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Groups > linux.kernel > #1386479
| From | Boris Ostrovsky <boris.ostrovsky@oracle.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest |
| Date | 2016-04-25 16:00 +0200 |
| Message-ID | <rrPdq-6OH-41@gated-at.bofh.it> (permalink) |
| References | <qXoTM-4WL-7@gated-at.bofh.it> <qXoTN-4WL-33@gated-at.bofh.it> <rryPg-1Ul-11@gated-at.bofh.it> <rrOKn-6zz-39@gated-at.bofh.it> <rrP3J-6Kr-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 04/25/2016 09:47 AM, Borislav Petkov wrote:
> On Mon, Apr 25, 2016 at 09:21:27AM -0400, Boris Ostrovsky wrote:
>> I was following Documentation/x86/boot.txt (plus comments in code preceding
>> those two routines) which I considered to be the API.
>>
>> We are supposed to come to startup_32 with paging off and %esi pointing to
>> boot_params. For 64-bit paging is on, %rsi points to zero-page.
> So the entry points which are ABI and the ones I believe you're talking
> about are in arch/x86/boot/compressed/head_64.S. But you have all this
> stuff laid out in arch/x86/xen/ and I don't see you using the entry
> points in boot/compressed/. It looks more to me that you're using the
> ones in arch/x86/kernel/head_{32,64}.S after decompression.
Yes, those. We don't do anything in arch/x86/boot/compressed, hypervisor
loads vmlinuX at entry point specified by XEN_ELFNOTE_PHYS32_ENTRY
(which is hvmlite_start_xen).
-boris
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Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Borislav Petkov <bp@alien8.de> - 2016-04-24 22:30 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-04-25 15:30 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Borislav Petkov <bp@alien8.de> - 2016-04-25 15:50 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-04-25 16:00 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Borislav Petkov <bp@alien8.de> - 2016-04-25 16:20 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-04-25 16:50 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Borislav Petkov <bp@alien8.de> - 2016-04-25 17:30 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-04-25 17:50 +0200
Re: [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest Borislav Petkov <bp@alien8.de> - 2016-04-26 13:00 +0200
Re: [Xen-devel] [PATCH v2 02/11] xen/hvmlite: Bootstrap HVMlite guest David Vrabel <david.vrabel@citrix.com> - 2016-04-25 19:30 +0200
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