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boot0: Expand the description of BOOT_BOOT0_ORG.

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This really shouldn't even be an option given it is hardcoded as a
constant named ORIGIN in the assembly.  mbr.S also uses 0x600 and
hardcodes it in both the assembly and the Makefile.
This commit is contained in:
John Baldwin 2023-04-18 11:02:50 -07:00
parent 4e8b87afe0
commit bd5dc94b99
1 changed files with 5 additions and 2 deletions
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7
stand/i386/boot0/Makefile
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@ -36,8 +36,11 @@ BOOT_BOOT0_FLAGS?= 0x8f
# 0xb6 (182d) corresponds to 10 seconds.
BOOT_BOOT0_TICKS?= 0xb6
# The base address that we the boot0 code to to run it. Don't change this
# unless you are glutton for punishment.
# The BIOS loads boot0 to the hardcoded address 0x7c00. boot0 copies
# itself to this alternate base address before continuing execution so
# that next level boot blocks can be loaded at the 0x7c00 address they
# expect. Don't change this unless you are glutton for punishment
# (and fix ORIGIN in the source to match).
BOOT_BOOT0_ORG?= 0x600
ORG=${BOOT_BOOT0_ORG}