From ec639282c873f239f0707778f8240eeb22d49ef1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Sat, 3 May 2003 13:47:03 +0000
Subject: [PATCH] Added files to build the PPC version. rldreloc.inc doesn't do
 anything useful yet, though.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3137 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/kernel/apps/rld/arch/ppc/rld.ld       | 63 +++++++++++++++++++++++
 src/kernel/apps/rld/arch/ppc/rldreloc.inc | 50 ++++++++++++++++++
 2 files changed, 113 insertions(+)
 create mode 100644 src/kernel/apps/rld/arch/ppc/rld.ld
 create mode 100644 src/kernel/apps/rld/arch/ppc/rldreloc.inc

diff --git a/src/kernel/apps/rld/arch/ppc/rld.ld b/src/kernel/apps/rld/arch/ppc/rld.ld
new file mode 100644
index 0000000000..8fa2176153
--- /dev/null
+++ b/src/kernel/apps/rld/arch/ppc/rld.ld
@@ -0,0 +1,63 @@
+OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
+OUTPUT_ARCH(powerpc)
+
+ENTRY(RLD_STARTUP)
+SEARCH_DIR("libgcc");
+SECTIONS
+{
+	. = 0x00100000 + SIZEOF_HEADERS;
+
+	.interp : { *(.interp) }
+	.hash : { *(.hash) }
+	.dynsym : { *(.dynsym) }
+	.dynstr : { *(.dynstr) }
+	.rel.text : { *(.rel.text) *(.rel.gnu.linkonce.t*) }
+	.rela.text : { *(.rela.text) *(.rela.gnu.linkonce.t*) }
+	.rel.data : { *(.rel.data) *(.rel.gnu.linkonce.d*) }
+	.rela.data : { *(.rela.data) *(.rela.gnu.linkonce.d*) }
+	.rel.rodata : { *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
+	.rela.rodata : { *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
+	.rel.got : { *(.rel.got) }
+	.rela.got : { *(.rela.got) }
+	.rel.ctors : { *(.rel.ctors) }
+	.rela.ctors : { *(.rela.ctors) }
+	.rel.dtors : { *(.rel.dtors) }
+	.rela.dtors : { *(.rela.dtors) }
+	.rel.init : { *(.rel.init) }
+	.rela.init : { *(.rela.init) }
+	.rel.fini : { *(.rel.fini) }
+	.rela.fini : { *(.rela.fini) }
+	.rel.bss : { *(.rel.bss) }
+	.rela.bss : { *(.rela.bss) }
+	.rel.plt : { *(.rel.plt) }
+	.rela.plt : { *(.rela.plt) }
+	.init : { *(.init) } =0x9090
+	.plt : { *(.plt) }
+
+	/* text/read-only data */
+	.text :	{ *(.text .gnu.linkonce.t.*) }
+
+	.rodata : { *(.rodata) }
+
+	/* writable data  */
+  	. = ALIGN(0x1000) + (. & (0x1000 - 1));
+	__data_start = .;
+	PROVIDE(_data_start = .);
+	.data : { *(.data .gnu.linkonce.d.*) }
+
+	__ctor_list = .;
+	PROVIDE (_ctor_list = .);
+	.ctors : { *(.ctors) }
+	PROVIDE (__ctor_end = .);
+
+
+	/* unintialized data (in same segment as writable data) */
+	PROVIDE (__bss_start = .);
+	.bss : { *(.bss) }
+
+	. = ALIGN(0x1000);
+	PROVIDE (_end = .);
+
+	/* Strip unnecessary stuff */
+	/DISCARD/ : { *(.comment .note .eh_frame .dtors) }
+}
diff --git a/src/kernel/apps/rld/arch/ppc/rldreloc.inc b/src/kernel/apps/rld/arch/ppc/rldreloc.inc
new file mode 100644
index 0000000000..607b86ad5b
--- /dev/null
+++ b/src/kernel/apps/rld/arch/ppc/rldreloc.inc
@@ -0,0 +1,50 @@
+/*
+** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
+
+
+static int
+relocate_rel(image_t *image, struct Elf32_Rel *rel, int rel_len)
+{
+	// ToDo: implement me!
+
+	return B_NO_ERROR;
+}
+
+
+static bool
+relocate_image(image_t *image)
+{
+	status_t status = B_NO_ERROR;
+
+	if (image->flags & RFLAG_RELOCATED)
+		return true;
+
+	image->flags |= RFLAG_RELOCATED;
+
+	// deal with the rels first
+	if (image->rel) {
+		status = relocate_rel(image, image->rel, image->rel_len);
+		if (status)
+			return false;
+	}
+
+	if (image->pltrel) {
+		status = relocate_rel(image, image->pltrel, image->pltrel_len);
+		if (status)
+			return false;
+	}
+
+	if (image->rela) {
+		//int i;
+		printf("RELA relocations not supported\n");
+		return false;
+
+		//for (i = 1; i * (int)sizeof(struct Elf32_Rela) < image->rela_len; i++) {
+		//	printf("rela: type %d\n", ELF32_R_TYPE(image->rela[i].r_info));
+		//}
+	}
+
+	return true;
+}