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disk: Only use BLOCK_IO as fallback to DISK_IO when determining optical

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This commit is contained in:
mintsuki 2022-10-09 10:52:59 +02:00
parent 2e05e4ca40
commit 9d1d910d9c
1 changed files with 19 additions and 2 deletions
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21
common/drivers/disk.s2.c
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@ -537,6 +537,14 @@ fail:
break;
}
EFI_GUID disk_io_guid = DISK_IO_PROTOCOL;
EFI_DISK_IO *disk_io = NULL;
status = gBS->HandleProtocol(handles[i], &disk_io_guid, (void **)&disk_io);
if (status) {
disk_io = NULL;
}
EFI_BLOCK_IO *drive = NULL;
status = gBS->HandleProtocol(handles[i], &block_io_guid, (void **)&drive);
@ -547,12 +555,21 @@ fail:
if (drive->Media->LogicalPartition)
continue;
status = drive->ReadBlocks(drive, drive->Media->MediaId, 0, 4096, unique_sector_pool);
uint64_t orig;
if (disk_io != NULL) {
status = disk_io->ReadDisk(disk_io, drive->Media->MediaId, 0, sizeof(uint64_t), &orig);
} else {
status = drive->ReadBlocks(drive, drive->Media->MediaId, 0, 4096, unique_sector_pool);
}
if (status) {
continue;
}
status = drive->WriteBlocks(drive, drive->Media->MediaId, 0, 4096, unique_sector_pool);
if (disk_io != NULL) {
status = disk_io->WriteDisk(disk_io, drive->Media->MediaId, 0, sizeof(uint64_t), &orig);
} else {
status = drive->WriteBlocks(drive, drive->Media->MediaId, 0, 4096, unique_sector_pool);
}
struct volume *block = ext_mem_alloc(sizeof(struct volume));