mips: Add MIPS64 support
[openocd.git] / src / target / mips64_pracc.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Support for processors implementing MIPS64 instruction set
4 *
5 * Copyright (C) 2014 by Andrey Sidorov <anysidorov@gmail.com>
6 * Copyright (C) 2014 by Aleksey Kuleshov <rndfax@yandex.ru>
7 * Copyright (C) 2014-2019 by Peter Mamonov <pmamonov@gmail.com>
8 *
9 * Based on the work of:
10 * Copyright (C) 2008 by Spencer Oliver
11 * Copyright (C) 2008 by David T.L. Wong
12 * Copyright (C) 2010 by Konstantin Kostyukhin, Nikolay Shmyrev
13 */
14
15 #ifndef OPENOCD_TARGET_MIPS64_PRACC_H
16 #define OPENOCD_TARGET_MIPS64_PRACC_H
17
18 #include "mips_ejtag.h"
19
20 #define MIPS64_PRACC_TEXT 0xffffffffFF200200ull
21
22 #define MIPS64_PRACC_STACK 0xffffffffFF204000ull
23 #define MIPS64_PRACC_PARAM_IN 0xffffffffFF201000ull
24 #define MIPS64_PRACC_PARAM_IN_SIZE 0x1000
25 #define MIPS64_PRACC_PARAM_OUT (MIPS64_PRACC_PARAM_IN + MIPS64_PRACC_PARAM_IN_SIZE)
26 #define MIPS64_PRACC_PARAM_OUT_SIZE 0x1000
27
28 #undef UPPER16
29 #undef LOWER16
30 #define UPPER16(v) ((uint32_t)((v >> 16) & 0xFFFF))
31 #define LOWER16(v) ((uint32_t)(v & 0xFFFF))
32 #define MIPS64_PRACC_FASTDATA_AREA 0xffffffffFF200000
33 #define MIPS64_PRACC_FASTDATA_SIZE 16
34 #define MIPS64_FASTDATA_HANDLER_SIZE 0x80
35
36 /* FIXME: 16-bit NEG */
37 #undef NEG16
38 #define NEG16(v) ((uint32_t)(((~(v)) + 1) & 0xFFFF))
39
40 #define MIPS64_PRACC_ADDR_STEP 4
41 #define MIPS64_PRACC_DATA_STEP 8
42
43 int mips64_pracc_read_mem(struct mips_ejtag *ejtag_info, uint64_t addr, unsigned size, unsigned count, void *buf);
44 int mips64_pracc_write_mem(struct mips_ejtag *ejtag_info, uint64_t addr, unsigned size, unsigned count, void *buf);
45
46 int mips64_pracc_read_regs(struct mips_ejtag *ejtag_info, uint64_t *regs);
47 int mips64_pracc_write_regs(struct mips_ejtag *ejtag_info, uint64_t *regs);
48
49 int mips64_pracc_exec(struct mips_ejtag *ejtag_info,
50 unsigned code_len, const uint32_t *code,
51 unsigned num_param_in, uint64_t *param_in,
52 unsigned num_param_out, uint64_t *param_out);
53
54 int mips64_pracc_fastdata_xfer(struct mips_ejtag *ejtag_info,
55 struct working_area *source,
56 bool write_t, uint64_t addr,
57 unsigned count, uint64_t *buf);
58
59 #endif /* OPENOCD_TARGET_MIPS64_PRACC_H */