Biostar M5ATA: Add the option for the latest BIOS revision.

src/include/86box/machine.h

@@ -1056,6 +1056,9 @@ extern int             machine_at_sq578_init(const machine_t *);
 extern int             machine_at_ms5172_init(const machine_t *);
 
 /* ALi ALADDiN IV+ */
+#ifdef EMU_DEVICE_H
+extern const device_t  m5ata_device;
+#endif
 extern int             machine_at_m5ata_init(const machine_t *);
 extern int             machine_at_ms5164_init(const machine_t *);
 extern int             machine_at_m560_init(const machine_t *);

src/machine/m_at_socket7.c

@@ -1702,17 +1702,57 @@ machine_at_ms5172_init(const machine_t *model)
 }
 
 /* ALi ALADDiN IV+ */
+static const device_config_t m5ata_config[] = {
+    // clang-format off
+    {
+        .name = "bios",
+        .description = "BIOS Version",
+        .type = CONFIG_BIOS,
+        .default_string = "m5ata",
+        .default_int = 0,
+        .file_filter = "",
+        .spinner = { 0 },
+        .bios = {
+            { .name = "12/23/97", .internal_name = "m5ata", .bios_type = BIOS_NORMAL, 
+              .files_no = 1, .local = 0, .size = 131072, .files = { "roms/machines/m5ata/ATA1223.BIN", "" } },
+            { .name = "05/27/98", .internal_name = "m5ata_0527b", .bios_type = BIOS_NORMAL, 
+              .files_no = 1, .local = 0, .size = 131072, .files = { "roms/machines/m5ata/ATA0527B.BIN", "" } },
+            { .files_no = 0 }
+        },
+    },
+    { .name = "", .description = "", .type = CONFIG_END }
+    // clang-format on
+};
+
+const device_t m5ata_device = {
+    .name          = "Biostar M5ATA",
+    .internal_name = "m5ata_device",
+    .flags         = 0,
+    .local         = 0,
+    .init          = NULL,
+    .close         = NULL,
+    .reset         = NULL,
+    .available     = NULL,
+    .speed_changed = NULL,
+    .force_redraw  = NULL,
+    .config        = m5ata_config
+};
+
 int
 machine_at_m5ata_init(const machine_t *model)
 {
-    int ret;
+    int ret = 0;
+    const char* fn;
 
-    ret = bios_load_linear("roms/machines/m5ata/ATA1223.BIN",
+    /* No ROMs available */
-                           0x000e0000, 131072, 0);
+    if (!device_available(model->device))
-
-    if (bios_only || !ret)
         return ret;
 
+    device_context(model->device);
+    fn = device_get_bios_file(machine_get_device(machine), device_get_config_bios("bios"), 0);
+    ret = bios_load_linear(fn, 0x000e0000, 131072, 0);
+    device_context_restore();
+
     machine_at_common_init_ex(model, 2);
 
     pci_init(PCI_CONFIG_TYPE_1);

src/machine/machine_table.c

@@ -15777,7 +15777,7 @@ const machine_t machines[] = {
         .kbc_p1 = 0x00000cf0,
         .gpio = 0xffffffff,
         .gpio_acpi = 0xffffffff,
-        .device = NULL,
+        .device = &m5ata_device,
         .kbd_device = NULL,
         .fdc_device = NULL,
         .sio_device = NULL,