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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 | |
bebda7ce | 14 | #include <AsmMacroIoLib.h>\r |
e7072e04 | 15 | #include <Library/ArmLib.h>\r |
16 | \r | |
17 | .text \r | |
b5a57223 | 18 | .align 2\r |
e7072e04 | 19 | \r |
b5a57223 | 20 | GCC_ASM_EXPORT(ArmPlatformPeiBootAction)\r |
e7072e04 | 21 | GCC_ASM_EXPORT(ArmPlatformGetCorePosition)\r |
d05ca26c | 22 | GCC_ASM_EXPORT(ArmPlatformGetPrimaryCoreMpId)\r |
bebda7ce | 23 | GCC_ASM_EXPORT(ArmPlatformIsPrimaryCore)\r |
24 | \r | |
25 | GCC_ASM_IMPORT(_gPcd_FixedAtBuild_PcdArmPrimaryCore)\r | |
26 | GCC_ASM_IMPORT(_gPcd_FixedAtBuild_PcdArmPrimaryCoreMask)\r | |
e7072e04 | 27 | \r |
b5a57223 | 28 | ASM_PFX(ArmPlatformPeiBootAction):\r |
29 | bx lr\r | |
30 | \r | |
e7072e04 | 31 | //UINTN\r |
32 | //ArmPlatformGetCorePosition (\r | |
33 | // IN UINTN MpId\r | |
34 | // );\r | |
35 | ASM_PFX(ArmPlatformGetCorePosition):\r | |
36 | and r1, r0, #ARM_CORE_MASK\r | |
37 | and r0, r0, #ARM_CLUSTER_MASK\r | |
38 | add r0, r1, r0, LSR #7\r | |
39 | bx lr\r | |
40 | \r | |
d05ca26c | 41 | //UINTN\r |
42 | //ArmPlatformGetPrimaryCoreMpId (\r | |
43 | // VOID\r | |
44 | // );\r | |
45 | ASM_PFX(ArmPlatformGetPrimaryCoreMpId):\r | |
99267097 | 46 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCore, r0)\r |
d05ca26c | 47 | ldr r0, [r0]\r |
48 | bx lr\r | |
bebda7ce | 49 | \r |
50 | //UINTN\r | |
51 | //ArmPlatformIsPrimaryCore (\r | |
52 | // IN UINTN MpId\r | |
53 | // );\r | |
54 | ASM_PFX(ArmPlatformIsPrimaryCore):\r | |
55 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCoreMask, r1)\r | |
56 | ldr r1, [r1]\r | |
57 | and r0, r0, r1\r | |
58 | LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCore, r1)\r | |
59 | ldr r1, [r1]\r | |
60 | cmp r0, r1\r | |
61 | moveq r0, #1\r | |
62 | movne r0, #0\r | |
63 | bx lr\r |