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Fixed some GDT ints not being converted to the right length.

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This commit is contained in:
neviyn 2018-04-17 19:28:25 +01:00
parent 8d61080d8d
commit dce59cc08a
1 changed files with 5 additions and 5 deletions
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10
kernel/arch/i386/gdt.nim
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@ -38,13 +38,13 @@ proc gdtFlush(){.inline,asmNoStackFrame.} =
proc gdtSetGate(num: int, base: uint16, limit: uint32, access: AccessByte, flags: Flags) =
# Setup the descriptor base address
gdt.entries[num].base_low = (base and 0xFFFF)
gdt.entries[num].base_middle = (base shr 16) and 0xFF
gdt.entries[num].base_high = (base shr 24) and 0xFF
gdt.entries[num].base_low = uint16(base and 0xFFFF)
gdt.entries[num].base_middle = uint8((base shr 16) and 0xFF)
gdt.entries[num].base_high = uint8((base shr 24) and 0xFF)
# Setup the descriptor limits
gdt.entries[num].limit_low = (limit and 0xFFFF)
gdt.entries[num].flags_and_limit_mid = ((limit shr 16) and 0x0F) or flags
gdt.entries[num].limit_low = uint16(limit and 0xFFFF)
gdt.entries[num].flags_and_limit_mid = uint8(((limit shr 16) and 0x0F) or flags)
gdt.entries[num].access = access
proc createAccessByte(priv: range[0..3], directionConform: bool, readWrite: bool): AccessByte =