lnc.c File Reference

#include <pci/lnc.h>
#include <sys/io.h>
#include <sys/types.h>
#include <sys/idt.h>
#include <sys/gdt.h>
#include <lib/kmalloc.h>
#include <lib/kprintf.h>
#include <sys/video.h>
#include <isa/8259.h>
#include <net/net.h>
#include <net/netif.h>
#include <ubixos/spinlock.h>

Include dependency graph for lnc.c:

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Functions
	asm (".globl lnc_isr \n" "lnc_isr: \n" " pusha \n" " push %ss \n" " push %ds \n" " push %es \n" " push %fs \n" " push %gs \n" " call lnc_INT \n" " mov $0xA0,%dx \n" " mov $0x20,%ax \n" " outb %al,%dx \n" " mov $0x20,%dx \n" " mov $0x20,%ax \n" " outb %al,%dx \n" " pop %gs \n" " pop %fs \n" " pop %es \n" " pop %ds \n" " pop %ss \n" " popa \n" " iret \n")
int	initLNC ()
int	lanceProbe (struct lncInfo *lnc)
int	lnc_driverOwnsRX (struct lncInfo *lnc)
int	lnc_driverOwnsTX (struct lncInfo *lnc)
int	lnc_getMode (struct lncInfo *lnc)
void	lnc_INT ()
int	lnc_nextRxPtr (struct lncInfo *lnc)
int	lnc_nextTxPtr (struct lncInfo *lnc)
int	lnc_probe (struct lncInfo *lnc)
uint16_t	lnc_readBCR (struct lncInfo *lnc, uint16_t port)
uint32_t	lnc_readBCR32 (struct lncInfo *lnc, uint32_t port)
uint16_t	lnc_readCSR (struct lncInfo *lnc, uint16_t port)
uint32_t	lnc_readCSR32 (struct lncInfo *lnc, uint32_t port)
void	lnc_reset (struct lncInfo *lnc)
void	lnc_reset32 (struct lncInfo *lnc)
void	lnc_rxINT ()
int	lnc_sendPacket (struct lncInfo *lnc, void *packet, size_t len, uint8_t *dest)
int	lnc_switchDWord (struct lncInfo *lnc)
void	lnc_thread ()
void	lnc_txINT ()
void	lnc_writeBCR (struct lncInfo *lnc, uint16_t port, uint16_t val)
void	lnc_writeBCR32 (struct lncInfo *lnc, uint32_t port, uint32_t val)
void	lnc_writeCSR (struct lncInfo *lnc, uint16_t port, uint16_t val)
void	lnc_writeCSR32 (struct lncInfo *lnc, uint32_t port, uint32_t val)
int	lncAttach (struct lncInfo *lnc, int unit)
void	lncInt ()

Variables
struct lncInfo *	lnc = 0x0
struct netif	lnc_netif
struct nicBuffer *	tmpBuf

Function Documentation

asm()

asm	(	".globl lnc_isr \n" "lnc_isr: \n" " pusha \n" " push %ss \n" " push %ds \n" " push %es \n" " push %fs \n" " push %gs \n" " call lnc_INT \n" " mov	$0xA0,
		%dx \n" " mov	$0x20,
		%ax \n" " outb %	al,
		%dx \n" " mov	$0x20,
		%dx \n" " mov	$0x20,
		%ax \n" " outb %	al,
		%dx \n" " pop %gs \n" " pop %fs \n" " pop %es \n" " pop %ds \n" " pop %ss \n" " popa \n" " iret \n"
	)

initLNC()

int initLNC

(

)

Definition at line 94 of file lnc.c.

References arpcom::ac_enaddr, lncInfo::arpcom, lncInfo::bufferSize, CSR0, CSR1, CSR2, CSR3, dDpl3, dInt, DMA_FIXED, dPresent, ETHER_ADDR_LEN, nicInfo::ic, nicInfo::ident, IDON, INEA, lncInfo::init, INIT, inportByte(), lncInfo::ioAddr, irqEnable(), kmalloc(), kprintf(), lnc, lnc_getMode(), lnc_isr(), lnc_probe(), lnc_readBCR32(), lnc_readCSR32(), lnc_switchDWord(), lnc_writeBCR32(), lnc_writeCSR32(), lncAttach(), nicInfo::memMode, memset(), initBlock32::mode, MODE_16, MODE_32, NE2100, lncInfo::nic, lncInfo::nrdre, NRDRE, lncInfo::ntdre, NTDRE, initBlock32::padr, PCnet_32, initBlock32::rdra, initBlock32::rlen, lncInfo::rxRing, setVector(), STRT, sVec, initBlock32::tdra, initBlock32::tlen, lncInfo::txRing, and vmm_getRealAddr().

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lanceProbe()

int lanceProbe

(

struct lncInfo *

lnc

)

Definition at line 231 of file lnc.c.

References C_LANCE, CSR0, CSR0_STOP, CSR3, INEA, inportWord(), lncInfo::ioAddr, LANCE, lnc, lnc_readCSR(), lnc_writeCSR(), RDP, and UNKNOWN.

Referenced by lnc_probe().

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lnc_driverOwnsRX()

int lnc_driverOwnsRX

(

struct lncInfo *

lnc

)

Definition at line 518 of file lnc.c.

References lnc, hostRingEntry::md, lncInfo::rxPtr, and lncInfo::rxRing.

Referenced by lnc_rxINT(), and lnc_thread().

lnc_driverOwnsTX()

int lnc_driverOwnsTX

(

struct lncInfo *

lnc

)

Definition at line 514 of file lnc.c.

References lnc, hostRingEntry::md, lncInfo::txPtr, and lncInfo::txRing.

Referenced by lnc_sendPacket().

lnc_getMode()

int lnc_getMode

(

struct lncInfo *

lnc

)

Definition at line 573 of file lnc.c.

References CSR0, CSR0_STOP, lnc, lnc_readCSR(), lnc_readCSR32(), lnc_reset(), lnc_reset32(), MODE_16, MODE_32, and MODE_INVALID.

Referenced by initLNC().

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lnc_INT()

void lnc_INT

(

)

Definition at line 254 of file lnc.c.

References CSR0, ERR, kprintf(), lnc, lnc_writeCSR32(), RINT, and TINT.

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lnc_nextRxPtr()

int lnc_nextRxPtr

(

struct lncInfo *

lnc

)

Definition at line 534 of file lnc.c.

References lnc, NDESC, lncInfo::nrdre, and lncInfo::rxPtr.

Referenced by lnc_rxINT(), and lnc_thread().

lnc_nextTxPtr()

int lnc_nextTxPtr

(

struct lncInfo *

lnc

)

Definition at line 522 of file lnc.c.

References lnc, NDESC, lncInfo::ntdre, and lncInfo::txPtr.

Referenced by lnc_sendPacket().

lnc_probe()

int lnc_probe

(

struct lncInfo *

lnc

)

Definition at line 191 of file lnc.c.

References Am79C960, Am79C961, Am79C961A, Am79C965, Am79C970, Am79C970A, Am79C971, Am79C972, Am79C973, Am79C978, AMD_MASK, CSR88, CSR89, lanceProbe(), lnc, lnc_readCSR(), PART_MASK, PCnet_32, PCnet_FAST, PCnet_FASTplus, PCnet_Home, PCnet_ISA, PCnet_ISA_II, PCnet_ISAplus, PCnet_PCI, and PCnet_PCI_II.

Referenced by initLNC().

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lnc_readBCR()

uint16_t lnc_readBCR	(	struct lncInfo *	lnc,
		uint16_t	port
	)

Definition at line 84 of file lnc.c.

References BDP, inportWord(), lncInfo::ioAddr, lnc, outportWord(), and RAP.

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lnc_readBCR32()

uint32_t lnc_readBCR32	(	struct lncInfo *	lnc,
		uint32_t	port
	)

Definition at line 89 of file lnc.c.

References BDP32, inportDWord(), lncInfo::ioAddr, lnc, outportDWord(), and RAP32.

Referenced by initLNC(), and lnc_switchDWord().

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lnc_readCSR()

uint16_t lnc_readCSR	(	struct lncInfo *	lnc,
		uint16_t	port
	)

Definition at line 64 of file lnc.c.

References inportWord(), lncInfo::ioAddr, lnc, outportWord(), RAP, and RDP.

Referenced by lanceProbe(), lnc_getMode(), and lnc_probe().

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lnc_readCSR32()

uint32_t lnc_readCSR32	(	struct lncInfo *	lnc,
		uint32_t	port
	)

Definition at line 69 of file lnc.c.

References inportDWord(), lncInfo::ioAddr, lnc, outportDWord(), RAP32, and RDP32.

Referenced by initLNC(), lnc_getMode(), and lnc_switchDWord().

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lnc_reset()

void lnc_reset

(

struct lncInfo *

lnc

)

Definition at line 585 of file lnc.c.

References inportWord(), lncInfo::ioAddr, lnc, and RESET.

Referenced by lnc_getMode().

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lnc_reset32()

void lnc_reset32

(

struct lncInfo *

lnc

)

Definition at line 589 of file lnc.c.

References inportDWord(), lncInfo::ioAddr, lnc, and RESET32.

Referenced by lnc_getMode().

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lnc_rxINT()

void lnc_rxINT

(

)

Definition at line 316 of file lnc.c.

References nicBuffer::buffer, lncInfo::bufferSize, kmalloc(), nicBuffer::length, lnc, lnc_driverOwnsRX(), lnc_nextRxPtr(), hostRingEntry::md, memset(), lncInfo::rxBuffer, lncInfo::rxPtr, lncInfo::rxRing, and tmpBuf.

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lnc_sendPacket()

int lnc_sendPacket	(	struct lncInfo *	lnc,
		void *	packet,
		size_t	len,
		uint8_t *	dest
	)

Definition at line 546 of file lnc.c.

References hostRingEntry::bcnt, lncInfo::bufferSize, kpanic(), lnc, lnc_driverOwnsTX(), lnc_nextTxPtr(), hostRingEntry::md, memcpy(), lncInfo::txBuffer, lncInfo::txPtr, and lncInfo::txRing.

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lnc_switchDWord()

int lnc_switchDWord

(

struct lncInfo *

lnc

)

Definition at line 593 of file lnc.c.

References BCR18, BCR18_DWIO, CSR58, inportDWord(), inportWord(), lncInfo::ioAddr, kprintf(), lnc, lnc_readBCR32(), lnc_readCSR32(), lnc_writeCSR32(), outportDWord(), RDP, RESET, and RESET32.

Referenced by initLNC().

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lnc_thread()

void lnc_thread

(

)

Definition at line 278 of file lnc.c.

References nicBuffer::buffer, lncInfo::bufferSize, ethernetif_input(), kmalloc(), nicBuffer::length, lnc, lnc_driverOwnsRX(), lnc_netif, lnc_nextRxPtr(), hostRingEntry::md, memset(), lncInfo::rxBuffer, lncInfo::rxPtr, lncInfo::rxRing, sched_yield(), and tmpBuf.

Referenced by net_init().

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lnc_txINT()

void lnc_txINT

(

)

Definition at line 352 of file lnc.c.

lnc_writeBCR()

void lnc_writeBCR	(	struct lncInfo *	lnc,
		uint16_t	port,
		uint16_t	val
	)

Definition at line 74 of file lnc.c.

References BDP, lncInfo::ioAddr, lnc, outportWord(), and RAP.

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lnc_writeBCR32()

void lnc_writeBCR32	(	struct lncInfo *	lnc,
		uint32_t	port,
		uint32_t	val
	)

Definition at line 79 of file lnc.c.

References BDP32, lncInfo::ioAddr, lnc, outportDWord(), and RAP32.

Referenced by initLNC().

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lnc_writeCSR()

void lnc_writeCSR	(	struct lncInfo *	lnc,
		uint16_t	port,
		uint16_t	val
	)

Definition at line 54 of file lnc.c.

References lncInfo::ioAddr, lnc, outportWord(), RAP, and RDP.

Referenced by lanceProbe().

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lnc_writeCSR32()

void lnc_writeCSR32	(	struct lncInfo *	lnc,
		uint32_t	port,
		uint32_t	val
	)

Definition at line 59 of file lnc.c.

References lncInfo::ioAddr, lnc, outportDWord(), RAP32, and RDP32.

Referenced by initLNC(), lnc_INT(), and lnc_switchDWord().

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lncAttach()

int lncAttach	(	struct lncInfo *	lnc,
		int	unit
	)

Definition at line 419 of file lnc.c.

References hostRingEntry::addr, hostRingEntry::bcnt, lncInfo::bufferSize, C_LANCE, nicInfo::ic, kmalloc(), kprintf(), LANCE, lnc, hostRingEntry::md, nicInfo::memMode, memset(), nicInfo::mode, NDESC, lncInfo::nic, NORMAL, lncInfo::nrdre, lncInfo::ntdre, PCnet_32, lncInfo::rxBuffer, lncInfo::rxRing, SHMEM, lncInfo::txBuffer, lncInfo::txRing, and vmm_getRealAddr().

Referenced by initLNC().

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lncInt()

void lncInt

(

)

Definition at line 368 of file lnc.c.

References ERR, inportWord(), INTR, lncInfo::ioAddr, kprintf(), lnc, outportByte(), outportWord(), RDP, RINT, and TINT.

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Variable Documentation

lnc

struct lncInfo* lnc = 0x0

Definition at line 44 of file lnc.c.

Referenced by initLNC(), lanceProbe(), lnc_driverOwnsRX(), lnc_driverOwnsTX(), lnc_getMode(), lnc_INT(), lnc_nextRxPtr(), lnc_nextTxPtr(), lnc_probe(), lnc_readBCR(), lnc_readBCR32(), lnc_readCSR(), lnc_readCSR32(), lnc_reset(), lnc_reset32(), lnc_rxINT(), lnc_sendPacket(), lnc_switchDWord(), lnc_thread(), lnc_writeBCR(), lnc_writeBCR32(), lnc_writeCSR(), lnc_writeCSR32(), lncAttach(), and lncInt().

lnc_netif

struct netif lnc_netif

Definition at line 42 of file lnc.c.

Referenced by lnc_thread().

tmpBuf

struct nicBuffer* tmpBuf

Definition at line 52 of file lnc.c.

Referenced by lnc_rxINT(), lnc_thread(), ne2kAllocBuffer(), and ne2kGetBuffer().