/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* (C) Copyright 2005 Tundra Semiconductor Corp.
* Alex Bounine, <alexandreb at tundra.com).
*
* See file CREDITS for list of people who contributed to this
* project.
*/
/*
* definitions for interrupt controller initialization and external interrupt
* demultiplexing on TSI108EMU/SVB boards.
*/
#ifndef _ASM_POWERPC_TSI108_IRQ_H
#define _ASM_POWERPC_TSI108_IRQ_H
/*
* Tsi108 interrupts
*/
#ifndef TSI108_IRQ_REG_BASE
#define TSI108_IRQ_REG_BASE 0
#endif
#define TSI108_IRQ(x) (TSI108_IRQ_REG_BASE + (x))
#define TSI108_MAX_VECTORS (36 + 4 ) /* 36 sources + PCI INT demux */
#define MAX_TASK_PRIO 0 xF
#define TSI108_IRQ_SPURIOUS (TSI108_MAX_VECTORS)
#define DEFAULT_PRIO_LVL 10 /* initial priority level */
/* Interrupt vectors assignment to external and internal
* sources of requests. */
/* EXTERNAL INTERRUPT SOURCES */
#define IRQ_TSI108_EXT_INT0 TSI108_IRQ(0 ) /* External Source at INT[0] */
#define IRQ_TSI108_EXT_INT1 TSI108_IRQ(1 ) /* External Source at INT[1] */
#define IRQ_TSI108_EXT_INT2 TSI108_IRQ(2 ) /* External Source at INT[2] */
#define IRQ_TSI108_EXT_INT3 TSI108_IRQ(3 ) /* External Source at INT[3] */
/* INTERNAL INTERRUPT SOURCES */
#define IRQ_TSI108_RESERVED0 TSI108_IRQ(4 ) /* Reserved IRQ */
#define IRQ_TSI108_RESERVED1 TSI108_IRQ(5 ) /* Reserved IRQ */
#define IRQ_TSI108_RESERVED2 TSI108_IRQ(6 ) /* Reserved IRQ */
#define IRQ_TSI108_RESERVED3 TSI108_IRQ(7 ) /* Reserved IRQ */
#define IRQ_TSI108_DMA0 TSI108_IRQ(8 ) /* DMA0 */
#define IRQ_TSI108_DMA1 TSI108_IRQ(9 ) /* DMA1 */
#define IRQ_TSI108_DMA2 TSI108_IRQ(10 ) /* DMA2 */
#define IRQ_TSI108_DMA3 TSI108_IRQ(11 ) /* DMA3 */
#define IRQ_TSI108_UART0 TSI108_IRQ(12 ) /* UART0 */
#define IRQ_TSI108_UART1 TSI108_IRQ(13 ) /* UART1 */
#define IRQ_TSI108_I2C TSI108_IRQ(14 ) /* I2C */
#define IRQ_TSI108_GPIO TSI108_IRQ(15 ) /* GPIO */
#define IRQ_TSI108_GIGE0 TSI108_IRQ(16 ) /* GIGE0 */
#define IRQ_TSI108_GIGE1 TSI108_IRQ(17 ) /* GIGE1 */
#define IRQ_TSI108_RESERVED4 TSI108_IRQ(18 ) /* Reserved IRQ */
#define IRQ_TSI108_HLP TSI108_IRQ(19 ) /* HLP */
#define IRQ_TSI108_SDRAM TSI108_IRQ(20 ) /* SDC */
#define IRQ_TSI108_PROC_IF TSI108_IRQ(21 ) /* Processor IF */
#define IRQ_TSI108_RESERVED5 TSI108_IRQ(22 ) /* Reserved IRQ */
#define IRQ_TSI108_PCI TSI108_IRQ(23 ) /* PCI/X block */
#define IRQ_TSI108_MBOX0 TSI108_IRQ(24 ) /* Mailbox 0 register */
#define IRQ_TSI108_MBOX1 TSI108_IRQ(25 ) /* Mailbox 1 register */
#define IRQ_TSI108_MBOX2 TSI108_IRQ(26 ) /* Mailbox 2 register */
#define IRQ_TSI108_MBOX3 TSI108_IRQ(27 ) /* Mailbox 3 register */
#define IRQ_TSI108_DBELL0 TSI108_IRQ(28 ) /* Doorbell 0 */
#define IRQ_TSI108_DBELL1 TSI108_IRQ(29 ) /* Doorbell 1 */
#define IRQ_TSI108_DBELL2 TSI108_IRQ(30 ) /* Doorbell 2 */
#define IRQ_TSI108_DBELL3 TSI108_IRQ(31 ) /* Doorbell 3 */
#define IRQ_TSI108_TIMER0 TSI108_IRQ(32 ) /* Global Timer 0 */
#define IRQ_TSI108_TIMER1 TSI108_IRQ(33 ) /* Global Timer 1 */
#define IRQ_TSI108_TIMER2 TSI108_IRQ(34 ) /* Global Timer 2 */
#define IRQ_TSI108_TIMER3 TSI108_IRQ(35 ) /* Global Timer 3 */
/*
* PCI bus INTA# - INTD# lines demultiplexor
*/
#define IRQ_PCI_INTAD_BASE TSI108_IRQ(36 )
#define IRQ_PCI_INTA (IRQ_PCI_INTAD_BASE + 0 )
#define IRQ_PCI_INTB (IRQ_PCI_INTAD_BASE + 1 )
#define IRQ_PCI_INTC (IRQ_PCI_INTAD_BASE + 2 )
#define IRQ_PCI_INTD (IRQ_PCI_INTAD_BASE + 3 )
#define NUM_PCI_IRQS (4 )
/* number of entries in vector dispatch table */
#define IRQ_TSI108_TAB_SIZE (TSI108_MAX_VECTORS + 1 )
/* Mapping of MPIC outputs to processors' interrupt pins */
#define IDIR_INT_OUT0 0 x1
#define IDIR_INT_OUT1 0 x2
#define IDIR_INT_OUT2 0 x4
#define IDIR_INT_OUT3 0 x8
/*---------------------------------------------------------------
* IRQ line configuration parameters */
/* Interrupt delivery modes */
typedef enum {
TSI108_IRQ_DIRECTED,
TSI108_IRQ_DISTRIBUTED,
} TSI108_IRQ_MODE;
#endif /* _ASM_POWERPC_TSI108_IRQ_H */
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