230f984662
Now that most platforms don't need disable_fiq and arch_ret_to_user macros, we can remove the empty macros or empty entry-macro.S files. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Jamie Iles <jamie@jamieiles.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Ryan Mallon <rmallon@gmail.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com> Acked-by: Shawn Guo <shawn.guo@linaro.org>
33 lines
845 B
ArmAsm
33 lines
845 B
ArmAsm
/*
|
|
* 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
|