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Rev 1486 Rev 1492
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include 'proc32.inc'
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include 'proc32.inc'
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include 'imports.inc'
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include 'imports.inc'
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include 'fdo.inc'
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include 'fdo.inc'
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include 'netdrv.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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new_app_base	equ 0x60400000
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PROC_BASE	equ OS_BASE+0x0080000
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PROC_BASE	equ OS_BASE+0x0080000
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public START
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public START
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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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public service_proc
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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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public version
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      .bytes_rx 	dq ?
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      .packets_tx	dd ?
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virtual at ebx
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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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      device:
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      .name		dd ?
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      .mac		dp ?
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      ETH_DEVICE
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; device specific
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      .rx_buffer	dd ?
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      .rx_buffer	dd ?
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      .irq_line 	db ?
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      .irq_line 	db ?
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      .hw_ver_id	db ?
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      .hw_ver_id	db ?
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      .size = $ - device
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}
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virtual at ebx
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      .size = $ - device
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  device ETH_DEVICE
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end virtual
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end virtual
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  .firstdevice:
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  .firstdevice:
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	cmp	[RTL8139_DEV], MAX_RTL8139		; First check if the driver can handle one more card
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	cmp	[RTL8139_DEV], MAX_RTL8139		; First check if the driver can handle one more card
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	jge	.fail
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	jge	.fail
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	push	edx
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	push	edx
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	stdcall KernelAlloc, dword device.size		; Allocate the buffer for eth_device structure
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	stdcall KernelAlloc, device.size	 ; Allocate the buffer for eth_device structure
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	pop	edx
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	pop	edx
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	test	eax, eax
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	test	eax, eax
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	jz	.fail
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	jz	.fail
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	mov	[device.pci_bus], cl
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	mov	[device.pci_bus], cl
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	mov	cl , [eax+2]
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	mov	cl , [eax+2]
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	mov	[device.pci_dev], cl
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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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; Now, it's time to find the base io addres of the PCI device
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	find_io [device.pci_bus], [device.pci_dev], [device.io_addr]
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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	eax, byte [device.pci_bus]
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	movzx	ecx, byte [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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; We've found the io address, find IRQ now