diff options
Diffstat (limited to 'lib/libio/io.c')
-rw-r--r-- | lib/libio/io.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/lib/libio/io.c b/lib/libio/io.c deleted file mode 100644 index a963349..0000000 --- a/lib/libio/io.c +++ /dev/null @@ -1,173 +0,0 @@ -/*- - * Copyright (c) 1998 Doug Rabson - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/types.h> -#include <sys/sysctl.h> -#include <err.h> -#include "io.h" - -static struct io_ops *ops; - -int -ioperm(unsigned long from, unsigned long num, int on) -{ - int error; - int bwx; - size_t len = sizeof(bwx); - - if ((error = sysctlbyname("hw.chipset.bwx", &bwx, &len, 0, 0)) < 0) - return error; - if (bwx) - ops = &bwx_io_ops; - else - ops = &swiz_io_ops; - - return ops->ioperm(from, num, on); -} - -u_int8_t -inb(u_int32_t port) -{ - return ops->inb(port); -} - -u_int16_t -inw(u_int32_t port) -{ - return ops->inw(port); -} - -u_int32_t -inl(u_int32_t port) -{ - return ops->inl(port); -} - -void -outb(u_int32_t port, u_int8_t val) -{ - ops->outb(port, val); -} - -void -outw(u_int32_t port, u_int16_t val) -{ - ops->outw(port, val); -} - -void -outl(u_int32_t port, u_int32_t val) -{ - ops->outl(port, val); -} - -void * -map_memory(u_int32_t address, u_int32_t size) -{ - return ops->map_memory(address, size); -} - -void -unmap_memory(void *handle, u_int32_t size) -{ - ops->unmap_memory(handle, size); -} - -u_int8_t -readb(void *handle, u_int32_t offset) -{ - return ops->readb(handle, offset); -} - -u_int16_t -readw(void *handle, u_int32_t offset) -{ - return ops->readw(handle, offset); -} - -u_int32_t -readl(void *handle, u_int32_t offset) -{ - return ops->readl(handle, offset); -} - -void -writeb(void *handle, u_int32_t offset, u_int8_t val) -{ - ops->writeb(handle, offset, val); - __asm__ __volatile__ ("mb"); -} - -void -writew(void *handle, u_int32_t offset, u_int16_t val) -{ - ops->writew(handle, offset, val); - __asm__ __volatile__ ("mb"); -} - -void -writel(void *handle, u_int32_t offset, u_int32_t val) -{ - ops->writel(handle, offset, val); - __asm__ __volatile__ ("mb"); -} - -void -writeb_nb(void *handle, u_int32_t offset, u_int8_t val) -{ - return ops->writeb(handle, offset, val); -} - -void -writew_nb(void *handle, u_int32_t offset, u_int16_t val) -{ - return ops->writew(handle, offset, val); -} - -void -writel_nb(void *handle, u_int32_t offset, u_int32_t val) -{ - return ops->writel(handle, offset, val); -} - -u_int64_t -dense_base(void) -{ - static u_int64_t base = 0; - - if (base == 0) { - size_t len = sizeof(base); - int error; - if ((error = sysctlbyname("hw.chipset.dense", &base, &len, - 0, 0)) < 0) - err(1, "hw.chipset.dense"); - } - - return base; -} |