Merge pull request #6173 from Verloren50000/m7shi-latestbios

Add BIOS selector and the latest BIOS revision to the Micronics M7S-Hi ROM

src/include/86box/machine.h

@@ -992,6 +992,9 @@ extern int             machine_at_cu430hx_init(const machine_t *);
 extern const device_t  tc430hx_device;
 #endif
 extern int             machine_at_tc430hx_init(const machine_t *);
+#ifdef EMU_DEVICE_H
+extern const device_t  m7shi_device;
+#endif
 extern int             machine_at_m7shi_init(const machine_t *);
 extern int             machine_at_epc2102_init(const machine_t *);
 extern int             machine_at_pcv90_init(const machine_t *);

src/machine/m_at_socket7.c

@@ -368,17 +368,57 @@ machine_at_tc430hx_init(const machine_t *model)
     return ret;
 }
 
+static const device_config_t m7shi_config[] = {
+    // clang-format off
+    {
+        .name = "bios",
+        .description = "BIOS Version",
+        .type = CONFIG_BIOS,
+        .default_string = "m7shi",
+        .default_int = 0,
+        .file_filter = "",
+        .spinner = { 0 },
+        .bios = {
+            { .name = "PhoenixBIOS 4.0 Release 6.0 - Revision 05/20/97", .internal_name = "m7shi", .bios_type = BIOS_NORMAL, 
+              .files_no = 1, .local = 0, .size = 262144, .files = { "roms/machines/m7shi/m7shi2n.rom", "" } },
+            { .name = "PhoenixBIOS 4.0 Release 6.0 - Revision 01/21/98", .internal_name = "m7shi_4", .bios_type = BIOS_NORMAL, 
+              .files_no = 1, .local = 0, .size = 262144, .files = { "roms/machines/m7shi/M7ns04.rom", "" } },
+            { .files_no = 0 }
+        },
+    },
+    { .name = "", .description = "", .type = CONFIG_END }
+    // clang-format on
+};
+
+const device_t m7shi_device = {
+    .name          = "Micronics M7S-Hi",
+    .internal_name = "m7shi_device",
+    .flags         = 0,
+    .local         = 0,
+    .init          = NULL,
+    .close         = NULL,
+    .reset         = NULL,
+    .available     = NULL,
+    .speed_changed = NULL,
+    .force_redraw  = NULL,
+    .config        = m7shi_config
+};
+
 int
 machine_at_m7shi_init(const machine_t *model)
 {
-    int ret;
+    int ret = 0;
+    const char* fn;
 
-    ret = bios_load_linear("roms/machines/m7shi/m7shi2n.rom",
+    /* No ROMs available */
-                           0x000c0000, 262144, 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, 0x000c0000, 262144, 0);
+    device_context_restore();
+
     machine_at_common_init_ex(model, 2);
 
     pci_init(PCI_CONFIG_TYPE_1);

src/machine/machine_table.c

@@ -14134,7 +14134,7 @@ const machine_t machines[] = {
         .kbc_p1 = 0x00000cf0,
         .gpio = 0xffffffff,
         .gpio_acpi = 0xffffffff,
-        .device = NULL,
+        .device = &m7shi_device,
         .kbd_device = NULL,
         .fdc_device = NULL,
         .sio_device = NULL,