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  → /drivers/usb @ 4991

  → /drivers/usb @ 4992

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Regard whitespace Rev 4991 → Rev 4992

/drivers/usb/usbftdi/usbftdi.asm
102,6 → 102,16
SIO_RTS_CTS_HS =(0x1 shl 8)
;FTDI chip type
TYPE_AM=0
TYPE_BM=1
TYPE_2232C=2
TYPE_R=3
TYPE_2232H=4
TYPE_4232H=5
TYPE_232H=6
TYPE_230X=7
;strings
my_driver db 'usbother',0
nomemory_msg db 'K : no memory',13,10,0
192,6 → 202,7
mov ebx, [.config_pipe]
mov [eax + ftdi_context.nullP], ebx
mov [eax + ftdi_context.index], 0
DEBUGF 1,'K : Open first pipe\n'
mov ebx, eax
252,9 → 263,14
ret
.ftdi_out_control_transfer:
mov ebx, [edi]
mov cx, word[ebx + ftdi_context.index]
mov word[ConfPacket+4], cx
xor cx, cx
mov word[ConfPacket+6], cx
.own_index:
mov ebx, [edi]
DEBUGF 1,'K : ConfPacket %x %x\n', [ConfPacket], [ConfPacket+4]
mov ecx, [edi+input]
mov ebx, [ecx]
lea esi, [ConfPacket]
lea edi, [EventData]
stdcall USBControlTransferAsync, [ebx + ftdi_context.nullP], esi, 0, 0, control_callback, edi, 0
270,98 → 286,213
mov edi, [edi+input]
mov dx, word[edi+4]
mov word[ConfPacket+2], dx
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_setrtshigh:
DEBUGF 1,'K : FTDI Setting RTS pin HIGH\n'
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_MODEM_CTRL_REQUEST shl 8) + (SIO_SET_RTS_HIGH shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_setrtslow:
DEBUGF 1,'K : FTDI Setting RTS pin LOW\n'
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_MODEM_CTRL_REQUEST shl 8) + (SIO_SET_RTS_LOW shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_setdtrhigh:
DEBUGF 1,'K : FTDI Setting DTR pin HIGH\n'
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_MODEM_CTRL_REQUEST shl 8) + (SIO_SET_DTR_HIGH shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_setdtrlow:
DEBUGF 1,'K : FTDI Setting DTR pin LOW\n'
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_MODEM_CTRL_REQUEST shl 8) + (SIO_SET_DTR_LOW shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_usb_reset:
DEBUGF 1,'K : FTDI Reseting\n'
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_RESET_REQUEST shl 8) + (SIO_RESET_SIO shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_purge_rx_buf:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_RESET_REQUEST shl 8) + (SIO_RESET_PURGE_RX shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_purge_tx_buf:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_RESET_REQUEST shl 8) + (SIO_RESET_PURGE_TX shl 16)
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
H_CLK = 120000000
C_CLK = 48000000
.ftdi_set_baudrate:
;!!!!!!!!!!!!!!!!!!!!
;jmp .ftdi_out_control_transfer
jmp .endswitch
mov edi, [edi+input]
mov ebx, [edi]
cmp [ebx + ftdi_context.chipType], TYPE_2232H
jl .c_clk
imul eax, [edi+4], 10
cmp eax, H_CLK / 0x3FFF
jle .c_clk
.h_clk:
cmp dword[edi+4], H_CLK/10
jl .h_nextbaud1
xor edx, edx
mov ecx, H_CLK/10
jmp .calcend
.c_clk:
cmp dword[edi+4], C_CLK/10
jl .c_nextbaud1
xor edx, edx
mov ecx, C_CLK/10
jmp .calcend
.h_nextbaud1:
cmp dword[edi+4], H_CLK/(10 + 10/2)
jl .h_nextbaud2
mov edx, 1
mov ecx, H_CLK/(10 + 10/2)
jmp .calcend
.c_nextbaud1:
cmp dword[edi+4], C_CLK/(10 + 10/2)
jl .c_nextbaud2
mov edx, 1
mov ecx, C_CLK/(10 + 10/2)
jmp .calcend
.h_nextbaud2:
cmp dword[edi+4], H_CLK/(2*10)
jl .h_nextbaud3
mov edx, 2
mov ecx, H_CLK/(2*10)
jmp .calcend
.c_nextbaud2:
cmp dword[edi+4], C_CLK/(2*10)
jl .c_nextbaud3
mov edx, 2
mov ecx, C_CLK/(2*10)
jmp .calcend
.h_nextbaud3:
mov eax, H_CLK*16/10 ; eax - best_divisor
div dword[edi+4] ; [edi+4] - baudrate
push eax
and eax, 1
pop eax
shr eax, 1
jz .h_rounddowndiv ; jump by result of and eax, 1
inc eax
.h_rounddowndiv:
cmp eax, 0x20000
jle .h_best_divok
mov eax, 0x1FFFF
.h_best_divok:
mov ecx, eax
mov eax, H_CLK*16/10
div ecx
xchg ecx, eax ; ecx - best_baud
push ecx
and ecx, 1
pop ecx
shr ecx, 1
jz .rounddownbaud
inc ecx
jmp .rounddownbaud
.c_nextbaud3:
mov eax, C_CLK*16/10 ; eax - best_divisor
div dword[edi+4] ; [edi+4] - baudrate
push eax
and eax, 1
pop eax
shr eax, 1
jz .c_rounddowndiv ; jump by result of and eax, 1
inc eax
.c_rounddowndiv:
cmp eax, 0x20000
jle .c_best_divok
mov eax, 0x1FFFF
.c_best_divok:
mov ecx, eax
mov eax, C_CLK*16/10
div ecx
xchg ecx, eax ; ecx - best_baud
push ecx
and ecx, 1
pop ecx
shr ecx, 1
jz .rounddownbaud
inc ecx
.rounddownbaud:
mov edx, eax ; edx - encoded_divisor
shr edx, 3
and eax, 0x7
push esp
push 7 6 5 1 4 2 3 0
mov eax, [esp+eax*4]
shl eax, 14
or edx, eax
mov esp, [esp+36]
.calcend:
mov eax, edx ; eax - *value
mov ecx, edx ; ecx - *index
and eax, 0xFFFF
cmp [ebx + ftdi_context.chipType], TYPE_2232H
jge .foxyindex
shr ecx, 16
jmp .preparepacket
.foxyindex:
shr ecx, 8
and ecx, 0xFF00
or ecx, [ebx + ftdi_context.index]
.preparepacket:
mov word[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_BAUDRATE_REQUEST shl 8)
mov word[ConfPacket+2], ax
mov word[ConfPacket+4], cx
mov word[ConfPacket+6], 0
jmp .own_index
.ftdi_set_line_property:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_DATA_REQUEST shl 8)
mov word[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_DATA_REQUEST shl 8)
mov edi, [edi+input]
mov dx, word[edi+4]
mov word[ConfPacket+2], dx
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_set_latency_timer:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_LATENCY_TIMER_REQUEST shl 8)
mov word[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_LATENCY_TIMER_REQUEST shl 8)
mov edi, [edi+input]
mov dx, word[edi+4]
mov word[ConfPacket+2], dx
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_set_event_char:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_EVENT_CHAR_REQUEST shl 8)
mov word[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_EVENT_CHAR_REQUEST shl 8)
mov edi, [edi+input]
mov dx, word[edi+4]
mov word[ConfPacket+2], dx
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_set_error_char:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_ERROR_CHAR_REQUEST shl 8)
mov word[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_ERROR_CHAR_REQUEST shl 8)
mov edi, [edi+input]
mov dx, word[edi+4]
mov word[ConfPacket+2], dx
mov dword[ConfPacket+4], 0
jmp .ftdi_out_control_transfer
jmp .endswitch
.ftdi_setflowctrl:
mov dword[ConfPacket], (FTDI_DEVICE_OUT_REQTYPE) + (SIO_SET_FLOW_CTRL_REQUEST shl 8) + (0 shl 16)
mov edi, [edi+input]
mov ebx, [edi]
mov cx, word[edi+4]
or ecx, [ebx + ftdi_context.index]
mov word[ConfPacket+4], cx
xor cx, cx
mov word[ConfPacket+6], cx
jmp .own_index
.ftdi_read_pins:
DEBUGF 1,'K : FTDI Reading pins\n'