X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Fmips32_pracc.h;h=04d909e24e581a6c10cc3d0097d60e073e8ad976;hp=5d1cf3dd6f1b1bbc98172d8338e2533ece8d7b5a;hb=refs%2Fchanges%2F93%2F1193%2F8;hpb=6f929dbd93e1b2c0373f389060bf64e60e8194ab diff --git a/src/target/mips32_pracc.h b/src/target/mips32_pracc.h index 5d1cf3dd6f..04d909e24e 100644 --- a/src/target/mips32_pracc.h +++ b/src/target/mips32_pracc.h @@ -4,6 +4,9 @@ * * * Copyright (C) 2008 by David T.L. Wong * * * + * Copyright (C) 2011 by Drasko DRASKOVIC * + * drasko.draskovic@gmail.com * + * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * @@ -19,46 +22,49 @@ * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ + #ifndef MIPS32_PRACC_H #define MIPS32_PRACC_H -#include "mips_ejtag.h" +#include +#include -#define MIPS32_PRACC_TEXT 0xFF200200 -//#define MIPS32_PRACC_STACK 0xFF2FFFFC -#define MIPS32_PRACC_STACK 0xFF204000 -#define MIPS32_PRACC_PARAM_IN 0xFF201000 -#define MIPS32_PRACC_PARAM_IN_SIZE 0x1000 -#define MIPS32_PRACC_PARAM_OUT (MIPS32_PRACC_PARAM_IN + MIPS32_PRACC_PARAM_IN_SIZE) -#define MIPS32_PRACC_PARAM_OUT_SIZE 0x1000 +#define MIPS32_PRACC_FASTDATA_AREA 0xFF200000 +#define MIPS32_PRACC_BASE_ADDR 0xFF200000 +#define MIPS32_PRACC_FASTDATA_SIZE 16 +#define MIPS32_PRACC_TEXT 0xFF200200 +#define MIPS32_PRACC_STACK 0xFF204000 +#define MIPS32_PRACC_PARAM_IN 0xFF201000 +#define MIPS32_PRACC_PARAM_IN_SIZE 0x1000 +#define MIPS32_PRACC_PARAM_OUT (MIPS32_PRACC_PARAM_IN + MIPS32_PRACC_PARAM_IN_SIZE) +#define MIPS32_PRACC_PARAM_OUT_SIZE 0x1000 -#define UPPER16(uint32_t) (uint32_t >> 16) -#define LOWER16(uint32_t) (uint32_t & 0xFFFF) -#define NEG16(v) (((~(v)) + 1) & 0xFFFF) +#define PRACC_UPPER_BASE_ADDR (MIPS32_PRACC_BASE_ADDR >> 16) +#define PRACC_TEXT_OFFSET (MIPS32_PRACC_TEXT - MIPS32_PRACC_BASE_ADDR) +#define PRACC_IN_OFFSET (MIPS32_PRACC_PARAM_IN - MIPS32_PRACC_BASE_ADDR) +#define PRACC_OUT_OFFSET (MIPS32_PRACC_PARAM_OUT - MIPS32_PRACC_BASE_ADDR) +#define PRACC_STACK_OFFSET (MIPS32_PRACC_STACK - MIPS32_PRACC_BASE_ADDR) + +#define MIPS32_FASTDATA_HANDLER_SIZE 0x80 +#define UPPER16(uint32_t) (uint32_t >> 16) +#define LOWER16(uint32_t) (uint32_t & 0xFFFF) +#define NEG16(v) (((~(v)) + 1) & 0xFFFF) /*#define NEG18(v) (((~(v)) + 1) & 0x3FFFF)*/ +struct pracc_queue_info { + int retval; + const int max_code; + int code_count; + int store_count; + uint32_t *pracc_list; /* Code and store addresses */ +}; + int mips32_pracc_read_mem(struct mips_ejtag *ejtag_info, uint32_t addr, int size, int count, void *buf); int mips32_pracc_write_mem(struct mips_ejtag *ejtag_info, uint32_t addr, int size, int count, void *buf); - -int mips32_pracc_read_mem8(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint8_t *buf); -int mips32_pracc_read_mem16(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint16_t *buf); -int mips32_pracc_read_mem32(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint32_t *buf); -int mips32_pracc_read_u32(struct mips_ejtag *ejtag_info, - uint32_t addr, uint32_t *buf); - -int mips32_pracc_write_mem8(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint8_t *buf); -int mips32_pracc_write_mem16(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint16_t *buf); -int mips32_pracc_write_mem32(struct mips_ejtag *ejtag_info, - uint32_t addr, int count, uint32_t *buf); -int mips32_pracc_write_u32(struct mips_ejtag *ejtag_info, - uint32_t addr, uint32_t *buf); +int mips32_pracc_fastdata_xfer(struct mips_ejtag *ejtag_info, struct working_area *source, + int write_t, uint32_t addr, int count, uint32_t *buf); int mips32_pracc_read_regs(struct mips_ejtag *ejtag_info, uint32_t *regs); int mips32_pracc_write_regs(struct mips_ejtag *ejtag_info, uint32_t *regs); @@ -67,4 +73,36 @@ int mips32_pracc_exec(struct mips_ejtag *ejtag_info, int code_len, const uint32_ int num_param_in, uint32_t *param_in, int num_param_out, uint32_t *param_out, int cycle); +/** + * \b mips32_cp0_read + * + * Simulates mfc0 ASM instruction (Move From C0), + * i.e. implements copro C0 Register read. + * + * @param[in] ejtag_info + * @param[in] val Storage to hold read value + * @param[in] cp0_reg Number of copro C0 register we want to read + * @param[in] cp0_sel Select for the given C0 register + * + * @return ERROR_OK on Sucess, ERROR_FAIL otherwise + */ +int mips32_cp0_read(struct mips_ejtag *ejtag_info, + uint32_t *val, uint32_t cp0_reg, uint32_t cp0_sel); + +/** + * \b mips32_cp0_write + * + * Simulates mtc0 ASM instruction (Move To C0), + * i.e. implements copro C0 Register read. + * + * @param[in] ejtag_info + * @param[in] val Value to be written + * @param[in] cp0_reg Number of copro C0 register we want to write to + * @param[in] cp0_sel Select for the given C0 register + * + * @return ERROR_OK on Sucess, ERROR_FAIL otherwise + */ +int mips32_cp0_write(struct mips_ejtag *ejtag_info, + uint32_t val, uint32_t cp0_reg, uint32_t cp0_sel); + #endif