/*
* arch/arm/mach-omap1/include/mach/entry-macro.S
*
* Low-level IRQ helper macros for OMAP-based platforms
*
* Copyright (C) 2009 Texas Instruments
*
* 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/io.h>
#include <mach/irqs.h>
#include <asm/hardware/gic.h>
#if (defined(CONFIG_ARCH_OMAP730)||defined(CONFIG_ARCH_OMAP850)) && \
(defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX))
#error "FIXME: OMAP7XX doesn't support multiple-OMAP"
#elif defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
#define INT_IH2_IRQ INT_7XX_IH2_IRQ
#elif defined(CONFIG_ARCH_OMAP15XX)
#define INT_IH2_IRQ INT_1510_IH2_IRQ
#elif defined(CONFIG_ARCH_OMAP16XX)
#define INT_IH2_IRQ INT_1610_IH2_IRQ
#else
#warning "IH2 IRQ defaulted"
#define INT_IH2_IRQ INT_1510_IH2_IRQ
#endif
.macro disable_fiq
.endm
.macro get_irqnr_preamble, base, tmp
.endm
.macro arch_ret_to_user, tmp1, tmp2
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =OMAP1_IO_ADDRESS(OMAP_IH1_BASE)
ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET]
ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET]
mov \irqstat, #0xffffffff
bic \tmp, \irqstat, \tmp
tst \irqnr, \tmp
beq 1510f
ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET]
cmp \irqnr, #0
ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET]
cmpeq \irqnr, #INT_IH2_IRQ
ldreq \base, =OMAP1_IO_ADDRESS(OMAP_IH2_BASE)
ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET]
addeqs \irqnr, \irqnr, #32
1510:
.endm
