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cc65/src/ld65/config.h
uz 34c938e7ac More collection usage. This has also removed the need for the MemListNode
structure.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4795 b7a2c559-68d2-44c3-8de9-860c34a00d81
2010-08-08 15:35:56 +00:00

143 lines
6.1 KiB
C

/*****************************************************************************/
/* */
/* config.h */
/* */
/* Target configuration file for the ld65 linker */
/* */
/* */
/* */
/* (C) 1998-2010, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef CONFIG_H
#define CONFIG_H
/* common */
#include "coll.h"
/* ld65 */
#include "segments.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* File list entry */
typedef struct File File;
struct File {
unsigned Name; /* Name index of the file */
unsigned Flags;
unsigned Format; /* Output format */
Collection MemList; /* List of memory areas in this file */
};
/* Memory list entry */
typedef struct Memory Memory;
struct Memory {
unsigned Name; /* Name index of the memory section */
unsigned Attr; /* Which values are valid? */
unsigned Flags; /* Set of bitmapped flags */
unsigned long Start; /* Start address */
unsigned long Size; /* Length of memory section */
unsigned long FillLevel; /* Actual fill level of segment */
unsigned char FillVal; /* Value used to fill rest of seg */
unsigned char Relocatable; /* Memory area is relocatable */
Collection SegList; /* List of segments for this section */
File* F; /* File that contains the entry */
};
/* Segment descriptor entry */
typedef struct SegDesc SegDesc;
struct SegDesc {
unsigned Name; /* Index of the name */
Segment* Seg; /* Pointer to segment structure */
unsigned Attr; /* Attributes for segment */
unsigned Flags; /* Set of bitmapped flags */
Memory* Load; /* Load memory section */
Memory* Run; /* Run memory section */
unsigned long Addr; /* Start address or offset into segment */
unsigned char Align; /* Run area alignment if given */
unsigned char AlignLoad; /* Load area alignment if given */
};
/* Memory flags */
#define MF_DEFINE 0x0001 /* Define start and size */
#define MF_FILL 0x0002 /* Fill segment */
#define MF_RO 0x0004 /* Read only memory area */
#define MF_OVERFLOW 0x0008 /* Memory area overflow */
/* Segment flags */
#define SF_RO 0x0001 /* Read only segment */
#define SF_BSS 0x0002 /* Segment is BSS style segment */
#define SF_ZP 0x0004 /* Zeropage segment (o65 only) */
#define SF_DEFINE 0x0008 /* Define start and size */
#define SF_ALIGN 0x0010 /* Align segment in run area */
#define SF_ALIGN_LOAD 0x0020 /* Align segment in load area */
#define SF_OFFSET 0x0040 /* Segment has offset in memory */
#define SF_START 0x0080 /* Segment has fixed start address */
#define SF_OPTIONAL 0x0100 /* Segment is optional (must not exist) */
#define SF_RUN_DEF 0x0200 /* RUN symbols already defined */
#define SF_LOAD_DEF 0x0400 /* LOAD symbols already defined */
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void CfgRead (void);
/* Read the configuration */
unsigned CfgAssignSegments (void);
/* Assign segments, define linker symbols where requested. The function will
* return the number of memory area overflows (so zero means anything went ok).
* In case of overflows, a short mapfile can be generated later, to ease the
* task of rearranging segments for the user.
*/
void CfgWriteTarget (void);
/* Write the target file(s) */
/* End of config.h */
#endif