diff options
-rw-r--r-- | gnu/usr.bin/binutils/gdb/Makefile | 7 | ||||
-rw-r--r-- | gnu/usr.bin/binutils/gdb/kvm-fbsd-alpha.h | 77 | ||||
-rw-r--r-- | gnu/usr.bin/binutils/gdb/kvm-fbsd-i386.h | 131 | ||||
-rw-r--r-- | gnu/usr.bin/binutils/gdb/kvm-fbsd-sparc64.h | 96 | ||||
-rw-r--r-- | gnu/usr.bin/binutils/gdb/kvm-fbsd.c | 281 |
5 files changed, 317 insertions, 275 deletions
diff --git a/gnu/usr.bin/binutils/gdb/Makefile b/gnu/usr.bin/binutils/gdb/Makefile index 0104729..1a89247 100644 --- a/gnu/usr.bin/binutils/gdb/Makefile +++ b/gnu/usr.bin/binutils/gdb/Makefile @@ -45,7 +45,7 @@ XSRCS= annotate.c arch-utils.c ax-general.c ax-gdb.c bcache.c \ scm-exp.c scm-lang.c scm-valprint.c \ coffread.c dbxread.c dwarfread.c dwarf2read.c elfread.c \ solib.c solib-svr4.c solib-legacy.c -XSRCS+= freebsd-uthread.c kvm-fbsd.c solib-fbsd-kld.c +XSRCS+= freebsd-uthread.c kvm-fbsd.c kvm-fbsd-machine.h solib-fbsd-kld.c SRCS= init.c ${XSRCS} nm.h tm.h xm.h gdbversion.c xregex.h .include "${.CURDIR}/Makefile.${TARGET_ARCH}" @@ -73,7 +73,7 @@ LDADD+= -lgnuregex LDADD+= ${RELTOP}/libiberty/libiberty.a LDADD+= -lreadline -ltermcap -CLEANFILES= init.c init.c-tmp nm.h tm.h xm.h gdbversion.c xregex.h +CLEANFILES= init.c init.c-tmp nm.h tm.h xm.h gdbversion.c xregex.h kvm-fbsd-machine.h # We do this by grepping through sources. If that turns out to be too slow, # maybe we could just require every .o file to have an initialization routine @@ -127,6 +127,9 @@ ${H:C/-.*$//}.h: ln -sf ${GDBDIR}/gdb/config/${GDB_CPU}/${H}.h ${.TARGET} .endfor +kvm-fbsd-machine.h: + ln -sf ${.CURDIR}/kvm-fbsd-${TARGET_ARCH}.h ${.TARGET} + GDB_VERSION= "5.2.1 (FreeBSD)" gdbversion.c: Makefile @echo '#include "version.h"' > ${.TARGET} diff --git a/gnu/usr.bin/binutils/gdb/kvm-fbsd-alpha.h b/gnu/usr.bin/binutils/gdb/kvm-fbsd-alpha.h new file mode 100644 index 0000000..11260ac --- /dev/null +++ b/gnu/usr.bin/binutils/gdb/kvm-fbsd-alpha.h @@ -0,0 +1,77 @@ +/* Kernel core dump functions below target vector, for GDB on FreeBSD/Alpha. + Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995 + Free Software Foundation, Inc. + +This file is part of GDB. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +__FBSDID("$FreeBSD$"); + +#include "alpha/tm-alpha.h" + +#ifndef S0_REGNUM +#define S0_REGNUM (T7_REGNUM+1) +#endif + +static void +fetch_kcore_registers (struct pcb *pcbp) +{ + + /* First clear out any garbage. */ + memset (registers, '\0', REGISTER_BYTES); + + /* SP */ + *(long *) ®isters[REGISTER_BYTE (SP_REGNUM)] = + pcbp->pcb_hw.apcb_ksp; + + /* S0 through S6 */ + memcpy (®isters[REGISTER_BYTE (S0_REGNUM)], + &pcbp->pcb_context[0], 7 * sizeof (long)); + + /* PC */ + *(long *) ®isters[REGISTER_BYTE (PC_REGNUM)] = + pcbp->pcb_context[7]; + + registers_fetched (); +} + +CORE_ADDR +fbsd_kern_frame_saved_pc (struct frame_info *fi) +{ + struct minimal_symbol *sym; + CORE_ADDR this_saved_pc; + + this_saved_pc = alpha_frame_saved_pc (fi); + + sym = lookup_minimal_symbol_by_pc (this_saved_pc); + + if (sym != NULL && + (strcmp (SYMBOL_NAME (sym), "XentArith") == 0 || + strcmp (SYMBOL_NAME (sym), "XentIF") == 0 || + strcmp (SYMBOL_NAME (sym), "XentInt") == 0 || + strcmp (SYMBOL_NAME (sym), "XentMM") == 0 || + strcmp (SYMBOL_NAME (sym), "XentSys") == 0 || + strcmp (SYMBOL_NAME (sym), "XentUna") == 0 || + strcmp (SYMBOL_NAME (sym), "XentRestart") == 0)) + { + return (read_memory_integer (fi->frame + 32 * 8, 8)); + } + else + { + return (this_saved_pc); + } +} diff --git a/gnu/usr.bin/binutils/gdb/kvm-fbsd-i386.h b/gnu/usr.bin/binutils/gdb/kvm-fbsd-i386.h new file mode 100644 index 0000000..b7e4a20 --- /dev/null +++ b/gnu/usr.bin/binutils/gdb/kvm-fbsd-i386.h @@ -0,0 +1,131 @@ +/* Kernel core dump functions below target vector, for GDB on FreeBSD/i386. + Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995 + Free Software Foundation, Inc. + +This file is part of GDB. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +__FBSDID("$FreeBSD$"); + +#include <machine/frame.h> + +static CORE_ADDR +ksym_maxuseraddr (void) +{ + static CORE_ADDR maxuseraddr; + struct minimal_symbol *sym; + + if (maxuseraddr == 0) + { + sym = lookup_minimal_symbol ("PTmap", NULL, NULL); + if (sym == NULL) { + maxuseraddr = VM_MAXUSER_ADDRESS; + } else { + maxuseraddr = SYMBOL_VALUE_ADDRESS (sym); + } + } + return maxuseraddr; +} + + +/* Symbol names of kernel entry points. Use special frames. */ +#define KSYM_TRAP "calltrap" +#define KSYM_INTR "Xintr" +#define KSYM_FASTINTR "Xfastintr" +#define KSYM_OLDSYSCALL "Xlcall_syscall" +#define KSYM_SYSCALL "Xint0x80_syscall" + +/* The following is FreeBSD-specific hackery to decode special frames + and elide the assembly-language stub. This could be made faster by + defining a frame_type field in the machine-dependent frame information, + but we don't think that's too important right now. */ +enum frametype { tf_normal, tf_trap, tf_interrupt, tf_syscall }; + +CORE_ADDR +fbsd_kern_frame_saved_pc (struct frame_info *fi) +{ + struct minimal_symbol *sym; + CORE_ADDR this_saved_pc; + enum frametype frametype; + + this_saved_pc = read_memory_integer (fi->frame + 4, 4); + sym = lookup_minimal_symbol_by_pc (this_saved_pc); + frametype = tf_normal; + if (sym != NULL) + { + if (strcmp (SYMBOL_NAME (sym), KSYM_TRAP) == 0) + frametype = tf_trap; + else + if (strncmp (SYMBOL_NAME (sym), KSYM_INTR, + strlen (KSYM_INTR)) == 0 || strncmp (SYMBOL_NAME(sym), + KSYM_FASTINTR, strlen (KSYM_FASTINTR)) == 0) + frametype = tf_interrupt; + else + if (strcmp (SYMBOL_NAME (sym), KSYM_SYSCALL) == 0 || + strcmp (SYMBOL_NAME (sym), KSYM_OLDSYSCALL) == 0) + frametype = tf_syscall; + } + + switch (frametype) + { + case tf_normal: + return (this_saved_pc); +#define oEIP offsetof (struct trapframe, tf_eip) + + case tf_trap: + return (read_memory_integer (fi->frame + 8 + oEIP, 4)); + + case tf_interrupt: + return (read_memory_integer (fi->frame + 12 + oEIP, 4)); + + case tf_syscall: + return (read_memory_integer (fi->frame + 8 + oEIP, 4)); +#undef oEIP + } +} + +static void +fetch_kcore_registers (struct pcb *pcb) +{ + int i; + int noreg; + + /* 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 gcc's register numbers aren't all #defined in tm-i386.h. + */ + noreg = 0; + for (i = 0; i < 3; ++i) /* eax,ecx,edx */ + supply_register (i, (char *)&noreg); + + supply_register (3, (char *) &pcb->pcb_ebx); + supply_register (SP_REGNUM, (char *) &pcb->pcb_esp); + supply_register (FP_REGNUM, (char *) &pcb->pcb_ebp); + supply_register (6, (char *) &pcb->pcb_esi); + supply_register (7, (char *) &pcb->pcb_edi); + supply_register (PC_REGNUM, (char *) &pcb->pcb_eip); + + for (i = 9; i < 14; ++i) /* eflags, cs, ss, ds, es, fs */ + supply_register (i, (char *) &noreg); + supply_register (15, (char *) &pcb->pcb_gs); + + /* XXX 80387 registers? */ +} diff --git a/gnu/usr.bin/binutils/gdb/kvm-fbsd-sparc64.h b/gnu/usr.bin/binutils/gdb/kvm-fbsd-sparc64.h new file mode 100644 index 0000000..52ed91c --- /dev/null +++ b/gnu/usr.bin/binutils/gdb/kvm-fbsd-sparc64.h @@ -0,0 +1,96 @@ +/* Kernel core dump functions below target vector, for GDB on FreeBSD/sparc64. + Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995 + Free Software Foundation, Inc. + +This file is part of GDB. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +__FBSDID("$FreeBSD$"); + +#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, (char *)&pcbp->pcb_ufp); + supply_register (PC_REGNUM, (char *)&pcbp->pcb_pc); + f_addr = extract_address (&pcbp->pcb_ufp, 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, (char *)&top.fr_local[i]); + for (i = 0; i < 8; i++) + supply_register (i + I0_REGNUM, (char *)&top.fr_in[i]); +} + +CORE_ADDR +fbsd_kern_frame_saved_pc (struct frame_info *fi) +{ + 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); +} diff --git a/gnu/usr.bin/binutils/gdb/kvm-fbsd.c b/gnu/usr.bin/binutils/gdb/kvm-fbsd.c index da6435e..93395a7 100644 --- a/gnu/usr.bin/binutils/gdb/kvm-fbsd.c +++ b/gnu/usr.bin/binutils/gdb/kvm-fbsd.c @@ -19,7 +19,8 @@ along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* $FreeBSD$ */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); /* * This works like "remote" but, you use it like this: @@ -33,31 +34,27 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <sys/param.h> -#include <sys/time.h> -#include <sys/proc.h> #include <sys/user.h> -#include <errno.h> -#include <signal.h> +#include <ctype.h> #include <fcntl.h> #include <kvm.h> #include <sys/sysctl.h> #include <paths.h> -#include <readline/tilde.h> -#include <machine/frame.h> #include "defs.h" +#include <readline/tilde.h> #include "gdb_string.h" #include "frame.h" /* required by inferior.h */ #include "inferior.h" -#include "symtab.h" #include "symfile.h" #include "objfiles.h" #include "command.h" #include "bfd.h" -#include "target.h" #include "gdbcore.h" #include "solist.h" +#include "kvm-fbsd-machine.h" + static void kcore_files_info (struct target_ops *); @@ -68,10 +65,6 @@ static void get_kcore_registers (int); static int -xfer_mem (CORE_ADDR, char *, int, int, struct mem_attrib *, - struct target_ops *); - -static int xfer_umem (CORE_ADDR, char *, int, int); #ifdef SOLIB_ADD @@ -116,7 +109,7 @@ ksym_kernbase (void) #define KERNOFF (ksym_kernbase ()) #define INKERNEL(x) ((x) >= KERNOFF) -CORE_ADDR +static CORE_ADDR ksym_lookup(const char *name) { struct minimal_symbol *sym; @@ -190,8 +183,6 @@ initial_pcb (void) static int set_context (CORE_ADDR addr) { - CORE_ADDR procaddr = 0; - if (kvread (addr, &cur_pcb)) error ("cannot read pcb at %#x", addr); @@ -349,253 +340,6 @@ kcore_detach (char *args, int from_tty) printf_filtered ("No kernel core file now.\n"); } -#ifdef __alpha__ - -#include "alpha/tm-alpha.h" -#ifndef S0_REGNUM -#define S0_REGNUM (T7_REGNUM+1) -#endif - -fetch_kcore_registers (struct pcb *pcbp) -{ - - /* First clear out any garbage. */ - memset (registers, '\0', REGISTER_BYTES); - - /* SP */ - *(long *) ®isters[REGISTER_BYTE (SP_REGNUM)] = - pcbp->pcb_hw.apcb_ksp; - - /* S0 through S6 */ - memcpy (®isters[REGISTER_BYTE (S0_REGNUM)], - &pcbp->pcb_context[0], 7 * sizeof (long)); - - /* PC */ - *(long *) ®isters[REGISTER_BYTE (PC_REGNUM)] = - pcbp->pcb_context[7]; - - registers_fetched (); -} - - -CORE_ADDR -fbsd_kern_frame_saved_pc (struct frame_info *fi) -{ - struct minimal_symbol *sym; - CORE_ADDR this_saved_pc; - - this_saved_pc = alpha_frame_saved_pc (fi); - - sym = lookup_minimal_symbol_by_pc (this_saved_pc); - - if (sym != NULL && - (strcmp (SYMBOL_NAME (sym), "XentArith") == 0 || - strcmp (SYMBOL_NAME (sym), "XentIF") == 0 || - strcmp (SYMBOL_NAME (sym), "XentInt") == 0 || - strcmp (SYMBOL_NAME (sym), "XentMM") == 0 || - strcmp (SYMBOL_NAME (sym), "XentSys") == 0 || - strcmp (SYMBOL_NAME (sym), "XentUna") == 0 || - strcmp (SYMBOL_NAME (sym), "XentRestart") == 0)) - { - return (read_memory_integer (fi->frame + 32 * 8, 8)); - } - else - { - return (this_saved_pc); - } -} - -#endif /* __alpha__ */ - -#ifdef __i386__ - -static CORE_ADDR -ksym_maxuseraddr (void) -{ - static CORE_ADDR maxuseraddr; - struct minimal_symbol *sym; - - if (maxuseraddr == 0) - { - sym = lookup_minimal_symbol ("PTmap", NULL, NULL); - if (sym == NULL) { - maxuseraddr = VM_MAXUSER_ADDRESS; - } else { - maxuseraddr = SYMBOL_VALUE_ADDRESS (sym); - } - } - return maxuseraddr; -} - - -/* Symbol names of kernel entry points. Use special frames. */ -#define KSYM_TRAP "calltrap" -#define KSYM_INTR "Xintr" -#define KSYM_FASTINTR "Xfastintr" -#define KSYM_OLDSYSCALL "Xlcall_syscall" -#define KSYM_SYSCALL "Xint0x80_syscall" - -/* The following is FreeBSD-specific hackery to decode special frames - and elide the assembly-language stub. This could be made faster by - defining a frame_type field in the machine-dependent frame information, - but we don't think that's too important right now. */ -enum frametype { tf_normal, tf_trap, tf_interrupt, tf_syscall }; - -CORE_ADDR -fbsd_kern_frame_saved_pc (struct frame_info *fi) -{ - struct minimal_symbol *sym; - CORE_ADDR this_saved_pc; - enum frametype frametype; - - this_saved_pc = read_memory_integer (fi->frame + 4, 4); - sym = lookup_minimal_symbol_by_pc (this_saved_pc); - frametype = tf_normal; - if (sym != NULL) - { - if (strcmp (SYMBOL_NAME (sym), KSYM_TRAP) == 0) - frametype = tf_trap; - else - if (strncmp (SYMBOL_NAME (sym), KSYM_INTR, - strlen (KSYM_INTR)) == 0 || strncmp (SYMBOL_NAME(sym), - KSYM_FASTINTR, strlen (KSYM_FASTINTR)) == 0) - frametype = tf_interrupt; - else - if (strcmp (SYMBOL_NAME (sym), KSYM_SYSCALL) == 0 || - strcmp (SYMBOL_NAME (sym), KSYM_OLDSYSCALL) == 0) - frametype = tf_syscall; - } - - switch (frametype) - { - case tf_normal: - return (this_saved_pc); -#define oEIP offsetof (struct trapframe, tf_eip) - - case tf_trap: - return (read_memory_integer (fi->frame + 8 + oEIP, 4)); - - case tf_interrupt: - return (read_memory_integer (fi->frame + 12 + oEIP, 4)); - - case tf_syscall: - return (read_memory_integer (fi->frame + 8 + oEIP, 4)); -#undef oEIP - } -} - -static int -fetch_kcore_registers (struct pcb *pcb) -{ - int i; - int noreg; - - /* 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 gcc's register numbers aren't all #defined in tm-i386.h. - */ - noreg = 0; - for (i = 0; i < 3; ++i) /* eax,ecx,edx */ - supply_register (i, (char *)&noreg); - - supply_register (3, (char *) &pcb->pcb_ebx); - supply_register (SP_REGNUM, (char *) &pcb->pcb_esp); - supply_register (FP_REGNUM, (char *) &pcb->pcb_ebp); - supply_register (6, (char *) &pcb->pcb_esi); - supply_register (7, (char *) &pcb->pcb_edi); - supply_register (PC_REGNUM, (char *) &pcb->pcb_eip); - - for (i = 9; i < 14; ++i) /* eflags, cs, ss, ds, es, fs */ - supply_register (i, (char *) &noreg); - supply_register (15, (char *) &pcb->pcb_gs); - - /* XXX 80387 registers? */ -} - -#endif /* __i386__ */ - -#ifdef __sparc64__ - -#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, (char *)&pcbp->pcb_ufp); - supply_register (PC_REGNUM, (char *)&pcbp->pcb_pc); - f_addr = extract_address (&pcbp->pcb_ufp, 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, (char *)&top.fr_local[i]); - for (i = 0; i < 8; i++) - supply_register (i + I0_REGNUM, (char *)&top.fr_in[i]); -} - -CORE_ADDR -fbsd_kern_frame_saved_pc (struct frame_info *fi) -{ - 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__ */ - /* Get the registers out of a core file. This is the machine- independent part. Fetch_core_registers is the machine-dependent part, typically implemented in the xm-file for each architecture. */ @@ -623,15 +367,6 @@ kcore_files_info (t) printf_filtered ("\t`%s'\n", core_file); } -/* If mourn is being called in all the right places, this could be say - `gdb internal error' (since generic_mourn calls breakpoint_init_inferior). */ - -static int -ignore (CORE_ADDR addr, char *contents) -{ - return 0; -} - static int xfer_kmem (CORE_ADDR memaddr, char *myaddr, int len, int write, struct mem_attrib *attrib, struct target_ops *target) @@ -651,7 +386,7 @@ xfer_kmem (CORE_ADDR memaddr, char *myaddr, int len, int write, n = kvm_read (core_kd, memaddr, myaddr, len) ; if (n < 0) { fprintf_unfiltered (gdb_stderr, "can not access 0x%x, %s\n", - memaddr, kvm_geterr (core_kd)); + (unsigned)memaddr, kvm_geterr (core_kd)); n = 0; } |