* Move KERNEL_U_ADDR from xm-hp300bsd.h to nm-hp300bsd.h and make
it conditionalized on 4.3 vs. 4.4. * config/m68k/nm-hp300bsd.h: Move REGISTER_U_ADDR out of 4.3 and 4.4 sections; it was identical and now works for 4.4.
This commit is contained in:
Jim Kingdon
parent
7bece32411
commit
0ca9bd1214
@ -1,5 +1,10 @@
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Fri Aug 20 14:01:39 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
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* Move KERNEL_U_ADDR from xm-hp300bsd.h to nm-hp300bsd.h and make
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it conditionalized on 4.3 vs. 4.4.
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* config/m68k/nm-hp300bsd.h: Move REGISTER_U_ADDR out of 4.3 and
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4.4 sections; it was identical and now works for 4.4.
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* mips-tdep.c (is_delayed): Use INSN*BRANCH* not ANY_DELAY.
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* printcmd.c (MAKEVA_END): Update this version to use "aligner".
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@ -17,22 +17,20 @@ You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* This is a hack. This is only a hack. Were this a common source file,
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rather than a config file specific to BSD on HP m68k's, you would have
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been instructed to clean this up. As it is, clean it up if FSF's
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HP's-running-ancient-BSD ever go away. */
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/* Detect whether this is 4.3 or 4.4. */
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#include <errno.h>
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#ifdef EPROCUNAVAIL
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/* BSD 4.4 alpha or better */
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/* We can attach to processes using ptrace. */
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/* BSD 4.4 alpha or better */
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/* We can attach to processes using ptrace. */
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#define ATTACH_DETACH
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#define PTRACE_ATTACH 10
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#define PTRACE_DETACH 11
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/* The third argument of ptrace is declared as this type. */
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/* The third argument of ptrace is declared as this type. */
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#define PTRACE_ARG3_TYPE caddr_t
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@ -44,32 +42,25 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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(offsetof (struct user, u_kproc.kp_proc.p_md.md_regs)), 0) \
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- USRSTACK
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/* This is a piece of magic that is given a register number REGNO
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and as BLOCKEND the address in the system of the end of the user structure
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and stores in ADDR the address in the kernel or core dump
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of that register. */
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/* No user structure in 4.4, registers are relative to kernel stack
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which is fixed. */
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#define KERNEL_U_ADDR 0xFFF00000
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/* FIXME: Is ONE_PROCESS_WRITETEXT still true now that the kernel has
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copy-on-write? It not, move it to the 4.3-specific section below
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(now it is in xm-hp300bsd.h). */
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#define REGISTER_U_ADDR(addr, blockend, regno) \
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{ \
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if (regno < PS_REGNUM) \
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addr = (int) &((struct frame *)(blockend))->f_regs[regno]; \
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else if (regno == PS_REGNUM) \
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addr = (int) &((struct frame *)(blockend))->f_stackadj; \
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else if (regno == PC_REGNUM) \
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addr = (int) &((struct frame *)(blockend))->f_pc; \
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else if (regno < FPC_REGNUM) \
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addr = (int) \
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&((struct user *)0)->u_pcb.pcb_fpregs.fpf_regs[((regno)-FP0_REGNUM)*3];\
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else if (regno == FPC_REGNUM) \
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addr = (int) &((struct user *)0)->u_pcb.pcb_fpregs.fpf_fpcr; \
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else if (regno == FPS_REGNUM) \
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addr = (int) &((struct user *)0)->u_pcb.pcb_fpregs.fpf_fpsr; \
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else \
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addr = (int) &((struct user *)0)->u_pcb.pcb_fpregs.fpf_fpiar; \
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}
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#else
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/* THIS IS BSD 4.3 or something like it. */
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/* This is BSD 4.3 or something like it. */
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/* Get kernel u area address at run-time using BSD style nlist (). */
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#define KERNEL_U_ADDR_BSD
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#endif
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/* This was once broken for 4.4, but probably because we had the wrong
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KERNEL_U_ADDR. */
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/* This is a piece of magic that is given a register number REGNO
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and as BLOCKEND the address in the system of the end of the user structure
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@ -94,4 +85,3 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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else \
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addr = (int) &((struct user *)0)->u_pcb.pcb_fpregs.fpf_fpiar; \
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}
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#endif
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@ -17,11 +17,9 @@ You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/*
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* Configuration file for HP9000/300 series machine running
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* University of Utah's 4.3bsd port. This is NOT for HP-UX.
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* Problems to hpbsd-bugs@cs.utah.edu
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*/
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/* Configuration file for HP9000/300 series machine running BSD,
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including Utah, Mt. Xinu or Berkeley variants. This is NOT for HP-UX.
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Problems to hpbsd-bugs@cs.utah.edu. */
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#define HAVE_68881
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@ -31,6 +29,11 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define BPT_VECTOR 0x2
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#define TARGET_NBPG 4096
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/* For 4.4 this would be 2, but it is OK for us to detect an area a
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bit bigger than necessary. This way the same gdb binary can target
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either 4.3 or 4.4. */
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#define TARGET_UPAGES 3
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/* On the HP300, sigtramp is in the u area. Gak! User struct is not
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@ -38,7 +41,11 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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(hence STACK_END_ADDR as opposed to KERNEL_U_ADDR). This tests
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for the whole u area, since we don't necessarily have hp300bsd
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include files around. */
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#define SIGTRAMP_START STACK_END_ADDR
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/* For 4.4, it is actually right 20 bytes *before* STACK_END_ADDR, so
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include that in the area we test for. */
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#define SIGTRAMP_START (STACK_END_ADDR - 20)
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#define SIGTRAMP_END (STACK_END_ADDR + TARGET_UPAGES * TARGET_NBPG)
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/* Address of end of stack space. */
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@ -32,9 +32,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#define SET_STACK_LIMIT_HUGE
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/* Get kernel u area address at run-time using BSD style nlist (). */
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#define KERNEL_U_ADDR_BSD
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/* Kernel is a bit tenacious about sharing text segments, disallowing bpts. */
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#define ONE_PROCESS_WRITETEXT
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