Finished the great internal machine reorganization and added the FIC PO-6000.

src/machine/m_at_common.c

@@ -0,0 +1,139 @@
+/*
+ * 86Box    A hypervisor and IBM PC system emulator that specializes in
+ *          running old operating systems and software designed for IBM
+ *          PC systems and compatibles from 1981 through fairly recent
+ *          system designs based on the PCI bus.
+ *
+ *          This file is part of the 86Box distribution.
+ *
+ *          Implementation of the common initialization functions for
+  *         the PC/AT and copatible machines.
+ *
+ * Authors: Miran Grca, <mgrca8@gmail.com>
+ *          Sarah Walker, <https://pcem-emulator.co.uk/>
+ *          Jasmine Iwanek, <jriwanek@gmail.com>
+ *          Fred N. van Kempen, <decwiz@yahoo.com>
+ *
+ *          Copyright 2016-2025 Miran Grca.
+ *          Copyright 2008-2025 Sarah Walker.
+ *          Copyright 2025      Jasmine Iwanek.
+ *          Copyright 2017-2025 Fred N. van Kempen.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free  Software  Foundation; either  version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is  distributed in the hope that it will be useful, but
+ * WITHOUT   ANY  WARRANTY;  without  even   the  implied  warranty  of
+ * MERCHANTABILITY  or FITNESS  FOR A PARTICULAR  PURPOSE. See  the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the:
+ *
+ *   Free Software Foundation, Inc.
+ *   59 Temple Place - Suite 330
+ *   Boston, MA 02111-1307
+ *   USA.
+ */
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <wchar.h>
+#include <86box/86box.h>
+#include <86box/timer.h>
+#include <86box/pic.h>
+#include <86box/pit.h>
+#include <86box/dma.h>
+#include <86box/mem.h>
+#include <86box/device.h>
+#include <86box/fdd.h>
+#include <86box/fdc.h>
+#include <86box/fdc_ext.h>
+#include <86box/nvr.h>
+#include <86box/gameport.h>
+#include <86box/keyboard.h>
+#include <86box/lpt.h>
+#include <86box/rom.h>
+#include <86box/hdc.h>
+#include <86box/port_6x.h>
+#include <86box/machine.h>
+
+void
+machine_at_common_init_ex(const machine_t *model, int type)
+{
+    machine_common_init(model);
+
+    refresh_at_enable = 1;
+    pit_devs[0].set_out_func(pit_devs[0].data, 1, pit_refresh_timer_at);
+    pic2_init();
+    dma16_init();
+
+    if (!(type & 4))
+        device_add(&port_6x_device);
+    type &= 3;
+
+    if (type == 1)
+        device_add(&ibmat_nvr_device);
+    else if (type == 0)
+        device_add(&at_nvr_device);
+
+    standalone_gameport_type = &gameport_device;
+}
+
+void
+machine_at_common_init(const machine_t *model)
+{
+    machine_at_common_init_ex(model, 0);
+}
+
+void
+machine_at_init(const machine_t *model)
+{
+    machine_at_common_init(model);
+
+    device_add(&kbc_at_device);
+}
+
+void
+machine_at_ps2_init(const machine_t *model)
+{
+    machine_at_common_init(model);
+
+    device_add(&kbc_ps2_device);
+}
+
+void
+machine_at_common_ide_init(const machine_t *model)
+{
+    machine_at_common_init(model);
+
+    device_add(&ide_isa_device);
+}
+
+void
+machine_at_ibm_common_ide_init(const machine_t *model)
+{
+    machine_at_common_init_ex(model, 1);
+
+    device_add(&ide_isa_device);
+}
+
+void
+machine_at_ide_init(const machine_t *model)
+{
+    machine_at_init(model);
+
+    device_add(&ide_isa_device);
+}
+
+void
+machine_at_ps2_ide_init(const machine_t *model)
+{
+    machine_at_ps2_init(model);
+
+    device_add(&ide_isa_device);
+}
+
+