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https://github.com/zephyrproject-rtos/zephyr
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02b20351cd
This adds the common struct fields and functions to support the implementation of thread local storage in individual architecture. This uses the thread stack to store TLS data. Signed-off-by: Daniel Leung <daniel.leung@intel.com>
91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
/*
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* Copyright (c) 2013-2014 Wind River Systems, Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <device.h>
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#ifndef ZEPHYR_KERNEL_INCLUDE_KERNEL_OFFSETS_H_
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#define ZEPHYR_KERNEL_INCLUDE_KERNEL_OFFSETS_H_
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#include <syscall_list.h>
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/* All of this is build time magic, but LCOV gets confused. Disable coverage
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* for this whole file.
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*
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* LCOV_EXCL_START
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*/
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/*
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* The final link step uses the symbol _OffsetAbsSyms to force the linkage of
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* offsets.o into the ELF image.
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*/
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GEN_ABS_SYM_BEGIN(_OffsetAbsSyms)
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GEN_OFFSET_SYM(_cpu_t, current);
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GEN_OFFSET_SYM(_cpu_t, nested);
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GEN_OFFSET_SYM(_cpu_t, irq_stack);
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#if defined(CONFIG_THREAD_MONITOR)
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GEN_OFFSET_SYM(_kernel_t, threads);
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#endif
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#ifdef CONFIG_SYS_POWER_MANAGEMENT
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GEN_OFFSET_SYM(_kernel_t, idle);
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#endif
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GEN_OFFSET_SYM(_kernel_t, ready_q);
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#ifndef CONFIG_SMP
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GEN_OFFSET_SYM(_ready_q_t, cache);
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#endif
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#ifdef CONFIG_FPU_SHARING
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GEN_OFFSET_SYM(_kernel_t, current_fp);
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#endif
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GEN_ABSOLUTE_SYM(_STRUCT_KERNEL_SIZE, sizeof(struct z_kernel));
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GEN_OFFSET_SYM(_thread_base_t, user_options);
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GEN_OFFSET_SYM(_thread_base_t, thread_state);
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GEN_OFFSET_SYM(_thread_base_t, prio);
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GEN_OFFSET_SYM(_thread_base_t, sched_locked);
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GEN_OFFSET_SYM(_thread_base_t, preempt);
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GEN_OFFSET_SYM(_thread_base_t, swap_data);
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GEN_OFFSET_SYM(_thread_t, base);
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GEN_OFFSET_SYM(_thread_t, callee_saved);
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GEN_OFFSET_SYM(_thread_t, arch);
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#ifdef CONFIG_USE_SWITCH
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GEN_OFFSET_SYM(_thread_t, switch_handle);
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#endif
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#ifdef CONFIG_THREAD_STACK_INFO
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GEN_OFFSET_SYM(_thread_stack_info_t, start);
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GEN_OFFSET_SYM(_thread_stack_info_t, size);
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GEN_OFFSET_SYM(_thread_t, stack_info);
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#endif
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#if defined(CONFIG_THREAD_MONITOR)
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GEN_OFFSET_SYM(_thread_t, next_thread);
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#endif
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#ifdef CONFIG_THREAD_CUSTOM_DATA
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GEN_OFFSET_SYM(_thread_t, custom_data);
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#endif
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#ifdef CONFIG_THREAD_LOCAL_STORAGE
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GEN_OFFSET_SYM(_thread_t, tls);
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#endif
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GEN_ABSOLUTE_SYM(K_THREAD_SIZEOF, sizeof(struct k_thread));
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/* size of the device structure. Used by linker scripts */
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GEN_ABSOLUTE_SYM(_DEVICE_STRUCT_SIZEOF, sizeof(const struct device));
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/* LCOV_EXCL_STOP */
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#endif /* ZEPHYR_KERNEL_INCLUDE_KERNEL_OFFSETS_H_ */
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