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update Port/port_x32/RISC-V32/port_rv32_HWS.S.
Signed-off-by: 零中断延迟的RTOS <cosyos@139.com>
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@@ -238,7 +238,7 @@ _task_switch_:
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addi sp, sp, 32 * MCUCFG_REGBYTES
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#endif
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sw zero, (tp)
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sw zero, (tp) // 内核解锁,退出服务层临界区
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csrr tp, mscratch
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jr tp
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