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Diffstat (limited to 'arch/blackfin/include/asm/context.S')
-rw-r--r--arch/blackfin/include/asm/context.S47
1 files changed, 45 insertions, 2 deletions
diff --git a/arch/blackfin/include/asm/context.S b/arch/blackfin/include/asm/context.S
index c0e630edfb9a..16561ab18b38 100644
--- a/arch/blackfin/include/asm/context.S
+++ b/arch/blackfin/include/asm/context.S
@@ -303,9 +303,14 @@
RETI = [sp++];
RETS = [sp++];
- p0.h = _irq_flags;
- p0.l = _irq_flags;
+#ifdef CONFIG_SMP
+ GET_PDA(p0, r0);
+ r0 = [p0 + PDA_IRQFLAGS];
+#else
+ p0.h = _bfin_irq_flags;
+ p0.l = _bfin_irq_flags;
r0 = [p0];
+#endif
sti r0;
sp += 4; /* Skip Reserved */
@@ -353,3 +358,41 @@
csync;
.endm
+.macro save_context_cplb
+ [--sp] = (R7:0, P5:0);
+ [--sp] = fp;
+
+ [--sp] = a0.x;
+ [--sp] = a0.w;
+ [--sp] = a1.x;
+ [--sp] = a1.w;
+
+ [--sp] = LC0;
+ [--sp] = LC1;
+ [--sp] = LT0;
+ [--sp] = LT1;
+ [--sp] = LB0;
+ [--sp] = LB1;
+
+ [--sp] = RETS;
+.endm
+
+.macro restore_context_cplb
+ RETS = [sp++];
+
+ LB1 = [sp++];
+ LB0 = [sp++];
+ LT1 = [sp++];
+ LT0 = [sp++];
+ LC1 = [sp++];
+ LC0 = [sp++];
+
+ a1.w = [sp++];
+ a1.x = [sp++];
+ a0.w = [sp++];
+ a0.x = [sp++];
+
+ fp = [sp++];
+
+ (R7:0, P5:0) = [SP++];
+.endm