| #define SMBHSTADD 4␊ |
| #define SMBHSTDAT 5␊ |
| ␊ |
| ␊ |
| const char * getVendorName(const char * spd)␊ |
| {␊ |
| uint16_t code = *((uint16_t*) &spd[0x75]);␊ |
| int i;␊ |
| for (i=0; i < VEN_MAP_SIZE; i++)␊ |
| if (code==vendorMap[i].code)␊ |
| return vendorMap[i].name;␊ |
| uint16_t bank=0;␊ |
| ␊ |
| if (spd[2]==0x0b) { // DDR3␊ |
| for (i=0; i < VEN_MAP_SIZE; i++)␊ |
| if (code==vendorMap[i].code)␊ |
| return vendorMap[i].name;␊ |
| }␊ |
| else if (spd[2]==0x08 || spd[2]==0x07) { // DDR2 or DDR␊ |
| for (i=64; i<72 && spd[i]==0x7f;i++) bank++;␊ |
| code = bank+((uint16_t)spd[i])*256;␊ |
| for (i=0; i < VEN_MAP_SIZE; i++)␊ |
| if (code==vendorMap[i].code)␊ |
| return vendorMap[i].name;␊ |
| }␊ |
| ␊ |
| return "No Name";␊ |
| }␊ |
| ␊ |
|
| return ret;␊ |
| }␊ |
| ␊ |
| char * getDDRPartNum(const char* spd)␊ |
| {␊ |
| if (spd[2]==0x0b) // DDR3␊ |
| return &spd[128];␊ |
| else if (spd[2]==0x08 || spd[2]==0x07) // DDR2 or DDR␊ |
| return &spd[73];␊ |
| return "";␊ |
| }␊ |
| unsigned char smb_read_byte_intel(uint32_t base, uint8_t adr, uint8_t cmd)␊ |
| {␊ |
| ␉int l1, h1, l2, h2;␊ |
|
| ␊ |
| base = pci_config_read16(smbus_dev->dev.addr, 0x20) & 0xFFFE;␊ |
| DBG("Scanning smbus_dev <%04x, %04x> ...\n",smbus_dev->vendor_id, smbus_dev->device_id);␊ |
| ␊ |
| ␊ |
| getBoolForKey("DumpSPD", &dump, &bootInfo->bootConfig);␊ |
| ␊ |
| // Search MAX_RAM_SLOTS slots␊ |
|
| spd_size = smb_read_byte_intel(base, 0x50 + i, 0);␊ |
| ␊ |
| // Check spd is present␊ |
| if (spd_size != 0xff)␊ |
| if (spd_size && spd_size != 0xff)␊ |
| {␊ |
| slot->InUse = true;␊ |
| ␊ |
|
| ␊ |
| spd_type = (slot->spd[SPD_MEMORY_TYPE] < ((char) 12) ? slot->spd[SPD_MEMORY_TYPE] : 0);␊ |
| slot->Type = spd_mem_to_smbios[spd_type];␊ |
| strncpy(slot->PartNo, &slot->spd[0x80], 64);␊ |
| strncpy(slot->PartNo, getDDRPartNum(slot->spd), 64);␊ |
| strncpy(slot->Vendor, getVendorName(slot->spd), 64);␊ |
| ␊ |
| ser = getDDRSerial(slot->spd);␊ |
|
| sprintf(slot->SerialNo, "%d", ser);␊ |
| // determine speed␊ |
| slot->Frequency = getDDRspeedMhz(slot->spd);␊ |
| verbose("Slot %d Type %d %dMB (%s) %dMHz Vendor=%s, PartNo=%s SerialNo=%s\n", ␊ |
| if(dump) {␊ |
| printf("Slot %d Type %d %dMB (%s) %dMHz Vendor=%s, PartNo=%s SerialNo=%s\n", ␊ |
| i, ␊ |
| (int)slot->Type,␊ |
| slot->ModuleSize, ␊ |
|
| slot->Vendor,␊ |
| slot->PartNo,␊ |
| slot->SerialNo); ␊ |
| if(dump) {␊ |
| dumpPhysAddr("spd content: ",slot->spd, spd_size);␊ |
| getc();␊ |
| }␊ |
| }␊ |
| }␊ |
| #if DEBUG_SPD␊ |
| printf("Press a key to continue\n");␊ |
| getc();␊ |
| #endif␊ |
| }␊ |
| ␊ |
| static struct smbus_controllers_t smbus_controllers[] = {␊ |
| ␊ |
| ␉{0x8086, 0x5032, "EP80579", read_smb_intel },␊ |
| ␉{0x8086, 0x269B, "ESB2", read_smb_intel },␊ |
| ␉{0x8086, 0x25A4, "6300ESB", read_smb_intel },␊ |
| ␉{0x8086, 0x24C3, "ICH4", read_smb_intel },␊ |
|
| ␉{0x8086, 0x2930, "ICH9", read_smb_intel },␉␊ |
| ␉{0x8086, 0x3A30, "ICH10R", read_smb_intel },␊ |
| ␉{0x8086, 0x3A60, "ICH10B", read_smb_intel },␊ |
| ␉{0x8086, 0x3B30, "P55", read_smb_intel }␊ |
| ␉{0x8086, 0x3B30, "P55", read_smb_intel },␊ |
| ␉{0x8086, 0x5032, "EP80579", read_smb_intel }␊ |
| ␊ |
| };␊ |
| ␊ |
