diff --git a/src/include/86box/machine.h b/src/include/86box/machine.h
index 5dd95b673..da52c68f5 100644
--- a/src/include/86box/machine.h
+++ b/src/include/86box/machine.h
@@ -472,6 +472,7 @@ extern int machine_at_wd76c10_init(const machine_t *);
 extern int machine_at_arb1374_init(const machine_t *);
 extern int machine_at_sbc350a_init(const machine_t *);
 extern int machine_at_flytech386_init(const machine_t *);
+extern int machine_at_325ax_init(const machine_t *);
 extern int machine_at_mr1217_init(const machine_t *);
 extern int machine_at_pja511m_init(const machine_t *);
 extern int machine_at_prox1332_init(const machine_t *);
diff --git a/src/machine/m_at_286_386sx.c b/src/machine/m_at_286_386sx.c
index 79a82595f..0153c0fe7 100644
--- a/src/machine/m_at_286_386sx.c
+++ b/src/machine/m_at_286_386sx.c
@@ -304,6 +304,8 @@ machine_at_award286_init(const machine_t *model)
     if (fdc_type == FDC_INTERNAL)
         device_add(&fdc_at_device);
 
+    device_add(&ide_isa_device);
+
     return ret;
 }
 
@@ -406,6 +408,8 @@ machine_at_spc4200p_init(const machine_t *model)
     if (fdc_type == FDC_INTERNAL)
         device_add(&fdc_at_device);
 
+    device_add(&ide_isa_device);
+
     return ret;
 }
 
@@ -449,6 +453,8 @@ machine_at_spc4620p_init(const machine_t *model)
     if (fdc_type == FDC_INTERNAL)
         device_add(&fdc_at_device);
 
+    device_add(&ide_isa_device);
+
     return ret;
 }
 
@@ -483,6 +489,8 @@ machine_at_deskmaster286_init(const machine_t *model)
 
     if (fdc_type == FDC_INTERNAL)
         device_add(&fdc_at_device);
+        
+    device_add(&ide_isa_device);
 
     return ret;
 }
@@ -711,7 +719,7 @@ machine_at_sbc350a_init(const machine_t *model)
 
     device_add(&ali1217_device);
     device_add(&fdc37c665_ide_device);
-    device_add(&keyboard_at_device);
+    device_add(&keyboard_ps2_ami_device);
 
     return ret;
 }
@@ -735,7 +743,27 @@ machine_at_flytech386_init(const machine_t *model)
     if (gfxcard[0] == VID_INTERNAL)
         device_add(&tvga8900d_device);
 
-    device_add(&keyboard_ps2_device);
+    device_add(&keyboard_at_ami_device);
+
+    return ret;
+}
+
+int
+machine_at_325ax_init(const machine_t *model)
+{
+    int ret;
+
+    ret = bios_load_linear("roms/machines/325ax/M27C512.BIN",
+                           0x000f0000, 65536, 0);
+
+    if (bios_only || !ret)
+        return ret;
+
+    machine_at_common_init(model);
+
+    device_add(&ali1217_device);
+    device_add(&fdc_at_device);
+    device_add(&keyboard_at_ami_device);
 
     return ret;
 }
@@ -751,11 +779,11 @@ machine_at_mr1217_init(const machine_t *model)
     if (bios_only || !ret)
         return ret;
 
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
 
     device_add(&ali1217_device);
     device_add(&fdc_at_device);
-    device_add(&keyboard_ps2_device);
+    device_add(&keyboard_at_ami_device);
 
     return ret;
 }
diff --git a/src/machine/m_at_386dx_486.c b/src/machine/m_at_386dx_486.c
index b8d4c2e48..6e3d185d4 100644
--- a/src/machine/m_at_386dx_486.c
+++ b/src/machine/m_at_386dx_486.c
@@ -93,7 +93,7 @@ machine_at_asus386_init(const machine_t *model)
 static void
 machine_at_sis401_common_init(const machine_t *model)
 {
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
     device_add(&sis_85c401_device);
     device_add(&keyboard_at_ami_device);
 
@@ -144,7 +144,7 @@ machine_at_av4_init(const machine_t *model)
     if (bios_only || !ret)
         return ret;
 
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
     device_add(&sis_85c460_device);
     device_add(&keyboard_at_ami_device);
 
@@ -424,7 +424,7 @@ machine_at_acerv10_init(const machine_t *model)
 
     device_add(&sis_85c461_device);
     device_add(&keyboard_ps2_acer_pci_device);
-    device_add(&ide_isa_2ch_device);
+    device_add(&ide_isa_device);
 
     if (fdc_type == FDC_INTERNAL)
         device_add(&fdc_at_device);
@@ -461,7 +461,7 @@ machine_at_decpclpv_init(const machine_t *model)
 static void
 machine_at_ali1429_common_init(const machine_t *model, int is_green)
 {
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
 
     if (is_green)
         device_add(&ali1429g_device);
@@ -517,7 +517,7 @@ machine_at_opti495_init(const machine_t *model)
     if (bios_only || !ret)
         return ret;
 
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
 
     device_add(&opti495_device);
 
@@ -532,7 +532,7 @@ machine_at_opti495_init(const machine_t *model)
 static void
 machine_at_opti495_ami_common_init(const machine_t *model)
 {
-    machine_at_common_ide_init(model);
+    machine_at_common_init(model);
 
     device_add(&opti495_device);
 
@@ -774,7 +774,6 @@ machine_at_ami471_init(const machine_t *model)
         return ret;
 
     machine_at_sis_85c471_common_init(model);
-    device_add(&ide_vlb_device);
     device_add(&keyboard_at_ami_device);
 
     return ret;
@@ -792,8 +791,7 @@ machine_at_vli486sv2g_init(const machine_t *model)
         return ret;
 
     machine_at_sis_85c471_common_init(model);
-    device_add(&ide_vlb_2ch_device);
-    device_add(&keyboard_ps2_ami_device);
+    device_add(&keyboard_at_ami_device);
 
     return ret;
 }
@@ -810,7 +808,6 @@ machine_at_dtk486_init(const machine_t *model)
         return ret;
 
     machine_at_sis_85c471_common_init(model);
-    device_add(&ide_vlb_device);
     device_add(&keyboard_at_device);
 
     return ret;
@@ -846,7 +843,6 @@ machine_at_win471_init(const machine_t *model)
         return ret;
 
     machine_at_sis_85c471_common_init(model);
-    device_add(&ide_vlb_device);
     device_add(&keyboard_at_ami_device);
 
     return ret;
@@ -897,7 +893,6 @@ machine_at_vi15g_init(const machine_t *model)
         return ret;
 
     machine_at_sis_85c471_common_init(model);
-    device_add(&ide_vlb_device);
     device_add(&keyboard_at_ami_device);
 
     return ret;
@@ -1140,7 +1135,7 @@ machine_at_alfredo_init(const machine_t *model)
         return ret;
 
     machine_at_common_init(model);
-    device_add(&ide_pci_2ch_device);
+    device_add(&ide_pci_device);
 
     pci_init(PCI_CONFIG_TYPE_2 | PCI_NO_IRQ_STEERING);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
@@ -1342,7 +1337,6 @@ machine_at_pci400cb_init(const machine_t *model)
 
     machine_at_common_init_ex(model, 2);
     device_add(&ami_1994_nvr_device);
-    device_add(&ide_isa_device);
 
     pci_init(PCI_CONFIG_TYPE_1);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
@@ -1374,7 +1368,6 @@ machine_at_g486ip_init(const machine_t *model)
 
     machine_at_common_init_ex(model, 2);
     device_add(&ami_1992_nvr_device);
-    device_add(&ide_isa_device);
 
     pci_init(PCI_CONFIG_TYPE_1);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
@@ -1647,7 +1640,7 @@ machine_at_tf486_init(const machine_t *model)
 
     device_add(&ali1489_device);
     device_add(&w83977ef_device);
-    device_add(&keyboard_ps2_device);
+    device_add(&keyboard_at_device);
     device_add(&sst_flash_29ee010_device);
 
     return ret;
diff --git a/src/machine/m_at_compaq.c b/src/machine/m_at_compaq.c
index 86656b181..428199de7 100644
--- a/src/machine/m_at_compaq.c
+++ b/src/machine/m_at_compaq.c
@@ -795,11 +795,6 @@ machine_at_compaq_init(const machine_t *model, int type)
             break;
 
         case COMPAQ_PORTABLEIII:
-            if (gfxcard[0] == VID_INTERNAL)
-                device_add(&compaq_plasma_device);
-            machine_at_init(model);
-            break;
-
         case COMPAQ_PORTABLEIII386:
             if (hdc_current == 1)
                 device_add(&ide_isa_device);
@@ -810,8 +805,6 @@ machine_at_compaq_init(const machine_t *model, int type)
 
         case COMPAQ_DESKPRO386:
         case COMPAQ_DESKPRO386_05_1988:
-            if (hdc_current == 1)
-                device_add(&ide_isa_device);
             device_add(&compaq_386_device);
             machine_at_common_init(model);
             device_add(&keyboard_at_compaq_device);
diff --git a/src/machine/m_at_socket370.c b/src/machine/m_at_socket370.c
index 2b2615422..4164b425a 100644
--- a/src/machine/m_at_socket370.c
+++ b/src/machine/m_at_socket370.c
@@ -141,6 +141,9 @@ machine_at_p6bap_init(const machine_t *model)
     device_add(&sst_flash_39sf020_device);
     spd_register(SPD_TYPE_SDRAM, 0x7, 256);
 
+    if (sound_card_current[0] == SOUND_INTERNAL)
+        device_add(&cmi8738_onboard_device);
+
     return ret;
 }
 
diff --git a/src/machine/m_at_socket4.c b/src/machine/m_at_socket4.c
index a32617de4..2d7ebe0f9 100644
--- a/src/machine/m_at_socket4.c
+++ b/src/machine/m_at_socket4.c
@@ -45,7 +45,7 @@ void
 machine_at_premiere_common_init(const machine_t *model, int pci_switch)
 {
     machine_at_common_init(model);
-    device_add(&ide_pci_2ch_device);
+    device_add(&ide_pci_device);
 
     pci_init(PCI_CONFIG_TYPE_2 | pci_switch);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
@@ -181,7 +181,7 @@ machine_at_dellxp60_init(const machine_t *model)
         return ret;
 
     machine_at_common_init(model);
-    device_add(&ide_pci_2ch_device);
+    device_add(&ide_pci_device);
 
     pci_init(PCI_CONFIG_TYPE_2);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
diff --git a/src/machine/m_at_socket7_3v.c b/src/machine/m_at_socket7_3v.c
index 5fb136d3c..2e642082d 100644
--- a/src/machine/m_at_socket7_3v.c
+++ b/src/machine/m_at_socket7_3v.c
@@ -547,7 +547,7 @@ machine_at_acerm3a_init(const machine_t *model)
     device_add(&i430hx_device);
     device_add(&piix3_device);
     device_add(&keyboard_ps2_pci_device);
-    device_add(&fdc37c932fr_device);
+    device_add(&fdc37c935_device);
 
     device_add(&sst_flash_29ee010_device);
 
diff --git a/src/machine/machine_table.c b/src/machine/machine_table.c
index b05ab9d55..519fc37b6 100644
--- a/src/machine/machine_table.c
+++ b/src/machine/machine_table.c
@@ -2817,7 +2817,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_VIDEO,
+        .flags = MACHINE_IDE | MACHINE_VIDEO,
         .ram = {
             .min = 640,
             .max = 16384,
@@ -3341,7 +3341,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_VIDEO,
+        .flags = MACHINE_IDE | MACHINE_VIDEO,
         .ram = {
             .min = 512,
             .max = 16384,
@@ -3501,7 +3501,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_FLAGS_NONE,
+        .flags = MACHINE_IDE,
         .ram = {
             .min = 512,
             .max = 16384,
@@ -3581,7 +3581,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_FLAGS_NONE,
+        .flags = MACHINE_IDE, /* Has internal video: C&T VGA 411 */
         .ram = {
             .min = 512,
             .max = 2048,
@@ -3661,7 +3661,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_VIDEO,
+        .flags = MACHINE_IDE | MACHINE_VIDEO,
         .ram = {
             .min = 1024,
             .max = 5120,
@@ -3700,8 +3700,8 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_AT,
-        .flags = MACHINE_FLAGS_NONE,
+        .bus_flags = MACHINE_PS2,
+        .flags = MACHINE_IDE, /* Has internal video: C&T VGA 411 */
         .ram = {
             .min = 512,
             .max = 16384,
@@ -3964,7 +3964,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has the AMIKey KBC firmware, which is an updated 'F' type. */
+    /* Has the AMIKey-2 KBC. */
     {
         .name = "[ALi M1217] AAEON SBC-350A",
         .internal_name = "sbc350a",
@@ -4004,11 +4004,9 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has an AMI KBC firmware, the only photo of this is too low resolution
-       for me to read what's on the KBC chip, so I'm going to assume AMI 'F'
-       based on the other known HT18 AMI BIOS strings. */
+    /* Has a VIA VT82C42N KBC. */
     {
-        .name = "[ALi M1217] Flytech 386",
+        .name = "[ALi M1217] Flytech A36",
         .internal_name = "flytech386",
         .type = MACHINE_TYPE_386SX,
         .chipset = MACHINE_CHIPSET_ALI_M1217,
@@ -4027,7 +4025,7 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PS2,
+        .bus_flags = MACHINE_AT,
         .flags = MACHINE_IDE | MACHINE_VIDEO,
         .ram = {
             .min = 1024,
@@ -4046,10 +4044,49 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* I'm going to assume this has a standard/generic IBM-compatible AT KBC
-       firmware until the board is identified. */
+    /* Has a JetKey KBC without version, shows up as a 'H'. */
     {
-        .name = "[ALi M1217] MR BIOS 386SX clone",
+        .name = "[ALi M1217] Chaintech 325AX",
+        .internal_name = "325ax",
+        .type = MACHINE_TYPE_386SX,
+        .chipset = MACHINE_CHIPSET_ALI_M1217,
+        .init = machine_at_325ax_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_386SX,
+            .block = CPU_BLOCK_NONE,
+            .min_bus = 0,
+            .max_bus = 0,
+            .min_voltage = 0,
+            .max_voltage = 0,
+            .min_multi = 0,
+            .max_multi = 0
+        },
+        .bus_flags = MACHINE_AT,
+        .flags = MACHINE_FLAGS_NONE,
+        .ram = {
+            .min = 1024,
+            .max = 16384,
+            .step = 1024
+        },
+        .nvrmask = 127,
+        .kbc_device = NULL,
+        .kbc_p1 = 0xff,
+        .gpio = 0xffffffff,
+        .gpio_acpi = 0xffffffff,
+        .device = NULL,
+        .fdc_device = NULL,
+        .sio_device = NULL,
+        .vid_device = NULL,
+        .snd_device = NULL,
+        .net_device = NULL
+    },
+    /* Has a JetKey KBC without version, shows up as a 'H'. */
+    {
+        .name = "[ALi M1217] Chaintech 325AX (MR BIOS)",
         .internal_name = "mr1217",
         .type = MACHINE_TYPE_386SX,
         .chipset = MACHINE_CHIPSET_ALI_M1217,
@@ -4069,7 +4106,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_IDE,
+        .flags = MACHINE_FLAGS_NONE,
         .ram = {
             .min = 1024,
             .max = 16384,
@@ -4539,7 +4576,7 @@ const machine_t machines[] = {
     /* Has an unknown AMI KBC firmware, I'm going to assume 'F' until a
        photo or real hardware BIOS string is found. */
     {
-        .name = "[SCAT] KMX-C-02",
+        .name = "[SCAT] Kaimei KMX-C-02",
         .internal_name = "kmxc02",
         .type = MACHINE_TYPE_386SX,
         .chipset = MACHINE_CHIPSET_SCAT,
@@ -4744,8 +4781,9 @@ const machine_t machines[] = {
     },
 
     /* 386DX machines */
+    /* Has a Jetkey V3, which identifies as a 'B'. */
     {
-        .name = "[ACC 2168] AMI 386DX clone",
+        .name = "[ACC 2168] Juko AT046DX3",
         .internal_name = "acc386",
         .type = MACHINE_TYPE_386DX,
         .chipset = MACHINE_CHIPSET_ACC_2168,
@@ -4885,7 +4923,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_IDE,
+        .flags = MACHINE_FLAGS_NONE,
         .ram = {
             .min = 1024,
             .max = 16384,
@@ -4924,7 +4962,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_IDE,
+        .flags = MACHINE_FLAGS_NONE,
         .ram = {
             .min = 1024,
             .max = 16384,
@@ -5021,7 +5059,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMI Megakey P KBC firmware */
+    /* Has a Lance LT38C41 with AMI Megakey P KBC firmware */
     {
         .name = "[ALi M1429] ECS Panda 386V",
         .internal_name = "ecs386v",
@@ -5058,6 +5096,48 @@ const machine_t machines[] = {
         .vid_device = NULL,
         .snd_device = NULL,
         .net_device = NULL
+    },
+     /* The board has a "ASII KB-100" which I was not able to find any information about, 
+        but the BIOS sends commands C9 without a parameter and D5, both of which are
+        Phoenix MultiKey commands. */
+    {
+        .name = "[OPTi 495] U-Board OPTi 495SLC",
+        .internal_name = "award495",
+        .type = MACHINE_TYPE_386DX,
+        .chipset = MACHINE_CHIPSET_OPTI_495,
+        .init = machine_at_opti495_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_386DX, /* Actual machine only supports 386DXes */
+            .block = CPU_BLOCK_NONE,
+            .min_bus = 0,
+            .max_bus = 0,
+            .min_voltage = 0,
+            .max_voltage = 0,
+            .min_multi = 0,
+            .max_multi = 0
+        },
+        .bus_flags = MACHINE_AT,
+        .flags = MACHINE_APM,
+        .ram = {
+            .min = 1024,
+            .max = 32768,
+            .step = 1024
+        },
+        .nvrmask = 127,
+        .kbc_device = NULL,
+        .kbc_p1 = 0xff,
+        .gpio = 0xffffffff,
+        .gpio_acpi = 0xffffffff,
+        .device = NULL,
+        .fdc_device = NULL,
+        .sio_device = NULL,
+        .vid_device = NULL,
+        .snd_device = NULL,
+        .net_device = NULL
     },
     /* Has AMIKey F KBC firmware. */
     {
@@ -5143,47 +5223,6 @@ const machine_t machines[] = {
     },
 
     /* 386DX/486 machines */
-    /* The BIOS sends commands C9 without a parameter and D5, both of which are
-       Phoenix MultiKey commands. */
-    {
-        .name = "[OPTi 495] Award 486 clone",
-        .internal_name = "award495",
-        .type = MACHINE_TYPE_386DX_486,
-        .chipset = MACHINE_CHIPSET_OPTI_495,
-        .init = machine_at_opti495_init,
-        .p1_handler = NULL,
-        .gpio_handler = NULL,
-        .available_flag = MACHINE_AVAILABLE,
-        .gpio_acpi_handler = NULL,
-        .cpu = {
-            .package = CPU_PKG_386DX | CPU_PKG_SOCKET1,
-            .block = CPU_BLOCK_NONE,
-            .min_bus = 0,
-            .max_bus = 0,
-            .min_voltage = 0,
-            .max_voltage = 0,
-            .min_multi = 0,
-            .max_multi = 0
-        },
-        .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
-        .ram = {
-            .min = 1024,
-            .max = 32768,
-            .step = 1024
-        },
-        .nvrmask = 127,
-        .kbc_device = NULL,
-        .kbc_p1 = 0xff,
-        .gpio = 0xffffffff,
-        .gpio_acpi = 0xffffffff,
-        .device = NULL,
-        .fdc_device = NULL,
-        .sio_device = NULL,
-        .vid_device = NULL,
-        .snd_device = NULL,
-        .net_device = NULL
-    },
     /* Has AMIKey F KBC firmware. */
     {
         .name = "[OPTi 495] DataExpert SX495",
@@ -5206,7 +5245,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 32768,
@@ -5246,7 +5285,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 32768,
@@ -5412,7 +5451,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 32768,
@@ -5495,7 +5534,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -5535,7 +5574,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -5575,7 +5614,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_AT,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -5616,7 +5655,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -5634,7 +5673,47 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has a MR (!) KBC firmware, which is a clone of the standard IBM PS/2 KBC firmware. */
+    /* Uses an NEC 90M002A (UPD82C42C, 8042 clone) with unknown firmware. */
+    {
+        .name = "[SiS 461] Acer V10",
+        .internal_name = "acerv10",
+        .type = MACHINE_TYPE_486,
+        .chipset = MACHINE_CHIPSET_SIS_461,
+        .init = machine_at_acerv10_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_SOCKET1,
+            .block = CPU_BLOCK_NONE,
+            .min_bus = 0,
+            .max_bus = 0,
+            .min_voltage = 0,
+            .max_voltage = 0,
+            .min_multi = 0,
+            .max_multi = 0
+        },
+        .bus_flags = MACHINE_PS2_VLB,
+        .flags = MACHINE_IDE | MACHINE_APM, /* Machine has internal SCSI: Adaptec AIC-6360 */
+        .ram = {
+            .min = 1024,
+            .max = 32768,
+            .step = 1024
+        },
+        .nvrmask = 127,
+        .kbc_device = NULL,
+        .kbc_p1 = 0xff,
+        .gpio = 0xffffffff,
+        .gpio_acpi = 0xffffffff,
+        .device = NULL,
+        .fdc_device = NULL,
+        .sio_device = NULL,
+        .vid_device = NULL,
+        .snd_device = NULL,
+        .net_device = NULL
+    },
+    /* Has MR (!) KBC firmware, which is a clone of the standard IBM PS/2 KBC firmware. */
     {
         .name = "[SiS 471] SiS VL-BUS 471 REV. A1",
         .internal_name = "px471",
@@ -5717,9 +5796,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* According to Deksor on the Win3x.org forum, the BIOS string ends in a -0,
-       indicating an unknown KBC firmware. But it does send the AMIKey get version
-       command, so it must expect an AMIKey. */
+    /* Has a VLSI VL82C113A SCAMP Combination I/O which holds the KBC. */
     {
         .name = "[VLSI 82C480] HP Vectra 486VL",
         .internal_name = "vect486vl",
@@ -5754,7 +5831,7 @@ const machine_t machines[] = {
         .gpio_acpi = 0xffffffff,
         .device = NULL,
         .fdc_device = NULL,
-        .sio_device = NULL,
+        .sio_device = NULL, /*Has SIO (sorta): VLSI VL82C113A SCAMP Combination I/O*/
         .vid_device = &gd5428_onboard_device,
         .snd_device = NULL,
         .net_device = NULL
@@ -5904,7 +5981,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_VIDEO | MACHINE_APM,
         .ram = {
             .min = 4096,
             .max = 36864,
@@ -5944,7 +6021,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 32768,
@@ -5962,6 +6039,46 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
+    /* This has a standalone AMI Megakey 1993, which is type 'P'. */
+    {
+        .name = "[IMS 8848] Tekram G486IP",
+        .internal_name = "g486ip",
+        .type = MACHINE_TYPE_486_S2,
+        .chipset = MACHINE_CHIPSET_IMS_8848,
+        .init = machine_at_g486ip_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_SOCKET3,
+            .block = CPU_BLOCK_NONE,
+            .min_bus = 0,
+            .max_bus = 0,
+            .min_voltage = 0,
+            .max_voltage = 0,
+            .min_multi = 0,
+            .max_multi = 0
+        },
+        .bus_flags = MACHINE_PCI,
+        .flags = MACHINE_APM,
+        .ram = {
+            .min = 2048,
+            .max = 131072,
+            .step = 2048
+        },
+        .nvrmask = 127,
+        .kbc_device = NULL,
+        .kbc_p1 = 0xff,
+        .gpio = 0xffffffff,
+        .gpio_acpi = 0xffffffff,
+        .device = NULL,
+        .fdc_device = NULL,
+        .sio_device = NULL,
+        .vid_device = NULL,
+        .snd_device = NULL,
+        .net_device = NULL
+    },
     /* Uses an Intel KBC with Phoenix MultiKey KBC firmware. */
     {
         .name = "[SiS 461] DEC DECpc LPV",
@@ -5984,7 +6101,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_VIDEO | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 32768,
@@ -6002,46 +6119,6 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Uses an NEC 90M002A (UPD82C42C, 8042 clone) with unknown firmware. */
-    {
-        .name = "[SiS 461] Acer V10",
-        .internal_name = "acerv10",
-        .type = MACHINE_TYPE_486_S2,
-        .chipset = MACHINE_CHIPSET_SIS_461,
-        .init = machine_at_acerv10_init,
-        .p1_handler = NULL,
-        .gpio_handler = NULL,
-        .available_flag = MACHINE_AVAILABLE,
-        .gpio_acpi_handler = NULL,
-        .cpu = {
-            .package = CPU_PKG_SOCKET3,
-            .block = CPU_BLOCK_NONE,
-            .min_bus = 0,
-            .max_bus = 0,
-            .min_voltage = 0,
-            .max_voltage = 0,
-            .min_multi = 0,
-            .max_multi = 0
-        },
-        .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
-        .ram = {
-            .min = 1024,
-            .max = 32768,
-            .step = 1024
-        },
-        .nvrmask = 127,
-        .kbc_device = NULL,
-        .kbc_p1 = 0xff,
-        .gpio = 0xffffffff,
-        .gpio_acpi = 0xffffffff,
-        .device = NULL,
-        .fdc_device = NULL,
-        .sio_device = NULL,
-        .vid_device = NULL,
-        .snd_device = NULL,
-        .net_device = NULL
-    },
     /* The BIOS does not send any non-standard keyboard controller commands and wants
        a PS/2 mouse, so it's an IBM PS/2 KBC (Type 1) firmware. */
     {
@@ -6083,7 +6160,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* AMIKey-2 */
+    /* Has AMI MegaKey KBC.  */
     {
         .name = "[i420TX] J-Bond PCI400C-A",
         .internal_name = "pci400ca",
@@ -6104,7 +6181,7 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PS2_PCI,
+        .bus_flags = MACHINE_PCI,
         .flags = MACHINE_SCSI,
         .ram = {
             .min = 1024,
@@ -6129,7 +6206,7 @@ const machine_t machines[] = {
     /* 486 machines with just the ISA slot */
     /* Has AMI MegaKey KBC firmware. */
     {
-        .name = "[Contaq 82C597] Green-B",
+        .name = "[Contaq 82C597] Visionex Green-B",
         .internal_name = "greenb",
         .type = MACHINE_TYPE_486_S3,
         .chipset = MACHINE_CHIPSET_CONTAQ_82C597,
@@ -6167,7 +6244,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has a VIA VT82C42N KBC. */
+    /* Version 1.0 has an AMIKEY-2, version 2.0 has a VIA VT82C42N KBC. */
     {
         .name = "[OPTi 895] Jetway J-403TG",
         .internal_name = "403tg",
@@ -6351,7 +6428,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -6369,7 +6446,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMIKey H keyboard BIOS. */
+    /* Has AMIKey-2 'H' keyboard BIOS. */
     {
         .name = "[SiS 471] AOpen Vi15G",
         .internal_name = "vi15g",
@@ -6391,7 +6468,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -6431,7 +6508,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_VLB,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -6471,7 +6548,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -6489,9 +6566,9 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Unknown Epox VLB Socket 3 board, has AMIKey F keyboard BIOS. */
+    /* Has a Lance LT38C41L with AMIKey F keyboard BIOS. */
     {
-        .name = "[SiS 471] Epox 486SX/DX Green",
+        .name = "[SiS 471] Epox GXA486SG",
         .internal_name = "ami471",
         .type = MACHINE_TYPE_486_S3,
         .chipset = MACHINE_CHIPSET_SIS_471,
@@ -6511,7 +6588,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 65536,
@@ -6732,6 +6809,7 @@ const machine_t machines[] = {
 
     /* 486 machines which utilize the PCI bus */
     /* Machine with ALi M1429G chipset and M1435 southbridge */
+    /* Has an AMIKEY-2 KBC. */
     {
         .name = "[ALi M1429G] MSI MS-4134",
         .internal_name = "ms4134",
@@ -6752,8 +6830,8 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PS2_PCIV,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .bus_flags = MACHINE_PCIV,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -6793,7 +6871,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_PCIV,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -6873,7 +6951,7 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PCI,
+        .bus_flags = MACHINE_PCI, /* Machine has a PISA slot */
         .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 1024,
@@ -7122,7 +7200,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_PCIV,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -7161,8 +7239,8 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .bus_flags = MACHINE_PCI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -7322,7 +7400,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SCSI | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_SCSI | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -7362,7 +7440,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -7401,7 +7479,7 @@ const machine_t machines[] = {
             .min_multi = 0,
             .max_multi = 0
         },
-        .bus_flags = MACHINE_PS2_PCI,
+        .bus_flags = MACHINE_PCI,
         .flags = MACHINE_SUPER_IO | MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 1024,
@@ -7443,7 +7521,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SCSI | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_SCSI | MACHINE_APM,
         .ram = {
             .min = 1024,
             .max = 131072,
@@ -7483,47 +7561,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PCIV,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
-        .ram = {
-            .min = 2048,
-            .max = 131072,
-            .step = 2048
-        },
-        .nvrmask = 127,
-        .kbc_device = NULL,
-        .kbc_p1 = 0xff,
-        .gpio = 0xffffffff,
-        .gpio_acpi = 0xffffffff,
-        .device = NULL,
-        .fdc_device = NULL,
-        .sio_device = NULL,
-        .vid_device = NULL,
-        .snd_device = NULL,
-        .net_device = NULL
-    },
-    /* This has a standalone AMI Megakey 1993, which is type 'P'. */
-    {
-        .name = "[IMS 8848] Tekram G486IP",
-        .internal_name = "g486ip",
-        .type = MACHINE_TYPE_486_S3,
-        .chipset = MACHINE_CHIPSET_IMS_8848,
-        .init = machine_at_g486ip_init,
-        .p1_handler = NULL,
-        .gpio_handler = NULL,
-        .available_flag = MACHINE_AVAILABLE,
-        .gpio_acpi_handler = NULL,
-        .cpu = {
-            .package = CPU_PKG_SOCKET3,
-            .block = CPU_BLOCK_NONE,
-            .min_bus = 0,
-            .max_bus = 0,
-            .min_voltage = 0,
-            .max_voltage = 0,
-            .min_multi = 0,
-            .max_multi = 0
-        },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -7621,7 +7659,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* The BIOS does not send a single non-standard KBC command, so it has a standard PS/2 KBC. */
+    /* Has a VIA VT82C42N KBC. */
     {
         .name = "[SiS 496] Micronics M4Li",
         .internal_name = "m4li",
@@ -7661,7 +7699,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has a BestKey KBC which clones AMI type 'H'. */
+    /* Revision 1 has a Lance LT38C41L, revision 2 has a Holtek HT6542B. Another variant with a Bestkey KBC might exist as well. */
     {
         .name = "[SiS 496] Rise Computer R418",
         .internal_name = "r418",
@@ -7701,7 +7739,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* This has a Holtek KBC and the BIOS does not send a single non-standard KBC command, so it
+    /* This has a Holtek HT6542B KBC and the BIOS does not send a single non-standard KBC command, so it
        must be an ASIC that clones the standard IBM PS/2 KBC. */
     {
         .name = "[SiS 496] Soyo 4SAW2",
@@ -7743,7 +7781,7 @@ const machine_t machines[] = {
         .net_device = NULL
     },
     /* According to MrKsoft, his real 4DPS has an AMIKey-2, which is an updated version
-       of type 'H'. */
+       of type 'H'. There are other variants of the board with Holtek HT6542B KBCs. */
     {
         .name = "[SiS 496] Zida Tomato 4DP",
         .internal_name = "4dps",
@@ -7865,7 +7903,7 @@ const machine_t machines[] = {
     },
     /* This has an AMIKey-2, which is an updated version of type 'H'. */
     {
-        .name = "[UMC 8881] ECS Elite UM8810PAIO",
+        .name = "[UMC 8881] ECS Elite UM8810P-AIO",
         .internal_name = "ecs486",
         .type = MACHINE_TYPE_486_S3,
         .chipset = MACHINE_CHIPSET_UMC_UM8881,
@@ -7905,7 +7943,7 @@ const machine_t machines[] = {
     },
     /* Has AMIKey Z(!) KBC firmware. */
     {
-        .name = "[UMC 8881] Epson Action PC 2600",
+        .name = "[UMC 8881] Epson ActionPC 2600",
         .internal_name = "actionpc2600",
         .type = MACHINE_TYPE_486_S3,
         .chipset = MACHINE_CHIPSET_UMC_UM8881,
@@ -8334,7 +8372,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 32768,
             .max = 131072,
@@ -8463,7 +8501,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE | MACHINE_APM, /* Machine has internal SCSI */
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8502,8 +8540,8 @@ const machine_t machines[] = {
             .min_multi = MACHINE_MULTIPLIER_FIXED,
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PCI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 196608,
@@ -8542,8 +8580,8 @@ const machine_t machines[] = {
             .min_multi = MACHINE_MULTIPLIER_FIXED,
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PCI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8583,7 +8621,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8625,7 +8663,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8665,7 +8703,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_VIDEO_8514A | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_VIDEO_8514A | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8705,7 +8743,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8723,9 +8761,9 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMI MegaKey KBC firmware. */
+    /* Has AMI MegaKey 'H' KBC firmware. */
     {
-        .name = "[i430LX] Micro Star 586MC1",
+        .name = "[i430LX] Gigabyte GA-586IS",
         .internal_name = "586mc1",
         .type = MACHINE_TYPE_SOCKET4,
         .chipset = MACHINE_CHIPSET_INTEL_430LX,
@@ -8744,8 +8782,8 @@ const machine_t machines[] = {
             .min_multi = MACHINE_MULTIPLIER_FIXED,
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PCI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -8785,7 +8823,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 139264,
@@ -8829,7 +8867,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_VLB,
-        .flags = MACHINE_IDE | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 65536,
@@ -8871,7 +8909,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PCIV,
-        .flags = MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -8913,7 +8951,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -8953,7 +8991,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -8995,7 +9033,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -9035,7 +9073,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -9076,7 +9114,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 131072,
@@ -9116,7 +9154,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 262144,
@@ -9156,7 +9194,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE | MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 262144,
@@ -9198,7 +9236,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9238,7 +9276,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9280,7 +9318,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9320,7 +9358,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9360,7 +9398,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9400,7 +9438,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9444,7 +9482,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_VLB,
-        .flags = MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 2048,
             .max = 65536,
@@ -9485,7 +9523,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PCIV,
-        .flags = MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9523,7 +9561,7 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 2.0
         },
-        .bus_flags = MACHINE_PCIV | MACHINE_PS2,
+        .bus_flags = MACHINE_PS2_PCIV,
         .flags = MACHINE_APM | MACHINE_IDE_DUAL | MACHINE_SUPER_IO,
         .ram = {
             .min = 8192,
@@ -9566,7 +9604,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9606,7 +9644,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9646,7 +9684,7 @@ const machine_t machines[] = {
             .max_multi = 1.5
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9667,9 +9705,10 @@ const machine_t machines[] = {
 
     /* Socket 7 (Single Voltage) machines */
     /* 430FX */
-    /* This has an AMIKey-2, which is an updated version of type 'H'. */
+    /* This has an AMIKey-2, which is an updated version of type 'H'.
+       This also seems to be revision 2.1 with the FDC37C665 SIO. */
     {
-        .name = "[i430FX] ASUS P/I-P54TP4XE",
+        .name = "[i430FX] ASUS P/I-P55TP4XE",
         .internal_name = "p54tp4xe",
         .type = MACHINE_TYPE_SOCKET7_3V,
         .chipset = MACHINE_CHIPSET_INTEL_430FX,
@@ -9689,7 +9728,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9709,7 +9748,7 @@ const machine_t machines[] = {
     },
     /* This has an AMIKey-2, which is an updated version of type 'H'. */
     {
-        .name = "[i430FX] ASUS P/I-P54TP4XE (MR BIOS)",
+        .name = "[i430FX] ASUS P/I-P55TP4XE (MR BIOS)",
         .internal_name = "p54tp4xe_mr",
         .type = MACHINE_TYPE_SOCKET7_3V,
         .chipset = MACHINE_CHIPSET_INTEL_430FX,
@@ -9729,7 +9768,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9747,7 +9786,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMIKey H KBC firmware. */
+    /* Has AMIKey H KBC firmware. The KBC itself seems to differ between an AMIKEY-2 and a Winbond W83C42. */
     {
         .name = "[i430FX] DataExpert EXP8551",
         .internal_name = "exp8551",
@@ -9769,7 +9808,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_GAMEPORT | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9811,7 +9850,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9852,7 +9891,7 @@ const machine_t machines[] = {
             .max_multi = 2.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9894,7 +9933,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_GAMEPORT,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9936,7 +9975,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -9978,7 +10017,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_SOUND | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10018,7 +10057,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10059,7 +10098,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_VIDEO | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10099,7 +10138,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10117,7 +10156,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has an AMI 'H' KBC firmware (1992). */
+    /* Has an AMI MegaKey 'H' KBC firmware (1992). */
     {
         .name = "[i430FX] QDI FMB",
         .internal_name = "fmb",
@@ -10139,7 +10178,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10159,9 +10198,7 @@ const machine_t machines[] = {
     },
 
     /* 430HX */
-    /* I can't determine what KBC firmware this has, but given that the Acer V35N and
-       V60 have Phoenix MultiKey KBC firmware on the chip, I'm going to assume so
-       does the M3A. */
+    /* Has a Phoenix Multikey KBC in the SM(S)C SIO. */
     {
         .name = "[i430HX] Acer M3A",
         .internal_name = "acerm3a",
@@ -10183,7 +10220,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal SCSI */
         .ram = {
             .min = 8192,
             .max = 196608,
@@ -10201,7 +10238,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMIKey F KBC firmware. */
+    /* Has AMIKey-2 or VIA VT82C42N KBC (depending on the revision) with AMIKEY 'F' KBC firmware. */
     {
         .name = "[i430HX] AOpen AP53",
         .internal_name = "ap53",
@@ -10223,7 +10260,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -10263,7 +10300,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -10281,8 +10318,8 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* [TEST] Unable to determine what KBC this has. A list on a Danish site shows
-       the BIOS as having a -0 string, indicating non-AMI KBC firmware. */
+    /* [TEST] The board doesn't seem to have a KBC at all, which probably means it's an on-chip one on the PC87306 SIO. 
+       A list on a Danish site shows the BIOS as having a -0 string, indicating non-AMI KBC firmware. */
     {
         .name = "[i430HX] Supermicro P55T2S",
         .internal_name = "p55t2s",
@@ -10304,7 +10341,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -10348,7 +10385,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10388,7 +10425,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10430,7 +10467,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10472,7 +10509,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -10512,7 +10549,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -10595,7 +10632,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 196608,
@@ -10635,7 +10672,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -10675,7 +10712,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10717,7 +10754,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB, /* Has internal sound: Yamaha YMF701-S */
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10757,7 +10794,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB, /* Has internal sound: Yamaha YMF701-S */
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -10797,7 +10834,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 196608,
@@ -10837,7 +10874,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 196608,
@@ -10880,7 +10917,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 196608,
@@ -10898,7 +10935,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* The base board has AMIKey-2 (updated 'H') KBC firmware. */
+    /* The base board has a Holtek HT6542B with the AMIKey-2 (updated 'H') KBC firmware. */
     {
         .name = "[i430HX] ASUS P/I-P65UP5 (C-P55T2D)",
         .internal_name = "p65up5_cp55t2d",
@@ -10919,8 +10956,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 3.0
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_PCI, /* Machine has AMB */
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -10960,7 +10997,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -10980,7 +11017,7 @@ const machine_t machines[] = {
     },
 
     /* 430VX */
-    /* This has the VIA VT82C42N KBC. */
+    /* This has the VIA VT82C42N or Holtek HT6542B KBC. */
     {
         .name = "[i430VX] AOpen AP5VM",
         .internal_name = "ap5vm",
@@ -11002,7 +11039,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SCSI | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SCSI | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11020,7 +11057,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has AMIKey H KBC firmware (AMIKey-2). */
+    /* Has AMIKey H KBC firmware (AMIKey-2) on a BestKey KBC. */
     {
         .name = "[i430VX] ASUS P/I-P55TVP4",
         .internal_name = "p55tvp4",
@@ -11041,8 +11078,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 3.0
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_PCI, /* Machine has AMB */
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11083,7 +11120,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11101,7 +11138,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* [TEST] Has AMIKey 'F' KBC firmware. */
+    /* [TEST] Has AMIKey 'F' KBC firmware on a VIA VT82C42N KBC. */
     {
         .name = "[i430VX] Biostar MB-8500TVX-A",
         .internal_name = "8500tvxa",
@@ -11123,7 +11160,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11244,7 +11281,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11284,9 +11321,9 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
-            .min = 8192,
+            .min = 16384,
             .max = 131072,
             .step = 8192
         },
@@ -11326,7 +11363,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_VIDEO | MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11366,7 +11403,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11407,7 +11444,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11448,7 +11485,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_GAMEPORT | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_GAMEPORT | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -11490,7 +11527,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI, /* Has internal video: C&T B69000 */
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11530,7 +11567,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11570,7 +11607,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_VIDEO | MACHINE_SOUND | MACHINE_NIC,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_VIDEO | MACHINE_SOUND | MACHINE_NIC | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11652,7 +11689,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11692,7 +11729,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal sound: Yamaha YMF701-S */
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11710,7 +11747,8 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* The BIOS sends KBC command BB and expects it to output a byte, which is AMI KBC behavior. */
+    /* The BIOS sends KBC command BB and expects it to output a byte, which is AMI KBC behavior.
+       A picture shows a VIA VT82C42N KBC though, so it could be a case of that KBC with AMI firmware. */
     {
         .name = "[i430TX] PC Partner MB540N",
         .internal_name = "mb540n",
@@ -11732,7 +11770,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11772,7 +11810,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11812,7 +11850,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11852,7 +11890,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -11895,7 +11933,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -11938,7 +11976,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -11980,7 +12018,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -12020,7 +12058,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -12060,7 +12098,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 393216,
@@ -12102,7 +12140,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -12142,7 +12180,7 @@ const machine_t machines[] = {
             .max_multi = 3.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -12185,7 +12223,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 1024,
             .max = 1572864,
@@ -12226,7 +12264,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 1024,
             .max = 1572864,
@@ -12266,7 +12304,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_PCIONLY,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Has internal video: ATI 3D Rage Pro Turbo AGP and sound: Ensoniq ES1373*/
         .ram = {
             .min = 8192,
             .max = 262144,
@@ -12280,8 +12318,8 @@ const machine_t machines[] = {
         .device = NULL,
         .fdc_device = NULL,
         .sio_device = NULL,
-        .vid_device = NULL, // rage
-        .snd_device = NULL, // es1373
+        .vid_device = NULL,
+        .snd_device = NULL,
         .net_device = NULL
     },
     /* Has the ALi M1543C southbridge with on-chip KBC. */
@@ -12306,7 +12344,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 1024,
             .max = 1572864,
@@ -12346,7 +12384,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 1024,
             .max = 1572864,
@@ -12389,7 +12427,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -12430,7 +12468,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -12471,7 +12509,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_A97,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, 
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -12512,7 +12550,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -12555,7 +12593,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12594,8 +12632,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_PCI, /* Machine has AMB */
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12637,7 +12675,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12655,7 +12693,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* The base board has AMIKey-2 (updated 'H') KBC firmware. */
+    /* The base board hasa Holtek HT6542B with AMIKey-2 (updated 'H') KBC firmware. */
     {
         .name = "[i440FX] ASUS P/I-P65UP5 (C-P6ND)",
         .internal_name = "p65up5_cp6nd",
@@ -12676,8 +12714,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0
         },
-        .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_PCI, /* Machine has AMB */
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -12695,8 +12733,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* The MB-8600TTX has an AMIKey 'F' KBC firmware, so I'm going to assume so does
-       the MB-8600TTC until someone can actually identify it. */
+    /* Has a VIA VT82C42N with likely AMIKey 'F' KBC firmware. */
     {
         .name = "[i440FX] Biostar MB-8600TTC",
         .internal_name = "8600ttc",
@@ -12718,7 +12755,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -12758,7 +12795,7 @@ const machine_t machines[] = {
             .max_multi = 3.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12798,7 +12835,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12840,7 +12877,7 @@ const machine_t machines[] = {
             .max_multi = 3.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB, /* Machine has internal video: S3 ViRGE/DX and sound: Crystal CS4236B */
         .ram = {
             .min = 8192,
             .max = 131072,
@@ -12882,7 +12919,7 @@ const machine_t machines[] = {
             .max_multi = 3.5
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -12922,7 +12959,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB, /* Machine has internal SCSI: Adaptec AIC-78xx */
         .ram = {
             .min = 40960,
             .max = 524288,
@@ -12962,7 +12999,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -12980,9 +13017,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* I found a BIOS string of it that ends in -S, but it could be a typo for -5
-       (there's quite a few AMI BIOS strings around with typo'd KBC codes), so I'm
-       going to give it an AMI MegaKey. */
+    /* Has a VIA VT82C42N KBC with likely AMI MegaKey firmware. */
     {
         .name = "[i440FX] PC Partner MB600N",
         .internal_name = "mb600n",
@@ -13004,7 +13039,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -13047,7 +13082,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal sound: C-Media CMI8330 */
         .ram = {
             .min = 1024,
             .max = 1572864,
@@ -13067,7 +13102,7 @@ const machine_t machines[] = {
     },
 
     /* 440FX */
-    /* The base board has AMIKey-2 (updated 'H') KBC firmware. */
+    /* The base board has a Holtek HT6542B KBC with AMIKey-2 (updated 'H') KBC firmware. */
     {
         .name = "[i440FX] ASUS P/I-P65UP5 (C-PKND)",
         .internal_name = "p65up5_cpknd",
@@ -13089,7 +13124,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13130,7 +13165,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13173,7 +13208,7 @@ const machine_t machines[] = {
             .max_multi = 5.5
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13214,7 +13249,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13255,7 +13290,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13298,7 +13333,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -13341,7 +13376,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB, /* Machine has internal SCSI: Adaptec AIC-7890AB */
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13382,7 +13417,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13423,7 +13458,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13464,7 +13499,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13505,7 +13540,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13546,7 +13581,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal video: Matrox MGA-G200 and sound: Crystal CS4820 */
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13564,7 +13599,7 @@ const machine_t machines[] = {
         .snd_device = NULL,
         .net_device = NULL
     },
-    /* Has the AMIKey-2 (updated 'H') KBC firmware. */
+    /* Has a Winbond W83977TF Super I/O chip with on-chip KBC with AMIKey-2 (updated 'H') KBC firmware. */
     {
         .name = "[i440BX] LG IBM Multinet i x7G (MSI MS-6119)",
         .internal_name = "lgibmx7g",
@@ -13586,7 +13621,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13627,7 +13662,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_USB, /* Machine has internal sound: Ensoniq ES1373 */
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -13668,7 +13703,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13710,8 +13745,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0
         },
-        .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_AV | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_AGP, /* AGP is reserved for the internal video */
+        .flags = MACHINE_IDE_DUAL | MACHINE_AV | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -13751,8 +13786,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0
         },
-        .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_AV | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_AGP, /* AGP is reserved for the internal video */
+        .flags = MACHINE_IDE_DUAL | MACHINE_AV | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -13775,7 +13810,7 @@ const machine_t machines[] = {
     /* Has a Winbond W83977EF Super I/O chip with on-chip KBC with AMIKey-2 KBC
        firmware. */
     {
-        .name = "[SMSC VictoryBX-66] A-Trend ATC6310BXII",
+        .name = "[SMSC VictoryBX-66] A-Trend ATC-6310BXII",
         .internal_name = "atc6310bxii",
         .type = MACHINE_TYPE_SLOT1,
         .chipset = MACHINE_CHIPSET_SMSC_VICTORYBX_66,
@@ -13795,7 +13830,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -13838,7 +13873,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal sound: ESS ES1938S */
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -13879,7 +13914,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1572864,
@@ -13920,7 +13955,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 2097152,
@@ -13961,7 +13996,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB, /* Machine has internal sound: Ensoniq ES1373 */
         .ram = {
             .min = 8192,
             .max = 3145728,
@@ -14005,7 +14040,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_NOISA,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 16384,
             .max = 2097152,
@@ -14049,7 +14084,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -14091,7 +14126,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -14135,7 +14170,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB, /* Machine has internal SCSI */
         .ram = {
             .min = 16384,
             .max = 2097152,
@@ -14176,7 +14211,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 16384,
             .max = 2097152,
@@ -14220,7 +14255,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED,
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -14262,8 +14297,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0 /* limits assumed */
         },
-        .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_PCI, /* Machine has EISA, possibly for a riser? */
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB, /* Machine has internal video: C&T B69000, sound: ESS ES1938S and NIC: Realtek RTL8139C */
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -14304,7 +14339,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB, /* Machine has quad channel IDE with internal controller: CMD PCI-0648 */
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -14345,7 +14380,7 @@ const machine_t machines[] = {
             .max_multi = 8.0 /* limits assumed */
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -14388,7 +14423,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -14411,7 +14446,7 @@ const machine_t machines[] = {
     /* Has a Winbond W83977EF Super I/O chip with on-chip KBC with AMIKey-2 KBC
        firmware. */
     {
-        .name = "[SMSC VictoryBX-66] A-Trend ATC7020BXII",
+        .name = "[SMSC VictoryBX-66] A-Trend ATC-7020BXII",
         .internal_name = "atc7020bxii",
         .type = MACHINE_TYPE_SOCKET370,
         .chipset = MACHINE_CHIPSET_SMSC_VICTORYBX_66,
@@ -14431,7 +14466,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,
@@ -14472,7 +14507,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 524288,
@@ -14515,7 +14550,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 786432,
@@ -14556,7 +14591,7 @@ const machine_t machines[] = {
             .max_multi = 8.0
         },
         .bus_flags = MACHINE_PS2_AGP,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB | MACHINE_SOUND,
         .ram = {
             .min = 8192,
             .max = 1572864,
@@ -14571,7 +14606,7 @@ const machine_t machines[] = {
         .fdc_device = NULL,
         .sio_device = NULL,
         .vid_device = NULL,
-        .snd_device = NULL,
+        .snd_device = &cmi8738_onboard_device,
         .net_device = NULL
     },
     /* Has the VIA VT82C686B southbridge with on-chip KBC identical to the VIA
@@ -14597,7 +14632,7 @@ const machine_t machines[] = {
             .max_multi = MACHINE_MULTIPLIER_FIXED
         },
         .bus_flags = MACHINE_PS2_A97,
-        .flags = MACHINE_IDE_DUAL | MACHINE_AG | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_AG | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 16384,
             .max = 3145728,
@@ -14637,8 +14672,8 @@ const machine_t machines[] = {
             .min_multi = 1.5,
             .max_multi = 8.0
         },
-        .bus_flags = MACHINE_PS2_NOI97,
-        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI,
+        .bus_flags = MACHINE_PS2_NOI97, /* Has Asus-proprietary LAN/SCSI slot */
+        .flags = MACHINE_IDE_DUAL | MACHINE_SOUND | MACHINE_APM | MACHINE_ACPI | MACHINE_GAMEPORT | MACHINE_USB,
         .ram = {
             .min = 16384,
             .max = 4194304,
@@ -14681,7 +14716,7 @@ const machine_t machines[] = {
             .max_multi = 0
         },
         .bus_flags = MACHINE_PS2_PCI,
-        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI,
+        .flags = MACHINE_IDE_DUAL | MACHINE_APM | MACHINE_ACPI | MACHINE_USB,
         .ram = {
             .min = 8192,
             .max = 1048576,