Corrected A20 enabling

git-svn-id: svn://kolibrios.org@149 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-09-13 11:18:16 +00:00 · 2006-09-13 11:18:16 +00:00 · 94b3a5b74e
commit 94b3a5b74e
parent 58ea327b12
1 changed files with 5 additions and 0 deletions
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@ -147,6 +147,11 @@ app_data       equ  3+app_data_l-gdts
        jnz     l.6
        mov     al, 0xDF
        out     0x60, al
+   l.7: in      al, 0x64
+        test    al, 2
+        jnz     l.7
+        mov     al, 0xFF
+        out     0x64, al
        lgdt    [cs:gdts-0x10000]       ; Load GDT
        mov     eax, cr0                ; Turn on paging // protected mode
        or      eax, ecx