Subversion Repositories Kolibri OS

Rev

Rev 859 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 859 Rev 928
Line 7... Line 7...
7 
include "../const.inc"
 7 
include "../const.inc"
Line 8... Line 8...
8 
 
 8 
 
Line 9... Line 9...
9 
public __start
 9 
public __start
10 
 
 10 
 
11 
extrn  _high_code
 11 
extrn  high_code
12 
extrn  __os_stack
 12 
extrn  __os_stack
Line 13... Line 13...
13 
extrn  _boot_mbi
 13 
extrn  _boot_mbi
Line 68... Line 68...
68 
 
 68 
 
Line 69... Line 69...
69 
; ENABLE PAGING
 69 
; ENABLE PAGING
Line 70... Line 70...
70 
 
 70 
 
71 
           mov ecx, 64
 - 
 
72 
           mov edi, _sys_pdbr+(OS_BASE shr 20)+(0x100000000-OS_BASE)
 71 
           mov ecx, 64
- 
 
 72 
           mov eax, PG_LARGE+PG_SW
- 
 
 73 
           mov edi, _sys_pdbr+(OS_BASE shr 20)+(0x100000000-OS_BASE)
73 
           mov eax, PG_LARGE+PG_SW
 74 
           mov [edi-4], dword (PG_LARGE+PG_USER)
74 
@@:
 75 
@@:
75 
           stosd
 76 
           stosd
76 
           add eax, 4*1024*1024
 77 
           add eax, 4*1024*1024
Line 108... Line 109...
108 
.no_mods:
 109 
.no_mods:
109 
           add ecx, 4095
 110 
           add ecx, 4095
110 
           and ecx, not 4095
 111 
           and ecx, not 4095
Line 111... Line 112...
111 
 
 112 
 
112 
           lgdt [_gdts+(0x100000000-OS_BASE)]
 113 
           lgdt [_gdts]     ;+(0x100000000-OS_BASE)]
Line 113... Line 114...
113 
           jmp pword 0x08:_high_code
 114 
           jmp pword 0x10:high_code
114 
 
 115 
 
115 
 
 116