forked from Mirrors/opensbi
lib: Add ipi exit API
We add sbi_ipi_exit() API for exit path handling in sbi_exit() implementation. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>
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@@ -160,8 +160,25 @@ int sbi_ipi_init(struct sbi_scratch *scratch, bool cold_boot)
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if (ret)
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return ret;
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/* Platform init */
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ret = sbi_platform_ipi_init(sbi_platform_ptr(scratch), cold_boot);
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if (ret)
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return ret;
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/* Enable software interrupts */
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csr_set(CSR_MIE, MIP_MSIP);
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return sbi_platform_ipi_init(sbi_platform_ptr(scratch), cold_boot);
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return 0;
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}
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void sbi_ipi_exit(struct sbi_scratch *scratch)
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{
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/* Disable software interrupts */
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csr_clear(CSR_MIE, MIP_MSIP);
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/* Process pending IPIs */
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sbi_ipi_process(scratch);
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/* Platform exit */
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sbi_platform_ipi_exit(sbi_platform_ptr(scratch));
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}
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