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Code Issues Releases Wiki Activity

🆕 HPET驱动

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This commit is contained in:
fslongjin
2022-04-08 12:20:53 +08:00
parent 8bf4da2afa
commit d887f9a0f7
12 changed files with 259 additions and 36 deletions
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16
kernel/driver/acpi/acpi.c
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@ -84,6 +84,22 @@ bool acpi_get_MADT(const struct acpi_system_description_table_header_t *_iter_da
return true;
}
/**
* @brief 获取HPET HPET_description_table
*
* @param _iter_data 要被迭代的信息的结构体
* @param _data 返回的HPET表的虚拟地址
* @return true
* @return false
*/
bool acpi_get_HPET(const struct acpi_system_description_table_header_t *_iter_data, void *_data)
{
if (!(_iter_data->Signature[0] == 'H' && _iter_data->Signature[1] == 'P' && _iter_data->Signature[2] == 'E' && _iter_data->Signature[3] == 'T'))
return false;
*(ul *)_data = (ul)_iter_data;
return true;
}
/**
* @brief 初始化acpi模块