[3] | 1 | ; File name : AH11h_HRecal.asm |
---|
| 2 | ; Project name : IDE BIOS |
---|
| 3 | ; Created date : 28.9.2007 |
---|
[84] | 4 | ; Last update : 14.1.2011 |
---|
| 5 | ; Author : Tomi Tilli, |
---|
| 6 | ; : Krister Nordvall (optimizations) |
---|
[3] | 7 | ; Description : Int 13h function AH=11h, Recalibrate. |
---|
| 8 | |
---|
| 9 | ; Section containing code |
---|
| 10 | SECTION .text |
---|
| 11 | |
---|
| 12 | ;-------------------------------------------------------------------- |
---|
| 13 | ; Int 13h function AH=11h, Recalibrate. |
---|
| 14 | ; |
---|
| 15 | ; AH11h_HandlerForRecalibrate |
---|
| 16 | ; Parameters: |
---|
| 17 | ; AH: Bios function 11h |
---|
| 18 | ; DL: Drive number |
---|
| 19 | ; Parameters loaded by Int13h_Jump: |
---|
| 20 | ; DS: RAMVARS segment |
---|
| 21 | ; Returns: |
---|
| 22 | ; AH: BIOS Error code |
---|
| 23 | ; CF: 0 if succesfull, 1 if error |
---|
| 24 | ; IF: 1 |
---|
| 25 | ; Corrupts registers: |
---|
| 26 | ; Flags |
---|
| 27 | ;-------------------------------------------------------------------- |
---|
| 28 | ALIGN JUMP_ALIGN |
---|
| 29 | AH11h_HandlerForRecalibrate: |
---|
| 30 | push dx |
---|
| 31 | push cx |
---|
| 32 | push bx |
---|
| 33 | push ax |
---|
[84] | 34 | %ifndef USE_186 |
---|
[3] | 35 | call AH11h_RecalibrateDrive |
---|
| 36 | jmp Int13h_PopXRegsAndReturn |
---|
[84] | 37 | %else |
---|
| 38 | push Int13h_PopXRegsAndReturn |
---|
| 39 | ; Fall through to AH11h_RecalibrateDrive |
---|
| 40 | %endif |
---|
[3] | 41 | |
---|
| 42 | |
---|
| 43 | ;-------------------------------------------------------------------- |
---|
| 44 | ; Int 13h function AH=11h, Recalibrate. |
---|
| 45 | ; |
---|
| 46 | ; AH11h_HRecalibrate |
---|
| 47 | ; Parameters: |
---|
| 48 | ; DL: Drive number |
---|
| 49 | ; DS: RAMVARS segment |
---|
| 50 | ; Returns: |
---|
| 51 | ; DS:DI: Ptr to DPT |
---|
| 52 | ; AH: BIOS Error code |
---|
| 53 | ; CF: 0 if succesfull, 1 if error |
---|
| 54 | ; Corrupts registers: |
---|
| 55 | ; AL, BX, CX, DX |
---|
| 56 | ;-------------------------------------------------------------------- |
---|
| 57 | ALIGN JUMP_ALIGN |
---|
| 58 | AH11h_RecalibrateDrive: |
---|
| 59 | ; Recalibrate command is optional, vendor specific and not even |
---|
| 60 | ; supported on later ATA-standards. Let's do seek instead. |
---|
| 61 | mov cx, 1 ; Seek to Cylinder 0, Sector 1 |
---|
| 62 | xor dh, dh ; Head 0 |
---|
[28] | 63 | jmp AHCh_SeekToCylinder |
---|