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(parent: 93b7dd6) | patch
boot - boot loader fixes
authorMatthew Dillon <dillon@apollo.backplane.com>
Wed, 2 Apr 2014 19:22:50 +0000 (12:22 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Wed, 2 Apr 2014 19:22:50 +0000 (12:22 -0700)
commit7da5c4fd138dc6e5035f5d7aff78a14b09b296e8
treefe2545d3e6478dfe77131de72a49591e64399ca4tree | snapshot
parent93b7dd6d088c37d3efa48fa7ace035768a033ca9commit | diff
boot - boot loader fixes

* Clarify some issues in comments.

* Don't trust the bios memory boundary, start 1K below it.

* Always bounce, not just for floppies.  This should help with situations
  when loading kernels and modules beyond the 16MB mark.

* Add some debugging memory commands
sys/boot/common/commands.c diff | blob | blame | history
sys/boot/pc32/bootasm.h diff | blob | blame | history
sys/boot/pc32/btx/btx/btx.S diff | blob | blame | history
sys/boot/pc32/btx/btxldr/btxldr.S diff | blob | blame | history
sys/boot/pc32/libi386/biosdisk.c diff | blob | blame | history
sys/boot/pc32/loader/main.c diff | blob | blame | history
WIP repository