Robert Morris
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3113643768
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spinlocks using gcc intrinsics
push_off() / pop_off()
set up per-hart plic stuff so all harts get device interrupts
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2019-06-05 14:05:46 -04:00 |
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Robert Morris
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f1a727b971
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start at support for multiple CPUs
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2019-06-05 11:42:03 -04:00 |
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Robert Morris
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a82772594e
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timer interrupts -> supervisor software interrupt
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2019-06-04 14:20:37 -04:00 |
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Robert Morris
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0e131b2263
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fix a problem with end. make uartputc() wait until h/w is ready.
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2019-06-04 10:43:45 -04:00 |
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Robert Morris
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2ec1959fd1
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fork/wait/exit work
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2019-05-31 09:45:59 -04:00 |