Re: [PATCH v3 42/52] xen/mpu: implement setup_virt_paging for MPU system

2023-07-05 Thread Penny Zheng
Hi Ayan On 2023/7/5 01:49, Ayan Kumar Halder wrote: Hi Penny, Most of these are specific to ARM_64, thus we can add "#ifdef CONFIG_ARM_64" as follows :- Yes, you're right. On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use pro

Re: [PATCH v3 42/52] xen/mpu: implement setup_virt_paging for MPU system

2023-07-04 Thread Ayan Kumar Halder
Hi Penny, Most of these are specific to ARM_64, thus we can add "#ifdef CONFIG_ARM_64" as follows :- On 26/06/2023 04:34, Penny Zheng wrote: CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking links, or respo

[PATCH v3 42/52] xen/mpu: implement setup_virt_paging for MPU system

2023-06-25 Thread Penny Zheng
For MMU system, setup_virt_paging is used to configure stage 2 address translation regime, like IPA bits, VMID allocator set up, etc. Some could be inherited in MPU system, like VMID allocator set up, etc. For MPU system, we could have the following memory translation regime: - PMSAv8-64 at both E