Bug 19124 - Correct address translation for Hygon family 18h model 4h~10h
Summary: Correct address translation for Hygon family 18h model 4h~10h
Status: NEW
Alias: None
Product: ANCK 5.10 Dev
Classification: ANCK
Component: X86 (show other bugs) X86
Version: unspecified
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: Guanjun
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Reported: 2025-02-28 15:20 UTC by liaoxuan
Modified: 2025-05-26 16:17 UTC (History)
1 user (show)

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Description liaoxuan hygon_group 2025-02-28 15:20:12 UTC 
海光model 4h处理器在die 交织场景，为了还原die 交织位，需要从相应寄存器获取die id，但是此时获取的die id值从4开始编号，当前die id交织位只有2bit， 还原时需要减去4才能获得正确的cs id值。
Comment 1 小龙 admin 2025-03-03 20:38:06 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/4745
Comment 2 liaoxuan hygon_group 2025-03-04 10:13:03 UTC 
当前改动涉及到几个改动点：
1、Fix the calculation of cs id for Hygon family 18h model 4h；
2、Use u16 for some umc variables for Hygon family 18h model 4h；
3、Get intlv_num_dies from F0x60 for Hygon family 18h model 6h；
4、Adjust address translation for Hygon family 18h model 10h。
Comment 3 小龙 admin 2025-03-04 15:33:37 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/4762
Comment 4 小龙 admin 2025-03-14 14:52:03 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/4814
Comment 5 小龙 admin 2025-03-14 15:02:59 UTC 
The PR Link: https://gitee.com/anolis/cloud-kernel/pulls/4819