SEV-SNP support

[shrik3]

thanks for doing clear commit messages. To be picky, perhaps consider using conventional commit messages, that is, use

SEV-SNP: does xyz

instead of

[SEV-SNP]Does xyz

[123abcpp]

thanks for doing clear commit messages. To be picky, perhaps consider using conventional commit messages, that is, use

SEV-SNP: does xyz

instead of

[SEV-SNP]Does xyz

I see, will reword them later.

[shrik3]

there are a lot of redundant spaces in the code (red blocks), I think they were added from previous cc commits. Consider clearing them towards the end.

[123abcpp]

there are a lot of redundant spaces in the code (red blocks), I think they were added from previous cc commits. Consider clearing them towards the end.

fixed

[chl337]

On Thu May 23, 2024 at 1:03 PM CEST, Tianhao Wang wrote:

@shrik3 commented on this pull request.

@@ -3021,8 +3021,11 @@ impl MemoryDef { const GUEST_HOST_SHARED_HEAP_OFFEST: u64 = MemoryDef::GUEST_PRIVATE_HEAP_END; const GUEST_HOST_SHARED_HEAP_END: u64 = MemoryDef::GUEST_HOST_SHARED_HEAP_OFFEST + MemoryDef::GUEST_HOST_SHARED_HEAP_SIZE;

• const GHCB_OFFSET: u64 = MemoryDef::GUEST_HOST_SHARED_HEAP_OFFEST + MemoryDef::PAGE_SIZE*2;
• const HYPERCALL_PARA_PAGE_OFFSET :u64 = MemoryDef::GUEST_HOST_SHARED_HEAP_OFFEST + MemoryDef::PAGE_SIZE*3;
• // Reuse RDMA area for sev-snp special pages

it was commented elsewhere that RDMA stuffs are not supported under cc context. I have missed it then. Sorry for the noise=)