patch-2.4.20 linux-2.4.20/arch/ia64/hp/sim/hpsim_setup.c
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- Lines: 59
- Date:
Thu Nov 28 15:53:09 2002
- Orig file:
linux-2.4.19/arch/ia64/hp/sim/hpsim_setup.c
- Orig date:
Wed Dec 31 16:00:00 1969
diff -urN linux-2.4.19/arch/ia64/hp/sim/hpsim_setup.c linux-2.4.20/arch/ia64/hp/sim/hpsim_setup.c
@@ -0,0 +1,58 @@
+/*
+ * Platform dependent support for HP simulator.
+ *
+ * Copyright (C) 1998, 1999 Hewlett-Packard Co
+ * Copyright (C) 1998, 1999 David Mosberger-Tang <davidm@hpl.hp.com>
+ * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com>
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/param.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/kdev_t.h>
+#include <linux/console.h>
+
+#include <asm/delay.h>
+#include <asm/irq.h>
+#include <asm/pal.h>
+#include <asm/machvec.h>
+#include <asm/pgtable.h>
+#include <asm/sal.h>
+
+#include "hpsim_ssc.h"
+
+extern struct console hpsim_cons;
+
+/*
+ * Simulator system call.
+ */
+asm (".text\n"
+ ".align 32\n"
+ ".global ia64_ssc\n"
+ ".proc ia64_ssc\n"
+ "ia64_ssc:\n"
+ "mov r15=r36\n"
+ "break 0x80001\n"
+ "br.ret.sptk.many rp\n"
+ ".endp\n");
+
+void
+ia64_ssc_connect_irq (long intr, long irq)
+{
+ ia64_ssc(intr, irq, 0, 0, SSC_CONNECT_INTERRUPT);
+}
+
+void
+ia64_ctl_trace (long on)
+{
+ ia64_ssc(on, 0, 0, 0, SSC_CTL_TRACE);
+}
+
+void __init
+hpsim_setup (char **cmdline_p)
+{
+ ROOT_DEV = to_kdev_t(0x0801); /* default to first SCSI drive */
+
+ register_console (&hpsim_cons);
+}
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