LXR uboot/fs/sandbox/host

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Bootdevice for MMC
   4 *
   5 * Copyright 2021 Google LLC
   6 * Written by Simon Glass <sjg@chromium.org>
   7 */
   8
   9#include <common.h>
  10#include <bootdev.h>
  11#include <bootflow.h>
  12#include <bootmeth.h>
  13#include <dm.h>
  14#include <fs.h>
  15
  16static int host_get_bootflow(struct udevice *dev, struct bootflow_iter *iter,
  17                             struct bootflow *bflow)
  18{
  19        int ret;
  20
  21        if (iter->part)
  22                return log_msg_ret("max", -ESHUTDOWN);
  23
  24        bflow->name = strdup(dev->name);
  25        if (!bflow->name)
  26                return log_msg_ret("name", -ENOMEM);
  27
  28        ret = bootmeth_check(bflow->method, iter);
  29        if (ret)
  30                return log_msg_ret("check", ret);
  31
  32        bflow->state = BOOTFLOWST_MEDIA;
  33        bflow->fs_type = FS_TYPE_SANDBOX;
  34
  35        ret = bootmeth_read_bootflow(bflow->method, bflow);
  36        if (ret)
  37                return log_msg_ret("method", ret);
  38
  39        return 0;
  40}
  41
  42struct bootdev_ops host_bootdev_ops = {
  43        .get_bootflow   = host_get_bootflow,
  44};
  45
  46static const struct udevice_id host_bootdev_ids[] = {
  47        { .compatible = "sandbox,bootdev-host" },
  48        { }
  49};
  50
  51U_BOOT_DRIVER(host_bootdev) = {
  52        .name           = "host_bootdev",
  53        .id             = UCLASS_BOOTDEV,
  54        .ops            = &host_bootdev_ops,
  55        .of_match       = host_bootdev_ids,
  56};
  57