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Commit Graph

4 Commits

Author SHA1 Message Date
Mike Smith
948486abe3 Initial integration of the i386 bootloader and BTX.
- Discard large amounts of BIOS-related code in favour of the more compact
   BTX vm86 interface.
 - Build the loader module as ELF, although the resulting object is a.out,
   make gensetdefs 32/64-bit sensitive and use a single copy of it.
 - Throw away installboot, as it's no longer required.
 - Use direct bcopy operations in the i386_copy module, as BTX
   maps the first 16M of memory.  Check operations against the
   detected size of actual memory.
1998-09-17 23:52:16 +00:00
Robert Nordier
4cbf0238eb Add BTX startup/interface code. 1998-09-14 10:37:00 +00:00
Robert Nordier
b0923a2edc Add btxldr, a BTX loader for ELF clients. 1998-09-12 06:30:26 +00:00
Robert Nordier
aa7af79537 BTX (aka the boot extender) is an i386 kernel that hosts 32-bit
bootstrap programs, and provides page-level protection, hardware
interrupt reflection, a virtual-8086 mode interface to BIOS, etc.
1998-09-12 04:29:23 +00:00