By popular demand and peer pressure, check-in work in progress work to support

the Yeelong Lemote mips-based netbook. Kernel bits only for now, needs
polishing; most of this work done during h2k9 last month, although the
porting effort started earlier this year.

4 files changed, 365 insertions, 0 deletions

diff --git a/sys/arch/loongson/dev/lemote_irq.h b/sys/arch/loongson/dev/lemote_irq.h
new file mode 100644
index 00000000000..b38df51649a
--- /dev/null
+++ b/sys/arch/loongson/dev/lemote_irq.h
@@ -0,0 +1,72 @@
+/*	$OpenBSD: lemote_irq.h,v 1.1 2009/12/25 21:11:07 miod Exp $	*/
+
+/*
+ * Copyright (c) 2009 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * Lemote Yeelong specific hardware defines
+ */
+
+/*
+ * Bonito interrupt assignments
+ */
+
+#define	YEELONG_INTR_GPIO0		0
+#define	YEELONG_INTR_GPIO1		1
+#define	YEELONG_INTR_GPIO2		2
+#define	YEELONG_INTR_GPIO3		3
+
+/* pci interrupts */
+#define	YEELONG_INTR_PCIA		4
+#define	YEELONG_INTR_PCIB		5
+#define	YEELONG_INTR_PCIC		6
+#define	YEELONG_INTR_PCID		7
+
+#define	YEELONG_INTR_PCI_PARERR		8
+#define	YEELONG_INTR_PCI_SYSERR		9
+#define	YEELONG_INTR_DRAM_PARERR	10
+
+/* isa interrupts on i8259 */
+#define	YEELONG_INTR_INT0		11
+#define	YEELONG_INTR_INT1		12
+#define	YEELONG_INTR_INT2		13
+#define	YEELONG_INTR_INT3		14
+
+#define	YEELONG_INTRMASK_GPIO0		0x00000001	/* can't interrupt */
+#define	YEELONG_INTRMASK_GPIO1		0x00000002
+#define	YEELONG_INTRMASK_GPIO2		0x00000004
+#define	YEELONG_INTRMASK_GPIO3		0x00000008
+
+#define	YEELONG_INTRMASK_GPIO		0x0000000f
+
+/* pci interrupts */
+#define	YEELONG_INTRMASK_PCIA		0x00000010
+#define	YEELONG_INTRMASK_PCIB		0x00000020
+#define	YEELONG_INTRMASK_PCIC		0x00000040
+#define	YEELONG_INTRMASK_PCID		0x00000080
+
+#define	YEELONG_INTRMASK_PCI_PARERR	0x00000100
+#define	YEELONG_INTRMASK_PCI_SYSERR	0x00000200
+#define	YEELONG_INTRMASK_DRAM_PARERR	0x00000400
+
+/* isa interrupts on i8259 */
+#define	YEELONG_INTRMASK_INT0		0x00000800
+#define	YEELONG_INTRMASK_INT1		0x00001000
+#define	YEELONG_INTRMASK_INT2		0x00002000
+#define	YEELONG_INTRMASK_INT3		0x00004000
+
+#define	YEELONG_INTRMASK_LVL4		0x000007ff
+#define	YEELONG_INTRMASK_LVL0		0x00007800 /* not maskable in bonito */
diff --git a/sys/arch/loongson/dev/mainbus.c b/sys/arch/loongson/dev/mainbus.c
new file mode 100644
index 00000000000..be353cda893
--- /dev/null
+++ b/sys/arch/loongson/dev/mainbus.c
@@ -0,0 +1,79 @@
+/*	$OpenBSD: mainbus.c,v 1.1 2009/12/25 21:11:09 miod Exp $ */
+
+/*
+ * Copyright (c) 2001-2003 Opsycon AB  (www.opsycon.se / www.opsycon.com)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <machine/autoconf.h>
+
+int	mainbus_match(struct device *, void *, void *);
+void	mainbus_attach(struct device *, struct device *, void *);
+int	mainbus_print(void *, const char *);
+
+const struct cfattach mainbus_ca = {
+	sizeof(struct device), mainbus_match, mainbus_attach
+};
+
+struct cfdriver mainbus_cd = {
+	NULL, "mainbus", DV_DULL
+};
+
+int
+mainbus_match(struct device *parent, void *cfdata, void *aux)
+{
+	static int mainbus_attached = 0;
+
+	if (mainbus_attached != 0)
+		return 0;
+
+	return mainbus_attached = 1;
+}
+
+void
+mainbus_attach(struct device *parent, struct device *self, void *aux)
+{
+	struct mainbus_attach_args maa;
+
+	printf("\n");
+
+	bzero(&maa, sizeof maa);
+	maa.maa_name = "cpu";
+	config_found(self, &maa, mainbus_print);
+	maa.maa_name = "clock";
+	config_found(self, &maa, mainbus_print);
+
+	maa.maa_name = "bonito";
+	config_found(self, &maa, mainbus_print);
+}
+
+int
+mainbus_print(void *aux, const char *pnp)
+{
+	return pnp != NULL ? QUIET : UNCONF;
+}
diff --git a/sys/arch/loongson/dev/smfbreg.h b/sys/arch/loongson/dev/smfbreg.h
new file mode 100644
index 00000000000..5551e746e1e
--- /dev/null
+++ b/sys/arch/loongson/dev/smfbreg.h
@@ -0,0 +1,70 @@
+/*	$OpenBSD: smfbreg.h,v 1.1 2009/12/25 21:12:02 miod Exp $	*/
+
+/*
+ * Copyright (c) 2009 Miodrag Vallat.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * Silicon Motion SM712 registers
+ */
+
+/*
+ * DPR (2D drawing engine)
+ */
+
+#define	DPR_COORDS(x, y)		(((x) << 16) | (y))
+
+#define	DPR_BASE			0x00408000
+#define	DPR_SRC_COORDS			0x00
+#define	DPR_DST_COORDS			0x04
+#define	DPR_SPAN_COORDS			0x08
+#define	DPR_DE_CTRL			0x0c
+#define	DPR_PITCH			0x10
+#define	DPR_FG_COLOR			0x14
+#define	DPR_BG_COLOR			0x18
+#define	DPR_STRETCH			0x1c
+#define	DPR_COLOR_COMPARE		0x20
+#define	DPR_COLOR_COMPARE_MASK		0x24
+#define	DPR_BYTE_BIT_MASK		0x28
+#define	DPR_CROP_TOPLEFT_COORDS		0x2c
+#define	DPR_CROP_BOTRIGHT_COORDS	0x30
+#define	DPR_MONO_PATTERN_LO32		0x34
+#define	DPR_MONO_PATTERN_HI32		0x38
+#define	DPR_SRC_WINDOW			0x3c
+#define	DPR_SRC_BASE			0x40
+#define	DPR_DST_BASE			0x44
+
+#define	DE_CTRL_START			0x80000000
+#define	DE_CTRL_RTOL			0x08000000
+#define	DE_CTRL_COMMAND_MASK		0x001f0000
+#define	DE_CTRL_COMMAND_SHIFT			16
+#define	DE_CTRL_COMMAND_BITBLT			0x00
+#define	DE_CTRL_COMMAND_SOLIDFILL		0x01
+#define	DE_CTRL_ROP_ENABLE		0x00008000
+#define	DE_CTRL_ROP_MASK		0x000000ff
+#define	DE_CTRL_ROP_SHIFT			0
+#define	DE_CTRL_ROP_SRC				0x0c
+
+/*
+ * VPR (Video Parameter Registers)
+ */
+
+#define	VPR_BASE			0x0040c000
+
+/*
+ * MMIO
+ */
+
+#define	MMIO_BASE			0x00700000
diff --git a/sys/arch/loongson/loongson/wscons_machdep.c b/sys/arch/loongson/loongson/wscons_machdep.c
new file mode 100644
index 00000000000..f2b27b95246
--- /dev/null
+++ b/sys/arch/loongson/loongson/wscons_machdep.c
@@ -0,0 +1,144 @@
+/*	$OpenBSD: wscons_machdep.c,v 1.1 2009/12/25 21:11:16 miod Exp $ */
+
+/*
+ * Copyright (c) 2001 Aaron Campbell
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/conf.h>
+#include <sys/device.h>
+#include <sys/extent.h>
+
+#include <machine/autoconf.h>
+#include <machine/bus.h>
+
+#include <loongson/dev/bonitoreg.h>
+
+#include <dev/cons.h>
+#if 0
+#include <dev/wscons/wsconsio.h>
+#endif
+
+#include "wsdisplay.h"
+#if NWSDISPLAY > 0
+#include <dev/wscons/wsdisplayvar.h>
+#endif
+
+#include "pckbc.h"
+#if NPCKBC > 0
+#include <dev/isa/isareg.h>
+#include <dev/ic/i8042reg.h>
+#include <dev/ic/pckbcvar.h>
+#endif
+
+#include "pckbd.h"
+#if NPCKBD > 0
+#include <dev/wscons/wskbdvar.h>
+#endif
+#include "smfb.h"
+
+cons_decl(ws);
+
+void
+wscnprobe(struct consdev *cp)
+{
+	int maj;
+
+	/* Locate the major number. */
+	for (maj = 0; maj < nchrdev; maj++) {
+		if (cdevsw[maj].d_open == wsdisplayopen)
+			break;
+	}
+
+	if (maj == nchrdev) {
+		/* We are not in cdevsw[], give up. */
+		panic("wsdisplay is not in cdevsw[]");
+	}
+
+	cp->cn_dev = makedev(maj, 0);
+	cp->cn_pri = CN_MIDPRI;
+}
+
+void
+wscninit(struct consdev *cp)
+{
+static int initted;
+
+	if (initted)
+		return;
+
+	initted = 1;
+
+#if NSMFB > 0
+	{
+		extern int smfb_cnattach(void);
+
+		if (smfb_cnattach() != 0)
+			return;
+	}
+#endif
+#if NPCKBC > 0
+	{
+		extern struct mips_bus_space bonito_pci_io_space_tag;
+		if (!pckbc_cnattach(&bonito_pci_io_space_tag, IO_KBD, KBCMDP,
+		    PCKBC_KBD_SLOT, 0 /* PCKBC_CANT_TRANSLATE */))
+			return;
+	}
+#endif
+}
+
+void
+wscnputc(dev_t dev, int i)
+{
+#if NWSDISPLAY > 0
+	wsdisplay_cnputc(dev, i);
+#endif
+}
+
+int
+wscngetc(dev_t dev)
+{
+#if NPCKBD > 0
+	int c;
+
+	wskbd_cnpollc(dev, 1);
+	c = wskbd_cngetc(dev);
+	wskbd_cnpollc(dev, 0);
+
+	return c;
+#else
+	for (;;) ;
+#endif
+}
+
+void
+wscnpollc(dev_t dev, int on)
+{
+#if NPCKBD > 0
+	wskbd_cnpollc(dev, on);
+#endif
+}