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e7072e04 | 1 | //\r |
b5a57223 | 2 | // Copyright (c) 2012-2013, ARM Limited. All rights reserved.\r |
e7072e04 | 3 | //\r |
4 | // This program and the accompanying materials\r | |
5 | // are licensed and made available under the terms and conditions of the BSD License\r | |
6 | // which accompanies this distribution. The full text of the license may be found at\r | |
7 | // http://opensource.org/licenses/bsd-license.php\r | |
8 | //\r | |
9 | // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | //\r | |
12 | //\r | |
13 | \r | |
b9ee7061 | 14 | #include <AsmMacroIoLib.h>\r |
e7072e04 | 15 | #include <Library/ArmLib.h>\r |
16 | \r | |
17 | INCLUDE AsmMacroIoLib.inc\r | |
18 | \r | |
b5a57223 | 19 | EXPORT ArmPlatformPeiBootAction\r |
e7072e04 | 20 | EXPORT ArmPlatformGetCorePosition\r |
d05ca26c | 21 | EXPORT ArmPlatformGetPrimaryCoreMpId\r |
bebda7ce | 22 | EXPORT ArmPlatformIsPrimaryCore\r |
e7072e04 | 23 | \r |
bebda7ce | 24 | IMPORT _gPcd_FixedAtBuild_PcdArmPrimaryCore\r |
25 | IMPORT _gPcd_FixedAtBuild_PcdArmPrimaryCoreMask\r | |
26 | \r | |
e7072e04 | 27 | PRESERVE8\r |
28 | AREA ArmPlatformNullHelper, CODE, READONLY\r | |
29 | \r | |
b5a57223 | 30 | ArmPlatformPeiBootAction FUNCTION\r |
31 | bx lr\r | |
32 | ENDFUNC\r | |
33 | \r | |
e7072e04 | 34 | //UINTN\r |
35 | //ArmPlatformGetCorePosition (\r | |
36 | // IN UINTN MpId\r | |
37 | // );\r | |
38 | ArmPlatformGetCorePosition FUNCTION\r | |
39 | and r1, r0, #ARM_CORE_MASK\r | |
40 | and r0, r0, #ARM_CLUSTER_MASK\r | |
41 | add r0, r1, r0, LSR #7\r | |
42 | bx lr\r | |
43 | ENDFUNC\r | |
44 | \r | |
d05ca26c | 45 | //UINTN\r |
46 | //ArmPlatformGetPrimaryCoreMpId (\r | |
47 | // VOID\r | |
48 | // );\r | |
49 | ArmPlatformGetPrimaryCoreMpId FUNCTION\r | |
99267097 | 50 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCore, r0)\r |
d05ca26c | 51 | ldr r0, [r0]\r |
52 | bx lr\r | |
53 | ENDFUNC\r | |
54 | \r | |
bebda7ce | 55 | //UINTN\r |
56 | //ArmPlatformIsPrimaryCore (\r | |
57 | // IN UINTN MpId\r | |
58 | // );\r | |
59 | ArmPlatformIsPrimaryCore FUNCTION\r | |
60 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCoreMask, r1)\r | |
61 | ldr r1, [r1]\r | |
62 | and r0, r0, r1\r | |
63 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCore, r1)\r | |
64 | ldr r1, [r1]\r | |
65 | cmp r0, r1\r | |
66 | moveq r0, #1\r | |
67 | movne r0, #0\r | |
68 | bx lr\r | |
69 | ENDFUNC\r | |
70 | \r | |
e7072e04 | 71 | END\r |
72 | \r |