Subject: [PATCH] x86, boot: Add more debug printout in compressed/misc.c

with support that use printf.c in x86 setup code.
print out more info for debug info.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>


---
 arch/x86/boot/compressed/misc.c |   12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

Index: linux-2.6/arch/x86/boot/compressed/misc.c
===================================================================
--- linux-2.6.orig/arch/x86/boot/compressed/misc.c
+++ linux-2.6/arch/x86/boot/compressed/misc.c
@@ -287,7 +287,7 @@ static void parse_elf(void *output)
 		return;
 	}
 
-	debug_putstr("Parsing ELF... ");
+	debug_putstr("Parsing ELF...\n");
 
 	phdrs = malloc(sizeof(*phdrs) * ehdr.e_phnum);
 	if (!phdrs)
@@ -307,6 +307,11 @@ static void parse_elf(void *output)
 			dest = (void *)(phdr->p_paddr);
 #endif
 			memmove(dest, output + phdr->p_offset, phdr->p_filesz);
+			debug_printf("   parse_elf: [0x%010lx-0x%010lx] <=== [0x%010lx-0x%010lx]\n",
+				(unsigned long)dest,
+				(unsigned long)dest + phdr->p_filesz - 1,
+				(unsigned long)output + phdr->p_offset,
+				(unsigned long)output + phdr->p_offset + phdr->p_filesz - 1);
 			break;
 		default: /* Ignore other PT_* */ break;
 		}
@@ -431,6 +436,11 @@ asmlinkage __visible void *extract_kerne
 		error("Wrong destination address");
 #endif
 
+	debug_printf("  decompress: [0x%010lx-0x%010lx] <=== [0x%010lx-0x%010lx]\n",
+		(unsigned long)output,
+		(unsigned long)output + output_len - 1,
+		(unsigned long)input_data,
+		(unsigned long)input_data + input_len - 1);
 	debug_putstr("\nDecompressing Linux... ");
 	__decompress(input_data, input_len, NULL, NULL, output, output_len,
 			NULL, error);