Source to ./dev_c3745_eth.c
/*
* Cisco C3745 simulation platform.
* Copyright (c) 2006 Christophe Fillot ([email protected])
*
* Ethernet Network Modules.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <unistd.h>
#include <time.h>
#include <errno.h>
#include <assert.h>
#include "utils.h"
#include "net.h"
#include "net_io.h"
#include "ptask.h"
#include "dev_am79c971.h"
#include "dev_nm_16esw.h"
#include "dev_gt.h"
#include "dev_c3745.h"
/* Multi-Ethernet NM with Am79c971 chips */
struct nm_eth_data {
u_int nr_port;
struct am79c971_data *port[8];
};
/* Return sub-slot info for integrated WIC slots (on motherboard) */
static int dev_c3745_mb_get_sub_info(vm_instance_t *vm,struct cisco_card *card,
u_int port_id,
struct cisco_card_driver ***drv_array,
u_int *subcard_type)
{
/* 3 integrated WIC slots */
if ((port_id & 0x0F) >= 3)
return(-1);
*drv_array = dev_c3745_mb_wic_drivers;
*subcard_type = CISCO_CARD_TYPE_WIC;
return(0);
}
/*
* dev_c3745_nm_eth_init()
*
* Add an Ethernet Network Module into specified slot.
*/
static int dev_c3745_nm_eth_init(vm_instance_t *vm,struct cisco_card *card,
int nr_port,int interface_type,
const struct cisco_eeprom *eeprom)
{
struct nm_eth_data *data;
u_int slot = card->slot_id;
int i;
/* Allocate the private data structure */
if (!(data = malloc(sizeof(*data)))) {
vm_error(vm,"%s: out of memory.\n",card->dev_name);
return(-1);
}
memset(data,0,sizeof(*data));
data->nr_port = nr_port;
/* Set the PCI bus */
card->pci_bus = vm->slots_pci_bus[slot];
/* Set the EEPROM */
cisco_card_set_eeprom(vm,card,eeprom);
c3745_set_slot_eeprom(VM_C3745(vm),slot,&card->eeprom);
/* Create the AMD Am971c971 chip(s) */
for(i=0;i<data->nr_port;i++) {
data->port[i] = dev_am79c971_init(vm,card->dev_name,interface_type,
card->pci_bus,0,
c3745_net_irq_for_slot_port(slot,0));
}
/* Store device info into the router structure */
card->drv_info = data;
return(0);
}
/* Remove an Ethernet NM from the specified slot */
static int dev_c3745_nm_eth_shutdown(vm_instance_t *vm,struct cisco_card *card)
{
struct nm_eth_data *data = card->drv_info;
int i;
/* Remove the NM EEPROM */
cisco_card_unset_eeprom(card);
c3745_set_slot_eeprom(VM_C3745(vm),card->slot_id,NULL);
/* Remove the AMD Am79c971 chips */
for(i=0;i<data->nr_port;i++)
dev_am79c971_remove(data->port[i]);
free(data);
return(0);
}
/* Bind a Network IO descriptor */
static int dev_c3745_nm_eth_set_nio(vm_instance_t *vm,struct cisco_card *card,
u_int port_id,netio_desc_t *nio)
{
struct nm_eth_data *d = card->drv_info;
if (!d || (port_id >= d->nr_port))
return(-1);
dev_am79c971_set_nio(d->port[port_id],nio);
return(0);
}
/* Unbind a Network IO descriptor */
static int dev_c3745_nm_eth_unset_nio(vm_instance_t *vm,
struct cisco_card *card,
u_int port_id)
{
struct nm_eth_data *d = card->drv_info;
if (!d || (port_id >= d->nr_port))
return(-1);
dev_am79c971_unset_nio(d->port[port_id]);
return(0);
}
/* ====================================================================== */
/* NM-1FE-TX */
/* ====================================================================== */
/*
* dev_c3745_nm_1fe_tx_init()
*
* Add a NM-1FE-TX Network Module into specified slot.
*/
static int dev_c3745_nm_1fe_tx_init(vm_instance_t *vm,struct cisco_card *card)
{
return(dev_c3745_nm_eth_init(vm,card,1,AM79C971_TYPE_100BASE_TX,
cisco_eeprom_find_nm("NM-1FE-TX")));
}
/* ====================================================================== */
/* ESW cards, common part */
/* ====================================================================== */
/* Remove a ESW NM from the specified slot */
static int dev_c3745_nm_esw_shutdown(vm_instance_t *vm,struct cisco_card *card)
{
struct esw_data *data = card->drv_info;
/* Remove the NM EEPROM */
cisco_card_unset_eeprom(card);
c3745_set_slot_eeprom(VM_C3745(vm),card->slot_id,NULL);
/* Remove the BCM5600 chip */
esw_remove(data);
return(0);
}
/* Bind a Network IO descriptor */
static int
dev_c3745_nm_esw_set_nio(vm_instance_t *vm,struct cisco_card *card,
u_int port_id,netio_desc_t *nio)
{
struct esw_data *d = card->drv_info;
esw_set_nio(d,port_id,nio);
return(0);
}
/* Unbind a Network IO descriptor */
static int dev_c3745_nm_esw_unset_nio(vm_instance_t *vm,
struct cisco_card *card,
u_int port_id)
{
struct esw_data *d = card->drv_info;
esw_unset_nio(d,port_id);
return(0);
}
/* Show debug info */
static int
dev_c3745_nm_esw_show_info(vm_instance_t *vm,struct cisco_card *card)
{
struct esw_data *d = card->drv_info;
esw_show_info(d);
return(0);
}
/* ====================================================================== */
/* NM-16ESW */
/* ====================================================================== */
/* Add a NM-16ESW */
static int dev_c3745_nm_16esw_init(vm_instance_t *vm,struct cisco_card *card)
{
struct esw_data *data;
u_int slot = card->slot_id;
/* Set the PCI bus */
card->pci_bus = vm->slots_pci_bus[slot];
/* Set the EEPROM */
cisco_card_set_eeprom(vm,card,cisco_eeprom_find_nm("NM-16ESW"));
esw_burn_mac_addr(vm,slot,&card->eeprom);
c3745_set_slot_eeprom(VM_C3745(vm),slot,&card->eeprom);
/* Create the device */
data = dev_nm_16esw_init(vm,card->dev_name,slot,card->pci_bus,0,
c3745_net_irq_for_slot_port(slot,0));
/* Store device info into the router structure */
card->drv_info = data;
return(0);
}
/* ====================================================================== */
/* NMD-36ESW */
/* ====================================================================== */
/* Add a NMD-36ESW */
static int dev_c3745_nmd_36esw_init(vm_instance_t *vm,struct cisco_card *card)
{
struct esw_data *data;
u_int slot = card->slot_id;
/* Set the PCI bus */
card->pci_bus = vm->slots_pci_bus[slot];
/* Set the EEPROM */
cisco_card_set_eeprom(vm,card,cisco_eeprom_find_nm("NMD-36ESW"));
esw_burn_mac_addr(vm,slot,&card->eeprom);
c3745_set_slot_eeprom(VM_C3745(vm),slot,&card->eeprom);
/* Create the device */
data = dev_nmd_36esw_init(vm,card->dev_name,slot,card->pci_bus,0,
c3745_net_irq_for_slot_port(slot,0));
/* Store device info into the router structure */
card->drv_info = data;
return(0);
}
/* ====================================================================== */
/* GT96100 - Integrated Ethernet ports */
/* ====================================================================== */
/* Initialize Ethernet part of the GT96100 controller */
static int dev_c3745_gt96100_fe_init(vm_instance_t *vm,struct cisco_card *card)
{
if (card->slot_id != 0) {
vm_error(vm,"dev_c3745_gt96100_fe_init: bad slot %u specified.\n",
card->slot_id);
return(-1);
}
/* Store device info into the router structure */
card->drv_info = VM_C3745(vm)->gt_data;
return(0);
}
/* Nothing to do, we never remove the system controller */
static int
dev_c3745_gt96100_fe_shutdown(vm_instance_t *vm,struct cisco_card *card)
{
return(0);
}
/* Bind a Network IO descriptor */
static int
dev_c3745_gt96100_fe_set_nio(vm_instance_t *vm,struct cisco_card *card,
u_int port_id,netio_desc_t *nio)
{
struct gt_data *d = card->drv_info;
dev_gt96100_eth_set_nio(d,port_id,nio);
return(0);
}
/* Unbind a Network IO descriptor */
static int dev_c3745_gt96100_fe_unset_nio(vm_instance_t *vm,
struct cisco_card *card,
u_int port_id)
{
struct gt_data *d = card->drv_info;
dev_gt96100_eth_unset_nio(d,port_id);
return(0);
}
/* ====================================================================== */
/* NM-1FE-TX driver */
struct cisco_card_driver dev_c3745_nm_1fe_tx_driver = {
"NM-1FE-TX", 1, 0,
dev_c3745_nm_1fe_tx_init,
dev_c3745_nm_eth_shutdown,
NULL,
dev_c3745_nm_eth_set_nio,
dev_c3745_nm_eth_unset_nio,
NULL,
};
/* NM-16ESW driver */
struct cisco_card_driver dev_c3745_nm_16esw_driver = {
"NM-16ESW", 1, 0,
dev_c3745_nm_16esw_init,
dev_c3745_nm_esw_shutdown,
NULL,
dev_c3745_nm_esw_set_nio,
dev_c3745_nm_esw_unset_nio,
dev_c3745_nm_esw_show_info,
};
/* NMD-36ESW driver */
struct cisco_card_driver dev_c3745_nmd_36esw_driver = {
"NMD-36ESW", 1, 0,
dev_c3745_nmd_36esw_init,
dev_c3745_nm_esw_shutdown,
NULL,
dev_c3745_nm_esw_set_nio,
dev_c3745_nm_esw_unset_nio,
dev_c3745_nm_esw_show_info,
};
/* GT96100 FastEthernet integrated ports */
struct cisco_card_driver dev_c3745_gt96100_fe_driver = {
"GT96100-FE", 1, 2,
dev_c3745_gt96100_fe_init,
dev_c3745_gt96100_fe_shutdown,
dev_c3745_mb_get_sub_info,
dev_c3745_gt96100_fe_set_nio,
dev_c3745_gt96100_fe_unset_nio,
NULL,
};