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46 lines
1.1 KiB
46 lines
1.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ASM_NDS32_FTRACE_H |
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#define __ASM_NDS32_FTRACE_H |
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#ifdef CONFIG_FUNCTION_TRACER |
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#define HAVE_FUNCTION_GRAPH_FP_TEST |
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#define MCOUNT_ADDR ((unsigned long)(_mcount)) |
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/* mcount call is composed of three instructions: |
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* sethi + ori + jral |
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*/ |
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#define MCOUNT_INSN_SIZE 12 |
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extern void _mcount(unsigned long parent_ip); |
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#ifdef CONFIG_DYNAMIC_FTRACE |
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#define FTRACE_ADDR ((unsigned long)_ftrace_caller) |
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#ifdef __NDS32_EL__ |
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#define INSN_NOP 0x09000040 |
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#define INSN_SIZE(insn) (((insn & 0x00000080) == 0) ? 4 : 2) |
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#define IS_SETHI(insn) ((insn & 0x000000fe) == 0x00000046) |
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#define ENDIAN_CONVERT(insn) be32_to_cpu(insn) |
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#else /* __NDS32_EB__ */ |
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#define INSN_NOP 0x40000009 |
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#define INSN_SIZE(insn) (((insn & 0x80000000) == 0) ? 4 : 2) |
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#define IS_SETHI(insn) ((insn & 0xfe000000) == 0x46000000) |
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#define ENDIAN_CONVERT(insn) (insn) |
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#endif |
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extern void _ftrace_caller(unsigned long parent_ip); |
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static inline unsigned long ftrace_call_adjust(unsigned long addr) |
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{ |
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return addr; |
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} |
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struct dyn_arch_ftrace { |
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}; |
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#endif /* CONFIG_DYNAMIC_FTRACE */ |
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#endif /* CONFIG_FUNCTION_TRACER */ |
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#endif /* __ASM_NDS32_FTRACE_H */
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