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Rev 9162 Rev 9166
Line 326... Line 326...
326 
    dd  ahci_callbacks.end - ahci_callbacks
 326 
    dd  ahci_callbacks.end - ahci_callbacks
327 
    dd  0   ; no close function
 327 
    dd  0   ; no close function
328 
    dd  0   ; no closemedia function
 328 
    dd  0   ; no closemedia function
329 
    dd  ahci_querymedia
 329 
    dd  ahci_querymedia
330 
    dd  ahci_read
 330 
    dd  ahci_read
331 
    dd  0;ahci_write
 331 
    dd  ahci_write
332 
    dd  0   ; no flush function
 332 
    dd  0   ; no flush function
333 
    dd  0   ; use default cache size
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    dd  0   ; use default cache size
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.end:
 334 
.end:
335 
hd_name db 'hd', 0, 0, 0
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hd_name db 'hd', 0, 0, 0
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hd_counter dd 0
 336 
hd_counter dd 0
Line 979... Line 979...
979 
        ; Wait for command completion
 979 
        ; Wait for command completion
980 
        stdcall ahci_port_cmd_wait, edi, eax;, AHCI_PORT_CMD_TIMEOUT
 980 
        stdcall ahci_port_cmd_wait, edi, eax;, AHCI_PORT_CMD_TIMEOUT
Line 981... Line 981...
981 
 
 981 
 
Line 982... Line 982...
982 
        DEBUGF  AHCI_DBGLVL, "sata_error register = 0x%x\n", [edi + HBA_PORT.sata_error]
 982 
        DEBUGF  AHCI_DBGLVL, "sata_error register = 0x%x\n", [edi + HBA_PORT.sata_error]
Line 983... Line 983...
983 
 
 983 
 
984 
        DEBUGF  AHCI_DBGLVL, "reading completed\n"
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        DEBUGF  AHCI_DBGLVL, "R/W completed\n"
985 
 
 985 
 
986 
;         xor     ecx, ecx
 986 
;         xor     ecx, ecx
Line 1062... Line 1062...
1062 
 
 1062 
 
1063 
        mov     ecx, ahci_mutex
 1063 
        mov     ecx, ahci_mutex
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1064 
        call    mutex_unlock
 1064 
        call    mutex_unlock
- 
 
 1065
- 
 
 1066 
        popad
- 
 
 1067 
        xor     eax, eax
- 
 
 1068 
        ret
- 
 
 1069 
endp
- 
 
 1070 
 
- 
 
 1071 
; Write sectors
- 
 
 1072 
; return value: 0 = success, otherwise = error
- 
 
 1073 
proc ahci_write stdcall pdata: dword, buffer: dword, startsector: qword, numsectors_ptr:dword
- 
 
 1074 
        locals
- 
 
 1075 
                numsectors dd ?
- 
 
 1076 
        endl
- 
 
 1077 
 
- 
 
 1078 
        pushad
- 
 
 1079
- 
 
 1080 
        mov     ecx, ahci_mutex
- 
 
 1081 
        call    mutex_lock
- 
 
 1082 
 
- 
 
 1083 
        mov     eax, [numsectors_ptr]
- 
 
 1084 
        mov     eax, [eax]
- 
 
 1085 
        mov     [numsectors], eax
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 1086 
        DEBUGF  AHCI_DBGLVL, "  ahci_write: buffer = 0x%x, startsector = 0x%x:%x, numsectors = %u\n", [buffer], [startsector], [startsector + 4], eax
- 
 
 1087 
 
- 
 
 1088 
        xor     ecx, ecx ; how many sectors have been read
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 1089 
.write_loop:
- 
 
 1090 
        cmp     ecx, [numsectors]
- 
 
 1091 
        jae     .write_loop_end
- 
 
 1092 
 
- 
 
 1093 
        mov     ebx, [numsectors]
- 
 
 1094 
        sub     ebx, ecx
- 
 
 1095 
        stdcall ahci_rw_sectors, [pdata], [buffer], dword [startsector], dword [startsector + 4], ebx, 1
- 
 
 1096 
        ;; TODO check if eax == 0 ?
- 
 
 1097 
 
- 
 
 1098 
        DEBUGF  AHCI_DBGLVL, "    EAX = 0x%x\n", eax
- 
 
 1099 
 
- 
 
 1100 
        add     [buffer], eax
- 
 
 1101 
        shr     eax, 9 ; /=  512
- 
 
 1102 
        add     ecx, eax
- 
 
 1103 
        add     dword [startsector], eax
- 
 
 1104 
        adc     dword [startsector + 4], 0
- 
 
 1105 
 
- 
 
 1106 
        jmp     .write_loop
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 1107 
.write_loop_end:
- 
 
 1108 
 
- 
 
 1109 
        mov     ecx, ahci_mutex
- 
 
 1110 
        call    mutex_unlock
1065
1111
1066 
        popad
 1112 
        popad
1067 
        xor     eax, eax
 1113 
        xor     eax, eax
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1068 
        ret
 1114 
        ret