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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/parisc/include/asm/kgdb.h
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/* SPDX-License-Identifier: GPL-2.0 */

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/*

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 * PA-RISC KGDB support

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 *

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 * Copyright (c) 2019 Sven Schnelle <[email protected]>

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 *

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 */

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#ifndef __PARISC_KGDB_H__

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#define __PARISC_KGDB_H__

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#define BREAK_INSTR_SIZE		4

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#define PARISC_KGDB_COMPILED_BREAK_INSN	0x3ffc01f

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#define PARISC_KGDB_BREAK_INSN		0x3ffa01f

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#define NUMREGBYTES			sizeof(struct parisc_gdb_regs)

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#define BUFMAX				4096

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#define KGDB_MAX_BREAKPOINTS		40

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#define CACHE_FLUSH_IS_SAFE		1

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#ifndef __ASSEMBLER__

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static inline void arch_kgdb_breakpoint(void)

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{

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	asm(".word %0" : : "i"(PARISC_KGDB_COMPILED_BREAK_INSN) : "memory");

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}

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struct parisc_gdb_regs {

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	unsigned long gpr[32];

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	unsigned long sar;

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	unsigned long iaoq_f;

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	unsigned long iasq_f;

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	unsigned long iaoq_b;

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	unsigned long iasq_b;

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	unsigned long eiem;

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	unsigned long iir;

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	unsigned long isr;

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	unsigned long ior;

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	unsigned long ipsw;

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	unsigned long __unused0;

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	unsigned long sr4;

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	unsigned long sr0;

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	unsigned long sr1;

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	unsigned long sr2;

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	unsigned long sr3;

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	unsigned long sr5;

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	unsigned long sr6;

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	unsigned long sr7;

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	unsigned long cr0;

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	unsigned long pid1;

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	unsigned long pid2;

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	unsigned long scrccr;

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	unsigned long pid3;

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	unsigned long pid4;

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	unsigned long cr24;

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	unsigned long cr25;

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	unsigned long cr26;

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	unsigned long cr27;

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	unsigned long cr28;

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	unsigned long cr29;

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	unsigned long cr30;

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	u64 fr[32];

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};

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#endif

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#endif

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