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Date:      Sun, 13 Jun 2004 07:37:52 GMT
From:      Juli Mallett <jmallett@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 54801 for review
Message-ID:  <200406130737.i5D7bqDk056079@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=54801

Change 54801 by jmallett@jmallett_oingo on 2004/06/13 07:37:18

	Prevent corruption of thread0 pcb, tf and stack by starting the stack
	at the correct place loaded into the PCB by cpu_thread_setup.

Affected files ...

.. //depot/projects/mips/sys/mips/mips/locore.S#13 edit

Differences ...

==== //depot/projects/mips/sys/mips/mips/locore.S#13 (text+ko) ====

@@ -90,10 +90,10 @@
 	jal	platform_start
 	nop
 
-	ld	sp, kstack0
-	daddiu	sp, KSTACK_PAGES << PAGE_SHIFT
-	dsrl	sp, 3
-	dsll	sp, 3
+	ld	k0, pcpup
+	ld	k0, PC_CURTHREAD(k0)
+	ld	k0, TD_PCB(k0)
+	ld	k0, SF_REG_SP(k0)
 
 	/* Start MI things rolling. */
 	jal	mi_startup



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