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/* |
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* Cisco router simulation platform. |
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* Copyright (C) 2005,2006 Christophe Fillot. All rights reserved. |
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* |
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* Serial Interfaces (Mueslix). |
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* |
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* EEPROM types: |
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* - 0x0C: PA-4T+ |
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* - 0x0D: PA-8T-V35 |
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* - 0x0E: PA-8T-X21 |
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* - 0x0F: PA-8T-232 |
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* - 0x10: PA-2H (HSSI) |
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* - 0x40: PA-4E1G/120 |
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* |
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* It seems that the PA-8T is a combination of two PA-4T+. |
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* |
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* Note: "debug serial mueslix" gives more technical info. |
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*/ |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <unistd.h> |
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#include <errno.h> |
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#include <assert.h> |
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|
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#include "cpu.h" |
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#include "vm.h" |
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#include "dynamips.h" |
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#include "memory.h" |
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#include "device.h" |
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#include "net.h" |
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#include "net_io.h" |
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#include "ptask.h" |
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#include "dev_mueslix.h" |
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#include "dev_c7200.h" |
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|
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/* ====================================================================== */ |
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/* PA-4T+ */ |
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/* ====================================================================== */ |
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|
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/* |
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* dev_c7200_pa_4t_init() |
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* |
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* Add a PA-4T port adapter into specified slot. |
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*/ |
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static int dev_c7200_pa_4t_init(vm_instance_t *vm,struct cisco_card *card) |
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{ |
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struct mueslix_data *data; |
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u_int slot = card->slot_id; |
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|
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/* Set the PCI bus */ |
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card->pci_bus = vm->slots_pci_bus[slot]; |
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|
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/* Set the EEPROM */ |
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cisco_card_set_eeprom(vm,card,cisco_eeprom_find_pa("PA-4T+")); |
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c7200_set_slot_eeprom(VM_C7200(vm),slot,&card->eeprom); |
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|
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/* Create the Mueslix chip */ |
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data = dev_mueslix_init(vm,card->dev_name,1, |
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card->pci_bus,0, |
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c7200_net_irq_for_slot_port(slot,0)); |
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if (!data) return(-1); |
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|
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/* Store device info into the router structure */ |
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card->drv_info = data; |
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return(0); |
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} |
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|
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/* Remove a PA-4T+ from the specified slot */ |
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static int dev_c7200_pa_4t_shutdown(vm_instance_t *vm,struct cisco_card *card) |
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{ |
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/* Remove the PA EEPROM */ |
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cisco_card_unset_eeprom(card); |
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c7200_set_slot_eeprom(VM_C7200(vm),card->slot_id,NULL); |
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|
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/* Remove the Mueslix chip */ |
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dev_mueslix_remove(card->drv_info); |
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return(0); |
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} |
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|
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/* Bind a Network IO descriptor to a specific port */ |
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static int dev_c7200_pa_4t_set_nio(vm_instance_t *vm,struct cisco_card *card, |
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u_int port_id,netio_desc_t *nio) |
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{ |
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struct mueslix_data *data = card->drv_info; |
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|
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if (!data || (port_id >= MUESLIX_NR_CHANNELS)) |
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return(-1); |
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|
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return(dev_mueslix_set_nio(data,port_id,nio)); |
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} |
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|
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/* Unbind a Network IO descriptor to a specific port */ |
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static int dev_c7200_pa_4t_unset_nio(vm_instance_t *vm,struct cisco_card *card, |
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u_int port_id) |
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{ |
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struct mueslix_data *data = card->drv_info; |
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|
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if (!data || (port_id >= MUESLIX_NR_CHANNELS)) |
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return(-1); |
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|
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return(dev_mueslix_unset_nio(data,port_id)); |
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} |
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|
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/* PA-4T+ driver */ |
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struct cisco_card_driver dev_c7200_pa_4t_driver = { |
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"PA-4T+", 1, 0, |
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dev_c7200_pa_4t_init, |
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dev_c7200_pa_4t_shutdown, |
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NULL, |
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dev_c7200_pa_4t_set_nio, |
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dev_c7200_pa_4t_unset_nio, |
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}; |
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|
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/* ====================================================================== */ |
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/* PA-8T */ |
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/* ====================================================================== */ |
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|
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/* PA-8T data */ |
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struct pa8t_data { |
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struct mueslix_data *mueslix[2]; |
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}; |
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|
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/* |
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* dev_c7200_pa_8t_init() |
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* |
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* Add a PA-8T port adapter into specified slot. |
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*/ |
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static int dev_c7200_pa_8t_init(vm_instance_t *vm,struct cisco_card *card) |
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{ |
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struct pa8t_data *data; |
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u_int slot = card->slot_id; |
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|
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/* Allocate the private data structure for the PA-8T */ |
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if (!(data = malloc(sizeof(*data)))) { |
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vm_log(vm,"%s: out of memory\n",card->dev_name); |
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return(-1); |
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} |
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|
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/* Set the PCI bus */ |
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card->pci_bus = vm->slots_pci_bus[slot]; |
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|
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/* Set the EEPROM */ |
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cisco_card_set_eeprom(vm,card,cisco_eeprom_find_pa("PA-8T")); |
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c7200_set_slot_eeprom(VM_C7200(vm),slot,&card->eeprom); |
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|
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/* Create the 1st Mueslix chip */ |
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data->mueslix[0] = dev_mueslix_init(vm,card->dev_name,1, |
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card->pci_bus,0, |
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c7200_net_irq_for_slot_port(slot,0)); |
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if (!data->mueslix[0]) return(-1); |
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|
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/* Create the 2nd Mueslix chip */ |
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data->mueslix[1] = dev_mueslix_init(vm,card->dev_name,1, |
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card->pci_bus,1, |
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c7200_net_irq_for_slot_port(slot,1)); |
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if (!data->mueslix[1]) return(-1); |
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|
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/* Store device info into the router structure */ |
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card->drv_info = data; |
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return(0); |
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} |
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|
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/* Remove a PA-8T from the specified slot */ |
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static int dev_c7200_pa_8t_shutdown(vm_instance_t *vm,struct cisco_card *card) |
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{ |
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struct pa8t_data *data = card->drv_info; |
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|
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/* Remove the PA EEPROM */ |
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cisco_card_unset_eeprom(card); |
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c7200_set_slot_eeprom(VM_C7200(vm),card->slot_id,NULL); |
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|
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/* Remove the two Mueslix chips */ |
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dev_mueslix_remove(data->mueslix[0]); |
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dev_mueslix_remove(data->mueslix[1]); |
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free(data); |
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return(0); |
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} |
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|
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/* Bind a Network IO descriptor to a specific port */ |
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static int dev_c7200_pa_8t_set_nio(vm_instance_t *vm,struct cisco_card *card, |
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u_int port_id,netio_desc_t *nio) |
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{ |
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struct pa8t_data *d = card->drv_info; |
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|
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if (!d || (port_id >= (MUESLIX_NR_CHANNELS*2))) |
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return(-1); |
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|
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return(dev_mueslix_set_nio(d->mueslix[port_id>>2],(port_id&0x03),nio)); |
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} |
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|
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/* Bind a Network IO descriptor to a specific port */ |
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static int dev_c7200_pa_8t_unset_nio(vm_instance_t *vm,struct cisco_card *card, |
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u_int port_id) |
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{ |
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struct pa8t_data *d = card->drv_info; |
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|
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if (!d || (port_id >= (MUESLIX_NR_CHANNELS*2))) |
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return(-1); |
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|
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return(dev_mueslix_unset_nio(d->mueslix[port_id>>2],port_id&0x03)); |
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} |
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|
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/* PA-8T driver */ |
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struct cisco_card_driver dev_c7200_pa_8t_driver = { |
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"PA-8T", 1, 0, |
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dev_c7200_pa_8t_init, |
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dev_c7200_pa_8t_shutdown, |
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NULL, |
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dev_c7200_pa_8t_set_nio, |
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dev_c7200_pa_8t_unset_nio, |
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}; |