forked from KolibriOS/kolibrios
Fixed baudrate. Added dirty hack to read\write procs because of some mistake in kernel. Added lines in linkedlist_isvalid just in case eax=0
git-svn-id: svn://kolibrios.org@5023 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
gtament
parent
d22ed6d387
commit
c0acbd793f
@ -42,10 +42,13 @@ linkedlist_delete:
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mov ecx, eax
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call Kfree
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.invalid_pointer:
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pop ecx ebx
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pop ecx ebx
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ret
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linkedlist_isvalid:
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linkedlist_isvalid: ;eax - pointer to check; returns zero if valid
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inc ecx
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test eax, eax
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jz .valid_pointer ;actually, poiner is not valid
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push ebx ecx
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xor ecx, ecx
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mov ebx, [head]
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@ -124,6 +124,10 @@ baudrate dd ?
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bitbangEnabled db ?
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readBufChunkSize dd ?
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writeBufChunkSize dd ?
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readBufPtr dd ?
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writeBufPtr dd ?
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readBufSize dd ?
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writeBufSize dd ?
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maxPacketSize dd ?
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interface dd ?
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index dd ?
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@ -189,7 +193,7 @@ proc AddDevice stdcall uses ebx esi edi, .config_pipe:DWORD, .config_descr:DWORD
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DEBUGF 1,'K : Detected device vendor: %x\n', [eax+usb_descr.idVendor]
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cmp word[eax+usb_descr.idVendor], 0x0403
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jnz .notftdi
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movi eax, sizeof.ftdi_context
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mov eax, sizeof.ftdi_context
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call Kmalloc
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test eax, eax
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jnz @f
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@ -208,7 +212,11 @@ proc AddDevice stdcall uses ebx esi edi, .config_pipe:DWORD, .config_descr:DWORD
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mov [eax + ftdi_context.readBufChunkSize], 64
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mov [eax + ftdi_context.writeBufChunkSize], 64
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mov [eax + ftdi_context.chipType], TYPE_R
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jmp .slow
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mov cx, [edx+usb_descr.bcdDevice]
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DEBUGF 1, 'K : Chip type %x\n', ecx
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cmp cx, 0x400
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jnz @f
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mov [eax + ftdi_context.chipType], TYPE_BM
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@ -311,22 +319,22 @@ endl
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.pid_ok:
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dec eax
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jz .ftdi_get_wchunksize ;5
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jz .ftdi_get_wchunksize ;4
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dec eax
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jz .ftdi_get_rchunksize ;7
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jz .ftdi_get_rchunksize ;5
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mov edi, [edi+input]
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dec eax
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jz .ftdi_set_rchunksize ;6
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dec eax
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jz .ftdi_set_wchunksize ;4
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jz .ftdi_set_wchunksize ;7
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push eax edi
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mov ecx, 0x80000000
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cmp eax, 21
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cmp eax, 8-7
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je .bulkevent
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cmp eax, 22
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cmp eax, 9-7
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je .bulkevent
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xor ecx, ecx
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.bulkevent:
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@ -337,37 +345,37 @@ endl
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pop edi eax
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dec eax ;8
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jz .ftdi_set_bitmode
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dec eax ;9
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jz .ftdi_setrtshigh
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dec eax ;10
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jz .ftdi_setrtslow
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dec eax ;11
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jz .ftdi_setdtrhigh
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dec eax ;12
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jz .ftdi_setdtrlow
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dec eax ;13
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jz .ftdi_usb_reset
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dec eax ;14
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jz .ftdi_setflowctrl
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dec eax ;15
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jz .ftdi_set_event_char
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dec eax ;16
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jz .ftdi_set_error_char
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dec eax ;17
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jz .ftdi_set_latency_timer
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dec eax ;18
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jz .ftdi_get_latency_timer
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dec eax ;19
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jz .ftdi_read_pins
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dec eax ;20
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jz .ftdi_poll_modem_status
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dec eax ;21
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jz .ftdi_write_data
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dec eax ;22
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dec eax ;9
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jz .ftdi_read_data
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dec eax ;23
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dec eax ;10
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jz .ftdi_set_baudrate
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dec eax ;11
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jz .ftdi_set_bitmode
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dec eax ;12
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jz .ftdi_setrtshigh
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dec eax ;13
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jz .ftdi_setrtslow
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dec eax ;14
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jz .ftdi_setdtrhigh
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dec eax ;15
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jz .ftdi_setdtrlow
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dec eax ;16
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jz .ftdi_usb_reset
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dec eax ;17
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jz .ftdi_setflowctrl
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dec eax ;18
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jz .ftdi_set_event_char
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dec eax ;19
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jz .ftdi_set_error_char
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dec eax ;20
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jz .ftdi_set_latency_timer
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dec eax ;21
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jz .ftdi_get_latency_timer
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dec eax ;22
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jz .ftdi_read_pins
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dec eax ;23
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jz .ftdi_poll_modem_status
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dec eax ;24
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jz .ftdi_set_line_property
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dec eax ;25
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@ -387,6 +395,13 @@ endl
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ret
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.eventdestroy:
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;---Dirty hack begin
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test eax, eax
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jz @f
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mov eax, dword[ConfPacket]
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call Kfree
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@@:
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;---Dirty hack end
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mov eax, [EventData]
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mov ebx, [EventData+4]
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call DestroyEvent
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@ -530,6 +545,22 @@ endl
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mov esi, edi
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add esi, 12
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mov ebx, [edi+4]
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;---Dirty hack begin
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mov eax, [edi+8]
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call Kmalloc
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test eax, eax
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jnz @f
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mov esi, nomemory_msg
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call SysMsgBoardStr
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jmp .eventdestroy
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@@:
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mov dword[ConfPacket], eax
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mov ecx, [edi+8]
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push edi esi
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mov edi, eax
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rep movsb
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pop esi edi
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;---Dirty hack end
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xor ecx, ecx ; ecx - offset
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.write_loop:
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mov edx, [edi+8] ; edx - write_size
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@ -550,7 +581,7 @@ endl
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call ClearEvent
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pop edi esi ebx ecx
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cmp [EventData+8], -1
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jz .error
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jz .error
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add ecx, [EventData+8]
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cmp ecx, [edi+8]
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jge .eventdestroy
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@ -561,11 +592,23 @@ endl
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mov esi, [edi+input]
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mov edi, [edi+output]
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mov ebx, [esi+4]
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;---Dirty hack begin
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mov eax, [esi+8]
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call Kmalloc
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test eax, eax
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jnz @f
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mov esi, nomemory_msg
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call SysMsgBoardStr
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jmp .eventdestroy
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@@:
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mov edi, eax
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mov dword[ConfPacket], eax
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;---Dirty hack end
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xor ecx, ecx
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.read_loop:
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mov edx, [esi+8]
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cmp ecx, edx
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jge .eventdestroy ;!!!
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jge .read_end;jge .eventdestroy ;part of Dirty hack
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sub edx, ecx
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cmp edx, [ebx + ftdi_context.readBufChunkSize]
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jl .lessthanchunk_read
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@ -586,6 +629,16 @@ endl
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jz .error
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add ecx, [EventData+8]
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jmp .read_loop
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;---Dirty hack begin
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.read_end:
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mov esi, dword[ConfPacket]
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mov edi, [ioctl]
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mov ecx, [edi+input]
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mov ecx, [ecx+8]
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mov edi, [edi+output]
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rep movsb
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jmp .eventdestroy
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;---Dirty hack end
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.ftdi_poll_modem_status:
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mov ebx, [edi+4]
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@ -697,10 +750,10 @@ C_CLK = 48000000
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jmp .calcend
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.c_clk:
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cmp dword[edi+8], C_CLK/10
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cmp dword[edi+8], C_CLK/16
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jl .c_nextbaud1
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xor edx, edx
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mov ecx, C_CLK/10
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mov ecx, C_CLK/16
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jmp .calcend
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.h_nextbaud1:
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@ -711,10 +764,10 @@ C_CLK = 48000000
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jmp .calcend
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.c_nextbaud1:
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cmp dword[edi+8], C_CLK/(10 + 10/2)
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cmp dword[edi+8], C_CLK/(16 + 16/2)
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jl .c_nextbaud2
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mov edx, 1
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mov ecx, C_CLK/(10 + 10/2)
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mov ecx, C_CLK/(16 + 16/2)
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jmp .calcend
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.h_nextbaud2:
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@ -725,14 +778,15 @@ C_CLK = 48000000
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jmp .calcend
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.c_nextbaud2:
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cmp dword[edi+8], C_CLK/(2*10)
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cmp dword[edi+8], C_CLK/(2*16)
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jl .c_nextbaud3
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mov edx, 2
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mov ecx, C_CLK/(2*10)
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mov ecx, C_CLK/(2*16)
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jmp .calcend
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.h_nextbaud3:
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mov eax, H_CLK*16/10 ; eax - best_divisor
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xor edx, edx
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div dword[edi+8] ; [edi+8] - baudrate
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push eax
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and eax, 1
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@ -747,6 +801,7 @@ C_CLK = 48000000
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.h_best_divok:
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mov ecx, eax
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mov eax, H_CLK*16/10
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xor edx, edx
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div ecx
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xchg ecx, eax ; ecx - best_baud
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push ecx
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@ -758,13 +813,14 @@ C_CLK = 48000000
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jmp .rounddownbaud
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.c_nextbaud3:
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mov eax, C_CLK*16/10 ; eax - best_divisor
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mov eax, C_CLK ; eax - best_divisor
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xor edx, edx
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div dword[edi+8] ; [edi+8] - baudrate
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push eax
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and eax, 1
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pop eax
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shr eax, 1
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jz .c_rounddowndiv ; jump by result of and eax, 1
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jnz .c_rounddowndiv ; jump by result of and eax, 1
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inc eax
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.c_rounddowndiv:
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cmp eax, 0x20000
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@ -772,14 +828,15 @@ C_CLK = 48000000
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mov eax, 0x1FFFF
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.c_best_divok:
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mov ecx, eax
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mov eax, C_CLK*16/10
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mov eax, C_CLK
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xor edx, edx
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div ecx
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xchg ecx, eax ; ecx - best_baud
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push ecx
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and ecx, 1
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pop ecx
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shr ecx, 1
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jz .rounddownbaud
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jnz .rounddownbaud
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inc ecx
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.rounddownbaud:
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