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Diffstat (limited to 'arch/arm/plat-mxc/include/mach/entry-macro.S')
-rw-r--r--arch/arm/plat-mxc/include/mach/entry-macro.S58
1 files changed, 1 insertions, 57 deletions
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index 066d464d322d..842fbcb0d6cc 100644
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -9,72 +9,16 @@
* published by the Free Software Foundation.
*/
-#include <mach/hardware.h>
+/* Unused, we use CONFIG_MULTI_IRQ_HANDLER */
-#define AVIC_NIMASK 0x04
-
- @ this macro disables fast irq (not implemented)
.macro disable_fiq
.endm
.macro get_irqnr_preamble, base, tmp
-#ifndef CONFIG_MXC_TZIC
- ldr \base, =avic_base
- ldr \base, [\base]
-#ifdef CONFIG_MXC_IRQ_PRIOR
- ldr r4, [\base, #AVIC_NIMASK]
-#endif
-#elif defined CONFIG_MXC_TZIC
- ldr \base, =tzic_base
- ldr \base, [\base]
-#endif /* CONFIG_MXC_TZIC */
.endm
.macro arch_ret_to_user, tmp1, tmp2
.endm
- @ this macro checks which interrupt occurred
- @ and returns its number in irqnr
- @ and returns if an interrupt occurred in irqstat
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
-#ifndef CONFIG_MXC_TZIC
- @ Load offset & priority of the highest priority
- @ interrupt pending from AVIC_NIVECSR
- ldr \irqstat, [\base, #0x40]
- @ Shift to get the decoded IRQ number, using ASR so
- @ 'no interrupt pending' becomes 0xffffffff
- mov \irqnr, \irqstat, asr #16
- @ set zero flag if IRQ + 1 == 0
- adds \tmp, \irqnr, #1
-#ifdef CONFIG_MXC_IRQ_PRIOR
- bicne \tmp, \irqstat, #0xFFFFFFE0
- strne \tmp, [\base, #AVIC_NIMASK]
- streq r4, [\base, #AVIC_NIMASK]
-#endif
-#elif defined CONFIG_MXC_TZIC
- @ Load offset & priority of the highest priority
- @ interrupt pending.
- @ 0x080 is INTSEC0 register
- @ 0xD80 is HIPND0 register
- mov \irqnr, #0
-1000: add \irqstat, \base, \irqnr, lsr #3
- ldr \tmp, [\irqstat, #0xd80]
- ldr \irqstat, [\irqstat, #0x080]
- ands \tmp, \tmp, \irqstat
- bne 1001f
- add \irqnr, \irqnr, #32
- cmp \irqnr, #128
- blo 1000b
- b 2001f
-1001: mov \irqstat, #1
-1002: tst \tmp, \irqstat
- bne 2002f
- movs \tmp, \tmp, lsr #1
- addne \irqnr, \irqnr, #1
- bne 1002b
-2001:
- mov \irqnr, #0
-2002:
- movs \irqnr, \irqnr
-#endif
.endm