1. 根目录:
2. arch
3. frv
4. include
5. asm
6. cpu-irqs.h

/* cpu-irqs.h: on-CPU peripheral irqs
 *
 * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#ifndef _ASM_CPU_IRQS_H
#define _ASM_CPU_IRQS_H

#ifndef __ASSEMBLY__

/* IRQ to level mappings */
#define IRQ_GDBSTUB_LEVEL	15
#define IRQ_UART_LEVEL		13

#ifdef CONFIG_GDBSTUB_UART0
#define IRQ_UART0_LEVEL		IRQ_GDBSTUB_LEVEL
#else
#define IRQ_UART0_LEVEL		IRQ_UART_LEVEL
#endif

#ifdef CONFIG_GDBSTUB_UART1
#define IRQ_UART1_LEVEL		IRQ_GDBSTUB_LEVEL
#else
#define IRQ_UART1_LEVEL		IRQ_UART_LEVEL
#endif

#define IRQ_DMA0_LEVEL		14
#define IRQ_DMA1_LEVEL		14
#define IRQ_DMA2_LEVEL		14
#define IRQ_DMA3_LEVEL		14
#define IRQ_DMA4_LEVEL		14
#define IRQ_DMA5_LEVEL		14
#define IRQ_DMA6_LEVEL		14
#define IRQ_DMA7_LEVEL		14

#define IRQ_TIMER0_LEVEL	12
#define IRQ_TIMER1_LEVEL	11
#define IRQ_TIMER2_LEVEL	10

#define IRQ_XIRQ0_LEVEL		1
#define IRQ_XIRQ1_LEVEL		2
#define IRQ_XIRQ2_LEVEL		3
#define IRQ_XIRQ3_LEVEL		4
#define IRQ_XIRQ4_LEVEL		5
#define IRQ_XIRQ5_LEVEL		6
#define IRQ_XIRQ6_LEVEL		7
#define IRQ_XIRQ7_LEVEL		8

/* IRQ IDs presented to drivers */
#define IRQ_CPU__UNUSED		IRQ_BASE_CPU
#define IRQ_CPU_UART0		(IRQ_BASE_CPU + IRQ_UART0_LEVEL)
#define IRQ_CPU_UART1		(IRQ_BASE_CPU + IRQ_UART1_LEVEL)
#define IRQ_CPU_TIMER0		(IRQ_BASE_CPU + IRQ_TIMER0_LEVEL)
#define IRQ_CPU_TIMER1		(IRQ_BASE_CPU + IRQ_TIMER1_LEVEL)
#define IRQ_CPU_TIMER2		(IRQ_BASE_CPU + IRQ_TIMER2_LEVEL)
#define IRQ_CPU_DMA0		(IRQ_BASE_CPU + IRQ_DMA0_LEVEL)
#define IRQ_CPU_DMA1		(IRQ_BASE_CPU + IRQ_DMA1_LEVEL)
#define IRQ_CPU_DMA2		(IRQ_BASE_CPU + IRQ_DMA2_LEVEL)
#define IRQ_CPU_DMA3		(IRQ_BASE_CPU + IRQ_DMA3_LEVEL)
#define IRQ_CPU_DMA4		(IRQ_BASE_CPU + IRQ_DMA4_LEVEL)
#define IRQ_CPU_DMA5		(IRQ_BASE_CPU + IRQ_DMA5_LEVEL)
#define IRQ_CPU_DMA6		(IRQ_BASE_CPU + IRQ_DMA6_LEVEL)
#define IRQ_CPU_DMA7		(IRQ_BASE_CPU + IRQ_DMA7_LEVEL)
#define IRQ_CPU_EXTERNAL0	(IRQ_BASE_CPU + IRQ_XIRQ0_LEVEL)
#define IRQ_CPU_EXTERNAL1	(IRQ_BASE_CPU + IRQ_XIRQ1_LEVEL)
#define IRQ_CPU_EXTERNAL2	(IRQ_BASE_CPU + IRQ_XIRQ2_LEVEL)
#define IRQ_CPU_EXTERNAL3	(IRQ_BASE_CPU + IRQ_XIRQ3_LEVEL)
#define IRQ_CPU_EXTERNAL4	(IRQ_BASE_CPU + IRQ_XIRQ4_LEVEL)
#define IRQ_CPU_EXTERNAL5	(IRQ_BASE_CPU + IRQ_XIRQ5_LEVEL)
#define IRQ_CPU_EXTERNAL6	(IRQ_BASE_CPU + IRQ_XIRQ6_LEVEL)
#define IRQ_CPU_EXTERNAL7	(IRQ_BASE_CPU + IRQ_XIRQ7_LEVEL)

#endif /* !__ASSEMBLY__ */

#endif /* _ASM_CPU_IRQS_H */