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* sparcnbsd-nat.c: Include "gdbcore.h", "regcache.h",

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<sys/types.h>, <machine/pcb.h> and "bsd-kvm.h".
(sparc32nbsd_supply_pcb): New function.
(_initialize_sparcnbsd_nat): Enable libkvm interface.
* Makefile.in (sparcnbsd-nat.o): Update dependencies.
* config/sparc/nbsdelf.mh (NATDEPFILES): Add bsd-kvm.o.
(LOADLIBES): New variable.
This commit is contained in:
Mark Kettenis 2004-05-22 22:34:44 +00:00
parent 2e0c35398d
commit a770d4eca6
4 changed files with 52 additions and 2 deletions
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10
gdb/ChangeLog
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@ -1,3 +1,13 @@
2004-05-23 Mark Kettenis <kettenis@gnu.org>
* sparcnbsd-nat.c: Include "gdbcore.h", "regcache.h",
<sys/types.h>, <machine/pcb.h> and "bsd-kvm.h".
(sparc32nbsd_supply_pcb): New function.
(_initialize_sparcnbsd_nat): Enable libkvm interface.
* Makefile.in (sparcnbsd-nat.o): Update dependencies.
* config/sparc/nbsdelf.mh (NATDEPFILES): Add bsd-kvm.o.
(LOADLIBES): New variable.
2004-05-22 Mark Kettenis <kettenis@gnu.org>
* bsd-kvm.c, bsd-kvm.h: New files.

3
gdb/Makefile.in
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@ -2394,7 +2394,8 @@ sparc-linux-tdep.o: sparc-linux-tdep.c $(defs_h) $(floatformat_h) $(frame_h) \
sparc-nat.o: sparc-nat.c $(defs_h) $(inferior_h) $(regcache_h) $(target_h) \
$(gdb_assert_h) $(gdb_string_h) $(gdb_wait_h) $(sparc_tdep_h) \
$(sparc_nat_h)
sparcnbsd-nat.o: sparcnbsd-nat.c $(defs_h) $(sparc_tdep_h) $(sparc_nat_h)
sparcnbsd-nat.o: sparcnbsd-nat.c $(defs_h) $(gdbcore_h) $(regcache_h) \
$(sparc_tdep_h) $(sparc_nat_h) $(bsd_kvm_h)
sparcnbsd-tdep.o: sparcnbsd-tdep.c $(defs_h) $(floatformat_h) $(frame_h) \
$(frame_unwind_h) $(gdbcore_h) $(osabi_h) $(regcache_h) $(regset_h) \
$(solib_svr4_h) $(symtab_h) $(trad_frame_h) $(gdb_assert_h) \

4
gdb/config/sparc/nbsdelf.mh
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@ -1,4 +1,6 @@
# Host: NetBSD/sparc ELF
NATDEPFILES= sparc-nat.o sparcnbsd-nat.o \
NATDEPFILES= sparc-nat.o sparcnbsd-nat.o bsd-kvm.o \
fork-child.o infptrace.o inftarg.o
NAT_FILE= nm-nbsd.h
LOADLIBES= -lkvm

37
gdb/sparcnbsd-nat.c
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@ -20,10 +20,44 @@
Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "gdbcore.h"
#include "regcache.h"
#include "sparc-tdep.h"
#include "sparc-nat.h"
/* Support for debugging kernel virtual memory images. */
#include <sys/types.h>
#include <machine/pcb.h>
#include "bsd-kvm.h"
static int
sparc32nbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
{
/* The following is true for NetBSD 1.6.2:
The pcb contains %sp, %sp, %psr and %wim. From this information
we reconstruct the register state as it would look when we just
returned from cpu_switch(). */
/* The stack pointer shouldn't be zero. */
if (pcb->pcb_sp == 0)
return 0;
regcache_raw_supply (regcache, SPARC_SP_REGNUM, &pcb->pcb_sp);
regcache_raw_supply (regcache, SPARC_O7_REGNUM, &pcb->pcb_pc);
regcache_raw_supply (regcache, SPARC32_PSR_REGNUM, &pcb->pcb_psr);
regcache_raw_supply (regcache, SPARC32_WIM_REGNUM, &pcb->pcb_wim);
regcache_raw_supply (regcache, SPARC32_PC_REGNUM, &pcb->pcb_pc);
sparc_supply_rwindow (regcache, pcb->pcb_sp, -1);
return 1;
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_sparcnbsd_nat (void);
@ -31,4 +65,7 @@ void
_initialize_sparcnbsd_nat (void)
{
sparc_gregset = &sparc32nbsd_gregset;
/* Support debugging kernel virtual memory images. */
bsd_kvm_add_target (sparc32nbsd_supply_pcb);
}