Enable physical eject buttons by default

ZuluSCSI boards with a physical eject button will now assign the lowest
SCSI ID that is a removable device to that physical button.

lib/ZuluSCSI_platform_GD32F205/ZuluSCSI_platform.cpp

@@ -829,6 +829,11 @@ uint8_t platform_get_buttons()
     return buttons_debounced;
 }
 
+bool platform_has_phy_eject_button()
+{
+    return g_zuluscsi_version == ZSVersion_v1_1_ODE || g_zuluscsi_version == ZSVersion_v1_2;
+}
+
 /***********************/
 /* Flash reprogramming */
 /***********************/

lib/ZuluSCSI_platform_GD32F205/ZuluSCSI_platform.h

@@ -149,6 +149,9 @@ void SysTick_Handle_PreEmptively();
 bool platform_rewrite_flash_page(uint32_t offset, uint8_t buffer[PLATFORM_FLASH_PAGE_SIZE]);
 void platform_boot_to_main_firmware();
 
+// True if the board has a physical eject button
+bool platform_has_phy_eject_button();
+
 // Configuration customizations based on DIP switch settings
 // When DIPSW1 is on, Apple quirks are enabled by default.
 void platform_config_hook(S2S_TargetCfg *config);

lib/ZuluSCSI_platform_GD32F450/ZuluSCSI_platform.h

@@ -199,6 +199,9 @@ const uint32_t platform_flash_sector_map[] =
 
 bool platform_firmware_erase(FsFile &file);
 bool platform_firmware_program(FsFile &file);
+
+bool platform_has_phy_eject_button(){return false};
+
 // SD card driver for SdFat
 
 // SDIO interface, ZuluSCSI v1.4

lib/ZuluSCSI_platform_RP2MCU/ZuluSCSI_platform.cpp

@@ -1040,7 +1040,10 @@ uint8_t platform_get_buttons()
     return buttons_debounced;
 }
 
-
+bool platform_has_phy_eject_button()
+{
+    return false;
+}
 
 /************************************/
 /* ROM drive in extra flash space   */

lib/ZuluSCSI_platform_RP2MCU/ZuluSCSI_platform.h

@@ -176,7 +176,8 @@ bool platform_write_romdrive(const uint8_t *data, uint32_t start, uint32_t count
 extern const uint16_t g_scsi_parity_lookup[256];
 extern const uint16_t g_scsi_parity_check_lookup[512];
 
-
+// Returns true if the board has a physical eject button 
+bool platform_has_phy_eject_button();
 
 #ifdef __cplusplus
 }

src/ZuluSCSI.cpp

@@ -588,7 +588,7 @@ bool findHDDImages()
     // If there is a removable device
     if (eject_btn_set == 1)
       logmsg("Eject set to device with ID: ", last_removable_device);
-    else if (eject_btn_set == 0)
+    else if (eject_btn_set == 0 && !platform_has_phy_eject_button())
     {
       logmsg("Found 1 removable device, to set an eject button see EjectButton in the '", CONFIGFILE,"', or the http://zuluscsi.com/manual");
     }
@@ -613,7 +613,10 @@ bool findHDDImages()
     }
     else
     {
-      logmsg("Multiple removable devices, to set an eject button see EjectButton in the '", CONFIGFILE,"', or the http://zuluscsi.com/manual");
+      if (platform_has_phy_eject_button())
+        logmsg("Other removable devices found, to set an eject button for different SCSI IDs see EjectButton in the '", CONFIGFILE,"', or the http://zuluscsi.com/manual");
+      else
+        logmsg("Multiple removable devices, to set an eject button see EjectButton in the '", CONFIGFILE,"', or the http://zuluscsi.com/manual");
     }
   }
   return foundImage;
@@ -941,6 +944,29 @@ static bool poll_sd_card()
 #endif
 }
 
+static void init_eject_button()
+{
+  if (platform_has_phy_eject_button() &&  !g_scsi_settings.isEjectButtonSet())
+  {
+    for (uint8_t i = 0; i < S2S_MAX_TARGETS; i++)
+    {
+      S2S_CFG_TYPE dev_type = (S2S_CFG_TYPE)scsiDev.targets[i].cfg->deviceType;
+      if (dev_type == S2S_CFG_OPTICAL
+          ||dev_type == S2S_CFG_ZIP100
+          || dev_type == S2S_CFG_REMOVABLE
+          || dev_type == S2S_CFG_FLOPPY_14MB
+          || dev_type == S2S_CFG_MO
+          || dev_type == S2S_CFG_SEQUENTIAL
+      )
+      {
+          setEjectButton(i, 1);
+          logmsg("Setting hardware eject button to the first ejectable device on SCSI ID ", (int)i);
+          break;
+      }
+    }
+  }
+}
+
 // Place all the setup code that requires the SD card to be initialized here
 // Which is pretty much everything after platform_init and and platform_late_init
 static void zuluscsi_setup_sd_card(bool wait_for_card = true)
@@ -1041,7 +1067,6 @@ static void zuluscsi_setup_sd_card(bool wait_for_card = true)
     platform_post_sd_card_init();
     reinitSCSI();
 
-
     boot_delay_ms = cfg->initPostDelay;
     if (boot_delay_ms > 0)
     {
@@ -1059,6 +1084,12 @@ static void zuluscsi_setup_sd_card(bool wait_for_card = true)
       platform_disable_led();
     }
   }
+#ifdef PLATFORM_HAS_INITIATOR_MODE
+  if (!platform_is_initiator_mode_enabled())
+#endif
+  {
+    init_eject_button();
+  }
 
   blinkStatus(BLINK_STATUS_OK);
 }

src/ZuluSCSI_settings.cpp

@@ -558,3 +558,18 @@ const char *ZuluSCSISettings::getSpeedGradeString()
 {
     return speed_grade_strings[m_sys.speedGrade];
 }
+
+
+const bool ZuluSCSISettings::isEjectButtonSet()
+{
+    bool is_set = false;
+    for (uint8_t i = 0; i < S2S_MAX_TARGETS; i++)
+    {
+        if (m_dev[i].ejectButton != 0)
+        {
+            is_set = true;
+            break;
+        }
+    }
+    return is_set;
+}

src/ZuluSCSI_settings.h

@@ -163,6 +163,9 @@ public:
 
     const char* getSpeedGradeString();
 
+    // see if any SCSI devices have an eject button set
+    const bool isEjectButtonSet();
+
 protected:
     // Set default drive vendor / product info after the image file
     // is loaded and the device type is known.
@@ -175,14 +178,14 @@ protected:
     scsi_system_preset_t m_sysPreset;
     // The last preset is for the device specific under [SCSI] in the CONFIGFILE
     // The rest are for corresponding SCSI Ids e.g. [SCSI0] in the CONFIGFILE.
-    scsi_device_preset_t m_devPreset[8];
+    scsi_device_preset_t m_devPreset[S2S_MAX_TARGETS];
 
     // These are setting for host compatibility
     scsi_system_settings_t m_sys;
 
     // The last dev will be copied over the other dev scsi Id for device defaults.
     // It is set during when the system settings are initialized
-    scsi_device_settings_t m_dev[9];
+    scsi_device_settings_t m_dev[S2S_MAX_TARGETS+1];
 } ;