From: ebiederm@xmission.com (Eric W. Biederman)
To: Linus Torvalds <torvalds@transmeta.com>, Dave Jones <davej@suse.de>
Cc: <linux-kernel@vger.kernel.org>
Subject: [PATCH 2.5.12] x86 Boot enhancements, linker fixes 2/11
Date: 02 May 2002 08:45:51 -0600 [thread overview]
Message-ID: <m1wuumy5eo.fsf@frodo.biederman.org> (raw)
In-Reply-To: <m11ycuzk4q.fsf@frodo.biederman.org>
diff -uNr linux-2.5.12.boot.boot_params/arch/i386/Makefile linux-2.5.12.boot.vmlinuxlds/arch/i386/Makefile
--- linux-2.5.12.boot.boot_params/arch/i386/Makefile Thu Apr 12 13:20:31 2001
+++ linux-2.5.12.boot.vmlinuxlds/arch/i386/Makefile Wed May 1 09:38:47 2002
@@ -18,7 +18,7 @@
LD=$(CROSS_COMPILE)ld -m elf_i386
OBJCOPY=$(CROSS_COMPILE)objcopy -O binary -R .note -R .comment -S
-LDFLAGS=-e stext
+LDFLAGS=
LINKFLAGS =-T $(TOPDIR)/arch/i386/vmlinux.lds $(LDFLAGS)
CFLAGS += -pipe
diff -uNr linux-2.5.12.boot.boot_params/arch/i386/kernel/head.S linux-2.5.12.boot.vmlinuxlds/arch/i386/kernel/head.S
--- linux-2.5.12.boot.boot_params/arch/i386/kernel/head.S Mon Apr 29 00:17:11 2002
+++ linux-2.5.12.boot.vmlinuxlds/arch/i386/kernel/head.S Wed May 1 09:38:47 2002
@@ -41,7 +41,7 @@
*
* On entry, %esi points to the real-mode code as a 32-bit pointer.
*/
-startup_32:
+ENTRY(startup_32)
/*
* Set segments to known values
*/
diff -uNr linux-2.5.12.boot.boot_params/arch/i386/vmlinux.lds linux-2.5.12.boot.vmlinuxlds/arch/i386/vmlinux.lds
--- linux-2.5.12.boot.boot_params/arch/i386/vmlinux.lds Sun Mar 10 20:09:08 2002
+++ linux-2.5.12.boot.vmlinuxlds/arch/i386/vmlinux.lds Wed May 1 09:38:47 2002
@@ -3,7 +3,13 @@
*/
OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
-ENTRY(_start)
+physical_startup_32 = startup_32 - 0xC0000000;
+ENTRY(physical_startup_32)
+PHDRS
+{
+ text PT_LOAD AT(0x100000);
+
+}
SECTIONS
{
. = 0xC0000000 + 0x100000;
@@ -12,7 +18,7 @@
*(.text)
*(.fixup)
*(.gnu.warning)
- } = 0x9090
+ } :text = 0x9090
_etext = .; /* End of text section */
@@ -73,8 +79,16 @@
__bss_start = .; /* BSS */
.bss : {
*(.bss)
+ _end = . ;
+ /* Reserve space for the bootmem bitmap,
+ * With a start at 0xC0000000 this is just 32k in the worst case.
+ *
+ * Ideally this would be in an initdata segment but that causes
+ * problems with memory being reserved twice.
+ */
+ . = ALIGN(4096);
+ . = . + 32768;
}
- _end = . ;
/* Sections to be discarded */
/DISCARD/ : {
next prev parent reply other threads:[~2002-05-02 14:53 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-02 14:42 [PATCH 2.5.12] x86 Boot enhancements, boot params 1/11 Eric W. Biederman
2002-04-27 2:56 ` Pavel Machek
2002-05-06 10:13 ` Eric W. Biederman
2002-05-06 15:19 ` Pavel Machek
2002-05-06 17:55 ` Eric W. Biederman
2002-05-06 20:20 ` Pavel Machek
2002-05-02 14:45 ` Eric W. Biederman [this message]
2002-05-02 14:48 ` [PATCH 2.5.12] x86 Boot enhancements, bzImage/zImage code differentiation 3/11 Eric W. Biederman
2002-05-02 14:51 ` [PATCH 2.5.12] x86 Boot enhancements, constants 4/11 Eric W. Biederman
2002-05-02 14:55 ` [PATCH 2.5.12] x86 Boot enhancements, heap 5/11 Eric W. Biederman
2002-05-02 15:00 ` [PATCH 2.5.12] x86 Boot enhancements, 32bit entries 6/11 Eric W. Biederman
2002-04-27 4:53 ` Pavel Machek
2002-05-02 15:05 ` [PATCH 2.5.12] x86 Boot enhancements, footprint reduction 7/11 Eric W. Biederman
2002-05-02 15:07 ` [PATCH 2.5.12] x86 Boot enhancements, build beancounting 8/11 Eric W. Biederman
2002-05-02 15:11 ` [PATCH 2.5.12] x86 Boot enhancements, boot protocol 2.04 9/11 Eric W. Biederman
2002-05-02 15:13 ` [PATCH 2.5.12] x86 Boot enhancements, LinuxBIOS support 10/11 Eric W. Biederman
2002-05-02 15:15 ` [PATCH 2.5.12] x86 Boot enhancements, bzElf support 11/11 Eric W. Biederman
2002-05-02 20:45 ` H. Peter Anvin
2002-05-02 20:39 ` [PATCH 2.5.12] x86 Boot enhancements, boot protocol 2.04 9/11 H. Peter Anvin
2002-05-02 20:45 ` H. Peter Anvin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m1wuumy5eo.fsf@frodo.biederman.org \
--to=ebiederm@xmission.com \
--cc=davej@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=torvalds@transmeta.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox