altos: Remove 8051-ism from ao_usb.h

__at doesn't exist for non-8051

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/kernel/ao_usb.h b/src/kernel/ao_usb.h
index 7992c806f21041ff10b9176778b30422a687484e..6c74a04265e3ecf282093c33e981de4ad79f2fce 100644 (file)
--- a/src/kernel/ao_usb.h
+++ b/src/kernel/ao_usb.h
@@ -69,7 +69,7 @@ ao_usb_disable(void);
 void
 ao_usb_init(void);
 
-extern const __at (0x00aa) uint8_t ao_usb_descriptors [];
+extern const uint8_t ao_usb_descriptors [];
 
 #define AO_USB_SETUP_DIR_MASK  (0x01 << 7)
 #define AO_USB_SETUP_TYPE_MASK (0x03 << 5)