root / hw / arm_pic.h @ 09b26c5e
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| 1 | cdbdb648 | pbrook | /*
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| 2 | cdbdb648 | pbrook | * Generic ARM Programmable Interrupt Controller support.
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| 3 | cdbdb648 | pbrook | *
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| 4 | cdbdb648 | pbrook | * Copyright (c) 2006 CodeSourcery.
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| 5 | cdbdb648 | pbrook | * Written by Paul Brook
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| 6 | cdbdb648 | pbrook | *
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| 7 | cdbdb648 | pbrook | * This code is licenced under the LGPL.
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| 8 | cdbdb648 | pbrook | *
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| 9 | cdbdb648 | pbrook | * Arm hardware uses a wide variety of interrupt handling hardware.
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| 10 | cdbdb648 | pbrook | * This provides a generic framework for connecting interrupt sources and
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| 11 | cdbdb648 | pbrook | * inputs.
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| 12 | cdbdb648 | pbrook | */
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| 13 | cdbdb648 | pbrook | |
| 14 | cdbdb648 | pbrook | #ifndef ARM_INTERRUPT_H
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| 15 | cdbdb648 | pbrook | #define ARM_INTERRUPT_H 1 |
| 16 | cdbdb648 | pbrook | |
| 17 | cdbdb648 | pbrook | /* The first element of an individual PIC state structures should
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| 18 | cdbdb648 | pbrook | be a pointer to the handler routine. */
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| 19 | cdbdb648 | pbrook | typedef void (*arm_pic_handler)(void *opaque, int irq, int level); |
| 20 | cdbdb648 | pbrook | |
| 21 | cdbdb648 | pbrook | /* The CPU is also modeled as an interrupt controller. */
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| 22 | cdbdb648 | pbrook | #define ARM_PIC_CPU_IRQ 0 |
| 23 | cdbdb648 | pbrook | #define ARM_PIC_CPU_FIQ 1 |
| 24 | cdbdb648 | pbrook | void *arm_pic_init_cpu(CPUState *env);
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| 25 | cdbdb648 | pbrook | |
| 26 | cdbdb648 | pbrook | #endif /* !ARM_INTERRUPT_H */ |