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Vikram Kanigiri40d468c2014-12-23 01:00:22 +00001/*
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +01002 * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
Vikram Kanigiri40d468c2014-12-23 01:00:22 +00003 *
dp-armfa3cf0b2017-05-03 09:38:09 +01004 * SPDX-License-Identifier: BSD-3-Clause
Vikram Kanigiri40d468c2014-12-23 01:00:22 +00005 */
6
7#ifndef __CCI_H__
8#define __CCI_H__
9
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010010#include <utils_def.h>
11
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000012/* Slave interface offsets from PERIPHBASE */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010013#define SLAVE_IFACE6_OFFSET UL(0x7000)
14#define SLAVE_IFACE5_OFFSET UL(0x6000)
15#define SLAVE_IFACE4_OFFSET UL(0x5000)
16#define SLAVE_IFACE3_OFFSET UL(0x4000)
17#define SLAVE_IFACE2_OFFSET UL(0x3000)
18#define SLAVE_IFACE1_OFFSET UL(0x2000)
19#define SLAVE_IFACE0_OFFSET UL(0x1000)
20#define SLAVE_IFACE_OFFSET(index) (SLAVE_IFACE0_OFFSET + \
21 (UL(0x1000) * (index)))
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000022
23/* Slave interface event and count register offsets from PERIPHBASE */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010024#define EVENT_SELECT7_OFFSET UL(0x80000)
25#define EVENT_SELECT6_OFFSET UL(0x70000)
26#define EVENT_SELECT5_OFFSET UL(0x60000)
27#define EVENT_SELECT4_OFFSET UL(0x50000)
28#define EVENT_SELECT3_OFFSET UL(0x40000)
29#define EVENT_SELECT2_OFFSET UL(0x30000)
30#define EVENT_SELECT1_OFFSET UL(0x20000)
31#define EVENT_SELECT0_OFFSET UL(0x10000)
32#define EVENT_OFFSET(index) (EVENT_SELECT0_OFFSET + \
33 (UL(0x10000) * (index)))
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000034
35/* Control and ID register offsets */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010036#define CTRL_OVERRIDE_REG U(0x0)
37#define SECURE_ACCESS_REG U(0x8)
38#define STATUS_REG U(0xc)
39#define IMPRECISE_ERR_REG U(0x10)
40#define PERFMON_CTRL_REG U(0x100)
41#define IFACE_MON_CTRL_REG U(0x104)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000042
43/* Component and peripheral ID registers */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010044#define PERIPHERAL_ID0 U(0xFE0)
45#define PERIPHERAL_ID1 U(0xFE4)
46#define PERIPHERAL_ID2 U(0xFE8)
47#define PERIPHERAL_ID3 U(0xFEC)
48#define PERIPHERAL_ID4 U(0xFD0)
49#define PERIPHERAL_ID5 U(0xFD4)
50#define PERIPHERAL_ID6 U(0xFD8)
51#define PERIPHERAL_ID7 U(0xFDC)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000052
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010053#define COMPONENT_ID0 U(0xFF0)
54#define COMPONENT_ID1 U(0xFF4)
55#define COMPONENT_ID2 U(0xFF8)
56#define COMPONENT_ID3 U(0xFFC)
57#define COMPONENT_ID4 U(0x1000)
58#define COMPONENT_ID5 U(0x1004)
59#define COMPONENT_ID6 U(0x1008)
60#define COMPONENT_ID7 U(0x100C)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000061
62/* Slave interface register offsets */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010063#define SNOOP_CTRL_REG U(0x0)
64#define SH_OVERRIDE_REG U(0x4)
65#define READ_CHNL_QOS_VAL_OVERRIDE_REG U(0x100)
66#define WRITE_CHNL_QOS_VAL_OVERRIDE_REG U(0x104)
67#define MAX_OT_REG U(0x110)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000068
69/* Snoop Control register bit definitions */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010070#define DVM_EN_BIT BIT_32(1)
71#define SNOOP_EN_BIT BIT_32(0)
72#define SUPPORT_SNOOPS BIT_32(30)
73#define SUPPORT_DVM BIT_32(31)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000074
75/* Status register bit definitions */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010076#define CHANGE_PENDING_BIT BIT_32(0)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000077
78/* Event and count register offsets */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010079#define EVENT_SELECT_REG U(0x0)
80#define EVENT_COUNT_REG U(0x4)
81#define COUNT_CNTRL_REG U(0x8)
82#define COUNT_OVERFLOW_REG U(0xC)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000083
84/* Slave interface monitor registers */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010085#define INT_MON_REG_SI0 U(0x90000)
86#define INT_MON_REG_SI1 U(0x90004)
87#define INT_MON_REG_SI2 U(0x90008)
88#define INT_MON_REG_SI3 U(0x9000C)
89#define INT_MON_REG_SI4 U(0x90010)
90#define INT_MON_REG_SI5 U(0x90014)
91#define INT_MON_REG_SI6 U(0x90018)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +000092
93/* Master interface monitor registers */
Antonio Nino Diaz8c09ab52018-08-23 10:19:23 +010094#define INT_MON_REG_MI0 U(0x90100)
95#define INT_MON_REG_MI1 U(0x90104)
96#define INT_MON_REG_MI2 U(0x90108)
97#define INT_MON_REG_MI3 U(0x9010c)
98#define INT_MON_REG_MI4 U(0x90110)
99#define INT_MON_REG_MI5 U(0x90114)
Vikram Kanigiri40d468c2014-12-23 01:00:22 +0000100
101#define SLAVE_IF_UNUSED -1
102
Vikram Kanigiri40d468c2014-12-23 01:00:22 +0000103#ifndef __ASSEMBLY__
104
105#include <stdint.h>
106
107/* Function declarations */
108
109/*
110 * The ARM CCI driver needs the following:
Jeenu Viswambharanb36577a2017-07-19 17:07:00 +0100111 * 1. Base address of the CCI product
Vikram Kanigiri40d468c2014-12-23 01:00:22 +0000112 * 2. An array of map between AMBA 4 master ids and ACE/ACE lite slave
113 * interfaces.
114 * 3. Size of the array.
115 *
116 * SLAVE_IF_UNUSED should be used in the map to represent no AMBA 4 master exists
117 * for that interface.
118 */
Jeenu Viswambharanb36577a2017-07-19 17:07:00 +0100119void cci_init(uintptr_t base, const int *map, unsigned int num_cci_masters);
Vikram Kanigiri40d468c2014-12-23 01:00:22 +0000120
121void cci_enable_snoop_dvm_reqs(unsigned int master_id);
122void cci_disable_snoop_dvm_reqs(unsigned int master_id);
123
124#endif /* __ASSEMBLY__ */
125#endif /* __CCI_H__ */