v86.h

   1 #ifndef __H_V86
   2 #define __H_V86
   3
   4 #include <stdio.h>
   5 #include <syslog.h>
   6 #include <sys/types.h>
   7 #include <linux/connector.h>
   8 #include "config.h"
   9
  10 #undef u8
  11 #undef u16
  12 #undef u32
  13 #undef u64
  14
  15 #define u8 __u8
  16 #define u16 __u16
  17 #define u32 __u32
  18 #define u64 __u64
  19
  20 struct completion;
  21
  22 #include <video/uvesafb.h>
  23
  24 //#define ulog(args...) do {} while (0)
  25 //#define ulog(args...)         fprintf(stdout, ##args)
  26
  27 #ifdef CONFIG_DEBUG
  28         #define MAX_LOG_LEVEL   LOG_DEBUG
  29 #else
  30         #define MAX_LOG_LEVEL   LOG_WARNING
  31 #endif
  32
  33 /* klibc doesn't provide setlogmask(), so simulate it here */
  34 #define ulog(level, args...)   if (level <= MAX_LOG_LEVEL) { syslog(level, ##args); }
  35
  36 int v86_init();
  37 int v86_int(int num, struct v86_regs *regs);
  38 int v86_task(struct uvesafb_task *tsk, u8 *buf);
  39 void v86_cleanup();
  40
  41 #define MEM_SIZE                        0x10ffef
  42 #define IVTBDA_BASE                     0x00000
  43 #define IVTBDA_SIZE                     0x01000
  44 #define DEFAULT_STACK_SIZE      0x02000
  45 #define REAL_MEM_BASE           0x10000
  46 #define REAL_MEM_SIZE           (0x30000 - REAL_MEM_BASE)
  47 #define BIOS_BASE                       0xa0000
  48 #define BIOS_SIZE                       (MEM_SIZE - BIOS_BASE)
  49
  50 u32 v86_mem_alloc(int size);
  51 void v86_mem_free(u32 m);
  52 int v86_mem_init(void);
  53 void v86_mem_cleanup(void);
  54
  55 u8 v_rdb(u32 addr);
  56 u16 v_rdw(u32 addr);
  57 u32 v_rdl(u32 addr);
  58 void v_wrb(u32 addr, u8 val);
  59 void v_wrw(u32 addr, u16 val);
  60 void v_wrl(u32 addr, u32 val);
  61 void *vptr(u32 addr);
  62
  63 extern int iopl (int __level);
  64 extern int ioperm (unsigned long int __from, unsigned long int __num,
  65                                         int __turn_on);
  66
  67 #endif /* __H_V86 */