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Posted to commits@nuttx.apache.org by "anchao (via GitHub)" <gi...@apache.org> on 2024/03/28 06:54:24 UTC
[PR] qemu/armv7a: add Symmetric Multi-Processing (SMP) support [nuttx]
anchao opened a new pull request, #12018:
URL: https://github.com/apache/nuttx/pull/12018
## Summary
qemu/armv7a: add Symmetric Multi-Processing (SMP) support
Bringup Co-Processor by PSCI(Power State Coordination Interface)
Signed-off-by: chao an <an...@lixiang.com>
## Impact
N/A
## Testing
qemu-armv7a/smp with ostest
```
nuttx$ qemu-system-arm -cpu cortex-a7 -nographic -machine virt,virtualization=off,gic-version=2 -net none -chardev stdio,id=con,mux=on -serial chardev:con -mon chardev=con,mode=readline -kernel ./nuttx -smp 4
NuttShell (NSH) NuttX-10.4.0
nsh> ps
PID GROUP CPU PRI POLICY TYPE NPX STATE EVENT SIGMASK STACK USED FILLED COMMAND
0 0 0 0 FIFO Kthread - Assigned 0000000000000000 004080 000576 14.1% CPU0 IDLE
1 1 1 0 FIFO Kthread - Running 0000000000000000 004080 000408 10.0% CPU1 IDLE
2 2 2 0 FIFO Kthread - Running 0000000000000000 004080 000408 10.0% CPU2 IDLE
3 3 3 0 FIFO Kthread - Running 0000000000000000 004080 000408 10.0% CPU3 IDLE
4 4 --- 192 RR Kthread - Waiting Semaphore 0000000000000000 004032 000304 7.5% hpwork 0x4013eabc 0x4013ead0
5 5 0 100 RR Task - Running 0000000000000000 004056 001200 29.5% nsh_main
nsh> uname -a
NuttX 10.4.0 e6ec735ca3 Mar 28 2024 14:52:33 arm qemu-armv7a
nsh>
```
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Re: [PR] qemu/armv7a: add Symmetric Multi-Processing (SMP) support [nuttx]
Posted by "xiaoxiang781216 (via GitHub)" <gi...@apache.org>.
xiaoxiang781216 merged PR #12018:
URL: https://github.com/apache/nuttx/pull/12018
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