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net_tulip: L80225 transceiver emulation

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This commit is contained in:
Cacodemon345
2023-08-04 15:04:58 +06:00
parent 76faa5ef75
commit 57decf2e72
3 changed files with 52 additions and 5 deletions
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13
src/network/net_tulip.c
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@@ -660,7 +660,7 @@ static const uint16_t tulip_mdi_default[] = {
0x0000,
0x0000,
0x0000,
0x0000,
0x3800,
0x0000,
/* MDI Registers 16 - 31 */
0x0003,
@@ -683,6 +683,7 @@ static const uint16_t tulip_mdi_default[] = {
/* Readonly mask for MDI (PHY) registers */
static const uint16_t tulip_mdi_mask[] = {
/* MDI Registers 0 - 6, 7 */
0x0000,
0xffff,
0xffff,
@@ -691,6 +692,7 @@ static const uint16_t tulip_mdi_mask[] = {
0xffff,
0xffff,
0x0000,
/* MDI Registers 8 - 15 */
0x0000,
0x0000,
0x0000,
@@ -699,6 +701,7 @@ static const uint16_t tulip_mdi_mask[] = {
0x0000,
0x0000,
0x0000,
/* MDI Registers 16 - 31 */
0x0fff,
0x0000,
0xffff,
@@ -717,12 +720,15 @@ static const uint16_t tulip_mdi_mask[] = {
0x0000,
};
extern uint16_t l80225_mii_readw(uint16_t* regs, uint16_t addr);
extern void l80225_mii_writew(uint16_t* regs, uint16_t addr, uint16_t val);
static uint16_t
tulip_mii_read(TULIPState *s, int phy, int reg)
{
uint16_t ret = 0;
if (phy == 1) {
ret = s->mii_regs[reg];
ret = l80225_mii_readw(s->mii_regs, reg);
}
return ret;
}
@@ -734,8 +740,7 @@ tulip_mii_write(TULIPState *s, int phy, int reg, uint16_t data)
return;
}
s->mii_regs[reg] &= ~tulip_mdi_mask[reg];
s->mii_regs[reg] |= (data & tulip_mdi_mask[reg]);
return l80225_mii_writew(s->mii_regs, reg, data);
}
static void