33 lines
932 B
C
33 lines
932 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2011-2015 MediaTek Inc.
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*/
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#include <linux/module.h> /* needed by all modules */
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#include <mt-plat/sync_write.h>
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#include "sspm_define.h"
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#if SSPM_EMI_PROTECTION_SUPPORT
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#include <mt_emi_api.h>
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void sspm_set_emi_mpu(phys_addr_t base, phys_addr_t size)
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{
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struct emi_region_info_t region_info;
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region_info.region = SSPM_MPU_REGION_ID;
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region_info.start = base;
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region_info.end = base + size - 1;
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SET_ACCESS_PERMISSION(region_info.apc, UNLOCK,
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FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN,
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FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION,
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FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN,
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FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION);
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pr_debug("[SSPM] MPU SSPM Share region<%d:%08llx:%08llx> %x, %x\n",
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region_info.region, region_info.start, region_info.end,
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region_info.apc[1], region_info.apc[0]);
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emi_mpu_set_protection(®ion_info);
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}
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#endif
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