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77 lines
1.7 KiB
C
77 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef __EMI_MPU_H__
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#define __EMI_MPU_H__
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#include <linux/types.h>
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#include <soc/mediatek/emi.h>
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typedef irqreturn_t (*emimpu_isr_hook)(
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unsigned int emi_id, struct reg_info_t *dump, unsigned int leng);
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struct emi_mpu {
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unsigned long long dram_start;
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unsigned long long dram_end;
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unsigned int region_cnt;
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unsigned int domain_cnt;
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unsigned int addr_align;
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unsigned int ctrl_intf;
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unsigned int dump_cnt;
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unsigned int miukp_dump_cnt;
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unsigned int miumpu_dump_cnt;
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struct emimpu_region_t *ap_rg_info;
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struct reg_info_t *dump_reg;
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struct reg_info_t *miukp_dump_reg;
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struct reg_info_t *miumpu_dump_reg;
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struct reg_info_t *clear_reg;
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struct reg_info_t *clear_md_reg;
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struct reg_info_t *clear_hp_reg;
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struct reg_info_t *clear_miukp_reg;
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struct reg_info_t *clear_miumpu_reg;
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unsigned int clear_reg_cnt;
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unsigned int clear_md_reg_cnt;
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unsigned int clear_hp_reg_cnt;
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unsigned int clear_miukp_reg_cnt;
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unsigned int clear_miumpu_reg_cnt;
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unsigned int emi_cen_cnt;
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void __iomem **emi_cen_base;
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void __iomem **emi_mpu_base;
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void __iomem **miu_kp_base;
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void __iomem **miu_mpu_base;
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/* interrupt id */
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unsigned int irq;
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/* hook functions in ISR */
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emimpu_pre_handler pre_handler;
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emimpu_post_clear post_clear;
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emimpu_md_handler md_handler;
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emimpu_iommu_handler iommu_handler;
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emimpu_isr_hook by_plat_isr_hook;
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/* debugging log for EMI MPU violation */
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char *vio_msg;
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unsigned int in_msg_dump;
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/* hook functions in worker thread */
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struct emimpu_dbg_cb *dbg_cb_list;
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/* EMIMPU VERSION */
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unsigned int version;
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};
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extern struct emi_mpu *global_emi_mpu;
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int mtk_emimpu_isr_hook_register(emimpu_isr_hook hook);
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#endif /* __EMI_MPU_H__ */
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