URL
https://opencores.org/ocsvn/eco32/eco32/trunk
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| Rev 132 |
Rev 157 |
;
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;
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; send.s -- send stream of bytes
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; send.s -- send stream of bytes
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;
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;
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; $8 serial base address
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; $8 serial base address
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; $9 temporary value
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; $9 temporary value
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; $10 character
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; $10 character
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; $11 counter
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; $11 counter
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; $31 return address
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; $31 return address
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.set tba,0xF0301000
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.set tba,0xF0301000
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add $8,$0,tba
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add $8,$0,tba
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add $11,$0,0
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add $11,$0,0
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loop:
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loop:
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add $10,$11,0
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add $10,$11,0
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and $10,$10,0xFF
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and $10,$10,0xFF
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jal out
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jal out
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add $11,$11,1
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add $11,$11,1
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j loop
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j loop
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out:
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out:
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ldw $9,$8,8
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ldw $9,$8,8
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and $9,$9,1
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and $9,$9,1
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beq $9,$0,out
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beq $9,$0,out
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stw $10,$8,12
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stw $10,$8,12
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jr $31
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jr $31
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