gonzui

    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T-Kernel 2.0 Software Package
    4:  *
    5:  *    Copyright 2011 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2011/05/17.
   10:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/01.
   11:  *
   12:  *----------------------------------------------------------------------
   13:  */
   14: 
   15: /*
   16:  *      @(#)sysinfo_depend.h (sys/EM1-D512)
   17:  *
   18:  *      System common information
   19:  *
   20:  *   0x30004000 +-----------------------+
   21:  *              |Exception vector table     |
   22:  *   0x30004400 +-----------------------+
   23:  *              |System common info.        |
   24:  *   0x30004440 +-----------------------+
   25:  */
   26: 
   27: #ifndef __SYS_SYSINFO_DEPEND_H__
   28: #define __SYS_SYSINFO_DEPEND_H__
   29: 
   30: #ifdef __cplusplus
   31: extern "C" {
   32: #endif
   33: 
   34: #ifndef _in_asm_source_
   35: 
   36: /*
   37:  * Boot mode/Operation mode
   38:  */
   39: typedef union {
   40:         struct {
   41:                 UW    debug:1;   /* When in debug mode 1 */
   42:                 UW    fsrcv:1;   /* When in disk repair mode 1 */
   43:                 UW    rsv:12;            /* Reserved (always 0) */
   44:                 UW    basic:1;   /* When in basic operation mode 1 */
   45:                 UW    rsv2:17;   /* Reserved (always 0) */
   46:         } c;
   47:         UW     w;
   48: } BootMode;
   49: 
   50: #define BM_DEBUG        0x00000001U    /* Debug mode */
   51: #define BM_FSRCV        0x00000002U    /* Disk repair mode */
   52: #define BM_BASIC        0x00004000U    /* Basic operation mode */
   53: 
   54: /*
   55:  * System shared information
   56:  */
   57: typedef struct {
   58:         void           *ramtop; /* RAM free space top */
   59:         void           *ramend; /* RAM free space end */
   60:         UB             *sysconf;  /* SYSCONF top */
   61:         UB             *devconf;  /* DEVCONF top */
   62:         W              taskindp;   /* Task independent context flag */
   63:         UW             taskmode;  /* Task mode flag */
   64:         BootMode       bm;           /* Boot mode */
   65:         UW             loop64us;  /* Loop count per 64 micro sec */
   66:         UB             bootdev[8];        /* Boot device name */
   67:         VW             rsv[6];            /* Reserved (always 0) */
   68: } SysCommonInfo;
   69: 
   70: /*
   71:  * System common area
   72:  */
   73: #define N_INTVEC        256
   74: typedef struct {
   75:         FP             intvec[N_INTVEC];  /* EIT vector */
   76:         SysCommonInfo  scinfo;                  /* System common information */
   77: } SysCommonArea;
   78: 
   79: #define SCArea  ( (SysCommonArea*)0x30004000 )
   80: #define SCInfo  ( SCArea->scinfo )
   81: 
   82: #endif /* _in_asm_source_ */
   83: 
   84: /* Definitions used by assembler */
   85: #define TASKINDP        (0x30004400 + 4*4)     /* Task independent flag */
   86: #define TASKMODE        (0x30004400 + 5*4)     /* Task mode flag */
   87: 
   88: /*
   89:  * Vector table address
   90:  */
   91: #define EIT_VECTBL      0x30004000   /* Vector table top */
   92: 
   93: #define EITVEC(n)       ( EIT_VECTBL + (n) * 4 )
   94: 
   95: #define EIT_DEFAULT     0           /* default handler */
   96: #define EIT_UNDEF       1             /* undefined instruction */
   97: #define EIT_IABORT      2            /* prefetch abort */
   98: #define EIT_DABORT      3            /* data abort */
   99: #define EIT_IDEBUG      29           /* debug abort instruction */
  100: #define EIT_DDEBUG      30           /* debug abort data */
  101: #define EIT_FIQ         31             /* fast interrupt FIQ */
  102: #define EIT_IRQ(n)      (  32 + (n) )        /* interrupt           IRQ  0-95 */
  103: #define EIT_GPIO(n)     ( 128 + (n) )       /* GPIO interrupt     port 0-127 */
  104: 
  105: #ifdef __cplusplus
  106: }
  107: #endif
  108: #endif /* __SYS_SYSINFO_DEPEND_H__ */