mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 22:46:41 +07:00
2874c5fd28
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
77 lines
3.1 KiB
C
77 lines
3.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* IPIC external definitions and structure.
|
|
*
|
|
* Maintainer: Kumar Gala <galak@kernel.crashing.org>
|
|
*
|
|
* Copyright 2005 Freescale Semiconductor, Inc
|
|
*/
|
|
#ifdef __KERNEL__
|
|
#ifndef __ASM_IPIC_H__
|
|
#define __ASM_IPIC_H__
|
|
|
|
#include <linux/irq.h>
|
|
|
|
/* Flags when we init the IPIC */
|
|
#define IPIC_SPREADMODE_GRP_A 0x00000001
|
|
#define IPIC_SPREADMODE_GRP_B 0x00000002
|
|
#define IPIC_SPREADMODE_GRP_C 0x00000004
|
|
#define IPIC_SPREADMODE_GRP_D 0x00000008
|
|
#define IPIC_SPREADMODE_MIX_A 0x00000010
|
|
#define IPIC_SPREADMODE_MIX_B 0x00000020
|
|
#define IPIC_DISABLE_MCP_OUT 0x00000040
|
|
#define IPIC_IRQ0_MCP 0x00000080
|
|
|
|
/* IPIC registers offsets */
|
|
#define IPIC_SICFR 0x00 /* System Global Interrupt Configuration Register */
|
|
#define IPIC_SIVCR 0x04 /* System Global Interrupt Vector Register */
|
|
#define IPIC_SIPNR_H 0x08 /* System Internal Interrupt Pending Register (HIGH) */
|
|
#define IPIC_SIPNR_L 0x0C /* System Internal Interrupt Pending Register (LOW) */
|
|
#define IPIC_SIPRR_A 0x10 /* System Internal Interrupt group A Priority Register */
|
|
#define IPIC_SIPRR_B 0x14 /* System Internal Interrupt group B Priority Register */
|
|
#define IPIC_SIPRR_C 0x18 /* System Internal Interrupt group C Priority Register */
|
|
#define IPIC_SIPRR_D 0x1C /* System Internal Interrupt group D Priority Register */
|
|
#define IPIC_SIMSR_H 0x20 /* System Internal Interrupt Mask Register (HIGH) */
|
|
#define IPIC_SIMSR_L 0x24 /* System Internal Interrupt Mask Register (LOW) */
|
|
#define IPIC_SICNR 0x28 /* System Internal Interrupt Control Register */
|
|
#define IPIC_SEPNR 0x2C /* System External Interrupt Pending Register */
|
|
#define IPIC_SMPRR_A 0x30 /* System Mixed Interrupt group A Priority Register */
|
|
#define IPIC_SMPRR_B 0x34 /* System Mixed Interrupt group B Priority Register */
|
|
#define IPIC_SEMSR 0x38 /* System External Interrupt Mask Register */
|
|
#define IPIC_SECNR 0x3C /* System External Interrupt Control Register */
|
|
#define IPIC_SERSR 0x40 /* System Error Status Register */
|
|
#define IPIC_SERMR 0x44 /* System Error Mask Register */
|
|
#define IPIC_SERCR 0x48 /* System Error Control Register */
|
|
#define IPIC_SIFCR_H 0x50 /* System Internal Interrupt Force Register (HIGH) */
|
|
#define IPIC_SIFCR_L 0x54 /* System Internal Interrupt Force Register (LOW) */
|
|
#define IPIC_SEFCR 0x58 /* System External Interrupt Force Register */
|
|
#define IPIC_SERFR 0x5C /* System Error Force Register */
|
|
#define IPIC_SCVCR 0x60 /* System Critical Interrupt Vector Register */
|
|
#define IPIC_SMVCR 0x64 /* System Management Interrupt Vector Register */
|
|
|
|
enum ipic_prio_grp {
|
|
IPIC_INT_GRP_A = IPIC_SIPRR_A,
|
|
IPIC_INT_GRP_D = IPIC_SIPRR_D,
|
|
IPIC_MIX_GRP_A = IPIC_SMPRR_A,
|
|
IPIC_MIX_GRP_B = IPIC_SMPRR_B,
|
|
};
|
|
|
|
enum ipic_mcp_irq {
|
|
IPIC_MCP_IRQ0 = 0,
|
|
IPIC_MCP_WDT = 1,
|
|
IPIC_MCP_SBA = 2,
|
|
IPIC_MCP_PCI1 = 5,
|
|
IPIC_MCP_PCI2 = 6,
|
|
IPIC_MCP_MU = 7,
|
|
};
|
|
|
|
extern void ipic_set_default_priority(void);
|
|
extern u32 ipic_get_mcp_status(void);
|
|
extern void ipic_clear_mcp_status(u32 mask);
|
|
|
|
extern struct ipic * ipic_init(struct device_node *node, unsigned int flags);
|
|
extern unsigned int ipic_get_irq(void);
|
|
|
|
#endif /* __ASM_IPIC_H__ */
|
|
#endif /* __KERNEL__ */
|