openocd/src/target/mips64_pracc.h

60 lines
2.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Support for processors implementing MIPS64 instruction set
*
* Copyright (C) 2014 by Andrey Sidorov <anysidorov@gmail.com>
* Copyright (C) 2014 by Aleksey Kuleshov <rndfax@yandex.ru>
* Copyright (C) 2014-2019 by Peter Mamonov <pmamonov@gmail.com>
*
* Based on the work of:
* Copyright (C) 2008 by Spencer Oliver
* Copyright (C) 2008 by David T.L. Wong
* Copyright (C) 2010 by Konstantin Kostyukhin, Nikolay Shmyrev
*/
#ifndef OPENOCD_TARGET_MIPS64_PRACC_H
#define OPENOCD_TARGET_MIPS64_PRACC_H
#include "mips_ejtag.h"
#define MIPS64_PRACC_TEXT 0xffffffffFF200200ull
#define MIPS64_PRACC_STACK 0xffffffffFF204000ull
#define MIPS64_PRACC_PARAM_IN 0xffffffffFF201000ull
#define MIPS64_PRACC_PARAM_IN_SIZE 0x1000
#define MIPS64_PRACC_PARAM_OUT (MIPS64_PRACC_PARAM_IN + MIPS64_PRACC_PARAM_IN_SIZE)
#define MIPS64_PRACC_PARAM_OUT_SIZE 0x1000
#undef UPPER16
#undef LOWER16
#define UPPER16(v) ((uint32_t)((v >> 16) & 0xFFFF))
#define LOWER16(v) ((uint32_t)(v & 0xFFFF))
#define MIPS64_PRACC_FASTDATA_AREA 0xffffffffFF200000
#define MIPS64_PRACC_FASTDATA_SIZE 16
#define MIPS64_FASTDATA_HANDLER_SIZE 0x80
/* FIXME: 16-bit NEG */
#undef NEG16
#define NEG16(v) ((uint32_t)(((~(v)) + 1) & 0xFFFF))
#define MIPS64_PRACC_ADDR_STEP 4
#define MIPS64_PRACC_DATA_STEP 8
int mips64_pracc_read_mem(struct mips_ejtag *ejtag_info, uint64_t addr, unsigned size, unsigned count, void *buf);
int mips64_pracc_write_mem(struct mips_ejtag *ejtag_info, uint64_t addr, unsigned size, unsigned count, void *buf);
int mips64_pracc_read_regs(struct mips_ejtag *ejtag_info, uint64_t *regs);
int mips64_pracc_write_regs(struct mips_ejtag *ejtag_info, uint64_t *regs);
int mips64_pracc_exec(struct mips_ejtag *ejtag_info,
unsigned code_len, const uint32_t *code,
unsigned num_param_in, uint64_t *param_in,
unsigned num_param_out, uint64_t *param_out);
int mips64_pracc_fastdata_xfer(struct mips_ejtag *ejtag_info,
struct working_area *source,
bool write_t, uint64_t addr,
unsigned count, uint64_t *buf);
#endif /* OPENOCD_TARGET_MIPS64_PRACC_H */