threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/*
|
|
* Copyright (C) 2011-2015 MediaTek Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
* See http://www.gnu.org/licenses/gpl-2.0.html for more details.
|
|
*/
|
|
|
|
#include <linux/module.h> /* needed by all modules */
|
|
#include <mt-plat/sync_write.h>
|
|
#include "sspm_define.h"
|
|
|
|
|
|
#if SSPM_EMI_PROTECTION_SUPPORT
|
|
#include <memory/mediatek/emi.h>
|
|
|
|
static unsigned long long sspm_start;
|
|
static unsigned long long sspm_end;
|
|
|
|
void sspm_set_emi_mpu(phys_addr_t base, phys_addr_t size)
|
|
{
|
|
sspm_start = base;
|
|
sspm_end = base + size - 1;
|
|
}
|
|
|
|
static int __init post_sspm_set_emi_mpu(void)
|
|
{
|
|
struct emimpu_region_t rg_info;
|
|
|
|
mtk_emimpu_init_region(&rg_info, SSPM_MPU_REGION_ID);
|
|
|
|
mtk_emimpu_set_addr(&rg_info, sspm_start, sspm_end);
|
|
|
|
mtk_emimpu_set_apc(&rg_info, 0, MTK_EMIMPU_NO_PROTECTION);
|
|
mtk_emimpu_set_apc(&rg_info, 8, MTK_EMIMPU_NO_PROTECTION);
|
|
|
|
mtk_emimpu_set_protection(&rg_info);
|
|
|
|
mtk_emimpu_free_region(&rg_info);
|
|
|
|
return 0;
|
|
}
|
|
|
|
late_initcall(post_sspm_set_emi_mpu);
|
|
|
|
#endif
|