Take out some NOCACHEBSS_ATTR's that were accidentally left. Put some threading code in IRAM that should be there on PP502x.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15155 a1c6a512-1295-4272-9138-f99709370657

8 files changed, 17 insertions, 10 deletions

diff --git a/apps/tagcache.c b/apps/tagcache.c
index 2ed7574..96c04bd 100644
--- a/apps/tagcache.c
+++ b/apps/tagcache.c
@@ -88,7 +88,7 @@
 
 #ifndef __PCTOOL__
 /* Tag Cache thread. */
-static struct event_queue tagcache_queue NOCACHEBSS_ATTR;
+static struct event_queue tagcache_queue;
 static long tagcache_stack[(DEFAULT_STACK_SIZE + 0x4000)/sizeof(long)];
 static const char tagcache_thread_name[] = "tagcache";
 #endif
@@ -152,7 +152,7 @@ struct tagcache_command_entry {
 static struct tagcache_command_entry command_queue[TAGCACHE_COMMAND_QUEUE_LENGTH];
 static volatile int command_queue_widx = 0;
 static volatile int command_queue_ridx = 0;
-static struct mutex command_queue_mutex NOCACHEBSS_ATTR;
+static struct mutex command_queue_mutex;
 /* Timestamp of the last added event, so we can wait a bit before committing the
  * whole queue at once. */
 static long command_queue_timestamp = 0;
diff --git a/firmware/backlight.c b/firmware/backlight.c
index cfe87b3..357b446 100644
--- a/firmware/backlight.c
+++ b/firmware/backlight.c
@@ -95,7 +95,7 @@ const signed char backlight_timeout_value[19] =
 static void backlight_thread(void);
 static long backlight_stack[DEFAULT_STACK_SIZE/sizeof(long)];
 static const char backlight_thread_name[] = "backlight";
-static struct event_queue backlight_queue NOCACHEBSS_ATTR;
+static struct event_queue backlight_queue;
 
 static int backlight_timer;
 static int backlight_timeout;
diff --git a/firmware/common/dircache.c b/firmware/common/dircache.c
index b92d8fe..8e9cffb 100644
--- a/firmware/common/dircache.c
+++ b/firmware/common/dircache.c
@@ -62,7 +62,7 @@ static unsigned long reserve_used = 0;
 static unsigned int  cache_build_ticks = 0;
 static char dircache_cur_path[MAX_PATH*2];
 
-static struct event_queue dircache_queue NOCACHEBSS_ATTR;
+static struct event_queue dircache_queue;
 static long dircache_stack[(DEFAULT_STACK_SIZE + 0x900)/sizeof(long)];
 static const char dircache_thread_name[] = "dircache";
 
diff --git a/firmware/drivers/ata.c b/firmware/drivers/ata.c
index 2119216..f63b795 100644
--- a/firmware/drivers/ata.c
+++ b/firmware/drivers/ata.c
@@ -83,7 +83,7 @@ static bool lba48 = false; /* set for 48 bit addressing */
 #endif
 static long ata_stack[(DEFAULT_STACK_SIZE*3)/sizeof(long)];
 static const char ata_thread_name[] = "ata";
-static struct event_queue ata_queue NOCACHEBSS_ATTR;
+static struct event_queue ata_queue;
 static bool initialized = false;
 
 static long last_user_activity = -1;
diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index 25c5903..3967dfc 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -46,7 +46,7 @@
 #define MAX_EVENT_AGE  HZ
 #endif
 
-struct event_queue button_queue NOCACHEBSS_ATTR;
+struct event_queue button_queue;
 
 static long lastbtn;   /* Last valid button status */
 static long last_read; /* Last button status, for debouncing/filtering */
diff --git a/firmware/scroll_engine.c b/firmware/scroll_engine.c
index 7c66601..599e7f5 100644
--- a/firmware/scroll_engine.c
+++ b/firmware/scroll_engine.c
@@ -46,7 +46,7 @@ struct scrollinfo lcd_scroll[LCD_SCROLLABLE_LINES];
 
 #ifdef HAVE_REMOTE_LCD
 struct scrollinfo lcd_remote_scroll[LCD_REMOTE_SCROLLABLE_LINES];
-struct event_queue scroll_queue NOCACHEBSS_ATTR;
+struct event_queue scroll_queue;
 #endif
 
 struct scroll_screen_info lcd_scroll_info =
diff --git a/firmware/thread.c b/firmware/thread.c
index c9ce049..6ba99dd 100644
--- a/firmware/thread.c
+++ b/firmware/thread.c
@@ -387,6 +387,13 @@ void corelock_unlock(struct corelock *cl)
 
 #endif /* CONFIG_CORELOCK == SW_CORELOCK */
 
+#ifdef CPU_PP502x
+/* Some code relies on timing */
+void switch_thread(struct thread_entry *old) ICODE_ATTR;
+void core_wake(IF_COP_VOID(unsigned int othercore)) ICODE_ATTR;
+void core_idle(void) ICODE_ATTR;
+#endif
+
 /*---------------------------------------------------------------------------
  * Put core in a power-saving state if waking list wasn't repopulated and if
  * no other core requested a wakeup for it to perform a task.
@@ -405,7 +412,7 @@ static inline void core_sleep(IF_COP(unsigned int core,) struct thread_entry **w
         "ldr    r0, [%[w]]                 \n" /* Check *waking */
         "cmp    r0, #0                     \n" /* != NULL -> exit */
         "bne    1f                         \n"
-        /* ------ fixed-time sequence ----- */
+        /* ------ fixed-time sequence ----- */ /* Can this be relied upon? */
         "ldr    r0, [%[ms], %[oc], lsl #2] \n" /* Stay-awake requested? */
         "mov    r1, #0x80000000            \n"
         "tst    r0, #1                     \n"
@@ -453,7 +460,7 @@ void core_wake(IF_COP_VOID(unsigned int othercore))
         "orr    r1, r2, #0xc0              \n"
         "msr    cpsr_c, r1                 \n"
         "mov    r1, #1                     \n"
-        /* ------ fixed-time sequence ----- */
+        /* ------ fixed-time sequence ----- */ /* Can this be relied upon? */
         "str    r1, [%[ms], %[oc], lsl #2] \n" /* Send stay-awake message */
         "nop                               \n"
         "nop                               \n"
diff --git a/firmware/usb.c b/firmware/usb.c
index f79af98..f4b92f0 100644
--- a/firmware/usb.c
+++ b/firmware/usb.c
@@ -66,7 +66,7 @@ static int usb_mmc_countdown = 0;
 static long usb_stack[(DEFAULT_STACK_SIZE + 0x800)/sizeof(long)];
 static const char usb_thread_name[] = "usb";
 #endif
-static struct event_queue usb_queue NOCACHEBSS_ATTR;
+static struct event_queue usb_queue;
 static int last_usb_status;
 static bool usb_monitor_enabled;