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Updated to new device API.

This commit is contained in:
Michael Brown 2005-04-14 14:31:11 +00:00
parent 2e309f9eec
commit 72fe23a76e
3 changed files with 63 additions and 75 deletions

View File

@ -6,7 +6,6 @@
#include "eisa.h"
#include "isa.h"
#include "dev.h"
#include "io.h"
#include "timer.h"
#include "string.h"
@ -25,7 +24,6 @@
*/
struct t509_device {
char *magic; /* must be first */
struct dev *dev;
uint16_t id_port;
uint16_t ioaddr;
unsigned char current_tag;
@ -123,16 +121,11 @@ static inline int fill_t509_device ( struct t509_device *t509 ) {
uint16_t iobase;
/*
* If this is the start of the scan, find an id_port and clear
* all tag registers. Otherwise, tell already-found NICs not
* to respond.
* If this is the start of the scan, clear all tag registers.
* Otherwise, tell already-found NICs not to respond.
*
*/
if ( t509->current_tag == 0 ) {
if ( ! find_id_port ( t509 ) ) {
DBG ( "No ID port available for contention select\n" );
return 0;
}
outb ( 0xd0, t509->id_port );
} else {
outb ( 0xd8, t509->id_port ) ;
@ -165,43 +158,49 @@ static inline int fill_t509_device ( struct t509_device *t509 ) {
return 1;
}
/*
* Obtain a struct t509_device * from a struct dev *
*
* If dev has not previously been used for a PCI device scan, blank
* out struct t509_device
*/
static struct t509_device * t509_device ( struct dev *dev ) {
struct t509_device *t509 = dev->bus;
if ( t509->magic != t509_magic ) {
memset ( t509, 0, sizeof ( *t509 ) );
t509->magic = t509_magic;
}
t509->dev = dev;
return t509;
}
/*
* Find a t509 device matching the specified driver. ("Matching the
* specified driver" is, in this case, a no-op, but we want to
* preserve the common bus API).
*
* Called only once, so inlined for efficiency.
*
*/
static int find_t509_device ( struct t509_device *t509,
struct t509_driver *driver ) {
static inline int find_t509_device ( struct t509_device *t509,
struct t509_driver *driver __unused ) {
/* Initialise struct t509 if it's the first time it's been used. */
if ( t509->magic != t509_magic ) {
memset ( t509, 0, sizeof ( *t509 ) );
t509->magic = t509_magic;
if ( ! find_id_port ( t509 ) ) {
DBG ( "No ID port available for contention select\n" );
return 0;
}
}
/* Find the next t509 device */
if ( ! fill_t509_device ( t509 ) )
return 0;
/* Fill in dev structure, if present */
if ( t509->dev ) {
t509->dev->name = driver->name;
t509->dev->devid.bus_type = ISA_BUS_TYPE;
t509->dev->devid.vendor_id = MFG_ID;
t509->dev->devid.device_id = PROD_ID;
}
return 1;
}
/*
* Find the next T509 device that can be used to boot using the
* specified driver.
*
*/
int find_t509_boot_device ( struct dev *dev, struct t509_driver *driver ) {
struct t509_device *t509 = ( struct t509_device * )dev->bus;
if ( ! find_t509_device ( t509, driver ) )
return 0;
dev->name = driver->name;
dev->devid.bus_type = ISA_BUS_TYPE;
dev->devid.vendor_id = MFG_ID;
dev->devid.device_id = PROD_ID;
return 1;
}
@ -209,42 +208,28 @@ static int find_t509_device ( struct t509_device *t509,
* The ISA probe function
*
*/
static struct t509_driver el3_t509_driver = { "3c509 (ISA)" };
static int el3_t509_probe ( struct dev *dev ) {
static int el3_t509_probe ( struct dev *dev, struct t509_device *t509 ) {
struct nic *nic = nic_device ( dev );
struct t509_device *t509 = t509_device ( dev );
if ( ! find_t509_device ( t509, &el3_t509_driver ) )
return 0;
nic->ioaddr = t509->ioaddr;
nic->irqno = 0;
printf ( "3C5x9 board on ISA at %#hx - ", nic->ioaddr );
printf ( "3c509 board on ISA at %#hx - ", nic->ioaddr );
/* Hand off to generic t5x9 probe routine */
return t5x9_probe ( nic, ISA_PROD_ID ( PROD_ID ), ISA_PROD_ID_MASK );
}
BOOT_DRIVER ( "3c509", el3_t509_probe );
static struct t509_driver el3_t509_driver = { "3c509 (ISA)" };
BOOT_DRIVER ( "3c509", find_t509_boot_device, el3_t509_driver,
el3_t509_probe );
/*
* The 3c509 driver also supports EISA cards
* The EISA probe function
*
*/
static struct eisa_id el3_eisa_adapters[] = {
{ "3Com 3c509 EtherLink III (EISA)", MFG_ID, PROD_ID },
};
static struct eisa_driver el3_eisa_driver =
EISA_DRIVER ( "3c509 (EISA)", el3_eisa_adapters );
static int el3_eisa_probe ( struct dev *dev ) {
static int el3_eisa_probe ( struct dev *dev, struct eisa_device *eisa ) {
struct nic *nic = nic_device ( dev );
struct eisa_device *eisa = eisa_device ( dev );
if ( ! find_eisa_device ( eisa, &el3_eisa_driver ) )
return 0;
enable_eisa_device ( eisa );
nic->ioaddr = eisa->ioaddr;
@ -255,7 +240,15 @@ static int el3_eisa_probe ( struct dev *dev ) {
return t5x9_probe ( nic, ISA_PROD_ID ( PROD_ID ), ISA_PROD_ID_MASK );
}
BOOT_DRIVER ( "3c509 (EISA)", el3_eisa_probe );
static struct eisa_id el3_eisa_adapters[] = {
{ "3Com 3c509 EtherLink III (EISA)", MFG_ID, PROD_ID },
};
static struct eisa_driver el3_eisa_driver =
EISA_DRIVER ( "3c509 (EISA)", el3_eisa_adapters );
BOOT_DRIVER ( "3c509 (EISA)", find_eisa_boot_device, el3_eisa_driver,
el3_eisa_probe );
/*
* We currently build both ISA and EISA support into a single ROM

View File

@ -5,7 +5,7 @@
#include "etherboot.h"
#include "mca.h"
#include "isa.h"
#include "isa.h" /* for ISA_ROM */
#include "nic.h"
#include "3c509.h"
@ -44,6 +44,6 @@ static struct mca_id el3_mca_adapters[] = {
static struct mca_driver t529_driver
= MCA_DRIVER ( "3c529", el3_mca_adapters );
BOOT_DRIVER ( "3c529", find_mca_boot_device, &t529_driver, t529_probe );
BOOT_DRIVER ( "3c529", find_mca_boot_device, t529_driver, t529_probe );
ISA_ROM( "3c529", "3c529 == MCA 3c509" );

View File

@ -211,28 +211,15 @@ static struct nic_operations pnic_operations = {
.disable = pnic_disable,
};
static struct pci_id pnic_nics[] = {
/* genrules.pl doesn't let us use macros for PCI IDs...*/
PCI_ROM ( 0xfefe, 0xefef, "pnic", "Bochs Pseudo NIC Adaptor" ),
};
static struct pci_driver pnic_driver =
PCI_DRIVER ( "PNIC", pnic_nics, PCI_NO_CLASS );
/**************************************************************************
PROBE - Look for an adapter, this routine's visible to the outside
***************************************************************************/
static int pnic_probe ( struct dev *dev ) {
static int pnic_probe ( struct dev *dev, struct pci_device *pci ) {
struct nic *nic = nic_device ( dev );
struct pci_device *pci = pci_device ( dev );
uint16_t api_version;
uint16_t status;
/* Scan PCI bus for a PNIC device */
if ( ! find_pci_device ( pci, &pnic_driver ) )
return 0;
/* Retrieve relevant information about PCI device */
nic->ioaddr = pci->ioaddr;
nic->irqno = pci->irq;
@ -257,4 +244,12 @@ static int pnic_probe ( struct dev *dev ) {
return 1;
}
BOOT_DRIVER ( "PNIC", pnic_probe );
static struct pci_id pnic_nics[] = {
/* genrules.pl doesn't let us use macros for PCI IDs...*/
PCI_ROM ( 0xfefe, 0xefef, "pnic", "Bochs Pseudo NIC Adaptor" ),
};
static struct pci_driver pnic_driver =
PCI_DRIVER ( "PNIC", pnic_nics, PCI_NO_CLASS );
BOOT_DRIVER ( "PNIC", find_pci_boot_device, pnic_driver, pnic_probe );