diff --git a/radio/src/CMakeLists.txt b/radio/src/CMakeLists.txt
index a7cbe9122..e4fd3b316 100644
--- a/radio/src/CMakeLists.txt
+++ b/radio/src/CMakeLists.txt
@@ -743,10 +743,10 @@ if(ARCH STREQUAL ARM)
   set(CMAKE_SYSTEM_VERSION 1)
   set(CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> -o <OBJECT> <SOURCE>")
 
-  set(COMMON_FLAGS "-mcpu=${MCU} -mthumb -fomit-frame-pointer -fverbose-asm -Wa,-ahlms=opentx.lst -O${OPT} -gdwarf-2 -DHSE_VALUE=${HSE_VALUE} -fno-exceptions -fdata-sections -ffunction-sections ${WARNING_FLAGS}")
+  set(COMMON_FLAGS "-mcpu=${MCU} -mthumb -fomit-frame-pointer -fverbose-asm -Wa,-ahlms=firmware.lst -O${OPT} -gdwarf-2 -DHSE_VALUE=${HSE_VALUE} -fno-exceptions -fdata-sections -ffunction-sections ${WARNING_FLAGS}")
   set(CMAKE_C_FLAGS "${COMMON_FLAGS} -Wimplicit")
   set(CMAKE_CXX_FLAGS "${COMMON_FLAGS}")
-  set(CMAKE_EXE_LINKER_FLAGS "-mcpu=${MCU} -mthumb -nostartfiles -lm -T${RADIO_SRC_DIRECTORY}/${LINKER_SCRIPT} -Wl,-Map=opentx.map,--cref,--no-warn-mismatch,--gc-sections")
+  set(CMAKE_EXE_LINKER_FLAGS "-mcpu=${MCU} -mthumb -nostartfiles -lm -T${RADIO_SRC_DIRECTORY}/${LINKER_SCRIPT} -Wl,-Map=firmware.map,--cref,--no-warn-mismatch,--gc-sections")
 
   if(PCB STREQUAL TARANIS)
     add_subdirectory(targets/${TARGET_DIR}/bootloader)
@@ -808,6 +808,7 @@ endif()
 add_custom_target(firmware.lss
   COMMAND avr-objdump -h -S firmware.elf > firmware.lss
   DEPENDS firmware.elf
+  WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
   )
 
 if(CPU_FAMILY STREQUAL STM32)
diff --git a/radio/src/bitmaps/horus/shutdown.png b/radio/src/bitmaps/horus/shutdown.png
index 8f3307020..609936958 100644
Binary files a/radio/src/bitmaps/horus/shutdown.png and b/radio/src/bitmaps/horus/shutdown.png differ
diff --git a/radio/src/gui/horus/bitmaps.cpp b/radio/src/gui/horus/bitmaps.cpp
index 86f511979..7e71b8768 100644
--- a/radio/src/gui/horus/bitmaps.cpp
+++ b/radio/src/gui/horus/bitmaps.cpp
@@ -200,31 +200,31 @@ const uint8_t * const LBM_MODEL_ICONS[] = {
  *  Model selection screen bitmaps
  */
 
-const uint8_t LBM_LIBRARY_ICON[] = {
+const uint8_t LBM_LIBRARY_ICON[] __attribute__((aligned(32))) = {
 #include "mask_library.lbm"
 };
 
-const uint8_t LBM_LIBRARY_SLOT[] = {
+const uint8_t LBM_LIBRARY_SLOT[] __attribute__((aligned(32))) = {
 #include "mask_library_slot.lbm"
 };
 
-const uint8_t LBM_LIBRARY_CURSOR[] = {
+const uint8_t LBM_LIBRARY_CURSOR[] __attribute__((aligned(32))) = {
 #include "mask_library_category_index.lbm"
 };
 
-const uint8_t LBM_SCORE0[] = {
+const uint8_t LBM_SCORE0[] __attribute__((aligned(32))) = {
 #include "mask_library_score_0.lbm"
 };
 
-const uint8_t LBM_SCORE1[] = {
+const uint8_t LBM_SCORE1[] __attribute__((aligned(32))) = {
 #include "mask_library_score_1.lbm"
 };
 
-const uint8_t LBM_STAR0[] = {
+const uint8_t LBM_STAR0[] __attribute__((aligned(32))) = {
 #include "mask_library_star_0.lbm"
 };
 
-const uint8_t LBM_STAR1[] = {
+const uint8_t LBM_STAR1[] __attribute__((aligned(32))) = {
 #include "mask_library_star_1.lbm"
 };
 
@@ -232,30 +232,30 @@ const uint8_t LBM_STAR1[] = {
  * Other
  */
 
-const uint8_t LBM_ASTERISK[] = {
+const uint8_t LBM_ASTERISK[] __attribute__((aligned(32))) = {
 #include "asterisk.lbm"
 };
 
-const uint8_t LBM_POINT[] = {
+const uint8_t LBM_POINT[] __attribute__((aligned(32))) = {
 #include "mask_point.lbm"
 };
 
-const uint8_t LBM_CURVE_POINT[] = {
+const uint8_t LBM_CURVE_POINT[] __attribute__((aligned(32))) = {
 #include "mask_cvpoint.lbm"
 };
 
-const uint8_t LBM_CURVE_POINT_CENTER[] = {
+const uint8_t LBM_CURVE_POINT_CENTER[] __attribute__((aligned(32))) = {
 #include "mask_cvpoint_center.lbm"
 };
 
-const uint8_t LBM_CURVE_COORD_SHADOW[] = {
+const uint8_t LBM_CURVE_COORD_SHADOW[] __attribute__((aligned(32))) = {
 #include "mask_coord_shadow.lbm"
 };
-/*
-const uint8_t LBM_SHUTDOWN[] = {
+
+const uint8_t LBM_SHUTDOWN[] __attribute__((aligned(32))) = {
 #include "shutdown.lbm"
 };
 
-const uint8_t LBM_SLEEP[] = {
+const uint8_t LBM_SLEEP[] __attribute__((aligned(32))) = {
 #include "sleep.lbm"
-}; */
\ No newline at end of file
+};
\ No newline at end of file
diff --git a/radio/src/gui/horus/gui.h b/radio/src/gui/horus/gui.h
index 355263f69..45dbbbbdb 100644
--- a/radio/src/gui/horus/gui.h
+++ b/radio/src/gui/horus/gui.h
@@ -119,6 +119,7 @@ extern const uint8_t LBM_STAR0[];
 extern const uint8_t LBM_STAR1[];
 
 // Other icons
+extern const uint8_t LBM_SPLASH[];
 extern const uint8_t LBM_ASTERISK[];
 extern const uint8_t LBM_POINT[];
 extern const uint8_t LBM_CURVE_POINT[];
diff --git a/radio/src/gui/horus/lcd.cpp b/radio/src/gui/horus/lcd.cpp
index d82f15b7c..2f979094a 100644
--- a/radio/src/gui/horus/lcd.cpp
+++ b/radio/src/gui/horus/lcd.cpp
@@ -870,17 +870,17 @@ inline void lcdDrawBitmapDMA(coord_t x, coord_t y, coord_t width, coord_t height
 #endif
 
 #if !defined(BOOT)
-void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * bmp, coord_t offset, coord_t width, int scale)
+void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * bmp, coord_t offset, coord_t height, int scale)
 {
-  int w = getBitmapWidth(bmp);
-  int height = getBitmapHeight(bmp);
+  int width = getBitmapWidth(bmp);
+  int h = getBitmapHeight(bmp);
 
-  if (!width || width > w) {
-    width = w;
+  if (!height || height > h) {
+    height = h;
   }
 
-  if (x+width > LCD_W) {
-    width = LCD_W-x;
+  if (x+height > LCD_W) {
+    height = LCD_W-x;
   }
 
   if (width == 0 || height == 0) {
@@ -888,12 +888,12 @@ void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * bmp, coord_t offset, co
   }
 
   if (scale == 0) {
-    lcdDrawBitmapDMA(x, y, width, height, bmp+4);
+    lcdDrawBitmapDMA(x, y, width, height, bmp + 4 + offset*width*2);
   }
   else if (scale < 0) {
     for (coord_t i=0, row=0; row<height; i+=1, row-=scale) {
       display_t * p = &displayBuf[(y+i)*LCD_W + x];
-      const uint8_t * q = bmp + 4 + (row*w + offset) * 2;
+      const uint8_t * q = bmp + 4 + (offset+row)*width*2;
       for (coord_t col=0; col<width; col-=scale) {
         lcdDrawPixel(p, *((uint16_t *)q));
         p++; q-=2*scale;
@@ -904,7 +904,7 @@ void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * bmp, coord_t offset, co
     for (coord_t row=0; row<height; row++) {
       for (int i=0; i<scale; i++) {
         display_t * p = &displayBuf[(y+scale*row+i)*LCD_W + x];
-        const uint8_t * q = bmp + 4 + (row*w + offset) * 2;
+        const uint8_t * q = bmp + 4 + (offset+row)*width*2;
         for (coord_t col=0; col<width; col++) {
           for (int j=0; j<scale; j++) {
             lcdDrawPixel(p, *((uint16_t *)q));
diff --git a/radio/src/gui/horus/lcd.h b/radio/src/gui/horus/lcd.h
index abc7b6eeb..1c833b2b1 100644
--- a/radio/src/gui/horus/lcd.h
+++ b/radio/src/gui/horus/lcd.h
@@ -303,7 +303,7 @@ inline int getBitmapScaledSize(int size, int scale)
 
 int getBitmapScale(const uint8_t * bmp, int dstWidth, int dstHeight);
 int getTextWidth(const pm_char *s, int len=0, LcdFlags flags=0);
-void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * img, coord_t offset=0, coord_t width=0, int scale=0);
+void lcdDrawBitmap(coord_t x, coord_t y, const uint8_t * img, coord_t offset=0, coord_t height=0, int scale=0);
 void lcdDrawBitmapPattern(coord_t x, coord_t y, const uint8_t * img, LcdFlags flags=0, coord_t offset=0, coord_t width=0);
 
 #define lcdSetRefVolt(...)
diff --git a/radio/src/gui/horus/splash.cpp b/radio/src/gui/horus/splash.cpp
index 67af57c2e..47a65e821 100644
--- a/radio/src/gui/horus/splash.cpp
+++ b/radio/src/gui/horus/splash.cpp
@@ -20,8 +20,8 @@
 
 #include "../../opentx.h"
 
-const uint8_t LBM_SPLASH[] = {
-#include "../../bitmaps/horus/splash.lbm"
+const uint8_t LBM_SPLASH[] __attribute__((aligned(32))) = {
+#include "splash.lbm"
 };
 
 #if defined(SPLASH)
diff --git a/radio/src/gui/horus/widgets.cpp b/radio/src/gui/horus/widgets.cpp
index 8ab2b8e9f..175d4a949 100644
--- a/radio/src/gui/horus/widgets.cpp
+++ b/radio/src/gui/horus/widgets.cpp
@@ -324,16 +324,20 @@ int16_t gvarMenuItem(coord_t x, coord_t y, int16_t value, int16_t min, int16_t m
 }
 #endif
 
+#define SLEEP_BITMAP_WIDTH             60
+#define SLEEP_BITMAP_HEIGHT            60
 void drawSleepBitmap()
 {
-/*  lcdClear();
-  lcdDrawBitmap(POPUP_X-80, POPUP_Y-30, LBM_SLEEP);
-  lcdRefresh(); */
+  lcdClear();
+  lcdDrawBitmap((LCD_W-SLEEP_BITMAP_WIDTH)/2, (LCD_H-SLEEP_BITMAP_HEIGHT)/2, LBM_SLEEP);
+  lcdRefresh();
 }
 
+#define SHUTDOWN_BITMAP_WIDTH          60
+#define SHUTDOWN_BITMAP_HEIGHT         60
 void drawShutdownBitmap(uint8_t index)
 {
-  /*lcdClear();
-  lcdDrawBitmap(76, 2, LBM_SHUTDOWN, index * 60, 60);
-  lcdRefresh();*/
+  lcdClear();
+  lcdDrawBitmap((LCD_W-SHUTDOWN_BITMAP_WIDTH)/2, (LCD_H-SHUTDOWN_BITMAP_HEIGHT)/2, LBM_SHUTDOWN, index*SHUTDOWN_BITMAP_WIDTH, SHUTDOWN_BITMAP_WIDTH);
+  lcdRefresh();
 }
diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 56fa8c2e6..f4d5fc6e4 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -29,7 +29,7 @@ Clipboard clipboard;
 #endif
 
 #if (defined(PCBTARANIS) || defined(PCBHORUS)) && defined(SDCARD)
-uint8_t modelBitmap[MODEL_BITMAP_SIZE];
+uint8_t modelBitmap[MODEL_BITMAP_SIZE] __attribute__((aligned(32)));
 bool loadModelBitmap(char * name, uint8_t * bitmap)
 {
   uint8_t len = zlen(name, LEN_BITMAP_NAME);