1 /* $NetBSD: algor_p4032_bus_mem.c,v 1.2 2001/06/14 17:57:26 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Platform-specific PCI bus memory support for the Algorithmics P-4032. 41 */ 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/malloc.h> 46 #include <sys/syslog.h> 47 #include <sys/device.h> 48 49 #include <uvm/uvm_extern.h> 50 51 #include <machine/locore.h> 52 53 #include <algor/algor/algor_p4032reg.h> 54 #include <algor/algor/algor_p4032var.h> 55 56 #include <algor/pci/vtpbcvar.h> 57 58 #define CHIP algor_p4032 59 60 #define CHIP_EX_MALLOC_SAFE(v) (((struct p4032_config *)(v))->ac_mallocsafe) 61 #define CHIP_MEM_EXTENT(v) (((struct p4032_config *)(v))->ac_mem_ex) 62 63 /* MEM region 1 */ 64 #define CHIP_MEM_W1_BUS_START(v) \ 65 (vtpbc_configuration.vt_pci_membase + 0x00000000UL) 66 #define CHIP_MEM_W1_BUS_END(v) \ 67 (vtpbc_configuration.vt_pci_membase + 0x007fffffUL) 68 #define CHIP_MEM_W1_SYS_START(v) P4032_ISAMEM 69 #define CHIP_MEM_W1_SYS_END(v) (P4032_ISAMEM + CHIP_MEM_W1_BUS_END(v)) 70 71 /* MEM region 2 */ 72 #define CHIP_MEM_W2_BUS_START(v) \ 73 (vtpbc_configuration.vt_pci_membase + 0x01000000UL) 74 #define CHIP_MEM_W2_BUS_END(v) \ 75 (vtpbc_configuration.vt_pci_membase + 0x07ffffffUL) 76 #define CHIP_MEM_W2_SYS_START(v) P4032_PCIMEM 77 #define CHIP_MEM_W2_SYS_END(v) (P4032_PCIMEM + 0x06ffffffUL) 78 79 #if 0 /* XXX Should implement access to this via TLB or 64-bit KSEG */ 80 /* MEM region 3 */ 81 #define CHIP_MEM_W3_BUS_START(v) 0x20000000UL 82 #define CHIP_MEM_W3_BUS_END(v) 0xffffffffUL 83 #define CHIP_MEM_W3_SYS_START(v) P4032_PCIMEM_HI 84 #define CHIP_MEM_W3_SYS_END(v) (P4032_PCIMEM_HI + 0xe0000000UL) 85 #endif 86 87 #include <algor/pci/pci_alignstride_bus_mem_chipdep.c> 88