LXR uboot/arch/sandbox/lib/interrupts.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Copyright (c) 2011 The Chromium OS Authors.
   4 * Use of this source code is governed by a BSD-style license that can be
   5 * found in the LICENSE file.
   6 */
   7
   8#include <common.h>
   9#include <efi_loader.h>
  10#include <irq_func.h>
  11#include <os.h>
  12#include <asm/global_data.h>
  13#include <asm-generic/signal.h>
  14#include <asm/u-boot-sandbox.h>
  15
  16DECLARE_GLOBAL_DATA_PTR;
  17
  18int interrupt_init(void)
  19{
  20        return 0;
  21}
  22
  23void enable_interrupts(void)
  24{
  25        return;
  26}
  27int disable_interrupts(void)
  28{
  29        return 0;
  30}
  31
  32void os_signal_action(int sig, unsigned long pc)
  33{
  34        efi_restore_gd();
  35
  36        switch (sig) {
  37        case SIGILL:
  38                printf("\nIllegal instruction\n");
  39                break;
  40        case SIGBUS:
  41                printf("\nBus error\n");
  42                break;
  43        case SIGSEGV:
  44                printf("\nSegmentation violation\n");
  45                break;
  46        default:
  47                break;
  48        }
  49        printf("pc = 0x%lx, ", pc);
  50        printf("pc_reloc = 0x%lx\n\n", pc - gd->reloc_off);
  51        efi_print_image_infos((void *)pc);
  52
  53        if (IS_ENABLED(CONFIG_SANDBOX_CRASH_RESET)) {
  54                printf("resetting ...\n\n");
  55                sandbox_reset();
  56        } else {
  57                sandbox_exit();
  58        }
  59}
  60