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[v2,2/2] docs: admin-guide: EFI stub to main Linux handoff

Message ID 20201003063725.8698-3-xypron.glpk@gmx.de
State New
Headers show
Series docs: admin-guide: EFI Boot Stub | expand

Commit Message

Heinrich Schuchardt Oct. 3, 2020, 6:37 a.m. UTC 
Describe the handoff from the EFI stub to the main Linux kernel.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
v2:
	new patch
---
 Documentation/admin-guide/efi-stub.rst | 12 ++++++++++++
 1 file changed, 12 insertions(+)

--
2.28.0
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Patch

diff --git a/Documentation/admin-guide/efi-stub.rst b/Documentation/admin-guide/efi-stub.rst
index 4965dec48af4..669602ff4515 100644
--- a/Documentation/admin-guide/efi-stub.rst
+++ b/Documentation/admin-guide/efi-stub.rst
@@ -133,3 +133,15 @@  described above.

 This option is only available if CONFIG_EFI_ARMSTUB_DTB_LOADER=y and secure
 boot is disabled.
+
+Handoff to main Linux kernel
+----------------------------
+
+Currently the EFI stub enters the main Linux kernel via the same entry points
+that are used when booting without UEFI. This might change in future versions.
+For a description of these entry points see:
+
+* for arm :doc:`/arm/booting`
+* for arm64 :doc:`/arm64/booting`
+* for riscv :doc:`/riscv/index`
+* for x86 :doc:`/x86/boot`