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DEC 21x4 changes of the day (March 24th, 2025)

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1. Change the block type of the extended format of the 21143 to 3 and do not issue an IRQ abuse.
This commit is contained in:
TC1995
2025-03-24 18:51:28 +01:00
parent 0d652824b2
commit c7b5aa8f04
1 changed files with 34 additions and 16 deletions
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50
src/network/net_tulip.c
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@@ -971,7 +971,8 @@ tulip_write(uint32_t addr, uint32_t data, void *opaque)
case CSR(7):
s->csr[7] = data;
tulip_update_int(s);
if (s->device_info->local)
tulip_update_int(s);
break;
case CSR(8):
@@ -1006,7 +1007,7 @@ tulip_write(uint32_t addr, uint32_t data, void *opaque)
case CSR(13):
s->csr[13] = data;
if (s->device_info->local == 3 && (data & 0x4)) {
if ((s->device_info->local == 3) && (data & 0x4)) {
s->csr[13] = 0x8f01;
s->csr[14] = 0xfffd;
s->csr[15] = 0;
@@ -1407,7 +1408,7 @@ nic_init(const device_t *info)
if (!s)
return NULL;
if (info->local && info->local != 3) {
if (info->local && (info->local != 3)) {
s->bios_addr = 0xD0000;
s->has_bios = device_get_config_int("bios");
} else {
@@ -1434,7 +1435,7 @@ nic_init(const device_t *info)
s->eeprom_data[2] = 0x14;
s->eeprom_data[3] = 0x21;
} else {
/*Subsystem Vendor ID*/
/*Subsystem Vendor ID*/
s->eeprom_data[0] = info->local ? 0x25 : 0x11;
s->eeprom_data[1] = 0x10;
@@ -1549,23 +1550,40 @@ nic_init(const device_t *info)
/*Block Count*/
s->eeprom_data[32] = 0x01;
/*Extended Format - Block Type 2 for 21142/21143*/
/*Extended Format - Block Type 3 for 21142/21143*/
/*Length (0:6) and Format Indicator (7)*/
s->eeprom_data[33] = 0x86;
s->eeprom_data[33] = 0x8d;
/*Block Type*/
s->eeprom_data[34] = 0x02;
s->eeprom_data[34] = 0x03;
/*Media Code (0:5), EXT (6), Reserved (7)*/
s->eeprom_data[35] = 0x01;
/*PHY Number*/
s->eeprom_data[35] = 0x00;
/*General Purpose Control*/
s->eeprom_data[36] = 0xff;
s->eeprom_data[37] = 0xff;
/*GPR Length*/
s->eeprom_data[36] = 0x00;
/*General Purpose Data*/
/*Reset Length*/
s->eeprom_data[37] = 0x00;
/*Media Capabilities*/
s->eeprom_data[38] = 0x00;
s->eeprom_data[39] = 0x00;
s->eeprom_data[39] = 0x78;
/*Nway Advertisement*/
s->eeprom_data[40] = 0xe0;
s->eeprom_data[41] = 0x01;
/*FDX Bit Map*/
s->eeprom_data[42] = 0x00;
s->eeprom_data[43] = 0x50;
/*TTM Bit Map*/
s->eeprom_data[44] = 0x00;
s->eeprom_data[45] = 0x18;
/*MII PHY Insertion/removal Indication*/
s->eeprom_data[46] = 0x00;
}
s->eeprom_data[126] = tulip_srom_crc(s->eeprom_data) & 0xff;
@@ -1608,7 +1626,7 @@ nic_init(const device_t *info)
checksum *= 2;
if (checksum > 65535)
checksum = checksum % 65535;
/* 3rd pair. */
checksum += (s->eeprom_data[4] * 256) | s->eeprom_data[5];
if (checksum > 65535)
@@ -1616,7 +1634,7 @@ nic_init(const device_t *info)
if (checksum >= 65535)
checksum = 0;
s->eeprom_data[6] = (checksum >> 8) & 0xFF;
s->eeprom_data[7] = checksum & 0xFF;
}