projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 7d0478d2 SG |
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 | ||
| 16 | static 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 | ||
| 42 | struct bootdev_ops host_bootdev_ops = { | |
| 43 | .get_bootflow = host_get_bootflow, | |
| 44 | }; | |
| 45 | ||
| 46 | static const struct udevice_id host_bootdev_ids[] = { | |
| 47 | { .compatible = "sandbox,bootdev-host" }, | |
| 48 | { } | |
| 49 | }; | |
| 50 | ||
| 51 | U_BOOT_DRIVER(host_bootdev) = { | |
| 52 | .name = "host_bootdev", | |
| 53 | .id = UCLASS_BOOTDEV, | |
| 54 | .ops = &host_bootdev_ops, | |
| 55 | .of_match = host_bootdev_ids, | |
| 56 | }; |