2 * UDI Ne2000 NIC Driver
3 * By John Hodge (thePowersGang)
10 #include "ne2000_common.h"
29 #define NE2K_NUM_INTR_EVENT_CBS 4
32 #define PIO_op_RI(op, reg, sz, val) {UDI_PIO_##op+UDI_PIO_DIRECT+UDI_PIO_##reg, UDI_PIO_##sz##BYTE, val}
33 #define PIO_MOV_RI1(reg, val) PIO_op_RI(LOAD_IMM, reg, 1, val)
34 #define PIO_OUT_RI1(reg, ofs) PIO_op_RI(OUT, reg, 1, ofs)
35 #define PIO_IN_RI1(reg, ofs) PIO_op_RI(IN, reg, 1, ofs)
36 // --- Programmed IO ---
37 #include "ne2000_pio.h"
41 void ne2k_usage_ind(udi_usage_cb_t *cb, udi_ubit8_t resource_level)
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, "%2X%2X%2X%2X%2X%2X",
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)
82 case UDI_CHANNEL_CLOSED:
84 case UDI_CHANNEL_BOUND: {
85 udi_bus_bind_cb_t *bus_bind_cb = UDI_MCB(cb->params.parent_bound.bind_cb, udi_bus_bind_cb_t);
86 udi_bus_bind_req( bus_bind_cb );
87 // continue at ne2k_bus_dev_bus_bind_ack
91 void ne2k_bus_dev_bus_bind_ack(udi_bus_bind_cb_t *cb,
92 udi_dma_constraints_t dma_constraints, udi_ubit8_t perferred_endianness, udi_status_t status)
94 udi_cb_t *gcb = UDI_GCB(cb);
95 ne2k_rdata_t *rdata = gcb->context;
96 rdata->active_cb = gcb;
99 rdata->init.pio_index = -1;
100 ne2k_bus_dev_bind__pio_map(gcb, UDI_NULL_PIO_HANDLE);
102 void ne2k_bus_dev_bind__pio_map(udi_cb_t *gcb, udi_pio_handle_t new_pio_handle)
104 ne2k_rdata_t *rdata = gcb->context;
106 if( rdata->init.pio_index != -1 )
108 rdata->pio_handles[rdata->init.pio_index] = new_pio_handle;
110 rdata->init.pio_index ++;
111 if( rdata->init.pio_index < NE2K_NUM_PIO_OPS )
113 udi_pio_map(ne2k_bus_dev_bind__pio_map, gcb,
114 UDI_PCI_BAR_0, 0, 0x20,
115 ne2k_pio_ops[rdata->init.pio_index].trans_list,
116 ne2k_pio_ops[rdata->init.pio_index].list_length,
117 UDI_PIO_LITTLE_ENDIAN, 0, 0
122 // Next: Bind interrupt
123 udi_channel_spawn(ne2k_bus_dev_bind__intr_chanel, gcb, gcb->channel,
124 0, NE2K_OPS_IRQ, rdata);
126 void ne2k_bus_dev_bind__intr_chanel(udi_cb_t *gcb, udi_channel_t new_channel)
128 ne2k_rdata_t *rdata = gcb->context;
130 rdata->interrupt_channel = new_channel;
132 udi_cb_alloc(ne2k_bus_dev_bind__intr_attach, gcb, NE2K_CB_INTR, gcb->channel);
134 void ne2k_bus_dev_bind__intr_attach(udi_cb_t *gcb, udi_cb_t *new_cb)
136 ne2k_rdata_t *rdata = gcb->context;
137 udi_intr_attach_cb_t *intr_cb = UDI_MCB(new_cb, udi_intr_attach_cb_t);
138 intr_cb->interrupt_idx = 0;
139 intr_cb->min_event_pend = 2;
140 intr_cb->preprocessing_handle = rdata->pio_handles[NE2K_PIO_IRQACK];
141 udi_intr_attach_req(intr_cb);
142 // continued in ne2k_bus_dev_intr_attach_ack
144 void ne2k_bus_dev_bus_unbind_ack(udi_bus_bind_cb_t *cb)
147 void ne2k_bus_dev_intr_attach_ack(udi_intr_attach_cb_t *intr_attach_cb, udi_status_t status)
149 udi_cb_t *gcb = UDI_GCB(intr_attach_cb);
150 ne2k_rdata_t *rdata = gcb->context;
151 // continuing from ne2k_bus_dev_bind__intr_attach
152 if( status != UDI_OK ) {
154 udi_cb_free( UDI_GCB(intr_attach_cb) );
158 rdata->intr_attach_cb = intr_attach_cb;
160 rdata->init.n_intr_event_cb = 0;
161 udi_cb_alloc(ne2k_bus_dev_bind__intr_event_cb, gcb, NE2K_CB_INTR_EVENT, rdata->interrupt_channel);
164 void ne2k_bus_dev_bind__intr_event_cb(udi_cb_t *gcb, udi_cb_t *new_cb)
166 ne2k_rdata_t *rdata = gcb->context;
168 udi_intr_event_cb_t *intr_event_cb = UDI_MCB(new_cb, udi_intr_event_cb_t);
169 udi_intr_event_rdy(intr_event_cb);
170 rdata->init.n_intr_event_cb ++;
172 if( rdata->init.n_intr_event_cb < NE2K_NUM_INTR_EVENT_CBS )
174 udi_cb_alloc(ne2k_bus_dev_bind__intr_event_cb, gcb,
175 NE2K_CB_INTR_EVENT, rdata->interrupt_channel);
180 udi_pio_trans(ne2k_bus_dev_bind__card_reset, gcb,
181 rdata->pio_handles[NE2K_PIO_RESET], 0, NULL, &rdata->macaddr);
185 void ne2k_bus_dev_bind__card_reset(udi_cb_t *gcb, udi_buf_t *new_buf, udi_status_t status, udi_ubit16_t result)
187 ne2k_rdata_t *rdata = gcb->context;
189 udi_channel_event_complete( UDI_MCB(rdata->active_cb, udi_channel_event_cb_t), UDI_OK );
192 void ne2k_bus_dev_intr_detach_ack(udi_intr_detach_cb_t *intr_detach_cb)
196 void ne2k_nd_ctrl_channel_event_ind(udi_channel_event_cb_t *cb)
199 void ne2k_nd_ctrl_bind_req(udi_nic_bind_cb_t *cb, udi_index_t tx_chan_index, udi_index_t rx_chan_index)
201 udi_cb_t *gcb = UDI_GCB(cb);
202 ne2k_rdata_t *rdata = gcb->context;
203 rdata->init.rx_chan_index = rx_chan_index;
204 udi_channel_spawn(ne2k_nd_ctrl_bind__tx_chan_ok, gcb, gcb->channel, tx_chan_index, NE2K_OPS_TX, rdata);
207 void ne2k_nd_ctrl_bind__tx_chan_ok(udi_cb_t *gcb, udi_channel_t new_channel)
209 ne2k_rdata_t *rdata = gcb->context;
210 rdata->tx_channel = new_channel;
211 udi_channel_spawn(ne2k_nd_ctrl_bind__rx_chan_ok, gcb, gcb->channel,
212 rdata->init.rx_chan_index, NE2K_OPS_RX, rdata);
215 void ne2k_nd_ctrl_bind__rx_chan_ok(udi_cb_t *cb, udi_channel_t new_channel)
217 ne2k_rdata_t *rdata = cb->context;
218 rdata->rx_channel = new_channel;
219 udi_nsr_bind_ack( UDI_MCB(cb, udi_nic_bind_cb_t), UDI_OK );
222 void ne2k_nd_ctrl_unbind_req(udi_nic_cb_t *cb)
225 void ne2k_nd_ctrl_enable_req(udi_nic_cb_t *cb)
229 void ne2k_nd_ctrl_disable_req(udi_nic_cb_t *cb)
232 void ne2k_nd_ctrl_ctrl_req(udi_nic_ctrl_cb_t *cb)
235 void ne2k_nd_ctrl_info_req(udi_nic_info_cb_t *cb, udi_boolean_t reset_statistics)
239 void ne2k_bus_irq_channel_event_ind(udi_channel_event_cb_t *cb)
242 void ne2k_bus_irq_intr_event_ind(udi_intr_event_cb_t *cb, udi_ubit8_t flags)
244 if( cb->intr_result & 0x01 )
246 ne2k_intr__rx_ok( UDI_GCB(cb) );
249 udi_intr_event_rdy(cb);
252 // === Definition structures ===
253 udi_mgmt_ops_t ne2k_mgmt_ops = {
257 ne2k_final_cleanup_req
259 udi_ubit8_t ne2k_mgmt_op_flags[4] = {0,0,0,0};
260 udi_bus_device_ops_t ne2k_bus_dev_ops = {
261 ne2k_bus_dev_channel_event_ind,
262 ne2k_bus_dev_bus_bind_ack,
263 ne2k_bus_dev_bus_unbind_ack,
264 ne2k_bus_dev_intr_attach_ack,
265 ne2k_bus_dev_intr_detach_ack
267 udi_ubit8_t ne2k_bus_dev_ops_flags[5] = {0};
268 udi_nd_ctrl_ops_t ne2k_nd_ctrl_ops = {
269 ne2k_nd_ctrl_channel_event_ind,
270 ne2k_nd_ctrl_bind_req,
271 ne2k_nd_ctrl_unbind_req,
272 ne2k_nd_ctrl_enable_req,
273 ne2k_nd_ctrl_disable_req,
274 ne2k_nd_ctrl_ctrl_req,
275 ne2k_nd_ctrl_info_req
277 udi_ubit8_t ne2k_nd_ctrl_ops_flags[7] = {0};
278 udi_nd_tx_ops_t ne2k_nd_tx_ops = {
279 ne2k_nd_tx_channel_event_ind,
281 ne2k_nd_tx_exp_tx_req
283 udi_ubit8_t ne2k_nd_tx_ops_flags[3] = {0};
284 udi_nd_rx_ops_t ne2k_nd_rx_ops = {
285 ne2k_nd_rx_channel_event_ind,
288 udi_ubit8_t ne2k_nd_rx_ops_flags[2] = {0};
289 udi_intr_handler_ops_t ne2k_bus_irq_ops = {
290 ne2k_bus_irq_channel_event_ind,
291 ne2k_bus_irq_intr_event_ind
293 udi_ubit8_t ne2k_bus_irq_ops_flags[2] = {0};
295 udi_primary_init_t ne2k_pri_init = {
296 .mgmt_ops = &ne2k_mgmt_ops,
297 .mgmt_op_flags = ne2k_mgmt_op_flags,
298 .mgmt_scratch_requirement = 0,
299 .enumeration_attr_list_length = 4,
300 .rdata_size = sizeof(ne2k_rdata_t),
301 .child_data_size = 0,
302 .per_parent_paths = 0
304 udi_ops_init_t ne2k_ops_list[] = {
306 NE2K_OPS_DEV, NE2K_META_BUS, UDI_BUS_DEVICE_OPS_NUM,
308 (udi_ops_vector_t*)&ne2k_bus_dev_ops,
309 ne2k_bus_dev_ops_flags
312 NE2K_OPS_CTRL, NE2K_META_NIC, UDI_ND_CTRL_OPS_NUM,
314 (udi_ops_vector_t*)&ne2k_nd_ctrl_ops,
315 ne2k_nd_ctrl_ops_flags
318 NE2K_OPS_TX, NE2K_META_NIC, UDI_ND_TX_OPS_NUM,
320 (udi_ops_vector_t*)&ne2k_nd_tx_ops,
324 NE2K_OPS_RX, NE2K_META_NIC, UDI_ND_RX_OPS_NUM,
326 (udi_ops_vector_t*)&ne2k_nd_rx_ops,
330 NE2K_OPS_IRQ, NE2K_META_BUS, UDI_BUS_INTR_HANDLER_OPS_NUM,
332 (udi_ops_vector_t*)&ne2k_bus_irq_ops,
333 ne2k_bus_irq_ops_flags
337 udi_cb_init_t ne2k_cb_init_list[] = {
339 {NE2K_CB_BUS_BIND, NE2K_META_BUS, UDI_BUS_BIND_CB_NUM, 0, 0,NULL},
342 // TODO: cb_init_list
343 const udi_init_t udi_init_info = {
344 .primary_init_info = &ne2k_pri_init,
345 .ops_init_list = ne2k_ops_list,
346 .cb_init_list = ne2k_cb_init_list,