boards/riscv/mpfs: Remove reference to .vectors in linker scripts

There is no such section. Instead, place the object mpfs_head.o at the start of
the text.

Put mpfs_head.o directly into the arch library; there is no need to define
it separately in HEAD_ASRC.

Signed-off-by: Jukka Laitinen <jukkax@ssrc.tii.ae>

arch/risc-v/src/mpfs/Make.defs

@@ -18,13 +18,9 @@
 #
 ############################################################################
 
-# Specify our HEAD assembly file.  This will be linked as
-# the first object file, so it will appear at address 0
-HEAD_ASRC = mpfs_head.S
-
 # Specify our general Assembly files
 
-CMN_ASRCS += riscv_vectors.S riscv_exception_common.S riscv_testset.S
+CMN_ASRCS += mpfs_head.S riscv_vectors.S riscv_exception_common.S riscv_testset.S
 
 # Specify C code within the common directory to be included
 CMN_CSRCS += riscv_initialize.c riscv_swint.c

boards/risc-v/mpfs/icicle/scripts/ld-envm-opensbi.script

@@ -59,7 +59,7 @@ SECTIONS
 
     .text : {
         _stext = ABSOLUTE(.);
-        *(.vectors)
+        mpfs_head.o
         *(.text .text.*)
         *(.f-ixup)
         *(.gnu.warning)

boards/risc-v/mpfs/icicle/scripts/ld-envm.script

@@ -33,7 +33,7 @@ SECTIONS
 {
     .text : {
         _stext = ABSOLUTE(.);
-        *(.vectors)
+        mpfs_head.o
         *(.text .text.*)
         *(.fixup)
         *(.gnu.warning)

boards/risc-v/mpfs/icicle/scripts/ld.script

@@ -32,7 +32,7 @@ SECTIONS
 {
     .text : {
         _stext = ABSOLUTE(.);
-        *(.vectors)
+        mpfs_head.o
         *(.text .text.*)
         *(.fixup)
         *(.gnu.warning)

boards/risc-v/mpfs/m100pfsevp/scripts/ld-envm.script

@@ -33,7 +33,7 @@ SECTIONS
 {
     .text : {
         _stext = ABSOLUTE(.);
-        *(.vectors)
+        mpfs_head.o
         *(.text .text.*)
         *(.fixup)
         *(.gnu.warning)

boards/risc-v/mpfs/m100pfsevp/scripts/ld.script

@@ -32,7 +32,7 @@ SECTIONS
 {
     .text : {
         _stext = ABSOLUTE(.);
-        *(.vectors)
+        mpfs_head.o
         *(.text .text.*)
         *(.fixup)
         *(.gnu.warning)