16 lines
275 B
ArmAsm
16 lines
275 B
ArmAsm
.arm
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.global waitcycles
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.type waitcycles STT_FUNC
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@waitcycles ( u32 us )
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waitcycles:
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PUSH {R0-R2,LR}
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STR R0, [SP,#4]
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waitcycles_loop:
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LDR R3, [SP,#4]
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SUBS R2, R3, #1
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STR R2, [SP,#4]
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CMP R3, #0
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BNE waitcycles_loop
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POP {R0-R2,PC}
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