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Re: [PATCH 00/10] pnv/phb4: Update PHB4 to the latest spec PH5


From: Cédric Le Goater
Subject: Re: [PATCH 00/10] pnv/phb4: Update PHB4 to the latest spec PH5
Date: Mon, 16 Sep 2024 12:41:10 +0200
User-agent: Mozilla Thunderbird

Hello Saif,

On 3/21/24 11:04, Saif Abrar wrote:
Hello,

This series updates the existing PHB4 model to the latest spec:
"Power Systems Host Bridge 5 (PHB5) Functional Specification Version 0.5_00".

Updates include the following:
- implemented sticky reset logic
- implemented read-only, write-only, W1C and WxC logic
- return all 1's on read to unimplemented registers
- update PCIE registers for link status, speed and width
- implement IODA PCT debug table without any functionality
- set write-mask bits for PCIE Link-Control-2 register that is read/written by 
PHB4
- update LSI Source-ID register based on small/big PHB number of interrupts

Also, a new testbench for PHB4 model is added that does XSCOM read/writes
to various registers of interest and verifies the values.


Do you have any plans to send a v2 ?


Thanks,

C.





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