audk/MdePkg/Library/BaseLib/LoongArch64/Cpucfg.S

27 lines
677 B
ArmAsm

#------------------------------------------------------------------------------
#
# AsmCpucfg for LoongArch
#
# Copyright (c) 2024, Loongson Technology Corporation Limited. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(AsmCpucfg)
#/**
# Read CPUCFG register.
#
# @param a0 Specifies the register number of the CPUCFG to read the data.
# @param a1 Pointer to the variable used to store the CPUCFG register value.
#
#**/
ASM_PFX(AsmCpucfg):
cpucfg $t0, $a0
stptr.d $t0, $a1, 0
jirl $zero, $ra, 0
.end