KolibriOS/kolibrios
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IDE DMA fix (SATA Native mode).

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git-svn-id: svn://kolibrios.org@4291 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79)
2013-11-25 20:00:10 +00:00
parent 9fc5122eb8
commit 12ea7f0fda
3 changed files with 114 additions and 24 deletions
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6
kernel/trunk/boot/bootcode.inc
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@@ -432,14 +432,14 @@ sayerr:
mov [es:BOOT_IDE_PI_16], cx
xor si, si ; device index = 0
int 0x1A
jnc .found
jnc .found_1
; c) class 1, subclass 1, programming interface 0x85
mov ax, 0xB103
mov ecx, 1*10000h + 1*100h + 0x85
mov [es:BOOT_IDE_PI_16], cx
xor si, si ; device index = 0
int 0x1A
jnc .found
jnc .found_1
; d) class 1, subclass 1, programming interface 0x8A
; This is a Parallel IDE Controller which uses IRQs 14 and 15.
mov ax, 0xB103
@@ -447,7 +447,7 @@ sayerr:
mov [es:BOOT_IDE_PI_16], cx
xor si, si ; device index = 0
int 0x1A
jnc .found ; Parallel IDE Controller
jnc .found_1 ; Parallel IDE Controller
; Controller not found!
xor ax, ax
mov [es:BOOT_IDE_PI_16], ax