projects / mirror_edk2.git / blame
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1 | /// Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
| 2 | /// This program and the accompanying materials\r | |
| c7f33ca4 | 3 | /// are licensed and made available under the terms and conditions of the BSD License\r |
| 4 | /// which accompanies this distribution. The full text of the license may be found at\r | |
| 5 | /// http://opensource.org/licenses/bsd-license.php\r | |
| 6 | ///\r | |
| 7 | /// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 8 | /// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 9 | ///\r | |
| 10 | /// Module Name: AccessPmr.s\r | |
| 11 | ///\r | |
| 12 | ///\r | |
| 13 | /// IPF specific Performance Monitor Configuration/Data Registers accessing functions\r | |
| 14 | ///\r | |
| 15 | \r | |
| 16 | //---------------------------------------------------------------------------------\r | |
| 17 | //++\r | |
| 18 | // AsmReadPmc\r | |
| 19 | //\r | |
| 20 | // This routine is used to Reads the current value of Performance Monitor Configuration Register (PMC).\r | |
| 21 | //\r | |
| 22 | // Arguments :\r | |
| 23 | //\r | |
| 24 | // On Entry : The 8-bit PMC index.\r | |
| 25 | //\r | |
| 26 | // Return Value: The current value of PMC by Index.\r | |
| 27 | //\r | |
| 28 | //--\r | |
| 29 | //----------------------------------------------------------------------------------\r | |
| 30 | .text\r | |
| 31 | .type AsmReadPmc, @function\r | |
| 32 | .proc AsmReadPmc\r | |
| 33 | .regstk 1, 0, 0, 0\r | |
| 34 | \r | |
| 35 | AsmReadPmc::\r | |
| 36 | srlz.i;;\r | |
| 37 | srlz.d;;\r | |
| 38 | mov r8 = pmc[in0];;\r | |
| 39 | br.ret.dpnt b0;;\r | |
| 40 | .endp AsmReadPmc\r | |
| 41 | \r | |
| 42 | //---------------------------------------------------------------------------------\r | |
| 43 | //++\r | |
| 44 | // AsmWritePmc\r | |
| 45 | //\r | |
| 46 | // This routine is used to write the current value to a Performance Monitor Configuration Register (PMC).\r | |
| 47 | //\r | |
| 48 | // Arguments :\r | |
| 49 | //\r | |
| 50 | // On Entry : The 8-bit PMC index.\r | |
| 51 | // The value should be written to PMC\r | |
| 52 | //\r | |
| 53 | // Return Value: The value written to PMC.\r | |
| 54 | //\r | |
| 55 | //--\r | |
| 56 | //----------------------------------------------------------------------------------\r | |
| 57 | .text\r | |
| 58 | .type AsmWritePmc, @function\r | |
| 59 | .proc AsmWritePmc\r | |
| 60 | .regstk 2, 0, 0, 0\r | |
| 61 | \r | |
| 62 | AsmWritePmc::\r | |
| 63 | mov pmc[in0] = in1\r | |
| 64 | mov r8 = in1;;\r | |
| 65 | srlz.i;;\r | |
| 66 | srlz.d;;\r | |
| 67 | br.ret.dpnt b0;;\r | |
| 68 | .endp AsmWritePmc\r | |
| 69 | \r | |
| 70 | \r | |
| 71 | //---------------------------------------------------------------------------------\r | |
| 72 | //++\r | |
| 73 | // AsmReadPmd\r | |
| 74 | //\r | |
| 75 | // This routine is used to Reads the current value of Performance Monitor Data Register (PMD).\r | |
| 76 | //\r | |
| 77 | // Arguments :\r | |
| 78 | //\r | |
| 79 | // On Entry : The 8-bit PMD index.\r | |
| 80 | //\r | |
| 81 | // Return Value: The current value of PMD by Index.\r | |
| 82 | //\r | |
| 83 | //--\r | |
| 84 | //----------------------------------------------------------------------------------\r | |
| 85 | .text\r | |
| 86 | .type AsmReadPmd, @function\r | |
| 87 | .proc AsmReadPmd\r | |
| 88 | .regstk 1, 0, 0, 0\r | |
| 89 | \r | |
| 90 | AsmReadPmd::\r | |
| 91 | srlz.i;;\r | |
| 92 | srlz.d;;\r | |
| 93 | mov r8 = pmd[in0];;\r | |
| 94 | br.ret.dpnt b0;;\r | |
| 95 | .endp AsmReadPmd\r | |
| 96 | \r | |
| 97 | //---------------------------------------------------------------------------------\r | |
| 98 | //++\r | |
| 99 | // AsmWritePmd\r | |
| 100 | //\r | |
| 101 | // This routine is used to write the current value to Performance Monitor Data Register (PMD).\r | |
| 102 | //\r | |
| 103 | // Arguments :\r | |
| 104 | //\r | |
| 105 | // On Entry : The 8-bit PMD index.\r | |
| 106 | // The value should be written to PMD\r | |
| 107 | //\r | |
| 108 | // Return Value: The value written to PMD.\r | |
| 109 | //\r | |
| 110 | //--\r | |
| 111 | //----------------------------------------------------------------------------------\r | |
| 112 | .text\r | |
| 113 | .type AsmWritePmd, @function\r | |
| 114 | .proc AsmWritePmd\r | |
| 115 | .regstk 2, 0, 0, 0\r | |
| 116 | \r | |
| 117 | AsmWritePmd::\r | |
| 118 | mov pmd[in0] = in1\r | |
| 119 | mov r8 = in1;;\r | |
| 120 | srlz.i;;\r | |
| 121 | srlz.d;;\r | |
| 122 | br.ret.dpnt b0;;\r | |
| 123 | .endp AsmWritePmd\r |