| Commit message (Collapse) | Author | Age | Files | Lines |
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Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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This makes stubdom use the host's gcc instead of downloading/compiling
binutils+gcc. That requires a bunch of changes and even uncovered a
few bugs, but saves a lot of time.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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This fetches GRUB1 sources, applies the {graphical, print function,
save default, and ext3_256byte} patches from debian, and applies a
patch to make it work on x86_64 and port it to Mini-OS. By using
libxc, PV-GRUB can then "kexec" the loaded kernel from inside the
domain itself, hence permitting to avoid the security-concerned
pygrub.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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which permits to easily compile mini-os in various flavors. Also clean
some parts of stubdom build.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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gets cleared.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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into stubdom/ as possible. That also permits to build all of
ioemu, c and caml stubdoms at the same time.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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markers at its beginning and end, and then link with mini-os.
That permits to stick a bit more to upstream qemu.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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file, and merge the dmargs with it in the case of qemu.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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- Move PAGE_SIZE and STACK_SIZE into __PAGE_SIZE and __STACK_SIZE in
arch_limits.h so as to permit getting them from there without
pulling all the internal Mini-OS defines.
- Setup a xen-elf cross-compilation environment in stubdom/cross-root
- Add a POSIX layer on top of Mini-OS by linking against the newlib C
library and lwIP, and implementing the Unixish part in mini-os/lib/sys.c
- Cross-compile zlib and libpci too.
- Add an xs.h-compatible layer on top of Mini-OS' xenbus.
- Cross-compile libxc with an additional xc_minios.c and a few things
disabled.
- Cross-compile ioemu with an additional block-vbd, but without sound,
tpm and other details. A few hacks are needed:
- Align ide and scsi buffers at least on sector size to permit
direct transmission to the block backend. While we are at it, just
page-align it to possibly save a segment. Also, limit the scsi
buffer size because of limitations of the block paravirtualization
protocol.
- Allocate big tables dynamically rather that letting them go to
bss: when Mini-OS gets installed in memory, bss is not lazily
allocated, and doing so during Mini-OS is unnecessarily trick while
we can simply use malloc.
- Had to change the Mini-OS compilation somehow, so as to export
Mini-OS compilation flags to the Makefiles of libxc and ioemu.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
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