On 4/21/22 02:30, AKASHI Takahiro wrote:
On Wed, Apr 20, 2022 at 09:42:00AM +0200, Heinrich Schuchardt wrote:
On 4/19/22 03:01, AKASHI Takahiro wrote:
Now we can build efi_loader with block device support (CONFIG_BLK) and
without CONFIG_PARTITIONS.
So change Makefile.

Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org>
---
   lib/efi_loader/Makefile | 2 +-
   1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile
index 034d26cf0109..aaaa25cefe01 100644
--- a/lib/efi_loader/Makefile
+++ b/lib/efi_loader/Makefile
@@ -68,7 +68,7 @@ obj-y += efi_watchdog.o
   obj-$(CONFIG_EFI_ESRT) += efi_esrt.o
   obj-$(CONFIG_LCD) += efi_gop.o
   obj-$(CONFIG_DM_VIDEO) += efi_gop.o
-obj-$(CONFIG_PARTITIONS) += efi_disk.o
+obj-$(CONFIG_BLK) += efi_disk.o

Why do we need efi_disk.o if CONFIG_PARTITIONS=n?

Why do you think so?
As you admitted in your comment at:
https://lists.denx.de/pipermail/u-boot/2022-April/481546.html

GPT(EFI_PARTITION) is optional under the current implementation
("EFI_LOADER should imply EFI_PARTITION" in your words).
As a matter of fact, EFI_LOADER (and efi_disk.o) can be compiled in
even without any partition table types.

If you don't agree, please drop this patch.
I don't care because it won't help reducing SPL code size anyway.

Without this patch db-88f6720_defconfig does not build after applying
the rest of the series:

arm-linux-gnueabi-ld.bfd: lib/efi_loader/efi_file.o: in function
`efi_file_from_path':
lib/efi_loader/efi_file.c:1095: undefined reference to `efi_fs_from_path'
arm-linux-gnueabi-ld.bfd: lib/efi_loader/efi_var_file.o: in function
`efi_set_blk_dev_to_system_partition':
lib/efi_loader/efi_var_file.c:54: undefined reference to
`efi_system_partition'

Best regards

Heinrich


-Takahiro Akashi

How can we be UEFI compliant without partition support?

Best regards

Heinrich

   obj-$(CONFIG_NET) += efi_net.o
   obj-$(CONFIG_GENERATE_ACPI_TABLE) += efi_acpi.o
   obj-$(CONFIG_GENERATE_SMBIOS_TABLE) += efi_smbios.o


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