platform/upstream/syslinux.git
15 years agoa20: inline io_delay
H. Peter Anvin [Tue, 21 Apr 2009 23:14:52 +0000 (16:14 -0700)]
a20: inline io_delay

The io_delay operation is only two instructions, might as well inline
it.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoa20: A20Test is now a dword
H. Peter Anvin [Tue, 21 Apr 2009 23:12:15 +0000 (16:12 -0700)]
a20: A20Test is now a dword

A20Test is now a dword; this makes it less likely that we'll have a
case of false aliasing resulting in the io_delay path being taken.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoa20: try to avoid io_delay if A20 is already enabled
H. Peter Anvin [Tue, 21 Apr 2009 23:08:07 +0000 (16:08 -0700)]
a20: try to avoid io_delay if A20 is already enabled

We have at least the possibility to avoid io_delay if A20 is already
enabled.  Thus, give it a try.  Furthermore, when calling enable_a20,
always try the zero-work case first, since we may have been enabled by
a previous call.  This should improve performance of the rm/pm
ping-pong.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoGlobal whitespace cleanup.
H. Peter Anvin [Mon, 20 Apr 2009 22:56:30 +0000 (15:56 -0700)]
Global whitespace cleanup.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocore: remove references to MDSLINUX
H. Peter Anvin [Sun, 19 Apr 2009 22:39:19 +0000 (15:39 -0700)]
core: remove references to MDSLINUX

MDSLINUX (Multiple Disk Syslinux) will never happen, kill references
to it.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agocore: merge the startup code for disk-based derivatives
H. Peter Anvin [Sun, 19 Apr 2009 22:35:02 +0000 (15:35 -0700)]
core: merge the startup code for disk-based derivatives

Merge the startup code for disk-based derivatives (currently SYSLINUX,
EXTLINUX) into a single file.  There is probably still additional
shared code that should be merged, but this is a good start.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agohdt: fix format string warnings
Sebastian Herbszt [Fri, 17 Apr 2009 17:28:03 +0000 (19:28 +0200)]
hdt: fix format string warnings

Fix format string warnings spit by the compiler.

- Sebastian

15 years agocom32: remove unused variables
Sebastian Herbszt [Fri, 17 Apr 2009 17:23:32 +0000 (19:23 +0200)]
com32: remove unused variables

Silence compiler warnings by removing unused variables.

- Sebastian

15 years agobcopyxx: when going to 16-bit PM, might as well do it right
H. Peter Anvin [Fri, 17 Apr 2009 00:19:24 +0000 (17:19 -0700)]
bcopyxx: when going to 16-bit PM, might as well do it right

When entering 16-bit PM after shuffle and boot, we might as well
do so sanely.  Specifically, set up the data segments so that they
match the code segment, generating a 16-bit "tiny" model environment.

This makes it a lot saner to bootstrap a proper PM environment from
there if that is what the user intends.  For the presumably more
common case of RM entry, it won't do any harm, and it's only a handful
of additional instructions.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoMerge branch 'syslinux-3.7x'
H. Peter Anvin [Thu, 16 Apr 2009 18:04:52 +0000 (11:04 -0700)]
Merge branch 'syslinux-3.7x'

15 years agorosh: don't compile rosh.lnx by default syslinux-3.75
H. Peter Anvin [Thu, 16 Apr 2009 04:42:14 +0000 (21:42 -0700)]
rosh: don't compile rosh.lnx by default

Don't compile rosh.lnx by default.  It causes unnecessary dependencies
on the host system.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoNEWS: document HDT PCI fix syslinux-3.75-pre4
H. Peter Anvin [Wed, 15 Apr 2009 23:26:49 +0000 (16:26 -0700)]
NEWS: document HDT PCI fix

15 years agohdt: Fixing latency indentation
Erwan Velu [Tue, 14 Apr 2009 19:55:14 +0000 (21:55 +0200)]
hdt: Fixing latency indentation

Impact: Improving display

Removing useless space

15 years agopci: Using for_each_pci_func3
Erwan Velu [Wed, 15 Apr 2009 19:05:19 +0000 (21:05 +0200)]
pci: Using for_each_pci_func3

Impact: cleaning code

Using for_each_pci_func3 instead of for_each_pci_func + pci_mkaddr

15 years agopci: add pci_for_each_func3() which produces an address
H. Peter Anvin [Tue, 14 Apr 2009 20:45:33 +0000 (13:45 -0700)]
pci: add pci_for_each_func3() which produces an address

Add pci_for_each_func3() iterator, which produces an address in
addition to the device pointer.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoPCI: Fixing freeze when detecting many PCI devices
Erwan Velu [Tue, 14 Apr 2009 19:41:05 +0000 (21:41 +0200)]
PCI: Fixing freeze when detecting many PCI devices

Impact: Prevent hard freeze when having many PCI devices

A user reported that calling gather_additional_pci_config() when many
PCI devices exists on a host could lead to a complete freeze.
This patch remove some useless code and use for_each_pci_func() instead.
This prevent useless memory allocation.

15 years agoNEWS: add the latest stuff... syslinux-3.75-pre3
H. Peter Anvin [Wed, 15 Apr 2009 04:55:08 +0000 (21:55 -0700)]
NEWS: add the latest stuff...

Document additional changes since 3.74.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agogpxe: Don't use "lret $2" to return from an interrupt
H. Peter Anvin [Wed, 15 Apr 2009 04:52:50 +0000 (21:52 -0700)]
gpxe: Don't use "lret $2" to return from an interrupt

Using "lret $2" to return from an interrupt causes interrupts to be
disabled in the calling program, since the INT instruction will have
disabled interrupts.  Instead, patch CF on the stack and use iret to
return.

Interestingly, the original PC BIOS had this bug in at least one
place.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agomenu: modify MENU SAVE to be a cascading default
H. Peter Anvin [Wed, 15 Apr 2009 04:45:54 +0000 (21:45 -0700)]
menu: modify MENU SAVE to be a cascading default

Change MENU SAVE to be a cascading default that can be reverted with
MENU NOSAVE.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agodoc: fix stray parenthesis in syslinux.txt
H. Peter Anvin [Tue, 14 Apr 2009 22:36:05 +0000 (15:36 -0700)]
doc: fix stray parenthesis in syslinux.txt

Remove stay parenthesis in syslinux.txt

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agopci: add pci_for_each_func3() which produces an address
H. Peter Anvin [Tue, 14 Apr 2009 20:45:33 +0000 (13:45 -0700)]
pci: add pci_for_each_func3() which produces an address

Add pci_for_each_func3() iterator, which produces an address in
addition to the device pointer.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agodoc: clarify CS.base restriction for KVM
H. Peter Anvin [Tue, 14 Apr 2009 19:37:42 +0000 (12:37 -0700)]
doc: clarify CS.base restriction for KVM

Clarify that the CS.base restriction is a prescription of
compatibility, and not something that the ABI handles transparently.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agodoc: update copyright in syslinux.txt
H. Peter Anvin [Tue, 14 Apr 2009 19:36:21 +0000 (12:36 -0700)]
doc: update copyright in syslinux.txt

Update and clarify copyright in syslinux.txt.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoMerge branch 'syslinux-3.7x'
H. Peter Anvin [Tue, 14 Apr 2009 19:14:04 +0000 (12:14 -0700)]
Merge branch 'syslinux-3.7x'

15 years agoNEWS: the extlinux(1) is from Brian Pellin, not Daniel Baumann.
H. Peter Anvin [Tue, 14 Apr 2009 19:08:08 +0000 (12:08 -0700)]
NEWS: the extlinux(1) is from Brian Pellin, not Daniel Baumann.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoNEWS: document MEMDISK fixes, updates. syslinux-3.75-pre2
H. Peter Anvin [Tue, 14 Apr 2009 19:04:54 +0000 (12:04 -0700)]
NEWS: document MEMDISK fixes, updates.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoAdding manpage from Brian Pellin <bpellin@gmail.com> for extlinux.
Daniel Baumann [Tue, 14 Apr 2009 18:30:55 +0000 (20:30 +0200)]
Adding manpage from Brian Pellin <bpellin@gmail.com> for extlinux.

15 years agoCorrecting typo in extlinux documentation.
Daniel Baumann [Tue, 14 Apr 2009 18:29:43 +0000 (20:29 +0200)]
Correcting typo in extlinux documentation.

15 years agoMEMDISK: traceability for the geometry
H. Peter Anvin [Tue, 14 Apr 2009 19:02:11 +0000 (12:02 -0700)]
MEMDISK: traceability for the geometry

Print the source of the geometry determination.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoMEMDISK: fix MBR geometry extraction
H. Peter Anvin [Tue, 14 Apr 2009 19:01:07 +0000 (12:01 -0700)]
MEMDISK: fix MBR geometry extraction

Fix the MBR geometry extraction; there was an off-by-2 error in the
MBR signature offset.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoMerge branch 'syslinux-3.7x'
H. Peter Anvin [Tue, 14 Apr 2009 18:27:25 +0000 (11:27 -0700)]
Merge branch 'syslinux-3.7x'

Conflicts:
core/bootsect.inc
version

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agoNEWS, version: bump version to 3.75, document keeppxe fix syslinux-3.75-pre1
H. Peter Anvin [Tue, 14 Apr 2009 18:22:07 +0000 (11:22 -0700)]
NEWS, version: bump version to 3.75, document keeppxe fix

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agopxelinux: fix the handling of KeepPXE
H. Peter Anvin [Tue, 14 Apr 2009 18:20:03 +0000 (11:20 -0700)]
pxelinux: fix the handling of KeepPXE

KeepPXE was broken in 3.74, because we tried to use both bits 0 and 1,
but failed to actually test both bits.  Instead, just use bit 0, but
move the place where we clear the bits.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocore/bcopyxx.inc: save a few bytes
H. Peter Anvin [Tue, 14 Apr 2009 05:34:55 +0000 (22:34 -0700)]
core/bcopyxx.inc: save a few bytes

Muck with the GDT patching logic to save a few bytes.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoFix infinite loop in syslinux_memmap_find()
H. Peter Anvin [Tue, 14 Apr 2009 05:13:22 +0000 (22:13 -0700)]
Fix infinite loop in syslinux_memmap_find()

We can't use continue; since we're not using a for loop; we have to
advance to the next list entry...

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMerge branch 'timeout-fix'
H. Peter Anvin [Tue, 14 Apr 2009 03:31:40 +0000 (20:31 -0700)]
Merge branch 'timeout-fix'

15 years agopxelinux: fix the new timeout code
H. Peter Anvin [Tue, 14 Apr 2009 03:30:26 +0000 (20:30 -0700)]
pxelinux: fix the new timeout code

Fix the new timeout code; in particular:

- on receiving an ERROR packet, we fake an immediate timeout;
  this has to be done differently now.
- fix missing decrement of timeout counter.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agocom32: use xfer_buf_seg as the bounce buffer
H. Peter Anvin [Tue, 14 Apr 2009 03:06:00 +0000 (20:06 -0700)]
com32: use xfer_buf_seg as the bounce buffer

We cannot realistically realign comboot_seg without breaking com16
modules (which have the DOS-derived assumption that they own the rest
of low memory.)  However, we can use xfer_buf_seg as the com32 bounce
buffer, which allows us to retain the benefit of a 64K-aligned buffer.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agodoc: add note about KVM restriction on CS.base
H. Peter Anvin [Tue, 14 Apr 2009 02:43:35 +0000 (19:43 -0700)]
doc: add note about KVM restriction on CS.base

Add note about KVM restrictions on CS.base before entering real mode.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agocore: don't misalign xfer_buf_seg
H. Peter Anvin [Tue, 14 Apr 2009 02:32:00 +0000 (19:32 -0700)]
core: don't misalign xfer_buf_seg

xfer_buf_seg is used for bulk transfers, and we really don't want
to break it up in order to avoid 64K DMA boundaries.

Note: the same is true for the com32 bounce buffer, which is
real_mode_seg.  However, there are hard assumptions in the code that
real_mode_seg is the last segment; those need to be cleaned up, or we
need to verify that xfer_buf_seg can be used as the com32 bounce
buffer.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoSomething slightly saner for DummyTSS
H. Peter Anvin [Tue, 14 Apr 2009 02:28:20 +0000 (19:28 -0700)]
Something slightly saner for DummyTSS

DummyTSS should hopefully never be actually used.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoGDT: remove unused DS16_4G and SS16 descriptors
H. Peter Anvin [Tue, 14 Apr 2009 02:25:50 +0000 (19:25 -0700)]
GDT: remove unused DS16_4G and SS16 descriptors

We no longer use the DS16_4G and SS16 descriptors; we now use 32-bit
protected mode for all "big" work.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoshuffle_rm.c: minor style cleanup
H. Peter Anvin [Tue, 14 Apr 2009 02:19:34 +0000 (19:19 -0700)]
shuffle_rm.c: minor style cleanup

Try to make the code just a little easier to read.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoshuffler: work around KVM problem with the new shuffler
H. Peter Anvin [Tue, 14 Apr 2009 02:11:30 +0000 (19:11 -0700)]
shuffler: work around KVM problem with the new shuffler

KVM uses V86 mode to simulate real mode.  This causes problems with
the new shuffler.  This changes the shuffler handover to be in
16-bit protected mode instead, and requires the stub to do the actual
entry to real mode.  For the KVM hack to work, all segments must have:

(seg.base & 0xfff0000f) == 0 && seg.limit == 0xffff

As a result, we have to make sure the real-mode entry stub is
paragraph-aligned, lest we violate the first criterion.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agocore: move vgafontbuf out of the zero segment
H. Peter Anvin [Mon, 13 Apr 2009 22:39:04 +0000 (15:39 -0700)]
core: move vgafontbuf out of the zero segment

vgafontbuf is one of the largest (bss) structures in the zero segment,
together with the trackbuf (which we realistically can't move.)
Create a new "auxilliary segment" for fixed-sized data which needs to
be in the low megabyte, but not necessarily in the zero segment.

This pushes up the low memory usage, but only by 8K.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocore: add alignz macro (analogous to "alignb") for zero-pad align
H. Peter Anvin [Mon, 13 Apr 2009 22:09:41 +0000 (15:09 -0700)]
core: add alignz macro (analogous to "alignb") for zero-pad align

Add a new macro "alignz" to align with zero bytes; use to align inside
a data section (i.e. a progbits section which doesn't contain code.)

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocore/macros.inc: iterative definition of asciidec
H. Peter Anvin [Mon, 13 Apr 2009 22:04:20 +0000 (15:04 -0700)]
core/macros.inc: iterative definition of asciidec

A cleaner iterative defintion of the asciidec macro.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agobootrm: allow entering with IF=1; smarter stub location
H. Peter Anvin [Mon, 13 Apr 2009 21:13:52 +0000 (14:13 -0700)]
bootrm: allow entering with IF=1; smarter stub location

Change the stub location algorithm to prefer low memory above
0x800; above 0x510 if that is unavailable.  Also add the ability
to invoke the real-mode code with IF=1 if so is desired.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agopxelinux: use a table-driven backoff
H. Peter Anvin [Mon, 13 Apr 2009 20:54:33 +0000 (13:54 -0700)]
pxelinux: use a table-driven backoff

Use a table-driven backoff so we can provide a backoff which doesn't
increase as sharply (by integral powers of two) as before.  Rather
than worrying about doing fractional multiplication, simply provide a
backoff table.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agopxelinux: be more aggressive about retransmitting ACKs
H. Peter Anvin [Mon, 13 Apr 2009 17:37:37 +0000 (10:37 -0700)]
pxelinux: be more aggressive about retransmitting ACKs

Some PXE stacks drop packets on transmit on a regular basis.  Avoid
severe slowdowns by being much more aggressive about ACK
retransmissions.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMakefile: add missing MBR variants to BOBJECTS
H. Peter Anvin [Mon, 13 Apr 2009 17:36:36 +0000 (10:36 -0700)]
Makefile: add missing MBR variants to BOBJECTS

Add missing variants to BOBJECTS.

15 years agopxelinux: be more paranoid about saving/restoring flags
H. Peter Anvin [Sun, 12 Apr 2009 23:36:35 +0000 (16:36 -0700)]
pxelinux: be more paranoid about saving/restoring flags

Save and restore flags around writechr and the PXE stack call, just in
case the underlying stack does something weird.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMerge commit 'syslinux-3.74'
H. Peter Anvin [Thu, 9 Apr 2009 18:46:19 +0000 (11:46 -0700)]
Merge commit 'syslinux-3.74'

15 years agogfxboot: parse DEFAULT keywork in syslinux config file syslinux-3.74
Christophe Fergeau [Thu, 9 Apr 2009 09:09:55 +0000 (11:09 +0200)]
gfxboot: parse DEFAULT keywork in syslinux config file

The gfxboot COM module currently ignores the DEFAULT entry set in
syslinux config file and always default to 0 instead. This patch parses
DEFAULT entries in the config file and set the default entry
accordingly.

Signed-off-by: Christophe Fergeau <cfergeau@mandriva.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoCall the next version 3.80
H. Peter Anvin [Wed, 8 Apr 2009 23:41:29 +0000 (16:41 -0700)]
Call the next version 3.80

The new shuffler machinery is a major enough change that it's probably
a good idea to bump the version number to 3.80.

15 years agoMerge branch 'new-shuffler'
H. Peter Anvin [Wed, 8 Apr 2009 23:38:25 +0000 (16:38 -0700)]
Merge branch 'new-shuffler'

15 years agohdt: clear memtest_label syslinux-3.74-pre21
Sebastian Herbszt [Wed, 8 Apr 2009 19:08:14 +0000 (21:08 +0200)]
hdt: clear memtest_label

Clear memtest_label in init_hardware().

15 years agocom32: the keyboard map size is in CX not in DX
H. Peter Anvin [Wed, 8 Apr 2009 23:17:55 +0000 (16:17 -0700)]
com32: the keyboard map size is in CX not in DX

Impact: fixes kbdmap.c32

The keyboard map size is passed in CX, not in DX.  Fix typo in
libcom32.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agogfxboot module: fix copyright notice
Sebastian Herbszt [Wed, 8 Apr 2009 19:02:52 +0000 (21:02 +0200)]
gfxboot module: fix copyright notice

Include copyright notices of reused code.

15 years agoNEWS: document gfxboot.com syslinux-3.74-pre20
H. Peter Anvin [Tue, 7 Apr 2009 22:40:24 +0000 (15:40 -0700)]
NEWS: document gfxboot.com

15 years agoGfxboot COMBOOT module
Sebastian Herbszt [Sun, 5 Apr 2009 21:19:49 +0000 (23:19 +0200)]
Gfxboot COMBOOT module

A COMBOOT module to interface to Steffen Winterfeldt's Gfxboot
graphical front end (http://gfxboot.sourceforge.net/).

15 years agoMerge commit 'hdt/master'
H. Peter Anvin [Mon, 6 Apr 2009 23:56:51 +0000 (16:56 -0700)]
Merge commit 'hdt/master'

15 years agoAdd back "install: all" to the com32 devel directories syslinux-3.74-pre19
H. Peter Anvin [Mon, 6 Apr 2009 23:38:28 +0000 (16:38 -0700)]
Add back "install: all" to the com32 devel directories

"make install" in the com32 directory currently installs the devel
environment, which should be build using the host toolchain... so make
it so.

15 years agoMakefiles: try to make "make install" do the right thing
H. Peter Anvin [Mon, 6 Apr 2009 23:33:43 +0000 (16:33 -0700)]
Makefiles: try to make "make install" do the right thing

One more attempt at getting semi-sanity to "make install".
Realistically, the install/netinstall/install-all/... needs to be
pushed into the com32 Makefiles, but this is at least a quick hack.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoImplement MENU SAVE; fix COM32 setadv function syslinux-3.74-pre18
H. Peter Anvin [Mon, 6 Apr 2009 22:19:21 +0000 (15:19 -0700)]
Implement MENU SAVE; fix COM32 setadv function

Implement MENU SAVE, which allows the menu system to retain the
previous selection from one boot to another.  In the process, fix the
syslinux_setadv() function.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agocore: unbreak "make depend", fix make spotless
H. Peter Anvin [Mon, 6 Apr 2009 21:10:10 +0000 (14:10 -0700)]
core: unbreak "make depend", fix make spotless

cmdline.inc: Unbreak "make depend"
Makefile: fix "make spotless"

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoNEWS: document cmdline fix
H. Peter Anvin [Mon, 6 Apr 2009 21:02:04 +0000 (14:02 -0700)]
NEWS: document cmdline fix

15 years agoipappend: clean up ipappend code; add ipappend to plain cmdline
H. Peter Anvin [Mon, 6 Apr 2009 20:59:47 +0000 (13:59 -0700)]
ipappend: clean up ipappend code; add ipappend to plain cmdline

ipappend information is needed for the plain cmdline too, since it may
be used by linux.c32.  While we're at it, clean up the handling of
ipappend lines -- we can rather obviously use a loop for them.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agohdt: Don't display unsupported modes
Erwan Velu [Mon, 6 Apr 2009 10:58:11 +0000 (12:58 +0200)]
hdt: Don't display unsupported modes

Impact: Prevent from displaying 0x0 modes

Some vesa bioses reports 0x0 modes, no need to display them

15 years agoProvide a shared MIME file for the LSS16 image format
Omair Eschkenazi [Sat, 4 Apr 2009 23:27:57 +0000 (16:27 -0700)]
Provide a shared MIME file for the LSS16 image format

Add a MIME file for the LSS16 image format.  Currently only included
in source, as it is somewhat unclear what the proper way to package
this thing is.

15 years agosyslinux.ld: fix comment syntax
H. Peter Anvin [Sat, 4 Apr 2009 23:08:47 +0000 (16:08 -0700)]
syslinux.ld: fix comment syntax

Fix build failure due to incorrect comment syntax in syslinux.ld.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agomemscan: adjust lower limit; saner handling of insane DOS memory sizes
H. Peter Anvin [Sat, 4 Apr 2009 23:05:32 +0000 (16:05 -0700)]
memscan: adjust lower limit; saner handling of insane DOS memory sizes

Adjust the lower limit of DOS memory to 0x510; with the last known
BIOS byte in use at 0x500 (and only then for Print Screen) this makes
sense.

If the DOS memory size is clearly insane, fall back to using the EBDA
address.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMerge branch 'master' into new-shuffler
H. Peter Anvin [Sat, 4 Apr 2009 22:56:28 +0000 (15:56 -0700)]
Merge branch 'master' into new-shuffler

15 years agomemscan: protect 0-0x7c00 until the new shuffler is merged
H. Peter Anvin [Sat, 4 Apr 2009 22:55:26 +0000 (15:55 -0700)]
memscan: protect 0-0x7c00 until the new shuffler is merged

Mark the memory range 0-0x7c00 unavailable until the new shuffler code
is ready, at which point we can go for a tighter bound.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMakefile: install new MBR variants; NEWS: document syslinux-3.74-pre17
H. Peter Anvin [Sat, 4 Apr 2009 22:39:26 +0000 (15:39 -0700)]
Makefile: install new MBR variants; NEWS: document

Make the new MBR variants installables, and add to the NEWS file.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agomemdisk: fix comment syntax in memdisk.ld
H. Peter Anvin [Sat, 4 Apr 2009 22:36:37 +0000 (15:36 -0700)]
memdisk: fix comment syntax in memdisk.ld

Fix build failure due to incorrect comment syntax in memdisk.ld

15 years agoMerge branch 'ctrl-mbr'
H. Peter Anvin [Sat, 4 Apr 2009 22:33:29 +0000 (15:33 -0700)]
Merge branch 'ctrl-mbr'

15 years agombr: generate normal versions, force-80 versions, and ctrl-80 versions
H. Peter Anvin [Sat, 4 Apr 2009 22:32:24 +0000 (15:32 -0700)]
mbr: generate normal versions, force-80 versions, and ctrl-80 versions

Produce MBR variants with normal (DL) behavior, force to drive 80
behavior, and force to 80 on Ctrl pressed behavior.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoUpdate copyright notices
H. Peter Anvin [Sat, 4 Apr 2009 22:09:42 +0000 (15:09 -0700)]
Update copyright notices

Update copyright notices; add Intel copyright notices where
appropriate.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoUpdate copyright notices
H. Peter Anvin [Sat, 4 Apr 2009 22:07:09 +0000 (15:07 -0700)]
Update copyright notices

Update copyright notices; add Intel copyright notices where appropriate.

15 years agoMerge branch 'master' into new-shuffler
H. Peter Anvin [Sat, 4 Apr 2009 22:00:34 +0000 (15:00 -0700)]
Merge branch 'master' into new-shuffler

Conflicts:
com32/lib/syslinux/memmap.c

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoUpdate copyright notices; add Intel notices where appropriate
H. Peter Anvin [Sat, 4 Apr 2009 21:48:10 +0000 (14:48 -0700)]
Update copyright notices; add Intel notices where appropriate

Update copyright notices.  Per agreement with my new employer, Intel
Corporation, add Intel copyright notices where appropriate.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoMerge commit 'hdt/master' syslinux-3.74-pre16
H. Peter Anvin [Fri, 3 Apr 2009 23:51:27 +0000 (16:51 -0700)]
Merge commit 'hdt/master'

15 years agolinux.c32: don't relocate the real-mode code *above* 0x90000
H. Peter Anvin [Fri, 3 Apr 2009 23:50:27 +0000 (16:50 -0700)]
linux.c32: don't relocate the real-mode code *above* 0x90000

Do not relocate the real-mode code above address 0x90000... that would
not be prudent.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agolinux.c32: make load_linux() support relocation
H. Peter Anvin [Fri, 3 Apr 2009 23:09:29 +0000 (16:09 -0700)]
linux.c32: make load_linux() support relocation

In the case where the preferred kernel locations are not available,
make load_linux() smart enough to be able to relocate the kernel if at
all possible.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocom32: add _t to scan_memory_callback
H. Peter Anvin [Fri, 3 Apr 2009 22:08:44 +0000 (15:08 -0700)]
com32: add _t to scan_memory_callback

Change scan_memory_callback to scan_memory_callback_t

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocom32: merge all memory map discovery to one file
H. Peter Anvin [Fri, 3 Apr 2009 22:02:37 +0000 (15:02 -0700)]
com32: merge all memory map discovery to one file

Merge the memory map discovery for malloc and the memory map discovery
for memmap into one file that scans memory and invokes a callback.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agohdt: Adding exit menu in menu mode
Erwan Velu [Fri, 3 Apr 2009 18:08:48 +0000 (20:08 +0200)]
hdt: Adding exit menu in menu mode

Impact: Users can now exit hdt :)

It's now possible to exit HDT properly. Thx to fcrozat report.

15 years agohdt: Fixing aligment in about menu
Erwan Velu [Fri, 3 Apr 2009 18:04:53 +0000 (20:04 +0200)]
hdt: Fixing aligment in about menu

Impact: cosmetic

Fixing contact in about mode

15 years agohdt: Fixing author name
Erwan Velu [Fri, 3 Apr 2009 18:01:17 +0000 (20:01 +0200)]
hdt: Fixing author name

Impact: cosmetic

Fixing author name

15 years agoNEWS: document new com32 memory management syslinux-3.74-pre15
H. Peter Anvin [Wed, 1 Apr 2009 20:50:58 +0000 (13:50 -0700)]
NEWS: document new com32 memory management

15 years agocom32: fix the argument order
H. Peter Anvin [Wed, 1 Apr 2009 20:25:04 +0000 (13:25 -0700)]
com32: fix the argument order

Impact: bug fix

Fix the order of arguments to a com32 program.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
15 years agocom32: make memory beyond the core HighMem available to malloc
H. Peter Anvin [Wed, 1 Apr 2009 20:20:24 +0000 (13:20 -0700)]
com32: make memory beyond the core HighMem available to malloc

Impact: should deal with memory holes more gracefully

Right now, if we find a memory hole, we simply don't use the memory
beyond that point.  This makes it possible for com32 modules to
use that memory.  After this, we should be able to add relocation
support to allow loading when the memory at 1 MB is unavailable.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoNEWS: fix typo
H. Peter Anvin [Wed, 1 Apr 2009 07:15:53 +0000 (00:15 -0700)]
NEWS: fix typo

15 years agoshuffler: zero-extend the proper register for shuffle list length
H. Peter Anvin [Wed, 1 Apr 2009 06:46:50 +0000 (23:46 -0700)]
shuffler: zero-extend the proper register for shuffle list length

The shuffle list length needs to be passed into the shuffler in ECX,
but when using the shuffler internally it is a 16-bit number, which
needs to be zero-extended.  Zero-extend the proper register, please!

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agoshuffler: use lss for real-mode return in simple_pm_call
H. Peter Anvin [Wed, 1 Apr 2009 06:04:40 +0000 (23:04 -0700)]
shuffler: use lss for real-mode return in simple_pm_call

Instead of doing weird stuff with BP and the stack, just do an atomic
reload of SS:ESP by using the LSS instruction.

15 years agoshuffler: minor cleanups in bcopyxx.inc
H. Peter Anvin [Wed, 1 Apr 2009 06:04:08 +0000 (23:04 -0700)]
shuffler: minor cleanups in bcopyxx.inc

Minor cleanups: calling convention, documentation, etc.

15 years agoshuffler: reload EDI, ESI, ECX before calling shuffle_and_boot_raw
H. Peter Anvin [Wed, 1 Apr 2009 06:03:09 +0000 (23:03 -0700)]
shuffler: reload EDI, ESI, ECX before calling shuffle_and_boot_raw

comapi_cleanup can clobber registers, so reload EDI, ESI, ECX before
calling shuffle_and_boot_raw.

15 years agoshuffler: fix infinite loop in syslinux_memmap_find()
H. Peter Anvin [Wed, 1 Apr 2009 04:25:18 +0000 (21:25 -0700)]
shuffler: fix infinite loop in syslinux_memmap_find()

Fix an infinite loop in syslinux_memmap_find().

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
15 years agochain.c32: remove misleading comment
H. Peter Anvin [Wed, 1 Apr 2009 00:30:24 +0000 (17:30 -0700)]
chain.c32: remove misleading comment

Remove a never-implemented, misleading comment

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>