// SPDX-License-Identifier: GPL-2.0
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/*
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* Support for Intel Camera Imaging ISP subsystem.
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* Copyright (c) 2015, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include "ia_css_mmu.h"
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#include "ia_css_mmu_private.h"
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#include <ia_css_debug.h>
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#include "sh_css_sp.h"
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#include "sh_css_firmware.h"
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#include "sp.h"
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#include "mmu_device.h"
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void
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ia_css_mmu_invalidate_cache(void)
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{
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const struct ia_css_fw_info *fw = &sh_css_sp_fw;
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unsigned int HIVE_ADDR_ia_css_dmaproxy_sp_invalidate_tlb;
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ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
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"ia_css_mmu_invalidate_cache() enter\n");
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/* if the SP is not running we should not access its dmem */
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if (sh_css_sp_is_running()) {
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HIVE_ADDR_ia_css_dmaproxy_sp_invalidate_tlb = fw->info.sp.invalidate_tlb;
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(void)HIVE_ADDR_ia_css_dmaproxy_sp_invalidate_tlb; /* Suppres warnings in CRUN */
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sp_dmem_store_uint32(SP0_ID,
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(unsigned int)sp_address_of(ia_css_dmaproxy_sp_invalidate_tlb),
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true);
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}
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ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
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"ia_css_mmu_invalidate_cache() leave\n");
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}
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void
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sh_css_mmu_set_page_table_base_index(hrt_data base_index)
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{
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int i;
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IA_CSS_ENTER_PRIVATE("base_index=0x%08x\n", base_index);
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for (i = 0; i < N_MMU_ID; i++) {
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mmu_ID_t mmu_id = i;
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mmu_set_page_table_base_index(mmu_id, base_index);
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mmu_invalidate_cache(mmu_id);
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}
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IA_CSS_LEAVE_PRIVATE("");
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}
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