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Length: 2473 (0x9a9)
Types: TextFile
Notes: UNIX file
Names: »l.out.h«
└─⟦eafc30061⟧ Bits:30001199 Commodore 900 hard disk image
└─⟦8281d0872⟧ UNIX Filesystem
└─ ⟦294235107⟧ »vol3.fd« UNIX Filesystem
└─ ⟦this⟧ »usr/include/l.out.h«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦2d53db1df⟧ UNIX Filesystem
└─ ⟦this⟧ »include/l.out.h«
└─⟦eafc30061⟧ Bits:30001199 Commodore 900 hard disk image
└─⟦5ec4c54f2⟧ UNIX Filesystem
└─ ⟦this⟧ »usr/include/l.out.h«
/*
* This is the format of the `l.out'
* file (assembler output, linkage editor
* input and output) as defined for
* the Digital PDP-11.
* It also has the namelist structure for
* the nlist routine.
*/
#ifndef L_OUT_H
#ifdef Z8001
#include <n.out.h>
#else
#define L_OUT_H
#include <types.h>
#define NCPLN 16 /* Chars in loader name */
#define NLSEG 9 /* No. of segments */
#define NXSEG 6 /* No. of segments used by exec */
#define L_MAGIC 0407 /* Magic number */
/*
* This is the header.
* It sits at the front of the file,
* holding control information and
* the sizes of the other segments
* of the file.
*/
struct ldheader {
int l_magic; /* Magic number */
int l_flag; /* Flags */
int l_machine; /* Type of target machine */
vaddr_t l_entry; /* Entrypoint */
size_t l_ssize[NLSEG]; /* Segment sizes */
};
/* Flags */
#define LF_SHR 01 /* Bound shared */
#define LF_SEP 02 /* Bound separated */
#define LF_NRB 04 /* No reloc. bits */
#define LF_KER 010 /* Loadable driver */
/* Formats */
#define AFMT "%06o" /* Address */
/* Machines */
#ifndef MTYPE_H
#include <mtype.h>
#endif
/* Segments */
#define L_SHRI 0 /* Shared Instruction space */
#define L_PRVI 1 /* Private Instruction space */
#define L_BSSI 2 /* Uninitialised Instruction */
#define L_SHRD 3 /* Shared Data space */
#define L_PRVD 4 /* Private Data space */
#define L_BSSD 5 /* Uninitalised Data */
#define L_DEBUG 6 /* Debug tables */
#define L_SYM 7 /* Symbols */
#define L_REL 8 /* Relocation */
#define L_ABS 9 /* Absolute (symbol table) */
#define L_REF 10 /* Reference (symbol table) */
/*
* Symbol.
* These live in the `L_SYM' section
* of the file; the size of this section
* determines the number of symbols.
*/
struct ldsym {
char ls_id[NCPLN]; /* Symbol name */
int ls_type; /* Global + Seg. */
vaddr_t ls_addr; /* Value of symbol */
};
/*
* The nlist structure for the nlist routine.
*/
struct nlist {
char n_name[NCPLN]; /* Symbol name */
int n_type; /* Type flag */
unsigned n_value; /* value */
};
#define L_GLOBAL 020
/*
* Relocation.
* Relocation is a byte stream.
* The first is an opcode.
* The next two bytes are the address
* of relocation.
*/
#define LR_SEG 017 /* Seg., L_SYM => Sym. based */
#define LR_PCR 020 /* PC Rel. flag */
#define LR_OP 0340 /* Opcode */
#define LR_BYTE (0<<5) /* Rel. a byte */
#define LR_WORD (1<<5) /* Rel. a word */
#define LR_LONG (2<<5) /* Rel. a long */
#endif
#endif