rv_plic_testutils.c

// Copyright lowRISC contributors (OpenTitan project).
// Licensed under the Apache License, Version 2.0, see LICENSE for details.
// SPDX-License-Identifier: Apache-2.0
 
#include "sw/device/lib/testing/rv_plic_testutils.h"
 
#include "sw/device/lib/dif/dif_base.h"
#include "sw/device/lib/dif/dif_rv_plic.h"
#include "sw/device/lib/runtime/log.h"
#include "sw/device/lib/testing/rand_testutils.h"
#include "sw/device/lib/testing/test_framework/check.h"
 
void rv_plic_testutils_irq_range_enable(dif_rv_plic_t *plic,
                                        dif_rv_plic_target_t target,
                                        dif_rv_plic_irq_id_t start_irq_id,
                                        dif_rv_plic_irq_id_t end_irq_id) {
  for (dif_rv_plic_irq_id_t irq_id = start_irq_id; irq_id <= end_irq_id;
       ++irq_id) {
    uint32_t priority = rand_testutils_gen32_range(kDifRvPlicMinPriority + 1,
                                                   kDifRvPlicMaxPriority);
    CHECK_DIF_OK(dif_rv_plic_irq_set_priority(plic, irq_id, priority));
    CHECK_DIF_OK(
        dif_rv_plic_irq_set_enabled(plic, irq_id, target, kDifToggleEnabled));
  }
  CHECK_DIF_OK(
      dif_rv_plic_target_set_threshold(plic, target, kDifRvPlicMinPriority));
}