1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Bootdev for SCSI
4 *
5 * Copyright 2021 Google LLC
6 * Written by Simon Glass <sjg@chromium.org>
7 */
8
9 #include <bootdev.h>
10 #include <dm.h>
11 #include <init.h>
12 #include <scsi.h>
13
scsi_bootdev_bind(struct udevice * dev)14 static int scsi_bootdev_bind(struct udevice *dev)
15 {
16 struct bootdev_uc_plat *ucp = dev_get_uclass_plat(dev);
17
18 ucp->prio = BOOTDEVP_4_SCAN_FAST;
19
20 return 0;
21 }
22
scsi_bootdev_hunt(struct bootdev_hunter * info,bool show)23 static int scsi_bootdev_hunt(struct bootdev_hunter *info, bool show)
24 {
25 int ret;
26
27 if (IS_ENABLED(CONFIG_PCI)) {
28 ret = pci_init();
29 if (ret)
30 return log_msg_ret("pci", ret);
31 }
32
33 ret = scsi_scan(true);
34 if (ret)
35 return log_msg_ret("scs", ret);
36
37 return 0;
38 }
39
40 struct bootdev_ops scsi_bootdev_ops = {
41 };
42
43 static const struct udevice_id scsi_bootdev_ids[] = {
44 { .compatible = "u-boot,bootdev-scsi" },
45 { }
46 };
47
48 U_BOOT_DRIVER(scsi_bootdev) = {
49 .name = "scsi_bootdev",
50 .id = UCLASS_BOOTDEV,
51 .ops = &scsi_bootdev_ops,
52 .bind = scsi_bootdev_bind,
53 .of_match = scsi_bootdev_ids,
54 };
55
56 BOOTDEV_HUNTER(scsi_bootdev_hunter) = {
57 .prio = BOOTDEVP_4_SCAN_FAST,
58 .uclass = UCLASS_SCSI,
59 .hunt = scsi_bootdev_hunt,
60 .drv = DM_DRIVER_REF(scsi_bootdev),
61 };
62