diff --git a/hw/sun4m.c b/hw/sun4m.c
index a636638b5..9b6aae53c 100644
--- a/hw/sun4m.c
+++ b/hw/sun4m.c
@@ -262,6 +262,13 @@ static void sun4m_init(int ram_size, int vga_ram_size, int boot_device,
     slavio_serial_init(PHYS_JJ_SER, PHYS_JJ_SER_IRQ, serial_hds[1], serial_hds[0]);
     fdctrl_init(PHYS_JJ_FLOPPY_IRQ, 0, 1, PHYS_JJ_FDC, fd_table);
     main_esp = esp_init(bs_table, PHYS_JJ_ESP, dma);
+
+    for (i = 0; i < MAX_DISKS; i++) {
+        if (bs_table[i]) {
+            esp_scsi_attach(main_esp, bs_table[i], i);
+        }
+    }
+
     slavio_misc = slavio_misc_init(PHYS_JJ_SLAVIO, PHYS_JJ_ME_IRQ);
     cs_init(PHYS_JJ_CS, PHYS_JJ_CS_IRQ, slavio_intctl);
     sparc32_dma_set_reset_data(dma, main_esp, main_lance);