arch: riscv: Use infinite loop instead of simple wfi to halt slave core
If it's a multicore system, infinite loop wfi to halt slave core Signed-off-by: Huang Qi <757509347@qq.com>
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@ -37,7 +37,10 @@ SECTION_FUNC(TEXT, __initialize)
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*/
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csrr a0, mhartid
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beqz a0, boot_master_core
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loop_slave_core:
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wfi
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j loop_slave_core
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boot_master_core:
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