Update of /cvsroot/linux-vax/kernel-2.4/include/asm-vax
In directory usw-pr-cvs1:/tmp/cvs-serv12736
Modified Files:
processor.h pcb.h
Log Message:
Changes to clear alpha port cruft from thread_struct and to re-define the
INIT_THREAD and INIT_PCB macros.
Index: processor.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/asm-vax/processor.h,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -r1.4 -r1.5
*** processor.h 2001/01/20 22:00:20 1.4
--- processor.h 2001/01/22 16:46:55 1.5
***************
*** 51,86 ****
/* From alpha port: FIXME: this needs sorting. */
/* I doubt we need flags ?(alpha specific) or fs */
struct thread_struct {
struct vax_pcb pcb;
- /*
- * The fields below are Linux-specific:
- *
- * bit 1..5: IEEE_TRAP_ENABLE bits (see fpu.h)
- * bit 6..8: UAC bits (see sysinfo.h)
- * bit 17..21: IEEE_STATUS_MASK bits (see fpu.h)
- * bit 63: die_if_kernel recursion lock
- */
- unsigned long flags;
-
- /* Perform syscall argument validation (get/set_fs). */
- mm_segment_t fs;
-
- /* Breakpoint handling for ptrace. */
- unsigned long bpt_addr[2];
- unsigned int bpt_insn[2];
- int bpt_nsaved;
};
! /* FIXME: */
! #define INIT_THREAD { (struct pt_regs *) 0, \
! { 0,{{0},{0},{0},{0},{0},{0},{0},{0},{0},{0}, \
! {0},{0},{0},{0},{0},{0}}}, \
! 0, 0, \
! sizeof(init_stack) + (__u32) &init_stack, \
! (__pa((__u32) &swapper_pg_dir[0]) + _SEGMENT_TABLE),\
! 0,0,0, \
! (mm_segment_t) { 0,1}, \
! (per_struct) {{{{0,}}},0,0,0,0,{{0,}}} \
! }
/* FIXME: tune this to the VAX memory map */
--- 51,64 ----
/* From alpha port: FIXME: this needs sorting. */
/* I doubt we need flags ?(alpha specific) or fs */
+ /* atp Jan 2000 - I'm going to restrict this to
+ * just the pcb at present. As we need
+ * more per-thread data, we can add it.
+ */
struct thread_struct {
struct vax_pcb pcb;
};
! /* At present only the pcb is here. */
! #define INIT_THREAD { INIT_PCB }
/* FIXME: tune this to the VAX memory map */
Index: pcb.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.4/include/asm-vax/pcb.h,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** pcb.h 2001/01/17 16:18:52 1.1
--- pcb.h 2001/01/22 16:46:55 1.2
***************
*** 35,37 ****
--- 35,65 ----
};
+ /* Process control block initialiser used in INIT_THREAD*/
+ #define INIT_PCB { \
+ ksp: 0, \
+ esp: 0, \
+ ssp: 0, /* null ? */ \
+ usp: 0, \
+ r0: 0, \
+ r1: 0, \
+ r2: 0, \
+ r3: 0, \
+ r4: 0, \
+ r5: 0, \
+ r6: 0, \
+ r7: 0, \
+ r8: 0, \
+ r9: 0, \
+ r10: 0, \
+ r11: 0, \
+ ap: 0, \
+ fp: 0, \
+ pc: 0, \
+ psl: 0, \
+ p0br: 0, \
+ p0lr: 0, /* bits 0:21. astlvl is bits 24:26 */ \
+ p1br: 0, \
+ p1lr: 0 /* pme is bit 31 *: */ \
+ }
+
#endif /* _VAX_PCB_H */
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