Added option to enable/disable disk poweroff (for diagnostic purposes)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2888 a1c6a512-1295-4272-9138-f99709370657

apps/lang/english.lang

@@ -1152,3 +1152,7 @@ desc: disk size info
 eng: "Free: %d.%dGB"
 new:
 
+id: LANG_POWEROFF
+desc: disk poweroff flag
+eng: "Disk Poweroff"
+new:

apps/settings.c

@@ -104,7 +104,7 @@ offset  abs
 0x22    0x36    <rec. quality (bit 0-2), source (bit 3-4), frequency (bit 5-7)>
 0x23    0x37    <rec. left gain (bit 0-3)>
 0x24    0x38    <rec. right gain (bit 0-3)>
-
+0x25    0x39    <disk_spindown flag>
 
         <all unused space filled with 0xff>
 
@@ -341,6 +341,7 @@ int settings_save( void )
          ((global_settings.rec_frequency & 7) << 5));
     config_block[0x23] = (unsigned char)global_settings.rec_left_gain;
     config_block[0x24] = (unsigned char)global_settings.rec_right_gain;
+    config_block[0x25] = (unsigned char)global_settings.disk_poweroff & 1;
 
     strncpy(&config_block[0xb8], global_settings.wps_file, MAX_FILENAME);
     strncpy(&config_block[0xcc], global_settings.lang_file, MAX_FILENAME);
@@ -593,6 +594,9 @@ void settings_load(void)
         if (config_block[0x24] != 0xFF)
             global_settings.rec_right_gain = config_block[0x24] & 0x0f;
 
+        if (config_block[0x25] != 0xFF)
+            global_settings.disk_poweroff = config_block[0x25] & 1;
+
         memcpy(&global_settings.resume_first_index, &config_block[0xF4], 4);
         memcpy(&global_settings.resume_seed, &config_block[0xF8], 4);
 
@@ -783,6 +787,7 @@ void settings_reset(void) {
     global_settings.resume_index = -1;
     global_settings.resume_offset = -1;
     global_settings.disk_spindown = 5;
+    global_settings.disk_poweroff = false;
     global_settings.browse_current = false;
     global_settings.play_selected = true;
     global_settings.peak_meter_release = 8;

apps/settings.h

@@ -111,6 +111,7 @@ struct user_settings
     int ff_rewind_min_step; /* FF/Rewind minimum step size */
     int ff_rewind_accel; /* FF/Rewind acceleration (in seconds per doubling) */
     int disk_spindown; /* time until disk spindown, in seconds (0=off) */
+    bool disk_poweroff; /* whether to cut disk power after spindown or not */
 
     int peak_meter_release;   /* units per read out */
     int peak_meter_hold;      /* hold time for peak meter in 1/100 s */

apps/settings_menu.c

@@ -486,6 +486,13 @@ static bool spindown(void)
                    ata_spindown, 1, 3, 254 );
 }
 
+static bool poweroff(void)
+{
+    bool rc = set_bool(str(LANG_POWEROFF), &global_settings.disk_poweroff);
+    ata_poweroff(global_settings.disk_poweroff);
+    return rc;
+}
+
 static bool ff_rewind_min_step(void) 
 { 
     char* names[] = { "1s", "2s", "3s", "4s",
@@ -642,6 +649,7 @@ static bool system_settings_menu(void)
 
     struct menu_items items[] = {
         { str(LANG_SPINDOWN),    spindown        },
+        { str(LANG_POWEROFF),    poweroff        },
 #ifdef HAVE_CHARGE_CTRL
         { str(LANG_DISCHARGE),   deep_discharge  },
 #endif

firmware/drivers/ata.c

@@ -411,6 +411,14 @@ void ata_spindown(int seconds)
     sleep_timeout = seconds * HZ;
 }
 
+void ata_poweroff(bool enable)
+{
+    if (enable)
+        poweroff_timeout = 2*HZ;
+    else
+        poweroff_timeout = 0;
+}
+
 bool ata_disk_is_active(void)
 {
     return !sleeping;
@@ -487,8 +495,13 @@ static void ata_thread(void)
         queue_wait(&ata_queue, &ev);
         switch ( ev.id ) {
             case SYS_USB_CONNECTED:
-                if (poweroff)
+                if (poweroff) {
+                    mutex_lock(&ata_mtx);
+                    led(true);
                     ata_power_on();
+                    led(false);
+                    mutex_unlock(&ata_mtx);
+                }
 
                 /* Tell the USB thread that we are safe */
                 DEBUGF("ata_thread got SYS_USB_CONNECTED\n");

firmware/drivers/ata.h

@@ -34,6 +34,7 @@
 */
 extern void ata_enable(bool on);
 extern void ata_spindown(int seconds);
+extern void ata_poweroff(bool enable);
 extern int ata_sleep(void);
 extern bool ata_disk_is_active(void);
 extern int ata_hard_reset(void);