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-rw-r--r--devel/gdb6/files/patch-gdb_kvm-fbsd.c78
-rw-r--r--devel/gdb6/files/patch-gdb_sparc-tdep.c13
-rw-r--r--devel/gdb6/files/patch-kvm-fbsd.c78
-rw-r--r--devel/gdb6/files/patch-sparc-tdep.c13
4 files changed, 164 insertions, 18 deletions
diff --git a/devel/gdb6/files/patch-gdb_kvm-fbsd.c b/devel/gdb6/files/patch-gdb_kvm-fbsd.c
index f8bdf2923f7f..ed5ddcb8c015 100644
--- a/devel/gdb6/files/patch-gdb_kvm-fbsd.c
+++ b/devel/gdb6/files/patch-gdb_kvm-fbsd.c
@@ -1,6 +1,6 @@
---- gdb/kvm-fbsd.c Wed Dec 31 16:00:00 1969
-+++ gdb/kvm-fbsd.c Sun Oct 13 13:57:00 2002
-@@ -0,0 +1,684 @@
+--- /dev/null Mon Oct 21 01:38:23 2002
++++ gdb/kvm-fbsd.c Mon Oct 21 01:37:48 2002
+@@ -0,0 +1,743 @@
+/* Kernel core dump functions below target vector, for GDB.
+ Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995
+ Free Software Foundation, Inc.
@@ -22,7 +22,7 @@
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
-+/* $FreeBSD: /tmp/pcvs/ports/devel/gdb6/files/Attic/patch-gdb_kvm-fbsd.c,v 1.2 2002-10-13 21:22:39 mp Exp $ */
++/* $FreeBSD: /tmp/pcvs/ports/devel/gdb6/files/Attic/patch-gdb_kvm-fbsd.c,v 1.3 2002-10-21 21:29:09 mp Exp $ */
+
+/*
+ * This works like "remote" but, you use it like this:
@@ -508,19 +508,78 @@
+
+#ifdef __sparc64__
+
-+/*
-+#include "sparc/tm-sp64.h"
-+*/
++#define SPARC_INTREG_SIZE 8
+
++static void
+fetch_kcore_registers (struct pcb *pcbp)
+{
-+}
++ static struct frame top;
++ CORE_ADDR f_addr;
++ int i;
+
++ /* Get the register values out of the sys pcb and store them where
++ `read_register' will find them. */
++ /*
++ * XXX many registers aren't available.
++ * XXX for the non-core case, the registers are stale - they are for
++ * the last context switch to the debugger.
++ * XXX do something with the floating-point registers?
++ */
++ supply_register (SP_REGNUM, &pcbp->pcb_fp);
++ supply_register (PC_REGNUM, &pcbp->pcb_pc);
++ f_addr = extract_address (&pcbp->pcb_fp, SPARC_INTREG_SIZE);
++ /* Load the previous frame by hand (XXX) and supply it. */
++ read_memory (f_addr + SPOFF, (char *)&top, sizeof (top));
++ for (i = 0; i < 8; i++)
++ supply_register (i + L0_REGNUM, &top.fr_local[i]);
++ for (i = 0; i < 8; i++)
++ supply_register (i + I0_REGNUM, &top.fr_in[i]);
++}
+
+CORE_ADDR
+fbsd_kern_frame_saved_pc (struct frame_info *fi)
+{
-+ return NULL;
++ struct minimal_symbol *sym;
++ CORE_ADDR frame, pc_addr, pc;
++ char *buf;
++
++ buf = alloca (MAX_REGISTER_RAW_SIZE);
++ /* XXX: duplicates fi->extra_info->bottom. */
++ frame = (fi->next != NULL) ? fi->next->frame : read_sp ();
++ pc_addr = frame + offsetof (struct frame, fr_in[7]);
++
++#define READ_PC(pc, a, b) do { \
++ read_memory (a, b, SPARC_INTREG_SIZE); \
++ pc = extract_address (b, SPARC_INTREG_SIZE); \
++} while (0)
++
++ READ_PC (pc, pc_addr, buf);
++
++ sym = lookup_minimal_symbol_by_pc (pc);
++ if (sym != NULL)
++ {
++ if (strncmp (SYMBOL_NAME (sym), "tl0_", 4) == 0 ||
++ strcmp (SYMBOL_NAME (sym), "btext") == 0 ||
++ strcmp (SYMBOL_NAME (sym), "mp_startup") == 0 ||
++ strcmp (SYMBOL_NAME (sym), "fork_trampoline") == 0)
++ {
++ /*
++ * Ugly kluge: user space addresses aren't separated from kernel
++ * ones by range; if encountering a trap from user space, just
++ * return a 0 to stop the trace.
++ * Do the same for entry points of kernel processes to avoid
++ * printing garbage.
++ */
++ pc = 0;
++ }
++ if (strncmp (SYMBOL_NAME (sym), "tl1_", 4) == 0)
++ {
++ pc_addr = fi->frame + sizeof (struct frame) +
++ offsetof (struct trapframe, tf_tpc);
++ READ_PC (pc, pc_addr, buf);
++ }
++ }
++ return (pc);
+}
+
+#endif /* __sparc64__ */
@@ -685,3 +744,4 @@
+ add_target (&kcore_ops);
+ add_com ("proc", class_obscure, set_proc_cmd, "Set current process context");
+}
+
diff --git a/devel/gdb6/files/patch-gdb_sparc-tdep.c b/devel/gdb6/files/patch-gdb_sparc-tdep.c
new file mode 100644
index 000000000000..950276ea2089
--- /dev/null
+++ b/devel/gdb6/files/patch-gdb_sparc-tdep.c
@@ -0,0 +1,13 @@
+--- gdb/sparc-tdep.c.orig Sun Oct 20 18:21:09 2002
++++ gdb/sparc-tdep.c Sun Oct 20 18:16:53 2002
+@@ -450,6 +450,9 @@
+ char *buf;
+ CORE_ADDR addr;
+
++ if (kernel_debugging)
++ return fbsd_kern_frame_saved_pc(frame);
++
+ buf = alloca (MAX_REGISTER_RAW_SIZE);
+ if (frame->signal_handler_caller)
+ {
+
diff --git a/devel/gdb6/files/patch-kvm-fbsd.c b/devel/gdb6/files/patch-kvm-fbsd.c
index f55b7331df97..3b44298245b7 100644
--- a/devel/gdb6/files/patch-kvm-fbsd.c
+++ b/devel/gdb6/files/patch-kvm-fbsd.c
@@ -1,6 +1,6 @@
---- gdb/kvm-fbsd.c Wed Dec 31 16:00:00 1969
-+++ gdb/kvm-fbsd.c Sun Oct 13 13:57:00 2002
-@@ -0,0 +1,684 @@
+--- /dev/null Mon Oct 21 01:38:23 2002
++++ gdb/kvm-fbsd.c Mon Oct 21 01:37:48 2002
+@@ -0,0 +1,743 @@
+/* Kernel core dump functions below target vector, for GDB.
+ Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995
+ Free Software Foundation, Inc.
@@ -22,7 +22,7 @@
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
-+/* $FreeBSD: /tmp/pcvs/ports/devel/gdb6/files/Attic/patch-kvm-fbsd.c,v 1.2 2002-10-13 21:22:39 mp Exp $ */
++/* $FreeBSD: /tmp/pcvs/ports/devel/gdb6/files/Attic/patch-kvm-fbsd.c,v 1.3 2002-10-21 21:29:09 mp Exp $ */
+
+/*
+ * This works like "remote" but, you use it like this:
@@ -508,19 +508,78 @@
+
+#ifdef __sparc64__
+
-+/*
-+#include "sparc/tm-sp64.h"
-+*/
++#define SPARC_INTREG_SIZE 8
+
++static void
+fetch_kcore_registers (struct pcb *pcbp)
+{
-+}
++ static struct frame top;
++ CORE_ADDR f_addr;
++ int i;
+
++ /* Get the register values out of the sys pcb and store them where
++ `read_register' will find them. */
++ /*
++ * XXX many registers aren't available.
++ * XXX for the non-core case, the registers are stale - they are for
++ * the last context switch to the debugger.
++ * XXX do something with the floating-point registers?
++ */
++ supply_register (SP_REGNUM, &pcbp->pcb_fp);
++ supply_register (PC_REGNUM, &pcbp->pcb_pc);
++ f_addr = extract_address (&pcbp->pcb_fp, SPARC_INTREG_SIZE);
++ /* Load the previous frame by hand (XXX) and supply it. */
++ read_memory (f_addr + SPOFF, (char *)&top, sizeof (top));
++ for (i = 0; i < 8; i++)
++ supply_register (i + L0_REGNUM, &top.fr_local[i]);
++ for (i = 0; i < 8; i++)
++ supply_register (i + I0_REGNUM, &top.fr_in[i]);
++}
+
+CORE_ADDR
+fbsd_kern_frame_saved_pc (struct frame_info *fi)
+{
-+ return NULL;
++ struct minimal_symbol *sym;
++ CORE_ADDR frame, pc_addr, pc;
++ char *buf;
++
++ buf = alloca (MAX_REGISTER_RAW_SIZE);
++ /* XXX: duplicates fi->extra_info->bottom. */
++ frame = (fi->next != NULL) ? fi->next->frame : read_sp ();
++ pc_addr = frame + offsetof (struct frame, fr_in[7]);
++
++#define READ_PC(pc, a, b) do { \
++ read_memory (a, b, SPARC_INTREG_SIZE); \
++ pc = extract_address (b, SPARC_INTREG_SIZE); \
++} while (0)
++
++ READ_PC (pc, pc_addr, buf);
++
++ sym = lookup_minimal_symbol_by_pc (pc);
++ if (sym != NULL)
++ {
++ if (strncmp (SYMBOL_NAME (sym), "tl0_", 4) == 0 ||
++ strcmp (SYMBOL_NAME (sym), "btext") == 0 ||
++ strcmp (SYMBOL_NAME (sym), "mp_startup") == 0 ||
++ strcmp (SYMBOL_NAME (sym), "fork_trampoline") == 0)
++ {
++ /*
++ * Ugly kluge: user space addresses aren't separated from kernel
++ * ones by range; if encountering a trap from user space, just
++ * return a 0 to stop the trace.
++ * Do the same for entry points of kernel processes to avoid
++ * printing garbage.
++ */
++ pc = 0;
++ }
++ if (strncmp (SYMBOL_NAME (sym), "tl1_", 4) == 0)
++ {
++ pc_addr = fi->frame + sizeof (struct frame) +
++ offsetof (struct trapframe, tf_tpc);
++ READ_PC (pc, pc_addr, buf);
++ }
++ }
++ return (pc);
+}
+
+#endif /* __sparc64__ */
@@ -685,3 +744,4 @@
+ add_target (&kcore_ops);
+ add_com ("proc", class_obscure, set_proc_cmd, "Set current process context");
+}
+
diff --git a/devel/gdb6/files/patch-sparc-tdep.c b/devel/gdb6/files/patch-sparc-tdep.c
new file mode 100644
index 000000000000..950276ea2089
--- /dev/null
+++ b/devel/gdb6/files/patch-sparc-tdep.c
@@ -0,0 +1,13 @@
+--- gdb/sparc-tdep.c.orig Sun Oct 20 18:21:09 2002
++++ gdb/sparc-tdep.c Sun Oct 20 18:16:53 2002
+@@ -450,6 +450,9 @@
+ char *buf;
+ CORE_ADDR addr;
+
++ if (kernel_debugging)
++ return fbsd_kern_frame_saved_pc(frame);
++
+ buf = alloca (MAX_REGISTER_RAW_SIZE);
+ if (frame->signal_handler_caller)
+ {
+
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