[Buildroot] [PATCH 9/9] boot/syslinux: add an option to install an MBR blob
Yann E. MORIN
yann.morin.1998 at free.fr
Thu Apr 24 22:30:04 UTC 2014
From: "Yann E. MORIN" <yann.morin.1998 at free.fr>
This MBR blob will look for an active partition, and boot the bootcode
present in that partition. This can be used to boot an extlinux-prepared
partition.
Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
Cc: Thomas Lundquist <lists at zelow.no>
Cc: Frank Hunleth <fhunleth at troodon-software.com>
---
boot/syslinux/Config.in | 13 ++++++++++++-
boot/syslinux/syslinux.mk | 1 +
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/boot/syslinux/Config.in b/boot/syslinux/Config.in
index d556c55..7d4dd08 100644
--- a/boot/syslinux/Config.in
+++ b/boot/syslinux/Config.in
@@ -15,7 +15,7 @@ choice
config BR2_TARGET_SYSLINUX_LEGACY_BIOS
bool "bios (legacy)"
- select BR2_TARGET_SYSLINUX_ISOLINUX if !BR2_TARGET_SYSLINUX_PXELINUX
+ select BR2_TARGET_SYSLINUX_ISOLINUX if !BR2_TARGET_SYSLINUX_HAS_BIOS_IMG
help
Install one or more of the the legacy BIOS images:
- isolinux
@@ -31,6 +31,9 @@ endchoice
if BR2_TARGET_SYSLINUX_LEGACY_BIOS
+config BR2_TARGET_SYSLINUX_HAS_BIOS_IMG
+ bool
+
config BR2_TARGET_SYSLINUX_ISOLINUX
bool "isolinux"
default y
@@ -40,10 +43,18 @@ config BR2_TARGET_SYSLINUX_ISOLINUX
config BR2_TARGET_SYSLINUX_PXELINUX
bool "pxelinux"
+ select BR2_TARGET_SYSLINUX_HAS_BIOS_IMG
help
Install the legacy BIOS 'pxelinux' image, to boot off
the network using PXE.
+config BR2_TARGET_SYSLINUX_MBR
+ bool "mbr"
+ select BR2_TARGET_SYSLINUX_HAS_BIOS_IMG
+ help
+ Install the legacy BIOS 'mbr' image, to boot off a
+ local MBR-partition.
+
endif # BR2_TARGET_SYSLINUX_LEGACY_BIOS
endif # BR2_TARGET_SYSLINUX
diff --git a/boot/syslinux/syslinux.mk b/boot/syslinux/syslinux.mk
index bf0bae5..c614b1d 100644
--- a/boot/syslinux/syslinux.mk
+++ b/boot/syslinux/syslinux.mk
@@ -60,6 +60,7 @@ endef
SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_ISOLINUX) += bios/core/isolinux.bin
SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_PXELINUX) += bios/core/pxelinux.bin
+SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_MBR) += bios/mbr/mbr.bin
SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_EFI) += $(SYSLINUX_EFI_BITS)/efi/syslinux.efi
define SYSLINUX_INSTALL_IMAGES_CMDS
--
1.8.3.2
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