1 /*****************************************************************************/
5 /* Memory area definition for the ld65 linker */
9 /* (C) 2010, Ullrich von Bassewitz */
10 /* Roemerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
46 /*****************************************************************************/
48 /*****************************************************************************/
52 /* Forwards for structures */
56 /* Memory area entry */
57 typedef struct MemoryArea MemoryArea;
59 unsigned Name; /* Name index of the memory section */
60 unsigned Attr; /* Which values are valid? */
61 unsigned Flags; /* Set of bitmapped flags */
62 struct ExprNode* StartExpr; /* Expression for start address */
63 unsigned long Start; /* Start address */
64 struct ExprNode* SizeExpr; /* Expression for size */
65 unsigned long Size; /* Length of memory section */
66 unsigned long FillLevel; /* Actual fill level of segment */
67 unsigned char FillVal; /* Value used to fill rest of seg */
68 unsigned char Relocatable; /* Memory area is relocatable */
69 Collection SegList; /* List of segments for this area */
70 struct File* F; /* Output file for this area */
74 #define MF_DEFINE 0x0001 /* Define start and size */
75 #define MF_FILL 0x0002 /* Fill segment */
76 #define MF_RO 0x0004 /* Read only memory area */
77 #define MF_OVERFLOW 0x0008 /* Memory area overflow */
78 #define MF_PLACED 0x0010 /* Memory area was placed */
82 /*****************************************************************************/
84 /*****************************************************************************/
88 MemoryArea* NewMemoryArea (unsigned Name);
89 /* Create a new memory area and insert it into the list */
93 /* End of memarea.h */