Alek Ratzloff
28edfb6933
Number tokens with a dollar sign are kind of cumbersome and don't really serve a purpose, so I'm removing them. Signed-off-by: Alek Ratzloff <alekratz@gmail.com>
60 lines
931 B
NASM
60 lines
931 B
NASM
.section code 0x1000 {
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main:
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; Test that interrupts will not called when enabled flag is not set
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int 0, 0
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cmpeq (count), 0
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jnz end
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; Test divide by zero interrupts
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; div
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add %status, 1
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mov %r0, 1
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div %r0, 0
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cmpeq (count), 1
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jz end
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; idiv
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add %status, 1
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idiv %r0, 0
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cmpeq (count), 2
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jz end
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mov %status, 0
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end:
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halt
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.align u64
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generic_handler:
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add (count), 1
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iret
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.export main
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.export generic_handler
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}
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.section ivt 0x1800 {
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ivt:
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.interrupt 0, 0
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.interrupt 0, 0
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.interrupt 0, 0
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.interrupt 1, generic_handler
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.export ivt
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}
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.section shared 0x2000 {
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count: .u64 0
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.export count
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}
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.section stack 0x4000 .. 0x5000 {
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stack_base:
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.export stack_base
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}
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.meta {
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ip: main
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sp: stack_base
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ivt: ivt
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}
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