diff options
| author | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
|---|---|---|
| committer | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
| commit | 878ddf1fc3540a715f63594ed22b6929e881afb4 (patch) | |
| tree | c56c44dac138137b510e1fba7c3efe5e4d84bea2 /MdePkg/Library/BaseLib/Ebc | |
| download | edk2-platforms-878ddf1fc3540a715f63594ed22b6929e881afb4.tar.xz | |
Initial import.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/Ebc')
| -rw-r--r-- | MdePkg/Library/BaseLib/Ebc/CpuBreakpoint.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/Ebc/CpuBreakpoint.c b/MdePkg/Library/BaseLib/Ebc/CpuBreakpoint.c new file mode 100644 index 0000000000..b0b262f367 --- /dev/null +++ b/MdePkg/Library/BaseLib/Ebc/CpuBreakpoint.c @@ -0,0 +1,100 @@ +/** @file
+ Base Library CPU Functions for EBC
+
+ Copyright (c) 2006, Intel Corporation<BR>
+ 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.
+
+**/
+
+extern
+UINT64
+_break (
+ CHAR8 BreakCode
+ );
+
+/**
+ Generates a breakpoint on the CPU.
+
+ Generates a breakpoint on the CPU. The breakpoint must be implemented such
+ that code can resume normal execution after the breakpoint.
+
+**/
+VOID
+EFIAPI
+CpuBreakpoint (
+ VOID
+ )
+{
+ _break (3);
+}
+
+/**
+ Used to serialize load and store operations.
+
+ All loads and stores that proceed calls to this function are guaranteed to be
+ globally visible when this function returns.
+
+**/
+VOID
+EFIAPI
+MemoryFence (
+ VOID
+ )
+{
+}
+
+/**
+ Disables CPU interrupts.
+
+ Disables CPU interrupts.
+
+**/
+VOID
+EFIAPI
+DisableInterrupts (
+ VOID
+ )
+{
+ ASSERT (FALSE);
+}
+
+/**
+ Enables CPU interrupts.
+
+ Enables CPU interrupts.
+
+**/
+VOID
+EFIAPI
+EnableInterrupts (
+ VOID
+ )
+{
+ ASSERT (FALSE);
+}
+
+/**
+ Retrieves the current CPU interrupt state.
+
+ Retrieves the current CPU interrupt state. Returns TRUE is interrupts are
+ currently enabled. Otherwise returns FALSE.
+
+ @retval TRUE CPU interrupts are enabled.
+ @retval FALSE CPU interrupts are disabled.
+
+**/
+BOOLEAN
+EFIAPI
+GetInterruptState (
+ VOID
+ )
+{
+ ASSERT (FALSE);
+ return FALSE;
+}
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