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 IVTBDA_BASE                     0x00000
  42 #define IVTBDA_SIZE                     0x01000
  43 #define DEFAULT_STACK_SIZE      0x02000
  44 #define REAL_MEM_BASE           0x10000
  45 #define REAL_MEM_SIZE           (0x30000 - REAL_MEM_BASE)
  46 #define EBDA_BASE                       0x9fc00
  47 #define VRAM_BASE                       0xa0000
  48 #define VRAM_SIZE                       0x20000
  49 #define SBIOS_SIZE                      0x20000
  50 #define SBIOS_BASE                      0xe0000
  51 #define VBIOS_BASE                      0xc0000
  52
  53 u32 v86_mem_alloc(int size);
  54 void v86_mem_free(u32 m);
  55 int v86_mem_init(void);
  56 void v86_mem_cleanup(void);
  57
  58 u8 v_rdb(u32 addr);
  59 u16 v_rdw(u32 addr);
  60 u32 v_rdl(u32 addr);
  61 void v_wrb(u32 addr, u8 val);
  62 void v_wrw(u32 addr, u16 val);
  63 void v_wrl(u32 addr, u32 val);
  64 void *vptr(u32 addr);
  65
  66 extern int iopl (int __level);
  67 extern int ioperm (unsigned long int __from, unsigned long int __num,
  68                                         int __turn_on);
  69
  70 #endif /* __H_V86 */