Add "The Entertainer" sound device

src/include/86box/sound.h

@@ -192,6 +192,7 @@ extern const device_t ps1snd_device;
 
 /* Innovation SSI-2001 */
 extern const device_t ssi2001_device;
+extern const device_t entertainer_device;
 
 /* Pro Audio Spectrum Plus, 16, and 16D */
 extern const device_t pasplus_device;

src/sound/snd_ssi2001.c

@@ -21,6 +21,10 @@ typedef struct ssi2001_t {
     int     gameport_enabled;
 } ssi2001_t;
 
+typedef struct entertainer_t {
+    uint8_t regs;
+} entertainer_t;
+
 static void
 ssi2001_update(ssi2001_t *ssi2001)
 {
@@ -90,6 +94,48 @@ ssi2001_close(void *priv)
     free(ssi2001);
 }
 
+static uint8_t
+entertainer_read(uint16_t addr, void *priv)
+{
+    return 0xa5;
+}
+
+static void
+entertainer_write(uint16_t addr, uint8_t val, void *priv)
+{
+    entertainer_t *entertainer = (entertainer_t *) priv;
+    entertainer->regs = val;
+}
+
+void *
+entertainer_init(UNUSED(const device_t *info))
+{
+    ssi2001_t     *ssi2001     = malloc(sizeof(ssi2001_t));
+    entertainer_t *entertainer = malloc(sizeof(entertainer_t));
+    memset(ssi2001, 0, sizeof(ssi2001_t));
+    memset(entertainer, 0, sizeof(entertainer_t));
+
+    ssi2001->psid = sid_init(0);
+    sid_reset(ssi2001->psid);
+    ssi2001->gameport_enabled = device_get_config_int("gameport");
+    io_sethandler(0x200, 0x0001, entertainer_read, NULL, NULL, entertainer_write, NULL, NULL, entertainer);
+    io_sethandler(0x280, 0x0020, ssi2001_read, NULL, NULL, ssi2001_write, NULL, NULL, ssi2001);
+    if (ssi2001->gameport_enabled)
+        gameport_remap(gameport_add(&gameport_201_device), 0x201);
+    sound_add_handler(ssi2001_get_buffer, ssi2001);
+    return ssi2001;
+}
+
+void
+entertainer_close(void *priv)
+{
+    ssi2001_t *ssi2001 = (ssi2001_t *) priv;
+
+    sid_close(ssi2001->psid);
+
+    free(ssi2001);
+}
+
 static const device_config_t ssi2001_config[] = {
     // clang-format off
     {
@@ -125,6 +171,13 @@ static const device_config_t ssi2001_config[] = {
 // clang-format off
 };
 
+static const device_config_t entertainer_config[] = {
+    // clang-format off
+    { "gameport", "Enable Game port", CONFIG_BINARY, "",  1 },
+    { "",         "",                                    -1 }
+// clang-format off
+};
+
 const device_t ssi2001_device = {
     .name          = "Innovation SSI-2001",
     .internal_name = "ssi2001",
@@ -138,3 +191,17 @@ const device_t ssi2001_device = {
     .force_redraw  = NULL,
     .config        = ssi2001_config
 };
+
+const device_t entertainer_device = {
+    .name          = "The Entertainer",
+    .internal_name = "Entertainer",
+    .flags         = DEVICE_ISA,
+    .local         = 1,
+    .init          = entertainer_init,
+    .close         = entertainer_close,
+    .reset         = NULL,
+    { .available   = NULL },
+    .speed_changed = NULL,
+    .force_redraw  = NULL,
+    .config        = entertainer_config
+};

src/sound/sound.c

@@ -132,6 +132,7 @@ static const SOUND_CARD sound_cards[] = {
     { &sb_vibra16s_device           },
     { &sb_vibra16xv_device          },
     { &ssi2001_device               },
+    { &entertainer_device           },
     { &pasplus_device               },
     { &pas16_device                 },
     { &pas16d_device                },