From 04948fc8d7b325fefa040c9d4a18a2dd86053ab3 Mon Sep 17 00:00:00 2001 From: Mike Frysinger <vapier@gentoo.org> Date: Sat, 5 Jan 2008 22:52:13 +0000 Subject: add info for elf.h, ldd.c, readelf.c, and MAINTAINERS --- docs/PORTING | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'docs') diff --git a/docs/PORTING b/docs/PORTING index 3c454ddb9..613f06a05 100644 --- a/docs/PORTING +++ b/docs/PORTING @@ -65,6 +65,11 @@ TODO: nptl / linuxthreads / linuxthreads.old ==================== === ldso sysdeps === ==================== +- elf.h - presumably you've already taught binutils all about the random ELF + relocations your arch needs, so now you need to make sure the defines exist + for uClibc. make sure the EM_### define exists and all of the R_###_### + reloc defines. + - enable ldso/shared options in your extra/Configs/Config.ARCH file - you will need to create the following files in ldso/ldso/ARCH/ dl-debug.h dl-startup.h dl-syscalls.h dl-sysdep.h elfinterp.c resolve.S @@ -115,3 +120,19 @@ TODO: nptl / linuxthreads / linuxthreads.old - clean up after call - jump to function address now stored in PLT glibc stores this function in libc/sysdeps/ARCH/dl-trampoline.S + +- utils/ldd.c - if you want support for ldso cache files (spoiler: you do), + then you'll need to teach ldd a little. generally, the fallback code + should be smart and "just work", but you should be explicit. just pop + it open and add an appropriate ifdef for your arch and set MATCH_MACHINE() + and ELFCLASSM. there are plenty examples and you're (hopefully) smart. + +==================== +=== Misc Cruft === +==================== +- utils/readelf.c - not really needed generally speaking, but might as well + add your arch to the giant EM_* list (describe_elf_hdr) + +- MAINTAINERS - presumably you're going to submit this code back to mainline + and since you're the only one who cares about this arch (right now), you + should add yourself to the toplevel MAINTAINERS file. do it. -- cgit v1.2.3