On Thu, Mar 28, 2024 at 03:05:47PM +, Ross Lagerwall wrote:
> On Tue, Mar 19, 2024 at 10:07 AM Roger Pau Monné wrote:
> >
> > On Wed, Mar 13, 2024 at 03:07:43PM +, Ross Lagerwall wrote:
> > > Binaries may be built with entry points above 4G. While bootloaders may
&
On Tue, Mar 19, 2024 at 02:46:59PM +, Ross Lagerwall wrote:
> On Tue, Mar 19, 2024 at 1:18 PM Roger Pau Monné wrote:
> >
> > On Wed, Mar 13, 2024 at 03:07:42PM +, Ross Lagerwall wrote:
> > > Currently, multiboot2-compatible bootloaders can load ELF binaries and
&
On Wed, Mar 13, 2024 at 03:07:42PM +, Ross Lagerwall wrote:
> Currently, multiboot2-compatible bootloaders can load ELF binaries and
> a.out binaries. The presence of the address header tag determines
> how the bootloader tries to interpret the binary (a.out if the address
> tag is present else
On Thu, Mar 14, 2024 at 02:24:31PM +, Ross Lagerwall wrote:
> On Thu, Mar 14, 2024 at 1:37 PM Jan Beulich wrote:
> >
> > On 14.03.2024 10:30, Ross Lagerwall wrote:
> > > On Thu, Mar 14, 2024 at 7:24 AM Jan Beulich wrote:
> > >>
> > >> On 13.03.2024 16:07, Ross Lagerwall wrote:
> > >>> In addi
On Wed, Mar 13, 2024 at 03:07:43PM +, Ross Lagerwall wrote:
> Binaries may be built with entry points above 4G. While bootloaders may
> relocate them below 4G, it should be possible for the binary to specify
> those entry points. Therefore, extend the multiboot2 protocol such that
> 64 bit addr
t; > lib/relocator.c:1204: allocated: 0x74c0+0x478000
> > lib/relocator.c:1414: allocated 0x74c0/0x74c00000
> >
> > Fixes: 3a5768645c05 ('First version of allocation from firmware')
> > Signed-off-by: Roger Pau Monné
>
>
On Thu, Apr 01, 2021 at 09:31:07AM +0200, Jan Beulich wrote:
> On 01.04.2021 03:06, Roman Shaposhnik wrote:
> > And the obvious next question: is my EVE usecase esoteric enough that
> > I should just go ahead and do a custom GRUB patch or is there a more
> > general interest in this?
>
> Not sure
On Fri, May 29, 2020 at 01:27:35PM +0200, Daniel Kiper wrote:
> Hey,
>
> Below you can find my rough idea of the bootloader log format which is
> generic thing but initially will be used for TrenchBoot work. I discussed
> this proposal with Ross and Daniel S. So, the idea went through initial
> sa
rgen Gross
Reviewed-by: Roger Pau Monné
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Write back the possibly modified memory map to the hypervisor in case
> the guest is reading it from there again.
>
> Set the RSDP address for the guest from the start_info page passed
> as boot parameter.
>
> Signed-off-by: Juergen Gross
> Reviewed-by: Danie
On Fri, Nov 02, 2018 at 01:37:33PM +0100, Juergen Gross wrote:
> Add all usable memory regions to grub memory management and add the
> needed mmap iterate code, which will be used by grub core (e.g.
> grub-core/lib/relocator.c or grub-core/mmap/mmap.c).
>
> As we are running in 32-bit mode don't a
Write back the possibly modified memory map to the hypervisor in case
> the guest is reading it from there again.
>
> Set the RSDP address for the guest from the start_info page passed
> as boot parameter.
>
> Signed-off-by: Juergen Gross
> ---
> V4: write back memory map
On Fri, Nov 02, 2018 at 01:37:30PM +0100, Juergen Gross wrote:
> Retrieve the memory map from the hypervisor and normalize it to contain
> no overlapping entries and to be sorted by address.
>
> Signed-off-by: Juergen Gross
> ---
> V3: use grub_e820_mmap_entry instead of own struct (Daniel Kiper)
grub_xen_panic (Roger Pau Monné)
> issue panic message (Roger Pau Monné)
> rewrite grub_xen_hypercall to avoid register variables (Daniel Kiper)
> ---
> grub-core/kern/i386/xen/pvh.c | 69
> +++
> 1 file changed, 69 insertions(+)
&g
On Fri, Nov 09, 2018 at 08:14:57PM +0100, Daniel Kiper wrote:
> On Fri, Nov 02, 2018 at 01:37:31PM +0100, Juergen Gross wrote:
> > Add possible PCI space MMIO areas as "Reserved" to the memory map in
> > order to avoid using those areas for special Xen pages later.
> >
> > Signed-off-by: Juergen Gr
> Signed-off-by: Juergen Gross
> ---
> V4: new patch (Roger Pau Monné)
> ---
> grub-core/kern/i386/xen/pvh.c | 70
> +++
> 1 file changed, 70 insertions(+)
>
> diff --git a/grub-core/kern/i386/xen/pvh.c b/grub-core/kern/i386/xen/p
On Mon, Oct 29, 2018 at 03:19:34PM +0100, Juergen Gross wrote:
> On 29/10/2018 13:57, Roger Pau Monné wrote:
> > On Fri, Oct 19, 2018 at 06:39:50PM +0200, Juergen Gross wrote:
> >> On 19/10/2018 18:10, Roger Pau Monné wrote:
> >>> On Tue, Oct 09, 2018 at 01:03:1
On Fri, Oct 19, 2018 at 06:39:50PM +0200, Juergen Gross wrote:
> On 19/10/2018 18:10, Roger Pau Monné wrote:
> > On Tue, Oct 09, 2018 at 01:03:11PM +0200, Juergen Gross wrote:
> >> Initialize the needed Xen specific data. This is:
> >>
> >> - the Xen start of
On Tue, Oct 09, 2018 at 01:03:11PM +0200, Juergen Gross wrote:
> Initialize the needed Xen specific data. This is:
>
> - the Xen start of day page containing the console and Xenstore ring
> page PFN and event channel
> - the grant table
> - the shared info page
>
> Set the RSDP address for the
On Tue, Oct 09, 2018 at 01:03:11PM +0200, Juergen Gross wrote:
> Initialize the needed Xen specific data. This is:
>
> - the Xen start of day page containing the console and Xenstore ring
> page PFN and event channel
> - the grant table
> - the shared info page
>
> Set the RSDP address for the
On Tue, Oct 09, 2018 at 01:03:09PM +0200, Juergen Gross wrote:
> Add the needed code to setup the hypercall page for calling into the
> Xen hypervisor.
>
> Signed-off-by: Juergen Gross
> ---
> grub-core/kern/i386/xen/pvh.c | 70
> +++
> 1 file changed, 70
On Tue, Oct 09, 2018 at 01:03:07PM +0200, Juergen Gross wrote:
> Add the hooks to current code needed for Xen PVH.
>
> Signed-off-by: Juergen Gross
> ---
> grub-core/kern/i386/xen/pvh.c | 36
> +++
> grub-core/kern/i386/xen/startup_pvh.S | 29
On Fri, Jun 08, 2018 at 12:39:28PM +0200, Daniel Kiper wrote:
> On Fri, Jun 08, 2018 at 12:08:22PM +0200, Roger Pau Monné wrote:
> > On Fri, Jun 08, 2018 at 11:35:52AM +0200, Daniel Kiper wrote:
> > > On Thu, Jun 07, 2018 at 05:59:06PM +0200, Roger Pau Monne wrote:
> > >
On Fri, Jun 08, 2018 at 11:35:52AM +0200, Daniel Kiper wrote:
> On Thu, Jun 07, 2018 at 05:59:06PM +0200, Roger Pau Monne wrote:
> > Add a note to spell out that if the address tag is not present the
> > file should be loaded using the elf header.
> >
> > Sig
On Wed, Jun 06, 2018 at 07:28:20PM +0200, Daniel Kiper wrote:
> On Tue, Jun 05, 2018 at 11:55:36AM +0200, Roger Pau Monne wrote:
> > Add a note to spell out that if the address tag is not present the
> > file should be loaded using the elf header.
> >
> > Sig
On Fri, Nov 03, 2017 at 07:23:50PM +0100, Juergen Gross wrote:
> On 03/11/17 19:19, Boris Ostrovsky wrote:
> > On 11/03/2017 02:05 PM, Juergen Gross wrote:
> >>
> >> So again the question: how to tell whether we are PVH or HVM in
> >> init_hypervisor_platform()? ACPi tables are scanned way later...
On Fri, Nov 03, 2017 at 01:50:11PM +0100, Juergen Gross wrote:
> On 03/11/17 13:17, Roger Pau Monné wrote:
> > On Fri, Nov 03, 2017 at 01:00:46PM +0100, Juergen Gross wrote:
> >> On 29/09/17 17:51, Roger Pau Monné wrote:
> >>> On Fri, Sep 29, 2017 at 03:33:5
On Fri, Nov 03, 2017 at 01:00:46PM +0100, Juergen Gross wrote:
> On 29/09/17 17:51, Roger Pau Monné wrote:
> > On Fri, Sep 29, 2017 at 03:33:58PM +, Juergen Gross wrote:
> >> On 29/09/17 17:24, Roger Pau Monné wrote:
> >>> On Fri, Sep 29, 2017 at 02:46:5
On Fri, Sep 29, 2017 at 05:22:25PM +, Boris Ostrovsky wrote:
> On 09/29/2017 01:07 PM, Roger Pau Monné wrote:
> > On Fri, Sep 29, 2017 at 05:02:48PM +, Boris Ostrovsky wrote:
> >> On 09/29/2017 11:51 AM, Roger Pau Monné wrote:
> >>> On Fri, Sep 29, 2017 at 0
On Fri, Sep 29, 2017 at 03:33:58PM +, Juergen Gross wrote:
> On 29/09/17 17:24, Roger Pau Monné wrote:
> > On Fri, Sep 29, 2017 at 02:46:53PM +, Juergen Gross wrote:
> > Then, I also wonder whether it would make sense for this grub to load
> > the kernel using the P
On Fri, Sep 29, 2017 at 05:02:48PM +, Boris Ostrovsky wrote:
> On 09/29/2017 11:51 AM, Roger Pau Monné wrote:
> > On Fri, Sep 29, 2017 at 03:33:58PM +, Juergen Gross wrote:
> >> On 29/09/17 17:24, Roger Pau Monné wrote:
> >>> On Fri, Sep 29, 2017 at 02:46:5
On Fri, Sep 29, 2017 at 02:46:53PM +, Juergen Gross wrote:
> I'm thinking about to add support for Xen PVH guests to grub2.
>
> Basically I see two options how to do it:
>
> a) add PVH support to current grub.xen (both, 32- and 64-bit), in
>order to use the same grub binary for either pv-
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