diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/Makefile | 8 | ||||
| -rw-r--r-- | src/common/include/errno.h | 42 | ||||
| -rw-r--r-- | src/common/include/sched.h | 24 | ||||
| -rw-r--r-- | src/common/include/stdlib_common.h | 22 | ||||
| -rw-r--r-- | src/common/include/string.h | 22 | ||||
| -rw-r--r-- | src/common/include/tce/syscalls.h | 38 | ||||
| -rw-r--r-- | src/common/include/tce/vfs.h | 42 | ||||
| -rw-r--r-- | src/common/include/types.h | 17 | ||||
| -rw-r--r-- | src/common/sched.c | 26 | ||||
| -rw-r--r-- | src/common/string.c | 81 |
10 files changed, 0 insertions, 322 deletions
diff --git a/src/common/Makefile b/src/common/Makefile deleted file mode 100644 index 8698100..0000000 --- a/src/common/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -Out = _common.o -Obj = string.o sched.o -ExtObj = - -include $(SrcPath)/common.make - -LDFLAGS += -r -CFLAGS += -I $(SrcPath)/common/include diff --git a/src/common/include/errno.h b/src/common/include/errno.h deleted file mode 100644 index fe60d81..0000000 --- a/src/common/include/errno.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef _DEF_ERRNO_H -#define _DEF_ERRNO_H - -// Copied from /usr/include/asm-generic/errno-base.h on a standard Linux system -// Most of these will NOT be used here. - -#define EPERM 1 /* Operation not permitted */ -#define ENOENT 2 /* No such file or directory */ -#define ESRCH 3 /* No such process */ -#define EINTR 4 /* Interrupted system call */ -#define EIO 5 /* I/O error */ -#define ENXIO 6 /* No such device or address */ -#define E2BIG 7 /* Argument list too long */ -#define ENOEXEC 8 /* Exec format error */ -#define EBADF 9 /* Bad file number */ -#define ECHILD 10 /* No child processes */ -#define EAGAIN 11 /* Try again */ -#define ENOMEM 12 /* Out of memory */ -#define EACCES 13 /* Permission denied */ -#define EFAULT 14 /* Bad address */ -#define ENOTBLK 15 /* Block device required */ -#define EBUSY 16 /* Device or resource busy */ -#define EEXIST 17 /* File exists */ -#define EXDEV 18 /* Cross-device link */ -#define ENODEV 19 /* No such device */ -#define ENOTDIR 20 /* Not a directory */ -#define EISDIR 21 /* Is a directory */ -#define EINVAL 22 /* Invalid argument */ -#define ENFILE 23 /* File table overflow */ -#define EMFILE 24 /* Too many open files */ -#define ENOTTY 25 /* Not a typewriter */ -#define ETXTBSY 26 /* Text file busy */ -#define EFBIG 27 /* File too large */ -#define ENOSPC 28 /* No space left on device */ -#define ESPIPE 29 /* Illegal seek */ -#define EROFS 30 /* Read-only file system */ -#define EMLINK 31 /* Too many links */ -#define EPIPE 32 /* Broken pipe */ -#define EDOM 33 /* Math argument out of domain of func */ -#define ERANGE 34 /* Math result not representable */ - -#endif diff --git a/src/common/include/sched.h b/src/common/include/sched.h deleted file mode 100644 index 1fe148d..0000000 --- a/src/common/include/sched.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef DEF_MUTEX_H -#define DEF_MUTEX_H - -#include <types.h> - -#define MUTEX_LOCKED 1 -#define MUTEX_UNLOCKED 0 - -//A mutex is just an uint32_t -typedef uint32_t mutex_t; - -#ifdef __cplusplus -extern "C" { -#endif - -int mutex_lock(mutex_t* mutex); //wait for mutex to be free -int mutex_lockE(mutex_t* mutex); //lock mutex only if free, returns !0 if locked, 0 if was busy -void mutex_unlock(mutex_t* mutex); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/src/common/include/stdlib_common.h b/src/common/include/stdlib_common.h deleted file mode 100644 index dc40b96..0000000 --- a/src/common/include/stdlib_common.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef _DEF_STDLIB_H -#define _DEF_STDLIB_H - -#include <types.h> - -#define MIN(a, b) ((a) < (b) ? (a) : (b)) -#define MAX(a, b) ((a) > (b) ? (a) : (b)) - -#ifdef __cplusplus -extern "C" { -#endif - -void *memcpy(void *dest, const void *src, int count); -void *memset(void *dest, int val, int count); -uint16_t *memsetw(uint16_t *dest, uint16_t val, int count); - -#ifdef __cplusplus -} -#endif - -#endif - diff --git a/src/common/include/string.h b/src/common/include/string.h deleted file mode 100644 index 19e87c1..0000000 --- a/src/common/include/string.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef _DEF_STRING_H -#define _DEF_STRING_H - -// #include <stdlib.h> -#include <types.h> - -#ifdef __cplusplus -extern "C" { -#endif - -int strlen(const char *str); -char *strcpy(char *dest, const char *src); -char *strdup(const char *src); // uses malloc, that's bad -char *strchr(const char *str, char c); -char *strcat(char *dest, const char *src); -int strcmp(const char *s1, const char *s2); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/src/common/include/tce/syscalls.h b/src/common/include/tce/syscalls.h deleted file mode 100644 index 6c67523..0000000 --- a/src/common/include/tce/syscalls.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef DEF_TCE_SYSCALLS_H -#define DEF_TCE_SYSCALLS_H - -#define SC_THREAD_EXIT 1 -#define SC_SCHEDULE 2 -#define SC_THREAD_SLEEP 3 -#define SC_PROCESS_EXIT 4 -#define SC_PRINTK 5 -#define SC_THREAD_NEW 6 -#define SC_IRQ_WAIT 7 -#define SC_PROC_PRIV 8 - -#define SC_SBRK 10 -#define SC_BRK 11 -// NOT YET IMPLEMENTED -#define SC_MMAP 12 -#define SC_MUNMAP 13 - -#define SC_OPEN 20 -#define SC_OPEN_RELATIVE 21 -#define SC_STAT 22 -#define SC_STAT_RELATIVE 23 -#define SC_STATF 24 -#define SC_CLOSE 25 -#define SC_READ 26 -#define SC_WRITE 27 -#define SC_LINK 28 - - -// ERRORS -#define E_NOT_IMPLEMENTED -1 -#define E_NOT_FOUND -2 -#define E_INVALID_FD -3 -#define E_TOO_SHORT -4 // not enough space for data to be copied to -#define E_INVALID_RANGE -5 -#define E_INVALID -6 // anything went wrong - invalid parameter, usually - -#endif diff --git a/src/common/include/tce/vfs.h b/src/common/include/tce/vfs.h deleted file mode 100644 index 20ea03b..0000000 --- a/src/common/include/tce/vfs.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef DEF_TCE_VFS_H -#define DEF_TCE_VFS_H - -#include <types.h> - -typedef size_t FILE; - -typedef struct _file_info { - uint32_t type; - uint32_t dev_type; - uint32_t mode; - uint32_t uid, gid; - size_t size; -} file_info; - -// file open flags -#define FM_READ 0x00000001 -#define FM_WRITE 0x00000002 -#define FM_APPEND 0x00000004 -#define FM_TRUNC 0x00000008 -#define FM_CREATE 0x00000010 -#define FM_DELETE 0x00000020 - -// link modes -#define LM_SYMLINK 1 -#define LM_HARDLINK 2 -#define LM_MOUNT 3 -#define LM_OUTPUT_TO 4 - -// file type flags -#define FT_FILE 0x00000001 -#define FT_DIR 0x00000002 -#define FT_SYMLINK 0x00000004 -#define FT_DEV 0x00000008 -#define FT_TERMINAL 0x00000010 - -// device types -#define DT_BLOCK 1 -#define DT_KEYBOARD 2 -#define DT_DISPLAY 3 - -#endif diff --git a/src/common/include/types.h b/src/common/include/types.h deleted file mode 100644 index e7c1a35..0000000 --- a/src/common/include/types.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef DEF_TYPES_H -#define DEF_TYPES_H - -typedef unsigned long long uint64_t; -typedef unsigned long int uint32_t; -typedef unsigned short uint16_t; -typedef unsigned char uint8_t; -typedef long long int64_t; -typedef int int32_t; -typedef short int16_t; -typedef char int8_t; - -typedef long unsigned int size_t; - -#define NULL 0 - -#endif diff --git a/src/common/sched.c b/src/common/sched.c deleted file mode 100644 index 29ea8a8..0000000 --- a/src/common/sched.c +++ /dev/null @@ -1,26 +0,0 @@ -#include <sched.h> - -/* Internal use only. This function is atomic, meaning it cannot be interrupted by a system task switch. */ -static uint32_t atomic_exchange(uint32_t* ptr, uint32_t newval) { - uint32_t r; - asm volatile("xchg (%%ecx), %%eax" : "=a"(r) : "c"(ptr), "a"(newval)); - return r; -} - -int mutex_lock(uint32_t* mutex) { - while (atomic_exchange(mutex, MUTEX_LOCKED) == MUTEX_LOCKED) { - schedule(); - } - return 0; -} - -int mutex_lockE(uint32_t* mutex) { - if (atomic_exchange(mutex, MUTEX_LOCKED) == MUTEX_LOCKED) { - return 0; - } - return 1; -} - -void mutex_unlock(uint32_t* mutex) { - *mutex = MUTEX_UNLOCKED; -} diff --git a/src/common/string.c b/src/common/string.c deleted file mode 100644 index 3825e47..0000000 --- a/src/common/string.c +++ /dev/null @@ -1,81 +0,0 @@ -#include <string.h> -#include <stdlib_common.h> - -int strlen(const char *str) { - int i = 0; - while (str[i++]); - return i; -} - -char *strchr(const char *str, char c) { - while (*str) { - if (*str == c) return (char*)str; - str++; - } - return NULL; -} - -char *strcpy(char *dest, const char *src) { - memcpy(dest, src, strlen(src) + 1); - return (char*)src; -} - -char *strdup(const char *src) { - char* ret = malloc(strlen(src) + 1); - if (ret == NULL) return ret; - strcpy(ret, src); - return ret; -} - -char *strcat(char *dest, const char *src) { - char *dest2 = dest; - dest2 += strlen(dest) - 1; - while (*src) { - *dest2 = *src; - src++; - dest2++; - } - *dest2 = 0; - return dest; -} - -int strcmp(const char *s1, const char *s2) { - while ((*s1) && (*s1 == *s2)) { - s1++; - s2++; - } - return (* (unsigned char*)s1 - *(unsigned char*)s2); -} - -void *memcpy(void *vd, const void *vs, int count) { - uint8_t *dest = (uint8_t*)vd, *src = (uint8_t*)vs; - uint32_t f = count % 4, n = count / 4, i; - const uint32_t* s = (uint32_t*)src; - uint32_t* d = (uint32_t*)dest; - for (i = 0; i < n; i++) { - d[i] = s[i]; - } - if (f != 0) { - for (i = count - f; i < count; i++) { - dest[i] = src[i]; - } - } - return vd; -} - -void *memset(void *dest, int val, int count) { - uint8_t *dest_c = (uint8_t*)dest; - int i; - for (i = 0; i < count; i++) { - dest_c[i] = val; - } - return dest; -} - -uint16_t *memsetw(uint16_t *dest, uint16_t val, int count) { - int i; - for (i = 0; i < count; i++) { - dest[i] = val; - } - return dest; -} |