37 lines
817 B
C
37 lines
817 B
C
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/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2020 Western Digital Corporation or its affiliates.
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*
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* Authors:
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* Anup Patel <anup.patel@wdc.com>
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* Atish Patra <atish.patra@wdc.com>
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*/
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#include <sbi/sbi_error.h>
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#include <sbi/sbi_ecall.h>
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#include <sbi/sbi_ecall_interface.h>
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#include <sbi/sbi_trap.h>
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#include <sbi/sbi_ipi.h>
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static int sbi_ecall_ipi_handler(unsigned long extid, unsigned long funcid,
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const struct sbi_trap_regs *regs,
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unsigned long *out_val,
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struct sbi_trap_info *out_trap)
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{
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int ret = 0;
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if (funcid == SBI_EXT_IPI_SEND_IPI)
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ret = sbi_ipi_send_smode(regs->a0, regs->a1);
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else
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ret = SBI_ENOTSUPP;
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return ret;
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}
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struct sbi_ecall_extension ecall_ipi = {
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.extid_start = SBI_EXT_IPI,
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.extid_end = SBI_EXT_IPI,
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.handle = sbi_ecall_ipi_handler,
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};
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