From 6e0184b86f689045a0acc268e1899ce7757c65d0 Mon Sep 17 00:00:00 2001 From: Ilias Apalodimas Date: Tue, 22 Jun 2021 17:38:53 +0300 Subject: [PATCH] efi_loader: Always install FMPs We only install FMPs if a CapsuleUpdate is requested. Since we now have an ESRT table which relies on FMPs to build the required information, it makes more sense to unconditionally install them. This will allow userspace applications (e.g fwupd) to make use of the ERST and provide us with files we can use to run CapsuleUpdate on-disk Signed-off-by: Ilias Apalodimas Reviewed-by: Heinrich Schuchardt --- include/efi_loader.h | 1 + lib/efi_loader/efi_capsule.c | 11 +++-------- lib/efi_loader/efi_setup.c | 6 ++++++ 3 files changed, 10 insertions(+), 8 deletions(-) diff --git a/include/efi_loader.h b/include/efi_loader.h index 0a9c82a257..b81180cfda 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -972,4 +972,5 @@ efi_status_t efi_esrt_register(void); * - error code otherwise. */ efi_status_t efi_esrt_populate(void); +efi_status_t efi_load_capsule_drivers(void); #endif /* _EFI_LOADER_H */ diff --git a/lib/efi_loader/efi_capsule.c b/lib/efi_loader/efi_capsule.c index cc6ed453ed..d7136035d8 100644 --- a/lib/efi_loader/efi_capsule.c +++ b/lib/efi_loader/efi_capsule.c @@ -919,13 +919,13 @@ static void efi_capsule_scan_done(void) } /** - * arch_efi_load_capsule_drivers - initialize capsule drivers + * efi_load_capsule_drivers - initialize capsule drivers * - * Architecture or board specific initialization routine + * Generic FMP drivers backed by DFU * * Return: status code */ -efi_status_t __weak arch_efi_load_capsule_drivers(void) +efi_status_t __weak efi_load_capsule_drivers(void) { __maybe_unused efi_handle_t handle; efi_status_t ret = EFI_SUCCESS; @@ -976,11 +976,6 @@ efi_status_t efi_launch_capsules(void) index = get_last_capsule(); - /* Load capsule drivers */ - ret = arch_efi_load_capsule_drivers(); - if (ret != EFI_SUCCESS) - return ret; - /* * Find capsules on disk. * All the capsules are collected at the beginning because diff --git a/lib/efi_loader/efi_setup.c b/lib/efi_loader/efi_setup.c index 3c5cf9a435..2dc6ba8337 100644 --- a/lib/efi_loader/efi_setup.c +++ b/lib/efi_loader/efi_setup.c @@ -254,6 +254,12 @@ efi_status_t efi_init_obj_list(void) if (ret != EFI_SUCCESS) goto out; + if (IS_ENABLED(CONFIG_EFI_HAVE_CAPSULE_SUPPORT)) { + ret = efi_load_capsule_drivers(); + if (ret != EFI_SUCCESS) + goto out; + } + #if defined(CONFIG_LCD) || defined(CONFIG_DM_VIDEO) ret = efi_gop_register(); if (ret != EFI_SUCCESS)