2 files changed, 12 insertions, 3 deletions

diff --git a/firmware/export/config.h b/firmware/export/config.h
index c3dd4fde93..070bd959b7 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -826,6 +826,11 @@ Lyre prototype 1 */
 
 #endif /* CPU_PP */
 
+#if CONFIG_CPU == IMX31L
+#define NOCACHEBSS_ATTR     __attribute__((section(".ncbss"),nocommon))
+#define NOCACHEDATA_ATTR    __attribute__((section(".ncdata"),nocommon))
+#endif
+
 #ifndef CONFIG_CORELOCK
 #define CONFIG_CORELOCK CORELOCK_NONE
 #endif
diff --git a/firmware/export/imx31l.h b/firmware/export/imx31l.h
index 66ae0acc4d..ea92d059cc 100644
--- a/firmware/export/imx31l.h
+++ b/firmware/export/imx31l.h
@@ -35,14 +35,18 @@
 #define FRAME_SIZE    (240*320*2)
 /* Rockbox framebuffer address, not retail OS */
 #define FRAME_PHYS_ADDR (TTB_BASE_ADDR - FRAME_SIZE)
-#define FRAME         ((void *)(FRAME_PHYS_ADDR-CSD0_BASE_ADDR))
+#define FRAME         ((void *)(FRAME_PHYS_ADDR+0x100000-CSD0_BASE_ADDR))
+
+#define CACHEALIGN_SIZE     32
+#define NOCACHE_BASE        CSD0_BASE_ADDR
 
-#define DEVBSS_ATTR   __attribute__((section(".devbss"),nocommon))
 /* USBOTG */
 #define USB_QHARRAY_ATTR    __attribute__((section(".qharray"),nocommon,aligned(2048)))
 #define USB_NUM_ENDPOINTS   8
-#define USB_DEVBSS_ATTR     DEVBSS_ATTR
+#define USB_DEVBSS_ATTR     NOCACHEBSS_ATTR
 #define USB_BASE            OTG_BASE_ADDR
+#define QHARRAY_SIZE        ((64*USB_NUM_ENDPOINTS*2 + 2047) & (0xffffffff - 2047))
+#define QHARRAY_PHYS_ADDR   ((FRAME_PHYS_ADDR - QHARRAY_SIZE) & (0xffffffff - 2047))
 
 /*
  * AIPS 1