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MTD80x driver: MAC address is now read correctly, Fixed bug in transmit procedure.

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git-svn-id: svn://kolibrios.org@4576 a494cfbc-eb01-0410-851d-a64ba20cac60
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hidnplayr 2014-02-19 15:48:17 +00:00
parent 3dd1f86eac
commit 632a2c43e3
1 changed files with 37 additions and 71 deletions
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108
drivers/ethernet/mtd80x.asm
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@ -25,8 +25,8 @@ format MS COFF
__DEBUG__ = 1 __DEBUG__ = 1
__DEBUG_LEVEL__ = 2 __DEBUG_LEVEL__ = 2
NUM_TX_DESC = 4 NUM_TX_DESC = 6
NUM_RX_DESC = 4 NUM_RX_DESC = 12
include '../struct.inc' include '../struct.inc'
include '../macros.inc' include '../macros.inc'
@ -646,8 +646,8 @@ reset:
test eax, eax test eax, eax
jnz @f jnz @f
DEBUGF 1,"Could not attach int handler!\n" DEBUGF 1,"Could not attach int handler!\n"
; or eax, -1 or eax, -1
; ret ret
@@: @@:
; Reset the chip to erase previous misconfiguration. ; Reset the chip to erase previous misconfiguration.
@ -663,8 +663,8 @@ reset:
; Initialize other registers. ; Initialize other registers.
; Configure the PCI bus bursts and FIFO thresholds. ; Configure the PCI bus bursts and FIFO thresholds.
mov [device.bcrvalue], 0x10 ; little-endian, 8 burst length mov [device.bcrvalue], 0x10 ; little-endian, 8 burst length
mov [device.crvalue], 0xa00 ; 128 burst length mov [device.crvalue], 0xa00 ; 128 burst length
cmp [device.dev_id], 0x891 cmp [device.dev_id], 0x891
jne @f jne @f
@ -699,11 +699,9 @@ reset:
set_io 0 set_io 0
set_io ISR set_io ISR
mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI) mov eax, FBE or TUNF or CNTOVF or RBU or TI or RI
out dx, eax out dx, eax
set_io IMR set_io IMR
; mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI)
out dx, eax out dx, eax
; clear packet/byte counters ; clear packet/byte counters
@ -782,7 +780,7 @@ init_ring:
GetRealAddr GetRealAddr
pop esi ecx pop esi ecx
mov [esi + mtd_desc.next_desc], eax mov [esi + mtd_desc.next_desc], eax
mov [esi + mtd_desc.skbuff], 0
add esi, mtd_desc.size add esi, mtd_desc.size
loop .tx_desc_loop loop .tx_desc_loop
@ -1015,46 +1013,36 @@ transmit:
ja .fail ja .fail
mov esi, [device.cur_tx] mov esi, [device.cur_tx]
test [esi + mtd_desc.status], TXOWN
jnz .fail
push [esi + mtd_desc.next_desc_logical] push [esi + mtd_desc.next_desc_logical]
pop [device.cur_tx] pop [device.cur_tx]
; todo: check if descriptor is not owned by the device!
mov eax, [esp + 4] mov eax, [esp + 4]
mov [esi + mtd_desc.skbuff], eax mov [esi + mtd_desc.skbuff], eax
GetRealAddr GetRealAddr
mov [esi + mtd_desc.buffer], eax mov [esi + mtd_desc.buffer], eax
mov eax, [esp + 8] mov eax, [esp + 8]
mov ecx, eax
shl eax, PKTSShift ; packet size shl eax, PKTSShift ; packet size
or eax, TXLD + TXFD + CRCEnable + PADEnable + TXIC + 1536 shl TBSShift ; buffer size shl ecx, TBSShift
or eax, ecx
or eax, TXIC + TXLD + TXFD + CRCEnable + PADEnable
mov [esi + mtd_desc.control], eax mov [esi + mtd_desc.control], eax
mov [esi + mtd_desc.status], TXOWN mov [esi + mtd_desc.status], TXOWN
;-------------
; Update stats ; Update stats
inc [device.packets_tx] inc [device.packets_tx]
mov eax, [esp+8] mov eax, [esp+8]
add dword [device.bytes_tx], eax add dword [device.bytes_tx], eax
adc dword [device.bytes_tx + 4], 0 adc dword [device.bytes_tx + 4], 0
; Point to transmit descriptor ; TX Poll
set_io 0 set_io 0
set_io TXLBA set_io TXPDR
mov eax, esi
GetRealAddr
out dx, eax
; set_io TCRRCR
; mov eax, [device.crvalue]
; out dx, eax
; Wake the potentially-idle transmit channel.
set_io TXPDR ; TX Poll
xor eax, eax xor eax, eax
out dx, eax out dx, eax
@ -1077,11 +1065,8 @@ read_mac:
set_io PAR0 set_io PAR0
lea edi, [device.mac] lea edi, [device.mac]
insd insd
stosd
set_io PAR1 set_io PAR1
insw insw
stosw
DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\ DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\
[device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 [device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2
@ -1105,7 +1090,7 @@ int_handler:
push ebx esi edi push ebx esi edi
DEBUGF 1,"int\n" DEBUGF 1,"INT\n"
; find pointer of device wich made IRQ occur ; find pointer of device wich made IRQ occur
@ -1138,50 +1123,43 @@ int_handler:
test ax, RI ; receive interrupt test ax, RI ; receive interrupt
jz .no_rx jz .no_rx
DEBUGF 1,"Receive interrupt\n"
.rx:
push ax push ax
.rx_loop: .rx_loop:
mov esi, [device.cur_rx] mov esi, [device.cur_rx]
test [esi + mtd_desc.status], RXOWN test [esi + mtd_desc.status], RXOWN
jnz .fail_rx jnz .fail_rx
push ebx
push .rx_complete push .rx_complete
mov ecx, [esi + mtd_desc.status] mov ecx, [esi + mtd_desc.status]
shr ecx, FLNGShift shr ecx, FLNGShift
sub ecx, 4 ; we dont need CRC sub ecx, 4 ; we dont need CRC
push ecx push ecx
DEBUGF 1,"Received %u bytes\n", ecx
;-------------
; Update stats ; Update stats
add dword[device.bytes_rx], ecx
add dword [device.bytes_rx], ecx adc dword[device.bytes_rx + 4], 0
adc dword [device.bytes_rx + 4], 0 inc [device.packets_rx]
inc dword [device.packets_rx]
push [esi + mtd_desc.skbuff] push [esi + mtd_desc.skbuff]
jmp Eth_input jmp Eth_input
.rx_complete: .rx_complete:
pop ebx
mov esi, [device.cur_rx] mov esi, [device.cur_rx]
mov [esi + mtd_desc.control], 1536 shl RBSShift mov [esi + mtd_desc.control], 1536 shl RBSShift
push esi
stdcall KernelAlloc, 1536 stdcall KernelAlloc, 1536
pop esi
mov [esi + mtd_desc.skbuff], eax mov [esi + mtd_desc.skbuff], eax
call GetPgAddr call GetPgAddr
mov [esi + mtd_desc.buffer], eax mov [esi + mtd_desc.buffer], eax
mov [esi + mtd_desc.status], RXOWN mov [esi + mtd_desc.status], RXOWN
mov eax, [esi + mtd_desc.next_desc_logical] push [esi + mtd_desc.next_desc_logical]
mov [device.cur_rx], eax pop [device.cur_rx]
jmp .rx_loop jmp .rx_loop
; ;
@ -1195,47 +1173,35 @@ int_handler:
; outl(0, mtdx.ioaddr + RXPDR); ; outl(0, mtdx.ioaddr + RXPDR);
.fail_rx: .fail_rx:
DEBUGF 1,"RX failed\n" DEBUGF 1,"RX done\n"
pop ax pop ax
.no_rx:
.no_rx:
test ax, TI ; transmit interrupt test ax, TI ; transmit interrupt
jz .no_tx jz .no_tx
DEBUGF 1,"TX\n"
DEBUGF 1,"Transmit interrupt\n"
push ax push ax
lea esi, [device.tx_desc] lea esi, [device.tx_desc]
mov ecx, NUM_TX_DESC mov ecx, NUM_TX_DESC
.tx_loop: .tx_loop:
test [esi + mtd_desc.status], TXOWN test [esi + mtd_desc.status], TXOWN
jnz .skip_this_one jnz .skip_this_one
mov eax, [esi + mtd_desc.skbuff] mov eax, [esi + mtd_desc.skbuff]
test eax, eax test eax, eax
je .skip_this_one je .skip_this_one
mov [esi + mtd_desc.skbuff], 0 mov [esi + mtd_desc.skbuff], 0
DEBUGF 1,"freeing buffer: 0x%x\n", eax
DEBUGF 1,"freeing buffer:%x\n", eax
stdcall KernelFree, eax stdcall KernelFree, eax
.skip_this_one: .skip_this_one:
mov esi, [esi + mtd_desc.next_desc_logical] mov esi, [esi + mtd_desc.next_desc_logical]
loop .tx_loop loop .tx_loop
pop ax pop ax
.no_tx: .no_tx:
; test ax, TBU
test ax, TBU ; jz .no_tbu
jz .no_tbu ; DEBUGF 2,"Transmit buffer unavailable!\n"
; .no_tbu:
DEBUGF 1,"Transmit buffer unavailable!\n"
.no_tbu:
.fail: .fail:
pop edi esi ebx pop edi esi ebx