OpenE2K/qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

ETRAX: Let the ethernet PHY report the current link-state.

Browse Source 
* PHY reports correct link-state.
* Allow the board description to assign separate addresses to each PHY.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6255 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
edgar_igl 2009-01-09 00:04:35 +00:00
parent 5ab09f3349
commit 94410b78be
4 changed files with 27 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
hw/axis_dev88.c
View File

@ -304,10 +304,11 @@ void axisdev88_init (ram_addr_t ram_size, int vga_ram_size,
/* Add the two ethernet blocks. */
nd_table[0].model = nd_table[0].model ? nd_table[0].model : "fseth";
eth[0] = etraxfs_eth_init(&nd_table[0], env, pic->irq + 25, 0x30034000);
eth[0] = etraxfs_eth_init(&nd_table[0], env, pic->irq + 25, 0x30034000, 1);
if (nb_nics > 1) {
nd_table[1].model = nd_table[1].model ? nd_table[1].model : "fseth";
eth[1] = etraxfs_eth_init(&nd_table[1], env, pic->irq + 26, 0x30036000);
eth[1] = etraxfs_eth_init(&nd_table[1], env,
pic->irq + 26, 0x30036000, 2);
}
/* The DMA Connector block is missing, hardwire things for now. */

5
hw/etraxfs.c
View File

@ -95,10 +95,11 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size,
/* Add the two ethernet blocks. */
nd_table[0].model = nd_table[0].model ? nd_table[0].model : "fseth";
eth[0] = etraxfs_eth_init(&nd_table[0], env, pic->irq + 25, 0x30034000);
eth[0] = etraxfs_eth_init(&nd_table[0], env, pic->irq + 25, 0x30034000, 1);
if (nb_nics > 1) {
nd_table[1].model = nd_table[1].model ? nd_table[1].model : "fseth";
eth[1] = etraxfs_eth_init(&nd_table[1], env, pic->irq + 26, 0x30036000);
eth[1] = etraxfs_eth_init(&nd_table[1], env,
pic->irq + 26, 0x30036000, 2);
}
/* The DMA Connector block is missing, hardwire things for now. */

2
hw/etraxfs.h
View File

@ -37,6 +37,6 @@ struct etraxfs_pic *etraxfs_pic_init(CPUState *env, target_phys_addr_t base);
void etraxfs_timer_init(CPUState *env, qemu_irq *irqs, qemu_irq *nmi,
target_phys_addr_t base);
void *etraxfs_eth_init(NICInfo *nd, CPUState *env,
qemu_irq *irq, target_phys_addr_t base);
qemu_irq *irq, target_phys_addr_t base, int phyaddr);
void etraxfs_ser_init(CPUState *env, qemu_irq *irq, CharDriverState *chr,
target_phys_addr_t base);

23
hw/etraxfs_eth.c
View File

@ -45,6 +45,8 @@ struct qemu_phy
{
uint32_t regs[32];
int link;
unsigned int (*read)(struct qemu_phy *phy, unsigned int req);
void (*write)(struct qemu_phy *phy, unsigned int req,
unsigned int data);
@ -59,13 +61,15 @@ static unsigned int tdk_read(struct qemu_phy *phy, unsigned int req)
switch (regnum) {
case 1:
if (!phy->link)
break;
/* MR1. */
/* Speeds and modes. */
r |= (1 << 13) | (1 << 14);
r |= (1 << 11) | (1 << 12);
r |= (1 << 5); /* Autoneg complete. */
r |= (1 << 3); /* Autoneg able. */
r |= (1 << 2); /* Link. */
r |= (1 << 2); /* link. */
break;
case 5:
/* Link partner ability.
@ -83,6 +87,9 @@ static unsigned int tdk_read(struct qemu_phy *phy, unsigned int req)
int duplex = 0;
int speed_100 = 0;
if (!phy->link)
break;
/* Are we advertising 100 half or 100 duplex ? */
speed_100 = !!(phy->regs[4] & ADVERTISE_100HALF);
speed_100 |= !!(phy->regs[4] & ADVERTISE_100FULL);
@ -125,6 +132,7 @@ tdk_init(struct qemu_phy *phy)
phy->regs[3] = 0xe400;
/* Autonegotiation advertisement reg. */
phy->regs[4] = 0x01E1;
phy->link = 1;
phy->read = tdk_read;
phy->write = tdk_write;
@ -530,6 +538,13 @@ static int eth_tx_push(void *opaque, unsigned char *buf, int len)
return len;
}
static void eth_set_link(VLANClientState *vc)
{
struct fs_eth *eth = vc->opaque;
D(printf("%s %d\n", __func__, vc->link_down));
eth->phy.link = !vc->link_down;
}
static CPUReadMemoryFunc *eth_read[] = {
NULL, NULL,
&eth_readl,
@ -541,7 +556,7 @@ static CPUWriteMemoryFunc *eth_write[] = {
};
void *etraxfs_eth_init(NICInfo *nd, CPUState *env,
qemu_irq *irq, target_phys_addr_t base)
qemu_irq *irq, target_phys_addr_t base, int phyaddr)
{
struct etraxfs_dma_client *dma = NULL;
struct fs_eth *eth = NULL;
@ -565,7 +580,7 @@ void *etraxfs_eth_init(NICInfo *nd, CPUState *env,
eth->dma_in = dma + 1;
/* Connect the phy. */
eth->phyaddr = 1;
eth->phyaddr = phyaddr & 0x1f;
tdk_init(&eth->phy);
mdio_attach(&eth->mdio_bus, &eth->phy, eth->phyaddr);
@ -574,6 +589,8 @@ void *etraxfs_eth_init(NICInfo *nd, CPUState *env,
eth->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name,
eth_receive, eth_can_receive, eth);
eth->vc->opaque = eth;
eth->vc->link_status_changed = eth_set_link;
return dma;
err: