272 lines
8.9 KiB
C
272 lines
8.9 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2, or (at
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* your option) any later version.
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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#ifndef NIC_H
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#define NIC_H
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include <byteswap.h>
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#include <ipxe/pci.h>
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#include <ipxe/isapnp.h>
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#include <ipxe/isa.h>
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#include <ipxe/eisa.h>
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#include <ipxe/mca.h>
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#include <ipxe/io.h>
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typedef enum {
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DISABLE = 0,
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ENABLE,
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FORCE
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} irq_action_t;
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typedef enum duplex {
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HALF_DUPLEX = 1,
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FULL_DUPLEX
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} duplex_t;
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/*
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* Structure returned from eth_probe and passed to other driver
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* functions.
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*/
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struct nic {
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struct nic_operations *nic_op;
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int flags; /* driver specific flags */
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unsigned char *node_addr;
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unsigned char *packet;
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unsigned int packetlen;
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unsigned int ioaddr;
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unsigned char irqno;
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unsigned int mbps;
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duplex_t duplex;
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void *priv_data; /* driver private data */
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};
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struct nic_operations {
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int ( *connect ) ( struct nic * );
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int ( *poll ) ( struct nic *, int retrieve );
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void ( *transmit ) ( struct nic *, const char *,
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unsigned int, unsigned int, const char * );
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void ( *irq ) ( struct nic *, irq_action_t );
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};
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extern struct nic nic;
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static inline int eth_poll ( int retrieve ) {
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return nic.nic_op->poll ( &nic, retrieve );
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}
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static inline void eth_transmit ( const char *dest, unsigned int type,
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unsigned int size, const void *packet ) {
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nic.nic_op->transmit ( &nic, dest, type, size, packet );
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}
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/*
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* Function prototypes
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*
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*/
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extern int dummy_connect ( struct nic *nic );
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extern void dummy_irq ( struct nic *nic, irq_action_t irq_action );
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extern int legacy_probe ( void *hwdev,
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void ( * set_drvdata ) ( void *hwdev, void *priv ),
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struct device *dev,
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int ( * probe ) ( struct nic *nic, void *hwdev ),
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void ( * disable ) ( struct nic *nic, void *hwdev ));
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void legacy_remove ( void *hwdev,
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void * ( * get_drvdata ) ( void *hwdev ),
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void ( * disable ) ( struct nic *nic, void *hwdev ) );
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#define PCI_DRIVER(_name,_ids,_class) \
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static inline int \
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_name ## _pci_legacy_probe ( struct pci_device *pci ); \
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static inline void \
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_name ## _pci_legacy_remove ( struct pci_device *pci ); \
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struct pci_driver _name __pci_driver = { \
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.ids = _ids, \
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.id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \
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.probe = _name ## _pci_legacy_probe, \
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.remove = _name ## _pci_legacy_remove, \
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}; \
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REQUIRE_OBJECT ( pci );
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static inline void legacy_pci_set_drvdata ( void *hwdev, void *priv ) {
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pci_set_drvdata ( hwdev, priv );
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}
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static inline void * legacy_pci_get_drvdata ( void *hwdev ) {
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return pci_get_drvdata ( hwdev );
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}
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#define ISAPNP_DRIVER(_name,_ids) \
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static inline int \
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_name ## _isapnp_legacy_probe ( struct isapnp_device *isapnp, \
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const struct isapnp_device_id *id ); \
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static inline void \
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_name ## _isapnp_legacy_remove ( struct isapnp_device *isapnp ); \
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struct isapnp_driver _name __isapnp_driver = { \
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.ids = _ids, \
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.id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \
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.probe = _name ## _isapnp_legacy_probe, \
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.remove = _name ## _isapnp_legacy_remove, \
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}; \
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REQUIRE_OBJECT ( isapnp );
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static inline void legacy_isapnp_set_drvdata ( void *hwdev, void *priv ) {
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isapnp_set_drvdata ( hwdev, priv );
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}
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static inline void * legacy_isapnp_get_drvdata ( void *hwdev ) {
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return isapnp_get_drvdata ( hwdev );
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}
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#define EISA_DRIVER(_name,_ids) \
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static inline int \
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_name ## _eisa_legacy_probe ( struct eisa_device *eisa, \
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const struct eisa_device_id *id ); \
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static inline void \
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_name ## _eisa_legacy_remove ( struct eisa_device *eisa ); \
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struct eisa_driver _name __eisa_driver = { \
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.ids = _ids, \
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.id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \
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.probe = _name ## _eisa_legacy_probe, \
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.remove = _name ## _eisa_legacy_remove, \
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}; \
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REQUIRE_OBJECT ( eisa );
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static inline void legacy_eisa_set_drvdata ( void *hwdev, void *priv ) {
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eisa_set_drvdata ( hwdev, priv );
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}
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static inline void * legacy_eisa_get_drvdata ( void *hwdev ) {
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return eisa_get_drvdata ( hwdev );
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}
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#define MCA_DRIVER(_name,_ids) \
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static inline int \
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_name ## _mca_legacy_probe ( struct mca_device *mca, \
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const struct mca_device_id *id ); \
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static inline void \
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_name ## _mca_legacy_remove ( struct mca_device *mca ); \
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struct mca_driver _name __mca_driver = { \
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.ids = _ids, \
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.id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \
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.probe = _name ## _mca_legacy_probe, \
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.remove = _name ## _mca_legacy_remove, \
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}; \
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REQUIRE_OBJECT ( mca );
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static inline void legacy_mca_set_drvdata ( void *hwdev, void *priv ) {
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mca_set_drvdata ( hwdev, priv );
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}
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static inline void * legacy_mca_get_drvdata ( void *hwdev ) {
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return mca_get_drvdata ( hwdev );
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}
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#define ISA_DRIVER(_name,_probe_addrs,_probe_addr,_vendor_id,_prod_id) \
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static inline int \
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_name ## _isa_legacy_probe ( struct isa_device *isa ); \
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static inline int \
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_name ## _isa_legacy_probe_at_addr ( struct isa_device *isa ) { \
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if ( ! _probe_addr ( isa->ioaddr ) ) \
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return -ENODEV; \
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return _name ## _isa_legacy_probe ( isa ); \
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} \
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static inline void \
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_name ## _isa_legacy_remove ( struct isa_device *isa ); \
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static const char _name ## _text[]; \
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struct isa_driver _name __isa_driver = { \
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.name = _name ## _text, \
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.probe_addrs = _probe_addrs, \
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.addr_count = ( sizeof ( _probe_addrs ) / \
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sizeof ( _probe_addrs[0] ) ), \
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.vendor_id = _vendor_id, \
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.prod_id = _prod_id, \
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.probe = _name ## _isa_legacy_probe_at_addr, \
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.remove = _name ## _isa_legacy_remove, \
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}; \
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REQUIRE_OBJECT ( isa );
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static inline void legacy_isa_set_drvdata ( void *hwdev, void *priv ) {
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isa_set_drvdata ( hwdev, priv );
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}
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static inline void * legacy_isa_get_drvdata ( void *hwdev ) {
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return isa_get_drvdata ( hwdev );
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}
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#undef DRIVER
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#define DRIVER(_name_text,_unused2,_unused3,_name,_probe,_disable) \
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static const char _name ## _text[] = _name_text; \
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static inline int \
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_name ## _probe ( struct nic *nic, void *hwdev ) { \
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return _probe ( nic, hwdev ); \
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} \
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static inline void \
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_name ## _disable ( struct nic *nic, void *hwdev ) { \
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void ( * _unsafe_disable ) () = _disable; \
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_unsafe_disable ( nic, hwdev ); \
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} \
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static inline int \
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_name ## _pci_legacy_probe ( struct pci_device *pci ) { \
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return legacy_probe ( pci, legacy_pci_set_drvdata, \
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&pci->dev, _name ## _probe, \
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_name ## _disable ); \
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} \
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static inline void \
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_name ## _pci_legacy_remove ( struct pci_device *pci ) { \
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return legacy_remove ( pci, legacy_pci_get_drvdata, \
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_name ## _disable ); \
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} \
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static inline int \
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_name ## _isapnp_legacy_probe ( struct isapnp_device *isapnp, \
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const struct isapnp_device_id *id __unused ) { \
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return legacy_probe ( isapnp, legacy_isapnp_set_drvdata, \
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&isapnp->dev, _name ## _probe, \
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_name ## _disable ); \
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} \
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static inline void \
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_name ## _isapnp_legacy_remove ( struct isapnp_device *isapnp ) { \
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return legacy_remove ( isapnp, legacy_isapnp_get_drvdata, \
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_name ## _disable ); \
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} \
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static inline int \
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_name ## _eisa_legacy_probe ( struct eisa_device *eisa, \
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const struct eisa_device_id *id __unused ) { \
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return legacy_probe ( eisa, legacy_eisa_set_drvdata, \
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&eisa->dev, _name ## _probe, \
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_name ## _disable ); \
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} \
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static inline void \
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_name ## _eisa_legacy_remove ( struct eisa_device *eisa ) { \
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return legacy_remove ( eisa, legacy_eisa_get_drvdata, \
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_name ## _disable ); \
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} \
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static inline int \
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_name ## _mca_legacy_probe ( struct mca_device *mca, \
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const struct mca_device_id *id __unused ) { \
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return legacy_probe ( mca, legacy_mca_set_drvdata, \
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&mca->dev, _name ## _probe, \
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_name ## _disable ); \
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} \
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static inline void \
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_name ## _mca_legacy_remove ( struct mca_device *mca ) { \
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return legacy_remove ( mca, legacy_mca_get_drvdata, \
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_name ## _disable ); \
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} \
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static inline int \
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_name ## _isa_legacy_probe ( struct isa_device *isa ) { \
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return legacy_probe ( isa, legacy_isa_set_drvdata, \
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&isa->dev, _name ## _probe, \
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_name ## _disable ); \
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} \
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static inline void \
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_name ## _isa_legacy_remove ( struct isa_device *isa ) { \
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return legacy_remove ( isa, legacy_isa_get_drvdata, \
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_name ## _disable ); \
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}
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#endif /* NIC_H */
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