diff options
| author | Stefan Reinauer <stepan@coresystems.de> | 2008-08-19 17:49:53 +0000 |
|---|---|---|
| committer | Stefan Reinauer <stepan@openbios.org> | 2008-08-19 17:49:53 +0000 |
| commit | 99c085690365fa7af18863be292d7ada32fcf53a (patch) | |
| tree | 8c305cfb60e6cb7e95bfe99321070528c7a5e649 /payloads/libpayload/include | |
| parent | addf443e1206f04e46828ac4f19a04788a8046fc (diff) | |
make all drivers relocatable. Per default, an 1:1 mapping is assumed.
Patch to add relocation to libpayload will follow.
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Jordan Crouse <jordan.crouse@amd.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3524 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'payloads/libpayload/include')
| -rw-r--r-- | payloads/libpayload/include/arch/virtual.h | 41 | ||||
| -rw-r--r-- | payloads/libpayload/include/libpayload.h | 1 |
2 files changed, 42 insertions, 0 deletions
diff --git a/payloads/libpayload/include/arch/virtual.h b/payloads/libpayload/include/arch/virtual.h new file mode 100644 index 0000000000..328c3aa34e --- /dev/null +++ b/payloads/libpayload/include/arch/virtual.h @@ -0,0 +1,41 @@ +/* + * This file is part of the libpayload project. + * + * Copyright (C) 2008 coresystems GmbH + * + * 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 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. + */ + +#ifndef _ARCH_VIRTUAL_H +#define _ARCH_VIRTUAL_H + +extern unsigned long virtual_offset; + +#define virt_to_phys(virt) ((unsigned long) (virt) + virtual_offset) +#define phys_to_virt(phys) ((void *) ((unsigned long) (phys) - virtual_offset)) + +#define virt_to_bus(addr) virt_to_phys(addr) +#define bus_to_virt(addr) phys_to_virt(addr) + +#endif diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h index b7f7fe0276..8fb6d504e4 100644 --- a/payloads/libpayload/include/libpayload.h +++ b/payloads/libpayload/include/libpayload.h @@ -33,6 +33,7 @@ #include <stddef.h> #include <arch/types.h> #include <arch/io.h> +#include <arch/virtual.h> #include <sysinfo.h> #include <stdarg.h> #include <lar.h> |