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/*
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2024 Rivos Inc.
*
* Authors:
* Clément Léger <cleger@rivosinc.com>
*/
#include <sbi/sbi_ecall.h>
#include <sbi/sbi_ecall_interface.h>
#include <sbi/sbi_error.h>
#include <sbi/sbi_fwft.h>
#include <sbi/sbi_trap.h>
static int sbi_ecall_fwft_handler(unsigned long extid, unsigned long funcid,
struct sbi_trap_regs *regs,
struct sbi_ecall_return *out)
{
int ret = 0;
switch (funcid) {
case SBI_EXT_FWFT_SET:
ret = sbi_fwft_set(regs->a0, regs->a1, regs->a2);
break;
case SBI_EXT_FWFT_GET:
ret = sbi_fwft_get(regs->a0, &out->value);
break;
default:
ret = SBI_ENOTSUPP;
break;
}
return ret;
}
struct sbi_ecall_extension ecall_fwft;
static int sbi_ecall_fwft_register_extensions(void)
{
return sbi_ecall_register_extension(&ecall_fwft);
}
struct sbi_ecall_extension ecall_fwft = {
.name = "fwft",
.extid_start = SBI_EXT_FWFT,
.extid_end = SBI_EXT_FWFT,
.experimental = true,
.register_extensions = sbi_ecall_fwft_register_extensions,
.handle = sbi_ecall_fwft_handler,
};
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