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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:49:49 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:49:49 +1100
commitbb04af0e2e5bcd8d1a5d7f7d5c704f7eb328f241 (patch)
treefd67625ba9758dceff28dfca39127d7f07dae981 /include/asm-arm/arch-orion/entry-macro.S
parent0affa456cb6da51a31a6dd76b3d8827f467f807d (diff)
parent0ff66f0c7a5f1f4f5a0d91341b6f71fd2a49f0fa (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (176 commits) [ARM] 4795/1: S3C244X: Add armclk and setparent call [ARM] 4794/1: S3C24XX: Comonise S3C2440 and S3C2442 clock code [ARM] 4793/1: S3C24XX: Add IRQ->GPIO pin mapping function [ARM] 4792/1: S3C24XX: Remove warnings from debug-macro.S [ARM] 4791/1: S3C2412: Make fclk a parent of msysclk [ARM] 4790/1: S3C2412: Fix parent selection for msysclk. [ARM] 4789/1: S3C2412: Add missing CLKDIVN register values [ARM] 4788/1: S3C24XX: Fix paramet to s3c2410_dma_ctrl if S3C2410_DMAF_AUTOSTART used. [ARM] 4787/1: S3C24XX: s3c2410_dma_request() should return the allocated channel number [ARM] 4786/1: S3C2412: Add SPI FIFO controll constants [ARM] 4785/1: S3C24XX: Add _SHIFT definitions for S3C2410_BANKCON registers [ARM] 4784/1: S3C24XX: Fix GPIO restore glitches [ARM] 4783/1: S3C24XX: Add s3c2410_gpio_getpull() [ARM] 4782/1: S3C24XX: Define FIQ_START for any FIQ users [ARM] 4781/1: S3C24XX: DMA suspend and resume support [ARM] 4780/1: S3C2412: Allow for seperate DMA channels for TX and RX [ARM] 4779/1: S3C2412: Add s3c2412_gpio_set_sleepcfg() call [ARM] 4778/1: S3C2412: Add armclk and init from DVS state [ARM] 4777/1: S3C24XX: Ensure clk_set_rate() checks the set_rate method for the clk [ARM] 4775/1: s3c2410: fix compilation error if only s3c2442 cpu is selected ...
Diffstat (limited to 'include/asm-arm/arch-orion/entry-macro.S')
-rw-r--r--include/asm-arm/arch-orion/entry-macro.S31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-arm/arch-orion/entry-macro.S b/include/asm-arm/arch-orion/entry-macro.S
new file mode 100644
index 000000000000..b76075a7e44b
--- /dev/null
+++ b/include/asm-arm/arch-orion/entry-macro.S
@@ -0,0 +1,31 @@
+/*
+ * include/asm-arm/arch-orion/entry-macro.S
+ *
+ * Low-level IRQ helper macros for Orion platforms
+ *
+ * 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 <asm/arch/orion.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ ldr \base, =MAIN_IRQ_CAUSE
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \irqstat, [\base, #0] @ main cause
+ ldr \tmp, [\base, #(MAIN_IRQ_MASK - MAIN_IRQ_CAUSE)] @ main mask
+ mov \irqnr, #0 @ default irqnr
+ @ find cause bits that are unmasked
+ ands \irqstat, \irqstat, \tmp @ clear Z flag if any
+ clzne \irqnr, \irqstat @ calc irqnr
+ rsbne \irqnr, \irqnr, #31
+ .endm