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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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a494d3df1e
No users. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: David Howells <dhowells@redhat.com>
72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
/* MN10300 On-board interrupt controller registers
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*
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef _ASM_INTCTL_REGS_H
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#define _ASM_INTCTL_REGS_H
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#include <asm/cpu-regs.h>
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#ifdef __KERNEL__
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/*
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* Interrupt controller registers
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* - Registers 64-191 are at addresses offset from the main array
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*/
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#define GxICR(X) \
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__SYSREG(0xd4000000 + (X) * 4 + \
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(((X) >= 64) && ((X) < 192)) * 0xf00, u16)
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#define GxICR_u8(X) \
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__SYSREG(0xd4000000 + (X) * 4 + \
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(((X) >= 64) && ((X) < 192)) * 0xf00, u8)
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#include <proc/intctl-regs.h>
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#define XIRQ_TRIGGER_LOWLEVEL 0
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#define XIRQ_TRIGGER_HILEVEL 1
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#define XIRQ_TRIGGER_NEGEDGE 2
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#define XIRQ_TRIGGER_POSEDGE 3
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/* non-maskable interrupt control */
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#define NMIIRQ 0
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#define NMICR GxICR(NMIIRQ) /* NMI control register */
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#define NMICR_NMIF 0x0001 /* NMI pin interrupt flag */
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#define NMICR_WDIF 0x0002 /* watchdog timer overflow flag */
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#define NMICR_ABUSERR 0x0008 /* async bus error flag */
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/* maskable interrupt control */
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#define GxICR_DETECT 0x0001 /* interrupt detect flag */
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#define GxICR_REQUEST 0x0010 /* interrupt request flag */
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#define GxICR_ENABLE 0x0100 /* interrupt enable flag */
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#define GxICR_LEVEL 0x7000 /* interrupt priority level */
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#define GxICR_LEVEL_0 0x0000 /* - level 0 */
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#define GxICR_LEVEL_1 0x1000 /* - level 1 */
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#define GxICR_LEVEL_2 0x2000 /* - level 2 */
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#define GxICR_LEVEL_3 0x3000 /* - level 3 */
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#define GxICR_LEVEL_4 0x4000 /* - level 4 */
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#define GxICR_LEVEL_5 0x5000 /* - level 5 */
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#define GxICR_LEVEL_6 0x6000 /* - level 6 */
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#define GxICR_LEVEL_SHIFT 12
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#define GxICR_NMI 0x8000 /* nmi request flag */
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#define NUM2GxICR_LEVEL(num) ((num) << GxICR_LEVEL_SHIFT)
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#ifndef __ASSEMBLY__
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extern void set_intr_level(int irq, u16 level);
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extern void mn10300_set_lateack_irq_type(int irq);
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#endif
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/* external interrupts */
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#define XIRQxICR(X) GxICR((X)) /* external interrupt control regs */
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#endif /* __KERNEL__ */
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#endif /* _ASM_INTCTL_REGS_H */
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