */
#if 0
struct fp_status inferior_fp_registers;
if (target_has_fp)
{
ptrace_in.pid = inferior_pid;
ptrace_out.info.more_data = (caddr_t) &inferior_fp_registers;
status = net_ptrace_clnt_call (PTRACE_GETFPREGS, &ptrace_in, &ptrace_out);
status = net_ptrace_clnt_call (PTRACE_GETFPREGS,
&ptrace_in, &ptrace_out);
if (status)
error (rpcerr);
if (ptrace_out.status == -1)
@ -440,7 +435,8 @@ vx_read_register (regno)
bzero ((char *) &registers[REGISTER_BYTE (FP0_REGNUM)],
REGISTER_RAW_SIZE (FP0_REGNUM) * 4);
}
#endif
}
#else /* not 960, thus must be 68000: FIXME! */
if (target_has_fp)
@ -507,20 +503,7 @@ vx_write_register (regno)
#ifdef I80960
/* FIXME */
bcopy (&registers[REGISTER_BYTE (R0_REGNUM)],
(char *) inferior_registers.r_lreg, 16 * sizeof (int));
bcopy (&registers[REGISTER_BYTE (G0_REGNUM)],
(char *) inferior_registers.r_greg, 16 * sizeof (int));
/* Don't assume that a location in registers[] is properly aligned. */
bcopy (&registers[REGISTER_BYTE (PCW_REGNUM)],
(char *) &inferior_registers.r_pcw, sizeof (int));
bcopy (&registers[REGISTER_BYTE (ACW_REGNUM)],
(char *) &inferior_registers.r_acw, sizeof (int));
bcopy (&registers[REGISTER_BYTE (TCW_REGNUM)],
(char *) &inferior_registers.r_tcw, sizeof (int));
in_data.len = (16 + 16 + 3) * sizeof (REGISTER_TYPE);
#else /* not 960 -- assume 68k -- FIXME */
@ -548,10 +531,10 @@ vx_write_register (regno)
#ifdef I80960
bcopy (&registers[REGISTER_BYTE (FP0_REGNUM)], &inferior_fp_registers,
sizeof inferior_fp_registers.fps_regs);
#if 0 /* @@ Not supported by target. */
in_data.bytes = &registers[REGISTER_BYTE (FP0_REGNUM)];
in_data.len = 4 * REGISTER_RAW_SIZE (FP0_REGNUM);
#endif
#else /* not 960 -- assume 68k -- FIXME */
in_data.bytes = &registers[REGISTER_BYTE (FP0_REGNUM)];
@ -1252,18 +1235,12 @@ vx_detach (args, from_tty)
/* vx_kill -- takes a running task and wipes it out. */
static void
vx_kill (args, from_tty)
char *args;
int from_tty;
vx_kill ()
{
Rptrace ptrace_in;
Ptrace_return ptrace_out;
int status;
if (args)
error ("Argument given to VxWorks \"kill\".");
if (from_tty)
printf ("Killing pid %s.\n", local_hex_string(inferior_pid));
bzero ((char *)&ptrace_in, sizeof (ptrace_in));