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Annotation of cf/dev_c2691_eth.c, revision 1.1

1.1     ! root        1: /*  
        !             2:  * Cisco C2691 simulation platform.
        !             3:  * Copyright (c) 2006 Christophe Fillot ([email protected])
        !             4:  *
        !             5:  * Ethernet Network Modules.
        !             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 "dev_am79c971.h"
        !            22: #include "dev_nm_16esw.h"
        !            23: #include "dev_gt.h"
        !            24: #include "dev_c2691.h"
        !            25: 
        !            26: /* Multi-Ethernet NM with Am79c971 chips */
        !            27: struct nm_eth_data {
        !            28:    u_int nr_port;
        !            29:    struct am79c971_data *port[8];
        !            30: };
        !            31: 
        !            32: /*
        !            33:  * dev_c2691_nm_eth_init()
        !            34:  *
        !            35:  * Add an Ethernet Network Module into specified slot.
        !            36:  */
        !            37: static int dev_c2691_nm_eth_init(c2691_t *router,char *name,u_int nm_bay,
        !            38:                                  int nr_port,int interface_type,
        !            39:                                  const struct cisco_eeprom *eeprom)
        !            40: {
        !            41:    struct nm_eth_data *data;
        !            42:    int i;
        !            43: 
        !            44:    /* Allocate the private data structure */
        !            45:    if (!(data = malloc(sizeof(*data)))) {
        !            46:       fprintf(stderr,"%s: out of memory\n",name);
        !            47:       return(-1);
        !            48:    }
        !            49: 
        !            50:    memset(data,0,sizeof(*data));
        !            51:    data->nr_port = nr_port;
        !            52: 
        !            53:    /* Set the EEPROM */
        !            54:    c2691_nm_set_eeprom(router,nm_bay,eeprom);
        !            55: 
        !            56:    /* Create the AMD Am971c971 chip(s) */
        !            57:    for(i=0;i<data->nr_port;i++) {
        !            58:       data->port[i] = dev_am79c971_init(router->vm,name,interface_type,
        !            59:                                         router->nm_bay[nm_bay].pci_map,
        !            60:                                         6,C2691_NETIO_IRQ);
        !            61:    }
        !            62: 
        !            63:    /* Store device info into the router structure */
        !            64:    return(c2691_nm_set_drvinfo(router,nm_bay,data));
        !            65: }
        !            66: 
        !            67: /* Remove an Ethernet NM from the specified slot */
        !            68: static int dev_c2691_nm_eth_shutdown(c2691_t *router,u_int nm_bay) 
        !            69: {
        !            70:    struct c2691_nm_bay *bay;
        !            71:    struct nm_eth_data *data;
        !            72:    int i;
        !            73: 
        !            74:    if (!(bay = c2691_nm_get_info(router,nm_bay)))
        !            75:       return(-1);
        !            76: 
        !            77:    data = bay->drv_info;
        !            78: 
        !            79:    /* Remove the NM EEPROM */
        !            80:    c2691_nm_unset_eeprom(router,nm_bay);
        !            81: 
        !            82:    /* Remove the AMD Am79c971 chips */
        !            83:    for(i=0;i<data->nr_port;i++)
        !            84:       dev_am79c971_remove(data->port[i]);
        !            85: 
        !            86:    free(data);
        !            87:    return(0);
        !            88: }
        !            89: 
        !            90: /* Bind a Network IO descriptor */
        !            91: static int dev_c2691_nm_eth_set_nio(c2691_t *router,u_int nm_bay,
        !            92:                                     u_int port_id,netio_desc_t *nio)
        !            93: {
        !            94:    struct nm_eth_data *d;
        !            95: 
        !            96:    d = c2691_nm_get_drvinfo(router,nm_bay);
        !            97: 
        !            98:    if (!d || (port_id >= d->nr_port))
        !            99:       return(-1);
        !           100: 
        !           101:    dev_am79c971_set_nio(d->port[port_id],nio);
        !           102:    return(0);
        !           103: }
        !           104: 
        !           105: /* Unbind a Network IO descriptor */
        !           106: static int dev_c2691_nm_eth_unset_nio(c2691_t *router,u_int nm_bay,
        !           107:                                       u_int port_id)
        !           108: {
        !           109:    struct nm_eth_data *d;
        !           110: 
        !           111:    d = c2691_nm_get_drvinfo(router,nm_bay);
        !           112: 
        !           113:    if (!d || (port_id >= d->nr_port))
        !           114:       return(-1);
        !           115: 
        !           116:    dev_am79c971_unset_nio(d->port[port_id]);
        !           117:    return(0);
        !           118: }
        !           119: 
        !           120: /* ====================================================================== */
        !           121: /* NM-1FE-TX                                                              */
        !           122: /* ====================================================================== */
        !           123: 
        !           124: /*
        !           125:  * dev_c2691_nm_1fe_tx_init()
        !           126:  *
        !           127:  * Add a NM-1FE-TX Network Module into specified slot.
        !           128:  */
        !           129: static int dev_c2691_nm_1fe_tx_init(c2691_t *router,char *name,u_int nm_bay)
        !           130: {
        !           131:    return(dev_c2691_nm_eth_init(router,name,nm_bay,1,AM79C971_TYPE_100BASE_TX,
        !           132:                                 cisco_eeprom_find_nm("NM-1FE-TX")));
        !           133: }
        !           134: 
        !           135: /* ====================================================================== */
        !           136: /* NM-16ESW                                                               */
        !           137: /* ====================================================================== */
        !           138: 
        !           139: /* Add a NM-16ESW */
        !           140: static int dev_c2691_nm_16esw_init(c2691_t *router,char *name,u_int nm_bay)
        !           141: {
        !           142:    struct nm_16esw_data *data;
        !           143: 
        !           144:    /* Set the EEPROM */
        !           145:    c2691_nm_set_eeprom(router,nm_bay,cisco_eeprom_find_nm("NM-16ESW"));
        !           146:    dev_nm_16esw_burn_mac_addr(router->vm,nm_bay,
        !           147:                               &router->nm_bay[nm_bay].eeprom);
        !           148: 
        !           149:    /* Create the device */
        !           150:    data = dev_nm_16esw_init(router->vm,name,nm_bay,
        !           151:                             router->nm_bay[nm_bay].pci_map,
        !           152:                             6,C2691_NETIO_IRQ);
        !           153: 
        !           154:    /* Store device info into the router structure */
        !           155:    return(c2691_nm_set_drvinfo(router,nm_bay,data));
        !           156: }
        !           157: 
        !           158: /* Remove a NM-16ESW from the specified slot */
        !           159: static int dev_c2691_nm_16esw_shutdown(c2691_t *router,u_int nm_bay) 
        !           160: {
        !           161:    struct c2691_nm_bay *bay;
        !           162:    struct nm_16esw_data *data;
        !           163: 
        !           164:    if (!(bay = c2691_nm_get_info(router,nm_bay)))
        !           165:       return(-1);
        !           166: 
        !           167:    data = bay->drv_info;
        !           168: 
        !           169:    /* Remove the NM EEPROM */
        !           170:    c2691_nm_unset_eeprom(router,nm_bay);
        !           171: 
        !           172:    /* Remove the BCM5600 chip */
        !           173:    dev_nm_16esw_remove(data);
        !           174:    return(0);
        !           175: }
        !           176: 
        !           177: /* Bind a Network IO descriptor */
        !           178: static int dev_c2691_nm_16esw_set_nio(c2691_t *router,u_int nm_bay,
        !           179:                                       u_int port_id,netio_desc_t *nio)
        !           180: {
        !           181:    struct nm_16esw_data *d;
        !           182: 
        !           183:    d = c2691_nm_get_drvinfo(router,nm_bay);
        !           184:    dev_nm_16esw_set_nio(d,port_id,nio);
        !           185:    return(0);
        !           186: }
        !           187: 
        !           188: /* Unbind a Network IO descriptor */
        !           189: static int dev_c2691_nm_16esw_unset_nio(c2691_t *router,u_int nm_bay,
        !           190:                                         u_int port_id)
        !           191: {
        !           192:    struct nm_16esw_data *d;
        !           193: 
        !           194:    d = c2691_nm_get_drvinfo(router,nm_bay);
        !           195:    dev_nm_16esw_unset_nio(d,port_id);
        !           196:    return(0);
        !           197: }
        !           198: 
        !           199: /* Show debug info */
        !           200: static int dev_c2691_nm_16esw_show_info(c2691_t *router,u_int nm_bay)
        !           201: {
        !           202:    struct nm_16esw_data *d;
        !           203: 
        !           204:    d = c2691_nm_get_drvinfo(router,nm_bay);
        !           205:    dev_nm_16esw_show_info(d);
        !           206:    return(0);
        !           207: }
        !           208: 
        !           209: /* ====================================================================== */
        !           210: /* GT96100 - Integrated Ethernet ports                                    */
        !           211: /* ====================================================================== */
        !           212: 
        !           213: /* Initialize Ethernet part of the GT96100 controller */
        !           214: static int dev_c2691_gt96100_fe_init(c2691_t *router,char *name,u_int nm_bay)
        !           215: {
        !           216:    vm_obj_t *obj;
        !           217: 
        !           218:    if (nm_bay != 0) {
        !           219:       fprintf(stderr,"dev_c2691_gt96100_fe_init: bad slot specified.\n");
        !           220:       return(-1);
        !           221:    }
        !           222: 
        !           223:    if (!(obj = vm_object_find(router->vm,"gt96100"))) {
        !           224:       fprintf(stderr,"dev_c2691_gt96100_fe_init: unable to find "
        !           225:               "system controller!\n");
        !           226:       return(-1);
        !           227:    }
        !           228: 
        !           229:    /* Store device info into the router structure */
        !           230:    return(c2691_nm_set_drvinfo(router,0,obj->data));
        !           231: }
        !           232: 
        !           233: /* Nothing to do, we never remove the system controller */
        !           234: static int dev_c2691_gt96100_fe_shutdown(c2691_t *router,u_int nm_bay) 
        !           235: {   
        !           236:    return(0);
        !           237: }
        !           238: 
        !           239: /* Bind a Network IO descriptor */
        !           240: static int dev_c2691_gt96100_fe_set_nio(c2691_t *router,u_int nm_bay,
        !           241:                                         u_int port_id,netio_desc_t *nio)
        !           242: {
        !           243:    struct gt_data *d;
        !           244: 
        !           245:    if (!(d = c2691_nm_get_drvinfo(router,nm_bay)))
        !           246:       return(-1);
        !           247: 
        !           248:    dev_gt96100_set_nio(d,port_id,nio);
        !           249:    return(0);
        !           250: }
        !           251: 
        !           252: /* Unbind a Network IO descriptor */
        !           253: static int dev_c2691_gt96100_fe_unset_nio(c2691_t *router,u_int nm_bay,
        !           254:                                         u_int port_id)
        !           255: {
        !           256:    struct gt_data *d;
        !           257: 
        !           258:    if (!(d = c2691_nm_get_drvinfo(router,nm_bay)))
        !           259:       return(-1);
        !           260: 
        !           261:    dev_gt96100_unset_nio(d,port_id);
        !           262:    return(0);
        !           263: }
        !           264: 
        !           265: /* ====================================================================== */
        !           266: 
        !           267: /* NM-1FE-TX driver */
        !           268: struct c2691_nm_driver dev_c2691_nm_1fe_tx_driver = {
        !           269:    "NM-1FE-TX", 1, 0,
        !           270:    dev_c2691_nm_1fe_tx_init, 
        !           271:    dev_c2691_nm_eth_shutdown,
        !           272:    dev_c2691_nm_eth_set_nio,
        !           273:    dev_c2691_nm_eth_unset_nio,
        !           274:    NULL,
        !           275: };
        !           276: 
        !           277: /* NM-16ESW driver */
        !           278: struct c2691_nm_driver dev_c2691_nm_16esw_driver = {
        !           279:    "NM-16ESW", 1, 0,
        !           280:    dev_c2691_nm_16esw_init, 
        !           281:    dev_c2691_nm_16esw_shutdown,
        !           282:    dev_c2691_nm_16esw_set_nio,
        !           283:    dev_c2691_nm_16esw_unset_nio,
        !           284:    dev_c2691_nm_16esw_show_info,
        !           285: };
        !           286: 
        !           287: /* GT96100 FastEthernet integrated ports */
        !           288: struct c2691_nm_driver dev_c2691_gt96100_fe_driver = {
        !           289:    "GT96100-FE", 1, 0,
        !           290:    dev_c2691_gt96100_fe_init, 
        !           291:    dev_c2691_gt96100_fe_shutdown,
        !           292:    dev_c2691_gt96100_fe_set_nio,
        !           293:    dev_c2691_gt96100_fe_unset_nio,
        !           294:    NULL,
        !           295: };

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