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[/] [openrisc/] [trunk/] [orpsocv2/] [bench/] [sysc/] [include/] [MemoryLoad.h] - Blame information for rev 178

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/* MemoryLoad.h -- Header file for parse.c
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   Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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   Copyright (C) 2008 Embecosm Limited
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   Copyright (C) 2009 Julius Baxter, julius@orsoc.se
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   Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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   This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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   This program is free software; you can redistribute it and/or modify it
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   under the terms of the GNU General Public License as published by the Free
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   Software Foundation; either version 3 of the License, or (at your option)
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   any later version.
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   This program is distributed in the hope that it will be useful, but WITHOUT
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   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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   more details.
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   You should have received a copy of the GNU General Public License along
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   with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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/* Here we define some often used caharcters in assembly files.  This wil
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   probably go into architecture dependent directory. */
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#ifndef MEMORYLOAD__H
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#define MEMORYLOAD__H
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/* Package includes */
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//#include "sim-config.h"
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#include <stdint.h>
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#include "coff.h"
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#include "elf.h"
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#include "OrpsocAccess.h"
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//#define PRINTF(x...) fprintf(stdout,x)
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#define PRINTF(x...)
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/* Basic types for openrisc */
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typedef uint32_t  oraddr_t;     /*!< Address as addressed by openrisc */
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typedef uint32_t  uorreg_t;     /*!< An unsigned register of openrisc */
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typedef int32_t   orreg_t;      /*!< A signed register of openrisc */
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/* From abstract.h */
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#define DEFAULT_MEMORY_START         0
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//#define DEFAULT_MEMORY_LEN    0x800000
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#define STACK_SIZE                  20
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#define LABELNAME_LEN               50
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#define INSNAME_LEN                 15
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#define OPERANDNAME_LEN             50
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#define MAX_OPERANDS                 5
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#define OP_MEM_ACCESS       0x80000000
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/* Cache tag types.  */
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#define CT_NONE                      0
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#define CT_VIRTUAL                   1
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#define CT_PHYSICAL                  2
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/* History of execution */
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#define HISTEXEC_LEN               200
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/* Added by MM */
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#ifndef LONGEST
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#define LONGEST long long
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#endif /* LONGEST */
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#ifndef ULONGEST
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#define ULONGEST unsigned long long
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#endif /* ULONGEST */
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#define PRIx32 "x"
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#define PRIx16 "hx"
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#define PRIx8 "hhx"
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#define PRId32 "d"
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/* Strings for printing OpenRISC types */
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#define PRIxADDR  "08" PRIx32   /*!< print an openrisc address in hex */
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#define PRIxREG   "08" PRIx32   /*!< print an openrisc register in hex */
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#define PRIdREG   PRId32        /*!< print an openrisc register in decimals */
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/* Endianness convenience macros */
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#define LE16(x) bswap_16(x)
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/*! Instruction queue */
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struct iqueue_entry
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{
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  int       insn_index;
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  uint32_t  insn;
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  oraddr_t  insn_addr;
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};
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/*! Structure for holding one label per particular memory location */
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struct label_entry
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{
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  char               *name;
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  oraddr_t            addr;
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  struct label_entry *next;
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};
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/* from arch sim cpu/or1k/opcode/or32.h */
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#define MAX_GPRS 32
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#define PAGE_SIZE 8192
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class MemoryLoad
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{
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 public:
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  // Constructor
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  MemoryLoad(OrpsocAccess            *_accessor);
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  // Label access function
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  struct label_entry* get_label (oraddr_t addr);
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  uint32_t  loadcode (char     *filename,
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                      oraddr_t  startaddr,
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                      oraddr_t  virtphy_transl);
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 private:
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  //! The accessor for the Orpsoc instance
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  OrpsocAccess *accessor;
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#define MEMORY_LEN  0x100000000ULL
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  /*!Whether to do immediate statistics. This seems to be for local debugging
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  of parse.c */
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#define IMM_STATS 0
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  /*!Unused mem memory marker. It is used when allocating program and data
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  memory during parsing */
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  unsigned int  freemem;
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   /*!Translation table provided by microkernel. Only used if simulating
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   microkernel. */
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  oraddr_t  transl_table;
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  /*!Used to signal whether during loading of programs a translation fault
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  occured. */
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  uint32_t  transl_error;
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#if IMM_STATS
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  int       bcnt[33][3] = { 0 };
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  int       bsum[3]     = { 0 };
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  uint32_t  movhi       = 0;
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#endif  /* IMM_STATS */
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  // A large number, for the Linux kernel (~8000 functions)
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#define LABELS_HASH_SIZE 10000
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  /* Local list of labels (symbols) */
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  struct label_entry *label_hash[LABELS_HASH_SIZE];
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  /* Function prototypes for external use */
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  char     *strstrip (char       *dst,
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                      const char *src,
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                      int         n);
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  oraddr_t translate (oraddr_t  laddr,
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                      int      *breakpoint);
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  int bits (uint32_t val);
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  void check_insn (uint32_t insn);
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  void addprogram (oraddr_t  address,
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                   uint32_t  insn,
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                   int      *breakpoint);
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  void readfile_coff (char  *filename,
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                      short  sections);
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  void readsyms_coff (char *filename,
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                      uint32_t symptr,
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                      uint32_t syms);
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  void readfile_elf (char *filename);
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  void identifyfile (char *filename);
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  void init_labels ();
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  void add_label (oraddr_t addr, char *name);
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  struct label_entry* find_label (char *name);
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  oraddr_t eval_label (char *name);
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};
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#endif  /* MEMORYLOAD__H */

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