50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/* Copyright 2018 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* SCP memory map
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*/
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#ifndef __CROS_EC_MEMMAP_H
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#define __CROS_EC_MEMMAP_H
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void scp_memmap_init(void);
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/**
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* Translate AP addr to SCP addr.
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*
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* @param ap_addr AP address to translate
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* @param scp_addr Tranlated AP address
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* @return EC_SUCCESS or EC_ERROR_INVAL
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*/
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int memmap_ap_to_scp(uintptr_t ap_addr, uintptr_t *scp_addr);
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/**
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* Translate SCP addr to AP addr.
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*
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* @param scp_addr SCP address to tranlate
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* @param ap_addr Translated SCP address
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* @return EC_SUCCESS or EC_ERROR_INVAL
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*/
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int memmap_scp_to_ap(uintptr_t scp_addr, uintptr_t *ap_addr);
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/**
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* Translate AP addr to SCP cache addr.
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*
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* @param ap_addr AP address to translate
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* @param scp_addr Tranlated AP cache address
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* @return EC_SUCCESS or EC_ERROR_INVAL
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*/
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int memmap_ap_to_scp_cache(uintptr_t ap_addr, uintptr_t *scp_addr);
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/**
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* Translate SCP addr to AP addr.
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*
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* @param scp_addr SCP cache address to tranlate
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* @param ap_addr Translated SCP cache address
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* @return EC_SUCCESS or EC_ERROR_INVAL
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*/
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int memmap_scp_cache_to_ap(uintptr_t scp_addr, uintptr_t *ap_addr);
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#endif /* #ifndef __CROS_EC_MEMMAP_H */
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