forked from KolibriOS/kolibrios
Updates in RTL8029 and PCNET32 driver.
Moved public data structure for network drivers to netdrv.inc git-svn-id: svn://kolibrios.org@1492 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr
parent
04bf87db30
commit
34efef1da5
@ -102,7 +102,7 @@ include 'fdo.inc'
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include 'netdrv.inc'
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OS_BASE equ 0;
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OS_BASE equ 0
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new_app_base equ 0x60400000
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PROC_BASE equ OS_BASE+0x0080000
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@ -111,24 +111,11 @@ public service_proc
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public version
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struc ETH_DEVICE {
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; pointers to procedures
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.unload dd ?
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.reset dd ?
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.transmit dd ?
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.set_MAC dd ?
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.get_MAC dd ?
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.set_mode dd ?
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.get_mode dd ?
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; status & variables
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.bytes_tx dq ?
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.bytes_rx dq ?
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.packets_tx dd ?
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.packets_rx dd ?
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.mode dd ? ; This dword contains cable status (10mbit/100mbit, full/half duplex, auto negotiation or not,..)
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.name dd ?
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.mac dp ?
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; device specific
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virtual at ebx
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device:
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ETH_DEVICE
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.rx_buffer dd ?
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.tx_buffer dd ?
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@ -152,10 +139,6 @@ struc ETH_DEVICE {
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.size = $ - device
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}
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virtual at ebx
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device ETH_DEVICE
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end virtual
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@ -530,17 +513,12 @@ proc service_proc stdcall, ioctl:dword
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mov [device.pci_dev], cl
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; Now, it's time to find the base io addres of the PCI device
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; TODO: implement check if bus and dev exist on this machine
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find_io [device.pci_bus], [device.pci_dev], [device.io_addr]
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; We've found the io address, find IRQ now
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movzx ecx, [device.pci_bus]
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movzx edx, [device.pci_dev]
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stdcall PciRead8, ecx ,edx ,0x3c ; 0x3c is the offset where irq can be found
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mov [device.irq_line], al
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find_irq [device.pci_bus], [device.pci_dev], [device.irq_line]
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DEBUGF 1,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\
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[device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4
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@ -18,7 +18,7 @@
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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;$Revision$
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format MS COFF
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@ -31,51 +31,20 @@ __DEBUG_LEVEL__ equ 1
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include 'proc32.inc'
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include 'imports.inc'
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include 'fdo.inc'
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include 'netdrv.inc'
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OS_BASE equ 0x80000000
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new_app_base equ 0x0
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OS_BASE equ 0
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new_app_base equ 0x60400000
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PROC_BASE equ OS_BASE+0x0080000
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; PCI Bus defines
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PCI_HEADER_TYPE equ 0x0e ;8 bit
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PCI_BASE_ADDRESS_0 equ 0x10 ;32 bit
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PCI_BASE_ADDRESS_5 equ 0x24 ;32 bits
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PCI_BASE_ADDRESS_SPACE_IO equ 0x01
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PCI_VENDOR_ID equ 0x00 ;16 bit
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PCI_BASE_ADDRESS_IO_MASK equ 0xFFFFFFFC
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struc IOCTL {
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.handle dd ?
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.io_code dd ?
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.input dd ?
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.inp_size dd ?
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.output dd ?
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.out_size dd ?
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}
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virtual at ebx
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virtual at 0
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IOCTL IOCTL
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end virtual
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device:
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struc ETH_DEVICE {
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; pointers to procedures
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.unload dd ?
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.reset dd ?
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.transmit dd ?
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.set_MAC dd ?
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.get_MAC dd ?
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.set_mode dd ?
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.get_mode dd ?
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; status
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.bytes_tx dq ?
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.bytes_rx dq ?
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.packets_tx dd ?
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.packets_rx dd ?
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.mode dd ? ; This dword contains cable status (10mbit/100mbit, full/half duplex, auto negotiation or not,..)
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.name dd ?
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.mac dp ?
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; device specific
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.io_addr dw ?
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ETH_DEVICE
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.io_addr dd ?
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.irq_line db ?
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.pci_bus db ?
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.pci_dev db ?
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@ -89,19 +58,17 @@ struc ETH_DEVICE {
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.bmem dd ?
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.rmem dd ?
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.romdata rb 16
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.size:
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}
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.size = $ - device
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virtual at 0
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device ETH_DEVICE
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end virtual
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public START
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public service_proc
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public version
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MAX_ne2000 equ 16 ; Max number of devices this driver may handle
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MAX_DEVICES equ 16 ; Max number of devices this driver may handle
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P0_PSTART equ 0x01
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P0_PSTOP equ 0x02
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@ -190,24 +157,6 @@ public version
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ISA_MAX_ADDR equ 0x400
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;------------------------------------------------
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LAST_IO = 0
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macro set_io addr {
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if addr = 0
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mov dx, [ebp + device.io_addr]
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else
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add edx, addr - LAST_IO
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end if
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LAST_IO = addr
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}
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;-------------------------------------------------
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section '.flat' code readable align 16
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@ -218,6 +167,7 @@ section '.flat' code readable align 16
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;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 4
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proc START stdcall, state:dword
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cmp [state], 1
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@ -239,25 +189,24 @@ endp
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;; proc SERVICE_PROC
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;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 4
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proc service_proc ;stdcall, ioctl:dword
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push ebp
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mov edx, [esp+8];[ioctl]
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mov eax, [edx+IOCTL.io_code]
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align 4
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proc service_proc stdcall, ioctl:dword
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mov edx, [ioctl]
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mov eax, [IOCTL.io_code]
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;------------------------------------------------------
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;---------------
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cmp eax, 0 ;SRV_GETVERSION
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jne @F ;---------------
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cmp [edx+IOCTL.out_size], 4
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cmp [IOCTL.out_size], 4
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jl .fail
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mov eax, [edx+IOCTL.output]
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mov eax, [IOCTL.output]
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mov [eax], dword API_VERSION
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xor eax, eax
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pop ebp
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ret 4
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;------------------------------------------------------
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@ -267,14 +216,14 @@ proc service_proc ;stdcall, ioctl:dword
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DEBUGF 2,"Checking if device is already listed..\n"
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mov eax, [edx+IOCTL.input]
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mov eax, [IOCTL.input]
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cmp [edx+IOCTL.inp_size], 3
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cmp [IOCTL.inp_size], 3
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jl .fail
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cmp byte [eax], 1
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je .pci
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cmp [edx+IOCTL.inp_size], 4
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cmp [IOCTL.inp_size], 4
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jl .fail
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cmp byte [eax], 0
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je .isa
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@ -283,80 +232,57 @@ proc service_proc ;stdcall, ioctl:dword
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.pci:
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mov esi, ne2000_LIST
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mov ecx, [ne2000_DEV]
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; check if the device is already listed
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mov esi, DEVICE_LIST
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mov ecx, [DEVICES]
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test ecx, ecx
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jz .firstdevice_pci
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mov bx , [eax+1]
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; mov eax, [IOCTL.input] ; get the pci bus and device numbers
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mov ax , [eax+1] ;
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.nextdevice:
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lodsd
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cmp bx , word [eax + device.pci_bus] ; compare with pci and device num in ne2000 list
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je find_device_num
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mov ebx, [esi]
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cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte)
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je .find_devicenum ; Device is already loaded, let's find it's device number
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add esi, 4
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loop .nextdevice
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.firstdevice_pci:
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call create_new_struct
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mov eax, [edx+IOCTL.input] ; save the pci bus and device numbers
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mov cx , [eax+1] ;
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mov [ebx+device.pci_bus], cl ;
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mov [ebx+device.pci_dev], ch ;
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mov eax, [IOCTL.input]
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mov cl , [eax+1]
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mov [device.pci_bus], cl
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mov cl , [eax+2]
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mov [device.pci_dev], cl
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mov edx, PCI_BASE_ADDRESS_0 ; find the base io address
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.sb_reg_check:
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; Now, it's time to find the base io addres of the PCI device
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movzx eax, byte [ebx+device.pci_bus] ;
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movzx ecx, byte [ebx+device.pci_dev] ;
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;
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push edx ecx
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stdcall PciRead16, eax ,ecx ,edx ;
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pop ecx edx
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;
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mov [ebx+device.io_addr], ax ;
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and eax, PCI_BASE_ADDRESS_IO_MASK ;
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test eax, eax ;
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jz .sb_inc_reg ;
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movzx eax, [ebx+device.io_addr] ;
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and eax, PCI_BASE_ADDRESS_SPACE_IO ;
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test eax, eax ;
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jz .sb_inc_reg ;
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;
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movzx eax, [ebx+device.io_addr] ;
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and eax, PCI_BASE_ADDRESS_IO_MASK ;
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mov [ebx+device.io_addr], ax ;
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;
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jmp .got_io ;
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;
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.sb_inc_reg: ;
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add edx, 4 ;
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cmp edx, PCI_BASE_ADDRESS_5 ;
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jbe .sb_reg_check ;
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find_io [device.pci_bus], [device.pci_dev], [device.io_addr]
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.got_io:
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movzx eax, byte [ebx+device.pci_bus] ; find IRQ line
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movzx ecx, byte [ebx+device.pci_dev] ;
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push ebx
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stdcall PciRead8, eax ,ecx ,0x3c ; 0x3c is the offset where irq can be found
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pop ebx
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mov byte [ebx+device.irq_line], al ;
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; We've found the io address, find IRQ now
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find_irq [device.pci_bus], [device.pci_dev], [device.irq_line]
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jmp .hook
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.isa:
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mov esi, ne2000_LIST
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mov ecx, [ne2000_DEV]
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mov esi, DEVICE_LIST
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mov ecx, [DEVICES]
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test ecx, ecx
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jz .firstdevice_isa
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mov bx , [eax+1]
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mov dl , [eax+3]
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mov al , [eax+3]
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movzx edi, word [eax+1]
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.nextdevice_isa:
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lodsd
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cmp bx , [eax + device.io_addr]
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mov ebx, [esi]
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cmp edi, [device.io_addr]
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jne .maybenext
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cmp dl , [eax + device.irq_line]
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cmp al , [device.irq_line]
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je find_device_num
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.maybenext:
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add esi, 4
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loop .nextdevice_isa
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@ -364,31 +290,44 @@ proc service_proc ;stdcall, ioctl:dword
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.firstdevice_isa:
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call create_new_struct
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mov eax, [edx+IOCTL.input]
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mov cx , [eax+1]
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mov [ebx+device.io_addr], cx
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mov eax, [IOCTL.input]
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movzx ecx , word [eax+1]
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mov [device.io_addr], ecx
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mov cl, [eax+3]
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mov [ebx+device.irq_line], cl
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mov [device.irq_line], cl
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.hook:
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DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",[ebx+device.pci_dev]:1,[ebx+device.pci_bus]:1,[ebx+device.irq_line]:1,[ebx+device.io_addr]:4
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DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\
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[device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4
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call probe ; this function will output in eax
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test eax, eax
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jnz .err ; If an error occured, exit
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mov eax, [ne2000_DEV]
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mov [ne2000_LIST+4*eax], ebx
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inc [ne2000_DEV]
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mov eax, [DEVICES]
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mov [DEVICE_LIST+4*eax], ebx
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inc [DEVICES]
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call EthRegDev ; Register the device to kernel (ebx points to device struct)
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cmp eax, -1
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jz .err
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pop ebp
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ret 4
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; If the device was already loaded, find the device number and return it in eax
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.find_devicenum:
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DEBUGF 1,"Trying to find device number of already registered device\n"
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mov ebx, eax
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call EthStruc2Dev ; This kernel procedure converts a pointer to device struct in ebx
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; into a device number in edi
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mov eax, edi ; Application wants it in eax instead
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DEBUGF 1,"Kernel says: %u\n", eax
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ret
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.err:
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DEBUGF 1,"Failed, removing device structure\n"
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stdcall KernelFree, ebx
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jmp .fail
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@ -397,7 +336,6 @@ proc service_proc ;stdcall, ioctl:dword
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@@:
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.fail:
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or eax, -1
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pop ebp
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ret 4
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;------------------------------------------------------
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@ -406,7 +344,7 @@ endp
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create_new_struct:
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cmp [ne2000_DEV], MAX_ne2000
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cmp [DEVICES], MAX_DEVICES
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jge .fail
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push edx
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@ -416,12 +354,12 @@ create_new_struct:
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jz .fail
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mov ebx, eax
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mov dword [ebx+device.reset], reset
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mov dword [ebx+device.transmit], transmit
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mov dword [ebx+device.get_MAC], read_mac
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mov dword [ebx+device.set_MAC], write_mac
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mov dword [ebx+device.unload], unload
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mov dword [ebx+device.name], my_service
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mov [device.reset], reset
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mov [device.transmit], transmit
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mov [device.get_MAC], read_mac
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mov [device.set_MAC], write_mac
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mov [device.unload], unload
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mov [device.name], my_service
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ret
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@ -458,25 +396,21 @@ unload: ; TODO
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;;
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;; probe: enables the device and clears the rx buffer
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;;
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;; Destroys: eax, ebx, ecx, edx
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;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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probe:
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mov ebp, ebx ;---
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mov [ebp + device.vendor], VENDOR_NONE
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mov [ebp + device.bmem], 0
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mov ax, [ebp + device.io_addr]
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add ax, NE_ASIC_OFFSET
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mov [ebp + device.asic_base], ax
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mov [device.vendor], VENDOR_NONE
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mov [device.bmem], 0
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mov eax,[device.io_addr]
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add eax, NE_ASIC_OFFSET
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mov [device.asic_base], ax
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DEBUGF 2,"Trying 16-bit mode\n"
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or [ebp + device.flags], FLAG_16BIT or FLAG_PIO
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mov [ebp + device.memsize], MEM_32768
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mov [ebp + device.tx_start], 64
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mov [ebp + device.rx_start], TXBUF_SIZE + 64
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or [device.flags], FLAG_16BIT or FLAG_PIO
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mov [device.memsize], MEM_32768
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mov [device.tx_start], 64
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mov [device.rx_start], TXBUF_SIZE + 64
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set_io 0
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set_io P0_DCR
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@ -492,16 +426,16 @@ probe:
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out dx, al
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mov esi, test_data
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mov bx, 16384
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mov di, 16384
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mov cx, 14
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call eth_pio_write
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mov bx, 16384
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mov si, 16384
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mov cx, 14
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lea edi, [ebp + device.romdata]
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lea edi, [device.romdata]
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call eth_pio_read
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lea esi, [ebp + device.romdata]
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lea esi, [device.romdata]
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mov edi, test_data
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mov ecx, 13
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@ -511,12 +445,12 @@ probe:
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DEBUGF 2,"Trying 8-bit mode\n"
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||||
mov [ebp + device.flags], FLAG_PIO
|
||||
mov [ebp + device.memsize], MEM_16384
|
||||
mov [ebp + device.tx_start], 32
|
||||
mov [ebp + device.rx_start], TXBUF_SIZE + 32
|
||||
mov [device.flags], FLAG_PIO
|
||||
mov [device.memsize], MEM_16384
|
||||
mov [device.tx_start], 32
|
||||
mov [device.rx_start], TXBUF_SIZE + 32
|
||||
|
||||
mov dx, [ebp + device.asic_base]
|
||||
mov dx, [device.asic_base]
|
||||
add dx, NE_RESET
|
||||
|
||||
in al, dx
|
||||
@ -545,17 +479,17 @@ probe:
|
||||
out dx, al
|
||||
|
||||
mov esi, test_data
|
||||
mov bx, 8192
|
||||
mov di, 8192
|
||||
mov cx, 14
|
||||
call eth_pio_write
|
||||
|
||||
mov bx, 8192
|
||||
mov si, 8192
|
||||
mov cx, 14
|
||||
lea edi, [ebp + device.romdata]
|
||||
lea edi, [device.romdata]
|
||||
call eth_pio_read
|
||||
|
||||
mov esi, test_data
|
||||
lea edi, [ebp + device.romdata]
|
||||
lea edi, [device.romdata]
|
||||
mov ecx, 13
|
||||
|
||||
repz cmpsb
|
||||
@ -568,60 +502,52 @@ probe:
|
||||
|
||||
ep_set_vendor:
|
||||
|
||||
cmp [ebp + device.io_addr], ISA_MAX_ADDR
|
||||
cmp [device.io_addr], ISA_MAX_ADDR
|
||||
jbe ep_001
|
||||
|
||||
DEBUGF 2,"Card is using PCI bus\n"
|
||||
|
||||
;;; or [ebp + device.flags], FLAG_16BIT
|
||||
; or [flags], FLAG_16BIT
|
||||
|
||||
ep_001:
|
||||
mov [ebp + device.vendor], VENDOR_NOVELL
|
||||
mov [device.vendor], VENDOR_NOVELL
|
||||
|
||||
ep_check_have_vendor:
|
||||
|
||||
mov ebx, ebp ;----
|
||||
|
||||
mov al, [ebp + device.vendor]
|
||||
mov al, [device.vendor]
|
||||
cmp al, VENDOR_NONE
|
||||
;;;; je rtl8029_exit
|
||||
; je rtl8029_exit
|
||||
|
||||
cmp al, VENDOR_3COM
|
||||
je reset
|
||||
|
||||
mov eax, [ebp + device.bmem]
|
||||
mov [ebp + device.rmem], eax
|
||||
mov eax, [device.bmem]
|
||||
mov [device.rmem], eax
|
||||
|
||||
;-- hack (read mac from eeprom ant write it to hardware's register)
|
||||
mov ebx, ebp
|
||||
call read_mac
|
||||
|
||||
push .hack
|
||||
sub esp, 6
|
||||
mov edi, esp
|
||||
lea esi, [ebp + device.mac]
|
||||
lea esi, [device.mac]
|
||||
movsd
|
||||
movsw
|
||||
jmp write_mac
|
||||
.hack:
|
||||
;--- hack
|
||||
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
;;
|
||||
;; reset: Place the chip into a virgin state
|
||||
;;
|
||||
;; Destroys: eax, ebx, ecx, edx
|
||||
;;
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
|
||||
reset:
|
||||
mov ebp, ebx ;---
|
||||
|
||||
DEBUGF 2,"Resetting device\n"
|
||||
|
||||
; attach int handler
|
||||
movzx eax, [ebp+device.irq_line]
|
||||
movzx eax, [device.irq_line]
|
||||
DEBUGF 1,"Attaching int handler to irq %x\n",eax:1
|
||||
stdcall AttachIntHandler, eax, int_handler, dword 0
|
||||
|
||||
@ -632,7 +558,7 @@ reset:
|
||||
out dx, al
|
||||
|
||||
set_io P0_DCR
|
||||
test [ebp + device.flags], FLAG_16BIT
|
||||
test [device.flags], FLAG_16BIT
|
||||
jz nsr_001
|
||||
|
||||
mov al, 0x49
|
||||
@ -644,7 +570,6 @@ nsr_001:
|
||||
nsr_002:
|
||||
out dx, al
|
||||
|
||||
|
||||
;clear remote bytes count
|
||||
set_io 0
|
||||
|
||||
@ -671,7 +596,7 @@ nsr_002:
|
||||
|
||||
; transmit page stuff
|
||||
set_io P0_TPSR
|
||||
mov al, [ebp + device.tx_start]
|
||||
mov al, [device.tx_start]
|
||||
out dx, al
|
||||
|
||||
; set receive control register ;;;;
|
||||
@ -681,17 +606,17 @@ nsr_002:
|
||||
|
||||
; pagestart
|
||||
set_io P0_PSTART
|
||||
mov al, [ebp + device.rx_start]
|
||||
mov al, [device.rx_start]
|
||||
out dx, al
|
||||
|
||||
; pagestop
|
||||
set_io P0_PSTOP
|
||||
mov al, [ebp + device.memsize]
|
||||
mov al, [device.memsize]
|
||||
out dx, al
|
||||
|
||||
; page boundary
|
||||
set_io P0_BOUND
|
||||
mov al, [ebp + device.memsize]
|
||||
mov al, [device.memsize]
|
||||
dec al
|
||||
out dx, al
|
||||
|
||||
@ -706,7 +631,7 @@ nsr_002:
|
||||
out dx, al
|
||||
|
||||
set_io P1_CURR
|
||||
mov al, [ebp + device.rx_start]
|
||||
mov al, [device.rx_start]
|
||||
out dx, al
|
||||
|
||||
set_io 0
|
||||
@ -714,7 +639,6 @@ nsr_002:
|
||||
out dx, al
|
||||
|
||||
; Read MAC address
|
||||
mov ebx, ebp ;----
|
||||
call read_mac
|
||||
|
||||
; clear interupt status
|
||||
@ -739,17 +663,13 @@ nsr_002:
|
||||
out dx, al
|
||||
|
||||
; clear packet/byte counters
|
||||
|
||||
lea edi, [ebp+device.bytes_tx]
|
||||
xor eax, eax
|
||||
lea edi, [device.bytes_tx]
|
||||
mov ecx, 6
|
||||
rep stosd
|
||||
|
||||
|
||||
; Indicate that we have successfully reset the card
|
||||
DEBUGF 2,"Done!\n"
|
||||
xor eax, eax
|
||||
|
||||
mov ebx, ebp ;------
|
||||
|
||||
ret
|
||||
|
||||
@ -761,22 +681,23 @@ nsr_002:
|
||||
; buffer in [esp+4], size in [esp+8], pointer to device struct in ebx
|
||||
;***************************************************************************
|
||||
|
||||
; TODO: use a RING-buffer
|
||||
|
||||
align 4
|
||||
transmit:
|
||||
mov ebp, ebx
|
||||
|
||||
mov esi, [esp + 4]
|
||||
mov ecx, [esp + 8]
|
||||
DEBUGF 2,"Transmitting packet, buffer:%x, size:%u\n",esi, ecx
|
||||
DEBUGF 2,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",[esi+0]:2,[esi+1]:2,[esi+2]:2,[esi+3]:2,[esi+4]:2,[esi+5]:2,[esi+6]:2,[esi+7]:2,[esi+8]:2,[esi+9]:2,[esi+10]:2,[esi+11]:2,[esi+13]:2,[esi+12]:2
|
||||
|
||||
cmp dword [esp + 8], ETH_FRAME_LEN
|
||||
jg .finish ; packet is too long
|
||||
cmp dword [esp + 8], 60
|
||||
jl .finish ; packet is too short
|
||||
cmp ecx, ETH_FRAME_LEN
|
||||
jg .err ; packet is too long
|
||||
cmp ecx, 60
|
||||
jl .err ; packet is too short
|
||||
|
||||
xor bl, bl
|
||||
mov bh, [ebp + device.tx_start]
|
||||
movzx edi, [device.tx_start]
|
||||
shl edi, 8
|
||||
push cx
|
||||
call eth_pio_write
|
||||
pop cx
|
||||
@ -786,7 +707,7 @@ transmit:
|
||||
out dx, al
|
||||
|
||||
set_io P0_TPSR
|
||||
mov al, [ebp + device.tx_start]
|
||||
mov al, [device.tx_start]
|
||||
out dx, al
|
||||
|
||||
set_io P0_TBCR0
|
||||
@ -803,15 +724,18 @@ transmit:
|
||||
|
||||
DEBUGF 2," - Packet Sent!\n"
|
||||
|
||||
inc [ebp+device.packets_tx] ;
|
||||
inc [device.packets_tx]
|
||||
mov eax, [esp + 8] ; Get packet size in eax
|
||||
|
||||
add dword [ebp + device.bytes_tx], eax
|
||||
adc dword [ebp + device.bytes_tx + 4], 0
|
||||
.finish:
|
||||
mov ebx, ebp
|
||||
xor eax, eax
|
||||
add dword [device.bytes_tx], eax
|
||||
adc dword [device.bytes_tx + 4], 0
|
||||
|
||||
.finish:
|
||||
xor eax, eax
|
||||
ret
|
||||
|
||||
.err:
|
||||
or eax, -1
|
||||
ret
|
||||
|
||||
|
||||
@ -826,10 +750,10 @@ int_handler:
|
||||
DEBUGF 2,"IRQ %x ",eax:2
|
||||
|
||||
; find pointer of device wich made INT occur
|
||||
mov esi, ne2000_LIST
|
||||
mov ecx, [ne2000_DEV]
|
||||
mov esi, DEVICE_LIST
|
||||
mov ecx, [DEVICES]
|
||||
.nextdevice:
|
||||
mov ebp, dword [esi]
|
||||
mov ebx, [esi]
|
||||
|
||||
set_io 0
|
||||
set_io P0_ISR
|
||||
@ -878,10 +802,10 @@ int_handler:
|
||||
in al, dx
|
||||
inc al
|
||||
|
||||
cmp al, [ebp + device.memsize]
|
||||
cmp al, [device.memsize]
|
||||
jb .nsp_001
|
||||
|
||||
mov al, [ebp + device.rx_start]
|
||||
mov al, [device.rx_start]
|
||||
|
||||
.nsp_001:
|
||||
mov ch, al
|
||||
@ -898,10 +822,10 @@ int_handler:
|
||||
mov al, CMD_PS0
|
||||
out dx, al
|
||||
|
||||
cmp cl, [ebp + device.memsize]
|
||||
cmp cl, [device.memsize]
|
||||
jb .nsp_002
|
||||
|
||||
mov cl, [ebp + device.rx_start]
|
||||
mov cl, [device.rx_start]
|
||||
|
||||
.nsp_002:
|
||||
cmp cl, ch
|
||||
@ -912,18 +836,18 @@ int_handler:
|
||||
|
||||
mov [pktoff], ax
|
||||
|
||||
mov al, [ebp + device.flags]
|
||||
mov al, [device.flags]
|
||||
test al, FLAG_PIO
|
||||
jz .nsp_003
|
||||
|
||||
mov bx, word [pktoff]
|
||||
mov si, word [pktoff]
|
||||
lea edi, [pkthdr]
|
||||
mov cx, 4
|
||||
call eth_pio_read
|
||||
jmp .nsp_004
|
||||
|
||||
.nsp_003:
|
||||
mov edi, [ebp + device.rmem]
|
||||
mov edi, [device.rmem]
|
||||
movzx eax, word [pktoff]
|
||||
add edi, eax
|
||||
mov eax, [edi]
|
||||
@ -938,9 +862,9 @@ int_handler:
|
||||
|
||||
DEBUGF 2,"Received %u bytes\n",eax
|
||||
|
||||
add dword [ebp + device.bytes_rx], eax ; Update stats
|
||||
adc dword [ebp + device.bytes_rx + 4], 0
|
||||
inc dword [ebp + device.packets_rx] ;
|
||||
add dword [device.bytes_rx], eax ; Update stats
|
||||
adc dword [device.bytes_rx + 4], 0
|
||||
inc dword [device.packets_rx] ;
|
||||
|
||||
mov [eth_tmp_len], ax
|
||||
mov dword[size], eax
|
||||
@ -957,25 +881,24 @@ int_handler:
|
||||
|
||||
; Right, we can now get the data
|
||||
|
||||
xor ebx, ebx
|
||||
mov bh , [ebp + device.memsize]
|
||||
sub bx , [pktoff]
|
||||
movzx esi, [device.memsize]
|
||||
sub si , [pktoff]
|
||||
|
||||
cmp [eth_tmp_len], bx
|
||||
cmp [eth_tmp_len], si
|
||||
jbe .nsp_005
|
||||
|
||||
DEBUGF 2,"WRAP!\n"
|
||||
|
||||
mov al , [ebp + device.flags]
|
||||
mov al , [device.flags]
|
||||
test al , FLAG_PIO
|
||||
jz .nsp_006
|
||||
|
||||
push ebx
|
||||
mov cx , bx
|
||||
mov bx , [pktoff+4]
|
||||
push esi
|
||||
mov cx , si
|
||||
mov si , [pktoff+4]
|
||||
mov edi, [eth_rx_data_ptr+4]
|
||||
call eth_pio_read
|
||||
pop ebx
|
||||
pop esi
|
||||
jmp .nsp_007
|
||||
|
||||
.nsp_006:
|
||||
@ -984,20 +907,18 @@ int_handler:
|
||||
|
||||
.nsp_007:
|
||||
xor al, al
|
||||
mov ah, [ebp + device.rx_start]
|
||||
mov ah, [device.rx_start]
|
||||
mov [pktoff], ax
|
||||
|
||||
add [eth_rx_data_ptr], ebx
|
||||
sub [eth_tmp_len], bx
|
||||
add [eth_rx_data_ptr], esi
|
||||
sub [eth_tmp_len], si
|
||||
|
||||
.nsp_005:
|
||||
test [ebp + device.flags], FLAG_PIO
|
||||
test [device.flags], FLAG_PIO
|
||||
jz .nsp_008
|
||||
|
||||
xor ebx, ebx
|
||||
mov bx, [pktoff]
|
||||
xor ecx, ecx
|
||||
mov cx, [eth_tmp_len]
|
||||
movzx esi, word [pktoff]
|
||||
movzx ecx, word [eth_tmp_len]
|
||||
mov edi, [eth_rx_data_ptr]
|
||||
call eth_pio_read
|
||||
jmp .nsp_009
|
||||
@ -1008,10 +929,10 @@ int_handler:
|
||||
|
||||
.nsp_009:
|
||||
mov al, [pkthdr+1]
|
||||
cmp al, [ebp + device.rx_start]
|
||||
cmp al, [device.rx_start]
|
||||
jne .nsp_010
|
||||
|
||||
mov al, [ebp + device.memsize]
|
||||
mov al, [device.memsize]
|
||||
|
||||
.nsp_010:
|
||||
set_io 0
|
||||
@ -1019,10 +940,7 @@ int_handler:
|
||||
dec al
|
||||
out dx, al
|
||||
|
||||
mov ebx, ebp
|
||||
add esp, 14
|
||||
|
||||
mov ebx, ebp
|
||||
jmp EthReceiver ; send it to the kernel
|
||||
|
||||
.fail:
|
||||
@ -1044,8 +962,6 @@ ret
|
||||
align 4
|
||||
write_mac: ; in: mac on stack (6 bytes)
|
||||
|
||||
mov ebp, ebx ;---
|
||||
|
||||
DEBUGF 1,"Writing MAC: "
|
||||
|
||||
set_io 0
|
||||
@ -1063,8 +979,6 @@ write_mac: ; in: mac on stack (6 bytes)
|
||||
|
||||
add esp, 6
|
||||
|
||||
mov ebx, ebp ;---
|
||||
|
||||
; Notice this procedure does not ret, but continues to read_mac instead.
|
||||
|
||||
;;;;;;;;;;;;;;;;;;;;;;
|
||||
@ -1075,8 +989,6 @@ write_mac: ; in: mac on stack (6 bytes)
|
||||
|
||||
read_mac:
|
||||
|
||||
mov ebp, ebx ;-----
|
||||
|
||||
DEBUGF 1,"Reading MAC: "
|
||||
|
||||
; set_io 0
|
||||
@ -1084,7 +996,7 @@ read_mac:
|
||||
; out dx, al
|
||||
;
|
||||
; set_io P1_PAR0
|
||||
; lea edi, [ebp + device.mac]
|
||||
; lea edi, [mac]
|
||||
;
|
||||
; mov cx, 6
|
||||
; .loop:
|
||||
@ -1097,19 +1009,18 @@ read_mac:
|
||||
; mov al, CMD_PS0; + CMD_RD2 + CMD_STA ; set page back to 0
|
||||
; out dx, al
|
||||
|
||||
|
||||
mov bx, 0
|
||||
mov si, 0
|
||||
mov cx, 16
|
||||
lea edi, [ebp + device.romdata]
|
||||
lea edi, [device.romdata]
|
||||
call eth_pio_read
|
||||
|
||||
lea esi, [ebp + device.romdata]
|
||||
lea edi, [ebp + device.mac]
|
||||
lea esi, [device.romdata]
|
||||
lea edi, [device.mac]
|
||||
mov ecx, 6
|
||||
|
||||
.loop:
|
||||
movsb
|
||||
test [ebp + device.flags], FLAG_16BIT
|
||||
test [device.flags], FLAG_16BIT
|
||||
jz .8bit
|
||||
inc esi
|
||||
.8bit:
|
||||
@ -1117,8 +1028,6 @@ read_mac:
|
||||
|
||||
DEBUGF 1,"%x-%x-%x-%x-%x-%x\n",[edi-6]:2,[edi-5]:2,[edi-4]:2,[edi-3]:2,[edi-2]:2,[edi-1]:2
|
||||
|
||||
mov ebx, ebp ;---
|
||||
|
||||
ret
|
||||
|
||||
|
||||
@ -1128,13 +1037,13 @@ read_mac:
|
||||
;
|
||||
; Description
|
||||
; Read a frame from the ethernet card via Programmed I/O
|
||||
; src in bx
|
||||
; src in si
|
||||
; cnt in cx
|
||||
; dst in edi
|
||||
;***************************************************************************
|
||||
eth_pio_read:
|
||||
|
||||
DEBUGF 1,"Eth PIO Read from %x to %x, %u bytes ",bx,edi,cx
|
||||
DEBUGF 1,"Eth PIO Read from %x to %x, %u bytes ",si,edi,cx
|
||||
|
||||
set_io 0
|
||||
mov al, CMD_RD2 + CMD_STA
|
||||
@ -1148,11 +1057,10 @@ eth_pio_read:
|
||||
set_io P0_RBCR1
|
||||
out dx, al
|
||||
|
||||
mov al, bl
|
||||
mov ax, si
|
||||
set_io P0_RSAR0
|
||||
out dx, al
|
||||
|
||||
mov al, bh
|
||||
shr ax, 8
|
||||
set_io P0_RSAR1
|
||||
out dx, al
|
||||
|
||||
@ -1160,9 +1068,9 @@ eth_pio_read:
|
||||
set_io 0
|
||||
out dx, al
|
||||
|
||||
mov dx, [ebp + device.asic_base]
|
||||
mov dx, [device.asic_base]
|
||||
|
||||
test [ebp+device.flags], FLAG_16BIT
|
||||
test [device.flags], FLAG_16BIT
|
||||
jz epr_003
|
||||
|
||||
DEBUGF 1,"in 16-bits mode"
|
||||
@ -1209,13 +1117,13 @@ epr_005: ; Wait for Remote DMA Complete
|
||||
;
|
||||
; Description
|
||||
; writes a frame to the ethernet card via Programmed I/O
|
||||
; dst in bx
|
||||
; dst in di
|
||||
; cnt in cx
|
||||
; src in esi
|
||||
;***************************************************************************
|
||||
eth_pio_write:
|
||||
|
||||
DEBUGF 1,"Eth PIO Write from %x to %x, %u bytes ",esi,bx,cx
|
||||
DEBUGF 1,"Eth PIO Write from %x to %x, %u bytes ",esi,di,cx
|
||||
|
||||
set_io 0
|
||||
mov al, CMD_RD2 + CMD_STA
|
||||
@ -1233,20 +1141,19 @@ eth_pio_write:
|
||||
mov al, ch
|
||||
out dx, al
|
||||
|
||||
mov ax, di
|
||||
set_io P0_RSAR0
|
||||
mov al, bl
|
||||
out dx, al
|
||||
|
||||
shr ax, 8
|
||||
set_io P0_RSAR1
|
||||
mov al, bh
|
||||
out dx, al
|
||||
|
||||
set_io 0
|
||||
mov al, CMD_RD1 + CMD_STA
|
||||
out dx, al
|
||||
|
||||
mov dx, [ebp + device.asic_base]
|
||||
test [ebp + device.flags], FLAG_16BIT
|
||||
mov dx, [device.asic_base]
|
||||
test [device.flags], FLAG_16BIT
|
||||
jz epw_003
|
||||
|
||||
DEBUGF 1,"in 16-bits mode"
|
||||
@ -1288,7 +1195,7 @@ epw_005: ; Wait for Remote DMA Complete
|
||||
;all initialized data place here
|
||||
align 4
|
||||
|
||||
ne2000_DEV dd 0
|
||||
DEVICES dd 0
|
||||
version dd (5 shl 16) or (API_VERSION and 0xFFFF)
|
||||
my_service db 'RTL8029/ne2000',0 ;max 16 chars include zero
|
||||
|
||||
@ -1304,7 +1211,7 @@ include_debug_strings
|
||||
|
||||
section '.data' data readable writable align 16 ;place all uninitialized data place here
|
||||
|
||||
ne2000_LIST rd MAX_ne2000
|
||||
DEVICE_LIST rd MAX_DEVICES
|
||||
|
||||
|
||||
|
||||
|
||||
@ -29,7 +29,7 @@ include 'imports.inc'
|
||||
include 'fdo.inc'
|
||||
include 'netdrv.inc'
|
||||
|
||||
OS_BASE equ 0;
|
||||
OS_BASE equ 0
|
||||
new_app_base equ 0x60400000
|
||||
PROC_BASE equ OS_BASE+0x0080000
|
||||
|
||||
@ -38,24 +38,12 @@ public service_proc
|
||||
public version
|
||||
|
||||
|
||||
struc ETH_DEVICE {
|
||||
; pointers to procedures
|
||||
.unload dd ?
|
||||
.reset dd ?
|
||||
.transmit dd ?
|
||||
.set_MAC dd ?
|
||||
.get_MAC dd ?
|
||||
.set_mode dd ?
|
||||
.get_mode dd ?
|
||||
; status & variables
|
||||
.bytes_tx dq ?
|
||||
.bytes_rx dq ?
|
||||
.packets_tx dd ?
|
||||
.packets_rx dd ?
|
||||
.mode dd ? ; This dword contains cable status (10mbit/100mbit, full/half duplex, auto negotiation or not,..)
|
||||
.name dd ?
|
||||
.mac dp ?
|
||||
; device specific
|
||||
virtual at ebx
|
||||
|
||||
device:
|
||||
|
||||
ETH_DEVICE
|
||||
|
||||
.rx_buffer dd ?
|
||||
.tx_buffer dd ?
|
||||
.rx_data_offset dd ?
|
||||
@ -68,12 +56,9 @@ struc ETH_DEVICE {
|
||||
|
||||
.size = $ - device
|
||||
|
||||
}
|
||||
|
||||
virtual at ebx
|
||||
device ETH_DEVICE
|
||||
end virtual
|
||||
|
||||
|
||||
; RTL8139 specific defines
|
||||
|
||||
MAX_RTL8139 equ 16 ; Max number of devices this driver may handle
|
||||
@ -334,7 +319,7 @@ proc service_proc stdcall, ioctl:dword
|
||||
jge .fail
|
||||
|
||||
push edx
|
||||
stdcall KernelAlloc, dword device.size ; Allocate the buffer for eth_device structure
|
||||
stdcall KernelAlloc, device.size ; Allocate the buffer for eth_device structure
|
||||
pop edx
|
||||
test eax, eax
|
||||
jz .fail
|
||||
@ -358,18 +343,12 @@ proc service_proc stdcall, ioctl:dword
|
||||
mov [device.pci_dev], cl
|
||||
|
||||
; Now, it's time to find the base io addres of the PCI device
|
||||
; TODO: implement check if bus and dev exist on this machine
|
||||
|
||||
find_io [device.pci_bus], [device.pci_dev], [device.io_addr]
|
||||
|
||||
; We've found the io address, find IRQ now
|
||||
|
||||
movzx eax, byte [device.pci_bus]
|
||||
movzx ecx, byte [device.pci_dev]
|
||||
push ebx
|
||||
stdcall PciRead8, eax ,ecx ,0x3c ; 0x3c is the offset where irq can be found
|
||||
pop ebx
|
||||
mov byte [device.irq_line], al
|
||||
find_irq [device.pci_bus], [device.pci_dev], [device.irq_line]
|
||||
|
||||
DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\
|
||||
[device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:4
|
||||
|
||||
@ -112,6 +112,17 @@ macro find_io bus, dev, io {
|
||||
|
||||
}
|
||||
|
||||
macro find_irq bus, dev, irq {
|
||||
|
||||
push eax edx ecx
|
||||
movzx ecx, bus
|
||||
movzx edx, dev
|
||||
stdcall PciRead8, ecx ,edx ,0x3c ; 0x3c is the offset where irq can be found
|
||||
mov irq, al
|
||||
pop ecx edx eax
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
macro make_bus_master bus, dev {
|
||||
@ -164,3 +175,25 @@ macro virt_to_dma { ; input is eax
|
||||
inc esp
|
||||
|
||||
}
|
||||
|
||||
|
||||
;struc ETH_DEVICE {
|
||||
macro ETH_DEVICE {
|
||||
; pointers to procedures
|
||||
.unload dd ?
|
||||
.reset dd ?
|
||||
.transmit dd ?
|
||||
.set_MAC dd ?
|
||||
.get_MAC dd ?
|
||||
.set_mode dd ?
|
||||
.get_mode dd ?
|
||||
; status
|
||||
.bytes_tx dq ?
|
||||
.bytes_rx dq ?
|
||||
.packets_tx dd ?
|
||||
.packets_rx dd ?
|
||||
.mode dd ?
|
||||
.name dd ?
|
||||
.mac dp ?
|
||||
}
|
||||
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
Loading…
Reference in New Issue
Block a user