ethernet/sun/sunbmac.c

129 static void bigmac_tx_reset(void __iomem *bregs)
133 	sbus_writel(0, bregs + BMAC_TXCFG);
138 	while ((sbus_readl(bregs + BMAC_TXCFG) & ~(BIGMAC_TXCFG_FIFO)) != 0 &&
145 		       sbus_readl(bregs + BMAC_TXCFG));
149 static void bigmac_rx_reset(void __iomem *bregs)
153 	sbus_writel(0, bregs + BMAC_RXCFG);
154 	while (sbus_readl(bregs + BMAC_RXCFG) && --tries)
160 		       sbus_readl(bregs + BMAC_RXCFG));
167 	bigmac_tx_reset(bp->bregs);
168 	bigmac_rx_reset(bp->bregs);
171 static void bigmac_get_counters(struct bigmac *bp, void __iomem *bregs)
175 	stats->rx_crc_errors += sbus_readl(bregs + BMAC_RCRCECTR);
176 	sbus_writel(0, bregs + BMAC_RCRCECTR);
178 	stats->rx_frame_errors += sbus_readl(bregs + BMAC_UNALECTR);
179 	sbus_writel(0, bregs + BMAC_UNALECTR);
181 	stats->rx_length_errors += sbus_readl(bregs + BMAC_GLECTR);
182 	sbus_writel(0, bregs + BMAC_GLECTR);
184 	stats->tx_aborted_errors += sbus_readl(bregs + BMAC_EXCTR);
187 		(sbus_readl(bregs + BMAC_EXCTR) +
188 		 sbus_readl(bregs + BMAC_LTCTR));
189 	sbus_writel(0, bregs + BMAC_EXCTR);
190 	sbus_writel(0, bregs + BMAC_LTCTR);
624 	void __iomem *bregs        = bp->bregs;
629 	bigmac_get_counters(bp, bregs);
647 	sbus_writel(((e[4] << 8) | e[5]), bregs + BMAC_MACADDR2);
648 	sbus_writel(((e[2] << 8) | e[3]), bregs + BMAC_MACADDR1);
649 	sbus_writel(((e[0] << 8) | e[1]), bregs + BMAC_MACADDR0);
652 	sbus_writel(0, bregs + BMAC_HTABLE3);
653 	sbus_writel(0, bregs + BMAC_HTABLE2);
654 	sbus_writel(0, bregs + BMAC_HTABLE1);
655 	sbus_writel(0, bregs + BMAC_HTABLE0);
659 		    bregs + BMAC_RXCFG);
663 	sbus_writel(BIGMAC_TXCFG_FIFO, bregs + BMAC_TXCFG);
667 		    bregs + BMAC_RSEED);
671 		    bregs + BMAC_XIFCFG);
689 		    bregs + BMAC_IMASK);
698 	sbus_writel(DEFAULT_JAMSIZE, bregs + BMAC_JSIZE);
704 	sbus_writel(sbus_readl(bregs + BMAC_TXCFG) | BIGMAC_TXCFG_ENABLE,
705 		    bregs + BMAC_TXCFG);
706 	sbus_writel(sbus_readl(bregs + BMAC_RXCFG) | BIGMAC_RXCFG_ENABLE,
707 		    bregs + BMAC_RXCFG);
989 	bigmac_get_counters(bp, bp->bregs);
996 	void __iomem *bregs = bp->bregs;
1003 	tmp = sbus_readl(bregs + BMAC_RXCFG);
1005 	sbus_writel(tmp, bregs + BMAC_RXCFG);
1006 	while ((sbus_readl(bregs + BMAC_RXCFG) & BIGMAC_RXCFG_ENABLE) != 0)
1010 		sbus_writel(0xffff, bregs + BMAC_HTABLE0);
1011 		sbus_writel(0xffff, bregs + BMAC_HTABLE1);
1012 		sbus_writel(0xffff, bregs + BMAC_HTABLE2);
1013 		sbus_writel(0xffff, bregs + BMAC_HTABLE3);
1015 		tmp = sbus_readl(bregs + BMAC_RXCFG);
1017 		sbus_writel(tmp, bregs + BMAC_RXCFG);
1026 		sbus_writel(hash_table[0], bregs + BMAC_HTABLE0);
1027 		sbus_writel(hash_table[1], bregs + BMAC_HTABLE1);
1028 		sbus_writel(hash_table[2], bregs + BMAC_HTABLE2);
1029 		sbus_writel(hash_table[3], bregs + BMAC_HTABLE3);
1033 	tmp = sbus_readl(bregs + BMAC_RXCFG);
1035 	sbus_writel(tmp, bregs + BMAC_RXCFG);
1141 	bp->bregs = of_ioremap(&op->resource[1], 0,
1143 	if (!bp->bregs) {
1208 	if (bp->bregs)
1209 		of_iounmap(&op->resource[1], bp->bregs, BMAC_REG_SIZE);
1250 	of_iounmap(&op->resource[1], bp->bregs, BMAC_REG_SIZE);