Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

add Alpha 4100 support

Browse Source
This commit is contained in:
mjacob 1998-04-15 00:46:57 +00:00
parent 17ec1fbf11
commit 4fa71d82a5
11 changed files with 552 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
sys/arch/alpha/alpha/pmap.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.c,v 1.30 1998/03/30 17:52:03 cgd Exp $ */
/* $NetBSD: pmap.c,v 1.31 1998/04/15 00:46:57 mjacob Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -161,7 +161,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.30 1998/03/30 17:52:03 cgd Exp $");
__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.31 1998/04/15 00:46:57 mjacob Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -821,11 +821,12 @@ pmap_uses_prom_console()
extern int cputype;
#if defined(NEW_SCC_DRIVER)
return (cputype == ST_DEC_21000);
return (cputype == ST_DEC_21000 || cputype == ST_DEC_4100);
#else
return (cputype == ST_DEC_21000
|| cputype == ST_DEC_3000_300
|| cputype == ST_DEC_3000_500);
|| cputype == ST_DEC_4100
|| cputype == ST_DEC_3000_300
|| cputype == ST_DEC_3000_500);
#endif /* NEW_SCC_DRIVER */
}
#endif _PMAP_MAY_USE_PROM_CONSOLE

11
sys/arch/alpha/conf/ALPHA
View File

@ -1,4 +1,4 @@
# $NetBSD: ALPHA,v 1.69 1998/03/25 02:16:41 ross Exp $
# $NetBSD: ALPHA,v 1.70 1998/04/15 00:47:21 mjacob Exp $
#
# Alpha kernel with all the options you'd want, and more.
@ -18,6 +18,7 @@ options DEC_EB164 # EB164: AlphaPC 164
options DEC_EB64PLUS # EB64+: AlphaPC 64, etc.
options DEC_KN20AA # KN20AA: AlphaStation 500 and 600
options DEC_KN8AE # KN8AE: AlphaServer 8200 and 8400
options DEC_KN300 # KN300: AlphaServer 4100
# Standard system options
options KTRACE # System call tracing support
@ -121,6 +122,12 @@ kft* at tlsb? node ? offset ?
# Gbus Devices
mcclock* at gbus? offset 0x20000000
# MCBUS bus support
mcbus* at mainbus0
mcmem* at mcbus? mid ?
#i2c at mcbus?
# TurboChannel host bus adapter support
tcasic* at mainbus0
@ -146,6 +153,7 @@ apecs* at mainbus?
cia* at mainbus?
lca* at mainbus?
dwlpx* at kft?
mcpcia* at mcbus? mid ?
# PCI bus support
pci* at apecs?
@ -153,6 +161,7 @@ pci* at cia?
pci* at lca?
pci* at ppb?
pci* at dwlpx?
pci* at mcpcia?
# PCI devices
ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI

11
sys/arch/alpha/conf/GENERIC
View File

@ -1,4 +1,4 @@
# $NetBSD: GENERIC,v 1.79 1998/03/25 02:16:41 ross Exp $
# $NetBSD: GENERIC,v 1.80 1998/04/15 00:47:21 mjacob Exp $
#
# Generic Alpha kernel. Enough to get booted, etc., but not much more.
@ -18,6 +18,7 @@ options DEC_EB164 # EB164: AlphaPC 164
options DEC_EB64PLUS # EB64+: AlphaPC 64, etc.
options DEC_KN20AA # KN20AA: AlphaStation 500 and 600
options DEC_KN8AE # KN8AE: AlphaServer 8200 and 8400
options DEC_KN300 # KN300: AlphaServer 4100
# Standard system options
options KTRACE # System call tracing support
@ -94,6 +95,12 @@ kft* at tlsb? node ? offset ?
# Gbus Devices
mcclock* at gbus? offset 0x20000000
# MCBUS bus support
mcbus* at mainbus0
mcmem* at mcbus? mid ?
#i2c at mcbus?
# TurboChannel host bus adapter support
tcasic* at mainbus0
@ -119,6 +126,7 @@ apecs* at mainbus?
cia* at mainbus?
lca* at mainbus?
dwlpx* at kft?
mcpcia* at mcbus? mid ?
# PCI bus support
pci* at apecs?
@ -126,6 +134,7 @@ pci* at cia?
pci* at lca?
pci* at ppb?
pci* at dwlpx?
pci* at mcpcia?
# PCI devices
ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI

34
sys/arch/alpha/conf/files.alpha
View File

@ -1,4 +1,4 @@
# $NetBSD: files.alpha,v 1.68 1998/03/26 02:52:43 thorpej Exp $
# $NetBSD: files.alpha,v 1.69 1998/04/15 00:47:22 mjacob Exp $
#
# alpha-specific configuration info
@ -18,6 +18,7 @@ defopt DEC_EB164 # EB164: AlphaPC 164
defopt DEC_EB64PLUS # EB64+: AlphaPC 64, etc.
defopt DEC_KN20AA # KN20AA: AlphaStation 500 and 600
defopt DEC_KN8AE # KN8AE: AlphaServer 8200 and 8400
defopt DEC_KN300 # KN300: AlphaServer 4X00
defopt AVALON_A12 # Avalon: A12T1, A12M Parallel Supercomputer
# Miscellaneous CPU-specific option headers
@ -34,7 +35,8 @@ define wsconsdev {[console = -1]}
# this loses, but there's no way to define attributes which have attributes
define alpha_shared_intr
file arch/alpha/common/shared_intr.c alpha_shared_intr | dec_eb164 |
dec_eb64plus | dec_kn20aa | dec_kn8ae
dec_eb64plus | dec_kn20aa | dec_kn8ae |
dec_kn300
define alpha_sgmap
file arch/alpha/common/sgmap_common.c alpha_sgmap | dec_3000_500
@ -116,6 +118,17 @@ device gbus { offset = -1 }
attach gbus at tlsb
file arch/alpha/tlsb/gbus.c gbus
#
# MCBUS support
#
device mcbus { mid = -1 }
attach mcbus at mainbus
file arch/alpha/mcbus/mcbus.c mcbus & dec_kn300
device mcmem
attach mcmem at mcbus
file arch/alpha/mcbus/mcmem.c mcmem
#
# Bus-independent support for DEC devices
@ -272,11 +285,10 @@ file arch/alpha/pci/a12c_pci.c a12c
device dwlpx: pcibus, alpha_sgmap, alpha_pci_sgmap_pte32
attach dwlpx at kft
file arch/alpha/pci/dwlpx.c dwlpx
file arch/alpha/pci/dwlpx_bus_io.c dwlpx
file arch/alpha/pci/dwlpx_bus_mem.c dwlpx
file arch/alpha/pci/dwlpx_dma.c dwlpx
file arch/alpha/pci/dwlpx_pci.c dwlpx
file arch/alpha/pci/pci_kn8ae.c dwlpx # XXX doesn't really fit here
file arch/alpha/pci/dwlpx_bus_mem.c dwlpx
file arch/alpha/pci/dwlpx_bus_io.c dwlpx
device lca: pcibus, alpha_sgmap, alpha_pci_sgmap_pte64
attach lca at mainbus
@ -286,6 +298,15 @@ file arch/alpha/pci/lca_bus_mem.c lca
file arch/alpha/pci/lca_dma.c lca
file arch/alpha/pci/lca_pci.c lca
device mcpcia: pcibus, alpha_sgmap, alpha_pci_sgmap_pte64
attach mcpcia at mcbus
file arch/alpha/pci/mcpcia.c mcpcia
file arch/alpha/pci/mcpcia_bus_io.c mcpcia
file arch/alpha/pci/mcpcia_bus_mem.c mcpcia
file arch/alpha/pci/mcpcia_dma.c mcpcia
file arch/alpha/pci/mcpcia_pci.c mcpcia
# CPU support files
file arch/alpha/pci/pci_2100_a50.c dec_2100_a50
file arch/alpha/pci/pci_a12.c avalon_a12
@ -295,6 +316,8 @@ file arch/alpha/pci/pci_eb164_intr.s dec_eb164
#file arch/alpha/pci/pci_eb64plus.c dec_eb64plus
file arch/alpha/pci/pci_eb64plus_intr.s dec_eb64plus
file arch/alpha/pci/pci_kn20aa.c dec_kn20aa
file arch/alpha/pci/pci_kn8ae.c dec_kn8ae
file arch/alpha/pci/pci_kn300.c dec_kn300
#
@ -396,6 +419,7 @@ file arch/alpha/alpha/dec_eb164.c dec_eb164
file arch/alpha/alpha/dec_eb64plus.c dec_eb64plus
file arch/alpha/alpha/dec_kn20aa.c dec_kn20aa
file arch/alpha/alpha/dec_kn8ae.c dec_kn8ae
file arch/alpha/alpha/dec_kn300.c dec_kn300
file arch/alpha/alpha/avalon_a12.c avalon_a12
# Kernel debugger support

35
sys/arch/alpha/include/intrcnt.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: intrcnt.h,v 1.10 1998/03/02 07:47:52 ross Exp $ */
/* $NetBSD: intrcnt.h,v 1.11 1998/04/15 00:47:33 mjacob Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
@ -130,7 +130,28 @@
ASCIZ "a12 IEI"; \
ASCIZ "xbar FORUN"; \
ASCIZ "xbar FURUN"; \
ASCIZ "a12 ICW";
ASCIZ "a12 ICW"; \
ASCIZ "kn8ae ioerr"; \
ASCIZ "kn8ae pci"; \
ASCIZ "kn300 irq 0"; \
ASCIZ "kn300 irq 1"; \
ASCIZ "kn300 irq 2"; \
ASCIZ "kn300 irq 3"; \
ASCIZ "kn300 irq 4"; \
ASCIZ "kn300 irq 5"; \
ASCIZ "kn300 irq 6"; \
ASCIZ "kn300 irq 7"; \
/* 0x70 */ ASCIZ "kn300 irq 8"; \
ASCIZ "kn300 irq 9"; \
ASCIZ "kn300 irq 10"; \
ASCIZ "kn300 irq 11"; \
ASCIZ "kn300 irq 12"; \
ASCIZ "kn300 irq 13"; \
ASCIZ "kn300 irq 14"; \
ASCIZ "kn300 irq 15"; \
ASCIZ "kn300 ncr810"; \
ASCIZ "kn300 i2c ctrl"; \
ASCIZ "kn300 i2c bus";
#define INTRCNT_DEFINITION \
/* 0x00 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; \
@ -139,7 +160,8 @@
/* 0x30 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; \
/* 0x40 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; \
/* 0x50 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; \
/* 0x60 */ .quad 0, 0, 0, 0, 0, 0, 0;
/* 0x60 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; \
/* 0x70 */ .quad 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0;
#define INTRCNT_CLOCK 0
#define INTRCNT_ISA_IRQ (INTRCNT_CLOCK + 1)
@ -158,6 +180,13 @@
#define INTRCNT_EB164_IRQ_LEN 24
#define INTRCNT_A12_IRQ (INTRCNT_EB164_IRQ + INTRCNT_EB164_IRQ_LEN)
#define INTRCNT_A12_IRQ_LEN 10
#define INTRCNT_KN8AE_IRQ (INTRCNT_A12_IRQ + INTRCNT_A12_IRQ_LEN)
#define INTRCNT_KN8AE_IRQ_LEN 2
#define INTRCNT_KN300_IRQ (INTRCNT_KN8AE_IRQ + INTRCNT_KN8AE_IRQ_LEN)
# define INTRCNT_KN300_NCR810 INTRCNT_KN300_IRQ + 16
# define INTRCNT_KN300_I2C_CTRL INTRCNT_KN300_IRQ + 17
# define INTRCNT_KN300_I2C_BUS INTRCNT_KN300_IRQ + 18
#define INTRCNT_KN300_LEN 19
#ifndef _LOCORE
extern volatile long intrcnt[];

5
sys/arch/alpha/include/pmap.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.h,v 1.12 1998/03/26 02:53:21 thorpej Exp $ */
/* $NetBSD: pmap.h,v 1.13 1998/04/15 00:47:33 mjacob Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -159,12 +159,13 @@ struct pv_page {
#include "opt_dec_kn8ae.h" /* XXX */
#if defined(NEW_SCC_DRIVER)
#if defined(DEC_KN8AE)
#if defined(DEC_KN8AE) || defined(DEC_KN300)
#define _PMAP_MAY_USE_PROM_CONSOLE
#endif
#else /* ! NEW_SCC_DRIVER */
#if defined(DEC_3000_300) \
|| defined(DEC_3000_500) \
|| defined(DEC_KN300) \
|| defined(DEC_KN8AE) /* XXX */
#define _PMAP_MAY_USE_PROM_CONSOLE /* XXX */
#endif /* XXX */

6
sys/arch/alpha/include/rpb.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: rpb.h,v 1.19 1998/03/20 21:48:03 thorpej Exp $ */
/* $NetBSD: rpb.h,v 1.20 1998/04/15 00:47:33 mjacob Exp $ */
/*
* Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
@ -59,7 +59,7 @@ struct rpb {
#define ST_DEC_2100_A500 9 /* "Sable" (?) */
#define ST_DEC_APXVME_64 10 /* "AXPvme" (VME?) */
#define ST_DEC_AXPPCI_33 11 /* "NoName" (PCI/ISA) */
#define ST_DEC_21000 12 /* "TurboLaser" (?) */
#define ST_DEC_21000 12 /* "TurboLaser" (PCI/EISA) */
#define ST_DEC_2100_A50 13 /* "Avanti" (PCI/ISA) */
#define ST_DEC_MUSTANG 14 /* "Mustang" (?) */
#define ST_DEC_KN20AA 15 /* kn20aa (PCI/EISA) */
@ -67,7 +67,7 @@ struct rpb {
#define ST_EB66 19 /* EB66 (PCI/ISA?) */
#define ST_EB64P 20 /* EB64+ (PCI/ISA?) */
#define ST_ALPHABOOK1 21 /* Alphabook (?) */
#define ST_DEC_4100 22 /* "Rawhide" (?) */
#define ST_DEC_4100 22 /* "Rawhide" (PCI/EISA) */
#define ST_DEC_EV45_PBP 23 /* "Lego" (?) */
#define ST_DEC_2100A_A500 24 /* "Lynx" (?) */
#define ST_EB164 26 /* EB164 (PCI/ISA) */

230
sys/arch/alpha/mcbus/mcbus.c Normal file
View File

@ -0,0 +1,230 @@
/* $NetBSD: mcbus.c,v 1.1 1998/04/15 00:48:12 mjacob Exp $ */
/*
* Copyright (c) 1998 by Matthew Jacob
* NASA AMES Research Center.
* 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 immediately at the beginning of the file, without modification,
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Autoconfiguration and support routines for the TurboLaser System Bus
* found on AlphaServer 8200 and 8400 systems.
*/
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: mcbus.c,v 1.1 1998/04/15 00:48:12 mjacob Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <machine/autoconf.h>
#include <machine/rpb.h>
#include <machine/pte.h>
#include <alpha/mcbus/mcbusreg.h>
#include <alpha/mcbus/mcbusvar.h>
#include "locators.h"
#define KV(_addr) ((caddr_t)ALPHA_PHYS_TO_K0SEG((_addr)))
extern struct cfdriver mcbus_cd;
extern int cputype;
struct mcbus_cpu_busdep mcbus_primary;
static int mcbusmatch __P((struct device *, struct cfdata *, void *));
static void mcbusattach __P((struct device *, struct device *, void *));
static int mcbusprint __P((void *, const char *));
static int mcbussubmatch __P((struct device *, struct cfdata *, void *));
static char *mcbus_node_type_str __P((u_int8_t));
typedef struct {
struct device mcbus_dev;
u_int8_t mcbus_types[MCBUS_MID_MAX];
} mcbus_softc_t;
struct cfattach mcbus_ca = {
sizeof (mcbus_softc_t), mcbusmatch, mcbusattach
};
extern void mcpcia_config_cleanup __P((void));
static int
mcbusprint(aux, cp)
void *aux;
const char *cp;
{
struct mcbus_dev_attach_args *tap = aux;
printf(" mid %d: %s", tap->ma_mid, mcbus_node_type_str(tap->ma_type));
return (UNCONF);
}
static int
mcbussubmatch(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct mcbus_dev_attach_args *tap = aux;
if (tap->ma_name != mcbus_cd.cd_name)
return (0);
if (cf->cf_loc[MCBUSCF_MID] != MCBUSCF_MID_DEFAULT &&
cf->cf_loc[MCBUSCF_MID] != tap->ma_mid)
return (0);
return ((*cf->cf_attach->ca_match)(parent, cf, aux));
}
static int
mcbusmatch(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct confargs *ca = aux;
/* Make sure we're looking for a MCBUS. */
if (strcmp(ca->ca_name, mcbus_cd.cd_name) != 0)
return (0);
/*
* Only available on 4100 processor type platforms.
*/
if (cputype != ST_DEC_4100)
return (0);
return (1);
}
static void
mcbusattach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
static const char *bcs[4] = {
"(no bcache)", "1MB BCache", "4MB BCache", "??????"
};
static const u_int8_t pci_mid_order[4] = { 5, 4, 7, 6 };
struct mcbus_dev_attach_args ta;
mcbus_softc_t *mbp = (mcbus_softc_t *)self;
u_int8_t mid;
int i;
printf("\n");
mbp->mcbus_types[0] = MCBUS_TYPE_RES;
for (mid = 1; mid <= MCBUS_MID_MAX; ++mid) {
mbp->mcbus_types[mid] = MCBUS_TYPE_UNK;
}
/*
* Find and "configure" memory.
*/
ta.ma_name = mcbus_cd.cd_name;
ta.ma_gid = MCBUS_GID_FROM_INSTANCE(self->dv_unit);
ta.ma_mid = 1;
ta.ma_type = MCBUS_TYPE_MEM;
mbp->mcbus_types[1] = MCBUS_TYPE_MEM;
config_found_sm(self, &ta, mcbusprint, mcbussubmatch);
/*
* Now find PCI busses. In keeping with Digital's ordering
* of things, we'll search in a specific MID order.
*/
for (i = 0; i < MCPCIA_PER_MCBUS; i++) {
mid = pci_mid_order[i];
ta.ma_name = mcbus_cd.cd_name;
ta.ma_gid = MCBUS_GID_FROM_INSTANCE(self->dv_unit);
ta.ma_mid = mid;
ta.ma_type = MCBUS_TYPE_PCI;
/*
* Attach any children nodes (PCI busses).
*/
config_found_sm(self, &ta, mcbusprint, mcbussubmatch);
}
/*
* Deal with hooking CPU instances to MCBUS module ids.
*
* Note that we do this here because it's the read of
* stupid MCPCIA WHOAMI register that can get us the
* module ID and type of the configuring CPU.
*/
if (mcbus_primary.mcbus_valid) {
mid = mcbus_primary.mcbus_cpu_mid;
printf("%s mid %d: %s %s\n", self->dv_xname,
mid, mcbus_node_type_str(MCBUS_TYPE_CPU),
bcs[mcbus_primary.mcbus_bcache & 0x3]);
#if 0
ta.ma_name = mcbus_cd.cd_name;
ta.ma_gid = MCBUS_GID_FROM_INSTANCE(self->dv_unit);
ta.ma_mid = mid;
ta.ma_type = MCBUS_TYPE_CPU;
mbp->mcbus_types[mid] = MCBUS_TYPE_CPU;
config_found_sm(self, &ta, mcbusprint, mcbussubmatch);
#endif
}
/*
* Now clean up after configuring everything.
*
* This is an unfortunate layering violation- but
* we can't enable interrupts until *all* probing
* is done, but the code and knowledge to clean
* up after probing and to enable interrupts is
* down in the MCPCIA layer.
*/
mcpcia_config_cleanup();
}
static char *
mcbus_node_type_str(type)
u_int8_t type;
{
switch (type) {
case MCBUS_TYPE_RES:
panic ("RESERVED TYPE IN MCBUS_NODE_TYPE_STR");
break;
case MCBUS_TYPE_UNK:
panic ("UNKNOWN TYPE IN MCBUS_NODE_TYPE_STR");
break;
case MCBUS_TYPE_MEM:
return ("Memory");
case MCBUS_TYPE_CPU:
return ("CPU");
case MCBUS_TYPE_PCI:
return ("PCI Bridge");
default:
panic("REALLY UNKNWON (%x) TYPE IN MCBUS_NODE_TYPE_STR", type);
break;
}
}

77
sys/arch/alpha/mcbus/mcbusreg.h Normal file
View File

@ -0,0 +1,77 @@
/* $NetBSD: mcbusreg.h,v 1.1 1998/04/15 00:48:12 mjacob Exp $ */
/*
* Copyright (c) 1998 by Matthew Jacob
* NASA AMES Research Center.
* 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 immediately at the beginning of the file, without modification,
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Definitions for the MC System Bus found on
* AlphaServer 4100 systems.
*/
/*
* Information gathered from:"
*
* "Rawhide System Programmer's Manual, revision 1.4".
*/
/*
* There are 7 possible MC bus modules (architecture says 10, but
* the address map details say otherwise), 1 though 7.
* Their uses are defined as follows:
*
* MID Module
* ---- ------
* 1 Memory
* 2 CPU
* 3 CPU
* 4 CPU, PCI
* 5 CPU, PCI
* 6 CPU, PCI
* 7 CPU, PCI
*
*/
#define MCBUS_MID_MAX 7
/*
* For this architecture, bit 39 of a 40 bit address controls whether
* you access I/O or Memory space. Further, there *could* be multiple
* MC busses (but only one specified for now).
*/
#define MCBUS_IOSPACE 0x0000008000000000L
#define MCBUS_GID_MASK 0x0000007000000000L
#define MCBUS_GID_SHIFT 36
#define MCBUS_MID_MASK 0x0000000E00000000L
#define MCBUS_MID_SHIFT 33
#define MCPCIA_PER_MCBUS 4
#define MAX_MC_BUS 8

74
sys/arch/alpha/mcbus/mcbusvar.h Normal file
View File

@ -0,0 +1,74 @@
/* $NetBSD: mcbusvar.h,v 1.1 1998/04/15 00:48:12 mjacob Exp $ */
/*
* Copyright (c) 1998 by Matthew Jacob
* NASA AMES Research Center.
* 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 immediately at the beginning of the file, without modification,
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Definitions for the MCbus System Bus found on AlphaServer 4100 systems.
*/
/*
* The structure used to attach devices to the MCbus.
*/
struct mcbus_dev_attach_args {
char * ma_name; /* so things aren't confused */
u_int8_t ma_gid; /* GID of MCBUS (MCBUS #) */
u_int8_t ma_mid; /* Module ID on MCBUS */
u_int8_t ma_type; /* Module "type" */
u_int8_t ma_configured; /* nonzero if configured */
};
#define MCBUS_GID_FROM_INSTANCE(unit) (7 - unit)
/*
* Bus-dependent structure for CPUs. This is dynamically allocated
* for each CPU on the MCbus, and glued into the cpu_softc as sc_busdep,
* if there is such a beast available. Otherwise, a single global version
* is used so that the MCPCIA configuration code can determine toads
* like module id and bcache size of the master CPU.
*/
struct mcbus_cpu_busdep {
u_int8_t mcbus_cpu_mid; /* MCbus Module ID */
u_int8_t mcbus_bcache; /* BCache on this CPU */
u_int8_t mcbus_valid;
};
extern struct mcbus_cpu_busdep mcbus_primary;
#define MCBUS_CPU_BCACHE_0MB 0
#define MCBUS_CPU_BCACHE_1MB 1
#define MCBUS_CPU_BCACHE_4MB 2
/*
* "types"
*/
#define MCBUS_TYPE_RES 0
#define MCBUS_TYPE_UNK 1
#define MCBUS_TYPE_MEM 2
#define MCBUS_TYPE_CPU 3
#define MCBUS_TYPE_PCI 4

78
sys/arch/alpha/mcbus/mcmem.c Normal file
View File

@ -0,0 +1,78 @@
/* $NetBSD: mcmem.c,v 1.1 1998/04/15 00:48:12 mjacob Exp $ */
/*
* Copyright (c) 1998 by Matthew Jacob
* NASA AMES Research Center.
* 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 immediately at the beginning of the file, without modification,
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Dummy Node for MCBUS Memory Modules found on AlphaServer 4100 systems.
*/
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: mcmem.c,v 1.1 1998/04/15 00:48:12 mjacob Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <machine/autoconf.h>
#include <machine/rpb.h>
#include <machine/pte.h>
#include <alpha/mcbus/mcbusreg.h>
#include <alpha/mcbus/mcbusvar.h>
static int mcmemmatch __P((struct device *, struct cfdata *, void *));
static void mcmemattach __P((struct device *, struct device *, void *));
struct cfattach mcmem_ca = {
sizeof (struct device), mcmemmatch, mcmemattach
};
static int
mcmemmatch(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct mcbus_dev_attach_args *ta = aux;
if (ta->ma_type == MCBUS_TYPE_MEM)
return (1);
return (0);
}
static void
mcmemattach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
printf("\n");
}