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9cf9606e56
Extend sbuf hypercall to support other kinds of share buffer. Tracked-On: #8209 Signed-off-by: Conghui <conghui.chen@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
27 lines
664 B
C
27 lines
664 B
C
/*
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* SHARED BUFFER
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*
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* Copyright (C) 2017-2022 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Li Fei <fei1.li@intel.com>
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*
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*/
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#ifndef SHARED_BUFFER_H
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#define SHARED_BUFFER_H
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#include <acrn_common.h>
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#include <asm/guest/vm.h>
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/**
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*@pre sbuf != NULL
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*@pre data != NULL
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*/
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uint32_t sbuf_put(struct shared_buf *sbuf, uint8_t *data);
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int32_t sbuf_share_setup(uint16_t cpu_id, uint32_t sbuf_id, uint64_t *hva);
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void sbuf_reset(void);
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uint32_t sbuf_next_ptr(uint32_t pos, uint32_t span, uint32_t scope);
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int32_t sbuf_setup_common(__unused struct acrn_vm *vm, uint16_t cpu_id, uint32_t sbuf_id, uint64_t *hva);
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#endif /* SHARED_BUFFER_H */
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