1 | /*****************************************************************************/ |
2 | /* */ |
3 | /* memarea.h */ |
4 | /* */ |
5 | /* Memory area definition for the ld65 linker */ |
6 | /* */ |
7 | /* */ |
8 | /* */ |
9 | /* (C) 2010-2012, Ullrich von Bassewitz */ |
10 | /* Roemerstrasse 52 */ |
11 | /* D-70794 Filderstadt */ |
12 | /* EMail: uz@cc65.org */ |
13 | /* */ |
14 | /* */ |
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. */ |
18 | /* */ |
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: */ |
22 | /* */ |
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 */ |
30 | /* distribution. */ |
31 | /* */ |
32 | /*****************************************************************************/ |
33 | |
34 | |
35 | |
36 | #ifndef MEMAREA_H |
37 | #define MEMAREA_H |
38 | |
39 | |
40 | |
41 | /* common */ |
42 | #include "coll.h" |
43 | |
44 | /* ld65 */ |
45 | #include "lineinfo.h" |
46 | |
47 | |
48 | |
49 | /*****************************************************************************/ |
50 | /* Data */ |
51 | /*****************************************************************************/ |
52 | |
53 | |
54 | |
55 | /* Forwards for structures */ |
56 | struct ExprNode; |
57 | struct File; |
58 | |
59 | /* Memory area entry */ |
60 | typedef struct MemoryArea MemoryArea; |
61 | struct MemoryArea { |
62 | LineInfo* LI; /* Where was the area was defined? */ |
63 | unsigned Name; /* Name index of the memory area */ |
64 | unsigned Attr; /* Which values are valid? */ |
65 | unsigned Flags; /* Set of bitmapped flags */ |
66 | unsigned long FileOffs; /* Offset in output file */ |
67 | struct ExprNode* StartExpr; /* Expression for start address */ |
68 | unsigned long Start; /* Start address */ |
69 | struct ExprNode* SizeExpr; /* Expression for size */ |
70 | unsigned long Size; /* Length of memory section */ |
71 | struct ExprNode* BankExpr; /* Expression for bank */ |
72 | unsigned long FillLevel; /* Actual fill level of segment */ |
73 | unsigned char FillVal; /* Value used to fill rest of seg */ |
74 | unsigned char Relocatable; /* Memory area is relocatable */ |
75 | Collection SegList; /* List of segments for this area */ |
76 | struct File* F; /* Output file for this area */ |
77 | }; |
78 | |
79 | /* Memory flags */ |
80 | #define MF_DEFINE 0x0001 /* Define start and size */ |
81 | #define MF_FILL 0x0002 /* Fill segment */ |
82 | #define MF_RO 0x0004 /* Read only memory area */ |
83 | #define MF_OVERFLOW 0x0008 /* Memory area overflow */ |
84 | #define MF_PLACED 0x0010 /* Memory area was placed */ |
85 | |
86 | |
87 | |
88 | /*****************************************************************************/ |
89 | /* Code */ |
90 | /*****************************************************************************/ |
91 | |
92 | |
93 | |
94 | MemoryArea* NewMemoryArea (const FilePos* Pos, unsigned Name); |
95 | /* Create a new memory area and insert it into the list */ |
96 | |
97 | |
98 | |
99 | /* End of memarea.h */ |
100 | |
101 | #endif |
102 | |