av5282: Simplify bsp_specs

Updates #3520.

c/src/lib/libbsp/m68k/av5282/bsp_specs

@@ -1,13 +1,9 @@
 %rename endfile old_endfile
 %rename startfile old_startfile
-%rename link old_link
 
 *startfile:
 %{!qrtems: %(old_startfile)} \
-%{!nostdlib: %{qrtems: start.o%s crti.o%s crtbegin.o%s -e start}}
-
-*link:
-%{!qrtems: %(old_link)} %{qrtems: -dc -dp -N}
+%{!nostdlib: %{qrtems: crti.o%s crtbegin.o%s}}
 
 *endfile:
 %{!qrtems: %(old_endfile)} %{qrtems: crtend.o%s crtn.o%s}

c/src/lib/libbsp/m68k/av5282/startup/linkcmds

@@ -31,6 +31,8 @@ __SRAMBASE = DEFINED(__SRAMBASE) ? __SRAMBASE : 0x20000000 ;
 
 
 ENTRY(start)
+STARTUP(start.o)
+
 MEMORY
 {
     ram : ORIGIN = 0, LENGTH = 16M

c/src/lib/libbsp/m68k/av5282/startup/linkcmdsflash

@@ -30,6 +30,8 @@ __IPSBAR = DEFINED(__IPSBAR) ? __IPSBAR : 0x40000000 ;
 __SRAMBASE = DEFINED(__SRAMBASE) ? __SRAMBASE : 0x20000000 ;
 
 ENTRY(start)
+STARTUP(start.o)
+
 MEMORY
 {
     ram : ORIGIN = 0, LENGTH = 16M

c/src/lib/libbsp/m68k/av5282/startup/linkcmdsram

@@ -30,6 +30,8 @@ __IPSBAR = DEFINED(__IPSBAR) ? __IPSBAR : 0x40000000 ;
 __SRAMBASE = DEFINED(__SRAMBASE) ? __SRAMBASE : 0x20000000 ;
 
 ENTRY(start)
+STARTUP(start.o)
+
 MEMORY
 {
     ram : ORIGIN = 0, LENGTH = 16M