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comparison packages/devs/eth/cf/current/src/if_sc_lpe.c @ 126:518f42066aba ecos-sw-2000-09-19

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Merge from eCos master repository on 2000-09-19-06:25:26-BST
author jlarmour
date Tue, 19 Sep 2000 05:53:51 +0000
parents 6bd9d475ed4b
children f2545e5de153
comparison
equal deleted inserted replaced
125:b4407dc7f59d 126:518f42066aba
146 dp8390_regs *regs; 146 dp8390_regs *regs;
147 unsigned char *vers_product, *vers_manuf, *vers_revision, *vers_date; 147 unsigned char *vers_product, *vers_manuf, *vers_revision, *vers_date;
148 #ifndef CYGPKG_NET 148 #ifndef CYGPKG_NET
149 int tries = 0; 149 int tries = 0;
150 #endif 150 #endif
151 bool first = true;
151 152
152 slot = dp->slot; 153 slot = dp->slot;
153 cyg_drv_dsr_lock(); 154 cyg_drv_dsr_lock();
154 while (true) { 155 while (true) {
155 cyg_drv_dsr_unlock(); // Give DSRs a chance to run (card insertion) 156 cyg_drv_dsr_unlock(); // Give DSRs a chance to run (card insertion)
156 cyg_drv_dsr_lock(); 157 cyg_drv_dsr_lock();
157 if (slot->state == CF_SLOT_STATE_Inserted) { 158 if ((slot->state == CF_SLOT_STATE_Inserted) ||
159 ((slot->state == CF_SLOT_STATE_Ready) && first)) {
160 first = false;
158 if (slot->state != CF_SLOT_STATE_Ready) { 161 if (slot->state != CF_SLOT_STATE_Ready) {
159 cf_change_state(slot, CF_SLOT_STATE_Ready); 162 cf_change_state(slot, CF_SLOT_STATE_Ready);
160 } 163 }
161 if (slot->state != CF_SLOT_STATE_Ready) { 164 if (slot->state != CF_SLOT_STATE_Ready) {
162 diag_printf("CF card won't go ready!\n"); 165 diag_printf("CF card won't go ready!\n");
166 #ifndef CYGPKG_NET
167 return false;
168 #else
163 continue; 169 continue;
170 #endif
164 } 171 }
165 len = sizeof(buf); 172 len = sizeof(buf);
166 ptr = 0; 173 ptr = 0;
167 if (cf_get_CIS(slot, CF_CISTPL_MANFID, buf, &len, &ptr)) { 174 if (cf_get_CIS(slot, CF_CISTPL_MANFID, buf, &len, &ptr)) {
168 if (*(short *)&buf[2] != SC_LPE_MANUF) { 175 if (*(short *)&buf[2] != SC_LPE_MANUF) {
191 if (cf_parse_config(buf, len, &config)) { 198 if (cf_parse_config(buf, len, &config)) {
192 cor = config.base; 199 cor = config.base;
193 } 200 }
194 } 201 }
195 if (!cor) { 202 if (!cor) {
196 diag_printf("Couldn't find COR pointer!\n"); 203 // diag_printf("Couldn't find COR pointer!\n");
197 continue; 204 continue;
198 } 205 }
199 // Fetch hardware address from card - terrible, but not well defined 206 // Fetch hardware address from card - terrible, but not well defined
200 for (i = 0; i < ETHER_ADDR_LEN; i++) { 207 for (i = 0; i < ETHER_ADDR_LEN; i++) {
201 enaddr[i] = slot->attr[0x1C0+(i*2)]; 208 enaddr[i] = slot->attr[0x1C0+(i*2)];
558 } 565 }
559 566
560 static void 567 static void
561 sc_lpe_BufEvent(struct eth_drv_sc *sc, int stat) 568 sc_lpe_BufEvent(struct eth_drv_sc *sc, int stat)
562 { 569 {
563 diag_printf("%s\n", __FUNCTION__); 570 // What to do if the receive buffers overflow?
564 #if 0 571 if (stat & DP8390_ISR_OFLW) {
565 if (stat & PP_BufCFG_RxMiss) { 572 // Note: [so far] it seems safe to just ignore this condition
566 } 573 // The Linux driver goes through extraordinary pains to handle
567 if (stat & PP_BufCFG_TxUE) { 574 // it, including totally shutting down the chip and restarting.
568 } 575 }
569 #endif
570 } 576 }
571 577
572 static void 578 static void
573 sc_lpe_int(struct eth_drv_sc *sc) 579 sc_lpe_int(struct eth_drv_sc *sc)
574 { 580 {