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-rw-r--r--gdb/remote-vx.c121
1 files changed, 49 insertions, 72 deletions
diff --git a/gdb/remote-vx.c b/gdb/remote-vx.c
index 6cdc9ec..a47ed35 100644
--- a/gdb/remote-vx.c
+++ b/gdb/remote-vx.c
@@ -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
@@ -106,7 +107,7 @@ net_load (filename, pTextAddr, pDataAddr, pBssAddr)
The load on the target side can take quite a while, easily
more than 10 seconds. The user can kill this call by typing
CTRL-C if there really is a problem with the load.
-
+
Do not change the tv_sec value without checking -- select() imposes
a limit of 10**8 on it for no good reason that I can see... */
@@ -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);
@@ -398,49 +403,40 @@ 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. */
-
- 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);
- if (status)
- error (rpcerr);
- if (ptrace_out.status == -1)
- {
- errno = ptrace_out.errno;
- perror_with_name ("net_ptrace_clnt_call(PTRACE_GETFPREGS)");
- }
-
- bcopy (&inferior_fp_registers, &registers[REGISTER_BYTE (FP0_REGNUM)],
- REGISTER_RAW_SIZE (FP0_REGNUM) * 4);
- }
- else
- {
- bzero ((char *) &registers[REGISTER_BYTE (FP0_REGNUM)],
- REGISTER_RAW_SIZE (FP0_REGNUM) * 4);
- }
-
+ {
+ /* 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);
+ if (status)
+ error (rpcerr);
+ if (ptrace_out.status == -1)
+ {
+ errno = ptrace_out.errno;
+ perror_with_name ("net_ptrace_clnt_call(PTRACE_GETFPREGS)");
+ }
+
+ bcopy (&inferior_fp_registers, &registers[REGISTER_BYTE (FP0_REGNUM)],
+ REGISTER_RAW_SIZE (FP0_REGNUM) * 4);
+ }
+ else
+ {
+ 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)];
@@ -1252,19 +1235,13 @@ 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));
+ printf ("Killing pid %s.\n", local_hex_string(inferior_pid));
bzero ((char *)&ptrace_in, sizeof (ptrace_in));
bzero ((char *)&ptrace_out, sizeof (ptrace_out));