arch/m68k-amiga/boot/early.h

   1 /*
   2  * Copyright (C) 2011, The AROS Development Team.  All rights reserved.
   3  * Author: Jason S. McMullan <jason.mcmullan@gmail.com>
   4  *
   5  * Licensed under the AROS PUBLIC LICENSE (APL) Version 1.1
   6  */
   7
   8 #ifndef EARLY_H
   9 #define EARLY_H
  10
  11 #include <exec/memory.h>
  12 #include <exec/alerts.h>
  13
  14 #define RGB(r,g,b)      ((((r) & 0xf) << 8) | (((g) & 0xf) << 4) | (((b) & 0xf) << 0))
  15 #define RGB_MASK        RGB(15, 15, 15)
  16
  17 #define CODE_ROM_CHECK  RGB( 4,  4, 4)
  18 #define CODE_RAM_CHECK  RGB( 9,  9, 9)
  19 #define CODE_EXEC_CHECK RGB( 1,  1, 1)
  20 #define CODE_ALLOC_FAIL (RGB( 0, 12, 0) | AT_DeadEnd)
  21 #define CODE_TRAP_FAIL  (RGB(12, 12, 0) | AT_DeadEnd)
  22 #define CODE_EXEC_FAIL  (RGB( 0, 12,12) | AT_DeadEnd)
  23
  24 void Early_ScreenCode(ULONG code);
  25 void Early_Alert(ULONG alert);
  26 void __attribute__((interrupt)) Early_TrapHandler(void);
  27 void __attribute__((interrupt)) Early_Exception(void);
  28
  29 APTR Early_AllocAbs(struct MemHeader *mh, APTR location, IPTR byteSize);
  30
  31 /* Must match with AROSBootstrap.c! */
  32 #define ABS_BOOT_MAGIC 0x4d363802
  33 struct BootStruct
  34 {
  35     ULONG magic;
  36     struct ExecBase *RealBase;
  37     struct ExecBase *RealBase2;
  38     struct List *mlist;
  39     struct TagItem *kerneltags;
  40     struct Resident **reslist;
  41     struct ExecBase *FakeBase;
  42     APTR bootcode;
  43     APTR ss_address;
  44     LONG ss_size;
  45     APTR magicfastmem;
  46     LONG magicfastmemsize;
  47 };
  48 struct BootStruct *GetBootStruct(struct ExecBase *eb);
  49
  50 #endif /* EARLY_H */