updated README-AMP.md with some minor fixups

Author: elfmaster

Makefile

@@ -1,7 +1,7 @@
 BUILD_DIR = './build'
 INTERP_PATH = $(PWD)/build/shiva
 PATCH_PATH = "modules/aarch64_patches"
-GCC_OPTS= -fPIC -ggdb -c
+GCC_OPTS= -fPIC -ggdb -c 
 OBJ_LIST=shiva.o shiva_util.o shiva_signal.o shiva_ulexec.o shiva_auxv.o	\
     shiva_module.o shiva_trace.o shiva_trace_thread.o shiva_error.o shiva_maps.o shiva_analyze.o \
     shiva_callsite.o shiva_target.o shiva_xref.o shiva_transform.o shiva_so.o shiva_post_linker.o

README-AMP.md

@@ -1,11 +1,11 @@
-- README file for Shiva (From AMP phase-2)
+# Shiva JIT micropatching engine
 
 This collection of files is from the DARPA Assured micropatching (AMP)
 program. This README provides a basic description of the AMP program
 and the overall manifest and description for each file.
 
 
----- Assured Micropatching Program
+## Assured Micropatching Program
 
 The AMP program is a DARPA effort to develop technologies for advancing
 the state of patching ELF binaries and verifying the stability of the
@@ -20,17 +20,23 @@ since the data was produced by a research prototype, it is practically guarantee
 to be imperfect.
 
 
----- Description of Shiva
+## Description of Shiva
 
-Shiva was a phase-2 effort to advance the state of ELF binary patching by
-introducing a custom ELF interpreter for loading and linking ELF relocatable
-objects into the process image at runtime. Shiva aims to make patch development
-a seamless process, fitting right into the existing ELF ABI toolchain of
-compilers and linkers. Shiva supports Linux AArch64 environments.
+Shiva is the product of AMP-phase-2 and advances the state of ELF binary
+patching by introducing a custom ELF interpreter for loading and linking ELF
+relocatable objects into the process image at runtime. Shiva aims to make patch
+development a seamless process, fitting right into the existing ELF ABI
+toolchain. Shiva supports Linux AArch64 environments currently.
 
----- Github location
+## Support
 
-Shiva's github home is at https://github.com/advanced-microcode-patching/shiva
+OS: Linux
+Architectures: AArch64
+ELF binary support: AArch64 ELF PIE executable
+
+## Github
+
+https://github.com/advanced-microcode-patching/shiva
 
 ---- File descriptions
 

shiva_post_linker.c

@@ -54,7 +54,7 @@ shiva_post_linker(void)
 	test_mark();
 
 	/*
-	 * Mark the text segment as writable now that there won't
+	 * Mark the text segment as read-only now that there won't
 	 * be any final fixups in the modules .text.
 	 */
 	if (mprotect(ctx_global->module.runtime->text_mem,