From: Pavel Machek <pavel@ucw.cz>
To: Rusty trivial patch monkey Russell <trivial@rustcorp.com.au>,
kernel list <linux-kernel@vger.kernel.org>
Subject: Better docs for boot-up code
Date: Wed, 23 Apr 2003 15:49:40 +0200 [thread overview]
Message-ID: <20030423134940.GA308@elf.ucw.cz> (raw)
Hi!
This adds some nice docs for boot-up code. Please apply,
Pavel
Index: linux/arch/i386/boot/setup.S
===================================================================
--- linux.orig/arch/i386/boot/setup.S 2003-04-22 00:04:32.000000000 +0200
+++ linux/arch/i386/boot/setup.S 2003-04-21 22:40:53.000000000 +0200
@@ -893,6 +893,9 @@
movw %cs, %si
subw $DELTA_INITSEG, %si
shll $4, %esi # Convert to 32-bit pointer
+
+# jump to startup_32 in arch/i386/kernel/head.S
+#
# NOTE: For high loaded big kernels we need a
# jmpi 0x100000,__BOOT_CS
#
Index: linux/arch/i386/kernel/trampoline.S
===================================================================
--- linux.orig/arch/i386/kernel/trampoline.S 2003-04-22 00:04:32.000000000 +0200
+++ linux/arch/i386/kernel/trampoline.S 2003-03-30 20:01:55.000000000 +0200
@@ -4,6 +4,8 @@
*
* 4 Jan 1997 Michael Chastain: changed to gnu as.
*
+ * This is only used for booting secondary CPUs in SMP machine
+ *
* Entry: CS:IP point to the start of our code, we are
* in real mode with no stack, but the rest of the
* trampoline page to make our stack and everything else
--
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]
reply other threads:[~2003-04-23 13:47 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=20030423134940.GA308@elf.ucw.cz \
--to=pavel@ucw.cz \
--cc=linux-kernel@vger.kernel.org \
--cc=trivial@rustcorp.com.au \
/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
all inboxes | Powered by JetHome®