diff options
| author | Graf Yang <graf.yang@analog.com> | 2009-01-07 23:14:39 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2009-01-07 23:14:39 +0800 |
| commit | 6b3087c64a92a36ae20d33479b4df6d7afc910d4 (patch) | |
| tree | 95984fc623658ebf150d0d912a7f6c5a0301a5a9 /arch/blackfin/include/asm/context.S | |
| parent | c51b4488cd5bff08ed5690a8f303ff7f0894da2a (diff) | |
Blackfin arch: SMP supporting patchset: Blackfin header files and machine common code
Blackfin dual core BF561 processor can support SMP like features.
https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like
In this patch, we provide SMP extend to Blackfin header files
and machine common code
Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/include/asm/context.S')
| -rw-r--r-- | arch/blackfin/include/asm/context.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/blackfin/include/asm/context.S b/arch/blackfin/include/asm/context.S index c0e630edfb9..40d20b4a9b1 100644 --- a/arch/blackfin/include/asm/context.S +++ b/arch/blackfin/include/asm/context.S @@ -303,9 +303,14 @@ RETI = [sp++]; RETS = [sp++]; +#ifdef CONFIG_SMP + GET_PDA(p0, r0); + r0 = [p0 + PDA_IRQFLAGS]; +#else p0.h = _irq_flags; p0.l = _irq_flags; r0 = [p0]; +#endif sti r0; sp += 4; /* Skip Reserved */ @@ -352,4 +357,3 @@ SYSCFG = [sp++]; csync; .endm - |