2 * UDI Ne2000 NIC Driver
3 * By John Hodge (thePowersGang)
10 #include "ne2000_common.h"
29 #define NE2K_NUM_INTR_EVENT_CBS 4
32 // --- Programmed IO ---
33 #include "ne2000_pio.h"
37 void ne2k_usage_ind(udi_usage_cb_t *cb, udi_ubit8_t resource_level)
39 ne2k_rdata_t *rdata = UDI_GCB(cb)->context;
41 rdata->rx_next_page = NE2K_RX_FIRST_PG;
45 void ne2k_enumerate_req(udi_enumerate_cb_t *cb, udi_ubit8_t enumeration_level)
47 ne2k_rdata_t *rdata = UDI_GCB(cb)->context;
48 udi_instance_attr_list_t *attr_list = cb->attr_list;
50 switch(enumeration_level)
52 case UDI_ENUMERATE_START:
53 case UDI_ENUMERATE_START_RESCAN:
54 // Emit the ND binding
55 DPT_SET_ATTR32(attr_list, "if_num", 0);
57 DPT_SET_ATTR_STRING(attr_list, "if_media", "eth", 3);
59 NE2K_SET_ATTR_STRFMT(attr_list, "identifier", 2*6+1, "%02X%02X%02X%02X%02X%02X",
60 rdata->macaddr[0], rdata->macaddr[1], rdata->macaddr[2],
61 rdata->macaddr[3], rdata->macaddr[4], rdata->macaddr[5] );
63 cb->attr_valid_length = attr_list - cb->attr_list;
64 udi_enumerate_ack(cb, UDI_ENUMERATE_OK, NE2K_OPS_CTRL);
66 case UDI_ENUMERATE_NEXT:
67 udi_enumerate_ack(cb, UDI_ENUMERATE_DONE, 0);
71 void ne2k_devmgmt_req(udi_mgmt_cb_t *cb, udi_ubit8_t mgmt_op, udi_ubit8_t parent_ID)
74 void ne2k_final_cleanup_req(udi_mgmt_cb_t *cb)
78 void ne2k_bus_dev_channel_event_ind(udi_channel_event_cb_t *cb)
80 udi_cb_t *gcb = UDI_GCB(cb);
81 ne2k_rdata_t *rdata = gcb->context;
85 case UDI_CHANNEL_CLOSED:
87 case UDI_CHANNEL_BOUND: {
88 rdata->active_cb = gcb;
89 udi_bus_bind_cb_t *bus_bind_cb = UDI_MCB(cb->params.parent_bound.bind_cb, udi_bus_bind_cb_t);
90 udi_bus_bind_req( bus_bind_cb );
91 // continue at ne2k_bus_dev_bus_bind_ack
95 void ne2k_bus_dev_bus_bind_ack(udi_bus_bind_cb_t *cb,
96 udi_dma_constraints_t dma_constraints, udi_ubit8_t perferred_endianness, udi_status_t status)
98 udi_cb_t *gcb = UDI_GCB(cb);
99 ne2k_rdata_t *rdata = gcb->context;
101 // Set up PIO handles
102 rdata->init.pio_index = -1;
103 ne2k_bus_dev_bind__pio_map(gcb, UDI_NULL_PIO_HANDLE);
105 void ne2k_bus_dev_bind__pio_map(udi_cb_t *gcb, udi_pio_handle_t new_pio_handle)
107 ne2k_rdata_t *rdata = gcb->context;
109 if( rdata->init.pio_index != (udi_index_t)-1 )
111 rdata->pio_handles[rdata->init.pio_index] = new_pio_handle;
112 udi_debug_printf("PIO %i = %p\n", rdata->init.pio_index, new_pio_handle);
114 rdata->init.pio_index ++;
115 if( rdata->init.pio_index < NE2K_NUM_PIO_OPS )
117 udi_pio_map(ne2k_bus_dev_bind__pio_map, gcb,
118 UDI_PCI_BAR_0, 0, 0x20,
119 ne2k_pio_ops[rdata->init.pio_index].trans_list,
120 ne2k_pio_ops[rdata->init.pio_index].list_length,
121 UDI_PIO_LITTLE_ENDIAN, 0, 0
126 // Next: Bind interrupt
127 // - spawn_idx = Interrupt number (0)
128 udi_channel_spawn(ne2k_bus_dev_bind__intr_chanel, gcb, gcb->channel,
129 0, NE2K_OPS_IRQ, rdata);
132 void ne2k_bus_dev_bind__intr_chanel(udi_cb_t *gcb, udi_channel_t new_channel)
134 ne2k_rdata_t *rdata = gcb->context;
136 rdata->interrupt_channel = new_channel;
138 udi_cb_alloc(ne2k_bus_dev_bind__intr_attach, gcb, NE2K_CB_INTR, gcb->channel);
141 void ne2k_bus_dev_bind__intr_attach(udi_cb_t *gcb, udi_cb_t *new_cb)
143 ne2k_rdata_t *rdata = gcb->context;
147 udi_channel_event_complete( UDI_MCB(rdata->active_cb, udi_channel_event_cb_t),
148 UDI_STAT_RESOURCE_UNAVAIL );
151 udi_intr_attach_cb_t *intr_cb = UDI_MCB(new_cb, udi_intr_attach_cb_t);
152 intr_cb->interrupt_idx = 0;
153 intr_cb->min_event_pend = 2;
154 intr_cb->preprocessing_handle = rdata->pio_handles[NE2K_PIO_IRQACK];
155 udi_intr_attach_req(intr_cb);
156 // continued in ne2k_bus_dev_intr_attach_ack
158 void ne2k_bus_dev_bus_unbind_ack(udi_bus_bind_cb_t *cb)
161 void ne2k_bus_dev_intr_attach_ack(udi_intr_attach_cb_t *intr_attach_cb, udi_status_t status)
163 udi_cb_t *gcb = UDI_GCB(intr_attach_cb);
164 ne2k_rdata_t *rdata = gcb->context;
165 // continuing from ne2k_bus_dev_bind__intr_attach
166 if( status != UDI_OK ) {
168 udi_cb_free( UDI_GCB(intr_attach_cb) );
172 rdata->intr_attach_cb = intr_attach_cb;
174 rdata->init.n_intr_event_cb = 0;
175 udi_cb_alloc(ne2k_bus_dev_bind__intr_event_cb, gcb, NE2K_CB_INTR_EVENT, rdata->interrupt_channel);
178 void ne2k_bus_dev_bind__intr_event_cb(udi_cb_t *gcb, udi_cb_t *new_cb)
180 ne2k_rdata_t *rdata = gcb->context;
182 udi_intr_event_cb_t *intr_event_cb = UDI_MCB(new_cb, udi_intr_event_cb_t);
183 udi_intr_event_rdy(intr_event_cb);
184 rdata->init.n_intr_event_cb ++;
186 if( rdata->init.n_intr_event_cb < NE2K_NUM_INTR_EVENT_CBS )
188 udi_cb_alloc(ne2k_bus_dev_bind__intr_event_cb, gcb,
189 NE2K_CB_INTR_EVENT, rdata->interrupt_channel);
194 udi_pio_trans(ne2k_bus_dev_bind__card_reset, gcb,
195 rdata->pio_handles[NE2K_PIO_RESET], 0, NULL, &rdata->macaddr);
199 void ne2k_bus_dev_bind__card_reset(udi_cb_t *gcb, udi_buf_t *new_buf, udi_status_t status, udi_ubit16_t result)
201 ne2k_rdata_t *rdata = gcb->context;
203 udi_channel_event_complete( UDI_MCB(rdata->active_cb, udi_channel_event_cb_t), UDI_OK );
206 void ne2k_bus_dev_intr_detach_ack(udi_intr_detach_cb_t *intr_detach_cb)
210 void ne2k_nd_ctrl_channel_event_ind(udi_channel_event_cb_t *cb)
213 void ne2k_nd_ctrl_bind_req(udi_nic_bind_cb_t *cb, udi_index_t tx_chan_index, udi_index_t rx_chan_index)
215 udi_cb_t *gcb = UDI_GCB(cb);
216 ne2k_rdata_t *rdata = gcb->context;
217 rdata->init.rx_chan_index = rx_chan_index;
218 udi_channel_spawn(ne2k_nd_ctrl_bind__tx_chan_ok, gcb, gcb->channel, tx_chan_index, NE2K_OPS_TX, rdata);
221 void ne2k_nd_ctrl_bind__tx_chan_ok(udi_cb_t *gcb, udi_channel_t new_channel)
223 ne2k_rdata_t *rdata = gcb->context;
224 rdata->tx_channel = new_channel;
225 udi_channel_spawn(ne2k_nd_ctrl_bind__rx_chan_ok, gcb, gcb->channel,
226 rdata->init.rx_chan_index, NE2K_OPS_RX, rdata);
229 void ne2k_nd_ctrl_bind__rx_chan_ok(udi_cb_t *gcb, udi_channel_t new_channel)
231 ne2k_rdata_t *rdata = gcb->context;
232 rdata->rx_channel = new_channel;
234 udi_nic_bind_cb_t *cb = UDI_MCB(gcb, udi_nic_bind_cb_t);
235 cb->media_type = UDI_NIC_ETHER;
236 cb->min_pdu_size = 0;
237 cb->max_pdu_size = 0;
238 cb->rx_hw_threshold = 2;
239 cb->capabilities = 0;
240 cb->max_perfect_multicast = 0;
241 cb->max_total_multicast = 0;
242 cb->mac_addr_len = 6;
243 memcpy(cb->mac_addr, rdata->macaddr, 6);
244 udi_nsr_bind_ack( cb, UDI_OK );
247 void ne2k_nd_ctrl_unbind_req(udi_nic_cb_t *cb)
250 void ne2k_nd_ctrl_enable_req(udi_nic_cb_t *cb)
252 udi_cb_t *gcb = UDI_GCB(cb);
253 ne2k_rdata_t *rdata = gcb->context;
254 udi_pio_trans(ne2k_nd_ctrl_enable_req__trans_done, gcb,
255 rdata->pio_handles[NE2K_PIO_ENABLE], 0, NULL, NULL);
257 void ne2k_nd_ctrl_enable_req__trans_done(udi_cb_t *gcb, udi_buf_t *new_buf, udi_status_t status, udi_ubit16_t res)
259 udi_nsr_enable_ack( UDI_MCB(gcb, udi_nic_cb_t), status );
261 void ne2k_nd_ctrl_disable_req(udi_nic_cb_t *cb)
264 void ne2k_nd_ctrl_ctrl_req(udi_nic_ctrl_cb_t *cb)
267 void ne2k_nd_ctrl_info_req(udi_nic_info_cb_t *cb, udi_boolean_t reset_statistics)
271 void ne2k_bus_irq_channel_event_ind(udi_channel_event_cb_t *cb)
274 void ne2k_bus_irq_intr_event_ind(udi_intr_event_cb_t *cb, udi_ubit8_t flags)
276 udi_debug_printf("ne2k_bus_irq_intr_event_ind: flags=%x, intr_result=%x\n",
277 flags, cb->intr_result);
278 if( cb->intr_result & 0x01 )
280 ne2k_intr__rx_ok( UDI_GCB(cb) );
282 if( cb->intr_result & 0x40 )
284 // ne2k_intr__rdma( UDI_GCB(cb) );
287 udi_intr_event_rdy(cb);
290 // === Definition structures ===
291 udi_mgmt_ops_t ne2k_mgmt_ops = {
295 ne2k_final_cleanup_req
297 udi_ubit8_t ne2k_mgmt_op_flags[4] = {0,0,0,0};
298 udi_bus_device_ops_t ne2k_bus_dev_ops = {
299 ne2k_bus_dev_channel_event_ind,
300 ne2k_bus_dev_bus_bind_ack,
301 ne2k_bus_dev_bus_unbind_ack,
302 ne2k_bus_dev_intr_attach_ack,
303 ne2k_bus_dev_intr_detach_ack
305 udi_ubit8_t ne2k_bus_dev_ops_flags[5] = {0};
306 udi_nd_ctrl_ops_t ne2k_nd_ctrl_ops = {
307 ne2k_nd_ctrl_channel_event_ind,
308 ne2k_nd_ctrl_bind_req,
309 ne2k_nd_ctrl_unbind_req,
310 ne2k_nd_ctrl_enable_req,
311 ne2k_nd_ctrl_disable_req,
312 ne2k_nd_ctrl_ctrl_req,
313 ne2k_nd_ctrl_info_req
315 udi_ubit8_t ne2k_nd_ctrl_ops_flags[7] = {0};
316 udi_nd_tx_ops_t ne2k_nd_tx_ops = {
317 ne2k_nd_tx_channel_event_ind,
319 ne2k_nd_tx_exp_tx_req
321 udi_ubit8_t ne2k_nd_tx_ops_flags[3] = {0};
322 udi_nd_rx_ops_t ne2k_nd_rx_ops = {
323 ne2k_nd_rx_channel_event_ind,
326 udi_ubit8_t ne2k_nd_rx_ops_flags[2] = {0};
327 udi_intr_handler_ops_t ne2k_bus_irq_ops = {
328 ne2k_bus_irq_channel_event_ind,
329 ne2k_bus_irq_intr_event_ind
331 udi_ubit8_t ne2k_bus_irq_ops_flags[2] = {0};
333 udi_primary_init_t ne2k_pri_init = {
334 .mgmt_ops = &ne2k_mgmt_ops,
335 .mgmt_op_flags = ne2k_mgmt_op_flags,
336 .mgmt_scratch_requirement = 0,
337 .enumeration_attr_list_length = 4,
338 .rdata_size = sizeof(ne2k_rdata_t),
339 .child_data_size = 0,
340 .per_parent_paths = 0
342 udi_ops_init_t ne2k_ops_list[] = {
344 NE2K_OPS_DEV, NE2K_META_BUS, UDI_BUS_DEVICE_OPS_NUM,
346 (udi_ops_vector_t*)&ne2k_bus_dev_ops,
347 ne2k_bus_dev_ops_flags
350 NE2K_OPS_CTRL, NE2K_META_NIC, UDI_ND_CTRL_OPS_NUM,
352 (udi_ops_vector_t*)&ne2k_nd_ctrl_ops,
353 ne2k_nd_ctrl_ops_flags
356 NE2K_OPS_TX, NE2K_META_NIC, UDI_ND_TX_OPS_NUM,
358 (udi_ops_vector_t*)&ne2k_nd_tx_ops,
362 NE2K_OPS_RX, NE2K_META_NIC, UDI_ND_RX_OPS_NUM,
364 (udi_ops_vector_t*)&ne2k_nd_rx_ops,
368 NE2K_OPS_IRQ, NE2K_META_BUS, UDI_BUS_INTR_HANDLER_OPS_NUM,
370 (udi_ops_vector_t*)&ne2k_bus_irq_ops,
371 ne2k_bus_irq_ops_flags
375 udi_cb_init_t ne2k_cb_init_list[] = {
376 {NE2K_CB_BUS_BIND, NE2K_META_BUS, UDI_BUS_BIND_CB_NUM, 0, 0,NULL},
377 {NE2K_CB_INTR, NE2K_META_BUS, UDI_BUS_INTR_ATTACH_CB_NUM, 0, 0,NULL},
378 {NE2K_CB_INTR_EVENT, NE2K_META_BUS, UDI_BUS_INTR_EVENT_CB_NUM, 0, 0,NULL},
381 const udi_init_t udi_init_info = {
382 .primary_init_info = &ne2k_pri_init,
383 .ops_init_list = ne2k_ops_list,
384 .cb_init_list = ne2k_cb_init_list,