1*91f16700Schasinglulu /* 2*91f16700Schasinglulu * Copyright (c) 2013-2018, Arm Limited and Contributors. All rights reserved. 3*91f16700Schasinglulu * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved. 4*91f16700Schasinglulu * 5*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 6*91f16700Schasinglulu */ 7*91f16700Schasinglulu 8*91f16700Schasinglulu /* 9*91f16700Schasinglulu * Contains definitions of commonly used macros and data types needed 10*91f16700Schasinglulu * for PU Power Management. This file should be common for all PU's. 11*91f16700Schasinglulu */ 12*91f16700Schasinglulu 13*91f16700Schasinglulu #ifndef PM_COMMON_H 14*91f16700Schasinglulu #define PM_COMMON_H 15*91f16700Schasinglulu 16*91f16700Schasinglulu #include <stdint.h> 17*91f16700Schasinglulu #include <plat_pm_common.h> 18*91f16700Schasinglulu 19*91f16700Schasinglulu #if IPI_CRC_CHECK 20*91f16700Schasinglulu #define PAYLOAD_ARG_CNT 8U 21*91f16700Schasinglulu #define IPI_W0_TO_W6_SIZE 28U 22*91f16700Schasinglulu #define PAYLOAD_CRC_POS 7U 23*91f16700Schasinglulu #define CRC_INIT_VALUE 0x4F4EU 24*91f16700Schasinglulu #define CRC_ORDER 16U 25*91f16700Schasinglulu #define CRC_POLYNOM 0x8005U 26*91f16700Schasinglulu #else 27*91f16700Schasinglulu #define PAYLOAD_ARG_CNT 6U 28*91f16700Schasinglulu #endif 29*91f16700Schasinglulu #define PAYLOAD_ARG_SIZE 4U /* size in bytes */ 30*91f16700Schasinglulu 31*91f16700Schasinglulu #define TZ_VERSION_MAJOR 1 32*91f16700Schasinglulu #define TZ_VERSION_MINOR 0 33*91f16700Schasinglulu #define TZ_VERSION ((TZ_VERSION_MAJOR << 16) | \ 34*91f16700Schasinglulu TZ_VERSION_MINOR) 35*91f16700Schasinglulu 36*91f16700Schasinglulu /** 37*91f16700Schasinglulu * struct pm_ipi - struct for capturing IPI-channel specific info. 38*91f16700Schasinglulu * @local_ipi_id: Local IPI agent ID. 39*91f16700Schasinglulu * @remote_ipi_id: Remote IPI Agent ID. 40*91f16700Schasinglulu * @buffer_base: base address for payload buffer. 41*91f16700Schasinglulu * 42*91f16700Schasinglulu */ 43*91f16700Schasinglulu struct pm_ipi { 44*91f16700Schasinglulu const uint32_t local_ipi_id; 45*91f16700Schasinglulu const uint32_t remote_ipi_id; 46*91f16700Schasinglulu const uintptr_t buffer_base; 47*91f16700Schasinglulu }; 48*91f16700Schasinglulu 49*91f16700Schasinglulu /** 50*91f16700Schasinglulu * struct pm_proc - struct for capturing processor related info. 51*91f16700Schasinglulu * @node_id: node-ID of the processor. 52*91f16700Schasinglulu * @pwrdn_mask: cpu-specific mask to be used for power control register. 53*91f16700Schasinglulu * @ipi: pointer to IPI channel structure. 54*91f16700Schasinglulu * (in APU all processors share one IPI channel) 55*91f16700Schasinglulu * 56*91f16700Schasinglulu */ 57*91f16700Schasinglulu struct pm_proc { 58*91f16700Schasinglulu const uint32_t node_id; 59*91f16700Schasinglulu const uint32_t pwrdn_mask; 60*91f16700Schasinglulu const struct pm_ipi *ipi; 61*91f16700Schasinglulu }; 62*91f16700Schasinglulu 63*91f16700Schasinglulu const struct pm_proc *pm_get_proc(uint32_t cpuid); 64*91f16700Schasinglulu 65*91f16700Schasinglulu #endif /* PM_COMMON_H */ 66