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32 lines
706 B
C
32 lines
706 B
C
#pragma once
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#include <common/glib.h>
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/**
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* @brief 启用 Message Signaled Interrupts
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*
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* @param header 设备header
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* @param vector 中断向量号
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* @param processor 要投递到的处理器
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* @param edge_trigger 是否边缘触发
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* @param assert 是否高电平触发
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*
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* @return 返回码
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*/
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int pci_enable_msi(void * header, uint8_t vector, uint32_t processor, uint8_t edge_trigger, uint8_t assert);
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/**
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* @brief 禁用指定设备的msi
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*
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* @param header pci header
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* @return int
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*/
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int pci_disable_msi(void *header);
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/**
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* @brief 在已配置好msi寄存器的设备上，使能msi
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*
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* @param header 设备头部
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* @return int 返回码
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*/
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int pci_start_msi(void *header); |