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#------------------------------------------------------------------------------
#
# Copyright (c) 2011 - 2013, ARM 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.
#
#------------------------------------------------------------------------------
.text
.align 2
GCC_ASM_EXPORT(ArmReadCntFrq)
GCC_ASM_EXPORT(ArmWriteCntFrq)
GCC_ASM_EXPORT(ArmReadCntPct)
GCC_ASM_EXPORT(ArmReadCntkCtl)
GCC_ASM_EXPORT(ArmWriteCntkCtl)
GCC_ASM_EXPORT(ArmReadCntpTval)
GCC_ASM_EXPORT(ArmWriteCntpTval)
GCC_ASM_EXPORT(ArmReadCntpCtl)
GCC_ASM_EXPORT(ArmWriteCntpCtl)
GCC_ASM_EXPORT(ArmReadCntvTval)
GCC_ASM_EXPORT(ArmWriteCntvTval)
GCC_ASM_EXPORT(ArmReadCntvCtl)
GCC_ASM_EXPORT(ArmWriteCntvCtl)
GCC_ASM_EXPORT(ArmReadCntvCt)
GCC_ASM_EXPORT(ArmReadCntpCval)
GCC_ASM_EXPORT(ArmWriteCntpCval)
GCC_ASM_EXPORT(ArmReadCntvCval)
GCC_ASM_EXPORT(ArmWriteCntvCval)
GCC_ASM_EXPORT(ArmReadCntvOff)
GCC_ASM_EXPORT(ArmWriteCntvOff)
ASM_PFX(ArmReadCntFrq):
mrs x0, cntfrq_el0 // Read CNTFRQ
ret
# NOTE - Can only write while at highest implemented EL level (EL3 on model). Else ReadOnly (EL2, EL1, EL0)
ASM_PFX(ArmWriteCntFrq):
msr cntfrq_el0, x0 // Write to CNTFRQ
ret
ASM_PFX(ArmReadCntPct):
mrs x0, cntpct_el0 // Read CNTPCT (Physical counter register)
ret
ASM_PFX(ArmReadCntkCtl):
mrs x0, cntkctl_el1 // Read CNTK_CTL (Timer PL1 Control Register)
ret
ASM_PFX(ArmWriteCntkCtl):
msr cntkctl_el1, x0 // Write to CNTK_CTL (Timer PL1 Control Register)
ret
ASM_PFX(ArmReadCntpTval):
mrs x0, cntp_tval_el0 // Read CNTP_TVAL (PL1 physical timer value register)
ret
ASM_PFX(ArmWriteCntpTval):
msr cntp_tval_el0, x0 // Write to CNTP_TVAL (PL1 physical timer value register)
ret
ASM_PFX(ArmReadCntpCtl):
mrs x0, cntp_ctl_el0 // Read CNTP_CTL (PL1 Physical Timer Control Register)
ret
ASM_PFX(ArmWriteCntpCtl):
msr cntp_ctl_el0, x0 // Write to CNTP_CTL (PL1 Physical Timer Control Register)
ret
ASM_PFX(ArmReadCntvTval):
mrs x0, cntv_tval_el0 // Read CNTV_TVAL (Virtual Timer Value register)
ret
ASM_PFX(ArmWriteCntvTval):
msr cntv_tval_el0, x0 // Write to CNTV_TVAL (Virtual Timer Value register)
ret
ASM_PFX(ArmReadCntvCtl):
mrs x0, cntv_ctl_el0 // Read CNTV_CTL (Virtual Timer Control Register)
ret
ASM_PFX(ArmWriteCntvCtl):
msr cntv_ctl_el0, x0 // Write to CNTV_CTL (Virtual Timer Control Register)
ret
ASM_PFX(ArmReadCntvCt):
mrs x0, cntvct_el0 // Read CNTVCT (Virtual Count Register)
ret
ASM_PFX(ArmReadCntpCval):
mrs x0, cntp_cval_el0 // Read CNTP_CTVAL (Physical Timer Compare Value Register)
ret
ASM_PFX(ArmWriteCntpCval):
msr cntp_cval_el0, x0 // Write to CNTP_CTVAL (Physical Timer Compare Value Register)
ret
ASM_PFX(ArmReadCntvCval):
mrs x0, cntv_cval_el0 // Read CNTV_CTVAL (Virtual Timer Compare Value Register)
ret
ASM_PFX(ArmWriteCntvCval):
msr cntv_cval_el0, x0 // write to CNTV_CTVAL (Virtual Timer Compare Value Register)
ret
ASM_PFX(ArmReadCntvOff):
mrs x0, cntvoff_el2 // Read CNTVOFF (virtual Offset register)
ret
ASM_PFX(ArmWriteCntvOff):
msr cntvoff_el2, x0 // Write to CNTVOFF (Virtual Offset register)
ret
ASM_FUNCTION_REMOVE_IF_UNREFERENCED
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