2 * QEMU model of Xilinx AXI-Ethernet.
4 * Copyright (c) 2011 Edgar E. Iglesias.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 #include "qemu/osdep.h"
26 #include "hw/sysbus.h"
27 #include "qapi/error.h"
29 #include "qemu/module.h"
31 #include "net/checksum.h"
35 #include "hw/stream.h"
39 #define TYPE_XILINX_AXI_ENET "xlnx.axi-ethernet"
40 #define TYPE_XILINX_AXI_ENET_DATA_STREAM "xilinx-axienet-data-stream"
41 #define TYPE_XILINX_AXI_ENET_CONTROL_STREAM "xilinx-axienet-control-stream"
43 #define XILINX_AXI_ENET(obj) \
44 OBJECT_CHECK(XilinxAXIEnet, (obj), TYPE_XILINX_AXI_ENET)
46 #define XILINX_AXI_ENET_DATA_STREAM(obj) \
47 OBJECT_CHECK(XilinxAXIEnetStreamSlave, (obj),\
48 TYPE_XILINX_AXI_ENET_DATA_STREAM)
50 #define XILINX_AXI_ENET_CONTROL_STREAM(obj) \
51 OBJECT_CHECK(XilinxAXIEnetStreamSlave, (obj),\
52 TYPE_XILINX_AXI_ENET_CONTROL_STREAM)
54 /* Advertisement control register. */
55 #define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */
56 #define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */
57 #define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */
58 #define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */
60 #define CONTROL_PAYLOAD_WORDS 5
61 #define CONTROL_PAYLOAD_SIZE (CONTROL_PAYLOAD_WORDS * (sizeof(uint32_t)))
68 unsigned int (*read)(struct PHY *phy, unsigned int req);
69 void (*write)(struct PHY *phy, unsigned int req,
73 static unsigned int tdk_read(struct PHY *phy, unsigned int req)
86 /* Speeds and modes. */
87 r |= (1 << 13) | (1 << 14);
88 r |= (1 << 11) | (1 << 12);
89 r |= (1 << 5); /* Autoneg complete. */
90 r |= (1 << 3); /* Autoneg able. */
91 r |= (1 << 2); /* link. */
92 r |= (1 << 1); /* link. */
95 /* Link partner ability.
96 We are kind; always agree with whatever best mode
97 the guest advertises. */
98 r = 1 << 14; /* Success. */
99 /* Copy advertised modes. */
100 r |= phy->regs[4] & (15 << 5);
101 /* Autoneg support. */
105 /* Marvell PHY on many xilinx boards. */
106 r = 0x8000; /* 1000Mb */
110 /* Diagnostics reg. */
118 /* Are we advertising 100 half or 100 duplex ? */
119 speed_100 = !!(phy->regs[4] & ADVERTISE_100HALF);
120 speed_100 |= !!(phy->regs[4] & ADVERTISE_100FULL);
122 /* Are we advertising 10 duplex or 100 duplex ? */
123 duplex = !!(phy->regs[4] & ADVERTISE_100FULL);
124 duplex |= !!(phy->regs[4] & ADVERTISE_10FULL);
125 r = (speed_100 << 10) | (duplex << 11);
130 r = phy->regs[regnum];
133 DPHY(qemu_log("\n%s %x = reg[%d]\n", __func__, r, regnum));
138 tdk_write(struct PHY *phy, unsigned int req, unsigned int data)
143 DPHY(qemu_log("%s reg[%d] = %x\n", __func__, regnum, data));
146 phy->regs[regnum] = data;
150 /* Unconditionally clear regs[BMCR][BMCR_RESET] */
151 phy->regs[0] &= ~0x8000;
155 tdk_init(struct PHY *phy)
157 phy->regs[0] = 0x3100;
159 phy->regs[2] = 0x0300;
160 phy->regs[3] = 0xe400;
161 /* Autonegotiation advertisement reg. */
162 phy->regs[4] = 0x01E1;
165 phy->read = tdk_read;
166 phy->write = tdk_write;
192 struct PHY *devs[32];
196 mdio_attach(struct MDIOBus *bus, struct PHY *phy, unsigned int addr)
198 bus->devs[addr & 0x1f] = phy;
201 #ifdef USE_THIS_DEAD_CODE
203 mdio_detach(struct MDIOBus *bus, struct PHY *phy, unsigned int addr)
205 bus->devs[addr & 0x1f] = NULL;
209 static uint16_t mdio_read_req(struct MDIOBus *bus, unsigned int addr,
215 phy = bus->devs[addr];
216 if (phy && phy->read) {
217 data = phy->read(phy, reg);
221 DPHY(qemu_log("%s addr=%d reg=%d data=%x\n", __func__, addr, reg, data));
225 static void mdio_write_req(struct MDIOBus *bus, unsigned int addr,
226 unsigned int reg, uint16_t data)
230 DPHY(qemu_log("%s addr=%d reg=%d data=%x\n", __func__, addr, reg, data));
231 phy = bus->devs[addr];
232 if (phy && phy->write) {
233 phy->write(phy, reg, data);
239 #define R_RAF (0x000 / 4)
241 RAF_MCAST_REJ = (1 << 1),
242 RAF_BCAST_REJ = (1 << 2),
243 RAF_EMCF_EN = (1 << 12),
244 RAF_NEWFUNC_EN = (1 << 11)
247 #define R_IS (0x00C / 4)
249 IS_HARD_ACCESS_COMPLETE = 1,
250 IS_AUTONEG = (1 << 1),
251 IS_RX_COMPLETE = (1 << 2),
252 IS_RX_REJECT = (1 << 3),
253 IS_TX_COMPLETE = (1 << 5),
254 IS_RX_DCM_LOCK = (1 << 6),
255 IS_MGM_RDY = (1 << 7),
256 IS_PHY_RST_DONE = (1 << 8),
259 #define R_IP (0x010 / 4)
260 #define R_IE (0x014 / 4)
261 #define R_UAWL (0x020 / 4)
262 #define R_UAWU (0x024 / 4)
263 #define R_PPST (0x030 / 4)
265 PPST_LINKSTATUS = (1 << 0),
266 PPST_PHY_LINKSTATUS = (1 << 7),
269 #define R_STATS_RX_BYTESL (0x200 / 4)
270 #define R_STATS_RX_BYTESH (0x204 / 4)
271 #define R_STATS_TX_BYTESL (0x208 / 4)
272 #define R_STATS_TX_BYTESH (0x20C / 4)
273 #define R_STATS_RXL (0x290 / 4)
274 #define R_STATS_RXH (0x294 / 4)
275 #define R_STATS_RX_BCASTL (0x2a0 / 4)
276 #define R_STATS_RX_BCASTH (0x2a4 / 4)
277 #define R_STATS_RX_MCASTL (0x2a8 / 4)
278 #define R_STATS_RX_MCASTH (0x2ac / 4)
280 #define R_RCW0 (0x400 / 4)
281 #define R_RCW1 (0x404 / 4)
283 RCW1_VLAN = (1 << 27),
285 RCW1_FCS = (1 << 29),
286 RCW1_JUM = (1 << 30),
287 RCW1_RST = (1 << 31),
290 #define R_TC (0x408 / 4)
299 #define R_EMMC (0x410 / 4)
301 EMMC_LINKSPEED_10MB = (0 << 30),
302 EMMC_LINKSPEED_100MB = (1 << 30),
303 EMMC_LINKSPEED_1000MB = (2 << 30),
306 #define R_PHYC (0x414 / 4)
308 #define R_MC (0x500 / 4)
309 #define MC_EN (1 << 6)
311 #define R_MCR (0x504 / 4)
312 #define R_MWD (0x508 / 4)
313 #define R_MRD (0x50c / 4)
314 #define R_MIS (0x600 / 4)
315 #define R_MIP (0x620 / 4)
316 #define R_MIE (0x640 / 4)
317 #define R_MIC (0x640 / 4)
319 #define R_UAW0 (0x700 / 4)
320 #define R_UAW1 (0x704 / 4)
321 #define R_FMI (0x708 / 4)
322 #define R_AF0 (0x710 / 4)
323 #define R_AF1 (0x714 / 4)
324 #define R_MAX (0x34 / 4)
326 /* Indirect registers. */
328 struct MDIOBus mdio_bus;
334 typedef struct XilinxAXIEnetStreamSlave XilinxAXIEnetStreamSlave;
335 typedef struct XilinxAXIEnet XilinxAXIEnet;
337 struct XilinxAXIEnetStreamSlave {
340 struct XilinxAXIEnet *enet;
343 struct XilinxAXIEnet {
347 StreamSlave *tx_data_dev;
348 StreamSlave *tx_control_dev;
349 XilinxAXIEnetStreamSlave rx_data_dev;
350 XilinxAXIEnetStreamSlave rx_control_dev;
381 /* Receive configuration words. */
383 /* Transmit config. */
388 /* Unicast Address Word. */
390 /* Unicast address filter used with extended mcast. */
394 uint32_t regs[R_MAX];
396 /* Multicast filter addrs. */
397 uint32_t maddr[4][2];
398 /* 32K x 1 lookup filter. */
399 uint32_t ext_mtable[1024];
401 uint32_t hdr[CONTROL_PAYLOAD_WORDS];
407 uint8_t rxapp[CONTROL_PAYLOAD_SIZE];
410 /* Whether axienet_eth_rx_notify should flush incoming queue. */
414 static void axienet_rx_reset(XilinxAXIEnet *s)
416 s->rcw[1] = RCW1_JUM | RCW1_FCS | RCW1_RX | RCW1_VLAN;
419 static void axienet_tx_reset(XilinxAXIEnet *s)
421 s->tc = TC_JUM | TC_TX | TC_VLAN;
424 static inline int axienet_rx_resetting(XilinxAXIEnet *s)
426 return s->rcw[1] & RCW1_RST;
429 static inline int axienet_rx_enabled(XilinxAXIEnet *s)
431 return s->rcw[1] & RCW1_RX;
434 static inline int axienet_extmcf_enabled(XilinxAXIEnet *s)
436 return !!(s->regs[R_RAF] & RAF_EMCF_EN);
439 static inline int axienet_newfunc_enabled(XilinxAXIEnet *s)
441 return !!(s->regs[R_RAF] & RAF_NEWFUNC_EN);
444 static void xilinx_axienet_reset(DeviceState *d)
446 XilinxAXIEnet *s = XILINX_AXI_ENET(d);
451 s->regs[R_PPST] = PPST_LINKSTATUS | PPST_PHY_LINKSTATUS;
452 s->regs[R_IS] = IS_AUTONEG | IS_RX_DCM_LOCK | IS_MGM_RDY | IS_PHY_RST_DONE;
454 s->emmc = EMMC_LINKSPEED_100MB;
457 static void enet_update_irq(XilinxAXIEnet *s)
459 s->regs[R_IP] = s->regs[R_IS] & s->regs[R_IE];
460 qemu_set_irq(s->irq, !!s->regs[R_IP]);
463 static uint64_t enet_read(void *opaque, hwaddr addr, unsigned size)
465 XilinxAXIEnet *s = opaque;
472 r = s->rcw[addr & 1];
488 r = s->mii.regs[addr & 3] | (1 << 7); /* Always ready. */
491 case R_STATS_RX_BYTESL:
492 case R_STATS_RX_BYTESH:
493 r = s->stats.rx_bytes >> (32 * (addr & 1));
496 case R_STATS_TX_BYTESL:
497 case R_STATS_TX_BYTESH:
498 r = s->stats.tx_bytes >> (32 * (addr & 1));
503 r = s->stats.rx >> (32 * (addr & 1));
505 case R_STATS_RX_BCASTL:
506 case R_STATS_RX_BCASTH:
507 r = s->stats.rx_bcast >> (32 * (addr & 1));
509 case R_STATS_RX_MCASTL:
510 case R_STATS_RX_MCASTH:
511 r = s->stats.rx_mcast >> (32 * (addr & 1));
517 r = s->mii.regs[addr & 3];
522 r = s->uaw[addr & 1];
527 r = s->ext_uaw[addr & 1];
536 r = s->maddr[s->fmi & 3][addr & 1];
539 case 0x8000 ... 0x83ff:
540 r = s->ext_mtable[addr - 0x8000];
544 if (addr < ARRAY_SIZE(s->regs)) {
547 DENET(qemu_log("%s addr=" TARGET_FMT_plx " v=%x\n",
548 __func__, addr * 4, r));
554 static void enet_write(void *opaque, hwaddr addr,
555 uint64_t value, unsigned size)
557 XilinxAXIEnet *s = opaque;
558 struct TEMAC *t = &s->TEMAC;
564 s->rcw[addr & 1] = value;
565 if ((addr & 1) && value & RCW1_RST) {
568 qemu_flush_queued_packets(qemu_get_queue(s->nic));
574 if (value & TC_RST) {
588 value &= ((1 << 7) - 1);
590 /* Enable the MII. */
592 unsigned int miiclkdiv = value & ((1 << 6) - 1);
594 qemu_log("AXIENET: MDIO enabled but MDIOCLK is zero!\n");
601 unsigned int phyaddr = (value >> 24) & 0x1f;
602 unsigned int regaddr = (value >> 16) & 0x1f;
603 unsigned int op = (value >> 14) & 3;
604 unsigned int initiate = (value >> 11) & 1;
608 mdio_write_req(&t->mdio_bus, phyaddr, regaddr, s->mii.mwd);
609 } else if (op == 2) {
610 s->mii.mrd = mdio_read_req(&t->mdio_bus, phyaddr, regaddr);
612 qemu_log("AXIENET: invalid MDIOBus OP=%d\n", op);
621 s->mii.regs[addr & 3] = value;
627 s->uaw[addr & 1] = value;
632 s->ext_uaw[addr & 1] = value;
641 s->maddr[s->fmi & 3][addr & 1] = value;
645 s->regs[addr] &= ~value;
648 case 0x8000 ... 0x83ff:
649 s->ext_mtable[addr - 0x8000] = value;
653 DENET(qemu_log("%s addr=" TARGET_FMT_plx " v=%x\n",
654 __func__, addr * 4, (unsigned)value));
655 if (addr < ARRAY_SIZE(s->regs)) {
656 s->regs[addr] = value;
663 static const MemoryRegionOps enet_ops = {
666 .endianness = DEVICE_LITTLE_ENDIAN,
669 static int eth_can_rx(XilinxAXIEnet *s)
672 return !s->rxsize && !axienet_rx_resetting(s) && axienet_rx_enabled(s);
675 static int enet_match_addr(const uint8_t *buf, uint32_t f0, uint32_t f1)
679 if (memcmp(buf, &f0, 4)) {
683 if (buf[4] != (f1 & 0xff) || buf[5] != ((f1 >> 8) & 0xff)) {
690 static void axienet_eth_rx_notify(void *opaque)
692 XilinxAXIEnet *s = XILINX_AXI_ENET(opaque);
694 while (s->rxappsize && stream_can_push(s->tx_control_dev,
695 axienet_eth_rx_notify, s)) {
696 size_t ret = stream_push(s->tx_control_dev,
697 (void *)s->rxapp + CONTROL_PAYLOAD_SIZE
698 - s->rxappsize, s->rxappsize);
702 while (s->rxsize && stream_can_push(s->tx_data_dev,
703 axienet_eth_rx_notify, s)) {
704 size_t ret = stream_push(s->tx_data_dev, (void *)s->rxmem + s->rxpos,
709 s->regs[R_IS] |= IS_RX_COMPLETE;
711 s->need_flush = false;
712 qemu_flush_queued_packets(qemu_get_queue(s->nic));
719 static ssize_t eth_rx(NetClientState *nc, const uint8_t *buf, size_t size)
721 XilinxAXIEnet *s = qemu_get_nic_opaque(nc);
722 static const unsigned char sa_bcast[6] = {0xff, 0xff, 0xff,
724 static const unsigned char sa_ipmcast[3] = {0x01, 0x00, 0x52};
725 uint32_t app[CONTROL_PAYLOAD_WORDS] = {0};
726 int promisc = s->fmi & (1 << 31);
727 int unicast, broadcast, multicast, ip_multicast = 0;
732 DENET(qemu_log("%s: %zd bytes\n", __func__, size));
734 if (!eth_can_rx(s)) {
735 s->need_flush = true;
739 unicast = ~buf[0] & 0x1;
740 broadcast = memcmp(buf, sa_bcast, 6) == 0;
741 multicast = !unicast && !broadcast;
742 if (multicast && (memcmp(sa_ipmcast, buf, sizeof sa_ipmcast) == 0)) {
746 /* Jumbo or vlan sizes ? */
747 if (!(s->rcw[1] & RCW1_JUM)) {
748 if (size > 1518 && size <= 1522 && !(s->rcw[1] & RCW1_VLAN)) {
753 /* Basic Address filters. If you want to use the extended filters
754 you'll generally have to place the ethernet mac into promiscuous mode
755 to avoid the basic filtering from dropping most frames. */
758 if (!enet_match_addr(buf, s->uaw[0], s->uaw[1])) {
764 if (s->regs[R_RAF] & RAF_BCAST_REJ) {
771 if (s->regs[R_RAF] & RAF_MCAST_REJ) {
775 for (i = 0; i < 4; i++) {
776 if (enet_match_addr(buf, s->maddr[i][0], s->maddr[i][1])) {
789 /* Extended mcast filtering enabled? */
790 if (axienet_newfunc_enabled(s) && axienet_extmcf_enabled(s)) {
792 if (!enet_match_addr(buf, s->ext_uaw[0], s->ext_uaw[1])) {
798 if (s->regs[R_RAF] & RAF_BCAST_REJ) {
805 if (!memcmp(buf, sa_ipmcast, 3)) {
809 idx = (buf[4] & 0x7f) << 8;
812 bit = 1 << (idx & 0x1f);
815 if (!(s->ext_mtable[idx] & bit)) {
823 s->regs[R_IS] |= IS_RX_REJECT;
828 if (size > (s->c_rxmem - 4)) {
829 size = s->c_rxmem - 4;
832 memcpy(s->rxmem, buf, size);
833 memset(s->rxmem + size, 0, 4); /* Clear the FCS. */
835 if (s->rcw[1] & RCW1_FCS) {
836 size += 4; /* fcs is inband. */
840 csum32 = net_checksum_add(size - 14, (uint8_t *)s->rxmem + 14);
842 csum32 = (csum32 & 0xffff) + (csum32 >> 16);
843 /* And twice to get rid of possible carries. */
844 csum16 = (csum32 & 0xffff) + (csum32 >> 16);
846 app[4] = size & 0xffff;
848 s->stats.rx_bytes += size;
852 app[2] |= 1 | (ip_multicast << 1);
853 } else if (broadcast) {
863 for (i = 0; i < ARRAY_SIZE(app); ++i) {
864 app[i] = cpu_to_le32(app[i]);
866 s->rxappsize = CONTROL_PAYLOAD_SIZE;
867 memcpy(s->rxapp, app, s->rxappsize);
868 axienet_eth_rx_notify(s);
875 xilinx_axienet_control_stream_push(StreamSlave *obj, uint8_t *buf, size_t len)
878 XilinxAXIEnetStreamSlave *cs = XILINX_AXI_ENET_CONTROL_STREAM(obj);
879 XilinxAXIEnet *s = cs->enet;
881 if (len != CONTROL_PAYLOAD_SIZE) {
882 hw_error("AXI Enet requires %d byte control stream payload\n",
883 (int)CONTROL_PAYLOAD_SIZE);
886 memcpy(s->hdr, buf, len);
888 for (i = 0; i < ARRAY_SIZE(s->hdr); ++i) {
889 s->hdr[i] = le32_to_cpu(s->hdr[i]);
895 xilinx_axienet_data_stream_push(StreamSlave *obj, uint8_t *buf, size_t size)
897 XilinxAXIEnetStreamSlave *ds = XILINX_AXI_ENET_DATA_STREAM(obj);
898 XilinxAXIEnet *s = ds->enet;
901 if (!(s->tc & TC_TX)) {
905 /* Jumbo or vlan sizes ? */
906 if (!(s->tc & TC_JUM)) {
907 if (size > 1518 && size <= 1522 && !(s->tc & TC_VLAN)) {
913 unsigned int start_off = s->hdr[1] >> 16;
914 unsigned int write_off = s->hdr[1] & 0xffff;
918 tmp_csum = net_checksum_add(size - start_off,
919 (uint8_t *)buf + start_off);
920 /* Accumulate the seed. */
921 tmp_csum += s->hdr[2] & 0xffff;
923 /* Fold the 32bit partial checksum. */
924 csum = net_checksum_finish(tmp_csum);
927 buf[write_off] = csum >> 8;
928 buf[write_off + 1] = csum & 0xff;
931 qemu_send_packet(qemu_get_queue(s->nic), buf, size);
933 s->stats.tx_bytes += size;
934 s->regs[R_IS] |= IS_TX_COMPLETE;
940 static NetClientInfo net_xilinx_enet_info = {
941 .type = NET_CLIENT_DRIVER_NIC,
942 .size = sizeof(NICState),
946 static void xilinx_enet_realize(DeviceState *dev, Error **errp)
948 XilinxAXIEnet *s = XILINX_AXI_ENET(dev);
949 XilinxAXIEnetStreamSlave *ds = XILINX_AXI_ENET_DATA_STREAM(&s->rx_data_dev);
950 XilinxAXIEnetStreamSlave *cs = XILINX_AXI_ENET_CONTROL_STREAM(
952 Error *local_err = NULL;
954 object_property_add_link(OBJECT(ds), "enet", "xlnx.axi-ethernet",
955 (Object **) &ds->enet,
956 object_property_allow_set_link,
957 OBJ_PROP_LINK_STRONG,
959 object_property_add_link(OBJECT(cs), "enet", "xlnx.axi-ethernet",
960 (Object **) &cs->enet,
961 object_property_allow_set_link,
962 OBJ_PROP_LINK_STRONG,
965 goto xilinx_enet_realize_fail;
967 object_property_set_link(OBJECT(ds), OBJECT(s), "enet", &local_err);
968 object_property_set_link(OBJECT(cs), OBJECT(s), "enet", &local_err);
970 goto xilinx_enet_realize_fail;
973 qemu_macaddr_default_if_unset(&s->conf.macaddr);
974 s->nic = qemu_new_nic(&net_xilinx_enet_info, &s->conf,
975 object_get_typename(OBJECT(dev)), dev->id, s);
976 qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a);
978 tdk_init(&s->TEMAC.phy);
979 mdio_attach(&s->TEMAC.mdio_bus, &s->TEMAC.phy, s->c_phyaddr);
983 s->rxmem = g_malloc(s->c_rxmem);
986 xilinx_enet_realize_fail:
987 error_propagate(errp, local_err);
990 static void xilinx_enet_init(Object *obj)
992 XilinxAXIEnet *s = XILINX_AXI_ENET(obj);
993 SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
995 object_initialize(&s->rx_data_dev, sizeof(s->rx_data_dev),
996 TYPE_XILINX_AXI_ENET_DATA_STREAM);
997 object_initialize(&s->rx_control_dev, sizeof(s->rx_control_dev),
998 TYPE_XILINX_AXI_ENET_CONTROL_STREAM);
999 object_property_add_child(OBJECT(s), "axistream-connected-target",
1000 (Object *)&s->rx_data_dev, &error_abort);
1001 object_property_add_child(OBJECT(s), "axistream-control-connected-target",
1002 (Object *)&s->rx_control_dev, &error_abort);
1004 sysbus_init_irq(sbd, &s->irq);
1006 memory_region_init_io(&s->iomem, OBJECT(s), &enet_ops, s, "enet", 0x40000);
1007 sysbus_init_mmio(sbd, &s->iomem);
1010 static Property xilinx_enet_properties[] = {
1011 DEFINE_PROP_UINT32("phyaddr", XilinxAXIEnet, c_phyaddr, 7),
1012 DEFINE_PROP_UINT32("rxmem", XilinxAXIEnet, c_rxmem, 0x1000),
1013 DEFINE_PROP_UINT32("txmem", XilinxAXIEnet, c_txmem, 0x1000),
1014 DEFINE_NIC_PROPERTIES(XilinxAXIEnet, conf),
1015 DEFINE_PROP_LINK("axistream-connected", XilinxAXIEnet,
1016 tx_data_dev, TYPE_STREAM_SLAVE, StreamSlave *),
1017 DEFINE_PROP_LINK("axistream-control-connected", XilinxAXIEnet,
1018 tx_control_dev, TYPE_STREAM_SLAVE, StreamSlave *),
1019 DEFINE_PROP_END_OF_LIST(),
1022 static void xilinx_enet_class_init(ObjectClass *klass, void *data)
1024 DeviceClass *dc = DEVICE_CLASS(klass);
1026 dc->realize = xilinx_enet_realize;
1027 dc->props = xilinx_enet_properties;
1028 dc->reset = xilinx_axienet_reset;
1031 static void xilinx_enet_stream_class_init(ObjectClass *klass, void *data)
1033 StreamSlaveClass *ssc = STREAM_SLAVE_CLASS(klass);
1038 static const TypeInfo xilinx_enet_info = {
1039 .name = TYPE_XILINX_AXI_ENET,
1040 .parent = TYPE_SYS_BUS_DEVICE,
1041 .instance_size = sizeof(XilinxAXIEnet),
1042 .class_init = xilinx_enet_class_init,
1043 .instance_init = xilinx_enet_init,
1046 static const TypeInfo xilinx_enet_data_stream_info = {
1047 .name = TYPE_XILINX_AXI_ENET_DATA_STREAM,
1048 .parent = TYPE_OBJECT,
1049 .instance_size = sizeof(struct XilinxAXIEnetStreamSlave),
1050 .class_init = xilinx_enet_stream_class_init,
1051 .class_data = xilinx_axienet_data_stream_push,
1052 .interfaces = (InterfaceInfo[]) {
1053 { TYPE_STREAM_SLAVE },
1058 static const TypeInfo xilinx_enet_control_stream_info = {
1059 .name = TYPE_XILINX_AXI_ENET_CONTROL_STREAM,
1060 .parent = TYPE_OBJECT,
1061 .instance_size = sizeof(struct XilinxAXIEnetStreamSlave),
1062 .class_init = xilinx_enet_stream_class_init,
1063 .class_data = xilinx_axienet_control_stream_push,
1064 .interfaces = (InterfaceInfo[]) {
1065 { TYPE_STREAM_SLAVE },
1070 static void xilinx_enet_register_types(void)
1072 type_register_static(&xilinx_enet_info);
1073 type_register_static(&xilinx_enet_data_stream_info);
1074 type_register_static(&xilinx_enet_control_stream_info);
1077 type_init(xilinx_enet_register_types)