mirror of https://github.com/cc65/cc65.git
129 lines
6.0 KiB
C
129 lines
6.0 KiB
C
/*****************************************************************************/
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/* */
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/* config.h */
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/* */
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/* Target configuration file for the ld65 linker */
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/* */
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/* */
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/* */
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/* (C) 1998-2012, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef CONFIG_H
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#define CONFIG_H
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/* common */
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#include "coll.h"
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#include "filepos.h"
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/* ld65 */
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#include "lineinfo.h"
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#include "segments.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Forward for struct MemoryArea */
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struct MemoryArea;
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/* File list entry */
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typedef struct File File;
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struct File {
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unsigned Name; /* Name index of the file */
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unsigned Flags;
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unsigned Format; /* Output format */
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unsigned long Size; /* Size of the generated file */
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Collection MemoryAreas; /* List of memory areas in this file */
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};
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/* Segment descriptor entry */
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typedef struct SegDesc SegDesc;
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struct SegDesc {
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unsigned Name; /* Index of the name */
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LineInfo* LI; /* Position of definition */
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Segment* Seg; /* Pointer to segment structure */
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unsigned Attr; /* Attributes for segment */
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unsigned Flags; /* Set of bitmapped flags */
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unsigned char FillVal; /* Fill value for this segment */
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struct MemoryArea* Load; /* Load memory section */
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struct MemoryArea* Run; /* Run memory section */
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unsigned long Addr; /* Start address or offset into segment */
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unsigned long RunAlignment; /* Run area alignment if given */
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unsigned long LoadAlignment; /* Load area alignment if given */
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};
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/* Segment flags */
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#define SF_RO 0x0001 /* Read only segment */
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#define SF_BSS 0x0002 /* Segment is BSS style segment */
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#define SF_ZP 0x0004 /* Zeropage segment (o65 only) */
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#define SF_DEFINE 0x0008 /* Define start and size */
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#define SF_ALIGN 0x0010 /* Align segment in run area */
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#define SF_ALIGN_LOAD 0x0020 /* Align segment in load area */
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#define SF_OFFSET 0x0040 /* Segment has offset in memory */
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#define SF_START 0x0080 /* Segment has fixed start address */
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#define SF_OPTIONAL 0x0100 /* Segment is optional (must not exist) */
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#define SF_RUN_DEF 0x0200 /* RUN symbols already defined */
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#define SF_LOAD_DEF 0x0400 /* LOAD symbols already defined */
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#define SF_FILLVAL 0x0800 /* Segment has separate fill value */
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#define SF_OVERWRITE 0x1000 /* Segment can overwrite (part of) another one */
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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void CfgRead (void);
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/* Read the configuration */
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unsigned CfgProcess (void);
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/* Process the config file after reading in object files and libraries. This
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** includes postprocessing of the config file data but also assigning segments
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** and defining segment/memory area related symbols. The function will return
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** the number of memory area overflows (so zero means anything went ok).
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** In case of overflows, a short mapfile can be generated later, to ease the
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** task of rearranging segments for the user.
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*/
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void CfgWriteTarget (void);
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/* Write the target file(s) */
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/* End of config.h */
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#endif
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