66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/* linker-defs-arch.h - Intel commonly used macro and defines for linker script */
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/*
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* Copyright (c) 2013-2014 Wind River Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Wind River Systems nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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DESCRIPTION
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Commonly used macros and defines for linker script.
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*/
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#ifndef _LINKERDEFSARCH_H
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#define _LINKERDEFSARCH_H
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#include <toolchain.h>
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#define INT_STUB_NOINIT KEEP(*(.intStubSect))
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#ifdef FINAL_LINK
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/* Use the real IDT */
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#define STATIC_IDT KEEP(*(staticIdt))
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#else
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/*
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* Save space for the real IDT to prevent symbols from shifting. Note that
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* an IDT entry is 8 bytes in size.
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*/
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#define STATIC_IDT . += (8 * CONFIG_IDT_NUM_VECTORS);
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#endif
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/*
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* The x86 manual recommends aligning the IDT on 8 byte boundary. This also
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* ensures that individual entries do not span a page boundary which the
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* interrupt management code relies on.
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*/
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#define IDT_MEMORY \
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. = ALIGN(8);\
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_idt_base_address = .;\
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STATIC_IDT
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#endif /* _LINKERDEFSARCH_H */
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