/*****************************************************************************/
/* */
-/* o65.h */
+/* o65.h */
/* */
-/* Definitions for the o65 file format */
+/* Definitions for the o65 file format */
/* */
/* */
/* */
-/* (C) 2002 Ullrich von Bassewitz */
-/* Wacholderweg 14 */
-/* D-70597 Stuttgart */
-/* EMail: uz@musoftware.de */
+/* (C) 2002-2009, Ullrich von Bassewitz */
+/* Roemerstrasse 52 */
+/* D-70794 Filderstadt */
+/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* This files exports structures and constants to handle the o65 relocatable
- * file format as defined by Andre Fachat. See the original document under
- *
- * http://www.6502.org/users/andre/o65/fileformat.html
- *
- * for more information.
- */
+** file format as defined by Andre Fachat. See the original document under
+**
+** http://www.6502.org/users/andre/o65/fileformat.html
+**
+** for more information.
+*/
typedef unsigned o65_size;
-/* Define a structure that defines the o65 file header */
+/* Structure that defines the o65 file header */
typedef struct o65_header o65_header;
struct o65_header {
char marker[2]; /* Non-C64 marker */
char magic[3]; /* o65 magic */
- char version; /* Version number */
+ char version; /* Version number */
unsigned mode; /* Mode word */
- o65_size tbase; /* Original text (code) segment address */
+ o65_size tbase; /* Original text (code) segment address */
o65_size tlen; /* Size of text (code) segment */
o65_size dbase; /* Original data segment address */
o65_size dlen; /* Size of data segment */
+/* Marker, magic and version number */
+#define O65_MARKER_0 0x01
+#define O65_MARKER_1 0x00
+#define O65_MAGIC_0 0x6F /* 'o' */
+#define O65_MAGIC_1 0x36 /* '6' */
+#define O65_MAGIC_2 0x35 /* '5' */
+#define O65_VERSION 0x00
+
/* Defines for the mode word */
-#define O65_CPU_65816 0x8000 /* Executable is for 65816 */
+#define O65_CPU_65816 0x8000 /* Executable is for 65816 */
#define O65_CPU_6502 0x0000 /* Executable is for the 6502 */
#define O65_CPU_MASK 0x8000 /* Mask to extract CPU type */
#define O65_RELOC_BYTE 0x0000 /* Byte wise relocation */
#define O65_RELOC_MASK 0x4000 /* Mask to extract relocation type */
-#define O65_SIZE_32BIT 0x2000 /* All size words are 32bit */
+#define O65_SIZE_32BIT 0x2000 /* All size words are 32bit */
#define O65_SIZE_16BIT 0x0000 /* All size words are 16bit */
#define O65_SIZE_MASK 0x2000 /* Mask to extract size */
#define O65_ADDR_DEFAULT 0x0000 /* Default addressing */
#define O65_ADDR_MASK 0x0800 /* Mask to extract addressing */
+#define O65_CHAIN 0x0400 /* Chained file, another one follows */
+#define O65_CHAIN_MASK 0x0400 /* Mask to extract chain flag */
+
+#define O65_BSSZERO 0x0200 /* BSS segment must be zeroed */
+#define O65_BSSZERO_MASK 0x0200 /* Mask to extract bss zero flag */
+
+/* The following is used if O65_CPU == 6502 */
+#define O65_CPU2_6502 0x0000 /* Executable is for 6502 */
+#define O65_CPU2_65C02 0x0010 /* Executable is for 65C02 */
+#define O65_CPU2_65SC02 0x0020 /* Executable is for 65SC02 */
+#define O65_CPU2_65CE02 0x0030 /* Executable is for 65CE02 */
+#define O65_CPU2_6502X 0x0040 /* Executable is for NMOS 6502 */
+#define O65_CPU2_65816_EMU 0x0050 /* Executable is for 65816 in emul mode */
+#define O65_CPU2_MASK 0x00F0 /* Mask to extract CPU2 field */
+
#define O65_ALIGN_1 0x0000 /* Bytewise alignment */
#define O65_ALIGN_2 0x0001 /* Align words */
#define O65_ALIGN_4 0x0002 /* Align longwords */
#define O65_ALIGN_256 0x0003 /* Align pages (256 bytes) */
#define O65_ALIGN_MASK 0x0003 /* Mask to extract alignment */
+/* The mode word as generated by the ld65 linker */
+#define O65_MODE_CC65 (O65_CPU_6502 | \
+ O65_RELOC_BYTE | \
+ O65_SIZE_16BIT | \
+ O65_FTYPE_EXE | \
+ O65_ADDR_SIMPLE | \
+ O65_ALIGN_1)
+
/* The four o65 segment types. */
-#define O65_SEG_UNDEF 0x00
-#define O65_SEG_ABS 0x01
-#define O65_SEG_TEXT 0x02
-#define O65_SEG_DATA 0x03
-#define O65_SEG_BSS 0x04
-#define O65_SEG_ZP 0x05
+#define O65_SEGID_UNDEF 0x00
+#define O65_SEGID_ABS 0x01
+#define O65_SEGID_TEXT 0x02
+#define O65_SEGID_DATA 0x03
+#define O65_SEGID_BSS 0x04
+#define O65_SEGID_ZP 0x05
+#define O65_SEGID_MASK 0x07
/* Relocation type codes */
#define O65_RTYPE_WORD 0x80
/* Option tags */
#define O65_OPT_FILENAME 0
-#define O65_OPT_OS 1
-#define O65_OPT_ASM 2
-#define O65_OPT_AUTHOR 3
-#define O65_OPT_TIMESTAMP 4
+#define O65_OPT_OS 1
+#define O65_OPT_ASM 2
+#define O65_OPT_AUTHOR 3
+#define O65_OPT_TIMESTAMP 4
/* Operating system codes for O65_OPT_OS */
-#define O65_OS_OSA65 1
-#define O65_OS_LUNIX 2
-#define O65_OS_CC65_MODULE 3
+#define O65_OS_OSA65 1
+#define O65_OS_LUNIX 2
+#define O65_OS_CC65 3
+#define O65_OS_OPENCBM 4