[src/nathanw_sa]: src/sys/arch/arc/arc latform description for DESKTECH Tyne ...

[soda <soda%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b5775666dc6b
branches:  nathanw_sa
changeset: 504758:b5775666dc6b
user:      soda <soda%NetBSD.org@localhost>
date:      Wed Jun 13 15:27:18 2001 +0000

description:
latform description for DESKTECH Tyne and rPC44.
not tested.

diffstat:

 sys/arch/arc/arc/p_dti_arcstation.c |  226 ++++++++++++++++++++++++++++++++++++
 sys/arch/arc/arc/p_dti_tyne.c       |  223 +++++++++++++++++++++++++++++++++++
 2 files changed, 449 insertions(+), 0 deletions(-)

diffs (truncated from 457 to 300 lines):

diff -r 2c583a6d15f9 -r b5775666dc6b sys/arch/arc/arc/p_dti_arcstation.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arc/arc/p_dti_arcstation.c       Wed Jun 13 15:27:18 2001 +0000
@@ -0,0 +1,226 @@
+/*     $NetBSD: p_dti_arcstation.c,v 1.1.10.2 2001/06/13 15:27:18 soda Exp $   */
+/*     $OpenBSD: machdep.c,v 1.36 1999/05/22 21:22:19 weingart Exp $   */
+
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1992, 1993
+ *     The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department, The Mach Operating System project at
+ * Carnegie-Mellon University and Ralph Campbell.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
+ *
+ *     from: @(#)machdep.c     8.3 (Berkeley) 1/12/94
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <uvm/uvm_extern.h>
+
+#include <machine/autoconf.h>
+#include <machine/bus.h>
+#include <machine/pio.h>
+#include <machine/platform.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+#include <dev/ic/i8042reg.h>
+
+#include <arc/dti/desktech.h>
+
+void arc_sysreset __P((bus_addr_t, bus_size_t));
+
+#include "pc.h"
+#if NPC_ISA > 0 || NOPMS_ISA > 0
+#include <arc/dev/pcconsvar.h>
+#include <arc/isa/pccons_isavar.h>
+#endif
+
+#include "btl.h"
+#if NBTL > 0
+#include <arc/dti/btlvar.h>
+#endif
+
+char *p_dti_arcstation_mainbusdevs[] = {
+       "arcsisabr",
+       NULL,
+};
+
+void p_dti_arcstation_init __P((void));
+void p_dti_arcstation_cons_init __P((void));
+void p_dti_arcstation_reset __P((void));
+
+struct platform platform_desktech_arcstation_i = {
+       "DESKTECH-ARCStation I",
+       NULL, /* unknown, probably "DESKTECH"? */
+       "",
+       "DESKstation rPC44",
+       "DESKTECH",
+       150, /* MHz ?? */
+       p_dti_arcstation_mainbusdevs,
+       platform_generic_match,
+       p_dti_arcstation_init,
+       c_isa_cons_init,
+       p_dti_arcstation_reset,
+       arc_set_intr,
+};
+
+#if NPC_ISA > 0 || NOPMS_ISA > 0
+/*
+ * platform-dependent pccons configuration
+ */
+
+void pccons_dti_arcstation_init __P((void));
+
+struct pccons_config pccons_dti_arcstation_conf = {
+       0x3b4, 0xb0000, /* mono: iobase, memaddr */
+       0x3d4, 0xa0000, /* cga:  iobase, memaddr */
+       0x64, 0x60,     /* kbdc: cmdport, dataport */
+       pccons_dti_arcstation_init,
+};
+
+void
+pccons_dti_arcstation_init()
+{
+       kbc_put8042cmd(CMDBYTE);                /* Want XT codes.. */
+}
+
+#endif /* NPC_ISA > 0 || NOPMS_ISA > 0 */
+
+#if NBTL > 0
+/*
+ * platform-dependent btl configuration
+ */
+
+void btl_dti_arcstation_bouncemem __P((u_int *, u_int *));
+u_int32_t btl_dti_arcstation_kvtophys __P((u_int32_t));
+u_int32_t btl_dti_arcstation_phystokv __P((u_int32_t));
+
+struct btl_config btl_dti_arcstation_conf = {
+       btl_dti_arcstation_bouncemem,
+       btl_dti_arcstation_kvtophys,
+       btl_dti_arcstation_phystokv,
+};
+
+void
+btl_dti_arcstation_bouncemem(basep, sizep)
+       u_int *basep, *sizep;
+{
+       /*
+        * XXX static buffer as a kludge.
+        * DMA isn't cache coherent on the rpc44, so we always use
+        * uncached buffers for DMA.
+        */
+       static char rpc44_buffer[TYNE_S_BOUNCE];
+
+       *sizep = TYNE_S_BOUNCE; /* Good enough? XXX */
+#if 0
+       *basep = (u_int) malloc(*sizep, M_DEVBUF, M_NOWAIT);
+#else
+       *basep = (u_int) rpc44_buffer | 0xa0000000;
+#endif
+}
+
+u_int32_t
+btl_dti_arcstation_kvtophys(v)
+       u_int32_t v;
+{
+       return (v);
+}
+
+u_int32_t
+btl_dti_arcstation_phystokv(p)
+       u_int32_t p;
+{
+       return (p);
+}
+#endif /* NBTL > 0 */
+
+/*
+ * critial i/o space, interrupt, and other chipset related initialization.
+ */
+void
+p_dti_arcstation_init()
+{
+       /*
+        * XXX - should be enabled, if tested.
+        *
+        * We use safe default for now, because this platform is untested.
+        * In other words, the following may not be needed at all.
+        */
+       vm_page_zero_enable = FALSE;
+
+       /*
+        * Initialize I/O address offset
+        */
+       arc_bus_space_init(&arc_bus_io, "rpc44isaio",
+           RPC44_P_ISA_IO, RPC44_V_ISA_IO, 0, RPC44_S_ISA_IO);
+       arc_bus_space_init(&arc_bus_mem, "rpc44isamem",
+           RPC44_P_ISA_MEM, RPC44_V_ISA_MEM, 0, RPC44_S_ISA_MEM);
+
+       /*
+        * Initialize wired TLB for I/O space which is used on early stage
+        */
+       /* no need to initialize wired TLB */
+
+       /*
+        * Initialize interrupt priority
+        */
+       /*
+        * XXX
+        *      - rewrite spl handling to allow ISA clock > bio|tty|net
+        * or
+        *      - use MIP3_INTERNAL_TIMER_INTERRUPT for clock
+        */
+
+       /*
+        * common configuration for DTI platforms
+        */
+       c_isa_init();
+
+#if NPC_ISA > 0 || NOPMS_ISA > 0
+       /* platform-dependent pccons configuration */
+       pccons_isa_conf = &pccons_dti_arcstation_conf;
+#endif
+
+#if NBTL > 0
+       /* platform-dependent btl configuration */
+       btl_conf = &btl_dti_arcstation_conf;
+#endif
+}
+
+void
+p_dti_arcstation_reset()
+{
+       arc_sysreset(RPC44_V_ISA_IO + IO_KBD, KBCMDP);
+}
diff -r 2c583a6d15f9 -r b5775666dc6b sys/arch/arc/arc/p_dti_tyne.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arc/arc/p_dti_tyne.c     Wed Jun 13 15:27:18 2001 +0000
@@ -0,0 +1,223 @@
+/*     $NetBSD: p_dti_tyne.c,v 1.1.10.2 2001/06/13 15:27:19 soda Exp $ */
+/*     $OpenBSD: machdep.c,v 1.36 1999/05/22 21:22:19 weingart Exp $   */
+
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1992, 1993
+ *     The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department, The Mach Operating System project at
+ * Carnegie-Mellon University and Ralph Campbell.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
+ *
+ *     from: @(#)machdep.c     8.3 (Berkeley) 1/12/94
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <uvm/uvm_extern.h>
+
+#include <machine/autoconf.h>
+#include <machine/bus.h>
+#include <machine/pio.h>
+#include <machine/platform.h>
+#include <mips/pte.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+#include <dev/ic/i8042reg.h>
+
+#include <arc/arc/wired_map.h>
+#include <arc/dti/desktech.h>
+
+void arc_sysreset __P((bus_addr_t, bus_size_t));
+
+#include "pc.h"
+#if NPC_ISA > 0 || NOPMS_ISA > 0