sw/device/lib/dif/autogen/dif_rv_plic_autogen.c

/*
 * Copyright 2023 Google LLC
 * Copyright lowRISC contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


// THIS FILE HAS BEEN GENERATED, DO NOT EDIT MANUALLY. COMMAND:
// util/make_new_dif.py --mode=regen --only=autogen

#include "sw/device/lib/dif/autogen/dif_rv_plic_autogen.h"

#include <stdint.h>

#include "rv_plic_regs.h"  // Generated.

OT_WARN_UNUSED_RESULT
dif_result_t dif_rv_plic_init(mmio_region_t base_addr, dif_rv_plic_t *rv_plic) {
  if (rv_plic == NULL) {
    return kDifBadArg;
  }

  rv_plic->base_addr = base_addr;

  return kDifOk;
}

dif_result_t dif_rv_plic_alert_force(const dif_rv_plic_t *rv_plic,
                                     dif_rv_plic_alert_t alert) {
  if (rv_plic == NULL) {
    return kDifBadArg;
  }

  bitfield_bit32_index_t alert_idx;
  switch (alert) {
    case kDifRvPlicAlertFatalFault:
      alert_idx = RV_PLIC_ALERT_TEST_FATAL_FAULT_BIT;
      break;
    default:
      return kDifBadArg;
  }

  uint32_t alert_test_reg = bitfield_bit32_write(0, alert_idx, true);
  mmio_region_write32(rv_plic->base_addr, RV_PLIC_ALERT_TEST_REG_OFFSET,
                      alert_test_reg);

  return kDifOk;
}