Changeset 80868140 in rtems


Ignore:
Timestamp:
Nov 29, 1997, 5:51:27 PM (24 years ago)
Author:
Joel Sherrill <joel.sherrill@…>
Branches:
4.10, 4.11, 4.8, 4.9, 5, master
Children:
1670eede
Parents:
61fc72c
Message:

Patch from Chris Johns to filter out the trace bit on CPU models
which have hardware support for a separate interrupt stack.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • c/src/exec/score/cpu/m68k/cpu_asm.s

    r61fc72c r80868140  
    199199        movew   #0,a0@-                  | push format word
    200200        movel   # SYM (_ISR_Dispatch),a0@- | push return addr
    201         movew   a0@(6+SR_OFFSET),a0@-    | push thread sr
     201        | filter out the trace bit to stop single step debugging breaking
     202        movew   a0@(6+SR_OFFSET),d0
     203        andw    #0x7FFF,d0
     204        movew   d0,a0@-                  | push thread sr
    202205        movec   a0,msp                   | set master stack pointer
    203206#else
    204207
    205 | filter out the trace bit to stop single step debugging breaking
     208        | filter out the trace bit to stop single step debugging breaking
    206209        movew   a7@(16+SR_OFFSET),d0
    207210        andw    #0x7FFF,d0
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