uboot/u-boot-stm32mp-2020.01/arch/arm/lib/ccn504.S

82 lines
1.8 KiB
ArmAsm

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2015 Freescale Semiconductor
*
* Extracted from gic_64.S
*/
#include <config.h>
#include <linux/linkage.h>
#include <asm/macro.h>
/*************************************************************************
*
* void ccn504_add_masters_to_dvm(CCI_MN_BASE, CCI_MN_RNF_NODEID_LIST,
* CCI_MN_DVM_DOMAIN_CTL_SET);
*
* Add fully-coherent masters to DVM domain
*
*************************************************************************/
ENTRY(ccn504_add_masters_to_dvm)
/*
* x0: CCI_MN_BASE
* x1: CCI_MN_RNF_NODEID_LIST
* x2: CCI_MN_DVM_DOMAIN_CTL_SET
*/
/* Add fully-coherent masters to DVM domain */
ldr x9, [x0, x1]
str x9, [x0, x2]
1: ldr x10, [x0, x2]
mvn x11, x10
tst x11, x10 /* Wait for domain addition to complete */
b.ne 1b
ret
ENDPROC(ccn504_add_masters_to_dvm)
/*************************************************************************
*
* void ccn504_set_qos(CCI_Sx_QOS_CONTROL_BASE, QoS Value);
*
* Initialize QoS settings for AR/AW override.
* Right now, this function sets the same QoS value for all RN-I ports
*
*************************************************************************/
ENTRY(ccn504_set_qos)
/*
* x0: CCI_Sx_QOS_CONTROL_BASE
* x1: QoS Value
*/
/* Set all RN-I ports to QoS value denoted by x1 */
ldr x9, [x0]
mov x10, x1
orr x9, x9, x10
str x9, [x0]
ret
ENDPROC(ccn504_set_qos)
/*************************************************************************
*
* void ccn504_set_aux(CCI_AUX_CONTROL_BASE, Value);
*
* Initialize AUX control settings
*
*************************************************************************/
ENTRY(ccn504_set_aux)
/*
* x0: CCI_AUX_CONTROL_BASE
* x1: Value
*/
ldr x9, [x0]
mov x10, x1
orr x9, x9, x10
str x9, [x0]
ret
ENDPROC(ccn504_set_aux)