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* ppcnbsd-nat.c: Include <machine/frame.h>, <machine/pcb.h>,

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"gdbcore.h", "regcache.h", and "bsd-kvm.h".
        (ppcnbsd_supply_pcb): New function.
        (_initialize_ppcnbsd_nat): New prototype and function.
        * config/powerpc/nbsd.mh (NATDEPFILES): Add bsd-kvm.o.
        (LOADLIBES): New variable.
        * Makefile.in (ppcnbsd-nat.o): Update dependencies.
This commit is contained in:
Nathan J. Williams 2004-08-08 19:27:10 +00:00
parent 5ef2d0aac2
commit 69e9e646da
4 changed files with 62 additions and 3 deletions
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10
gdb/ChangeLog
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@ -1,3 +1,13 @@
2004-08-08 Nathan J. Williams <nathanw@wasabisystems.com>
* ppcnbsd-nat.c: Include <machine/frame.h>, <machine/pcb.h>,
"gdbcore.h", "regcache.h", and "bsd-kvm.h".
(ppcnbsd_supply_pcb): New function.
(_initialize_ppcnbsd_nat): New prototype and function.
* config/powerpc/nbsd.mh (NATDEPFILES): Add bsd-kvm.o.
(LOADLIBES): New variable.
* Makefile.in (ppcnbsd-nat.o): Update dependencies.
2004-08-08 Andrew Cagney <cagney@gnu.org>
* gdbtypes.c (builtin_type_arm_ext, builtin_type_ieee_single)

3
gdb/Makefile.in
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@ -2281,7 +2281,8 @@ ppc-linux-tdep.o: ppc-linux-tdep.c $(defs_h) $(frame_h) $(inferior_h) \
$(objfiles_h) $(regcache_h) $(value_h) $(osabi_h) $(regset_h) \
$(solib_svr4_h) $(ppc_tdep_h) $(trad_frame_h) $(frame_unwind_h)
ppcnbsd-nat.o: ppcnbsd-nat.c $(defs_h) $(inferior_h) $(gdb_assert_h) \
$(ppc_tdep_h) $(ppcnbsd_tdep_h)
$(ppc_tdep_h) $(ppcnbsd_tdep_h) $(gdbcore.h) $(regcache_h) \
$(bsd_kvm_h)
ppcnbsd-tdep.o: ppcnbsd-tdep.c $(defs_h) $(gdbcore_h) $(regcache_h) \
$(target_h) $(breakpoint_h) $(value_h) $(osabi_h) $(ppc_tdep_h) \
$(ppcnbsd_tdep_h) $(nbsd_tdep_h) $(tramp_frame_h) $(trad_frame_h) \

4
gdb/config/powerpc/nbsd.mh
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@ -1,3 +1,5 @@
# Host: PowerPC, running NetBSD
NATDEPFILES= fork-child.o infptrace.o inftarg.o ppcnbsd-nat.o
NATDEPFILES= fork-child.o infptrace.o inftarg.o ppcnbsd-nat.o bsd-kvm.o
NAT_FILE= nm-nbsd.h
LOADLIBES= -lkvm

48
gdb/ppcnbsd-nat.c
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@ -1,5 +1,5 @@
/* Native-dependent code for PowerPC's running NetBSD, for GDB.
Copyright 2002 Free Software Foundation, Inc.
Copyright 2002, 2004 Free Software Foundation, Inc.
Contributed by Wasabi Systems, Inc.
This file is part of GDB.
@ -22,10 +22,15 @@
#include <sys/types.h>
#include <sys/ptrace.h>
#include <machine/reg.h>
#include <machine/frame.h>
#include <machine/pcb.h>
#include "defs.h"
#include "inferior.h"
#include "gdb_assert.h"
#include "gdbcore.h"
#include "regcache.h"
#include "bsd-kvm.h"
#include "ppc-tdep.h"
#include "ppcnbsd-tdep.h"
@ -134,3 +139,44 @@ store_inferior_registers (int regno)
perror_with_name ("Couldn't set FP registers");
}
}
static int
ppcnbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
{
struct switchframe sf;
struct callframe cf;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
int i;
/* The stack pointer shouldn't be zero. */
if (pcb->pcb_sp == 0)
return 0;
read_memory (pcb->pcb_sp, (char *) &sf, sizeof sf);
regcache_raw_supply (regcache, tdep->ppc_cr_regnum, &sf.cr);
regcache_raw_supply (regcache, tdep->ppc_gp0_regnum + 2, &sf.fixreg2);
for (i = 0 ; i < 19 ; i++)
regcache_raw_supply (regcache, tdep->ppc_gp0_regnum + 13 + i,
&sf.fixreg[i]);
read_memory(sf.sp, (char *)&cf, sizeof(cf));
regcache_raw_supply (regcache, tdep->ppc_gp0_regnum + 30, &cf.r30);
regcache_raw_supply (regcache, tdep->ppc_gp0_regnum + 31, &cf.r31);
regcache_raw_supply (regcache, tdep->ppc_gp0_regnum + 1, &cf.sp);
read_memory(cf.sp, (char *)&cf, sizeof(cf));
regcache_raw_supply (regcache, tdep->ppc_lr_regnum, &cf.lr);
regcache_raw_supply (regcache, PC_REGNUM, &cf.lr);
return 1;
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_ppcnbsd_nat (void);
void
_initialize_ppcnbsd_nat (void)
{
/* Support debugging kernel virtual memory images. */
bsd_kvm_add_target (ppcnbsd_supply_pcb);
}