Add the Phoenix BIOS variant for the Micronics 09-00021 (part 3)

src/machine/machine_table.c

@@ -5435,7 +5435,7 @@ const machine_t machines[] = {
     },
     /* Has IBM AT KBC firmware. */
     {
-        .name = "[ISA] Micronics 09-00021",
+        .name = "[ISA] Micronics 09-00021 (Tandon BIOS)",
         .internal_name = "micronics386",
         .type = MACHINE_TYPE_386DX,
         .chipset = MACHINE_CHIPSET_DISCRETE,
@@ -5474,6 +5474,46 @@ const machine_t machines[] = {
         .net_device = NULL
     },
     /* Has IBM AT KBC firmware. */
+    {
+        .name = "[ISA] Micronics 09-00021 (Phoenix BIOS)",
+        .internal_name = "micronics386px",
+        .type = MACHINE_TYPE_386DX,
+        .chipset = MACHINE_CHIPSET_DISCRETE,
+        .init = machine_at_micronics386px_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_386DX,
+            .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 = 512,
+            .max = 8192,
+            .step = 128
+        },
+        .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 IBM AT KBC firmware. */
     {
         .name = "[ISA] Tandy 4000",
         .internal_name = "tandy4000",