summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-ks8695/include/mach/entry-macro.S
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-08-14 10:55:26 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-14 10:55:26 +0200
commitd4439087d316613548c70472291bf4ca646ce24b (patch)
tree4819f39cbbfcc2ed9c9f85c7a91cbf142f5b02d4 /arch/arm/mach-ks8695/include/mach/entry-macro.S
parent26d809af6397ce5c37f5c44d89734d19cce1ad25 (diff)
parent30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff)
Merge commit 'v2.6.27-rc3' into x86/xsave
Conflicts: arch/x86/kernel/genapic_64.c include/asm-x86/kvm_host.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mach-ks8695/include/mach/entry-macro.S')
-rw-r--r--arch/arm/mach-ks8695/include/mach/entry-macro.S53
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/arm/mach-ks8695/include/mach/entry-macro.S b/arch/arm/mach-ks8695/include/mach/entry-macro.S
new file mode 100644
index 00000000000..b4fe0c11c6c
--- /dev/null
+++ b/arch/arm/mach-ks8695/include/mach/entry-macro.S
@@ -0,0 +1,53 @@
+/*
+ * arch/arm/mach-ks8695/include/mach/entry-macro.S
+ *
+ * Copyright (C) 2006 Ben Dooks <ben@simtec.co.uk>
+ * Copyright (C) 2006 Simtec Electronics
+ *
+ * Low-level IRQ helper macros for KS8695
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+*/
+
+#include <mach/hardware.h>
+#include <mach/regs-irq.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ ldr \base, =KS8695_IRQ_VA @ Base address of interrupt controller
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \irqstat, [\base, #KS8695_INTMS] @ Mask Status register
+
+ teq \irqstat, #0
+ beq 1001f
+
+ mov \irqnr, #0
+
+ tst \irqstat, #0xff
+ moveq \irqstat, \irqstat, lsr #8
+ addeq \irqnr, \irqnr, #8
+ tsteq \irqstat, #0xff
+ moveq \irqstat, \irqstat, lsr #8
+ addeq \irqnr, \irqnr, #8
+ tsteq \irqstat, #0xff
+ moveq \irqstat, \irqstat, lsr #8
+ addeq \irqnr, \irqnr, #8
+ tst \irqstat, #0x0f
+ moveq \irqstat, \irqstat, lsr #4
+ addeq \irqnr, \irqnr, #4
+ tst \irqstat, #0x03
+ moveq \irqstat, \irqstat, lsr #2
+ addeq \irqnr, \irqnr, #2
+ tst \irqstat, #0x01
+ addeqs \irqnr, \irqnr, #1
+1001:
+ .endm