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To make software license auditing simpler, use SPDX[0] license identifiers instead of duplicating the license text in every file. NOTE: Files that have been imported by FreeBSD have not been modified. [0]: https://spdx.org/ Change-Id: I80a00e1f641b8cc075ca5a95b10607ed9ed8761a Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
113 lines
3.1 KiB
C
113 lines
3.1 KiB
C
/*
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* Copyright (c) 2014, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __TSP_PRIVATE_H__
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#define __TSP_PRIVATE_H__
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/* Definitions to help the assembler access the SMC/ERET args structure */
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#define TSP_ARGS_SIZE 0x40
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#define TSP_ARG0 0x0
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#define TSP_ARG1 0x8
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#define TSP_ARG2 0x10
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#define TSP_ARG3 0x18
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#define TSP_ARG4 0x20
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#define TSP_ARG5 0x28
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#define TSP_ARG6 0x30
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#define TSP_ARG7 0x38
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#define TSP_ARGS_END 0x40
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#ifndef __ASSEMBLY__
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#include <cassert.h>
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#include <platform_def.h> /* For CACHE_WRITEBACK_GRANULE */
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#include <spinlock.h>
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#include <stdint.h>
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#include <tsp.h>
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typedef struct work_statistics {
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/* Number of s-el1 interrupts on this cpu */
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uint32_t sel1_intr_count;
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/* Number of non s-el1 interrupts on this cpu which preempted TSP */
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uint32_t preempt_intr_count;
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/* Number of sync s-el1 interrupts on this cpu */
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uint32_t sync_sel1_intr_count;
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/* Number of s-el1 interrupts returns on this cpu */
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uint32_t sync_sel1_intr_ret_count;
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uint32_t smc_count; /* Number of returns on this cpu */
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uint32_t eret_count; /* Number of entries on this cpu */
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uint32_t cpu_on_count; /* Number of cpu on requests */
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uint32_t cpu_off_count; /* Number of cpu off requests */
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uint32_t cpu_suspend_count; /* Number of cpu suspend requests */
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uint32_t cpu_resume_count; /* Number of cpu resume requests */
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} __aligned(CACHE_WRITEBACK_GRANULE) work_statistics_t;
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typedef struct tsp_args {
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uint64_t _regs[TSP_ARGS_END >> 3];
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} __aligned(CACHE_WRITEBACK_GRANULE) tsp_args_t;
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/* Macros to access members of the above structure using their offsets */
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#define read_sp_arg(args, offset) ((args)->_regs[offset >> 3])
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#define write_sp_arg(args, offset, val) (((args)->_regs[offset >> 3]) \
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= val)
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/*
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* Ensure that the assembler's view of the size of the tsp_args is the
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* same as the compilers
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*/
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CASSERT(TSP_ARGS_SIZE == sizeof(tsp_args_t), assert_sp_args_size_mismatch);
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void tsp_get_magic(uint64_t args[4]);
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tsp_args_t *tsp_cpu_resume_main(uint64_t arg0,
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uint64_t arg1,
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uint64_t arg2,
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uint64_t arg3,
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uint64_t arg4,
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uint64_t arg5,
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uint64_t arg6,
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uint64_t arg7);
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tsp_args_t *tsp_cpu_suspend_main(uint64_t arg0,
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uint64_t arg1,
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uint64_t arg2,
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uint64_t arg3,
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uint64_t arg4,
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uint64_t arg5,
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uint64_t arg6,
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uint64_t arg7);
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tsp_args_t *tsp_cpu_on_main(void);
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tsp_args_t *tsp_cpu_off_main(uint64_t arg0,
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uint64_t arg1,
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uint64_t arg2,
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uint64_t arg3,
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uint64_t arg4,
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uint64_t arg5,
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uint64_t arg6,
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uint64_t arg7);
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/* Generic Timer functions */
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void tsp_generic_timer_start(void);
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void tsp_generic_timer_handler(void);
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void tsp_generic_timer_stop(void);
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void tsp_generic_timer_save(void);
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void tsp_generic_timer_restore(void);
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/* S-EL1 interrupt management functions */
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void tsp_update_sync_sel1_intr_stats(uint32_t type, uint64_t elr_el3);
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/* Data structure to keep track of TSP statistics */
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extern spinlock_t console_lock;
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extern work_statistics_t tsp_stats[PLATFORM_CORE_COUNT];
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/* Vector table of jumps */
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extern tsp_vectors_t tsp_vector_table;
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#endif /* __ASSEMBLY__ */
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#endif /* __TSP_PRIVATE_H__ */
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