From: vanjeff Date: Thu, 25 Sep 2008 02:25:04 +0000 (+0000) Subject: Change name. X-Git-Tag: edk2-stable201903~20256 X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=b0cb767e89e279f5cdd2dc43e7044f6c7ebb2b81 Change name. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5969 6f19259b-4bc3-4df7-8a09-765794883524 --- diff --git a/MdePkg/Library/BaseLib/X86EnablePaging64.c b/MdePkg/Library/BaseLib/X86EnablePaging64.c new file mode 100644 index 0000000000..cf55ff5f05 --- /dev/null +++ b/MdePkg/Library/BaseLib/X86EnablePaging64.c @@ -0,0 +1,65 @@ +/** @file + IA-32/x64 AsmEnablePaging64() + + 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. + +**/ + + + + +#include "BaseLibInternals.h" + +/** + Enables the 64-bit paging mode on the CPU. + + Enables the 64-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 with flat + descriptors. This function is only available on IA-32. After the 64-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 0. The function EntryPoint must never return. + + If the current execution mode is not 32-bit protected mode with flat + descriptors, then ASSERT(). + If EntryPoint is 0, then ASSERT(). + If NewStack is 0, then ASSERT(). + + @param Cs The 16-bit selector to load in the CS before EntryPoint + is called. The descriptor in the GDT that this selector + references must be setup for long mode. + @param EntryPoint The 64-bit virtual address of the function to call with + the new stack after paging is enabled. + @param Context1 The 64-bit virtual address of the context to pass into + the EntryPoint function as the first parameter after + paging is enabled. + @param Context2 The 64-bit virtual address of the context to pass into + the EntryPoint function as the second parameter after + paging is enabled. + @param NewStack The 64-bit virtual address of the new stack to use for + the EntryPoint function after paging is enabled. + +**/ +VOID +EFIAPI +AsmEnablePaging64 ( + IN UINT16 Cs, + IN UINT64 EntryPoint, + IN UINT64 Context1, OPTIONAL + IN UINT64 Context2, OPTIONAL + IN UINT64 NewStack + ) +{ + ASSERT (EntryPoint != 0); + ASSERT (NewStack != 0); + InternalX86EnablePaging64 (Cs, EntryPoint, Context1, Context2, NewStack); +} diff --git a/MdePkg/Library/BaseLib/x86EnablePaging64.c b/MdePkg/Library/BaseLib/x86EnablePaging64.c deleted file mode 100644 index cf55ff5f05..0000000000 --- a/MdePkg/Library/BaseLib/x86EnablePaging64.c +++ /dev/null @@ -1,65 +0,0 @@ -/** @file - IA-32/x64 AsmEnablePaging64() - - 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. - -**/ - - - - -#include "BaseLibInternals.h" - -/** - Enables the 64-bit paging mode on the CPU. - - Enables the 64-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 with flat - descriptors. This function is only available on IA-32. After the 64-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 0. The function EntryPoint must never return. - - If the current execution mode is not 32-bit protected mode with flat - descriptors, then ASSERT(). - If EntryPoint is 0, then ASSERT(). - If NewStack is 0, then ASSERT(). - - @param Cs The 16-bit selector to load in the CS before EntryPoint - is called. The descriptor in the GDT that this selector - references must be setup for long mode. - @param EntryPoint The 64-bit virtual address of the function to call with - the new stack after paging is enabled. - @param Context1 The 64-bit virtual address of the context to pass into - the EntryPoint function as the first parameter after - paging is enabled. - @param Context2 The 64-bit virtual address of the context to pass into - the EntryPoint function as the second parameter after - paging is enabled. - @param NewStack The 64-bit virtual address of the new stack to use for - the EntryPoint function after paging is enabled. - -**/ -VOID -EFIAPI -AsmEnablePaging64 ( - IN UINT16 Cs, - IN UINT64 EntryPoint, - IN UINT64 Context1, OPTIONAL - IN UINT64 Context2, OPTIONAL - IN UINT64 NewStack - ) -{ - ASSERT (EntryPoint != 0); - ASSERT (NewStack != 0); - InternalX86EnablePaging64 (Cs, EntryPoint, Context1, Context2, NewStack); -}