Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-block

[pandora-kernel.git] / arch / arm / mach-pxa / include / mach / entry-macro.S

diff --git a/arch/arm/mach-pxa/include/mach/entry-macro.S b/arch/arm/mach-pxa/include/mach/entry-macro.S
index f6b4bf3..2418806 100644 (file)
--- a/arch/arm/mach-pxa/include/mach/entry-macro.S
+++ b/arch/arm/mach-pxa/include/mach/entry-macro.S
@@ -24,34 +24,27 @@
                mov     \tmp, \tmp, lsr #13
                and     \tmp, \tmp, #0x7                @ Core G
                cmp     \tmp, #1
-               bhi     1004f
+               bhi     1002f
 
+               @ Core Generation 1 (PXA25x)
                mov     \base, #io_p2v(0x40000000)      @ IIR Ctl = 0x40d00000
                add     \base, \base, #0x00d00000
                ldr     \irqstat, [\base, #0]           @ ICIP
                ldr     \irqnr, [\base, #4]             @ ICMR
-               b       1002f
 
-1004:
-               mrc     p6, 0, \irqstat, c6, c0, 0      @ ICIP2
-               mrc     p6, 0, \irqnr, c7, c0, 0        @ ICMR2
                ands    \irqnr, \irqstat, \irqnr
-               beq     1003f
+               beq     1001f
                rsb     \irqstat, \irqnr, #0
                and     \irqstat, \irqstat, \irqnr
                clz     \irqnr, \irqstat
-               rsb     \irqnr, \irqnr, #31
-               add     \irqnr, \irqnr, #(32 + PXA_IRQ(0))
+               rsb     \irqnr, \irqnr, #(31 + PXA_IRQ(0))
                b       1001f
-1003:
-               mrc     p6, 0, \irqstat, c0, c0, 0      @ ICIP
-               mrc     p6, 0, \irqnr, c1, c0, 0        @ ICMR
 1002:
-               ands    \irqnr, \irqstat, \irqnr
+               @ Core Generation 2 (PXA27x) or Core Generation 3 (PXA3xx)
+               mrc     p6, 0, \irqstat, c5, c0, 0      @ ICHP
+               tst     \irqstat, #0x80000000
                beq     1001f
-               rsb     \irqstat, \irqnr, #0
-               and     \irqstat, \irqstat, \irqnr
-               clz     \irqnr, \irqstat
-               rsb     \irqnr, \irqnr, #(31 + PXA_IRQ(0))
+               bic     \irqstat, \irqstat, #0x80000000
+               mov     \irqnr, \irqstat, lsr #16
 1001:
                .endm