/* SPDX-License-Identifier: GPL-2.0 */
/*
 * PA-RISC KGDB support
 *
 * Copyright (c) 2019 Sven Schnelle <svens@stackframe.org>
 *
 */

#ifndef __PARISC_KGDB_H__
#define __PARISC_KGDB_H__

#define BREAK_INSTR_SIZE                4
#define PARISC_KGDB_COMPILED_BREAK_INSN 0x3ffc01f
#define PARISC_KGDB_BREAK_INSN          0x3ffa01f


#define NUMREGBYTES                     sizeof(struct parisc_gdb_regs)
#define BUFMAX                          4096

#define KGDB_MAX_BREAKPOINTS            40

#define CACHE_FLUSH_IS_SAFE             1

#ifndef __ASSEMBLER__

static inline void arch_kgdb_breakpoint(void)
{
        asm(".word %0" : : "i"(PARISC_KGDB_COMPILED_BREAK_INSN) : "memory");
}

struct parisc_gdb_regs {
        unsigned long gpr[32];
        unsigned long sar;
        unsigned long iaoq_f;
        unsigned long iasq_f;
        unsigned long iaoq_b;
        unsigned long iasq_b;
        unsigned long eiem;
        unsigned long iir;
        unsigned long isr;
        unsigned long ior;
        unsigned long ipsw;
        unsigned long __unused0;
        unsigned long sr4;
        unsigned long sr0;
        unsigned long sr1;
        unsigned long sr2;
        unsigned long sr3;
        unsigned long sr5;
        unsigned long sr6;
        unsigned long sr7;
        unsigned long cr0;
        unsigned long pid1;
        unsigned long pid2;
        unsigned long scrccr;
        unsigned long pid3;
        unsigned long pid4;
        unsigned long cr24;
        unsigned long cr25;
        unsigned long cr26;
        unsigned long cr27;
        unsigned long cr28;
        unsigned long cr29;
        unsigned long cr30;

        u64 fr[32];
};

#endif
#endif