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authorTom Lendacky2020-04-21 12:44:49 -0500
committerHerbert Xu2020-04-30 15:19:33 +1000
commit97f9ac3db6612f14ac0c509e1a63ce14fd4cc0eb (patch)
treeda529da36498fa04b6ffb14f8876818d305378a0 /lib
parent3c2214b6027ff37945799de717c417212e1a8c54 (diff)
crypto: ccp - Add support for SEV-ES to the PSP driver
To provide support for SEV-ES, the hypervisor must provide an area of memory to the PSP. Once this Trusted Memory Region (TMR) is provided to the PSP, the contents of this area of memory are no longer available to the x86. Update the PSP driver to allocate a 1MB region for the TMR that is 1MB aligned and then provide it to the PSP through the SEV INIT command. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Reviewed-by: Brijesh Singh <brijesh.singh@amd.com> Reviewed-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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