uint16_t ether_type;
};
-/* BUS CONFIGURATION REGISTERS */
-#define BCR_MSRDA 0
-#define BCR_MSWRA 1
-#define BCR_MC 2
-#define BCR_LNKST 4
-#define BCR_LED1 5
-#define BCR_LED2 6
-#define BCR_LED3 7
-#define BCR_FDC 9
-#define BCR_BSBC 18
-#define BCR_EECAS 19
-#define BCR_SWS 20
-#define BCR_PLAT 22
-
-#define BCR_DWIO(S) !!((S)->bcr[BCR_BSBC] & 0x0080)
-#define BCR_SSIZE32(S) !!((S)->bcr[BCR_SWS ] & 0x0100)
-#define BCR_SWSTYLE(S) ((S)->bcr[BCR_SWS ] & 0x00FF)
-
#define CSR_INIT(S) !!(((S)->csr[0])&0x0001)
#define CSR_STRT(S) !!(((S)->csr[0])&0x0002)
#define CSR_STOP(S) !!(((S)->csr[0])&0x0004)
#define CSR_DTX(S) !!(((S)->csr[15])&0x0002)
#define CSR_LOOP(S) !!(((S)->csr[15])&0x0004)
#define CSR_DXMTFCS(S) !!(((S)->csr[15])&0x0008)
+#define CSR_INTL(S) !!(((S)->csr[15])&0x0040)
#define CSR_DRCVPA(S) !!(((S)->csr[15])&0x2000)
#define CSR_DRCVBC(S) !!(((S)->csr[15])&0x4000)
#define CSR_PROM(S) !!(((S)->csr[15])&0x8000)
#define CSR_XMTRL(S) ((S)->csr[78])
#define CSR_MISSC(S) ((S)->csr[112])
-#define CSR_IADR(S) ((S)->csr[ 1] | ((S)->csr[ 2] << 16))
-#define CSR_CRBA(S) ((S)->csr[18] | ((S)->csr[19] << 16))
-#define CSR_CXBA(S) ((S)->csr[20] | ((S)->csr[21] << 16))
-#define CSR_NRBA(S) ((S)->csr[22] | ((S)->csr[23] << 16))
-#define CSR_BADR(S) ((S)->csr[24] | ((S)->csr[25] << 16))
-#define CSR_NRDA(S) ((S)->csr[26] | ((S)->csr[27] << 16))
-#define CSR_CRDA(S) ((S)->csr[28] | ((S)->csr[29] << 16))
-#define CSR_BADX(S) ((S)->csr[30] | ((S)->csr[31] << 16))
-#define CSR_NXDA(S) ((S)->csr[32] | ((S)->csr[33] << 16))
-#define CSR_CXDA(S) ((S)->csr[34] | ((S)->csr[35] << 16))
-#define CSR_NNRD(S) ((S)->csr[36] | ((S)->csr[37] << 16))
-#define CSR_NNXD(S) ((S)->csr[38] | ((S)->csr[39] << 16))
-#define CSR_PXDA(S) ((S)->csr[60] | ((S)->csr[61] << 16))
-#define CSR_NXBA(S) ((S)->csr[64] | ((S)->csr[65] << 16))
+#define CSR_IADR(S) ((S)->csr[ 1] | ((uint32_t)(S)->csr[ 2] << 16))
+#define CSR_CRBA(S) ((S)->csr[18] | ((uint32_t)(S)->csr[19] << 16))
+#define CSR_CXBA(S) ((S)->csr[20] | ((uint32_t)(S)->csr[21] << 16))
+#define CSR_NRBA(S) ((S)->csr[22] | ((uint32_t)(S)->csr[23] << 16))
+#define CSR_BADR(S) ((S)->csr[24] | ((uint32_t)(S)->csr[25] << 16))
+#define CSR_NRDA(S) ((S)->csr[26] | ((uint32_t)(S)->csr[27] << 16))
+#define CSR_CRDA(S) ((S)->csr[28] | ((uint32_t)(S)->csr[29] << 16))
+#define CSR_BADX(S) ((S)->csr[30] | ((uint32_t)(S)->csr[31] << 16))
+#define CSR_NXDA(S) ((S)->csr[32] | ((uint32_t)(S)->csr[33] << 16))
+#define CSR_CXDA(S) ((S)->csr[34] | ((uint32_t)(S)->csr[35] << 16))
+#define CSR_NNRD(S) ((S)->csr[36] | ((uint32_t)(S)->csr[37] << 16))
+#define CSR_NNXD(S) ((S)->csr[38] | ((uint32_t)(S)->csr[39] << 16))
+#define CSR_PXDA(S) ((S)->csr[60] | ((uint32_t)(S)->csr[61] << 16))
+#define CSR_NXBA(S) ((S)->csr[64] | ((uint32_t)(S)->csr[65] << 16))
#define PHYSADDR(S,A) \
- (BCR_SSIZE32(S) ? (A) : (A) | ((0xff00 & (uint32_t)(s)->csr[2])<<16))
+ (BCR_SSIZE32(S) ? (A) : (A) | ((0xff00 & (uint32_t)(S)->csr[2])<<16))
struct pcnet_initblk16 {
uint16_t mode;
printf("pcnet_s_reset\n");
#endif
- s->lnkst = 0x40;
s->rdra = 0;
s->tdra = 0;
s->rap = 0;
#ifdef PCNET_DEBUG
printf("pcnet_stop\n");
#endif
- s->csr[0] &= ~0x7feb;
+ s->csr[0] &= ~0xffeb;
s->csr[0] |= 0x0014;
s->csr[4] &= ~0x02c2;
s->csr[5] &= ~0x0011;
return !!(CSR_CXST(s) & 0x8000);
}
-int pcnet_can_receive(VLANClientState *nc)
+int pcnet_can_receive(NetClientState *nc)
{
PCNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
if (CSR_STOP(s) || CSR_SPND(s))
#define MIN_BUF_SIZE 60
-ssize_t pcnet_receive(VLANClientState *nc, const uint8_t *buf, size_t size_)
+ssize_t pcnet_receive(NetClientState *nc, const uint8_t *buf, size_t size_)
{
PCNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
int is_padr = 0, is_bcast = 0, is_ladr = 0;
return size_;
}
+void pcnet_set_link_status(NetClientState *nc)
+{
+ PCNetState *d = DO_UPCAST(NICState, nc, nc)->opaque;
+
+ d->lnkst = nc->link_down ? 0 : 0x40;
+}
+
static void pcnet_transmit(PCNetState *s)
{
target_phys_addr_t xmit_cxda = 0;
if (BCR_SWSTYLE(s) != 1)
add_crc = GET_FIELD(tmd.status, TMDS, ADDFCS);
}
+ if (s->lnkst == 0 &&
+ (!CSR_LOOP(s) || (!CSR_INTL(s) && !BCR_TMAULOOP(s)))) {
+ SET_FIELD(&tmd.misc, TMDM, LCAR, 1);
+ SET_FIELD(&tmd.status, TMDS, ERR, 1);
+ SET_FIELD(&tmd.status, TMDS, OWN, 0);
+ s->csr[0] |= 0xa000; /* ERR | CERR */
+ s->xmit_pos = -1;
+ goto txdone;
+ }
if (!GET_FIELD(tmd.status, TMDS, ENP)) {
int bcnt = 4096 - GET_FIELD(tmd.length, TMDL, BCNT);
s->phys_mem_read(s->dma_opaque, PHYSADDR(s, tmd.tbadr),
s->xmit_pos = -1;
}
+ txdone:
SET_FIELD(&tmd.status, TMDS, OWN, 0);
TMDSTORE(&tmd, PHYSADDR(s,CSR_CXDA(s)));
if (!CSR_TOKINTD(s) || (CSR_LTINTEN(s) && GET_FIELD(tmd.status, TMDS, LTINT)))
pcnet_update_irq(s);
if (!CSR_STOP(s) && !CSR_SPND(s) && !CSR_DPOLL(s)) {
- uint64_t now = qemu_get_clock(vm_clock) * 33;
+ uint64_t now = qemu_get_clock_ns(vm_clock) * 33;
if (!s->timer || !now)
s->timer = now;
else {
CSR_POLL(s) = t;
}
qemu_mod_timer(s->poll_timer,
- pcnet_get_next_poll_time(s,qemu_get_clock(vm_clock)));
+ pcnet_get_next_poll_time(s,qemu_get_clock_ns(vm_clock)));
}
}
#ifdef PCNET_DEBUG
printf("BCR_SWS=0x%04x\n", val);
#endif
+ /* fall through */
case BCR_LNKST:
case BCR_LED1:
case BCR_LED2:
void pcnet_h_reset(void *opaque)
{
PCNetState *s = opaque;
- int i;
- uint16_t checksum;
-
- /* Initialize the PROM */
-
- memcpy(s->prom, s->conf.macaddr.a, 6);
- s->prom[12] = s->prom[13] = 0x00;
- s->prom[14] = s->prom[15] = 0x57;
-
- for (i = 0,checksum = 0; i < 16; i++)
- checksum += s->prom[i];
- *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum);
-
s->bcr[BCR_MSRDA] = 0x0005;
s->bcr[BCR_MSWRA] = 0x0005;
int pcnet_common_init(DeviceState *dev, PCNetState *s, NetClientInfo *info)
{
- s->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, s);
+ int i;
+ uint16_t checksum;
+
+ s->poll_timer = qemu_new_timer_ns(vm_clock, pcnet_poll_timer, s);
qemu_macaddr_default_if_unset(&s->conf.macaddr);
- s->nic = qemu_new_nic(info, &s->conf, dev->info->name, dev->id, s);
+ s->nic = qemu_new_nic(info, &s->conf, object_get_typename(OBJECT(dev)), dev->id, s);
qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a);
add_boot_device_path(s->conf.bootindex, dev, "/ethernet-phy@0");
+ /* Initialize the PROM */
+
+ /*
+ Datasheet: http://pdfdata.datasheetsite.com/web/24528/AM79C970A.pdf
+ page 95
+ */
+ memcpy(s->prom, s->conf.macaddr.a, 6);
+ /* Reserved Location: must be 00h */
+ s->prom[6] = s->prom[7] = 0x00;
+ /* Reserved Location: must be 00h */
+ s->prom[8] = 0x00;
+ /* Hardware ID: must be 11h if compatibility to AMD drivers is desired */
+ s->prom[9] = 0x11;
+ /* User programmable space, init with 0 */
+ s->prom[10] = s->prom[11] = 0x00;
+ /* LSByte of two-byte checksum, which is the sum of bytes 00h-0Bh
+ and bytes 0Eh and 0Fh, must therefore be initialized with 0! */
+ s->prom[12] = s->prom[13] = 0x00;
+ /* Must be ASCII W (57h) if compatibility to AMD
+ driver software is desired */
+ s->prom[14] = s->prom[15] = 0x57;
+
+ for (i = 0, checksum = 0; i < 16; i++) {
+ checksum += s->prom[i];
+ }
+ *(uint16_t *)&s->prom[12] = cpu_to_le16(checksum);
+
+ s->lnkst = 0x40; /* initial link state: up */
+
return 0;
}
projects / qemu.git / blobdiff