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etrax: QDevify the Ethernet MAC.

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Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Edgar E. Iglesias 2011-08-09 13:24:04 +02:00
parent b9c6cbff76
commit d949396e53
3 changed files with 69 additions and 33 deletions
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1
hw/cris_pic_cpu.c
View File

@ -22,6 +22,7 @@
* THE SOFTWARE.
*/
#include "sysbus.h"
#include "hw.h"
#include "pc.h"
#include "etraxfs.h"

21
hw/etraxfs.h
View File

@ -25,6 +25,21 @@
#include "etraxfs_dma.h"
qemu_irq *cris_pic_init_cpu(CPUState *env);
void etraxfs_eth_init(NICInfo *nd, target_phys_addr_t base, int phyaddr,
struct etraxfs_dma_client *dma_out,
struct etraxfs_dma_client *dma_in);
/* Instantiate an ETRAXFS Ethernet MAC. */
static inline DeviceState *
etraxfs_eth_init(NICInfo *nd, target_phys_addr_t base, int phyaddr,
void *dma_out, void *dma_in)
{
DeviceState *dev;
qemu_check_nic_model(nd, "fseth");
dev = qdev_create(NULL, "etraxfs-eth");
qdev_set_nic_properties(dev, nd);
qdev_prop_set_uint32(dev, "phyaddr", phyaddr);
qdev_prop_set_ptr(dev, "dma_out", dma_out);
qdev_prop_set_ptr(dev, "dma_in", dma_in);
qdev_init_nofail(dev);
sysbus_mmio_map(sysbus_from_qdev(dev), 0, base);
return dev;
}

80
hw/etraxfs_eth.c
View File

@ -23,7 +23,7 @@
*/
#include <stdio.h>
#include "hw.h"
#include "sysbus.h"
#include "net.h"
#include "etraxfs.h"
@ -319,6 +319,7 @@ static void mdio_cycle(struct qemu_mdio *bus)
struct fs_eth
{
SysBusDevice busdev;
NICState *nic;
NICConf conf;
int ethregs;
@ -327,8 +328,14 @@ struct fs_eth
uint8_t macaddr[2][6];
uint32_t regs[FS_ETH_MAX_REGS];
struct etraxfs_dma_client *dma_out;
struct etraxfs_dma_client *dma_in;
union {
void *vdma_out;
struct etraxfs_dma_client *dma_out;
};
union {
void *vdma_in;
struct etraxfs_dma_client *dma_in;
};
/* MDIO bus. */
struct qemu_mdio mdio_bus;
@ -579,37 +586,50 @@ static NetClientInfo net_etraxfs_info = {
.link_status_changed = eth_set_link,
};
void etraxfs_eth_init(NICInfo *nd, target_phys_addr_t base, int phyaddr,
struct etraxfs_dma_client *dma_out,
struct etraxfs_dma_client *dma_in)
static int fs_eth_init(SysBusDevice *dev)
{
struct fs_eth *eth = NULL;
struct fs_eth *s = FROM_SYSBUS(typeof(*s), dev);
int eth_regs;
qemu_check_nic_model(nd, "fseth");
if (!s->dma_out || !s->dma_in) {
hw_error("Unconnected ETRAX-FS Ethernet MAC.\n");
}
eth = qemu_mallocz(sizeof *eth);
s->dma_out->client.push = eth_tx_push;
s->dma_out->client.opaque = s;
s->dma_in->client.opaque = s;
s->dma_in->client.pull = NULL;
dma_out->client.push = eth_tx_push;
dma_out->client.opaque = eth;
dma_in->client.opaque = eth;
dma_in->client.pull = NULL;
eth_regs = cpu_register_io_memory(eth_read, eth_write, s,
DEVICE_LITTLE_ENDIAN);
sysbus_init_mmio(dev, 0x5c, eth_regs);
eth->dma_out = dma_out;
eth->dma_in = dma_in;
qemu_macaddr_default_if_unset(&s->conf.macaddr);
s->nic = qemu_new_nic(&net_etraxfs_info, &s->conf,
dev->qdev.info->name, dev->qdev.id, s);
qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a);
/* Connect the phy. */
eth->phyaddr = phyaddr & 0x1f;
tdk_init(&eth->phy);
mdio_attach(&eth->mdio_bus, &eth->phy, eth->phyaddr);
eth->ethregs = cpu_register_io_memory(eth_read, eth_write, eth,
DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory (base, 0x5c, eth->ethregs);
eth->conf.macaddr = nd->macaddr;
eth->conf.vlan = nd->vlan;
eth->conf.peer = nd->netdev;
eth->nic = qemu_new_nic(&net_etraxfs_info, &eth->conf,
nd->model, nd->name, eth);
tdk_init(&s->phy);
mdio_attach(&s->mdio_bus, &s->phy, s->phyaddr);
return 0;
}
static SysBusDeviceInfo etraxfs_eth_info = {
.init = fs_eth_init,
.qdev.name = "etraxfs-eth",
.qdev.size = sizeof(struct fs_eth),
.qdev.props = (Property[]) {
DEFINE_PROP_UINT32("phyaddr", struct fs_eth, phyaddr, 1),
DEFINE_PROP_PTR("dma_out", struct fs_eth, vdma_out),
DEFINE_PROP_PTR("dma_in", struct fs_eth, vdma_in),
DEFINE_NIC_PROPERTIES(struct fs_eth, conf),
DEFINE_PROP_END_OF_LIST(),
}
};
static void etraxfs_eth_register(void)
{
sysbus_register_withprop(&etraxfs_eth_info);
}
device_init(etraxfs_eth_register)