openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

m68k: use jbsr to call functions instead of bsrl 

There is a few places that the m68k entry code uses the bsrl instruction
to call other functions. That instruction is only supported on 68020 and
higher CPU types. If we use jbsr instead the code will be clean for all
68k and ColdFire CPU types.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Greg Ungerer 2012-05-09 16:59:46 +10:00
parent 5bd9dd4501
commit 28d5445e94
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/m68k/kernel/entry_mm.S
View File

@ -55,7 +55,7 @@ ENTRY(buserr)
SAVE_ALL_INT SAVE_ALL_INT
GET_CURRENT(%d0) GET_CURRENT(%d0)
movel %sp,%sp@- | stack frame pointer argument movel %sp,%sp@- | stack frame pointer argument
bsrl buserr_c jbsr buserr_c
addql #4,%sp addql #4,%sp
jra ret_from_exception jra ret_from_exception
@ -63,7 +63,7 @@ ENTRY(trap)
SAVE_ALL_INT SAVE_ALL_INT
GET_CURRENT(%d0) GET_CURRENT(%d0)
movel %sp,%sp@- | stack frame pointer argument movel %sp,%sp@- | stack frame pointer argument
bsrl trap_c jbsr trap_c
addql #4,%sp addql #4,%sp
jra ret_from_exception jra ret_from_exception