misc: Fix some build warnings with gcc9

ata-creativezen looks like a legit memory-trashing bug, the rtc fixes
are bitwise inversion of a bool, and the remaining are just unused
static variables.

Change-Id: I1a818d4839cd3a54ca6e85f26feb743a4a9d29dc

apps/keymaps/keymap-ypr1.c

@@ -99,7 +99,7 @@ static const struct button_mapping button_context_settings_right_is_inc[]  = {
 static const struct button_mapping button_context_yesno[]  = {
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
 }; /* button_context_settings_yesno */
-
+#if 0
 static const struct button_mapping button_context_colorchooser[]  = {
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_SETTINGS),
 }; /* button_context_colorchooser */
@@ -107,7 +107,7 @@ static const struct button_mapping button_context_colorchooser[]  = {
 static const struct button_mapping button_context_eq[]  = {
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_SETTINGS),
 }; /* button_context_eq */
-
+#endif
 /** Bookmark Screen **/
 static const struct button_mapping button_context_bmark[]  = {
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_LIST),

firmware/drivers/rtc/rtc_e8564.c

@@ -195,7 +195,7 @@ bool rtc_check_alarm_started(bool release_alarm)
     if (run_before)
     {
         started = alarm_state;
-        alarm_state &= ~release_alarm;
+        alarm_state &= !release_alarm;
     }
     else
     {

firmware/drivers/rtc/rtc_s35380a.c

@@ -301,7 +301,7 @@ bool rtc_check_alarm_started(bool release_alarm)
     if (run_before)
     {
         rc = int_flag;
-        int_flag &= ~release_alarm;
+        int_flag &= !release_alarm;
     }
     else
     {

firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c

@@ -263,7 +263,7 @@ static void cfs_init(void)
     /* Read root inode's first sector */
     _ata_read_sectors(CFS_CLUSTER2CLUSTER(root_inode->first_class_chain[0]), 64, &sector2);
     root_direntry = (struct cfs_direntry*)&sector2;
-    root_direntry_items = (struct cfs_direntry_item*)(&sector2+sizeof(struct cfs_direntry));
+    root_direntry_items = (struct cfs_direntry_item*)(&sector2[0]+sizeof(struct cfs_direntry));
 
     logf("0x%x", root_direntry->identifier);
 
@@ -291,7 +291,7 @@ static void cfs_init(void)
         /* Read VFAT inode's first sector */
         _ata_read_sectors(CFS_CLUSTER2CLUSTER(vfat_inode->first_class_chain[0]), 64, &sector2);
         vfat_direntry = (struct cfs_direntry*)&sector2;
-        vfat_direntry_items = (struct cfs_direntry_item*)(&sector2+sizeof(struct cfs_direntry));
+        vfat_direntry_items = (struct cfs_direntry_item*)(&sector2[0]+sizeof(struct cfs_direntry));
 
         /* Search for VFAT's subinodes */
         for(i=0; i < vfat_direntry->items; i++)

firmware/target/mips/ingenic_x1000/erosqnative/lcd-erosqnative.c

@@ -1,4 +1,3 @@
-
 /***************************************************************************
  *             __________               __   ___.
  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
@@ -30,6 +29,7 @@
 /* for reference on these command/data hex values, see the mipi dcs lcd spec.  *
  * Not everything here is there, but all the standard stuff is.                */
 
+
 /* New Display Eroq 2.1 / Hifiwalker 1.7+ / Surfans v3.2, unknown Controller  *
  * (partially GC9A01 register compatible)                                     *
  *   https://espruino.microcosm.app/api/v1/files/ \                           *
@@ -39,6 +39,7 @@
  * Init sequence From 'EROS Q （c口）_V2.1_20231209固件.zip'                  *
  * update.upt/.iso -> In 'uboot.bin' at 0x52da0-0x5305f                       *
  *  http://www.eroshifi.com/download/firmware/122.html                        */
+#if !defined(BOOTLOADER) || (EROSQN_VER >= 3)
 static const uint32_t erosqnative_lcd_cmd_enable_v3[] = {
 
     /* Unlock EXTC? */
@@ -154,7 +155,9 @@ static const uint32_t erosqnative_lcd_cmd_enable_v3[] = {
     LCD_INSTR_UDELAY,   20000,
     LCD_INSTR_END,
 };
+#endif
 
+#if !defined(BOOTLOADER) || (EROSQN_VER < 3)
 /* Original Display / Hifiwalker -1.5 / Surfans -2.7 */
 static const uint32_t erosqnative_lcd_cmd_enable_v1[] = {
     /* Set EXTC? */
@@ -228,6 +231,7 @@ static const uint32_t erosqnative_lcd_cmd_enable_v1[] = {
     LCD_INSTR_UDELAY,   20000,
     LCD_INSTR_END,
 };
+#endif
 
 static const uint32_t erosqnative_lcd_of_compat_cmd[] = {
     /* Pixel Format Set */