linux-kernel - Re: [PATCH v13 01/19] Documentation/x86: Secure Launch kernel documentation

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Message-ID: <f816c36c-cb7e-4143-b58c-f96a40699f7a@oracle.com>
Date: Fri, 11 Apr 2025 11:20:57 +0530
From: ALOK TIWARI <alok.a.tiwari@...cle.com>
To: Ross Philipson <ross.philipson@...cle.com>, linux-kernel@...r.kernel.org,
        x86@...nel.org, linux-integrity@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-crypto@...r.kernel.org,
        kexec@...ts.infradead.org, linux-efi@...r.kernel.org,
        iommu@...ts.linux.dev
Cc: dpsmith@...rtussolutions.com, tglx@...utronix.de, mingo@...hat.com,
        bp@...en8.de, hpa@...or.com, dave.hansen@...ux.intel.com,
        ardb@...nel.org, mjg59@...f.ucam.org,
        James.Bottomley@...senpartnership.com, peterhuewe@....de,
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        nivedita@...m.mit.edu, herbert@...dor.apana.org.au,
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        kanth.ghatraju@...cle.com, andrew.cooper3@...rix.com,
        trenchboot-devel@...glegroups.com
Subject: Re: [PATCH v13 01/19] Documentation/x86: Secure Launch kernel
 documentation



On 11-04-2025 02:11, Ross Philipson wrote:
> +
> + - Entry from the dynamic launch jumps to the SL stub.
> + - SL stub fixes up the world on the BSP.
> + - For TXT, SL stub wakes the APs, fixes up their worlds.
> + - For TXT, APs are left halted using MONITOR/MWAIT intructions.

typo intructions -> instruction
> + - SL stub jumps to startup_32.
> + - SL main does validation of buffers and memory locations. It sets
> +   the boot parameter loadflag value SLAUNCH_FLAG to inform the main
> +   kernel that a Secure Launch was done.
> + - SL main locates the TPM event log and writes the measurements of

Thanks,
Alok