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/*
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2020 Western Digital Corporation or its affiliates.
*
* Authors:
* Anup Patel <anup.patel@wdc.com>
* Atish Patra <atish.patra@wdc.com>
*/
#include <sbi/sbi_error.h>
#include <sbi/sbi_ecall.h>
#include <sbi/sbi_ecall_interface.h>
#include <sbi/sbi_trap.h>
#include <sbi/sbi_ipi.h>
#include <sbi/sbi_console.h>
static int sbi_ecall_ipi_handler(unsigned long extid, unsigned long funcid,
const struct sbi_trap_regs *regs,
unsigned long *out_val,
struct sbi_trap_info *out_trap)
{
int ret = 0;
if (funcid == SBI_EXT_IPI_SEND_IPI)
ret = sbi_ipi_send_smode(regs->a0, regs->a1);
else if (funcid == SBI_EXT_IPI_SEND_EXT_DOMAIN)
ret = sbi_ipi_send_ext(regs->a1, NULL, regs->a2);
else if (funcid == SBI_EXT_IPI_SET_AMP_DATA_ADDR)
sbi_ipi_set_amp_data_addr(regs->a0);
else
ret = SBI_ENOTSUPP;
return ret;
}
struct sbi_ecall_extension ecall_ipi = {
.extid_start = SBI_EXT_IPI,
.extid_end = SBI_EXT_IPI,
.handle = sbi_ecall_ipi_handler,
};
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