diff options
| -rw-r--r-- | ld/emulparams/elf32mcore.sh | 32 | ||||
| -rw-r--r-- | ld/emulparams/mcorepe.sh | 9 |
2 files changed, 41 insertions, 0 deletions
diff --git a/ld/emulparams/elf32mcore.sh b/ld/emulparams/elf32mcore.sh new file mode 100644 index 0000000..524a7f4 --- /dev/null +++ b/ld/emulparams/elf32mcore.sh @@ -0,0 +1,32 @@ + +# CYGNUS LOCAL entire file + +SCRIPT_NAME=elf +OUTPUT_FORMAT="elf32-mcore-big" +BIG_OUTPUT_FORMAT="elf32-mcore-big" +LITTLE_OUTPUT_FORMAT="elf32-mcore-little" +PAGE_SIZE=0x1000 +TARGET_PAGE_SIZE=0x400 +MAXPAGESIZE=0x1000 +TEXT_START_ADDR=0 +NONPAGED_TEXT_START_ADDR=0 +ARCH=mcore +EMBEDDED=yes + +# There is a problem with the NOP value - it must work for both +# big endian and little endian systems. Unfortunately there is +# no symmetrical mcore opcode that functions as a noop. The +# chosen solution is to use "tst r0, r14". This is a symetrical +# value, and apart from the corruption of the C bit, it has no other +# side effects. Since the carry bit is never tested without being +# explicitly set first, and since the NOP code is only used as a +# fill value between independantly viable peices of code, it should +# not matter. +NOP=0x0e0e + +OTHER_BSS_SYMBOLS="__bss_start__ = . ;" +OTHER_BSS_END_SYMBOLS="__bss_end__ = . ;" + +# Hmmm, there's got to be a better way. This sets the stack to the +# top of the simulator memory (2^19 bytes). +OTHER_RELOCATING_SECTIONS='.stack 0x80000 : { _stack = .; *(.stack) }' diff --git a/ld/emulparams/mcorepe.sh b/ld/emulparams/mcorepe.sh new file mode 100644 index 0000000..ea3087b --- /dev/null +++ b/ld/emulparams/mcorepe.sh @@ -0,0 +1,9 @@ + +# CYGNUS LOCAL entire file + +ARCH=mcore +SCRIPT_NAME=mcorepe +OUTPUT_FORMAT="pei-mcore-big" +LITTLE_OUTPUT_FORMAT="pei-mcore-little" +BIG_OUTPUT_FORMAT="pei-mcore-big" +TEMPLATE_NAME=pe |