65117f1aa1
This patch introduces a kernel module to expose a capsule loader interface (misc char device file note) for users to upload capsule binaries. Example: cat firmware.bin > /dev/efi_capsule_loader Any upload error will be returned while doing "cat" through file operation write() function call. Signed-off-by: Kweh, Hock Leong <hock.leong.kweh@intel.com> [ Update comments and Kconfig text ] Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk> Reviewed-by: Bryan O'Donoghue <pure.logic@nexus-software.ie> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Peter Jones <pjones@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sam Protsenko <semen.protsenko@linaro.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: joeyli <jlee@suse.com> Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/1461614832-17633-30-git-send-email-matt@codeblueprint.co.uk Signed-off-by: Ingo Molnar <mingo@kernel.org>
28 lines
925 B
Makefile
28 lines
925 B
Makefile
#
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# Makefile for linux kernel
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#
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#
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# ARM64 maps efi runtime services in userspace addresses
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# which don't have KASAN shadow. So dereference of these addresses
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# in efi_call_virt() will cause crash if this code instrumented.
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#
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KASAN_SANITIZE_runtime-wrappers.o := n
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obj-$(CONFIG_EFI) += efi.o vars.o reboot.o memattr.o
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obj-$(CONFIG_EFI) += capsule.o
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obj-$(CONFIG_EFI_VARS) += efivars.o
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obj-$(CONFIG_EFI_ESRT) += esrt.o
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obj-$(CONFIG_EFI_VARS_PSTORE) += efi-pstore.o
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obj-$(CONFIG_UEFI_CPER) += cper.o
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obj-$(CONFIG_EFI_RUNTIME_MAP) += runtime-map.o
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obj-$(CONFIG_EFI_RUNTIME_WRAPPERS) += runtime-wrappers.o
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obj-$(CONFIG_EFI_STUB) += libstub/
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obj-$(CONFIG_EFI_FAKE_MEMMAP) += fake_mem.o
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obj-$(CONFIG_EFI_BOOTLOADER_CONTROL) += efibc.o
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arm-obj-$(CONFIG_EFI) := arm-init.o arm-runtime.o
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obj-$(CONFIG_ARM) += $(arm-obj-y)
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obj-$(CONFIG_ARM64) += $(arm-obj-y)
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obj-$(CONFIG_EFI_CAPSULE_LOADER) += capsule-loader.o
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