From owner-svn-src-all@FreeBSD.ORG Sat Feb 20 17:12:07 2010 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7A8361065676; Sat, 20 Feb 2010 17:12:07 +0000 (UTC) (envelope-from rrs@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 6750A8FC08; Sat, 20 Feb 2010 17:12:07 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o1KHC72F066480; Sat, 20 Feb 2010 17:12:07 GMT (envelope-from rrs@svn.freebsd.org) Received: (from rrs@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id o1KHC7vR066478; Sat, 20 Feb 2010 17:12:07 GMT (envelope-from rrs@svn.freebsd.org) Message-Id: <201002201712.o1KHC7vR066478@svn.freebsd.org> From: Randall Stewart Date: Sat, 20 Feb 2010 17:12:07 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r204135 - head/sys/mips/rmi X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Feb 2010 17:12:07 -0000 Author: rrs Date: Sat Feb 20 17:12:07 2010 New Revision: 204135 URL: http://svn.freebsd.org/changeset/base/204135 Log: Opps forgot to add this: - add bus_space_rmi_pci.c for PCI bus space Obtained from: C. Jayachandran - Added: head/sys/mips/rmi/bus_space_rmi_pci.c (contents, props changed) Added: head/sys/mips/rmi/bus_space_rmi_pci.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/mips/rmi/bus_space_rmi_pci.c Sat Feb 20 17:12:07 2010 (r204135) @@ -0,0 +1,760 @@ +/*- + * Copyright (c) 2009 RMI Corporation + * 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 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. + * + */ +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include + +static int +rmi_pci_bus_space_map(void *t, bus_addr_t addr, + bus_size_t size, int flags, + bus_space_handle_t * bshp); + +static void +rmi_pci_bus_space_unmap(void *t, bus_space_handle_t bsh, + bus_size_t size); + +static int +rmi_pci_bus_space_subregion(void *t, + bus_space_handle_t bsh, + bus_size_t offset, bus_size_t size, + bus_space_handle_t * nbshp); + +static u_int8_t +rmi_pci_bus_space_read_1(void *t, + bus_space_handle_t handle, + bus_size_t offset); + +static u_int16_t +rmi_pci_bus_space_read_2(void *t, + bus_space_handle_t handle, + bus_size_t offset); + +static u_int32_t +rmi_pci_bus_space_read_4(void *t, + bus_space_handle_t handle, + bus_size_t offset); + +static void +rmi_pci_bus_space_read_multi_1(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int8_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_multi_2(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_multi_4(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int32_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_region_1(void *t, + bus_space_handle_t bsh, + bus_size_t offset, u_int8_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_region_2(void *t, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_region_4(void *t, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_1(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int8_t value); + +static void +rmi_pci_bus_space_write_2(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int16_t value); + +static void +rmi_pci_bus_space_write_4(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int32_t value); + +static void +rmi_pci_bus_space_write_multi_1(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int8_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_multi_2(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_multi_4(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int32_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_region_2(void *t, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_region_4(void *t, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int32_t * addr, + size_t count); + + +static void +rmi_pci_bus_space_set_region_2(void *t, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value, + size_t count); +static void +rmi_pci_bus_space_set_region_4(void *t, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value, + size_t count); + +static void +rmi_pci_bus_space_barrier(void *tag __unused, bus_space_handle_t bsh __unused, + bus_size_t offset __unused, bus_size_t len __unused, int flags); + +static void +rmi_pci_bus_space_copy_region_2(void *t, + bus_space_handle_t bsh1, + bus_size_t off1, + bus_space_handle_t bsh2, + bus_size_t off2, size_t count); + +u_int8_t +rmi_pci_bus_space_read_stream_1(void *t, bus_space_handle_t handle, + bus_size_t offset); + +static u_int16_t +rmi_pci_bus_space_read_stream_2(void *t, bus_space_handle_t handle, + bus_size_t offset); + +static u_int32_t +rmi_pci_bus_space_read_stream_4(void *t, bus_space_handle_t handle, + bus_size_t offset); +static void +rmi_pci_bus_space_read_multi_stream_1(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int8_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_multi_stream_2(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_read_multi_stream_4(void *t, + bus_space_handle_t handle, + bus_size_t offset, u_int32_t * addr, + size_t count); + +void +rmi_pci_bus_space_write_stream_1(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value); +static void +rmi_pci_bus_space_write_stream_2(void *t, bus_space_handle_t handle, + bus_size_t offset, u_int16_t value); + +static void +rmi_pci_bus_space_write_stream_4(void *t, bus_space_handle_t handle, + bus_size_t offset, u_int32_t value); + +static void +rmi_pci_bus_space_write_multi_stream_1(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int8_t * addr, + size_t count); +static void +rmi_pci_bus_space_write_multi_stream_2(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int16_t * addr, + size_t count); + +static void +rmi_pci_bus_space_write_multi_stream_4(void *t, + bus_space_handle_t handle, + bus_size_t offset, + const u_int32_t * addr, + size_t count); + +#define TODO() printf("XLR memory bus space function '%s' unimplemented\n", __func__) + +static struct bus_space local_rmi_pci_bus_space = { + /* cookie */ + (void *)0, + + /* mapping/unmapping */ + rmi_pci_bus_space_map, + rmi_pci_bus_space_unmap, + rmi_pci_bus_space_subregion, + + /* allocation/deallocation */ + NULL, + NULL, + + /* barrier */ + rmi_pci_bus_space_barrier, + + /* read (single) */ + rmi_pci_bus_space_read_1, + rmi_pci_bus_space_read_2, + rmi_pci_bus_space_read_4, + NULL, + + /* read multiple */ + rmi_pci_bus_space_read_multi_1, + rmi_pci_bus_space_read_multi_2, + rmi_pci_bus_space_read_multi_4, + NULL, + + /* read region */ + rmi_pci_bus_space_read_region_1, + rmi_pci_bus_space_read_region_2, + rmi_pci_bus_space_read_region_4, + NULL, + + /* write (single) */ + rmi_pci_bus_space_write_1, + rmi_pci_bus_space_write_2, + rmi_pci_bus_space_write_4, + NULL, + + /* write multiple */ + rmi_pci_bus_space_write_multi_1, + rmi_pci_bus_space_write_multi_2, + rmi_pci_bus_space_write_multi_4, + NULL, + + /* write region */ + NULL, + rmi_pci_bus_space_write_region_2, + rmi_pci_bus_space_write_region_4, + NULL, + + /* set multiple */ + NULL, + NULL, + NULL, + NULL, + + /* set region */ + NULL, + rmi_pci_bus_space_set_region_2, + rmi_pci_bus_space_set_region_4, + NULL, + + /* copy */ + NULL, + rmi_pci_bus_space_copy_region_2, + NULL, + NULL, + + /* read (single) stream */ + rmi_pci_bus_space_read_stream_1, + rmi_pci_bus_space_read_stream_2, + rmi_pci_bus_space_read_stream_4, + NULL, + + /* read multiple stream */ + rmi_pci_bus_space_read_multi_stream_1, + rmi_pci_bus_space_read_multi_stream_2, + rmi_pci_bus_space_read_multi_stream_4, + NULL, + + /* read region stream */ + rmi_pci_bus_space_read_region_1, + rmi_pci_bus_space_read_region_2, + rmi_pci_bus_space_read_region_4, + NULL, + + /* write (single) stream */ + rmi_pci_bus_space_write_stream_1, + rmi_pci_bus_space_write_stream_2, + rmi_pci_bus_space_write_stream_4, + NULL, + + /* write multiple stream */ + rmi_pci_bus_space_write_multi_stream_1, + rmi_pci_bus_space_write_multi_stream_2, + rmi_pci_bus_space_write_multi_stream_4, + NULL, + + /* write region stream */ + NULL, + rmi_pci_bus_space_write_region_2, + rmi_pci_bus_space_write_region_4, + NULL, +}; + +/* generic bus_space tag */ +bus_space_tag_t rmi_pci_bus_space = &local_rmi_pci_bus_space; + +/* + * Map a region of device bus space into CPU virtual address space. + */ +static int +rmi_pci_bus_space_map(void *t __unused, bus_addr_t addr, + bus_size_t size __unused, int flags __unused, + bus_space_handle_t * bshp) +{ + *bshp = addr; + return (0); +} + +/* + * Unmap a region of device bus space. + */ +static void +rmi_pci_bus_space_unmap(void *t __unused, bus_space_handle_t bsh __unused, + bus_size_t size __unused) +{ +} + +/* + * Get a new handle for a subregion of an already-mapped area of bus space. + */ + +static int +rmi_pci_bus_space_subregion(void *t __unused, bus_space_handle_t bsh, + bus_size_t offset, bus_size_t size __unused, + bus_space_handle_t * nbshp) +{ + *nbshp = bsh + offset; + return (0); +} + +/* + * Read a 1, 2, 4, or 8 byte quantity from bus space + * described by tag/handle/offset. + */ + +static u_int8_t +rmi_pci_bus_space_read_1(void *tag, bus_space_handle_t handle, + bus_size_t offset) +{ + return (u_int8_t) (*(volatile u_int8_t *)(handle + offset)); +} + +static u_int16_t +rmi_pci_bus_space_read_2(void *tag, bus_space_handle_t handle, + bus_size_t offset) +{ + return bswap16((u_int16_t) (*(volatile u_int16_t *)(handle + offset))); +} + +static u_int32_t +rmi_pci_bus_space_read_4(void *tag, bus_space_handle_t handle, + bus_size_t offset) +{ + return bswap32((*(volatile u_int32_t *)(handle + offset))); +} + + +/* + * Read `count' 1, 2, 4, or 8 byte quantities from bus space + * described by tag/handle/offset and copy into buffer provided. + */ +static void +rmi_pci_bus_space_read_multi_1(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int8_t * addr, size_t count) +{ + while (count--) { + *addr = (*(volatile u_int8_t *)(handle + offset)); + addr++; + } +} + +static void +rmi_pci_bus_space_read_multi_2(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int16_t * addr, size_t count) +{ + + while (count--) { + *addr = *(volatile u_int16_t *)(handle + offset); + *addr = bswap16(*addr); + addr++; + } +} + +static void +rmi_pci_bus_space_read_multi_4(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int32_t * addr, size_t count) +{ + + while (count--) { + *addr = *(volatile u_int32_t *)(handle + offset); + *addr = bswap32(*addr); + addr++; + } +} + +/* + * Write the 1, 2, 4, or 8 byte value `value' to bus space + * described by tag/handle/offset. + */ + +static void +rmi_pci_bus_space_write_1(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int8_t value) +{ + mips_sync(); + *(volatile u_int8_t *)(handle + offset) = value; +} + +static void +rmi_pci_bus_space_write_2(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int16_t value) +{ + mips_sync(); + *(volatile u_int16_t *)(handle + offset) = bswap16(value); +} + + +static void +rmi_pci_bus_space_write_4(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int32_t value) +{ + mips_sync(); + *(volatile u_int32_t *)(handle + offset) = bswap32(value); +} + +/* + * Write `count' 1, 2, 4, or 8 byte quantities from the buffer + * provided to bus space described by tag/handle/offset. + */ + + +static void +rmi_pci_bus_space_write_multi_1(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int8_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int8_t *)(handle + offset)) = *addr; + addr++; + } +} + +static void +rmi_pci_bus_space_write_multi_2(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int16_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int16_t *)(handle + offset)) = bswap16(*addr); + addr++; + } +} + +static void +rmi_pci_bus_space_write_multi_4(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int32_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int32_t *)(handle + offset)) = bswap32(*addr); + addr++; + } +} + +/* + * Write `count' 1, 2, 4, or 8 byte value `val' to bus space described + * by tag/handle starting at `offset'. + */ + +static void +rmi_pci_bus_space_set_region_2(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value, size_t count) +{ + bus_addr_t addr = bsh + offset; + + for (; count != 0; count--, addr += 2) + (*(volatile u_int16_t *)(addr)) = value; +} + +static void +rmi_pci_bus_space_set_region_4(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value, size_t count) +{ + bus_addr_t addr = bsh + offset; + + for (; count != 0; count--, addr += 4) + (*(volatile u_int32_t *)(addr)) = value; +} + + +/* + * Copy `count' 1, 2, 4, or 8 byte values from bus space starting + * at tag/bsh1/off1 to bus space starting at tag/bsh2/off2. + */ +static void +rmi_pci_bus_space_copy_region_2(void *t, bus_space_handle_t bsh1, + bus_size_t off1, bus_space_handle_t bsh2, + bus_size_t off2, size_t count) +{ + TODO(); +} + +/* + * Read `count' 1, 2, 4, or 8 byte quantities from bus space + * described by tag/handle/offset and copy into buffer provided. + */ + +u_int8_t +rmi_pci_bus_space_read_stream_1(void *t, bus_space_handle_t handle, + bus_size_t offset) +{ + + return *((volatile u_int8_t *)(handle + offset)); +} + + +static u_int16_t +rmi_pci_bus_space_read_stream_2(void *t, bus_space_handle_t handle, + bus_size_t offset) +{ + return *(volatile u_int16_t *)(handle + offset); +} + + +static u_int32_t +rmi_pci_bus_space_read_stream_4(void *t, bus_space_handle_t handle, + bus_size_t offset) +{ + return (*(volatile u_int32_t *)(handle + offset)); +} + + +static void +rmi_pci_bus_space_read_multi_stream_1(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int8_t * addr, size_t count) +{ + while (count--) { + *addr = (*(volatile u_int8_t *)(handle + offset)); + addr++; + } +} + +static void +rmi_pci_bus_space_read_multi_stream_2(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int16_t * addr, size_t count) +{ + while (count--) { + *addr = (*(volatile u_int16_t *)(handle + offset)); + addr++; + } +} + +static void +rmi_pci_bus_space_read_multi_stream_4(void *tag, bus_space_handle_t handle, + bus_size_t offset, u_int32_t * addr, size_t count) +{ + while (count--) { + *addr = (*(volatile u_int32_t *)(handle + offset)); + addr++; + } +} + + + +/* + * Read `count' 1, 2, 4, or 8 byte quantities from bus space + * described by tag/handle and starting at `offset' and copy into + * buffer provided. + */ +void +rmi_pci_bus_space_read_region_1(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t * addr, size_t count) +{ + bus_addr_t baddr = bsh + offset; + + while (count--) { + *addr++ = (*(volatile u_int8_t *)(baddr)); + baddr += 1; + } +} + +void +rmi_pci_bus_space_read_region_2(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t * addr, size_t count) +{ + bus_addr_t baddr = bsh + offset; + + while (count--) { + *addr++ = (*(volatile u_int16_t *)(baddr)); + baddr += 2; + } +} + +void +rmi_pci_bus_space_read_region_4(void *t, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t * addr, size_t count) +{ + bus_addr_t baddr = bsh + offset; + + while (count--) { + *addr++ = (*(volatile u_int32_t *)(baddr)); + baddr += 4; + } +} + + +void +rmi_pci_bus_space_write_stream_1(void *t, bus_space_handle_t handle, + bus_size_t offset, u_int8_t value) +{ + mips_sync(); + *(volatile u_int8_t *)(handle + offset) = value; +} + +static void +rmi_pci_bus_space_write_stream_2(void *t, bus_space_handle_t handle, + bus_size_t offset, u_int16_t value) +{ + mips_sync(); + *(volatile u_int16_t *)(handle + offset) = value; +} + + +static void +rmi_pci_bus_space_write_stream_4(void *t, bus_space_handle_t handle, + bus_size_t offset, u_int32_t value) +{ + mips_sync(); + *(volatile u_int32_t *)(handle + offset) = value; +} + + +static void +rmi_pci_bus_space_write_multi_stream_1(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int8_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int8_t *)(handle + offset)) = *addr; + addr++; + } +} + +static void +rmi_pci_bus_space_write_multi_stream_2(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int16_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int16_t *)(handle + offset)) = *addr; + addr++; + } +} + +static void +rmi_pci_bus_space_write_multi_stream_4(void *tag, bus_space_handle_t handle, + bus_size_t offset, const u_int32_t * addr, size_t count) +{ + mips_sync(); + while (count--) { + (*(volatile u_int32_t *)(handle + offset)) = *addr; + addr++; + } +} + +void +rmi_pci_bus_space_write_region_2(void *t, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int16_t * addr, + size_t count) +{ + bus_addr_t baddr = (bus_addr_t) bsh + offset; + + while (count--) { + (*(volatile u_int16_t *)(baddr)) = *addr; + addr++; + baddr += 2; + } +} + +void +rmi_pci_bus_space_write_region_4(void *t, bus_space_handle_t bsh, + bus_size_t offset, const u_int32_t * addr, size_t count) +{ + bus_addr_t baddr = bsh + offset; + + while (count--) { + (*(volatile u_int32_t *)(baddr)) = *addr; + addr++; + baddr += 4; + } +} + +static void +rmi_pci_bus_space_barrier(void *tag __unused, bus_space_handle_t bsh __unused, + bus_size_t offset __unused, bus_size_t len __unused, int flags) +{ + +}