diff options
| -rw-r--r-- | sys/i386/include/bus.h | 1317 | ||||
| -rw-r--r-- | sys/i386/include/bus_at386.h | 1312 | ||||
| -rw-r--r-- | sys/i386/include/bus_pc98.h | 540 | ||||
| -rw-r--r-- | sys/i386/include/legacyvar.h | 4 | ||||
| -rw-r--r-- | sys/pc98/include/bus.h | 649 | ||||
| -rw-r--r-- | sys/pc98/include/bus_pc98.h | 6 |
6 files changed, 1960 insertions, 1868 deletions
diff --git a/sys/i386/include/bus.h b/sys/i386/include/bus.h index a33569f5b22d..29c6d98cebbe 100644 --- a/sys/i386/include/bus.h +++ b/sys/i386/include/bus.h @@ -31,16 +31,1323 @@ * $FreeBSD$ */ +/* $NetBSD: bus.h,v 1.12 1997/10/01 08:25:15 fvdl Exp $ */ + +/*- + * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, + * NASA Ames Research Center. + * + * 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 NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +/*- + * Copyright (c) 1996 Charles M. Hannum. All rights reserved. + * Copyright (c) 1996 Christopher G. Demetriou. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Christopher G. Demetriou + * for the NetBSD Project. + * 4. 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 ``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. + */ + #ifndef _I386_BUS_H_ #define _I386_BUS_H_ -#ifdef PC98 -/* NEC PC-98 */ -#include <machine/bus_pc98.h> +#include <machine/cpufunc.h> + +/* + * To remain compatible with NetBSD's interface, default to both memio and + * pio when neither of them is defined. + */ +#if !defined(_I386_BUS_PIO_H_) && !defined(_I386_BUS_MEMIO_H_) +#define _I386_BUS_PIO_H_ +#define _I386_BUS_MEMIO_H_ +#endif + +/* + * Values for the i386 bus space tag, not to be used directly by MI code. + */ +#define I386_BUS_SPACE_IO 0 /* space is i/o space */ +#define I386_BUS_SPACE_MEM 1 /* space is mem space */ + +/* + * Bus address and size types + */ +#ifdef PAE +typedef uint64_t bus_addr_t; +#else +typedef uint32_t bus_addr_t; +#endif +typedef uint32_t bus_size_t; + +#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF +#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF +#define BUS_SPACE_MAXSIZE 0xFFFFFFFF +#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF +#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF +#ifdef PAE +#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL #else -/* IBM-PC */ -#include <machine/bus_at386.h> +#define BUS_SPACE_MAXADDR 0xFFFFFFFF #endif + +#define BUS_SPACE_UNRESTRICTED (~0) + +/* + * Access methods for bus resources and address space. + */ +typedef int bus_space_tag_t; +typedef u_int bus_space_handle_t; + +/* + * Map a region of device bus space into CPU virtual address space. + */ + +static __inline int bus_space_map(bus_space_tag_t t, bus_addr_t addr, + bus_size_t size, int flags, + bus_space_handle_t *bshp); + +static __inline int +bus_space_map(bus_space_tag_t 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 __inline void bus_space_unmap(bus_space_tag_t t, bus_space_handle_t bsh, + bus_size_t size); + +static __inline void +bus_space_unmap(bus_space_tag_t 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 __inline int bus_space_subregion(bus_space_tag_t t, + bus_space_handle_t bsh, + bus_size_t offset, bus_size_t size, + bus_space_handle_t *nbshp); + +static __inline int +bus_space_subregion(bus_space_tag_t 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); +} + +/* + * Allocate a region of memory that is accessible to devices in bus space. + */ + +int bus_space_alloc(bus_space_tag_t t, bus_addr_t rstart, + bus_addr_t rend, bus_size_t size, bus_size_t align, + bus_size_t boundary, int flags, bus_addr_t *addrp, + bus_space_handle_t *bshp); + +/* + * Free a region of bus space accessible memory. + */ + +static __inline void bus_space_free(bus_space_tag_t t, bus_space_handle_t bsh, + bus_size_t size); + +static __inline void +bus_space_free(bus_space_tag_t t __unused, bus_space_handle_t bsh __unused, + bus_size_t size __unused) +{ +} + + +#if defined(_I386_BUS_PIO_H_) || defined(_I386_BUS_MEMIO_H_) + +/* + * Read a 1, 2, 4, or 8 byte quantity from bus space + * described by tag/handle/offset. + */ +static __inline u_int8_t bus_space_read_1(bus_space_tag_t tag, + bus_space_handle_t handle, + bus_size_t offset); + +static __inline u_int16_t bus_space_read_2(bus_space_tag_t tag, + bus_space_handle_t handle, + bus_size_t offset); + +static __inline u_int32_t bus_space_read_4(bus_space_tag_t tag, + bus_space_handle_t handle, + bus_size_t offset); + +static __inline u_int8_t +bus_space_read_1(bus_space_tag_t tag, bus_space_handle_t handle, + bus_size_t offset) +{ +#if defined (_I386_BUS_PIO_H_) +#if defined (_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + return (inb(handle + offset)); +#endif +#if defined (_I386_BUS_MEMIO_H_) + return (*(volatile u_int8_t *)(handle + offset)); +#endif +} + +static __inline u_int16_t +bus_space_read_2(bus_space_tag_t tag, bus_space_handle_t handle, + bus_size_t offset) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + return (inw(handle + offset)); +#endif +#if defined(_I386_BUS_MEMIO_H_) + return (*(volatile u_int16_t *)(handle + offset)); +#endif +} + +static __inline u_int32_t +bus_space_read_4(bus_space_tag_t tag, bus_space_handle_t handle, + bus_size_t offset) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + return (inl(handle + offset)); +#endif +#if defined(_I386_BUS_MEMIO_H_) + return (*(volatile u_int32_t *)(handle + offset)); +#endif +} + +#if 0 /* Cause a link error for bus_space_read_8 */ +#define bus_space_read_8(t, h, o) !!! bus_space_read_8 unimplemented !!! +#endif + +/* + * Read `count' 1, 2, 4, or 8 byte quantities from bus space + * described by tag/handle/offset and copy into buffer provided. + */ +static __inline void bus_space_read_multi_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int8_t *addr, + size_t count); + +static __inline void bus_space_read_multi_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t *addr, + size_t count); + +static __inline void bus_space_read_multi_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t *addr, + size_t count); + +static __inline void +bus_space_read_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + insb(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: movb (%2),%%al \n\ + stosb \n\ + loop 1b" : + "=D" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_read_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + insw(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: movw (%2),%%ax \n\ + stosw \n\ + loop 1b" : + "=D" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_read_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + insl(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: movl (%2),%%eax \n\ + stosl \n\ + loop 1b" : + "=D" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +#if 0 /* Cause a link error for bus_space_read_multi_8 */ +#define bus_space_read_multi_8 !!! bus_space_read_multi_8 unimplemented !!! +#endif + +/* + * 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. + */ +static __inline void bus_space_read_region_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int8_t *addr, + size_t count); + +static __inline void bus_space_read_region_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t *addr, + size_t count); + +static __inline void bus_space_read_region_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t *addr, + size_t count); + + +static __inline void +bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: inb %w2,%%al \n\ + stosb \n\ + incl %2 \n\ + loop 1b" : + "=D" (addr), "=c" (count), "=d" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsb" : + "=D" (addr), "=c" (count), "=S" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: inw %w2,%%ax \n\ + stosw \n\ + addl $2,%2 \n\ + loop 1b" : + "=D" (addr), "=c" (count), "=d" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsw" : + "=D" (addr), "=c" (count), "=S" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: inl %w2,%%eax \n\ + stosl \n\ + addl $4,%2 \n\ + loop 1b" : + "=D" (addr), "=c" (count), "=d" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsl" : + "=D" (addr), "=c" (count), "=S" (_port_) : + "0" (addr), "1" (count), "2" (_port_) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +#if 0 /* Cause a link error for bus_space_read_region_8 */ +#define bus_space_read_region_8 !!! bus_space_read_region_8 unimplemented !!! +#endif + +/* + * Write the 1, 2, 4, or 8 byte value `value' to bus space + * described by tag/handle/offset. + */ + +static __inline void bus_space_write_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value); + +static __inline void bus_space_write_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value); + +static __inline void bus_space_write_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value); + +static __inline void +bus_space_write_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outb(bsh + offset, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + *(volatile u_int8_t *)(bsh + offset) = value; +#endif +} + +static __inline void +bus_space_write_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outw(bsh + offset, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + *(volatile u_int16_t *)(bsh + offset) = value; +#endif +} + +static __inline void +bus_space_write_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outl(bsh + offset, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + *(volatile u_int32_t *)(bsh + offset) = value; +#endif +} + +#if 0 /* Cause a link error for bus_space_write_8 */ +#define bus_space_write_8 !!! bus_space_write_8 not implemented !!! +#endif + +/* + * Write `count' 1, 2, 4, or 8 byte quantities from the buffer + * provided to bus space described by tag/handle/offset. + */ + +static __inline void bus_space_write_multi_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int8_t *addr, + size_t count); +static __inline void bus_space_write_multi_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int16_t *addr, + size_t count); + +static __inline void bus_space_write_multi_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int32_t *addr, + size_t count); + +static __inline void +bus_space_write_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int8_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outsb(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsb \n\ + movb %%al,(%2) \n\ + loop 1b" : + "=S" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_write_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int16_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outsw(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsw \n\ + movw %%ax,(%2) \n\ + loop 1b" : + "=S" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_write_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int32_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + outsl(bsh + offset, addr, count); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsl \n\ + movl %%eax,(%2) \n\ + loop 1b" : + "=S" (addr), "=c" (count) : + "r" (bsh + offset), "0" (addr), "1" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +#if 0 /* Cause a link error for bus_space_write_multi_8 */ +#define bus_space_write_multi_8(t, h, o, a, c) \ + !!! bus_space_write_multi_8 unimplemented !!! +#endif + +/* + * Write `count' 1, 2, 4, or 8 byte quantities from the buffer provided + * to bus space described by tag/handle starting at `offset'. + */ + +static __inline void bus_space_write_region_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int8_t *addr, + size_t count); +static __inline void bus_space_write_region_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int16_t *addr, + size_t count); +static __inline void bus_space_write_region_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + const u_int32_t *addr, + size_t count); + +static __inline void +bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int8_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsb \n\ + outb %%al,%w0 \n\ + incl %0 \n\ + loop 1b" : + "=d" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsb" : + "=D" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int16_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsw \n\ + outw %%ax,%w0 \n\ + addl $2,%0 \n\ + loop 1b" : + "=d" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsw" : + "=D" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +static __inline void +bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, const u_int32_t *addr, size_t count) +{ +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + 1: lodsl \n\ + outl %%eax,%w0 \n\ + addl $4,%0 \n\ + loop 1b" : + "=d" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "%eax", "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + int _port_ = bsh + offset; +#ifdef __GNUCLIKE_ASM + __asm __volatile(" \n\ + cld \n\ + repne \n\ + movsl" : + "=D" (_port_), "=S" (addr), "=c" (count) : + "0" (_port_), "1" (addr), "2" (count) : + "memory", "cc"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif + } +#endif +} + +#if 0 /* Cause a link error for bus_space_write_region_8 */ +#define bus_space_write_region_8 \ + !!! bus_space_write_region_8 unimplemented !!! +#endif + +/* + * Write the 1, 2, 4, or 8 byte value `val' to bus space described + * by tag/handle/offset `count' times. + */ + +static __inline void bus_space_set_multi_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + u_int8_t value, size_t count); +static __inline void bus_space_set_multi_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + u_int16_t value, size_t count); +static __inline void bus_space_set_multi_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, + u_int32_t value, size_t count); + +static __inline void +bus_space_set_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + while (count--) + outb(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + while (count--) + *(volatile u_int8_t *)(addr) = value; +#endif +} + +static __inline void +bus_space_set_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + while (count--) + outw(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + while (count--) + *(volatile u_int16_t *)(addr) = value; +#endif +} + +static __inline void +bus_space_set_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + while (count--) + outl(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + while (count--) + *(volatile u_int32_t *)(addr) = value; +#endif +} + +#if 0 /* Cause a link error for bus_space_set_multi_8 */ +#define bus_space_set_multi_8 !!! bus_space_set_multi_8 unimplemented !!! +#endif + +/* + * Write `count' 1, 2, 4, or 8 byte value `val' to bus space described + * by tag/handle starting at `offset'. + */ + +static __inline void bus_space_set_region_1(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value, + size_t count); +static __inline void bus_space_set_region_2(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value, + size_t count); +static __inline void bus_space_set_region_4(bus_space_tag_t tag, + bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value, + size_t count); + +static __inline void +bus_space_set_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int8_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + for (; count != 0; count--, addr++) + outb(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + for (; count != 0; count--, addr++) + *(volatile u_int8_t *)(addr) = value; +#endif +} + +static __inline void +bus_space_set_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int16_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + for (; count != 0; count--, addr += 2) + outw(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + for (; count != 0; count--, addr += 2) + *(volatile u_int16_t *)(addr) = value; +#endif +} + +static __inline void +bus_space_set_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, u_int32_t value, size_t count) +{ + bus_space_handle_t addr = bsh + offset; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + for (; count != 0; count--, addr += 4) + outl(addr, value); +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + for (; count != 0; count--, addr += 4) + *(volatile u_int32_t *)(addr) = value; +#endif +} + +#if 0 /* Cause a link error for bus_space_set_region_8 */ +#define bus_space_set_region_8 !!! bus_space_set_region_8 unimplemented !!! +#endif + +/* + * 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 __inline void bus_space_copy_region_1(bus_space_tag_t tag, + bus_space_handle_t bsh1, + bus_size_t off1, + bus_space_handle_t bsh2, + bus_size_t off2, size_t count); + +static __inline void bus_space_copy_region_2(bus_space_tag_t tag, + bus_space_handle_t bsh1, + bus_size_t off1, + bus_space_handle_t bsh2, + bus_size_t off2, size_t count); + +static __inline void bus_space_copy_region_4(bus_space_tag_t tag, + bus_space_handle_t bsh1, + bus_size_t off1, + bus_space_handle_t bsh2, + bus_size_t off2, size_t count); + +static __inline void +bus_space_copy_region_1(bus_space_tag_t tag, bus_space_handle_t bsh1, + bus_size_t off1, bus_space_handle_t bsh2, + bus_size_t off2, size_t count) +{ + bus_space_handle_t addr1 = bsh1 + off1; + bus_space_handle_t addr2 = bsh2 + off2; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1++, addr2++) + outb(addr2, inb(addr1)); + } else { + /* dest after src: copy backwards */ + for (addr1 += (count - 1), addr2 += (count - 1); + count != 0; count--, addr1--, addr2--) + outb(addr2, inb(addr1)); + } + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1++, addr2++) + *(volatile u_int8_t *)(addr2) = + *(volatile u_int8_t *)(addr1); + } else { + /* dest after src: copy backwards */ + for (addr1 += (count - 1), addr2 += (count - 1); + count != 0; count--, addr1--, addr2--) + *(volatile u_int8_t *)(addr2) = + *(volatile u_int8_t *)(addr1); + } + } +#endif +} + +static __inline void +bus_space_copy_region_2(bus_space_tag_t tag, bus_space_handle_t bsh1, + bus_size_t off1, bus_space_handle_t bsh2, + bus_size_t off2, size_t count) +{ + bus_space_handle_t addr1 = bsh1 + off1; + bus_space_handle_t addr2 = bsh2 + off2; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1 += 2, addr2 += 2) + outw(addr2, inw(addr1)); + } else { + /* dest after src: copy backwards */ + for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1); + count != 0; count--, addr1 -= 2, addr2 -= 2) + outw(addr2, inw(addr1)); + } + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1 += 2, addr2 += 2) + *(volatile u_int16_t *)(addr2) = + *(volatile u_int16_t *)(addr1); + } else { + /* dest after src: copy backwards */ + for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1); + count != 0; count--, addr1 -= 2, addr2 -= 2) + *(volatile u_int16_t *)(addr2) = + *(volatile u_int16_t *)(addr1); + } + } +#endif +} + +static __inline void +bus_space_copy_region_4(bus_space_tag_t tag, bus_space_handle_t bsh1, + bus_size_t off1, bus_space_handle_t bsh2, + bus_size_t off2, size_t count) +{ + bus_space_handle_t addr1 = bsh1 + off1; + bus_space_handle_t addr2 = bsh2 + off2; + +#if defined(_I386_BUS_PIO_H_) +#if defined(_I386_BUS_MEMIO_H_) + if (tag == I386_BUS_SPACE_IO) +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1 += 4, addr2 += 4) + outl(addr2, inl(addr1)); + } else { + /* dest after src: copy backwards */ + for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1); + count != 0; count--, addr1 -= 4, addr2 -= 4) + outl(addr2, inl(addr1)); + } + } +#endif +#if defined(_I386_BUS_MEMIO_H_) +#if defined(_I386_BUS_PIO_H_) + else +#endif + { + if (addr1 >= addr2) { + /* src after dest: copy forward */ + for (; count != 0; count--, addr1 += 4, addr2 += 4) + *(volatile u_int32_t *)(addr2) = + *(volatile u_int32_t *)(addr1); + } else { + /* dest after src: copy backwards */ + for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1); + count != 0; count--, addr1 -= 4, addr2 -= 4) + *(volatile u_int32_t *)(addr2) = + *(volatile u_int32_t *)(addr1); + } + } +#endif +} + +#endif /* defined(_I386_BUS_PIO_H_) || defined(_I386_MEM_IO_H_) */ + +#if 0 /* Cause a link error for bus_space_copy_8 */ +#define bus_space_copy_region_8 !!! bus_space_copy_region_8 unimplemented !!! +#endif + +/* + * Bus read/write barrier methods. + * + * void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, + * bus_size_t offset, bus_size_t len, int flags); + * + * + * Note that BUS_SPACE_BARRIER_WRITE doesn't do anything other than + * prevent reordering by the compiler; all Intel x86 processors currently + * retire operations outside the CPU in program order. + */ +#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */ +#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */ + +static __inline void +bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused, + bus_size_t offset __unused, bus_size_t len __unused, int flags) +{ +#ifdef __GNUCLIKE_ASM + if (flags & BUS_SPACE_BARRIER_READ) + __asm __volatile("lock; addl $0,0(%%esp)" : : : "memory"); + else + __asm __volatile("" : : : "memory"); +#else +# ifndef lint +# error "no assembler code for your compiler" +# endif +#endif +} + +#if BUS_SPACE_NO_LEGACY +#undef inb +#undef outb +#define inb(a) compiler_error +#define inw(a) compiler_error +#define inl(a) compiler_error +#define outb(a, b) compiler_error +#define outw(a, b) compiler_error +#define outl(a, b) compiler_error +#endif + #include <machine/bus_dma.h> /* diff --git a/sys/i386/include/bus_at386.h b/sys/i386/include/bus_at386.h deleted file mode 100644 index 83302b93de22..000000000000 --- a/sys/i386/include/bus_at386.h +++ /dev/null @@ -1,1312 +0,0 @@ -/* $NetBSD: bus.h,v 1.12 1997/10/01 08:25:15 fvdl Exp $ */ - -/*- - * Copyright (c) 1996, 1997 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, - * NASA Ames Research Center. - * - * 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 NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. - */ - -/*- - * Copyright (c) 1996 Charles M. Hannum. All rights reserved. - * Copyright (c) 1996 Christopher G. Demetriou. 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Christopher G. Demetriou - * for the NetBSD Project. - * 4. 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 ``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. - */ -/* $FreeBSD$ */ - -#ifndef _I386_BUS_AT386_H_ -#define _I386_BUS_AT386_H_ - -#ifndef _SYS_CDEFS_H_ -#error this file needs sys/cdefs.h as a prerequisite -#endif - -#include <machine/cpufunc.h> - -/* - * To remain compatible with NetBSD's interface, default to both memio and - * pio when neither of them is defined. - */ -#if !defined(_I386_BUS_PIO_H_) && !defined(_I386_BUS_MEMIO_H_) -#define _I386_BUS_PIO_H_ -#define _I386_BUS_MEMIO_H_ -#endif - -/* - * Values for the i386 bus space tag, not to be used directly by MI code. - */ -#define I386_BUS_SPACE_IO 0 /* space is i/o space */ -#define I386_BUS_SPACE_MEM 1 /* space is mem space */ - -/* - * Bus address and size types - */ -#ifdef PAE -typedef uint64_t bus_addr_t; -#else -typedef uint32_t bus_addr_t; -#endif -typedef uint32_t bus_size_t; - -#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF -#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF -#define BUS_SPACE_MAXSIZE 0xFFFFFFFF -#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF -#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF -#ifdef PAE -#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFULL -#else -#define BUS_SPACE_MAXADDR 0xFFFFFFFF -#endif - -#define BUS_SPACE_UNRESTRICTED (~0) - -/* - * Access methods for bus resources and address space. - */ -typedef int bus_space_tag_t; -typedef u_int bus_space_handle_t; - -/* - * Map a region of device bus space into CPU virtual address space. - */ - -static __inline int bus_space_map(bus_space_tag_t t, bus_addr_t addr, - bus_size_t size, int flags, - bus_space_handle_t *bshp); - -static __inline int -bus_space_map(bus_space_tag_t 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 __inline void bus_space_unmap(bus_space_tag_t t, bus_space_handle_t bsh, - bus_size_t size); - -static __inline void -bus_space_unmap(bus_space_tag_t 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 __inline int bus_space_subregion(bus_space_tag_t t, - bus_space_handle_t bsh, - bus_size_t offset, bus_size_t size, - bus_space_handle_t *nbshp); - -static __inline int -bus_space_subregion(bus_space_tag_t 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); -} - -/* - * Allocate a region of memory that is accessible to devices in bus space. - */ - -int bus_space_alloc(bus_space_tag_t t, bus_addr_t rstart, - bus_addr_t rend, bus_size_t size, bus_size_t align, - bus_size_t boundary, int flags, bus_addr_t *addrp, - bus_space_handle_t *bshp); - -/* - * Free a region of bus space accessible memory. - */ - -static __inline void bus_space_free(bus_space_tag_t t, bus_space_handle_t bsh, - bus_size_t size); - -static __inline void -bus_space_free(bus_space_tag_t t __unused, bus_space_handle_t bsh __unused, - bus_size_t size __unused) -{ -} - - -#if defined(_I386_BUS_PIO_H_) || defined(_I386_BUS_MEMIO_H_) - -/* - * Read a 1, 2, 4, or 8 byte quantity from bus space - * described by tag/handle/offset. - */ -static __inline u_int8_t bus_space_read_1(bus_space_tag_t tag, - bus_space_handle_t handle, - bus_size_t offset); - -static __inline u_int16_t bus_space_read_2(bus_space_tag_t tag, - bus_space_handle_t handle, - bus_size_t offset); - -static __inline u_int32_t bus_space_read_4(bus_space_tag_t tag, - bus_space_handle_t handle, - bus_size_t offset); - -static __inline u_int8_t -bus_space_read_1(bus_space_tag_t tag, bus_space_handle_t handle, - bus_size_t offset) -{ -#if defined (_I386_BUS_PIO_H_) -#if defined (_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - return (inb(handle + offset)); -#endif -#if defined (_I386_BUS_MEMIO_H_) - return (*(volatile u_int8_t *)(handle + offset)); -#endif -} - -static __inline u_int16_t -bus_space_read_2(bus_space_tag_t tag, bus_space_handle_t handle, - bus_size_t offset) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - return (inw(handle + offset)); -#endif -#if defined(_I386_BUS_MEMIO_H_) - return (*(volatile u_int16_t *)(handle + offset)); -#endif -} - -static __inline u_int32_t -bus_space_read_4(bus_space_tag_t tag, bus_space_handle_t handle, - bus_size_t offset) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - return (inl(handle + offset)); -#endif -#if defined(_I386_BUS_MEMIO_H_) - return (*(volatile u_int32_t *)(handle + offset)); -#endif -} - -#if 0 /* Cause a link error for bus_space_read_8 */ -#define bus_space_read_8(t, h, o) !!! bus_space_read_8 unimplemented !!! -#endif - -/* - * Read `count' 1, 2, 4, or 8 byte quantities from bus space - * described by tag/handle/offset and copy into buffer provided. - */ -static __inline void bus_space_read_multi_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int8_t *addr, - size_t count); - -static __inline void bus_space_read_multi_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int16_t *addr, - size_t count); - -static __inline void bus_space_read_multi_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int32_t *addr, - size_t count); - -static __inline void -bus_space_read_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int8_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - insb(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: movb (%2),%%al \n\ - stosb \n\ - loop 1b" : - "=D" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_read_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int16_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - insw(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: movw (%2),%%ax \n\ - stosw \n\ - loop 1b" : - "=D" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_read_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int32_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - insl(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: movl (%2),%%eax \n\ - stosl \n\ - loop 1b" : - "=D" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -#if 0 /* Cause a link error for bus_space_read_multi_8 */ -#define bus_space_read_multi_8 !!! bus_space_read_multi_8 unimplemented !!! -#endif - -/* - * 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. - */ -static __inline void bus_space_read_region_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int8_t *addr, - size_t count); - -static __inline void bus_space_read_region_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int16_t *addr, - size_t count); - -static __inline void bus_space_read_region_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int32_t *addr, - size_t count); - - -static __inline void -bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int8_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: inb %w2,%%al \n\ - stosb \n\ - incl %2 \n\ - loop 1b" : - "=D" (addr), "=c" (count), "=d" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsb" : - "=D" (addr), "=c" (count), "=S" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int16_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: inw %w2,%%ax \n\ - stosw \n\ - addl $2,%2 \n\ - loop 1b" : - "=D" (addr), "=c" (count), "=d" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsw" : - "=D" (addr), "=c" (count), "=S" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int32_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: inl %w2,%%eax \n\ - stosl \n\ - addl $4,%2 \n\ - loop 1b" : - "=D" (addr), "=c" (count), "=d" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsl" : - "=D" (addr), "=c" (count), "=S" (_port_) : - "0" (addr), "1" (count), "2" (_port_) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -#if 0 /* Cause a link error for bus_space_read_region_8 */ -#define bus_space_read_region_8 !!! bus_space_read_region_8 unimplemented !!! -#endif - -/* - * Write the 1, 2, 4, or 8 byte value `value' to bus space - * described by tag/handle/offset. - */ - -static __inline void bus_space_write_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int8_t value); - -static __inline void bus_space_write_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int16_t value); - -static __inline void bus_space_write_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int32_t value); - -static __inline void -bus_space_write_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int8_t value) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outb(bsh + offset, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - *(volatile u_int8_t *)(bsh + offset) = value; -#endif -} - -static __inline void -bus_space_write_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int16_t value) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outw(bsh + offset, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - *(volatile u_int16_t *)(bsh + offset) = value; -#endif -} - -static __inline void -bus_space_write_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int32_t value) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outl(bsh + offset, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - *(volatile u_int32_t *)(bsh + offset) = value; -#endif -} - -#if 0 /* Cause a link error for bus_space_write_8 */ -#define bus_space_write_8 !!! bus_space_write_8 not implemented !!! -#endif - -/* - * Write `count' 1, 2, 4, or 8 byte quantities from the buffer - * provided to bus space described by tag/handle/offset. - */ - -static __inline void bus_space_write_multi_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int8_t *addr, - size_t count); -static __inline void bus_space_write_multi_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int16_t *addr, - size_t count); - -static __inline void bus_space_write_multi_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int32_t *addr, - size_t count); - -static __inline void -bus_space_write_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int8_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outsb(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsb \n\ - movb %%al,(%2) \n\ - loop 1b" : - "=S" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_write_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int16_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outsw(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsw \n\ - movw %%ax,(%2) \n\ - loop 1b" : - "=S" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_write_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int32_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - outsl(bsh + offset, addr, count); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsl \n\ - movl %%eax,(%2) \n\ - loop 1b" : - "=S" (addr), "=c" (count) : - "r" (bsh + offset), "0" (addr), "1" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -#if 0 /* Cause a link error for bus_space_write_multi_8 */ -#define bus_space_write_multi_8(t, h, o, a, c) \ - !!! bus_space_write_multi_8 unimplemented !!! -#endif - -/* - * Write `count' 1, 2, 4, or 8 byte quantities from the buffer provided - * to bus space described by tag/handle starting at `offset'. - */ - -static __inline void bus_space_write_region_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int8_t *addr, - size_t count); -static __inline void bus_space_write_region_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int16_t *addr, - size_t count); -static __inline void bus_space_write_region_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - const u_int32_t *addr, - size_t count); - -static __inline void -bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int8_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsb \n\ - outb %%al,%w0 \n\ - incl %0 \n\ - loop 1b" : - "=d" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsb" : - "=D" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int16_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsw \n\ - outw %%ax,%w0 \n\ - addl $2,%0 \n\ - loop 1b" : - "=d" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsw" : - "=D" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -static __inline void -bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, const u_int32_t *addr, size_t count) -{ -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - 1: lodsl \n\ - outl %%eax,%w0 \n\ - addl $4,%0 \n\ - loop 1b" : - "=d" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "%eax", "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - int _port_ = bsh + offset; -#ifdef __GNUCLIKE_ASM - __asm __volatile(" \n\ - cld \n\ - repne \n\ - movsl" : - "=D" (_port_), "=S" (addr), "=c" (count) : - "0" (_port_), "1" (addr), "2" (count) : - "memory", "cc"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif - } -#endif -} - -#if 0 /* Cause a link error for bus_space_write_region_8 */ -#define bus_space_write_region_8 \ - !!! bus_space_write_region_8 unimplemented !!! -#endif - -/* - * Write the 1, 2, 4, or 8 byte value `val' to bus space described - * by tag/handle/offset `count' times. - */ - -static __inline void bus_space_set_multi_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - u_int8_t value, size_t count); -static __inline void bus_space_set_multi_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - u_int16_t value, size_t count); -static __inline void bus_space_set_multi_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, - u_int32_t value, size_t count); - -static __inline void -bus_space_set_multi_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int8_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - while (count--) - outb(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - while (count--) - *(volatile u_int8_t *)(addr) = value; -#endif -} - -static __inline void -bus_space_set_multi_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int16_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - while (count--) - outw(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - while (count--) - *(volatile u_int16_t *)(addr) = value; -#endif -} - -static __inline void -bus_space_set_multi_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int32_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - while (count--) - outl(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - while (count--) - *(volatile u_int32_t *)(addr) = value; -#endif -} - -#if 0 /* Cause a link error for bus_space_set_multi_8 */ -#define bus_space_set_multi_8 !!! bus_space_set_multi_8 unimplemented !!! -#endif - -/* - * Write `count' 1, 2, 4, or 8 byte value `val' to bus space described - * by tag/handle starting at `offset'. - */ - -static __inline void bus_space_set_region_1(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int8_t value, - size_t count); -static __inline void bus_space_set_region_2(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int16_t value, - size_t count); -static __inline void bus_space_set_region_4(bus_space_tag_t tag, - bus_space_handle_t bsh, - bus_size_t offset, u_int32_t value, - size_t count); - -static __inline void -bus_space_set_region_1(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int8_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - for (; count != 0; count--, addr++) - outb(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - for (; count != 0; count--, addr++) - *(volatile u_int8_t *)(addr) = value; -#endif -} - -static __inline void -bus_space_set_region_2(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int16_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - for (; count != 0; count--, addr += 2) - outw(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - for (; count != 0; count--, addr += 2) - *(volatile u_int16_t *)(addr) = value; -#endif -} - -static __inline void -bus_space_set_region_4(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, u_int32_t value, size_t count) -{ - bus_space_handle_t addr = bsh + offset; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - for (; count != 0; count--, addr += 4) - outl(addr, value); -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - for (; count != 0; count--, addr += 4) - *(volatile u_int32_t *)(addr) = value; -#endif -} - -#if 0 /* Cause a link error for bus_space_set_region_8 */ -#define bus_space_set_region_8 !!! bus_space_set_region_8 unimplemented !!! -#endif - -/* - * 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 __inline void bus_space_copy_region_1(bus_space_tag_t tag, - bus_space_handle_t bsh1, - bus_size_t off1, - bus_space_handle_t bsh2, - bus_size_t off2, size_t count); - -static __inline void bus_space_copy_region_2(bus_space_tag_t tag, - bus_space_handle_t bsh1, - bus_size_t off1, - bus_space_handle_t bsh2, - bus_size_t off2, size_t count); - -static __inline void bus_space_copy_region_4(bus_space_tag_t tag, - bus_space_handle_t bsh1, - bus_size_t off1, - bus_space_handle_t bsh2, - bus_size_t off2, size_t count); - -static __inline void -bus_space_copy_region_1(bus_space_tag_t tag, bus_space_handle_t bsh1, - bus_size_t off1, bus_space_handle_t bsh2, - bus_size_t off2, size_t count) -{ - bus_space_handle_t addr1 = bsh1 + off1; - bus_space_handle_t addr2 = bsh2 + off2; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1++, addr2++) - outb(addr2, inb(addr1)); - } else { - /* dest after src: copy backwards */ - for (addr1 += (count - 1), addr2 += (count - 1); - count != 0; count--, addr1--, addr2--) - outb(addr2, inb(addr1)); - } - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1++, addr2++) - *(volatile u_int8_t *)(addr2) = - *(volatile u_int8_t *)(addr1); - } else { - /* dest after src: copy backwards */ - for (addr1 += (count - 1), addr2 += (count - 1); - count != 0; count--, addr1--, addr2--) - *(volatile u_int8_t *)(addr2) = - *(volatile u_int8_t *)(addr1); - } - } -#endif -} - -static __inline void -bus_space_copy_region_2(bus_space_tag_t tag, bus_space_handle_t bsh1, - bus_size_t off1, bus_space_handle_t bsh2, - bus_size_t off2, size_t count) -{ - bus_space_handle_t addr1 = bsh1 + off1; - bus_space_handle_t addr2 = bsh2 + off2; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1 += 2, addr2 += 2) - outw(addr2, inw(addr1)); - } else { - /* dest after src: copy backwards */ - for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1); - count != 0; count--, addr1 -= 2, addr2 -= 2) - outw(addr2, inw(addr1)); - } - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1 += 2, addr2 += 2) - *(volatile u_int16_t *)(addr2) = - *(volatile u_int16_t *)(addr1); - } else { - /* dest after src: copy backwards */ - for (addr1 += 2 * (count - 1), addr2 += 2 * (count - 1); - count != 0; count--, addr1 -= 2, addr2 -= 2) - *(volatile u_int16_t *)(addr2) = - *(volatile u_int16_t *)(addr1); - } - } -#endif -} - -static __inline void -bus_space_copy_region_4(bus_space_tag_t tag, bus_space_handle_t bsh1, - bus_size_t off1, bus_space_handle_t bsh2, - bus_size_t off2, size_t count) -{ - bus_space_handle_t addr1 = bsh1 + off1; - bus_space_handle_t addr2 = bsh2 + off2; - -#if defined(_I386_BUS_PIO_H_) -#if defined(_I386_BUS_MEMIO_H_) - if (tag == I386_BUS_SPACE_IO) -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1 += 4, addr2 += 4) - outl(addr2, inl(addr1)); - } else { - /* dest after src: copy backwards */ - for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1); - count != 0; count--, addr1 -= 4, addr2 -= 4) - outl(addr2, inl(addr1)); - } - } -#endif -#if defined(_I386_BUS_MEMIO_H_) -#if defined(_I386_BUS_PIO_H_) - else -#endif - { - if (addr1 >= addr2) { - /* src after dest: copy forward */ - for (; count != 0; count--, addr1 += 4, addr2 += 4) - *(volatile u_int32_t *)(addr2) = - *(volatile u_int32_t *)(addr1); - } else { - /* dest after src: copy backwards */ - for (addr1 += 4 * (count - 1), addr2 += 4 * (count - 1); - count != 0; count--, addr1 -= 4, addr2 -= 4) - *(volatile u_int32_t *)(addr2) = - *(volatile u_int32_t *)(addr1); - } - } -#endif -} - -#endif /* defined(_I386_BUS_PIO_H_) || defined(_I386_MEM_IO_H_) */ - -#if 0 /* Cause a link error for bus_space_copy_8 */ -#define bus_space_copy_region_8 !!! bus_space_copy_region_8 unimplemented !!! -#endif - -/* - * Bus read/write barrier methods. - * - * void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, - * bus_size_t offset, bus_size_t len, int flags); - * - * - * Note that BUS_SPACE_BARRIER_WRITE doesn't do anything other than - * prevent reordering by the compiler; all Intel x86 processors currently - * retire operations outside the CPU in program order. - */ -#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */ -#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */ - -static __inline void -bus_space_barrier(bus_space_tag_t tag __unused, bus_space_handle_t bsh __unused, - bus_size_t offset __unused, bus_size_t len __unused, int flags) -{ -#ifdef __GNUCLIKE_ASM - if (flags & BUS_SPACE_BARRIER_READ) - __asm __volatile("lock; addl $0,0(%%esp)" : : : "memory"); - else - __asm __volatile("" : : : "memory"); -#else -# ifndef lint -# error "no assembler code for your compiler" -# endif -#endif -} - -#endif /* _I386_BUS_AT386_H_ */ diff --git a/sys/i386/include/bus_pc98.h b/sys/i386/include/bus_pc98.h deleted file mode 100644 index b8501213a3a2..000000000000 --- a/sys/i386/include/bus_pc98.h +++ /dev/null @@ -1,540 +0,0 @@ -/* $FreeBSD$ */ -/* $NecBSD: busio.h,v 3.25.4.2.2.1 2000/06/12 03:53:08 honda Exp $ */ -/* $NetBSD: bus.h,v 1.12 1997/10/01 08:25:15 fvdl Exp $ */ - -/*- - * [NetBSD for NEC PC-98 series] - * Copyright (c) 1997, 1998 - * NetBSD/pc98 porting staff. All rights reserved. - * - * [Ported for FreeBSD] - * Copyright (c) 2001 - * TAKAHASHI Yoshihiro. 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. - * 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 ``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. - */ - -/* - * Copyright (c) 1997, 1998 - * Naofumi HONDA. All rights reserved. - * - * This module support generic bus address relocation mechanism. - * To reduce a function call overhead, we employ pascal call methods. - */ - -#ifndef _I386_BUS_PC98_H_ -#define _I386_BUS_PC98_H_ - -#include <sys/systm.h> - -#include <machine/cpufunc.h> - -/* - * Bus address and size types - */ -typedef u_int bus_addr_t; -typedef u_int bus_size_t; - -#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF -#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF -#define BUS_SPACE_MAXSIZE 0xFFFFFFFF -#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF -#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF -#define BUS_SPACE_MAXADDR 0xFFFFFFFF - -#define BUS_SPACE_UNRESTRICTED (~0) - -#define BUS_SPACE_IAT_MAXSIZE 33 - -/* - * Access methods for bus resources and address space. - */ -struct resource; - -/* - * bus space tag - */ -#define _PASCAL_CALL (void) - -#define _BUS_SPACE_CALL_FUNCS_TAB(NAME,TYPE,BWN) \ - NAME##_space_read_##BWN, \ - NAME##_space_read_multi_##BWN, \ - NAME##_space_read_region_##BWN, \ - NAME##_space_write_##BWN, \ - NAME##_space_write_multi_##BWN, \ - NAME##_space_write_region_##BWN, \ - NAME##_space_set_multi_##BWN, \ - NAME##_space_set_region_##BWN, \ - NAME##_space_copy_region_##BWN - -#define _BUS_SPACE_CALL_FUNCS_PROTO(NAME,TYPE,BWN) \ - TYPE NAME##_space_read_##BWN _PASCAL_CALL; \ - void NAME##_space_read_multi_##BWN _PASCAL_CALL; \ - void NAME##_space_read_region_##BWN _PASCAL_CALL; \ - void NAME##_space_write_##BWN _PASCAL_CALL; \ - void NAME##_space_write_multi_##BWN _PASCAL_CALL; \ - void NAME##_space_write_region_##BWN _PASCAL_CALL; \ - void NAME##_space_set_multi_##BWN _PASCAL_CALL; \ - void NAME##_space_set_region_##BWN _PASCAL_CALL; \ - void NAME##_space_copy_region_##BWN _PASCAL_CALL; - -#define _BUS_SPACE_CALL_FUNCS(NAME,TYPE,BWN) \ - TYPE (* NAME##_read_##BWN) _PASCAL_CALL; \ - void (* NAME##_read_multi_##BWN) _PASCAL_CALL; \ - void (* NAME##_read_region_##BWN) _PASCAL_CALL; \ - void (* NAME##_write_##BWN) _PASCAL_CALL; \ - void (* NAME##_write_multi_##BWN) _PASCAL_CALL; \ - void (* NAME##_write_region_##BWN) _PASCAL_CALL; \ - void (* NAME##_set_multi_##BWN) _PASCAL_CALL; \ - void (* NAME##_set_region_##BWN) _PASCAL_CALL; \ - void (* NAME##_copy_region_##BWN) _PASCAL_CALL; - -struct bus_space_access_methods { - /* 8 bits access methods */ - _BUS_SPACE_CALL_FUNCS(bs,u_int8_t,1) - - /* 16 bits access methods */ - _BUS_SPACE_CALL_FUNCS(bs,u_int16_t,2) - - /* 32 bits access methods */ - _BUS_SPACE_CALL_FUNCS(bs,u_int32_t,4) -}; - -struct bus_space_tag { -#define BUS_SPACE_IO 0 -#define BUS_SPACE_MEM 1 - u_int bs_tag; /* bus space flags */ - - struct bus_space_access_methods bs_da; /* direct access */ - struct bus_space_access_methods bs_ra; /* relocate access */ -#if 0 - struct bus_space_access_methods bs_ida; /* indexed direct access */ -#endif -}; -typedef struct bus_space_tag *bus_space_tag_t; - -/* - * Values for the i386 bus space tag, not to be used directly by MI code. - */ -extern struct bus_space_tag SBUS_io_space_tag; -extern struct bus_space_tag SBUS_mem_space_tag; - -#define I386_BUS_SPACE_IO (&SBUS_io_space_tag) -#define I386_BUS_SPACE_MEM (&SBUS_mem_space_tag) - -/* - * bus space handle - */ -struct bus_space_handle { - bus_addr_t bsh_base; - size_t bsh_sz; - - bus_addr_t bsh_iat[BUS_SPACE_IAT_MAXSIZE]; - size_t bsh_maxiatsz; - size_t bsh_iatsz; - - struct resource **bsh_res; - size_t bsh_ressz; - - struct bus_space_access_methods bsh_bam; -}; -typedef struct bus_space_handle *bus_space_handle_t; - -/* - * Allocate/Free bus_space_handle - */ -int i386_bus_space_handle_alloc(bus_space_tag_t t, bus_addr_t bpa, - bus_size_t size, bus_space_handle_t *bshp); -void i386_bus_space_handle_free(bus_space_tag_t t, bus_space_handle_t bsh, - size_t size); - -/* - * int bus_space_map (bus_space_tag_t t, bus_addr_t addr, - * bus_size_t size, int flag, bus_space_handle_t *bshp); - * - * Map a region of bus space. - */ - -int i386_memio_map(bus_space_tag_t t, bus_addr_t addr, bus_size_t size, - int flag, bus_space_handle_t *bshp); - -#define bus_space_map(t, a, s, f, hp) \ - i386_memio_map((t), (a), (s), (f), (hp)) - -/* - * int bus_space_unmap (bus_space_tag_t t, - * bus_space_handle_t bsh, bus_size_t size); - * - * Unmap a region of bus space. - */ - -void i386_memio_unmap(bus_space_tag_t t, bus_space_handle_t bsh, - bus_size_t size); - -#define bus_space_unmap(t, h, s) \ - i386_memio_unmap((t), (h), (s)) - -/* - * int bus_space_subregion (bus_space_tag_t t, - * bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, - * bus_space_handle_t *nbshp); - * - * Get a new handle for a subregion of an already-mapped area of bus space. - */ - -int i386_memio_subregion(bus_space_tag_t t, bus_space_handle_t bsh, - bus_size_t offset, bus_size_t size, - bus_space_handle_t *nbshp); - -#define bus_space_subregion(t, h, o, s, nhp) \ - i386_memio_subregion((t), (h), (o), (s), (nhp)) - -/* - * int bus_space_free (bus_space_tag_t t, - * bus_space_handle_t bsh, bus_size_t size); - * - * Free a region of bus space. - */ - -void i386_memio_free(bus_space_tag_t t, bus_space_handle_t bsh, - bus_size_t size); - -#define bus_space_free(t, h, s) \ - i386_memio_free((t), (h), (s)) - -/* - * Access methods for bus resources and address space. - */ -#define _BUS_ACCESS_METHODS_PROTO(TYPE,BWN) \ - static __inline TYPE bus_space_read_##BWN \ - (bus_space_tag_t, bus_space_handle_t, bus_size_t offset); \ - static __inline void bus_space_read_multi_##BWN \ - (bus_space_tag_t, bus_space_handle_t, \ - bus_size_t, TYPE *, size_t); \ - static __inline void bus_space_read_region_##BWN \ - (bus_space_tag_t, bus_space_handle_t, \ - bus_size_t, TYPE *, size_t); \ - static __inline void bus_space_write_##BWN \ - (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE); \ - static __inline void bus_space_write_multi_##BWN \ - (bus_space_tag_t, bus_space_handle_t, \ - bus_size_t, const TYPE *, size_t); \ - static __inline void bus_space_write_region_##BWN \ - (bus_space_tag_t, bus_space_handle_t, \ - bus_size_t, const TYPE *, size_t); \ - static __inline void bus_space_set_multi_##BWN \ - (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE, size_t);\ - static __inline void bus_space_set_region_##BWN \ - (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE, size_t);\ - static __inline void bus_space_copy_region_##BWN \ - (bus_space_tag_t, bus_space_handle_t, bus_size_t, \ - bus_space_handle_t, bus_size_t, size_t); - -_BUS_ACCESS_METHODS_PROTO(u_int8_t,1) -_BUS_ACCESS_METHODS_PROTO(u_int16_t,2) -_BUS_ACCESS_METHODS_PROTO(u_int32_t,4) - -/* - * read methods - */ -#define _BUS_SPACE_READ(TYPE,BWN) \ -static __inline TYPE \ -bus_space_read_##BWN (tag, bsh, offset) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ -{ \ - register TYPE result; \ - \ - __asm __volatile("call *%2" \ - :"=a" (result), \ - "=d" (offset) \ - :"o" (bsh->bsh_bam.bs_read_##BWN), \ - "b" (bsh), \ - "1" (offset) \ - ); \ - \ - return result; \ -} - -_BUS_SPACE_READ(u_int8_t,1) -_BUS_SPACE_READ(u_int16_t,2) -_BUS_SPACE_READ(u_int32_t,4) - -/* - * write methods - */ -#define _BUS_SPACE_WRITE(TYPE,BWN) \ -static __inline void \ -bus_space_write_##BWN (tag, bsh, offset, val) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - TYPE val; \ -{ \ - \ - __asm __volatile("call *%1" \ - :"=d" (offset) \ - :"o" (bsh->bsh_bam.bs_write_##BWN), \ - "a" (val), \ - "b" (bsh), \ - "0" (offset) \ - ); \ -} - -_BUS_SPACE_WRITE(u_int8_t,1) -_BUS_SPACE_WRITE(u_int16_t,2) -_BUS_SPACE_WRITE(u_int32_t,4) - -/* - * multi read - */ -#define _BUS_SPACE_READ_MULTI(TYPE,BWN) \ -static __inline void \ -bus_space_read_multi_##BWN (tag, bsh, offset, buf, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - TYPE *buf; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%3" \ - :"=c" (cnt), \ - "=d" (offset), \ - "=D" (buf) \ - :"o" (bsh->bsh_bam.bs_read_multi_##BWN), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset), \ - "2" (buf) \ - :"memory"); \ -} - -_BUS_SPACE_READ_MULTI(u_int8_t,1) -_BUS_SPACE_READ_MULTI(u_int16_t,2) -_BUS_SPACE_READ_MULTI(u_int32_t,4) - -/* - * multi write - */ -#define _BUS_SPACE_WRITE_MULTI(TYPE,BWN) \ -static __inline void \ -bus_space_write_multi_##BWN (tag, bsh, offset, buf, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - const TYPE *buf; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%3" \ - :"=c" (cnt), \ - "=d" (offset), \ - "=S" (buf) \ - :"o" (bsh->bsh_bam.bs_write_multi_##BWN), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset), \ - "2" (buf) \ - ); \ -} - -_BUS_SPACE_WRITE_MULTI(u_int8_t,1) -_BUS_SPACE_WRITE_MULTI(u_int16_t,2) -_BUS_SPACE_WRITE_MULTI(u_int32_t,4) - -/* - * region read - */ -#define _BUS_SPACE_READ_REGION(TYPE,BWN) \ -static __inline void \ -bus_space_read_region_##BWN (tag, bsh, offset, buf, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - TYPE *buf; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%3" \ - :"=c" (cnt), \ - "=d" (offset), \ - "=D" (buf) \ - :"o" (bsh->bsh_bam.bs_read_region_##BWN), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset), \ - "2" (buf) \ - :"memory"); \ -} - -_BUS_SPACE_READ_REGION(u_int8_t,1) -_BUS_SPACE_READ_REGION(u_int16_t,2) -_BUS_SPACE_READ_REGION(u_int32_t,4) - -/* - * region write - */ -#define _BUS_SPACE_WRITE_REGION(TYPE,BWN) \ -static __inline void \ -bus_space_write_region_##BWN (tag, bsh, offset, buf, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - const TYPE *buf; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%3" \ - :"=c" (cnt), \ - "=d" (offset), \ - "=S" (buf) \ - :"o" (bsh->bsh_bam.bs_write_region_##BWN), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset), \ - "2" (buf) \ - ); \ -} - -_BUS_SPACE_WRITE_REGION(u_int8_t,1) -_BUS_SPACE_WRITE_REGION(u_int16_t,2) -_BUS_SPACE_WRITE_REGION(u_int32_t,4) - -/* - * multi set - */ -#define _BUS_SPACE_SET_MULTI(TYPE,BWN) \ -static __inline void \ -bus_space_set_multi_##BWN (tag, bsh, offset, val, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - TYPE val; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%2" \ - :"=c" (cnt), \ - "=d" (offset) \ - :"o" (bsh->bsh_bam.bs_set_multi_##BWN), \ - "a" (val), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset) \ - ); \ -} - -_BUS_SPACE_SET_MULTI(u_int8_t,1) -_BUS_SPACE_SET_MULTI(u_int16_t,2) -_BUS_SPACE_SET_MULTI(u_int32_t,4) - -/* - * region set - */ -#define _BUS_SPACE_SET_REGION(TYPE,BWN) \ -static __inline void \ -bus_space_set_region_##BWN (tag, bsh, offset, val, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t bsh; \ - bus_size_t offset; \ - TYPE val; \ - size_t cnt; \ -{ \ - \ - __asm __volatile("call *%2" \ - :"=c" (cnt), \ - "=d" (offset) \ - :"o" (bsh->bsh_bam.bs_set_region_##BWN), \ - "a" (val), \ - "b" (bsh), \ - "0" (cnt), \ - "1" (offset) \ - ); \ -} - -_BUS_SPACE_SET_REGION(u_int8_t,1) -_BUS_SPACE_SET_REGION(u_int16_t,2) -_BUS_SPACE_SET_REGION(u_int32_t,4) - -/* - * copy - */ -#define _BUS_SPACE_COPY_REGION(BWN) \ -static __inline void \ -bus_space_copy_region_##BWN (tag, sbsh, src, dbsh, dst, cnt) \ - bus_space_tag_t tag; \ - bus_space_handle_t sbsh; \ - bus_size_t src; \ - bus_space_handle_t dbsh; \ - bus_size_t dst; \ - size_t cnt; \ -{ \ - \ - if (dbsh->bsh_bam.bs_copy_region_1 != sbsh->bsh_bam.bs_copy_region_1) \ - panic("bus_space_copy_region: funcs mismatch (ENOSUPPORT)");\ - \ - __asm __volatile("call *%3" \ - :"=c" (cnt), \ - "=S" (src), \ - "=D" (dst) \ - :"o" (dbsh->bsh_bam.bs_copy_region_##BWN), \ - "a" (sbsh), \ - "b" (dbsh), \ - "0" (cnt), \ - "1" (src), \ - "2" (dst) \ - ); \ -} - -_BUS_SPACE_COPY_REGION(1) -_BUS_SPACE_COPY_REGION(2) -_BUS_SPACE_COPY_REGION(4) - -/* - * Bus read/write barrier methods. - * - * void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, - * bus_size_t offset, bus_size_t len, int flags); - * - * - * Note that BUS_SPACE_BARRIER_WRITE doesn't do anything other than - * prevent reordering by the compiler; all Intel x86 processors currently - * retire operations outside the CPU in program order. - */ -#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */ -#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */ - -static __inline void -bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, - bus_size_t offset, bus_size_t len, int flags) -{ - if (flags & BUS_SPACE_BARRIER_READ) - __asm __volatile("lock; addl $0,0(%%esp)" : : : "memory"); - else - __asm __volatile("" : : : "memory"); -} - -#endif /* _I386_BUS_PC98_H_ */ diff --git a/sys/i386/include/legacyvar.h b/sys/i386/include/legacyvar.h index a3d28420b0f9..81e87124f02a 100644 --- a/sys/i386/include/legacyvar.h +++ b/sys/i386/include/legacyvar.h @@ -36,12 +36,12 @@ enum legacy_device_ivars { #define LEGACY_ACCESSOR(var, ivar, type) \ __BUS_ACCESSOR(legacy, var, LEGACY, ivar, type) -LEGACY_ACCESSOR(pcibus, PCIBUS, u_int32_t) +LEGACY_ACCESSOR(pcibus, PCIBUS, uint32_t) #undef LEGACY_ACCESSOR int legacy_pcib_maxslots(device_t dev); -u_int32_t legacy_pcib_read_config(device_t dev, int bus, int slot, int func, +uint32_t legacy_pcib_read_config(device_t dev, int bus, int slot, int func, int reg, int bytes); int legacy_pcib_read_ivar(device_t dev, device_t child, int which, uintptr_t *result); diff --git a/sys/pc98/include/bus.h b/sys/pc98/include/bus.h index 3317fe277292..bcb92f2c67a8 100644 --- a/sys/pc98/include/bus.h +++ b/sys/pc98/include/bus.h @@ -1,6 +1,649 @@ /*- - * This file is in the public domain. + * Copyright (c) KATO Takenori, 1999. + * + * All rights reserved. Unpublished rights reserved under the copyright + * laws of Japan. + * + * 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 as + * the first lines of this file unmodified. + * 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 ``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. + * + * $FreeBSD$ */ -/* $FreeBSD$ */ -#include <i386/bus.h> +/* $NecBSD: busio.h,v 3.25.4.2.2.1 2000/06/12 03:53:08 honda Exp $ */ +/* $NetBSD: bus.h,v 1.12 1997/10/01 08:25:15 fvdl Exp $ */ + +/*- + * [NetBSD for NEC PC-98 series] + * Copyright (c) 1997, 1998 + * NetBSD/pc98 porting staff. All rights reserved. + * + * [Ported for FreeBSD] + * Copyright (c) 2001 + * TAKAHASHI Yoshihiro. 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. + * 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 ``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. + */ + +/* + * Copyright (c) 1997, 1998 + * Naofumi HONDA. All rights reserved. + * + * This module support generic bus address relocation mechanism. + * To reduce a function call overhead, we employ pascal call methods. + */ + +#ifndef _PC98_BUS_H_ +#define _PC98_BUS_H_ + +#include <sys/systm.h> + +#include <machine/cpufunc.h> + +/* + * Bus address and size types + */ +typedef u_int bus_addr_t; +typedef u_int bus_size_t; + +#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF +#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF +#define BUS_SPACE_MAXSIZE 0xFFFFFFFF +#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF +#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF +#define BUS_SPACE_MAXADDR 0xFFFFFFFF + +#define BUS_SPACE_UNRESTRICTED (~0) + +#define BUS_SPACE_IAT_MAXSIZE 33 + +/* + * Access methods for bus resources and address space. + */ +struct resource; + +/* + * bus space tag + */ +#define _PASCAL_CALL (void) + +#define _BUS_SPACE_CALL_FUNCS_TAB(NAME,TYPE,BWN) \ + NAME##_space_read_##BWN, \ + NAME##_space_read_multi_##BWN, \ + NAME##_space_read_region_##BWN, \ + NAME##_space_write_##BWN, \ + NAME##_space_write_multi_##BWN, \ + NAME##_space_write_region_##BWN, \ + NAME##_space_set_multi_##BWN, \ + NAME##_space_set_region_##BWN, \ + NAME##_space_copy_region_##BWN + +#define _BUS_SPACE_CALL_FUNCS_PROTO(NAME,TYPE,BWN) \ + TYPE NAME##_space_read_##BWN _PASCAL_CALL; \ + void NAME##_space_read_multi_##BWN _PASCAL_CALL; \ + void NAME##_space_read_region_##BWN _PASCAL_CALL; \ + void NAME##_space_write_##BWN _PASCAL_CALL; \ + void NAME##_space_write_multi_##BWN _PASCAL_CALL; \ + void NAME##_space_write_region_##BWN _PASCAL_CALL; \ + void NAME##_space_set_multi_##BWN _PASCAL_CALL; \ + void NAME##_space_set_region_##BWN _PASCAL_CALL; \ + void NAME##_space_copy_region_##BWN _PASCAL_CALL; + +#define _BUS_SPACE_CALL_FUNCS(NAME,TYPE,BWN) \ + TYPE (* NAME##_read_##BWN) _PASCAL_CALL; \ + void (* NAME##_read_multi_##BWN) _PASCAL_CALL; \ + void (* NAME##_read_region_##BWN) _PASCAL_CALL; \ + void (* NAME##_write_##BWN) _PASCAL_CALL; \ + void (* NAME##_write_multi_##BWN) _PASCAL_CALL; \ + void (* NAME##_write_region_##BWN) _PASCAL_CALL; \ + void (* NAME##_set_multi_##BWN) _PASCAL_CALL; \ + void (* NAME##_set_region_##BWN) _PASCAL_CALL; \ + void (* NAME##_copy_region_##BWN) _PASCAL_CALL; + +struct bus_space_access_methods { + /* 8 bits access methods */ + _BUS_SPACE_CALL_FUNCS(bs,u_int8_t,1) + + /* 16 bits access methods */ + _BUS_SPACE_CALL_FUNCS(bs,u_int16_t,2) + + /* 32 bits access methods */ + _BUS_SPACE_CALL_FUNCS(bs,u_int32_t,4) +}; + +struct bus_space_tag { +#define BUS_SPACE_IO 0 +#define BUS_SPACE_MEM 1 + u_int bs_tag; /* bus space flags */ + + struct bus_space_access_methods bs_da; /* direct access */ + struct bus_space_access_methods bs_ra; /* relocate access */ +#if 0 + struct bus_space_access_methods bs_ida; /* indexed direct access */ +#endif +}; +typedef struct bus_space_tag *bus_space_tag_t; + +/* + * Values for the i386 bus space tag, not to be used directly by MI code. + */ +extern struct bus_space_tag SBUS_io_space_tag; +extern struct bus_space_tag SBUS_mem_space_tag; + +#define I386_BUS_SPACE_IO (&SBUS_io_space_tag) +#define I386_BUS_SPACE_MEM (&SBUS_mem_space_tag) + +/* + * bus space handle + */ +struct bus_space_handle { + bus_addr_t bsh_base; + size_t bsh_sz; + + bus_addr_t bsh_iat[BUS_SPACE_IAT_MAXSIZE]; + size_t bsh_maxiatsz; + size_t bsh_iatsz; + + struct resource **bsh_res; + size_t bsh_ressz; + + struct bus_space_access_methods bsh_bam; +}; +typedef struct bus_space_handle *bus_space_handle_t; + +/* + * Allocate/Free bus_space_handle + */ +int i386_bus_space_handle_alloc(bus_space_tag_t t, bus_addr_t bpa, + bus_size_t size, bus_space_handle_t *bshp); +void i386_bus_space_handle_free(bus_space_tag_t t, bus_space_handle_t bsh, + size_t size); + +/* + * int bus_space_map (bus_space_tag_t t, bus_addr_t addr, + * bus_size_t size, int flag, bus_space_handle_t *bshp); + * + * Map a region of bus space. + */ + +int i386_memio_map(bus_space_tag_t t, bus_addr_t addr, bus_size_t size, + int flag, bus_space_handle_t *bshp); + +#define bus_space_map(t, a, s, f, hp) \ + i386_memio_map((t), (a), (s), (f), (hp)) + +/* + * int bus_space_unmap (bus_space_tag_t t, + * bus_space_handle_t bsh, bus_size_t size); + * + * Unmap a region of bus space. + */ + +void i386_memio_unmap(bus_space_tag_t t, bus_space_handle_t bsh, + bus_size_t size); + +#define bus_space_unmap(t, h, s) \ + i386_memio_unmap((t), (h), (s)) + +/* + * int bus_space_subregion (bus_space_tag_t t, + * bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, + * bus_space_handle_t *nbshp); + * + * Get a new handle for a subregion of an already-mapped area of bus space. + */ + +int i386_memio_subregion(bus_space_tag_t t, bus_space_handle_t bsh, + bus_size_t offset, bus_size_t size, + bus_space_handle_t *nbshp); + +#define bus_space_subregion(t, h, o, s, nhp) \ + i386_memio_subregion((t), (h), (o), (s), (nhp)) + +/* + * int bus_space_free (bus_space_tag_t t, + * bus_space_handle_t bsh, bus_size_t size); + * + * Free a region of bus space. + */ + +void i386_memio_free(bus_space_tag_t t, bus_space_handle_t bsh, + bus_size_t size); + +#define bus_space_free(t, h, s) \ + i386_memio_free((t), (h), (s)) + +/* + * Access methods for bus resources and address space. + */ +#define _BUS_ACCESS_METHODS_PROTO(TYPE,BWN) \ + static __inline TYPE bus_space_read_##BWN \ + (bus_space_tag_t, bus_space_handle_t, bus_size_t offset); \ + static __inline void bus_space_read_multi_##BWN \ + (bus_space_tag_t, bus_space_handle_t, \ + bus_size_t, TYPE *, size_t); \ + static __inline void bus_space_read_region_##BWN \ + (bus_space_tag_t, bus_space_handle_t, \ + bus_size_t, TYPE *, size_t); \ + static __inline void bus_space_write_##BWN \ + (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE); \ + static __inline void bus_space_write_multi_##BWN \ + (bus_space_tag_t, bus_space_handle_t, \ + bus_size_t, const TYPE *, size_t); \ + static __inline void bus_space_write_region_##BWN \ + (bus_space_tag_t, bus_space_handle_t, \ + bus_size_t, const TYPE *, size_t); \ + static __inline void bus_space_set_multi_##BWN \ + (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE, size_t);\ + static __inline void bus_space_set_region_##BWN \ + (bus_space_tag_t, bus_space_handle_t, bus_size_t, TYPE, size_t);\ + static __inline void bus_space_copy_region_##BWN \ + (bus_space_tag_t, bus_space_handle_t, bus_size_t, \ + bus_space_handle_t, bus_size_t, size_t); + +_BUS_ACCESS_METHODS_PROTO(u_int8_t,1) +_BUS_ACCESS_METHODS_PROTO(u_int16_t,2) +_BUS_ACCESS_METHODS_PROTO(u_int32_t,4) + +/* + * read methods + */ +#define _BUS_SPACE_READ(TYPE,BWN) \ +static __inline TYPE \ +bus_space_read_##BWN (tag, bsh, offset) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ +{ \ + register TYPE result; \ + \ + __asm __volatile("call *%2" \ + :"=a" (result), \ + "=d" (offset) \ + :"o" (bsh->bsh_bam.bs_read_##BWN), \ + "b" (bsh), \ + "1" (offset) \ + ); \ + \ + return result; \ +} + +_BUS_SPACE_READ(u_int8_t,1) +_BUS_SPACE_READ(u_int16_t,2) +_BUS_SPACE_READ(u_int32_t,4) + +/* + * write methods + */ +#define _BUS_SPACE_WRITE(TYPE,BWN) \ +static __inline void \ +bus_space_write_##BWN (tag, bsh, offset, val) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + TYPE val; \ +{ \ + \ + __asm __volatile("call *%1" \ + :"=d" (offset) \ + :"o" (bsh->bsh_bam.bs_write_##BWN), \ + "a" (val), \ + "b" (bsh), \ + "0" (offset) \ + ); \ +} + +_BUS_SPACE_WRITE(u_int8_t,1) +_BUS_SPACE_WRITE(u_int16_t,2) +_BUS_SPACE_WRITE(u_int32_t,4) + +/* + * multi read + */ +#define _BUS_SPACE_READ_MULTI(TYPE,BWN) \ +static __inline void \ +bus_space_read_multi_##BWN (tag, bsh, offset, buf, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + TYPE *buf; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%3" \ + :"=c" (cnt), \ + "=d" (offset), \ + "=D" (buf) \ + :"o" (bsh->bsh_bam.bs_read_multi_##BWN), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset), \ + "2" (buf) \ + :"memory"); \ +} + +_BUS_SPACE_READ_MULTI(u_int8_t,1) +_BUS_SPACE_READ_MULTI(u_int16_t,2) +_BUS_SPACE_READ_MULTI(u_int32_t,4) + +/* + * multi write + */ +#define _BUS_SPACE_WRITE_MULTI(TYPE,BWN) \ +static __inline void \ +bus_space_write_multi_##BWN (tag, bsh, offset, buf, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + const TYPE *buf; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%3" \ + :"=c" (cnt), \ + "=d" (offset), \ + "=S" (buf) \ + :"o" (bsh->bsh_bam.bs_write_multi_##BWN), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset), \ + "2" (buf) \ + ); \ +} + +_BUS_SPACE_WRITE_MULTI(u_int8_t,1) +_BUS_SPACE_WRITE_MULTI(u_int16_t,2) +_BUS_SPACE_WRITE_MULTI(u_int32_t,4) + +/* + * region read + */ +#define _BUS_SPACE_READ_REGION(TYPE,BWN) \ +static __inline void \ +bus_space_read_region_##BWN (tag, bsh, offset, buf, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + TYPE *buf; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%3" \ + :"=c" (cnt), \ + "=d" (offset), \ + "=D" (buf) \ + :"o" (bsh->bsh_bam.bs_read_region_##BWN), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset), \ + "2" (buf) \ + :"memory"); \ +} + +_BUS_SPACE_READ_REGION(u_int8_t,1) +_BUS_SPACE_READ_REGION(u_int16_t,2) +_BUS_SPACE_READ_REGION(u_int32_t,4) + +/* + * region write + */ +#define _BUS_SPACE_WRITE_REGION(TYPE,BWN) \ +static __inline void \ +bus_space_write_region_##BWN (tag, bsh, offset, buf, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + const TYPE *buf; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%3" \ + :"=c" (cnt), \ + "=d" (offset), \ + "=S" (buf) \ + :"o" (bsh->bsh_bam.bs_write_region_##BWN), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset), \ + "2" (buf) \ + ); \ +} + +_BUS_SPACE_WRITE_REGION(u_int8_t,1) +_BUS_SPACE_WRITE_REGION(u_int16_t,2) +_BUS_SPACE_WRITE_REGION(u_int32_t,4) + +/* + * multi set + */ +#define _BUS_SPACE_SET_MULTI(TYPE,BWN) \ +static __inline void \ +bus_space_set_multi_##BWN (tag, bsh, offset, val, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + TYPE val; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%2" \ + :"=c" (cnt), \ + "=d" (offset) \ + :"o" (bsh->bsh_bam.bs_set_multi_##BWN), \ + "a" (val), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset) \ + ); \ +} + +_BUS_SPACE_SET_MULTI(u_int8_t,1) +_BUS_SPACE_SET_MULTI(u_int16_t,2) +_BUS_SPACE_SET_MULTI(u_int32_t,4) + +/* + * region set + */ +#define _BUS_SPACE_SET_REGION(TYPE,BWN) \ +static __inline void \ +bus_space_set_region_##BWN (tag, bsh, offset, val, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t bsh; \ + bus_size_t offset; \ + TYPE val; \ + size_t cnt; \ +{ \ + \ + __asm __volatile("call *%2" \ + :"=c" (cnt), \ + "=d" (offset) \ + :"o" (bsh->bsh_bam.bs_set_region_##BWN), \ + "a" (val), \ + "b" (bsh), \ + "0" (cnt), \ + "1" (offset) \ + ); \ +} + +_BUS_SPACE_SET_REGION(u_int8_t,1) +_BUS_SPACE_SET_REGION(u_int16_t,2) +_BUS_SPACE_SET_REGION(u_int32_t,4) + +/* + * copy + */ +#define _BUS_SPACE_COPY_REGION(BWN) \ +static __inline void \ +bus_space_copy_region_##BWN (tag, sbsh, src, dbsh, dst, cnt) \ + bus_space_tag_t tag; \ + bus_space_handle_t sbsh; \ + bus_size_t src; \ + bus_space_handle_t dbsh; \ + bus_size_t dst; \ + size_t cnt; \ +{ \ + \ + if (dbsh->bsh_bam.bs_copy_region_1 != sbsh->bsh_bam.bs_copy_region_1) \ + panic("bus_space_copy_region: funcs mismatch (ENOSUPPORT)");\ + \ + __asm __volatile("call *%3" \ + :"=c" (cnt), \ + "=S" (src), \ + "=D" (dst) \ + :"o" (dbsh->bsh_bam.bs_copy_region_##BWN), \ + "a" (sbsh), \ + "b" (dbsh), \ + "0" (cnt), \ + "1" (src), \ + "2" (dst) \ + ); \ +} + +_BUS_SPACE_COPY_REGION(1) +_BUS_SPACE_COPY_REGION(2) +_BUS_SPACE_COPY_REGION(4) + +/* + * Bus read/write barrier methods. + * + * void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, + * bus_size_t offset, bus_size_t len, int flags); + * + * + * Note that BUS_SPACE_BARRIER_WRITE doesn't do anything other than + * prevent reordering by the compiler; all Intel x86 processors currently + * retire operations outside the CPU in program order. + */ +#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */ +#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */ + +static __inline void +bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh, + bus_size_t offset, bus_size_t len, int flags) +{ + if (flags & BUS_SPACE_BARRIER_READ) + __asm __volatile("lock; addl $0,0(%%esp)" : : : "memory"); + else + __asm __volatile("" : : : "memory"); +} + +#if BUS_SPACE_NO_LEGACY +#undef inb +#undef outb +#define inb(a) compiler_error +#define inw(a) compiler_error +#define inl(a) compiler_error +#define outb(a, b) compiler_error +#define outw(a, b) compiler_error +#define outl(a, b) compiler_error +#endif + +#include <machine/bus_dma.h> + +/* + * Stream accesses are the same as normal accesses on i386/pc98; there are no + * supported bus systems with an endianess different from the host one. + */ +#define bus_space_read_stream_1(t, h, o) bus_space_read_1((t), (h), (o)) +#define bus_space_read_stream_2(t, h, o) bus_space_read_2((t), (h), (o)) +#define bus_space_read_stream_4(t, h, o) bus_space_read_4((t), (h), (o)) + +#define bus_space_read_multi_stream_1(t, h, o, a, c) \ + bus_space_read_multi_1((t), (h), (o), (a), (c)) +#define bus_space_read_multi_stream_2(t, h, o, a, c) \ + bus_space_read_multi_2((t), (h), (o), (a), (c)) +#define bus_space_read_multi_stream_4(t, h, o, a, c) \ + bus_space_read_multi_4((t), (h), (o), (a), (c)) + +#define bus_space_write_stream_1(t, h, o, v) \ + bus_space_write_1((t), (h), (o), (v)) +#define bus_space_write_stream_2(t, h, o, v) \ + bus_space_write_2((t), (h), (o), (v)) +#define bus_space_write_stream_4(t, h, o, v) \ + bus_space_write_4((t), (h), (o), (v)) + +#define bus_space_write_multi_stream_1(t, h, o, a, c) \ + bus_space_write_multi_1((t), (h), (o), (a), (c)) +#define bus_space_write_multi_stream_2(t, h, o, a, c) \ + bus_space_write_multi_2((t), (h), (o), (a), (c)) +#define bus_space_write_multi_stream_4(t, h, o, a, c) \ + bus_space_write_multi_4((t), (h), (o), (a), (c)) + +#define bus_space_set_multi_stream_1(t, h, o, v, c) \ + bus_space_set_multi_1((t), (h), (o), (v), (c)) +#define bus_space_set_multi_stream_2(t, h, o, v, c) \ + bus_space_set_multi_2((t), (h), (o), (v), (c)) +#define bus_space_set_multi_stream_4(t, h, o, v, c) \ + bus_space_set_multi_4((t), (h), (o), (v), (c)) + +#define bus_space_read_region_stream_1(t, h, o, a, c) \ + bus_space_read_region_1((t), (h), (o), (a), (c)) +#define bus_space_read_region_stream_2(t, h, o, a, c) \ + bus_space_read_region_2((t), (h), (o), (a), (c)) +#define bus_space_read_region_stream_4(t, h, o, a, c) \ + bus_space_read_region_4((t), (h), (o), (a), (c)) + +#define bus_space_write_region_stream_1(t, h, o, a, c) \ + bus_space_write_region_1((t), (h), (o), (a), (c)) +#define bus_space_write_region_stream_2(t, h, o, a, c) \ + bus_space_write_region_2((t), (h), (o), (a), (c)) +#define bus_space_write_region_stream_4(t, h, o, a, c) \ + bus_space_write_region_4((t), (h), (o), (a), (c)) + +#define bus_space_set_region_stream_1(t, h, o, v, c) \ + bus_space_set_region_1((t), (h), (o), (v), (c)) +#define bus_space_set_region_stream_2(t, h, o, v, c) \ + bus_space_set_region_2((t), (h), (o), (v), (c)) +#define bus_space_set_region_stream_4(t, h, o, v, c) \ + bus_space_set_region_4((t), (h), (o), (v), (c)) + +#define bus_space_copy_region_stream_1(t, h1, o1, h2, o2, c) \ + bus_space_copy_region_1((t), (h1), (o1), (h2), (o2), (c)) +#define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \ + bus_space_copy_region_2((t), (h1), (o1), (h2), (o2), (c)) +#define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \ + bus_space_copy_region_4((t), (h1), (o1), (h2), (o2), (c)) + +#endif /* _PC98_BUS_H_ */ diff --git a/sys/pc98/include/bus_pc98.h b/sys/pc98/include/bus_pc98.h deleted file mode 100644 index d7028e7a8f70..000000000000 --- a/sys/pc98/include/bus_pc98.h +++ /dev/null @@ -1,6 +0,0 @@ -/*- - * This file is in the public domain. - */ -/* $FreeBSD$ */ - -#include <i386/bus_pc98.h> |