Bug#924290: [rfc] information about EFI partitions

["McIntyre, Vincent (CASS, Marsfield)" <Vincent.Mcintyre@csiro.au>]

On Mon, Jun 01, 2020 at 02:34:40PM +1000, Vincent McIntyre wrote:
>
>Revised patch below. I'll test it on amd64 and let you know
>if it works.

This has now been tested on a number of installs and works ok.
I think it's good to go now.

The partman-efi/non_efi_system question is somewhat confusing,
but setting it to 'true' is what one wants if you want to be sure
the system boots in EFI mode.

Regards
Vince

>diff --git a/en/appendix/preseed.xml b/en/appendix/preseed.xml
>index d7570d6b3..9757883b3 100644
>--- a/en/appendix/preseed.xml
>+++ b/en/appendix/preseed.xml
>@@ -1206,6 +1211,20 @@ d-i partman-auto/choose_recipe select atomic
># system labels, volume group names and which physical devices to include
># in a volume group.
>
>+## Partitioning for EFI
>+# If your system needs an EFI partition you could add something like
>+# this to the recipe above, as the first element in the recipe:
>+#               538 538 1075 free                              \
>+#                      $iflabel{ gpt }                         \
>+#                      $reusemethod{ }                         \
>+#                      method{ efi }                           \
>+#                      format{ }                               \
>+#               .                                              \
>+#
>+# The fragment above is for the amd64 architecture; the details may be
>+# different on other architectures. The 'partman-auto' package in the
>+# D-I source repository may have an example you can follow.
>+
># This makes partman automatically partition without confirmation, provided
># that you told it what to do using one of the methods above.
>d-i partman-partitioning/confirm_write_new_label boolean true
>@@ -1213,6 +1232,12 @@ d-i partman/choose_partition select finish
>d-i partman/confirm boolean true
>d-i partman/confirm_nooverwrite boolean true
>
>+# Force UEFI booting ('BIOS compatibility' will be lost). Default: false.
>+#d-i partman-efi/non_efi_system boolean true
>+# Ensure the partition table is GPT - this is required for EFI
>+#d-i partman-partitioning/choose_label string gpt
>+#d-i partman-partitioning/default_label string gpt
>+
># When disk encryption is enabled, skip wiping the partitions beforehand.
>#d-i partman-auto-crypto/erase_disks boolean false
></screen></informalexample>
>

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