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/*
* $Copyright:
* ----------------------------------------------------------------
* This confidential and proprietary software may be used only as
* authorised by a licensing agreement from ARM Limited
* (C) COPYRIGHT 2008-2011 ARM Limited
* ALL RIGHTS RESERVED
* The entire notice above must be reproduced on all authorised
* copies and copies may only be made to the extent permitted
* by a licensing agreement from ARM Limited.
* ----------------------------------------------------------------
* File: cci.c
* ----------------------------------------------------------------
* $
*/
#include "misc.h"
#include "virt_helpers.h"
#include "hyp_types.h"
void enable_cci_snoops(unsigned cluster_id)
{
/* Turn off CCI snoops & DVM Messages */
if (cluster_id)
write32(A7_SL_IFACE_BASE + SNOOP_CTLR_REG, 0x3);
else
write32(A15_SL_IFACE_BASE + SNOOP_CTLR_REG, 0x3);
dsb();
/* Wait for the dust to settle down */
while (read32(CCI_BASE + STATUS_REG) & 0x1) ;
return;
}
void disable_cci_snoops(unsigned cluster_id)
{
/* Turn off CCI snoops & DVM messages */
if (cluster_id)
write32(A7_SL_IFACE_BASE + SNOOP_CTLR_REG, 0x0);
else
write32(A15_SL_IFACE_BASE + SNOOP_CTLR_REG, 0x0);
dsb();
/* Wait for the dust to settle down */
while (read32(CCI_BASE + STATUS_REG) & 0x1) ;
return;
}
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