// // Copyright (c) 2011-2013, ARM Limited. All rights reserved. // Copyright (c) 2015, Hisilicon Limited. All rights reserved. // Copyright (c) 2015, Linaro Limited. All rights reserved. // // This program and the accompanying materials // are licensed and made available under the terms and conditions of the BSD License // which accompanies this distribution. The full text of the license may be found at // http://opensource.org/licenses/bsd-license.php // // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. // // Based on the files under ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/ // // #include #include ASM_FUNC(ArmPlatformPeiBootAction) ret //UINTN //ArmPlatformGetPrimaryCoreMpId ( // VOID // ); ASM_FUNC(ArmPlatformGetPrimaryCoreMpId) MOV32 (w0, FixedPcdGet32(PcdArmPrimaryCore)) ret # IN None # OUT x0 = number of cores present in the system ASM_FUNC(ArmGetCpuCountPerCluster) MOV32 (w0, FixedPcdGet32(PcdCoreCount)) ret //UINTN //ArmPlatformIsPrimaryCore ( // IN UINTN MpId // ); ASM_FUNC(ArmPlatformIsPrimaryCore) MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCoreMask)) and x0, x0, x1 MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCore)) cmp w0, w1 cset x0, eq ret //UINTN //ArmPlatformGetCorePosition ( // IN UINTN MpId // ); // With this function: CorePos = (ClusterId * 4) + CoreId ASM_FUNC(ArmPlatformGetCorePosition) and x1, x0, #ARM_CORE_MASK and x0, x0, #ARM_CLUSTER_MASK add x0, x1, x0, LSR #6 ret ASM_FUNCTION_REMOVE_IF_UNREFERENCED