* http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR92C990.txt
*/
-#include "hw.h"
#include "pci.h"
#include "net.h"
+#include "loader.h"
#include "qemu-timer.h"
#include "qemu_socket.h"
+#include "pcnet.h"
+
//#define PCNET_DEBUG
//#define PCNET_DEBUG_IO
//#define PCNET_DEBUG_BCR
//#define PCNET_DEBUG_MATCH
-#define PCNET_IOPORT_SIZE 0x20
-#define PCNET_PNPMMIO_SIZE 0x20
-
-#define PCNET_LOOPTEST_CRC 1
-#define PCNET_LOOPTEST_NOCRC 2
-
-
-typedef struct PCNetState_st PCNetState;
-
-struct PCNetState_st {
- PCIDevice dev;
- PCIDevice *pci_dev;
- VLANClientState *vc;
- NICInfo *nd;
- QEMUTimer *poll_timer;
- int mmio_index, rap, isr, lnkst;
- uint32_t rdra, tdra;
- uint8_t prom[16];
- uint16_t csr[128];
- uint16_t bcr[32];
- uint64_t timer;
- int xmit_pos, recv_pos;
- uint8_t buffer[4096];
- int tx_busy;
- qemu_irq irq;
- void (*phys_mem_read)(void *dma_opaque, target_phys_addr_t addr,
- uint8_t *buf, int len, int do_bswap);
- void (*phys_mem_write)(void *dma_opaque, target_phys_addr_t addr,
- uint8_t *buf, int len, int do_bswap);
- void *dma_opaque;
- int looptest;
-};
+typedef struct {
+ PCIDevice pci_dev;
+ PCNetState state;
+} PCIPCNetState;
struct qemu_ether_header {
uint8_t ether_dhost[6];
{
int64_t next_time = current_time +
muldiv64(65536 - (CSR_SPND(s) ? 0 : CSR_POLL(s)),
- ticks_per_sec, 33000000L);
+ get_ticks_per_sec(), 33000000L);
if (next_time <= current_time)
next_time = current_time + 1;
return next_time;
s->csr[0] &= ~0x0004; /* clear STOP bit */
s->csr[0] |= 0x0002;
+ pcnet_poll_timer(s);
}
static void pcnet_stop(PCNetState *s)
(BCR_SWSTYLE(s) ? 16 : 8 );
#endif
- CHECK_RMD(PHYSADDR(s,crda), bad);
+ CHECK_RMD(crda, bad);
if (!bad) {
- CHECK_RMD(PHYSADDR(s,nrda), bad);
+ CHECK_RMD(nrda, bad);
if (bad || (nrda == crda)) nrda = 0;
- CHECK_RMD(PHYSADDR(s,nnrd), bad);
+ CHECK_RMD(nnrd, bad);
if (bad || (nnrd == crda)) nnrd = 0;
s->csr[28] = crda & 0xffff;
#ifdef PCNET_DEBUG
if (bad) {
printf("pcnet: BAD RMD RECORDS AFTER 0x" TARGET_FMT_plx "\n",
- PHYSADDR(s,crda));
+ crda);
}
} else {
printf("pcnet: BAD RMD RDA=0x" TARGET_FMT_plx "\n",
- PHYSADDR(s,crda));
+ crda);
#endif
}
}
(CSR_XMTRL(s) - CSR_XMTRC(s)) *
(BCR_SWSTYLE(s) ? 16 : 8);
int bad = 0;
- CHECK_TMD(PHYSADDR(s, cxda),bad);
+ CHECK_TMD(cxda, bad);
if (!bad) {
if (CSR_CXDA(s) != cxda) {
s->csr[60] = s->csr[34];
s->csr[34] = cxda & 0xffff;
s->csr[35] = cxda >> 16;
#ifdef PCNET_DEBUG_X
- printf("pcnet: BAD TMD XDA=0x%08x\n", PHYSADDR(s,cxda));
+ printf("pcnet: BAD TMD XDA=0x%08x\n", cxda);
#endif
}
}
return !!(CSR_CXST(s) & 0x8000);
}
-static int pcnet_can_receive(void *opaque)
+static int pcnet_can_receive(VLANClientState *vc)
{
- PCNetState *s = opaque;
+ PCNetState *s = vc->opaque;
if (CSR_STOP(s) || CSR_SPND(s))
return 0;
- if (s->recv_pos > 0)
- return 0;
-
return sizeof(s->buffer)-16;
}
#define MIN_BUF_SIZE 60
-static void pcnet_receive(void *opaque, const uint8_t *buf, int size)
+static ssize_t pcnet_receive(VLANClientState *vc, const uint8_t *buf, size_t size_)
{
- PCNetState *s = opaque;
+ PCNetState *s = vc->opaque;
int is_padr = 0, is_bcast = 0, is_ladr = 0;
uint8_t buf1[60];
int remaining;
int crc_err = 0;
+ int size = size_;
if (CSR_DRX(s) || CSR_STOP(s) || CSR_SPND(s) || !size)
- return;
+ return -1;
#ifdef PCNET_DEBUG
printf("pcnet_receive size=%d\n", size);
nrda = s->rdra +
(CSR_RCVRL(s) - rcvrc) *
(BCR_SWSTYLE(s) ? 16 : 8 );
- RMDLOAD(&rmd, PHYSADDR(s,nrda));
+ RMDLOAD(&rmd, nrda);
if (GET_FIELD(rmd.status, RMDS, OWN)) {
#ifdef PCNET_DEBUG_RMD
printf("pcnet - scan buffer: RCVRC=%d PREV_RCVRC=%d\n",
pcnet_poll(s);
pcnet_update_irq(s);
+
+ return size_;
}
static void pcnet_transmit(PCNetState *s)
if (BCR_SWSTYLE(s) == 1)
add_crc = !GET_FIELD(tmd.status, TMDS, NOFCS);
s->looptest = add_crc ? PCNET_LOOPTEST_CRC : PCNET_LOOPTEST_NOCRC;
- pcnet_receive(s, s->buffer, s->xmit_pos);
+ pcnet_receive(s->vc, s->buffer, s->xmit_pos);
s->looptest = 0;
} else
if (s->vc)
} else
if (s->xmit_pos >= 0) {
struct pcnet_TMD tmd;
- TMDLOAD(&tmd, PHYSADDR(s,xmit_cxda));
+ TMDLOAD(&tmd, xmit_cxda);
SET_FIELD(&tmd.misc, TMDM, BUFF, 1);
SET_FIELD(&tmd.misc, TMDM, UFLO, 1);
SET_FIELD(&tmd.status, TMDS, ERR, 1);
SET_FIELD(&tmd.status, TMDS, OWN, 0);
- TMDSTORE(&tmd, PHYSADDR(s,xmit_cxda));
+ TMDSTORE(&tmd, xmit_cxda);
s->csr[0] |= 0x0200; /* set TINT */
if (!CSR_DXSUFLO(s)) {
s->csr[0] &= ~0x0010;
return val;
}
-static void pcnet_h_reset(void *opaque)
+void pcnet_h_reset(void *opaque)
{
PCNetState *s = opaque;
int i;
/* Initialize the PROM */
- if (s->nd)
- memcpy(s->prom, s->nd->macaddr, 6);
+ memcpy(s->prom, s->conf.macaddr.a, 6);
s->prom[12] = s->prom[13] = 0x00;
s->prom[14] = s->prom[15] = 0x57;
s->bcr[BCR_PLAT ] = 0xff06;
pcnet_s_reset(s);
+ pcnet_update_irq(s);
+ pcnet_poll_timer(s);
}
static void pcnet_aprom_writeb(void *opaque, uint32_t addr, uint32_t val)
return val;
}
-static void pcnet_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
+void pcnet_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
{
PCNetState *s = opaque;
pcnet_poll_timer(s);
pcnet_update_irq(s);
}
-static uint32_t pcnet_ioport_readw(void *opaque, uint32_t addr)
+uint32_t pcnet_ioport_readw(void *opaque, uint32_t addr)
{
PCNetState *s = opaque;
uint32_t val = -1;
static void pcnet_ioport_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
- PCNetState *d = (PCNetState *)pci_dev;
+ PCNetState *d = &DO_UPCAST(PCIPCNetState, pci_dev, pci_dev)->state;
#ifdef PCNET_DEBUG_IO
printf("pcnet_ioport_map addr=0x%04x size=0x%04x\n", addr, size);
return val;
}
-
-static void pcnet_save(QEMUFile *f, void *opaque)
+static bool is_version_2(void *opaque, int version_id)
{
- PCNetState *s = opaque;
- unsigned int i;
-
- if (s->pci_dev)
- pci_device_save(s->pci_dev, f);
-
- qemu_put_sbe32(f, s->rap);
- qemu_put_sbe32(f, s->isr);
- qemu_put_sbe32(f, s->lnkst);
- qemu_put_be32s(f, &s->rdra);
- qemu_put_be32s(f, &s->tdra);
- qemu_put_buffer(f, s->prom, 16);
- for (i = 0; i < 128; i++)
- qemu_put_be16s(f, &s->csr[i]);
- for (i = 0; i < 32; i++)
- qemu_put_be16s(f, &s->bcr[i]);
- qemu_put_be64s(f, &s->timer);
- qemu_put_sbe32(f, s->xmit_pos);
- qemu_put_sbe32(f, s->recv_pos);
- qemu_put_buffer(f, s->buffer, 4096);
- qemu_put_sbe32(f, s->tx_busy);
- qemu_put_timer(f, s->poll_timer);
+ return version_id == 2;
}
-static int pcnet_load(QEMUFile *f, void *opaque, int version_id)
-{
- PCNetState *s = opaque;
- int i, ret;
-
- if (version_id != 2)
- return -EINVAL;
-
- if (s->pci_dev) {
- ret = pci_device_load(s->pci_dev, f);
- if (ret < 0)
- return ret;
+const VMStateDescription vmstate_pcnet = {
+ .name = "pcnet",
+ .version_id = 3,
+ .minimum_version_id = 2,
+ .minimum_version_id_old = 2,
+ .fields = (VMStateField []) {
+ VMSTATE_INT32(rap, PCNetState),
+ VMSTATE_INT32(isr, PCNetState),
+ VMSTATE_INT32(lnkst, PCNetState),
+ VMSTATE_UINT32(rdra, PCNetState),
+ VMSTATE_UINT32(tdra, PCNetState),
+ VMSTATE_BUFFER(prom, PCNetState),
+ VMSTATE_UINT16_ARRAY(csr, PCNetState, 128),
+ VMSTATE_UINT16_ARRAY(bcr, PCNetState, 32),
+ VMSTATE_UINT64(timer, PCNetState),
+ VMSTATE_INT32(xmit_pos, PCNetState),
+ VMSTATE_BUFFER(buffer, PCNetState),
+ VMSTATE_UNUSED_TEST(is_version_2, 4),
+ VMSTATE_INT32(tx_busy, PCNetState),
+ VMSTATE_TIMER(poll_timer, PCNetState),
+ VMSTATE_END_OF_LIST()
}
+};
- qemu_get_sbe32s(f, &s->rap);
- qemu_get_sbe32s(f, &s->isr);
- qemu_get_sbe32s(f, &s->lnkst);
- qemu_get_be32s(f, &s->rdra);
- qemu_get_be32s(f, &s->tdra);
- qemu_get_buffer(f, s->prom, 16);
- for (i = 0; i < 128; i++)
- qemu_get_be16s(f, &s->csr[i]);
- for (i = 0; i < 32; i++)
- qemu_get_be16s(f, &s->bcr[i]);
- qemu_get_be64s(f, &s->timer);
- qemu_get_sbe32s(f, &s->xmit_pos);
- qemu_get_sbe32s(f, &s->recv_pos);
- qemu_get_buffer(f, s->buffer, 4096);
- qemu_get_sbe32s(f, &s->tx_busy);
- qemu_get_timer(f, s->poll_timer);
+static const VMStateDescription vmstate_pci_pcnet = {
+ .name = "pcnet",
+ .version_id = 3,
+ .minimum_version_id = 2,
+ .minimum_version_id_old = 2,
+ .fields = (VMStateField []) {
+ VMSTATE_PCI_DEVICE(pci_dev, PCIPCNetState),
+ VMSTATE_STRUCT(state, PCIPCNetState, 0, vmstate_pcnet, PCNetState),
+ VMSTATE_END_OF_LIST()
+ }
+};
- return 0;
+void pcnet_common_cleanup(PCNetState *d)
+{
+ d->vc = NULL;
}
-static void pcnet_common_init(PCNetState *d, NICInfo *nd, const char *info_str)
+int pcnet_common_init(DeviceState *dev, PCNetState *s,
+ NetCleanup *cleanup)
{
- d->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, d);
-
- d->nd = nd;
-
- if (nd && nd->vlan) {
- d->vc = qemu_new_vlan_client(nd->vlan, pcnet_receive,
- pcnet_can_receive, d);
-
- snprintf(d->vc->info_str, sizeof(d->vc->info_str),
- "pcnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
- d->nd->macaddr[0],
- d->nd->macaddr[1],
- d->nd->macaddr[2],
- d->nd->macaddr[3],
- d->nd->macaddr[4],
- d->nd->macaddr[5]);
- } else {
- d->vc = NULL;
- }
- pcnet_h_reset(d);
- register_savevm("pcnet", -1, 2, pcnet_save, pcnet_load, d);
+ s->poll_timer = qemu_new_timer(vm_clock, pcnet_poll_timer, s);
+
+ qemu_macaddr_default_if_unset(&s->conf.macaddr);
+ s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
+ s->conf.vlan, s->conf.peer,
+ dev->info->name, dev->id,
+ pcnet_can_receive, pcnet_receive, NULL, NULL,
+ cleanup, s);
+ qemu_format_nic_info_str(s->vc, s->conf.macaddr.a);
+ pcnet_h_reset(s);
+ return 0;
}
/* PCI interface */
-static CPUWriteMemoryFunc *pcnet_mmio_write[] = {
- (CPUWriteMemoryFunc *)&pcnet_mmio_writeb,
- (CPUWriteMemoryFunc *)&pcnet_mmio_writew,
- (CPUWriteMemoryFunc *)&pcnet_mmio_writel
+static CPUWriteMemoryFunc * const pcnet_mmio_write[] = {
+ &pcnet_mmio_writeb,
+ &pcnet_mmio_writew,
+ &pcnet_mmio_writel
};
-static CPUReadMemoryFunc *pcnet_mmio_read[] = {
- (CPUReadMemoryFunc *)&pcnet_mmio_readb,
- (CPUReadMemoryFunc *)&pcnet_mmio_readw,
- (CPUReadMemoryFunc *)&pcnet_mmio_readl
+static CPUReadMemoryFunc * const pcnet_mmio_read[] = {
+ &pcnet_mmio_readb,
+ &pcnet_mmio_readw,
+ &pcnet_mmio_readl
};
static void pcnet_mmio_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
- PCNetState *d = (PCNetState *)pci_dev;
+ PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, pci_dev);
#ifdef PCNET_DEBUG_IO
printf("pcnet_mmio_map addr=0x%08x 0x%08x\n", addr, size);
#endif
- cpu_register_physical_memory(addr, PCNET_PNPMMIO_SIZE, d->mmio_index);
+ cpu_register_physical_memory(addr, PCNET_PNPMMIO_SIZE, d->state.mmio_index);
}
static void pci_physical_memory_write(void *dma_opaque, target_phys_addr_t addr,
cpu_physical_memory_read(addr, buf, len);
}
-void pci_pcnet_init(PCIBus *bus, NICInfo *nd, int devfn)
+static void pci_pcnet_cleanup(VLANClientState *vc)
+{
+ PCNetState *d = vc->opaque;
+
+ pcnet_common_cleanup(d);
+}
+
+static int pci_pcnet_uninit(PCIDevice *dev)
{
- PCNetState *d;
+ PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, dev);
+
+ cpu_unregister_io_memory(d->state.mmio_index);
+ vmstate_unregister(&vmstate_pci_pcnet, d);
+ qemu_del_timer(d->state.poll_timer);
+ qemu_free_timer(d->state.poll_timer);
+ qemu_del_vlan_client(d->state.vc);
+ return 0;
+}
+
+static int pci_pcnet_init(PCIDevice *pci_dev)
+{
+ PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev, pci_dev);
+ PCNetState *s = &d->state;
uint8_t *pci_conf;
#if 0
sizeof(struct pcnet_RMD), sizeof(struct pcnet_TMD));
#endif
- d = (PCNetState *)pci_register_device(bus, "PCNet", sizeof(PCNetState),
- devfn, NULL, NULL);
+ pci_conf = pci_dev->config;
- pci_conf = d->dev.config;
-
- *(uint16_t *)&pci_conf[0x00] = cpu_to_le16(0x1022);
- *(uint16_t *)&pci_conf[0x02] = cpu_to_le16(0x2000);
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_AMD);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_AMD_LANCE);
*(uint16_t *)&pci_conf[0x04] = cpu_to_le16(0x0007);
*(uint16_t *)&pci_conf[0x06] = cpu_to_le16(0x0280);
pci_conf[0x08] = 0x10;
pci_conf[0x09] = 0x00;
- pci_conf[0x0a] = 0x00; // ethernet network controller
- pci_conf[0x0b] = 0x02;
- pci_conf[0x0e] = 0x00; // header_type
+ pci_config_set_class(pci_conf, PCI_CLASS_NETWORK_ETHERNET);
+ pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
*(uint32_t *)&pci_conf[0x10] = cpu_to_le32(0x00000001);
*(uint32_t *)&pci_conf[0x14] = cpu_to_le32(0x00000000);
pci_conf[0x3f] = 0xff;
/* Handler for memory-mapped I/O */
- d->mmio_index =
- cpu_register_io_memory(0, pcnet_mmio_read, pcnet_mmio_write, d);
+ s->mmio_index =
+ cpu_register_io_memory(pcnet_mmio_read, pcnet_mmio_write, &d->state);
- pci_register_io_region((PCIDevice *)d, 0, PCNET_IOPORT_SIZE,
+ pci_register_bar((PCIDevice *)d, 0, PCNET_IOPORT_SIZE,
PCI_ADDRESS_SPACE_IO, pcnet_ioport_map);
- pci_register_io_region((PCIDevice *)d, 1, PCNET_PNPMMIO_SIZE,
+ pci_register_bar((PCIDevice *)d, 1, PCNET_PNPMMIO_SIZE,
PCI_ADDRESS_SPACE_MEM, pcnet_mmio_map);
- d->irq = d->dev.irq[0];
- d->phys_mem_read = pci_physical_memory_read;
- d->phys_mem_write = pci_physical_memory_write;
- d->pci_dev = &d->dev;
-
- pcnet_common_init(d, nd, "pcnet");
-}
-
-/* SPARC32 interface */
+ s->irq = pci_dev->irq[0];
+ s->phys_mem_read = pci_physical_memory_read;
+ s->phys_mem_write = pci_physical_memory_write;
-#if defined (TARGET_SPARC) && !defined(TARGET_SPARC64) // Avoid compile failure
-#include "sun4m.h"
+ vmstate_register(-1, &vmstate_pci_pcnet, d);
-static void parent_lance_reset(void *opaque, int irq, int level)
-{
- if (level)
- pcnet_h_reset(opaque);
-}
+ if (!pci_dev->qdev.hotplugged) {
+ static int loaded = 0;
+ if (!loaded) {
+ rom_add_option("pxe-pcnet.bin");
+ loaded = 1;
+ }
+ }
-static void lance_mem_writew(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef PCNET_DEBUG_IO
- printf("lance_mem_writew addr=" TARGET_FMT_plx " val=0x%04x\n", addr,
- val & 0xffff);
-#endif
- pcnet_ioport_writew(opaque, addr & 7, val & 0xffff);
+ return pcnet_common_init(&pci_dev->qdev, s, pci_pcnet_cleanup);
}
-static uint32_t lance_mem_readw(void *opaque, target_phys_addr_t addr)
+static void pci_reset(DeviceState *dev)
{
- uint32_t val;
-
- val = pcnet_ioport_readw(opaque, addr & 7);
-#ifdef PCNET_DEBUG_IO
- printf("lance_mem_readw addr=" TARGET_FMT_plx " val = 0x%04x\n", addr,
- val & 0xffff);
-#endif
+ PCIPCNetState *d = DO_UPCAST(PCIPCNetState, pci_dev.qdev, dev);
- return val & 0xffff;
+ pcnet_h_reset(&d->state);
}
-static CPUReadMemoryFunc *lance_mem_read[3] = {
- NULL,
- lance_mem_readw,
- NULL,
-};
-
-static CPUWriteMemoryFunc *lance_mem_write[3] = {
- NULL,
- lance_mem_writew,
- NULL,
+static PCIDeviceInfo pcnet_info = {
+ .qdev.name = "pcnet",
+ .qdev.size = sizeof(PCIPCNetState),
+ .qdev.reset = pci_reset,
+ .init = pci_pcnet_init,
+ .exit = pci_pcnet_uninit,
+ .qdev.props = (Property[]) {
+ DEFINE_NIC_PROPERTIES(PCIPCNetState, state.conf),
+ DEFINE_PROP_END_OF_LIST(),
+ }
};
-void lance_init(NICInfo *nd, target_phys_addr_t leaddr, void *dma_opaque,
- qemu_irq irq, qemu_irq *reset)
+static void pcnet_register_devices(void)
{
- PCNetState *d;
- int lance_io_memory;
-
- d = qemu_mallocz(sizeof(PCNetState));
- if (!d)
- return;
-
- lance_io_memory =
- cpu_register_io_memory(0, lance_mem_read, lance_mem_write, d);
-
- d->dma_opaque = dma_opaque;
-
- *reset = *qemu_allocate_irqs(parent_lance_reset, d, 1);
-
- cpu_register_physical_memory(leaddr, 4, lance_io_memory);
-
- d->irq = irq;
- d->phys_mem_read = ledma_memory_read;
- d->phys_mem_write = ledma_memory_write;
-
- pcnet_common_init(d, nd, "lance");
+ pci_qdev_register(&pcnet_info);
}
-#endif /* TARGET_SPARC */
+
+device_init(pcnet_register_devices)
projects / qemu.git / blobdiff