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Annotation of cf/dev_c3745_pcmod.c, revision 1.1

1.1     ! root        1: /*  
        !             2:  * Cisco router simulation platform.
        !             3:  * Copyright (c) 2007 Christophe Fillot ([email protected])
        !             4:  *
        !             5:  * PC Modules NM (NM-NAM, NM-CIDS, ...) for c3745 platforms.
        !             6:  */
        !             7: 
        !             8: #include <stdio.h>
        !             9: #include <stdlib.h>
        !            10: #include <string.h>
        !            11: #include <stdarg.h>
        !            12: #include <unistd.h>
        !            13: #include <time.h>
        !            14: #include <errno.h>
        !            15: #include <assert.h>
        !            16: 
        !            17: #include "utils.h"
        !            18: #include "net.h"
        !            19: #include "net_io.h"
        !            20: #include "ptask.h"
        !            21: #include "vm.h"
        !            22: #include "dev_i8255x.h"
        !            23: #include "dev_c3745.h"
        !            24: 
        !            25: /* Initialize a NM PC module in the specified slot */
        !            26: static int dev_c3745_pcmod_init(vm_instance_t *vm,struct cisco_card *card)
        !            27: {
        !            28:  
        !            29:    struct i8255x_data *data;
        !            30:    u_int slot = card->slot_id;
        !            31:  
        !            32:    /* Set the PCI bus */
        !            33:    card->pci_bus = vm->slots_pci_bus[slot];
        !            34: 
        !            35:    /* Set the EEPROM */
        !            36:    cisco_card_set_eeprom(vm,card,cisco_eeprom_find_nm(card->driver->dev_type));
        !            37:    c3745_set_slot_eeprom(VM_C3745(vm),slot,&card->eeprom);
        !            38: 
        !            39:    /* Create the Intel i8255x chip */
        !            40:    data = dev_i8255x_init(vm,card->dev_name,0,
        !            41:                           card->pci_bus,0,
        !            42:                           c3745_net_irq_for_slot_port(slot,0));
        !            43: 
        !            44:    /* Store device info into the router structure */
        !            45:    card->drv_info = data;
        !            46:    return(0);
        !            47: }
        !            48: 
        !            49: /* Remove a NM PC module from the specified slot */
        !            50: static int dev_c3745_pcmod_shutdown(vm_instance_t *vm,struct cisco_card *card)
        !            51: {
        !            52:    struct i8255x_data *data = card->drv_info;
        !            53: 
        !            54:    /* Remove the NM EEPROM */
        !            55:    cisco_card_unset_eeprom(card);
        !            56:    c3745_set_slot_eeprom(VM_C3745(vm),card->slot_id,NULL);
        !            57: 
        !            58:    /* Remove the Intel i2855x chip */
        !            59:    dev_i8255x_remove(data);
        !            60:    return(0);
        !            61: }
        !            62: 
        !            63: /* Bind a Network IO descriptor */
        !            64: static int dev_c3745_pcmod_set_nio(vm_instance_t *vm,struct cisco_card *card,
        !            65:                                    u_int port_id,netio_desc_t *nio)
        !            66: {
        !            67:    struct i8255x_data *d = card->drv_info;
        !            68: 
        !            69:    if (!d || (port_id != 0))
        !            70:       return(-1);
        !            71: 
        !            72:    dev_i8255x_set_nio(d,nio);
        !            73:    return(0);
        !            74: }
        !            75: 
        !            76: /* Unbind a Network IO descriptor */
        !            77: static int dev_c3745_pcmod_unset_nio(vm_instance_t *vm,struct cisco_card *card,
        !            78:                                      u_int port_id)
        !            79: {
        !            80:    struct i8255x_data *d = card->drv_info;
        !            81: 
        !            82:    if (!d || (port_id != 0))
        !            83:       return(-1);
        !            84: 
        !            85:    dev_i8255x_unset_nio(d);
        !            86:    return(0);
        !            87: }
        !            88: 
        !            89: /* NM-NAM driver */
        !            90: struct cisco_card_driver dev_c3745_nm_nam_driver = {
        !            91:    "NM-NAM", 0, 0,
        !            92:    dev_c3745_pcmod_init, 
        !            93:    dev_c3745_pcmod_shutdown, 
        !            94:    NULL,
        !            95:    dev_c3745_pcmod_set_nio,
        !            96:    dev_c3745_pcmod_unset_nio,
        !            97:    NULL,
        !            98: };
        !            99: 
        !           100: /* NM-CIDS driver */
        !           101: struct cisco_card_driver dev_c3745_nm_cids_driver = {
        !           102:    "NM-CIDS", 0, 0,
        !           103:    dev_c3745_pcmod_init, 
        !           104:    dev_c3745_pcmod_shutdown, 
        !           105:    NULL,
        !           106:    dev_c3745_pcmod_set_nio,
        !           107:    dev_c3745_pcmod_unset_nio,
        !           108:    NULL,
        !           109: };

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