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https://github.com/ARM-software/arm-trusted-firmware.git
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82cb2c1ad9
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>
41 lines
1.1 KiB
ArmAsm
41 lines
1.1 KiB
ArmAsm
/*
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* Copyright (c) 2016, 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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#include <asm_macros.S>
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#include <cpu_data.h>
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.globl _cpu_data
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.globl _cpu_data_by_index
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/* -----------------------------------------------------------------
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* cpu_data_t *_cpu_data(void)
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*
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* Return the cpu_data structure for the current CPU.
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* -----------------------------------------------------------------
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*/
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func _cpu_data
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/* r12 is pushed to meet the 8 byte stack alignment requirement */
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push {r12, lr}
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bl plat_my_core_pos
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pop {r12, lr}
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b _cpu_data_by_index
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endfunc _cpu_data
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/* -----------------------------------------------------------------
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* cpu_data_t *_cpu_data_by_index(uint32_t cpu_index)
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*
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* Return the cpu_data structure for the CPU with given linear index
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*
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* This can be called without a valid stack.
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* clobbers: r0, r1
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* -----------------------------------------------------------------
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*/
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func _cpu_data_by_index
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ldr r1, =percpu_data
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add r0, r1, r0, LSL #CPU_DATA_LOG2SIZE
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bx lr
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endfunc _cpu_data_by_index
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