}
if (image) {
- r = efi_free_pool(image);
+ r = boottime->free_pool(image);
if (r != EFI_SUCCESS) {
efi_st_error("Failed to free image\n");
return EFI_ST_FAILURE;
} system_info;
efi_uintn_t buf_size;
char buf[16] __aligned(ARCH_DMA_MINALIGN);
+ u64 pos;
+ /* Connect controller to virtual disk */
ret = boottime->connect_controller(disk_handle, NULL, NULL, 1);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to connect controller\n");
return EFI_ST_FAILURE;
}
+
+ /* Get the handle for the partition */
ret = boottime->locate_handle_buffer(
BY_PROTOCOL, &guid_device_path, NULL,
&no_handles, &handles);
efi_st_error("Partition handle not found\n");
return EFI_ST_FAILURE;
}
+
+ /* Open the simple file system protocol */
ret = boottime->open_protocol(handle_partition,
&guid_simple_file_system_protocol,
(void **)&file_system, NULL, NULL,
efi_st_error("Failed to open simple file system protocol\n");
return EFI_ST_FAILURE;
}
+
+ /* Open volume */
ret = file_system->open_volume(file_system, &root);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to open volume\n");
"Wrong volume label '%ps', expected 'U-BOOT TEST'\n",
system_info.info.volume_label);
}
- ret = root->open(root, &file, (s16 *)L"hello.txt", EFI_FILE_MODE_READ,
+
+ /* Read file */
+ ret = root->open(root, &file, L"hello.txt", EFI_FILE_MODE_READ,
0);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to open file\n");
return EFI_ST_FAILURE;
}
+ ret = file->setpos(file, 1);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("SetPosition failed\n");
+ return EFI_ST_FAILURE;
+ }
buf_size = sizeof(buf) - 1;
ret = file->read(file, &buf_size, buf);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to read file\n");
return EFI_ST_FAILURE;
}
- if (efi_st_memcmp(buf, "Hello world!", 12)) {
+ if (buf_size != 12) {
+ efi_st_error("Wrong number of bytes read: %u\n",
+ (unsigned int)buf_size);
+ return EFI_ST_FAILURE;
+ }
+ if (efi_st_memcmp(buf, "ello world!", 11)) {
efi_st_error("Unexpected file content\n");
return EFI_ST_FAILURE;
}
+ ret = file->getpos(file, &pos);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("GetPosition failed\n");
+ return EFI_ST_FAILURE;
+ }
+ if (pos != 13) {
+ efi_st_error("GetPosition returned %u, expected 13\n",
+ (unsigned int)pos);
+ return EFI_ST_FAILURE;
+ }
ret = file->close(file);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to close file\n");
return EFI_ST_FAILURE;
}
+
+#ifdef CONFIG_FAT_WRITE
+ /* Write file */
+ ret = root->open(root, &file, L"u-boot.txt", EFI_FILE_MODE_READ |
+ EFI_FILE_MODE_WRITE | EFI_FILE_MODE_CREATE, 0);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to open file\n");
+ return EFI_ST_FAILURE;
+ }
+ buf_size = 7;
+ boottime->set_mem(buf, sizeof(buf), 0);
+ boottime->copy_mem(buf, "U-Boot", buf_size);
+ ret = file->write(file, &buf_size, buf);
+ if (ret != EFI_SUCCESS || buf_size != 7) {
+ efi_st_error("Failed to write file\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = file->getpos(file, &pos);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("GetPosition failed\n");
+ return EFI_ST_FAILURE;
+ }
+ if (pos != 7) {
+ efi_st_error("GetPosition returned %u, expected 7\n",
+ (unsigned int)pos);
+ return EFI_ST_FAILURE;
+ }
+ ret = file->close(file);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to close file\n");
+ return EFI_ST_FAILURE;
+ }
+
+ /* Verify file */
+ boottime->set_mem(buf, sizeof(buf), 0);
+ ret = root->open(root, &file, L"u-boot.txt", EFI_FILE_MODE_READ,
+ 0);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to open file\n");
+ return EFI_ST_FAILURE;
+ }
+ buf_size = sizeof(buf) - 1;
+ ret = file->read(file, &buf_size, buf);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to read file\n");
+ return EFI_ST_FAILURE;
+ }
+ if (buf_size != 7) {
+ efi_st_error("Wrong number of bytes read: %u\n",
+ (unsigned int)buf_size);
+ return EFI_ST_FAILURE;
+ }
+ if (efi_st_memcmp(buf, "U-Boot", 7)) {
+ efi_st_error("Unexpected file content %s\n", buf);
+ return EFI_ST_FAILURE;
+ }
+ ret = file->close(file);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to close file\n");
+ return EFI_ST_FAILURE;
+ }
+#else
+ efi_st_todo("CONFIG_FAT_WRITE is not set\n");
+#endif /* CONFIG_FAT_WRITE */
+
+ /* Close volume */
ret = root->close(root);
if (ret != EFI_SUCCESS) {
efi_st_error("Failed to close volume\n");