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https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
206 lines
5.1 KiB
C
206 lines
5.1 KiB
C
/** @file
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Load/boot UEFI Linux.
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Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __LOAD_LINUX_LIB__
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#define __LOAD_LINUX_LIB__
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/**
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Verifies that the kernel setup image is valid and supported.
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The kernel setup image should be checked before using other library
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routines which take the kernel setup as an input.
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@param[in] KernelSetup - The kernel setup image
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@param[in] KernelSetupSize - The kernel setup size
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@retval EFI_SUCCESS - The Linux kernel setup is valid and supported
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@retval EFI_INVALID_PARAMETER - KernelSetup was NULL
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@retval EFI_UNSUPPORTED - The Linux kernel is not supported
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**/
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EFI_STATUS
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EFIAPI
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LoadLinuxCheckKernelSetup (
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IN VOID *KernelSetup,
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IN UINTN KernelSetupSize
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);
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/**
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Gets the initial runtime size of the Linux kernel image by examining
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the kernel setup image.
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@param[in] KernelSetup - The kernel setup image
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@param[in] KernelSize - The kernel size on disk.
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@retval 0 An error occurred
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@retval !0 The initial size required by the kernel to
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begin execution.
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**/
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UINTN
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EFIAPI
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LoadLinuxGetKernelSize (
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IN VOID *KernelSetup,
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IN UINTN KernelSize
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);
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/**
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Loads and boots UEFI Linux.
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Note: If successful, then this routine will not return
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@param[in] Kernel - The main kernel image
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@param[in,out] KernelSetup - The kernel setup image
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@retval EFI_NOT_FOUND - The Linux kernel was not found
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@retval EFI_INVALID_PARAMETER - Kernel or KernelSetup was NULL
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@retval EFI_UNSUPPORTED - The Linux kernel version is not supported
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**/
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EFI_STATUS
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EFIAPI
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LoadLinux (
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IN VOID *Kernel,
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IN OUT VOID *KernelSetup
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);
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/**
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Allocates pages for the kernel setup image.
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@param[in] Pages - The number of pages
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@retval NULL - Unable to allocate pages
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@retval !NULL - The address of the pages allocated
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**/
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VOID*
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EFIAPI
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LoadLinuxAllocateKernelSetupPages (
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IN UINTN Pages
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);
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/**
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Clears the uninitialised space before and after the struct setup_header
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in the kernel setup image. The kernel requires that these be zeroed
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unless explicitly initialised, so this function should be called after
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the setup_header has been copied in from a bzImage, before setting up
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anything else.
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@param[in] KernelSetup - The kernel setup image
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@retval EFI_SUCCESS - The Linux kernel setup was successfully initialized
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@retval EFI_INVALID_PARAMETER - KernelSetup was NULL
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@retval EFI_UNSUPPORTED - The Linux kernel is not supported
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**/
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EFI_STATUS
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EFIAPI
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LoadLinuxInitializeKernelSetup (
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IN VOID *KernelSetup
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);
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/**
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Allocates pages for the kernel.
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@param[in] KernelSetup - The kernel setup image
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@param[in] Pages - The number of pages. (It is recommended to use the
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size returned from LoadLinuxGetKernelSize.)
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@retval NULL - Unable to allocate pages
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@retval !NULL - The address of the pages allocated
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**/
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VOID*
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EFIAPI
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LoadLinuxAllocateKernelPages (
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IN VOID *KernelSetup,
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IN UINTN Pages
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);
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/**
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Allocates pages for the kernel command line.
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@param[in] Pages - The number of pages.
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@retval NULL - Unable to allocate pages
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@retval !NULL - The address of the pages allocated
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**/
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VOID*
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EFIAPI
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LoadLinuxAllocateCommandLinePages (
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IN UINTN Pages
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);
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/**
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Allocates pages for the initrd image.
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@param[in,out] KernelSetup - The kernel setup image
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@param[in] Pages - The number of pages.
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@retval NULL - Unable to allocate pages
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@retval !NULL - The address of the pages allocated
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**/
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VOID*
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EFIAPI
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LoadLinuxAllocateInitrdPages (
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IN VOID *KernelSetup,
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IN UINTN Pages
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);
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/**
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Sets the kernel command line parameter within the setup image.
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@param[in,out] KernelSetup - The kernel setup image
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@param[in] CommandLine - The kernel command line
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@retval EFI_SUCCESS - The Linux kernel setup is valid and supported
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@retval EFI_INVALID_PARAMETER - KernelSetup was NULL
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@retval EFI_UNSUPPORTED - The Linux kernel is not supported
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**/
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EFI_STATUS
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EFIAPI
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LoadLinuxSetCommandLine (
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IN OUT VOID *KernelSetup,
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IN CHAR8 *CommandLine
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);
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/**
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Sets the kernel initial ram disk pointer within the setup image.
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@param[in,out] KernelSetup - The kernel setup image
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@param[in] Initrd - Pointer to the initial ram disk
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@param[in] InitrdSize - The initial ram disk image size
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@retval EFI_SUCCESS - The Linux kernel setup is valid and supported
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@retval EFI_INVALID_PARAMETER - KernelSetup was NULL
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@retval EFI_UNSUPPORTED - The Linux kernel is not supported
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**/
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EFI_STATUS
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EFIAPI
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LoadLinuxSetInitrd (
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IN OUT VOID *KernelSetup,
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IN VOID *Initrd,
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IN UINTN InitrdSize
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);
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#endif
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