115 lines
4.0 KiB
C
115 lines
4.0 KiB
C
/*
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* Copyright (c) 2017 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <kernel.h>
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#define OPENOCD_UNIMPLEMENTED 0xffffffff
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#if defined(CONFIG_OPENOCD_SUPPORT) && defined(CONFIG_THREAD_MONITOR)
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enum {
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OPENOCD_OFFSET_VERSION,
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OPENOCD_OFFSET_K_CURR_THREAD,
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OPENOCD_OFFSET_K_THREADS,
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OPENOCD_OFFSET_T_ENTRY,
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OPENOCD_OFFSET_T_NEXT_THREAD,
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OPENOCD_OFFSET_T_STATE,
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OPENOCD_OFFSET_T_USER_OPTIONS,
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OPENOCD_OFFSET_T_PRIO,
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OPENOCD_OFFSET_T_STACK_PTR,
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OPENOCD_OFFSET_T_NAME,
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OPENOCD_OFFSET_T_ARCH,
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OPENOCD_OFFSET_T_PREEMPT_FLOAT,
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OPENOCD_OFFSET_T_COOP_FLOAT,
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};
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#if CONFIG_MP_NUM_CPUS > 1
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#error "This code doesn't work properly with multiple CPUs enabled"
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#endif
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/* Forward-compatibility notes: 1) Only append items to this table; otherwise
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* OpenOCD versions that expect less items will read garbage values.
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* 2) Avoid incompatible changes that affect the interpretation of existing
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* items. But if you have to do them, increment OPENOCD_OFFSET_VERSION
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* and submit a patch for OpenOCD to deal with both the old and new scheme.
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* Only version 1 is backward compatible to version 0.
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*/
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__attribute__((used, section(".openocd_dbg")))
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size_t _kernel_openocd_offsets[] = {
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/* Version 0 starts */
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[OPENOCD_OFFSET_VERSION] = 1,
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[OPENOCD_OFFSET_K_CURR_THREAD] = offsetof(struct _cpu, current),
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[OPENOCD_OFFSET_K_THREADS] = offsetof(struct z_kernel, threads),
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[OPENOCD_OFFSET_T_ENTRY] = offsetof(struct k_thread, entry),
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[OPENOCD_OFFSET_T_NEXT_THREAD] = offsetof(struct k_thread, next_thread),
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[OPENOCD_OFFSET_T_STATE] = offsetof(struct _thread_base, thread_state),
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[OPENOCD_OFFSET_T_USER_OPTIONS] = offsetof(struct _thread_base,
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user_options),
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[OPENOCD_OFFSET_T_PRIO] = offsetof(struct _thread_base, prio),
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#if defined(CONFIG_ARM64)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.sp),
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#elif defined(CONFIG_ARM)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.psp),
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#elif defined(CONFIG_ARC)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.sp),
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#elif defined(CONFIG_X86)
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#if defined(CONFIG_X86_64)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.rsp),
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#else
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.esp),
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#endif
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#elif defined(CONFIG_NIOS2)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.sp),
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#elif defined(CONFIG_RISCV)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.sp),
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#elif defined(CONFIG_SPARC)
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[OPENOCD_OFFSET_T_STACK_PTR] = offsetof(struct k_thread,
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callee_saved.o6),
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#else
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/* Use a special value so that OpenOCD knows that obtaining the stack
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* pointer is not possible on this particular architecture.
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*/
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#warning Please define OPENOCD_OFFSET_T_STACK_PTR for this architecture
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[OPENOCD_OFFSET_T_STACK_PTR] = OPENOCD_UNIMPLEMENTED,
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#endif
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/* Version 0 ends */
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[OPENOCD_OFFSET_T_NAME] = offsetof(struct k_thread, name),
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[OPENOCD_OFFSET_T_ARCH] = offsetof(struct k_thread, arch),
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#if defined(CONFIG_FPU) && defined(CONFIG_FPU_SHARING) && defined(CONFIG_ARM)
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[OPENOCD_OFFSET_T_PREEMPT_FLOAT] = offsetof(struct _thread_arch,
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preempt_float),
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[OPENOCD_OFFSET_T_COOP_FLOAT] = OPENOCD_UNIMPLEMENTED,
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#elif defined(CONFIG_FPU) && defined(CONFIG_X86)
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#if defined(CONFIG_X86_64)
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[OPENOCD_OFFSET_T_PREEMPT_FLOAT] = offsetof(struct _thread_arch, sse),
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#else
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[OPENOCD_OFFSET_T_PREEMPT_FLOAT] = offsetof(struct _thread_arch,
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preempFloatReg),
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#endif
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[OPENOCD_OFFSET_T_COOP_FLOAT] = OPENOCD_UNIMPLEMENTED,
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#else
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[OPENOCD_OFFSET_T_PREEMPT_FLOAT] = OPENOCD_UNIMPLEMENTED,
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[OPENOCD_OFFSET_T_COOP_FLOAT] = OPENOCD_UNIMPLEMENTED,
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#endif
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/* Version is still 1, but existence of following elements must be
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* checked with _kernel_openocd_num_offsets.
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*/
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};
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__attribute__((used, section(".openocd_dbg")))
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size_t _kernel_openocd_num_offsets = ARRAY_SIZE(_kernel_openocd_offsets);
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__attribute__((used, section(".openocd_dbg")))
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uint8_t _kernel_openocd_size_t_size = (uint8_t)sizeof(size_t);
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#endif
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