From: Alice Hennessy <ahennessy@mvista.com>
To: linux-mips@oss.sgi.com
Cc: ahennessy@mvista.com
Subject: R3000 and kgdb
Date: Wed, 18 Jul 2001 19:58:47 -0700 [thread overview]
Message-ID: <3B564CE7.2CF85A65@mvista.com> (raw)
Has anyone used kgdb with an R3000 cpu? There was an obvious problem
in
gdb-low.S (patch below) but I still cannot get kgdb to work.
Alice
--- arch/mips/kernel/gdb-low.S.orig Wed Jul 18 18:47:57 2001
+++ arch/mips/kernel/gdb-low.S Wed Jul 18 17:52:21 2001
@@ -302,11 +302,18 @@
lw v1,GDB_FR_REG3(sp)
lw v0,GDB_FR_REG2(sp)
lw $1,GDB_FR_REG1(sp)
+#if defined(CONFIG_CPU_R3000)
+ lw k0, GDB_FR_EPC(sp)
+ lw sp,GDB_FR_REG29(sp) /* Deallocate
stack */
+ jr k0
+ rfe
+#else
lw sp,GDB_FR_REG29(sp) /* Deallocate
stack */
.set mips3
eret
.set mips0
+#endif
.set at
.set reorder
END(trap_low)
next reply other threads:[~2001-07-19 2:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-19 2:58 Alice Hennessy [this message]
2001-07-19 10:35 ` R3000 and kgdb Ralf Baechle
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