Djam/arm-trusted-firmware
1
0
Fork 0
mirror of https://github.com/ARM-software/arm-trusted-firmware.git synced 2025-04-23 21:44:15 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

cci400: Remove deprecated driver

Browse source 
This driver is deprecated.

Change-Id: Ic6e154a5756e779743b17a329eed4570ccc61389
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
This commit is contained in:
Antonio Nino Diaz 2018-09-24 11:14:58 +01:00
parent b06b678ffb
commit 1a3764edaa
2 changed files with 0 additions and 164 deletions
drivers/arm/cci400
cci400.c
include/drivers/arm
cci400.h

88
drivers/arm/cci400/cci400.c
View file

@ -1,88 +0,0 @@
/*
* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <assert.h>
#include <cci400.h>
#include <debug.h>
#include <mmio.h>
#include <stdint.h>
#define MAX_CLUSTERS 2
static uintptr_t cci_base_addr;
static unsigned int cci_cluster_ix_to_iface[MAX_CLUSTERS];
void cci_init(uintptr_t cci_base,
int slave_iface3_cluster_ix,
int slave_iface4_cluster_ix)
{
/*
* Check the passed arguments are valid. The cluster indices must be
* less than MAX_CLUSTERS, not the same as each other and at least one
* of them must refer to a valid cluster index.
*/
assert(cci_base);
assert(slave_iface3_cluster_ix < MAX_CLUSTERS);
assert(slave_iface4_cluster_ix < MAX_CLUSTERS);
assert(slave_iface3_cluster_ix != slave_iface4_cluster_ix);
assert((slave_iface3_cluster_ix >= 0) ||
(slave_iface4_cluster_ix >= 0));
WARN("Please migrate to common cci driver, This driver will be" \
" deprecated in future\n");
cci_base_addr = cci_base;
if (slave_iface3_cluster_ix >= 0)
cci_cluster_ix_to_iface[slave_iface3_cluster_ix] =
SLAVE_IFACE3_OFFSET;
if (slave_iface4_cluster_ix >= 0)
cci_cluster_ix_to_iface[slave_iface4_cluster_ix] =
SLAVE_IFACE4_OFFSET;
}
static inline unsigned long get_slave_iface_base(unsigned long mpidr)
{
/*
* We assume the TF topology code allocates affinity instances
* consecutively from zero.
* It is a programming error if this is called without initializing
* the slave interface to use for this cluster.
*/
unsigned int cluster_id =
(mpidr >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK;
assert(cluster_id < MAX_CLUSTERS);
assert(cci_cluster_ix_to_iface[cluster_id] != 0);
return cci_base_addr + cci_cluster_ix_to_iface[cluster_id];
}
void cci_enable_cluster_coherency(unsigned long mpidr)
{
assert(cci_base_addr);
/* Enable Snoops and DVM messages */
mmio_write_32(get_slave_iface_base(mpidr) + SNOOP_CTRL_REG,
DVM_EN_BIT | SNOOP_EN_BIT);
/* Wait for the dust to settle down */
while (mmio_read_32(cci_base_addr + STATUS_REG) & CHANGE_PENDING_BIT)
;
}
void cci_disable_cluster_coherency(unsigned long mpidr)
{
assert(cci_base_addr);
/* Disable Snoops and DVM messages */
mmio_write_32(get_slave_iface_base(mpidr) + SNOOP_CTRL_REG,
~(DVM_EN_BIT | SNOOP_EN_BIT));
/* Wait for the dust to settle down */
while (mmio_read_32(cci_base_addr + STATUS_REG) & CHANGE_PENDING_BIT)
;
}

76
include/drivers/arm/cci400.h
View file

@ -1,76 +0,0 @@
/*
* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __CCI_400_H__
#define __CCI_400_H__
/**************************************************************
* THIS DRIVER IS DEPRECATED. Please use the driver in cci.h
**************************************************************/
#if ERROR_DEPRECATED
#error " The CCI-400 specific driver is deprecated."
#endif
/* Slave interface offsets from PERIPHBASE */
#define SLAVE_IFACE4_OFFSET 0x5000
#define SLAVE_IFACE3_OFFSET 0x4000
#define SLAVE_IFACE2_OFFSET 0x3000
#define SLAVE_IFACE1_OFFSET 0x2000
#define SLAVE_IFACE0_OFFSET 0x1000
#define SLAVE_IFACE_OFFSET(index) SLAVE_IFACE0_OFFSET + \
(0x1000 * (index))
/* Control and ID register offsets */
#define CTRL_OVERRIDE_REG 0x0
#define SPEC_CTRL_REG 0x4
#define SECURE_ACCESS_REG 0x8
#define STATUS_REG 0xc
#define IMPRECISE_ERR_REG 0x10
#define PERFMON_CTRL_REG 0x100
/* Slave interface register offsets */
#define SNOOP_CTRL_REG 0x0
#define SH_OVERRIDE_REG 0x4
#define READ_CHNL_QOS_VAL_OVERRIDE_REG 0x100
#define WRITE_CHNL_QOS_VAL_OVERRIDE_REG 0x104
#define QOS_CTRL_REG 0x10c
#define MAX_OT_REG 0x110
#define TARGET_LATENCY_REG 0x130
#define LATENCY_REGULATION_REG 0x134
#define QOS_RANGE_REG 0x138
/* Snoop Control register bit definitions */
#define DVM_EN_BIT (1 << 1)
#define SNOOP_EN_BIT (1 << 0)
/* Status register bit definitions */
#define CHANGE_PENDING_BIT (1 << 0)
#ifndef __ASSEMBLY__
#include <stdint.h>
/* Function declarations */
/*
* The CCI-400 driver must be initialized with the base address of the
* CCI-400 device in the platform memory map, and the cluster indices for
* the CCI-400 slave interfaces 3 and 4 respectively. These are the fully
* coherent ACE slave interfaces of CCI-400.
* The cluster indices must either be 0 or 1, corresponding to the level 1
* affinity instance of the mpidr representing the cluster. A negative cluster
* index indicates that no cluster is present on that slave interface.
*/
void cci_init(uintptr_t cci_base,
int slave_iface3_cluster_ix,
int slave_iface4_cluster_ix) __deprecated;
void cci_enable_cluster_coherency(unsigned long mpidr) __deprecated;
void cci_disable_cluster_coherency(unsigned long mpidr) __deprecated;
#endif /* __ASSEMBLY__ */
#endif /* __CCI_400_H__ */