--- /dev/null
+/** @file\r
+ IA-32/x64 AsmEnablePaging32()\r
+\r
+ Copyright (c) 2006, Intel Corporation<BR>\r
+ All rights reserved. This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+**/\r
+\r
+\r
+\r
+\r
+#include "BaseLibInternals.h"\r
+\r
+/**\r
+ Enables the 32-bit paging mode on the CPU.\r
+\r
+ Enables the 32-bit paging mode on the CPU. CR0, CR3, CR4, and the page tables\r
+ must be properly initialized prior to calling this service. This function\r
+ assumes the current execution mode is 32-bit protected mode. This function is\r
+ only available on IA-32. After the 32-bit paging mode is enabled, control is\r
+ transferred to the function specified by EntryPoint using the new stack\r
+ specified by NewStack and passing in the parameters specified by Context1 and\r
+ Context2. Context1 and Context2 are optional and may be NULL. The function\r
+ EntryPoint must never return.\r
+\r
+ If the current execution mode is not 32-bit protected mode, then ASSERT().\r
+ If EntryPoint is NULL, then ASSERT().\r
+ If NewStack is NULL, then ASSERT().\r
+\r
+ There are a number of constraints that must be followed before calling this\r
+ function:\r
+ 1) Interrupts must be disabled.\r
+ 2) The caller must be in 32-bit protected mode with flat descriptors. This\r
+ means all descriptors must have a base of 0 and a limit of 4GB.\r
+ 3) CR0 and CR4 must be compatible with 32-bit protected mode with flat\r
+ descriptors.\r
+ 4) CR3 must point to valid page tables that will be used once the transition\r
+ is complete, and those page tables must guarantee that the pages for this\r
+ function and the stack are identity mapped.\r
+\r
+ @param EntryPoint A pointer to function to call with the new stack after\r
+ paging is enabled.\r
+ @param Context1 A pointer to the context to pass into the EntryPoint\r
+ function as the first parameter after paging is enabled.\r
+ @param Context2 A pointer to the context to pass into the EntryPoint\r
+ function as the second parameter after paging is enabled.\r
+ @param NewStack A pointer to the new stack to use for the EntryPoint\r
+ function after paging is enabled.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+AsmEnablePaging32 (\r
+ IN SWITCH_STACK_ENTRY_POINT EntryPoint,\r
+ IN VOID *Context1, OPTIONAL\r
+ IN VOID *Context2, OPTIONAL\r
+ IN VOID *NewStack\r
+ )\r
+{\r
+ ASSERT (EntryPoint != NULL);\r
+ ASSERT (NewStack != NULL);\r
+ InternalX86EnablePaging32 (EntryPoint, Context1, Context2, NewStack);\r
+}\r
+++ /dev/null
-/** @file\r
- IA-32/x64 AsmEnablePaging32()\r
-\r
- Copyright (c) 2006, Intel Corporation<BR>\r
- All rights reserved. This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-\r
-\r
-#include "BaseLibInternals.h"\r
-\r
-/**\r
- Enables the 32-bit paging mode on the CPU.\r
-\r
- Enables the 32-bit paging mode on the CPU. CR0, CR3, CR4, and the page tables\r
- must be properly initialized prior to calling this service. This function\r
- assumes the current execution mode is 32-bit protected mode. This function is\r
- only available on IA-32. After the 32-bit paging mode is enabled, control is\r
- transferred to the function specified by EntryPoint using the new stack\r
- specified by NewStack and passing in the parameters specified by Context1 and\r
- Context2. Context1 and Context2 are optional and may be NULL. The function\r
- EntryPoint must never return.\r
-\r
- If the current execution mode is not 32-bit protected mode, then ASSERT().\r
- If EntryPoint is NULL, then ASSERT().\r
- If NewStack is NULL, then ASSERT().\r
-\r
- There are a number of constraints that must be followed before calling this\r
- function:\r
- 1) Interrupts must be disabled.\r
- 2) The caller must be in 32-bit protected mode with flat descriptors. This\r
- means all descriptors must have a base of 0 and a limit of 4GB.\r
- 3) CR0 and CR4 must be compatible with 32-bit protected mode with flat\r
- descriptors.\r
- 4) CR3 must point to valid page tables that will be used once the transition\r
- is complete, and those page tables must guarantee that the pages for this\r
- function and the stack are identity mapped.\r
-\r
- @param EntryPoint A pointer to function to call with the new stack after\r
- paging is enabled.\r
- @param Context1 A pointer to the context to pass into the EntryPoint\r
- function as the first parameter after paging is enabled.\r
- @param Context2 A pointer to the context to pass into the EntryPoint\r
- function as the second parameter after paging is enabled.\r
- @param NewStack A pointer to the new stack to use for the EntryPoint\r
- function after paging is enabled.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-AsmEnablePaging32 (\r
- IN SWITCH_STACK_ENTRY_POINT EntryPoint,\r
- IN VOID *Context1, OPTIONAL\r
- IN VOID *Context2, OPTIONAL\r
- IN VOID *NewStack\r
- )\r
-{\r
- ASSERT (EntryPoint != NULL);\r
- ASSERT (NewStack != NULL);\r
- InternalX86EnablePaging32 (EntryPoint, Context1, Context2, NewStack);\r
-}\r
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