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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/arm/mach-gemini/include/mach/entry-macro.S | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/arm/mach-gemini/include/mach/entry-macro.S')
| -rw-r--r-- | arch/arm/mach-gemini/include/mach/entry-macro.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-gemini/include/mach/entry-macro.S b/arch/arm/mach-gemini/include/mach/entry-macro.S new file mode 100644 index 00000000..f044e430 --- /dev/null +++ b/arch/arm/mach-gemini/include/mach/entry-macro.S @@ -0,0 +1,33 @@ +/* + * Low-level IRQ helper macros for Gemini platform. + * + * Copyright (C) 2001-2006 Storlink, Corp. + * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> + * + * 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> + +#define IRQ_STATUS 0x14 + + .macro get_irqnr_preamble, base, tmp + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + ldr \irqstat, =IO_ADDRESS(GEMINI_INTERRUPT_BASE + IRQ_STATUS) + ldr \irqnr, [\irqstat] + cmp \irqnr, #0 + beq 2313f + mov \tmp, \irqnr + mov \irqnr, #0 +2312: + tst \tmp, #1 + bne 2313f + add \irqnr, \irqnr, #1 + mov \tmp, \tmp, lsr #1 + cmp \irqnr, #31 + bcc 2312b +2313: + .endm |