diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index 6d43e86..467c38e 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -145,7 +145,7 @@ struct _eeprom24c0x_t {
 
 typedef struct _eeprom24c0x_t eeprom24c0x_t;
 
-static eeprom24c0x_t eeprom = {
+static eeprom24c0x_t spd_eeprom = {
     .contents = {
         /* 00000000: */ 0x80,0x08,0xff,0x0D,0x0A,0xff,0x40,0x00,
         /* 00000008: */ 0x01,0x75,0x54,0x00,0x82,0x08,0x00,0x01,
@@ -166,10 +166,10 @@ static eeprom24c0x_t eeprom = {
     },
 };
 
-static void eeprom_generate(eeprom24c0x_t *eeprom, ram_addr_t ram_size)
+static void generate_eeprom_spd(uint8_t *eeprom, ram_addr_t ram_size)
 {
     enum { SDR = 0x4, DDR2 = 0x8 } type;
-    uint8_t *spd = eeprom->contents;
+    uint8_t *spd = spd_eeprom.contents;
     uint8_t nbanks = 0;
     uint16_t density = 0;
     int i;
@@ -214,71 +214,109 @@ static void eeprom_generate(eeprom24c0x_t *eeprom, ram_addr_t ram_size)
     for (i = 0; i < 63; i++) {
         spd[63] += spd[i];
     }
+
+    /* copy for SMBUS */
+    memcpy(eeprom, spd, sizeof(spd_eeprom.contents));
+}
+
+static void generate_eeprom_serial(uint8_t *eeprom)
+{
+    int i, pos = 0;
+    uint8_t mac[6] = { 0x00 };
+    uint8_t sn[5] = { 0x01, 0x23, 0x45, 0x67, 0x89 };
+
+    /* version */
+    eeprom[pos++] = 0x01;
+
+    /* count */
+    eeprom[pos++] = 0x02;
+
+    /* MAC address */
+    eeprom[pos++] = 0x01; /* MAC */
+    eeprom[pos++] = 0x06; /* length */
+    memcpy(&eeprom[pos], mac, sizeof(mac));
+    pos += sizeof(mac);
+
+    /* serial number */
+    eeprom[pos++] = 0x02; /* serial */
+    eeprom[pos++] = 0x05; /* length */
+    memcpy(&eeprom[pos], sn, sizeof(sn));
+    pos += sizeof(sn);
+
+    /* checksum */
+    eeprom[pos] = 0;
+    for (i = 0; i < pos; i++) {
+        eeprom[pos] += eeprom[i];
+    }
 }
 
-static uint8_t eeprom24c0x_read(void)
+static uint8_t eeprom24c0x_read(eeprom24c0x_t *eeprom)
 {
     logout("%u: scl = %u, sda = %u, data = 0x%02x\n",
-        eeprom.tick, eeprom.scl, eeprom.sda, eeprom.data);
-    return eeprom.sda;
+        eeprom->tick, eeprom->scl, eeprom->sda, eeprom->data);
+    return eeprom->sda;
 }
 
-static void eeprom24c0x_write(int scl, int sda)
+static void eeprom24c0x_write(eeprom24c0x_t *eeprom, int scl, int sda)
 {
-    if (eeprom.scl && scl && (eeprom.sda != sda)) {
+    if (eeprom->scl && scl && (eeprom->sda != sda)) {
         logout("%u: scl = %u->%u, sda = %u->%u i2c %s\n",
-                eeprom.tick, eeprom.scl, scl, eeprom.sda, sda, sda ? "stop" : "start");
+                eeprom->tick, eeprom->scl, scl, eeprom->sda, sda,
+                sda ? "stop" : "start");
         if (!sda) {
-            eeprom.tick = 1;
-            eeprom.command = 0;
+            eeprom->tick = 1;
+            eeprom->command = 0;
         }
-    } else if (eeprom.tick == 0 && !eeprom.ack) {
+    } else if (eeprom->tick == 0 && !eeprom->ack) {
         /* Waiting for start. */
         logout("%u: scl = %u->%u, sda = %u->%u wait for i2c start\n",
-                eeprom.tick, eeprom.scl, scl, eeprom.sda, sda);
-    } else if (!eeprom.scl && scl) {
+                eeprom->tick, eeprom->scl, scl, eeprom->sda, sda);
+    } else if (!eeprom->scl && scl) {
         logout("%u: scl = %u->%u, sda = %u->%u trigger bit\n",
-                eeprom.tick, eeprom.scl, scl, eeprom.sda, sda);
-        if (eeprom.ack) {
+                eeprom->tick, eeprom->scl, scl, eeprom->sda, sda);
+        if (eeprom->ack) {
             logout("\ti2c ack bit = 0\n");
             sda = 0;
-            eeprom.ack = 0;
-        } else if (eeprom.sda == sda) {
+            eeprom->ack = 0;
+        } else if (eeprom->sda == sda) {
             uint8_t bit = (sda != 0);
             logout("\ti2c bit = %d\n", bit);
-            if (eeprom.tick < 9) {
-                eeprom.command <<= 1;
-                eeprom.command += bit;
-                eeprom.tick++;
-                if (eeprom.tick == 9) {
-                    logout("\tcommand 0x%04x, %s\n", eeprom.command, bit ? "read" : "write");
-                    eeprom.ack = 1;
+            if (eeprom->tick < 9) {
+                eeprom->command <<= 1;
+                eeprom->command += bit;
+                eeprom->tick++;
+                if (eeprom->tick == 9) {
+                    logout("\tcommand 0x%04x, %s\n", eeprom->command,
+                           bit ? "read" : "write");
+                    eeprom->ack = 1;
                 }
-            } else if (eeprom.tick < 17) {
-                if (eeprom.command & 1) {
-                    sda = ((eeprom.data & 0x80) != 0);
+            } else if (eeprom->tick < 17) {
+                if (eeprom->command & 1) {
+                    sda = ((eeprom->data & 0x80) != 0);
                 }
-                eeprom.address <<= 1;
-                eeprom.address += bit;
-                eeprom.tick++;
-                eeprom.data <<= 1;
-                if (eeprom.tick == 17) {
-                    eeprom.data = eeprom.contents[eeprom.address];
-                    logout("\taddress 0x%04x, data 0x%02x\n", eeprom.address, eeprom.data);
-                    eeprom.ack = 1;
-                    eeprom.tick = 0;
+                eeprom->address <<= 1;
+                eeprom->address += bit;
+                eeprom->tick++;
+                eeprom->data <<= 1;
+                if (eeprom->tick == 17) {
+                    eeprom->data = eeprom->contents[eeprom->address];
+                    logout("\taddress 0x%04x, data 0x%02x\n",
+                           eeprom->address, eeprom->data);
+                    eeprom->ack = 1;
+                    eeprom->tick = 0;
                 }
-            } else if (eeprom.tick >= 17) {
+            } else if (eeprom->tick >= 17) {
                 sda = 0;
             }
         } else {
             logout("\tsda changed with raising scl\n");
         }
     } else {
-        logout("%u: scl = %u->%u, sda = %u->%u\n", eeprom.tick, eeprom.scl, scl, eeprom.sda, sda);
+        logout("%u: scl = %u->%u, sda = %u->%u\n", eeprom->tick, eeprom->scl,
+               scl, eeprom->sda, sda);
     }
-    eeprom.scl = scl;
-    eeprom.sda = sda;
+    eeprom->scl = scl;
+    eeprom->sda = sda;
 }
 
 static uint64_t malta_fpga_read(void *opaque, hwaddr addr,
@@ -341,7 +379,7 @@ static uint64_t malta_fpga_read(void *opaque, hwaddr addr,
 
     /* I2CINP Register */
     case 0x00b00:
-        val = ((s->i2cin & ~1) | eeprom24c0x_read());
+        val = ((s->i2cin & ~1) | eeprom24c0x_read(&spd_eeprom));
         break;
 
     /* I2COE Register */
@@ -437,7 +475,7 @@ static void malta_fpga_write(void *opaque, hwaddr addr,
 
     /* I2COUT Register */
     case 0x00b10:
-        eeprom24c0x_write(val & 0x02, val & 0x01);
+        eeprom24c0x_write(&spd_eeprom, val & 0x02, val & 0x01);
         s->i2cout = val;
         break;
 
@@ -842,6 +880,8 @@ void mips_malta_init(QEMUMachineInitArgs *args)
     MemoryRegion *ram = g_new(MemoryRegion, 1);
     MemoryRegion *bios, *bios_copy = g_new(MemoryRegion, 1);
     target_long bios_size = FLASH_SIZE;
+    const size_t smbus_eeprom_size = 8 * 256;
+    uint8_t *smbus_eeprom_buf = g_malloc0(smbus_eeprom_size);
     int64_t kernel_entry;
     PCIBus *pci_bus;
     ISABus *isa_bus;
@@ -909,7 +949,8 @@ void mips_malta_init(QEMUMachineInitArgs *args)
     memory_region_add_subregion(system_memory, 0, ram);
 
     /* generate SPD EEPROM data */
-    eeprom_generate(&eeprom, ram_size);
+    generate_eeprom_spd(&smbus_eeprom_buf[0 * 256], ram_size);
+    generate_eeprom_serial(&smbus_eeprom_buf[6 * 256]);
 
 #ifdef TARGET_WORDS_BIGENDIAN
     be = 1;
@@ -1031,8 +1072,8 @@ void mips_malta_init(QEMUMachineInitArgs *args)
     pci_create_simple(pci_bus, piix4_devfn + 2, "piix4-usb-uhci");
     smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100,
                           isa_get_irq(NULL, 9), NULL, 0, NULL);
-    /* TODO: Populate SPD eeprom data.  */
-    smbus_eeprom_init(smbus, 8, NULL, 0);
+    smbus_eeprom_init(smbus, 8, smbus_eeprom_buf, smbus_eeprom_size);
+    g_free(smbus_eeprom_buf);
     pit = pit_init(isa_bus, 0x40, 0, NULL);
     cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
     DMA_init(0, cpu_exit_irq);
