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Diffstat (limited to 'include/defs.h')
-rw-r--r-- | include/defs.h | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/include/defs.h b/include/defs.h deleted file mode 100644 index 018b14e..0000000 --- a/include/defs.h +++ /dev/null @@ -1,130 +0,0 @@ -/** -** @file defs.h -** -** @author Warren R. Carithers -** -** @brief Common definitions. -** -** This header file defines things which are neede by all -** parts of the system (OS and user levels). -** -** Things which are kernel-specific go in the kdefs.h file; -** things which are user-specific go in the udefs.h file. -** The correct one of these will be automatically included -** at the end of this file. -*/ - -#ifndef DEFS_H_ -#define DEFS_H_ - -/* -** General (C and/or assembly) definitions -** -** This section of the header file contains definitions that can be -** used in either C or assembly-language source code. -*/ - -// NULL pointer value -// -// we define this the traditional way so that -// it's usable from both C and assembly - -#define NULL 0 - -// predefined i/o channels - -#define CHAN_CIO 0 -#define CHAN_SIO 1 - -// sizes of various things -#define NUM_1KB 0x00000400 // 2^10 -#define NUM_4KB 0x00001000 // 2^12 -#define NUM_1MB 0x00100000 // 2^20 -#define NUM_4MB 0x00400000 // 2^22 -#define NUM_1GB 0x40000000 // 2^30 -#define NUM_2GB 0x80000000 // 2^31 -#define NUM_3GB 0xc0000000 // 1GB + 2GB - -#ifndef ASM_SRC - -/* -** Start of C-only definitions -** -** Anything that should not be visible to something other than -** the C compiler should be put here. -*/ - -/* -** System error codes -** -** These can be returned to both system functions -** and to user system calls. -*/ -// success! -#define SUCCESS (0) -#define E_SUCCESS SUCCESS -// generic "something went wrong" -#define E_FAILURE (-1) -// specific failure reasons -#define E_BAD_PARAM (-2) -#define E_BAD_CHAN (-3) -#define E_NO_CHILDREN (-4) -#define E_NO_MEMORY (-5) -#define E_NOT_FOUND (-6) -#define E_NO_PROCS (-7) - -/* -** These error codes are internal to the OS. -*/ -#define E_EMPTY_QUEUE (-100) -#define E_NO_PCBS (-101) -#define E_NO_PTE (-102) -#define E_LOAD_LIMIT (-103) - -// exit status values -#define EXIT_SUCCESS (0) -#define EXIT_FAILURE (-1) -#define EXIT_KILLED (-101) -#define EXIT_BAD_SYSCALL (-102) - -/* -** Process priority values -*/ -enum priority_e { - PRIO_HIGH, - PRIO_STD, - PRIO_LOW, - PRIO_DEFERRED - // sentinel - , - N_PRIOS -}; - -// halves of various data sizes - -#define UI16_UPPER 0xff00 -#define UI16_LOWER 0x00ff - -#define UI32_UPPER 0xffff0000 -#define UI32_LOWER 0x0000ffff - -#define UI64_UPPER 0xffffffff00000000LL -#define UI64_LOWER 0x00000000ffffffffLL - -// Simple conversion pseudo-functions usable by everyone - -// convert seconds to ms -#define SEC_TO_MS(n) ((n) * 1000) - -#endif /* !ASM_SRC */ - -/* -** Level-specific definitions -*/ -#ifdef KERNEL_SRC -#include <kdefs.h> -#else -#include <udefs.h> -#endif /* KERNEL_SRC */ - -#endif |