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/* 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 0xF #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 0x1 #define IDIR_INT_OUT1 0x2 #define IDIR_INT_OUT2 0x4 #define IDIR_INT_OUT3 0x8 /*--------------------------------------------------------------- * IRQ line configuration parameters */ /* Interrupt delivery modes */ typedef enum { TSI108_IRQ_DIRECTED, TSI108_IRQ_DISTRIBUTED, } TSI108_IRQ_MODE; #endif /* _ASM_POWERPC_TSI108_IRQ_H */