!3834 Add support for Hygon model 4h IOAPIC

Merge Pull Request from: @hygoner 
 
Add southbridge IOAPIC support for Hygon family 18h model 4h+ processors.

Reference:
https://gitee.com/openeuler/kernel/pulls/1638
https://gitee.com/openeuler/kernel/pulls/1531
https://gitee.com/openeuler/kernel/pulls/1565 
 
Link:https://gitee.com/openeuler/kernel/pulls/3834

 

Reviewed-by: Jason Zeng <jason.zeng@intel.com>
Reviewed-by: Aichun Shi <aichun.shi@intel.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>