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Revert the length of uglobals buffer (fix r9968)

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This is a magic number again, but it is reported to work.

git-svn-id: svn://kolibrios.org@9969 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Ivan Baravy 2024-01-16 05:39:27 +00:00
parent bd4ac33731
commit e1bea992de
2 changed files with 8 additions and 5 deletions
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9
kernel/trunk/Tupfile.lua
View File

@ -1,5 +1,8 @@
if tup.getconfig("NO_FASM") ~= "" then return end
tup.rule("echo lang fix " .. ((tup.getconfig("LANG") == "") and "en" or tup.getconfig("LANG")) .. " > %o", {"lang.inc"})
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 131072 %f %o " .. tup.getconfig("KERPACK_CMD"), "kernel.mnt")
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 131072 %f %o -dextended_primary_loader=1" .. tup.getconfig("KERPACK_CMD"), "kernel.mnt.ext_loader")
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 131072 %f %o -dpretest_build=1 -ddebug_com_base=0xe9", "kernel.mnt.pretest")
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 262144 %f %o " .. tup.getconfig("KERPACK_CMD"), "kernel.mnt")
--tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 262144 %f %o -s %o.fas" .. tup.getconfig("KERPACK_CMD"), {"kernel.mnt", extra_outputs = {"kernel.mnt.fas"}})
--tup.rule({"kernel.mnt.fas", extra_inputs = {"kernel.mnt"}}, "symbols %f %o", "kernel.mnt.sym")
--tup.rule({"kernel.mnt.fas", extra_inputs = {"kernel.mnt"}}, "listing %f %o", "kernel.mnt.lst")
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 262144 %f %o -dextended_primary_loader=1" .. tup.getconfig("KERPACK_CMD"), "kernel.mnt.ext_loader")
tup.rule({"kernel.asm", extra_inputs = {"lang.inc"}}, "fasm -m 262144 %f %o -dpretest_build=1 -ddebug_com_base=0xe9", "kernel.mnt.pretest")

4
kernel/trunk/kernel.asm
View File

@ -115,9 +115,9 @@ B32:
cld
rep stosd
; Clear kernel undefined globals and slots
; Clear kernel undefined globals and some more (what exactly?)
mov edi, endofcode - OS_BASE
mov ecx, VGABasePtr - endofcode ; why uglobals_size isn't enough?
mov ecx, 0x90000 ; why uglobals_size isn't enough?
sub ecx, edi
shr ecx, 2
rep stosd