11.18Smrg$NetBSD: version,v 1.18 2024/09/20 05:53:43 mrg Exp $ 21.1Sdsl 31.1SdslNOTE ANY CHANGES YOU MAKE TO THE BOOTBLOCKS HERE. The format of this 41.1Sdslfile is important - make sure the entries are appended on end, last item 51.1Sdslis taken as the current. 61.1Sdsl 71.1Sdsl2.0: Change over to Matthias Drochner's two-stage boot system. 81.1Sdsl All code is completely new. 91.1Sdsl2.1: New welcoming banner. 101.1Sdsl2.2: Use common menu / parsing functions with other bootloaders. 111.1Sdsl New framework to pass information to the kernel. 121.1Sdsl2.3: Switch to new NetBSD MBR partition ID. 131.1Sdsl2.4: Support BIOS Int13-Extensions. 141.1Sdsl2.5: Support ustarfs boot. 151.1Sdsl2.6: Support ELF boot. 161.1Sdsl2.7: Support on-the-fly switching of console devices. 171.1Sdsl2.8: Support verbose/quiet boot. 181.1Sdsl2.9: Recognize PS/2 L40 at runtime and use appropriate gate A20 191.1Sdsl initialization (rather than using a compile flag). 201.1Sdsl Recognize ESDI disks and identify them as ed(4) for COMPAT_OLDBOOT. 211.2Slukem2.10: g/c COMPAT_OLDBOOT. 221.1Sdsl2.11: loadfile() update: ELF symbols no longer need backward seeks. 231.1Sdsl2.12: loadfile() update to avoid backwards seeks for ELF Program Headers. 241.1Sdsl2.13: Support boot from 1.44MB floppies in 2.88MB floppy drives. 251.1Sdsl2.14: Add a quirk for BIOSes which report extended memory size 261.2Slukem in slightly nonstandard way in int15, function 0xE801. 271.1Sdsl2.15: Use int15/0xc7 to get memory information on machines which support 281.2Slukem it, like later IBM PS/2 machines. 291.2Slukem2.16: Move 16bit %ss to allow >64k for code, data and stack. 301.2Slukem Default partition to that passed in by mbr code. 311.2Slukem Support limited filename globbing in 'ls' command. 321.1Sdsl Use .code16 and .code32 directives 331.1Sdsl3.0: Separate out into bootxx and boot 341.2Slukem3.1: Rename to /usr/mdec/boot. 351.2Slukem Leave space in bootxx for FAT32 BPB and MBR partition table. 361.2Slukem Keep MBR's existing BPB and partition table when installing bootxx. 371.3Sthorpej3.2: Add support for passing boot wedge information to the kernel. 381.4Sjunyoung3.3: Add support for cd9660 file system. 391.6Sad5.0: Support for boot menu, modules. 401.7Sperry5.1: Change boot messages to replace build date with kernel version. 411.8Sjoerg5.2: Support for multiboot. 421.9Sad5.3: Autoload kernel module for root file system. 431.10Sjmcneill5.4: The VESA VBE mode number is now passed to the kernel so it can be 441.10Sjmcneill restored on ACPI resume. 451.11Sjakllsch5.5: Adjust stack and heap areas to not overlap. 461.12Sjakllsch5.6: GUID Partition Table support. 471.13Sjakllsch5.7: Recognize 64-bit LBA from bootxx. 481.14Sjmcneill5.8: Support for splash images. 491.15Sjmcneill5.9: VESA VBE/DDC EDID support. 501.16Sjmcneill5.10: Support for using raw file-system images as memory disks. 511.17Smaxv5.11: Support for booting KASLR amd64 kernels. 521.18Smrg5.12: Support for partition labels, recursive labels inside RAID partitions, 531.18Smrg booting a directory with kernel and modules, MultiBoot 2, not using 541.18Smrg the default menu options from prompt "boot" command, new "root" 551.18Smrg command that changes default root, bi-endian support in disklabel, 561.18Smrg RAID and UFS, fixes for buggy ACPI implementations, and ASCII art. 57