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authorTony Lindgren <tony@atomide.com>2009-10-20 04:26:19 +0400
committerTony Lindgren <tony@atomide.com>2009-10-20 04:26:19 +0400
commitc97c686467420f6765c7bc5bdae2b2aca141068b (patch)
treeb5d74b16770744de0b2fa918f1643d0a8c0db8d2 /arch/arm/plat-omap/include/mach/entry-macro.S
parentaca59b8922ad32e0555f78f99bcb31b5e24abe36 (diff)
downloadlinux-c97c686467420f6765c7bc5bdae2b2aca141068b.tar.xz
omap: headers: Split entry-macro.S for mach-omap1 and mach-omap2
Split entry-macro.S for mach-omap1 and mach-omap2 Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/include/mach/entry-macro.S')
-rw-r--r--arch/arm/plat-omap/include/mach/entry-macro.S174
1 files changed, 0 insertions, 174 deletions
diff --git a/arch/arm/plat-omap/include/mach/entry-macro.S b/arch/arm/plat-omap/include/mach/entry-macro.S
deleted file mode 100644
index 2aea5665f58f..000000000000
--- a/arch/arm/plat-omap/include/mach/entry-macro.S
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * arch/arm/plat-omap/include/mach/entry-macro.S
- *
- * Low-level IRQ helper macros for OMAP-based platforms
- *
- * Copyright (C) 2009 Texas Instruments
- * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
- *
- * 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_OMAP1)
-
-#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
-
-#endif
-#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
- defined(CONFIG_ARCH_OMAP4)
-
-#include <mach/omap24xx.h>
-#include <mach/omap34xx.h>
-
-/* REVISIT: This should be set dynamically if CONFIG_MULTI_OMAP2 is selected */
-#if defined(CONFIG_ARCH_OMAP2420) || defined(CONFIG_ARCH_OMAP2430)
-#define OMAP2_VA_IC_BASE OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE)
-#elif defined(CONFIG_ARCH_OMAP34XX)
-#define OMAP2_VA_IC_BASE OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE)
-#endif
-#if defined(CONFIG_ARCH_OMAP4)
-#include <mach/omap44xx.h>
-#endif
-#define INTCPS_SIR_IRQ_OFFSET 0x0040 /* Active interrupt offset */
-#define ACTIVEIRQ_MASK 0x7f /* Active interrupt bits */
-
- .macro disable_fiq
- .endm
-
- .macro get_irqnr_preamble, base, tmp
- .endm
-
- .macro arch_ret_to_user, tmp1, tmp2
- .endm
-
-#ifndef CONFIG_ARCH_OMAP4
- .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- ldr \base, =OMAP2_VA_IC_BASE
- ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */
- cmp \irqnr, #0x0
- bne 2222f
- ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */
- cmp \irqnr, #0x0
- bne 2222f
- ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */
- cmp \irqnr, #0x0
-2222:
- ldrne \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET]
- and \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */
-
- .endm
-#else
-#define OMAP44XX_VA_GIC_CPU_BASE OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)
-
- /*
- * The interrupt numbering scheme is defined in the
- * interrupt controller spec. To wit:
- *
- * Interrupts 0-15 are IPI
- * 16-28 are reserved
- * 29-31 are local. We allow 30 to be used for the watchdog.
- * 32-1020 are global
- * 1021-1022 are reserved
- * 1023 is "spurious" (no interrupt)
- *
- * For now, we ignore all local interrupts so only return an
- * interrupt if it's between 30 and 1020. The test_for_ipi
- * routine below will pick up on IPIs.
- * A simple read from the controller will tell us the number
- * of the highest priority enabled interrupt.
- * We then just need to check whether it is in the
- * valid range for an IRQ (30-1020 inclusive).
- */
- .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- ldr \base, =OMAP44XX_VA_GIC_CPU_BASE
- ldr \irqstat, [\base, #GIC_CPU_INTACK]
-
- ldr \tmp, =1021
-
- bic \irqnr, \irqstat, #0x1c00
-
- cmp \irqnr, #29
- cmpcc \irqnr, \irqnr
- cmpne \irqnr, \tmp
- cmpcs \irqnr, \irqnr
- .endm
-
- /* We assume that irqstat (the raw value of the IRQ acknowledge
- * register) is preserved from the macro above.
- * If there is an IPI, we immediately signal end of interrupt
- * on the controller, since this requires the original irqstat
- * value which we won't easily be able to recreate later.
- */
-
- .macro test_for_ipi, irqnr, irqstat, base, tmp
- bic \irqnr, \irqstat, #0x1c00
- cmp \irqnr, #16
- it cc
- strcc \irqstat, [\base, #GIC_CPU_EOI]
- it cs
- cmpcs \irqnr, \irqnr
- .endm
-
- /* As above, this assumes that irqstat and base are preserved */
-
- .macro test_for_ltirq, irqnr, irqstat, base, tmp
- bic \irqnr, \irqstat, #0x1c00
- mov \tmp, #0
- cmp \irqnr, #29
- itt eq
- moveq \tmp, #1
- streq \irqstat, [\base, #GIC_CPU_EOI]
- cmp \tmp, #0
- .endm
-#endif
-
- .macro irq_prio_table
- .endm
-
-#endif