- case DEVICE_PATH_TYPE_MEDIA_DEVICE:
- switch (device_node->sub_type) {
- case DEVICE_PATH_SUB_TYPE_FILE_PATH:
- buffer_size = device_node->length - 4;
- r = efi_allocate_pool(EFI_ALLOCATE_ANY_PAGES,
- buffer_size, (void **) &buffer);
- if (r != EFI_SUCCESS)
- return NULL;
- memcpy(buffer, device_node->data, buffer_size);
+ }
+ case DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS: {
+ struct efi_device_path_usb_class *ucdp =
+ (struct efi_device_path_usb_class *)dp;
+
+ s += sprintf(s, "USBClass(%x,%x,%x,%x,%x)",
+ ucdp->vendor_id, ucdp->product_id,
+ ucdp->device_class, ucdp->device_subclass,
+ ucdp->device_protocol);
+
+ break;
+ }
+ case DEVICE_PATH_SUB_TYPE_MSG_SD:
+ case DEVICE_PATH_SUB_TYPE_MSG_MMC: {
+ const char *typename =
+ (dp->sub_type == DEVICE_PATH_SUB_TYPE_MSG_SD) ?
+ "SD" : "eMMC";
+ struct efi_device_path_sd_mmc_path *sddp =
+ (struct efi_device_path_sd_mmc_path *)dp;
+ s += sprintf(s, "%s(%u)", typename, sddp->slot_number);
+ break;
+ }
+ default:
+ s = dp_unknown(s, dp);
+ break;
+ }
+ return s;
+}
+
+/*
+ * Convert a media device path node to text.
+ *
+ * @s output buffer
+ * @dp device path node
+ * @return next unused buffer address
+ */
+static char *dp_media(char *s, struct efi_device_path *dp)
+{
+ switch (dp->sub_type) {
+ case DEVICE_PATH_SUB_TYPE_HARD_DRIVE_PATH: {
+ struct efi_device_path_hard_drive_path *hddp =
+ (struct efi_device_path_hard_drive_path *)dp;
+ void *sig = hddp->partition_signature;
+ u64 start;
+ u64 end;
+
+ /* Copy from packed structure to aligned memory */
+ memcpy(&start, &hddp->partition_start, sizeof(start));
+ memcpy(&end, &hddp->partition_end, sizeof(end));
+
+ switch (hddp->signature_type) {
+ case SIG_TYPE_MBR: {
+ u32 signature;
+
+ memcpy(&signature, sig, sizeof(signature));
+ s += sprintf(
+ s, "HD(%d,MBR,0x%08x,0x%llx,0x%llx)",
+ hddp->partition_number, signature, start, end);
+ break;
+ }
+ case SIG_TYPE_GUID:
+ s += sprintf(
+ s, "HD(%d,GPT,%pUl,0x%llx,0x%llx)",
+ hddp->partition_number, sig, start, end);
+ break;
+ default:
+ s += sprintf(
+ s, "HD(%d,0x%02x,0,0x%llx,0x%llx)",
+ hddp->partition_number, hddp->partmap_type,
+ start, end);