42 lines
694 B
Plaintext
42 lines
694 B
Plaintext
include fib: "./lib/maths/fib.dsa"
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include maths: "./lib/maths/core.dsa"
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include print: "./lib/io/print.dsa"
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dw idt: 0xFFFF0000
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dw stack: 0x10000
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init:
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// setup interrupt handlers
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ldw idt, idr
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lwi handle_hard_fault, rg0
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stw rg0, idr, 4
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// set up a stack.
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ldw stack, bpr
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mov bpr, spr
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dw string: "hello world"
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start:
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lwi 1, rg0
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lwi 2, rg1
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push rg0
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push rg1
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call maths::multiply
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pop rg0
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pop zero
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push rg0
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call print::print_num
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pop zero
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hlt
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// fault handler in case we fail DSA.
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dw hard_fault_err: "FATAL: Illegal Instruction or Memory Access!"
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handle_hard_fault:
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call print::clear
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call print::reset
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lwi hard_fault_err, rg0
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push rg0
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call print::print
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pop zero
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hlt |