projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 44f5e74f | 1 | /// @file\r |
| 2 | /// Contains an implementation of CallPalProcStacked on Itanium-based\r | |
| 3 | /// architecture.\r | |
| 4 | ///\r | |
| bb817c56 HT |
5 | /// Copyright (c) 2008, Intel Corporation. All rights reserved.<BR>\r |
| 6 | /// This program and the accompanying materials\r | |
| 44f5e74f | 7 | /// are licensed and made available under the terms and conditions of the BSD License\r |
| 8 | /// which accompanies this distribution. The full text of the license may be found at\r | |
| 9 | /// http://opensource.org/licenses/bsd-license.php\r | |
| 10 | ///\r | |
| 11 | /// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 12 | /// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 13 | ///\r | |
| 14 | /// Module Name: AsmCpuMisc.s\r | |
| 15 | ///\r | |
| 16 | ///\r | |
| 17 | \r | |
| 18 | \r | |
| 19 | .text\r | |
| 20 | .proc CpuBreakpoint\r | |
| 21 | .type CpuBreakpoint, @function\r | |
| 22 | \r | |
| 23 | CpuBreakpoint::\r | |
| 24 | break.i 0;;\r | |
| 25 | br.ret.dpnt b0;;\r | |
| 26 | \r | |
| 27 | .endp CpuBreakpoint\r | |
| 28 | \r | |
| 29 | .proc MemoryFence\r | |
| 30 | .type MemoryFence, @function\r | |
| 31 | \r | |
| 32 | MemoryFence::\r | |
| 33 | mf;; // memory access ordering\r | |
| 34 | \r | |
| 35 | // do we need the mf.a also here?\r | |
| 36 | mf.a // wait for any IO to complete?\r | |
| 37 | \r | |
| 38 | // not sure if we need serialization here, just put it, in case...\r | |
| 39 | \r | |
| 40 | srlz.d;;\r | |
| 41 | srlz.i;;\r | |
| 42 | \r | |
| 43 | br.ret.dpnt b0;;\r | |
| 44 | .endp MemoryFence\r | |
| 45 | \r | |
| 46 | .proc DisableInterrupts\r | |
| 47 | .type DisableInterrupts, @function\r | |
| 48 | \r | |
| 49 | DisableInterrupts::\r | |
| 6f890d5b | 50 | rsm 0x4000\r |
| 44f5e74f | 51 | srlz.d;;\r |
| 52 | br.ret.dpnt b0;;\r | |
| 53 | \r | |
| 54 | .endp DisableInterrupts\r | |
| 55 | \r | |
| 56 | .proc EnableInterrupts\r | |
| 57 | .type EnableInterrupts, @function\r | |
| 58 | \r | |
| 59 | EnableInterrupts::\r | |
| 6f890d5b | 60 | ssm 0x4000\r |
| 44f5e74f | 61 | srlz.d;;\r |
| 62 | br.ret.dpnt b0;;\r | |
| 63 | \r | |
| 64 | .endp EnableInterrupts\r | |
| 65 | \r | |
| 66 | .proc EnableDisableInterrupts\r | |
| 67 | .type EnableDisableInterrupts, @function\r | |
| 68 | \r | |
| 69 | EnableDisableInterrupts::\r | |
| 6f890d5b | 70 | ssm 0x4000\r |
| 44f5e74f | 71 | srlz.d;;\r |
| 72 | srlz.i;;\r | |
| 6f890d5b | 73 | rsm 0x4000\r |
| 44f5e74f | 74 | srlz.d;;\r |
| 75 | \r | |
| 76 | br.ret.dpnt b0;;\r | |
| 77 | \r | |
| 78 | .endp EnableDisableInterrupts\r | |
| 79 | \r |