Message ID | 1320085845-10547-3-git-send-email-timur@freescale.com |
---|---|
State | Accepted |
Commit | 452ad61c3feeffbf2b5ff74f0a6797af3ba4882c |
Delegated to: | Kumar Gala |
Headers | show |
On Oct 31, 2011, at 1:30 PM, Timur Tabi wrote: > Calls to tlbwe and tlbsx should be preceded with an isync/msync pair. > > Signed-off-by: Timur Tabi <timur@freescale.com> > --- > arch/powerpc/cpu/mpc85xx/start.S | 4 ++++ > 1 files changed, 4 insertions(+), 0 deletions(-) applied to 85xx - k
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S index b5bf1fa..ccb331a 100644 --- a/arch/powerpc/cpu/mpc85xx/start.S +++ b/arch/powerpc/cpu/mpc85xx/start.S @@ -363,6 +363,8 @@ purge_old_ccsr_tlb: li r1, 0 mtspr MAS6, r1 /* Search the current address space and PID */ + isync + msync tlbsx 0, r8 mfspr r1, MAS1 andis. r2, r1, MAS1_VALID@h /* Check for the Valid bit */ @@ -370,6 +372,8 @@ purge_old_ccsr_tlb: rlwinm r1, r1, 0, 1, 31 /* Clear Valid bit */ mtspr MAS1, r1 + isync + msync tlbwe 1:
Calls to tlbwe and tlbsx should be preceded with an isync/msync pair. Signed-off-by: Timur Tabi <timur@freescale.com> --- arch/powerpc/cpu/mpc85xx/start.S | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)