projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| da351bdb PB |
1 | ;------------------------------------------------------------------------------\r |
| 2 | ;\r | |
| 3 | ; CpuBreakpoint() for AArch64\r | |
| 4 | ;\r | |
| 5 | ; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r | |
| 6 | ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
| 7 | ; Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>\r | |
| 8 | ; This program and the accompanying materials\r | |
| 9 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
| 10 | ; which accompanies this distribution. The full text of the license may be found at\r | |
| 11 | ; http://opensource.org/licenses/bsd-license.php.\r | |
| 12 | ;\r | |
| 13 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 14 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 15 | ;\r | |
| 16 | ;------------------------------------------------------------------------------\r | |
| 17 | \r | |
| 18 | \r | |
| 19 | EXPORT CpuBreakpoint\r | |
| 20 | AREA BaseLib_LowLevel, CODE, READONLY\r | |
| 21 | \r | |
| 22 | ;/**\r | |
| 23 | ; Generates a breakpoint on the CPU.\r | |
| 24 | ;\r | |
| 25 | ; Generates a breakpoint on the CPU. The breakpoint must be implemented such\r | |
| 26 | ; that code can resume normal execution after the breakpoint.\r | |
| 27 | ;\r | |
| 28 | ;**/\r | |
| 29 | ;VOID\r | |
| 30 | ;EFIAPI\r | |
| 31 | ;CpuBreakpoint (\r | |
| 32 | ; VOID\r | |
| 33 | ; );\r | |
| 34 | ;\r | |
| 35 | CpuBreakpoint\r | |
| 36 | svc 0xdbdb // Superviser exception. Takes 16bit arg -> Armv7 had 'swi' here.\r | |
| 37 | ret\r | |
| 38 | \r | |
| 39 | END\r |