X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OldMdePkg%2FLibrary%2FBaseLib%2FX64%2FNon-existing.c;fp=OldMdePkg%2FLibrary%2FBaseLib%2FX64%2FNon-existing.c;h=0000000000000000000000000000000000000000;hp=4f0c9323801b68c2da7883394634878de0db6452;hb=808def96aa4589fba9c2d0ea55837754a3b7a4f7;hpb=9216450d1143056a50a5f916984a2d7faf590488 diff --git a/OldMdePkg/Library/BaseLib/X64/Non-existing.c b/OldMdePkg/Library/BaseLib/X64/Non-existing.c deleted file mode 100644 index 4f0c932380..0000000000 --- a/OldMdePkg/Library/BaseLib/X64/Non-existing.c +++ /dev/null @@ -1,110 +0,0 @@ -/** @file - Non-existing BaseLib functions on x64 - - Copyright (c) 2006, Intel Corporation - All rights reserved. This program and the accompanying materials - are licensed and made available under the terms and conditions of the BSD License - which accompanies this distribution. The full text of the license may be found at - http://opensource.org/licenses/bsd-license.php - - THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, - WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. - - Module Name: Non-existing.c - -**/ - -#include "../BaseLibInternals.h" - -/** - Enables the 32-bit paging mode on the CPU. - - Enables the 32-bit paging mode on the CPU. CR0, CR3, CR4, and the page tables - must be properly initialized prior to calling this service. This function - assumes the current execution mode is 32-bit protected mode. This function is - only available on IA-32. After the 32-bit paging mode is enabled, control is - transferred to the function specified by EntryPoint using the new stack - specified by NewStack and passing in the parameters specified by Context1 and - Context2. Context1 and Context2 are optional and may be NULL. The function - EntryPoint must never return. - - There are a number of constraints that must be followed before calling this - function: - 1) Interrupts must be disabled. - 2) The caller must be in 32-bit protected mode with flat descriptors. This - means all descriptors must have a base of 0 and a limit of 4GB. - 3) CR0 and CR4 must be compatible with 32-bit protected mode with flat - descriptors. - 4) CR3 must point to valid page tables that will be used once the transition - is complete, and those page tables must guarantee that the pages for this - function and the stack are identity mapped. - - @param EntryPoint A pointer to function to call with the new stack after - paging is enabled. - @param Context1 A pointer to the context to pass into the EntryPoint - function as the first parameter after paging is enabled. - @param Context2 A pointer to the context to pass into the EntryPoint - function as the second parameter after paging is enabled. - @param NewStack A pointer to the new stack to use for the EntryPoint - function after paging is enabled. - -**/ -VOID -EFIAPI -InternalX86EnablePaging32 ( - IN SWITCH_STACK_ENTRY_POINT EntryPoint, - IN VOID *Context1, OPTIONAL - IN VOID *Context2, OPTIONAL - IN VOID *NewStack - ) -{ - // - // This function cannot work on X64 platform - // - ASSERT (FALSE); -} - -/** - Disables the 32-bit paging mode on the CPU. - - Disables the 32-bit paging mode on the CPU and returns to 32-bit protected - mode. This function assumes the current execution mode is 32-paged protected - mode. This function is only available on IA-32. After the 32-bit paging mode - is disabled, control is transferred to the function specified by EntryPoint - using the new stack specified by NewStack and passing in the parameters - specified by Context1 and Context2. Context1 and Context2 are optional and - may be NULL. The function EntryPoint must never return. - - There are a number of constraints that must be followed before calling this - function: - 1) Interrupts must be disabled. - 2) The caller must be in 32-bit paged mode. - 3) CR0, CR3, and CR4 must be compatible with 32-bit paged mode. - 4) CR3 must point to valid page tables that guarantee that the pages for - this function and the stack are identity mapped. - - @param EntryPoint A pointer to function to call with the new stack after - paging is disabled. - @param Context1 A pointer to the context to pass into the EntryPoint - function as the first parameter after paging is disabled. - @param Context2 A pointer to the context to pass into the EntryPoint - function as the second parameter after paging is - disabled. - @param NewStack A pointer to the new stack to use for the EntryPoint - function after paging is disabled. - -**/ -VOID -EFIAPI -InternalX86DisablePaging32 ( - IN SWITCH_STACK_ENTRY_POINT EntryPoint, - IN VOID *Context1, OPTIONAL - IN VOID *Context2, OPTIONAL - IN VOID *NewStack - ) -{ - // - // This function cannot work on X64 platform - // - ASSERT (FALSE); -}