From d85ae79dc9911cb2062cce24101f19885417fcaf Mon Sep 17 00:00:00 2001 From: David Zeuthen Date: Wed, 2 Sep 2015 15:49:58 -0400 Subject: [PATCH] Add slot_suffix field to struct bootloader_message. This is needed by fs_mgr for certain A/B implementations. Change-Id: I7bb404d61198eb7a962c2b693911f5156745daae --- bootloader.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/bootloader.h b/bootloader.h index 4e9fb0a0..742a4abf 100644 --- a/bootloader.h +++ b/bootloader.h @@ -39,6 +39,13 @@ * multiple times, so that the UI can reflect which invocation of the * package it is. If the value is of the format "#/#" (eg, "1/3"), * the UI will add a simple indicator of that status. + * + * The slot_suffix field is used for A/B implementations where the + * bootloader does not set the androidboot.ro.boot.slot_suffix kernel + * commandline parameter. This is used by fs_mgr to mount /system and + * other partitions with the slotselect flag set in fstab. A/B + * implementations are free to use all 32 bytes and may store private + * data past the first NUL-byte in this field. */ struct bootloader_message { char command[32]; @@ -51,7 +58,8 @@ struct bootloader_message { // stage string (for multistage packages) and possible future // expansion. char stage[32]; - char reserved[224]; + char slot_suffix[32]; + char reserved[192]; }; /* Read and write the bootloader command from the "misc" partition.