From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- include/drivers/arm/tzc_dmc500.h | 151 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) create mode 100644 include/drivers/arm/tzc_dmc500.h (limited to 'include/drivers/arm/tzc_dmc500.h') diff --git a/include/drivers/arm/tzc_dmc500.h b/include/drivers/arm/tzc_dmc500.h new file mode 100644 index 0000000..cce074c --- /dev/null +++ b/include/drivers/arm/tzc_dmc500.h @@ -0,0 +1,151 @@ +/* + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef TZC_DMC500_H +#define TZC_DMC500_H + +#include +#include + +#define SI_STATUS_OFFSET U(0x000) +#define SI_STATE_CTRL_OFFSET U(0x030) +#define SI_FLUSH_CTRL_OFFSET U(0x034) +#define SI_INT_CONTROL_OFFSET U(0x048) + +#define SI_INT_STATUS_OFFSET U(0x004) +#define SI_TZ_FAIL_ADDRESS_LOW_OFFSET U(0x008) +#define SI_TZ_FAIL_ADDRESS_HIGH_OFFSET U(0x00c) +#define SI_FAIL_CONTROL_OFFSET U(0x010) +#define SI_FAIL_ID_OFFSET U(0x014) +#define SI_INT_CLR_OFFSET U(0x04c) + +/* + * DMC-500 has 2 system interfaces each having a similar set of regs + * to configure each interface. + */ +#define SI0_BASE U(0x0000) +#define SI1_BASE U(0x0200) + +/* Bit positions of SIx_SI_STATUS */ +#define SI_EMPTY_SHIFT 1 +#define SI_STALL_ACK_SHIFT 0 +#define SI_EMPTY_MASK U(0x01) +#define SI_STALL_ACK_MASK U(0x01) + +/* Bit positions of SIx_SI_INT_STATUS */ +#define PMU_REQ_INT_OVERFLOW_STATUS_SHIFT 18 +#define FAILED_ACCESS_INT_OVERFLOW_STATUS_SHIFT 16 +#define PMU_REQ_INT_STATUS_SHIFT 2 +#define FAILED_ACCESS_INT_INFO_TZ_OVERLAP_STATUS_SHIFT 1 +#define FAILED_ACCESS_INT_STATUS_SHIFT 0 +#define PMU_REQ_INT_OVERFLOW_STATUS_MASK U(0x1) +#define FAILED_ACCESS_INT_OVERFLOW_STATUS_MASK U(0x1) +#define PMU_REQ_INT_STATUS_MASK U(0x1) +#define FAILED_ACCESS_INT_INFO_TZ_OVERLAP_STATUS_MASK U(0x1) +#define FAILED_ACCESS_INT_STATUS_MASK U(0x1) + +/* Bit positions of SIx_TZ_FAIL_CONTROL */ +#define DIRECTION_SHIFT 24 +#define NON_SECURE_SHIFT 21 +#define PRIVILEGED_SHIFT 20 +#define FAILED_ACCESS_INT_INFO_RANK_MASKED_SHIFT 3 +#define FAILED_ACCESS_INT_INFO_UNMAPPED_SHIFT 2 +#define FAILED_ACCESS_INT_TZ_FAIL_SHIFT 1 +#define FAILED_ACCESS_INT_INFO_OUTSIDE_DEFAULT_SHIFT 0 +#define DIRECTION_MASK U(0x1) +#define NON_SECURE_MASK U(0x1) +#define PRIVILEGED_MASK U(0x1) +#define FAILED_ACCESS_INT_INFO_RANK_MASKED_MASK U(0x1) +#define FAILED_ACCESS_INT_INFO_UNMAPPED_MASK U(0x1) +#define FAILED_ACCESS_INT_TZ_FAIL_MASK U(0x1) +#define FAILED_ACCESS_INT_INFO_OUTSIDE_DEFAULT_MASK U(0x1) + +/* Bit positions of SIx_FAIL_STATUS */ +#define FAIL_ID_VNET_SHIFT 24 +#define FAIL_ID_ID_SHIFT 0 +#define FAIL_ID_VNET_MASK U(0xf) +#define FAIL_ID_ID_MASK U(0xffffff) + +/* Bit positions of SIx_SI_STATE_CONTRL */ +#define SI_STALL_REQ_GO 0x0 +#define SI_STALL_REQ_STALL 0x1 + +/* Bit positions of SIx_SI_FLUSH_CONTROL */ +#define SI_FLUSH_REQ_INACTIVE 0x0 +#define SI_FLUSH_REQ_ACTIVE 0x1 +#define SI_FLUSH_REQ_MASK 0x1 + +/* Bit positions of SIx_SI_INT_CONTROL */ +#define PMU_REQ_INT_EN_SHIFT 2 +#define OVERLAP_DETECT_INT_EN_SHIFT 1 +#define FAILED_ACCESS_INT_EN_SHIFT 0 +#define PMU_REQ_INT_EN_MASK U(0x1) +#define OVERLAP_DETECT_INT_EN_MASK U(0x1) +#define FAILED_ACCESS_INT_EN_MASK U(0x1) +#define PMU_REQ_INT_EN U(0x1) +#define OVERLAP_DETECT_INT_EN U(0x1) +#define FAILED_ACCESS_INT_EN U(0x1) + +/* Bit positions of SIx_SI_INT_CLR */ +#define PMU_REQ_OFLOW_CLR_SHIFT 18 +#define FAILED_ACCESS_OFLOW_CLR_SHIFT 16 +#define PMU_REQ_INT_CLR_SHIFT 2 +#define FAILED_ACCESS_INT_CLR_SHIFT 0 +#define PMU_REQ_OFLOW_CLR_MASK U(0x1) +#define FAILED_ACCESS_OFLOW_CLR_MASK U(0x1) +#define PMU_REQ_INT_CLR_MASK U(0x1) +#define FAILED_ACCESS_INT_CLR_MASK U(0x1) +#define PMU_REQ_OFLOW_CLR U(0x1) +#define FAILED_ACCESS_OFLOW_CLR U(0x1) +#define PMU_REQ_INT_CLR U(0x1) +#define FAILED_ACCESS_INT_CLR U(0x1) + +/* Macro to get the correct base register for a system interface */ +#define IFACE_OFFSET(sys_if) ((sys_if) ? SI1_BASE : SI0_BASE) + +#define MAX_SYS_IF_COUNT U(2) +#define MAX_REGION_VAL 8 + +/* DMC-500 supports striping across a max of 4 DMC instances */ +#define MAX_DMC_COUNT 4 + +/* Consist of part_number_1 and part_number_0 */ +#define DMC500_PERIPHERAL_ID U(0x0450) + +/* Filter enable bits in a TZC */ +#define TZC_DMC500_REGION_ATTR_F_EN_MASK U(0x1) + +/* Length of registers for configuring each region */ +#define TZC_DMC500_REGION_SIZE U(0x018) + +#ifndef __ASSEMBLER__ + +#include + +/* + * Contains the base addresses of all the DMC instances. + */ +typedef struct tzc_dmc500_driver_data { + uintptr_t dmc_base[MAX_DMC_COUNT]; + int dmc_count; + unsigned int sys_if_count; +} tzc_dmc500_driver_data_t; + +void tzc_dmc500_driver_init(const tzc_dmc500_driver_data_t *plat_driver_data); +void tzc_dmc500_configure_region0(unsigned int sec_attr, + unsigned int nsaid_permissions); +void tzc_dmc500_configure_region(unsigned int region_no, + unsigned long long region_base, + unsigned long long region_top, + unsigned int sec_attr, + unsigned int nsaid_permissions); +void tzc_dmc500_set_action(unsigned int action); +void tzc_dmc500_config_complete(void); +int tzc_dmc500_verify_complete(void); + + +#endif /* __ASSEMBLER__ */ +#endif /* TZC_DMC500_H */ -- cgit v1.2.3