mirror of https://gitee.com/openkylin/qemu.git
44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
/*
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* libqos fw_cfg support
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*
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* Copyright IBM, Corp. 2012-2013
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef LIBQOS_FW_CFG_H
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#define LIBQOS_FW_CFG_H
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#include "libqtest.h"
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typedef struct QFWCFG QFWCFG;
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struct QFWCFG
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{
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uint64_t base;
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QTestState *qts;
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void (*select)(QFWCFG *fw_cfg, uint16_t key);
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void (*read)(QFWCFG *fw_cfg, void *data, size_t len);
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};
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void qfw_cfg_select(QFWCFG *fw_cfg, uint16_t key);
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void qfw_cfg_read_data(QFWCFG *fw_cfg, void *data, size_t len);
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void qfw_cfg_get(QFWCFG *fw_cfg, uint16_t key, void *data, size_t len);
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uint16_t qfw_cfg_get_u16(QFWCFG *fw_cfg, uint16_t key);
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uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
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uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
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QFWCFG *mm_fw_cfg_init(QTestState *qts, uint64_t base);
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QFWCFG *io_fw_cfg_init(QTestState *qts, uint16_t base);
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static inline QFWCFG *pc_fw_cfg_init(QTestState *qts)
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{
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return io_fw_cfg_init(qts, 0x510);
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}
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#endif
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