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path: root/src/interface/efi/efi_autoboot.c
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* [efi] Create VLAN autoboot device automaticallyMichael Brown2023-01-151-0/+9
| | | | | | | When chainloading iPXE from an EFI VLAN device, configure the corresponding iPXE VLAN device to be created automatically. Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [autoboot] Include VLAN tag in filter for identifying autoboot deviceMichael Brown2023-01-151-2/+12
| | | | | | | | | | | | | When chainloading iPXE from a VLAN device, the MAC address of the loaded image's device handle will match the MAC address of the trunk device created by iPXE, and the autoboot process will then erroneously consider the trunk device to be an autoboot device. Fix by recording the VLAN tag along with the MAC address, and treating the VLAN tag as part of the filter used to match the MAC address against candidate network devices. Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Split out autoexec script portions of efi_autoboot.cMichael Brown2021-02-171-187/+2Star
| | | | | | | | | | | The "autoboot device" and "autoexec script" functionalities in efi_autoboot.c are unrelated except in that they both need to be invoked by efiprefix.c before device drivers are loaded. Split out the autoexec script portions to a separate file to avoid potential confusion. Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Fix erroneous comparison of a pointer against userptr_tMichael Brown2021-02-031-1/+1
| | | | Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Fix use of uninitialised variableMichael Brown2021-01-261-0/+3
| | | | Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Automatically load "/autoexec.ipxe" when booted from a filesystemMichael Brown2021-01-251-10/+200
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When booting iPXE from a filesystem (e.g. a FAT-formatted USB key) it can be useful to have an iPXE script loaded automatically from the same filesystem. Compared to using an embedded script, this has the advantage that the script can be edited without recompiling the iPXE binary. For the BIOS version of iPXE, loading from a filesystem is handled using syslinux (or isolinux) which allows the script to be passed to the iPXE .lkrn image as an initrd. For the UEFI version of iPXE, the platform firmware loads the iPXE .efi image directly and there is currently no equivalent of the BIOS initrd mechanism. Add support for automatically loading a file "autoexec.ipxe" (if present) from the root of the filesystem containing the UEFI iPXE binary. A combined BIOS and UEFI image for a USB key can be created using e.g. ./util/genfsimg -o usbkey.img -s myscript.ipxe \ bin-x86_64-efi/ipxe.efi bin/ipxe.lkrn The file "myscript.ipxe" would appear as "autoexec.ipxe" on the USB key, and would be loaded automatically on both BIOS and UEFI systems. Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [legal] Relicense files under GPL2_OR_LATER_OR_UBDLMichael Brown2015-03-021-1/+5
| | | | | | | Relicense files for which I am the sole author (as identified by util/relicense.pl). Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Provide centralised definitions of commonly-used GUIDsMichael Brown2014-08-061-4/+0Star
| | | | Signed-off-by: Michael Brown <mcb30@ipxe.org>
* [efi] Identify autoboot device by MAC address when chainloadingMichael Brown2014-07-081-0/+71
Signed-off-by: Michael Brown <mcb30@ipxe.org>