[arch] Add __drivers and __devices arrays to ld scripts.

arch/arm/system-onesegment.ld

@@ -50,6 +50,10 @@ SECTIONS
 		__rodata_start = .;
 		*(.rodata .rodata.* .gnu.linkonce.r.*)
 		. = ALIGN(4);
+		__drivers = .;
+		KEEP(*(.drivers))
+		__drivers_end = .;
+		. = ALIGN(4);
 		__rodata_end = .;
 	}
 
@@ -68,6 +72,10 @@ SECTIONS
 		__apps_start = .;
 		KEEP (*(.apps))
 		__apps_end = .;
+		. = ALIGN(4);
+		__devices = .;
+		KEEP(*(.devices))
+		__devices_end = .;
 	}
 
 	.ctors : ALIGN(4) {

arch/arm/system-twosegment.ld

@@ -50,7 +50,11 @@ SECTIONS
 		__rodata_start = .;
 		*(.rodata .rodata.* .gnu.linkonce.r.*)
 		. = ALIGN(4);
-		__rodata_end = .;
+		__drivers = .;
+		KEEP(*(.drivers))
+		__drivers_end = .;
+		. = ALIGN(4);
+		__rodata_end = . ;
 	}
 
 	/* writable data  */
@@ -70,6 +74,10 @@ SECTIONS
 		__apps_start = .;
 		KEEP (*(.apps))
 		__apps_end = .;
+		. = ALIGN(4);
+		__devices = .;
+		KEEP(*(.devices))
+		__devices_end = .;
 	}
 
 	/* code that is located in ram */

arch/x86/kernel.ld

@@ -34,6 +34,10 @@ SECTIONS
 	.rodata : {
 		*(.rodata*)
 		*(.gnu.linkonce.r.*)
+		. = ALIGN(4);
+		__drivers = .;
+		KEEP(*(.drivers))
+		__drivers_end = .;
 	}
 
 	.data : ALIGN(4096) {
@@ -47,6 +51,10 @@ SECTIONS
 		__apps_start = .;
 		KEEP (*(.apps))
 		__apps_end = .;
+		. = ALIGN(4);
+		__devices = .;
+		KEEP(*(.devices))
+		__devices_end = .;
 	}
 	__ctor_list = .;
 	.ctors : { *(.ctors) }