os-k-team/os-k
os-k-team/os-k
1
0
Fork 0
mirror of https://gitlab.os-k.eu/os-k-team/os-k.git synced 2023-08-25 14:03:10 +02:00
Code Releases Activity

Lots of different stuff

Browse Source
This commit is contained in:
Julian Barathieu 2019-02-06 14:07:38 +01:00
parent b7fa7a30d0
commit 74d4ca5749
36 changed files with 806 additions and 652 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
Makefile.in
View File

@ -1,3 +1,4 @@
// -*- Mode: Makefile -*-
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
@ -13,23 +14,23 @@
CCNAME="/opt/cross-cc/bin/x86_64-elf-gcc"
CC2NAME=gcc
COPTIM=-O2
CWARNS=-Wall -Wextra -Wshadow // -Wpedantic
CINCLUDES=-isystem./kaleid/include
CWARNS=-Wall -Wextra // -Wshadow -Wpedantic
CINCLUDES=-Ikaleid/include
CFLAGS1=-std=gnu11 -nostdlib -ffreestanding -mcmodel=large
CFLAGS2=-m64 -masm=intel -mno-red-zone -mno-mmx -mno-sse -mno-sse2
CFLAGS=$(CFLAGS1) $(CFLAGS2) $(SFLAG)
CFLAGS1=-nostdlib -ffreestanding -mcmodel=large // -std=gnu11
CFLAGS2=_ASMTYPE -mno-red-zone -mno-mmx -mno-sse -mno-sse2
CFLAGS=$(CFLAGS1) $(CFLAGS2)
CC=$(CCNAME) $(COPTIM) $(CWARNS) $(CFLAGS) $(CINCLUDES)
BINDIR=./build/bin
OBJDIR=./build/obj
BINDIR=build/bin
OBJDIR=build/obj
BOOTDIR=boot
COMMDIR=kaleid/crtlib
KERNDIR=kaleid/kernel
SYSTDIR=kaleid/system
LINXDIR=$(COMMDIR)/test
LINXDIR=kaleid/test
//----------------------------------------------------------------------------#
// TESTING MAKEFILE
@ -49,7 +50,7 @@ LOBJDIR=$(OBJDIR)/$(LINXDIR)
COMMOBJS=COBJ6(string, status, rand, memory, arith, strtol) COBJ4(itoa, ltoa, utoa, ultoa) COBJ4(atoi, atol, atou, atoul) COBJ2(../extras/prog, ../extras/argv)
TCC=$(CC2NAME) $(COPTIM) $(CWARNS) $(CINCLUDES)
KCC=$(CC) -T ./build/kernel.ld -D_OSK_SOURCE -D_KALEID_KERNEL
KCC=$(CC) -D_KALEID_KERNEL
comm-convert:
COMPILE_CONVRT1(itoa) -D_NEED_ITOA
@ -73,20 +74,22 @@ common: comm-convert
tests: common
$(TCC) -c $(LINXDIR)/test-common.c -o $(LOBJDIR)/test-common.o
$(TCC) $(COMMOBJS) $(LOBJDIR)/test-common.o -o $(BINDIR)/kaleid-common.elf
$(TCC) $(COMMOBJS) $(LOBJDIR)/test-common.o -o $(BINDIR)/comm-test
//----------------------------------------------------------------------------#
// KERNEL MAKEFILE
KOBJDIR=$(OBJDIR)/$(KERNDIR)
KERNOBJS=KOBJ4(init/init, init/table, ke/panic, ke/terminal)
KERNOBJS=KOBJ6(init/init, init/table, ke/panic, io/term, io/cursor, io/vga)
kernel: common
COMPILE_KERNEL(init/init)
COMPILE_KERNEL(init/table)
COMPILE_KERNEL(ke/panic)
COMPILE_KERNEL(ke/terminal)
COMPILE_KERNEL(io/cursor)
COMPILE_KERNEL(io/term)
COMPILE_KERNEL(io/vga)
LINK_KERNEL(kaleid-kernel.elf)
//----------------------------------------------------------------------------#

BIN
build/bin/comm-test Executable file
View File

Binary file not shown.

0
build/obj/kaleid/test/.placeholder Normal file
View File

4
build/preproc.h
View File

@ -9,11 +9,13 @@
#ifdef _TO_ASM
# define _CSPREF -S
# define _OUTFIX S
# define _ASMTYPE -masm=intel
# define LINK_KERNEL(out)
#else
# define _CSPREF -c
# define _OUTFIX o
# define LINK_KERNEL(out) $(KCC) $(CLDSCR) $(COMMOBJS) $(KERNOBJS) -o $(BINDIR)/out
# define _ASMTYPE
# define LINK_KERNEL(out) $(KCC) -T ./build/kernel.ld $(CLDSCR) $(COMMOBJS) $(KERNOBJS) -o $(BINDIR)/out
#endif
#define COMPILE_CONVRT1(file) $(CCC) _CSPREF $(COMMDIR)/itoa.c -o $(COBJDIR)/file._OUTFIX

2
kaleid/crtlib/atoi.c
View File

@ -9,10 +9,8 @@
#include <kalbase.h>
//
// String to integer
// Do not change errno
//
#define _ATOI_IMPL(_Name, _Type, _Func) \
_Type _Name(const char *str) { \
__get_errno(old); \

18
kaleid/crtlib/itoa.c
View File

@ -9,9 +9,7 @@
#include <kalbase.h>
//
// Digits table for bases <=36 (unused)
//
#if 0
static const char digits[] =
"0123456789abcdefghijklmnopqrstuvwxyz";
@ -20,7 +18,6 @@ static const char digits[] =
//
// Integer to string in any base between 2 and 36 (included)
//
#if defined(_NEED_ITOA)
#define _IL_MIN INT_MIN
@ -55,14 +52,11 @@ char *ultoa(ulong i, char *str, int base)
char *orig = str;
#if defined(_NEED_ITOA) || defined(_NEED_LTOA)
//
// Deal with negatives
//
int neg = 0;
if (i < 0 && base == 10) {
//
// Handle INT_MIN and LONG_MIN...
//
if (__builtin_expect(i == _IL_MIN, 0)) {
strcpy(orig, _IL_MIN_STRING);
goto leave;
@ -75,27 +69,21 @@ char *ultoa(ulong i, char *str, int base)
}
#endif
//
// Only handle base 2 -> 36
//
if (base < 2 || base > 36) {
__set_errno(EINVAL);
*orig = '\0';
goto leave;
}
//
// Deal with zero separately
//
if (i == 0) {
*str++ = '0';
*str = '\0';
goto leave;
}
//
// Compute digits... in reverse order
//
while (i > 0) {
rem = i % base;
*str++ = (rem > 9)
@ -110,14 +98,10 @@ char *ultoa(ulong i, char *str, int base)
*str = '\0';
//
// Reverse the string
//
orig = strrev2(orig);
//
// End of conversion
//
leave:
return orig;
}

68
kaleid/crtlib/memory.c
View File

@ -20,17 +20,13 @@ void *memset(void *ptr, int val, size_t bytes)
{
uchar *uptr = (uchar *)ptr;
//
// Deal with bytes before start of the first aligned qword
//
while (((ulong)uptr % QWORD_ALIGN) > 0 && bytes--) {
while (((ulong)uptr % alignof(QWORD)) > 0 && bytes--) {
*uptr++ = (uchar)val;
}
//
// At this point we're qword-aligned
//
if (bytes > QWORD_SIZE) {
if (bytes > sizeof(QWORD)) {
const ulong uval = ((ulong)val << 56) | ((ulong)val << 48)
| ((ulong)val << 40) | ((ulong)val << 32)
| ((ulong)val << 24) | ((ulong)val << 16)
@ -38,20 +34,16 @@ void *memset(void *ptr, int val, size_t bytes)
ulong *uqptr = (ulong *)ptr;
//
// Moving fast, qword by qword
//
while (bytes > QWORD_SIZE) {
while (bytes > sizeof(QWORD)) {
bytes -= sizeof(QWORD);
*uqptr++ = uval;
bytes -= QWORD_SIZE;
}
uptr = (uchar *)(ulong)uqptr;
}
//
// Deal with the few remaining bytes
//
while (bytes--) *uptr++ = (uchar)val;
return ptr;
@ -64,18 +56,14 @@ void *memsetw(void *ptr, int val, size_t words)
{
ushort *uptr = (ushort *)ptr;
//
// Check whether we can we do this an aligned way
//
if unlikely (((ulong)uptr % WORD_ALIGN) > 0) {
//
// Check whether we can we do this a word-aligned way
if unlikely (((ulong)uptr % alignof(WORD)) > 0) {
// We can't, so we write word by word all the way up
//
while (words--) *uptr++ = (ushort)val;
return uptr;
}
while (((ulong)uptr % QWORD_ALIGN) > 0 && words--) {
while (((ulong)uptr % alignof(QWORD)) > 0 && words--) {
*uptr++ = (ushort)val;
}
@ -98,28 +86,22 @@ void *memsetw(void *ptr, int val, size_t words)
return ptr;
}
//
// Set "dwords"-many dwords starting from ptr to val
// XXX unimplemented
//
void *memsetd(void *ptr, int val, size_t dwords)
{
(void)val;
(void)dwords;
__set_errno(ENOSYS);
return ptr;
}
//
// Set "qwords"-many qwords starting from ptr to val
//
void *memsetq(void *ptr, long val, size_t qwords)
{
ulong *uptr = (ulong *)ptr;
//
// There's no need to check for alignment
//
while (qwords--) *uptr++ = (ulong)val;
return ptr;
@ -148,17 +130,13 @@ void *memcpy(void *restrict dst, const void *restrict src, size_t bytes)
if unlikely (bytes == 0) return dst;
//
// Can align both src and dst at once at once?
//
if unlikely ((ulong)src % WORD_ALIGN == 1
&& (ulong)dst % WORD_ALIGN == 1) {
if unlikely ((ulong)src % alignof(WORD) == 1
&& (ulong)dst % alignof(WORD) == 1) {
const uchar *ubsrc = (const uchar *)usrc;
uchar *ubdst = (uchar *)udst;
//
// Yes we can, we're guaranteed to be word-aligned now
//
// Yes we can, we're guaranteed to be word-aligned after that
*ubdst++ = *ubsrc++;
bytes--;
@ -169,34 +147,28 @@ void *memcpy(void *restrict dst, const void *restrict src, size_t bytes)
const ushort *uwsrc = (const ushort *)usrc;
ushort *uwdst = (ushort *)udst;
//
// Align either dst or src for qword access
//
while ((ulong)dst % QWORD_ALIGN > 0
&& (ulong)src % QWORD_ALIGN > 0
&& bytes > WORD_SIZE) {
while ((ulong)dst % alignof(QWORD) > 0
&& (ulong)src % alignof(QWORD) > 0
&& bytes > sizeof(WORD)) {
bytes -= sizeof(WORD);
*uwdst++ = *uwsrc++;
bytes -= WORD_SIZE;
}
udst = (ulong *)uwdst;
usrc = (ulong *)uwsrc;
//
// This should be most of the job
//
while (bytes > QWORD_SIZE) {
// Copy fast
while (bytes > sizeof(QWORD)) {
bytes -= sizeof(QWORD);
*udst++ = *usrc++;
bytes -= QWORD_SIZE;
}
const uchar *ubsrc = (const uchar *)usrc;
ushort *ubdst = (ushort *)udst;
//
// Deal with the few bytes left
//
while (bytes--) *ubdst ++ = *ubsrc++;
return dst;
@ -210,16 +182,12 @@ void *memmove(void *dst, const void *src, size_t bytes)
const uchar *usrc = src;
uchar *udst = dst;
//
// Can we use memcpy() safely?
//
if (udst < usrc) {
return memcpy(dst, src, bytes);
}
//
// No, so we go backwards
//
uchar *usrc_end = (uchar *)usrc + bytes - 1;
uchar *udst_end = udst + bytes - 1;
while (bytes--) *udst_end-- = *usrc_end--;

4
kaleid/crtlib/sprintf.c
View File

@ -52,14 +52,10 @@ int vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
{
int ret = 0;
//
// Go throught the format string
//
while (*fmt) {
if (*fmt != '%') {
//
// Even if we don't have any more room we still increase ret
//
if (ret++ < n) {
*str++ = *fmt++;
}

33
kaleid/crtlib/string.c
View File

@ -128,9 +128,7 @@ char *strstr(const char *haystack, const char *needle)
{
const size_t needle_size = strlen(needle);
//
// Moves haystack to first occurence of the needle's first byte
//
while ((haystack = strchr(haystack, *needle)) != NULL) {
if (strncmp(haystack, needle, needle_size) == 0) {
return (char *)haystack;
@ -150,15 +148,11 @@ char *strtok_r(char *restrict str, const char *restrict delim, char **restrict s
if (str == NULL) str = *saveptr;
//
// Skip initial segments composed only of delimiters
//
str += strspn(str, delim);
//
// If str is empty, store it in saveptr so that next call
// still finds an empty strings and returns NULL
//
if (*str == 0) {
*saveptr = str;
return NULL;
@ -191,6 +185,7 @@ char *strtok(char *restrict str, const char *restrict delim)
{
static char *saveptr = NULL;
// Avoid this function if possible
KalAssert(FALSE);
if (str) saveptr = str;
@ -232,19 +227,22 @@ char *strncpy(char *restrict dest, const char *restrict src, size_t n)
// Always null-terminates dest, but doesn't fill
// dest's contents past the null-terminator
//
// Returns the number of bytes written
// Returns the number of bytes NOT written, not counting null-terminators
//
size_t strnzcpy(char *restrict dest, const char *restrict src, size_t n)
{
size_t it;
size_t it, loss;
for (it = 0; it < n - 1 && src[it]; it++) {
dest[it] = src[it];
}
dest[it++] = 0;
dest[it] = 0;
return it;
// Compute how many bytes were not copied
for (loss = it; src[loss]; loss++);
return loss - it;
}
//
@ -277,13 +275,15 @@ char *strncat(char *restrict dest, const char *restrict src, size_t n)
}
//
// Appends a copy of at most n bytes of src at the end of dest
// Always null-terminates, and returne TRUE or FALSE depending on whether
// regular strcat() would have null-terminated this string, or not
// Appends at most n-1 bytes from src to dest
// Always null-terminates dest, but doesn't fill
// dest's contents past the null-terminator
//
// Returns the number of bytes NOT written, not counting null-terminators
//
size_t strnzcat(char *restrict dest, const char *restrict src, size_t n)
{
size_t it, off = 0;
size_t it, loss, off = 0;
while (dest[off]) off++;
@ -293,7 +293,10 @@ size_t strnzcat(char *restrict dest, const char *restrict src, size_t n)
dest[it+off] = 0;
return it+1;
// Compute how many bytes were not copied
for (loss = it; src[loss+off]; loss++);
return loss - it;
}
//

199
kaleid/extras/argv.c
View File

@ -10,14 +10,193 @@
#include <kalbase.h>
#include <extras/prog.h>
#include <extras/argv.h>
#if 0
error_t KalCmdLineToArgV(const char *cmdLine,
int argcMax,
int *argcPtr,
const char **argv);
#include <extras/malloc.h>
error_t KalArgVToCmdLine(const char *cmdLine,
size_t lengthMax,
int argc,
const char **argv);
#endif
//
// Computes argument count, the least N such
// that argv[N] == NULL
//
int KalComputeArgCount(const char **argv)
{
int argc = 0;
while (argv[argc]) argc++;
return argc;
}
//
// Computes the total size of argv, including
// the null-terminators
//
size_t KalComputeArgVecSize(const char *argv[])
{
size_t len;
for (len = 0; *argv; len += strlen(*argv) + 1, argv++);
return len;
}
//
// Converts command line to an argument vector
//
// This function assumes that argv[0] is a pointer
// to a ARG_MAX-wide buffer, which will be filled
// with strings in succession; the address of the nth
// string will be stored in argv[n-1]
//
// Technically ARG_MAX is the maximum number of bytes
// in both the buffer *and* argv, i.e. (argc + 1) * sizeof(char *)
// bytes are reserved for the argv[i] pointers, so in fact less than
// ARG_MAX bytes are available
//
// That available space, however, remains strictly higher than 4KB,
// which is the POSIX minimum; in case of doubt, safely use 4KB
//
// TODO long escape sequences
// get program command line if cmdLine == NULL
//
error_t KalCmdLineToArgVecEx(const char *cmdLine,
int *argcPtr,
char **argv,
bool doEscaping)
{
int argc;
char quotes = 0;
bool started = false;
bool escaping = false;
size_t written = 0;
error_t retcode = EOK;
KalAlwaysAssert(argv && *argv && cmdLine);
// An ARG_MAX-wide buffer
char *buffer = *argv;
// Null-terminate current argv slot
// and save the start of next string
// Macro'd to avoid copypasting code
#define NULLTERM_AND_SAVE \
*buffer = 0; \
argv[++argc] = buffer++ + 1; \
written += sizeof(char *) + 1; \
// Is character a blank character?
// To be replaced by ctype stuff once
// that's implemented
#define ISBLANK(c) ((c) == ' ' || (c) == '\t' || (c) == '\n')
// Both " and ' are valid quotes chars
// XXX aren't there more?
#define ISQUOTE(c) ((c) == '\'' || (c) == '"')
// Go through the command line
for (argc = 0; *cmdLine; cmdLine++) {
// Make sure we don't go beyond ARG_MAX bytes
if (written >= ARG_MAX - (1 + sizeof(char *))) {
// All we have left is one byte for the null-terminator of the current slot
// and sizeof(char *) bytes for the NULL at the end of argv
*buffer = 0;
// Did we write anything in this slot?
if (started) {
argc++;
}
// We're done, get out of here
retcode = ENOMEM;
break;
}
// Switch to next argv slot
if (ISBLANK(*cmdLine) && !quotes && !escaping) {
// Has slot even started?
if (started) {
started = false;
NULLTERM_AND_SAVE;
}
continue;
}
// Escaping next character
if (*cmdLine == '\\' && !escaping && doEscaping) {
escaping = true;
continue;
}
// Deal with escape sequences
if (escaping) {
if (*cmdLine == 'n') *buffer++ = '\n';
else if (*cmdLine == 'r') *buffer++ = '\r';
else if (*cmdLine == 't') *buffer++ = '\t';
else if (*cmdLine == 'f') *buffer++ = '\f';
else if (*cmdLine == 'v') *buffer++ = '\v';
written++;
started = true;
escaping = false;
continue;
}
// Deal with quotes
if (ISQUOTE(*cmdLine) && !escaping) {
// Quoted text always fills a whole slot
// Note that this is the only way an empty
// string can be put in a slot
if (!quotes && !started) {
quotes = *cmdLine;
started = true;
continue;
}
// End a quote block
if (quotes == *cmdLine && ISBLANK(cmdLine[1])) {
quotes = 0;
started = false;
NULLTERM_AND_SAVE;
continue;
}
// Quotes were either preceeded by unquoted non-blank text
// or couldn't close quoted text block because succeeded
// by text; we consider this " to be escaped and fall through
}
// Just a regular character, or it is being escaped
written++;
started = true;
escaping = false;
*buffer++ = *cmdLine;
}
// Ensures that argv[argc] == NULL
argv[++argc] = NULL;
// Update *argcPtr, but we don't mind if
// NULL was passed for argcPtr
if (argcPtr) {
*argcPtr = argc;
}
return retcode;
}
#undef ISQUOTE
#undef ISBLANK
#undef NULLTERM_AND_SAVE
error_t KalCmdLineToArgVec(const char *cmdLine,
int *argcPtr,
char **argv)
{
return KalCmdLineToArgVecEx(cmdLine, argcPtr, argv, false);
}

2
kaleid/extras/prog.c
View File

@ -13,7 +13,7 @@
#ifdef _KALEID_KERNEL
const char *__progname = "kaleid-kernel";
const char *__progvers = "alpha-0.0.1";
const char *__progvers = "pre-pre-alpha-0.0.1";
#else

12
kaleid/include/base/assert.h
View File

@ -10,8 +10,6 @@
#ifndef _KALBASE_ASSERT_H
#define _KALBASE_ASSERT_H
//------------------------------------------//
// Macros //
//------------------------------------------//
#ifndef noreturn
@ -42,14 +40,10 @@ static_assert(sizeof(void *) == 8, _SA_MSG);
// Assert core //
//------------------------------------------//
//
// Failed assert handler
//
noreturn void __assert_handler(const char *, const char *, int, const char *);
//
// Unconditional assert
//
#define KalAlwaysAssert(x) \
do { \
if unlikely (!(x)) \
@ -69,12 +63,10 @@ noreturn void __assert_handler(const char *, const char *, int, const char *);
#ifndef _OSK_SOURCE
//
// When not building for OS/K, use the system's assert
//
#include <assert.h>
#undef KalAwaysAssert
#undef KalAlwaysAssert
#define KalAlwaysAssert assert
#endif
@ -110,8 +102,6 @@ noreturn void __assert_handler(const char *, const char *, int, const char *);
#define KalAssertEx(x,m) KalAssert(x && m)
#define KalAlwaysAssertEx(x,m) KalAlwaysAssert(x && m)
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

16
kaleid/include/base/bdefs.h
View File

@ -10,8 +10,6 @@
#ifndef _KALBASE_BDEFS_H
#define _KALDEFS_BDEFS_H
//------------------------------------------//
// Actual constants //
//------------------------------------------//
#ifndef TRUE
@ -30,8 +28,6 @@
#define INITOK ((unsigned int)0xCAFEBABE)
#endif
//------------------------------------------//
// Keywords //
//------------------------------------------//
#ifndef __alignof_is_defined
@ -57,8 +53,6 @@
# endif
#endif
//------------------------------------------//
// Attributes and macros //
//------------------------------------------//
#ifndef _PACKED
@ -85,16 +79,6 @@
#define _XSTR(x) _STR(x)
#endif
//------------------------------------------//
// API specific macros //
//------------------------------------------//
#ifndef KALAPI
# define KALAPI
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

28
kaleid/include/base/crtlib.h
View File

@ -10,8 +10,6 @@
#ifndef _KALBASE_CRTLIB_H
#define _KALBASE_CRTLIB_H
//------------------------------------------//
// Typedefs //
//------------------------------------------//
#ifndef __error_t_defined
@ -39,8 +37,6 @@ typedef struct { int quot, rem; } div_t;
typedef struct { long quot, rem; } ldiv_t;
#endif
//------------------------------------------//
// Global variables //
//------------------------------------------//
#ifndef _KALEID_KERNEL
@ -62,16 +58,12 @@ extern error_t __errno;
#endif
//------------------------------------------//
// Macros //
//------------------------------------------//
#ifndef _NO_MASK
#define _NO_MASK
#endif
//------------------------------------------//
// va_list utilities //
//------------------------------------------//
#ifndef va_start
@ -90,8 +82,6 @@ extern error_t __errno;
#define va_end __builtin_va_end
#endif
//------------------------------------------//
// Memory management utilities //
//------------------------------------------//
#ifndef memsetb
@ -107,10 +97,12 @@ void *memsetw(void *, int, size_t);
void *memsetd(void *, int, size_t);
void *memsetq(void *, long, size_t);
/*
void *memchr(const void *, int, size_t);
void *memchrw(const void *, int, size_t);
void *memchrd(const void *, int, size_t);
void *memchrq(const void *, long, size_t);
*/
void *memrchr(const void *, int, size_t);
@ -120,8 +112,6 @@ void *memmove(void *, const void *, size_t);
void *memzero(void *, size_t);
int memcmp(const void *, const void *, size_t);
//------------------------------------------//
// String manipulation utilities //
//------------------------------------------//
size_t strlen(const char *);
@ -157,8 +147,6 @@ int snprintf(char *, size_t, const char *, ...);
int vsprintf(char *, const char *, va_list);
int vsnprintf(char *, size_t, const char *, va_list);
//------------------------------------------//
// Type conversion utilities //
//------------------------------------------//
char *itoa(int, char *, int);
@ -174,26 +162,16 @@ unsigned long atoul(const char *);
long strtol (const char *restrict, char **restrict, int);
unsigned long strtoul(const char *restrict, char **restrict, int);
//------------------------------------------//
// RNG utilities //
//------------------------------------------//
int rand(void);
void srand(unsigned int);
//------------------------------------------//
// Time utilities //
//------------------------------------------//
//------------------------------------------//
// Diverse utilities //
//------------------------------------------//
char *strerror(int);
char *strsignal(int);
//------------------------------------------//
// Arithmetical macros //
//------------------------------------------//
#ifndef __abs
@ -234,8 +212,6 @@ static inline ldiv_t ldiv(long __x, long __y)
}
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

10
kaleid/include/base/errno.h
View File

@ -10,8 +10,6 @@
#ifndef _KALBASE_ERRNO_H
#define _KALBASE_ERRNO_H
//------------------------------------------//
// "errno" values //
//------------------------------------------//
// Everything went fine
@ -44,6 +42,12 @@
// Bad file number
#define EBADF 9
// Try again
#define EAGAIN 11
// Out of memory
#define ENOMEM 12
// Invalid argument
#define EINVAL 22
@ -56,8 +60,6 @@
// System is panicking
#define EPANIC 600
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

113
kaleid/include/base/limits.h
View File

@ -10,95 +10,58 @@
#ifndef _KALBASE_LIMITS_H
#define _KALBASE_LIMITS_H
//------------------------------------------//
// Data sizes blocks //
//------------------------------------------//
#ifndef DATA_SIZE_BLOCK
#define DATA_SIZE_BLOCK
# define BYTE_SIZE sizeof(char)
# define WORD_SIZE sizeof(short)
# define DWORD_SIZE sizeof(int)
# define QWORD_SIZE sizeof(long)
#endif
#define BYTE unsigned char
#define WORD unsigned short
#define DWORD unsigned int
#define QWORD unsigned long
#ifndef DATA_ALIGN_BLOCK
#define DATA_ALIGN_BLOCK
# define BYTE_ALIGN alignof(char)
# define WORD_ALIGN alignof(short)
# define DWORD_ALIGN alignof(int)
# define QWORD_ALIGN alignof(long)
#endif
#define CHAR_BIT 8
#define BITS_IN(T) (sizeof(T) * CHAR_BIT)
#ifndef DATA_BITS_BLOCK
#define DATA_BITS_BLOCK
# define BYTE_BIT 8
# define CHAR_BIT (BYTE_SIZE * BYTE_BIT)
# define WORD_BIT (WORD_SIZE * BYTE_BIT)
# define DWORD_BIT (DWORD_SIZE * BYTE_BIT)
# define QWORD_BIT (QWORD_SIZE * BYTE_BIT)
# define SHORT_BIT WORD_BIT
# define INT_BIT DWORD_BIT
# define LONG_BIT QWORD_BIT
#endif
#ifndef DATA_SHIFTS_BLOCK
#define DATA_SHIFTS_BLOCK
# define BYTES_TO_WORDS(B) ((B) >> 1)
# define BYTES_TO_DWORDS(B) ((B) >> 2)
# define BYTES_TO_QWORDS(B) ((B) >> 3)
# define WORDS_TO_BYTES(W) ((W) << 1)
# define WORDS_TO_DWORDS(W) ((W) >> 1)
# define WORDS_TO_QWORDS(W) ((W) >> 2)
# define DWORDS_TO_BYTES(D) ((D) << 2)
# define DWORDS_TO_WORDS(D) ((D) << 1)
# define DWORDS_TO_QWORDS(D) ((D) >> 1)
# define QWORDS_TO_BYTES(Q) ((Q) << 3)
# define QWORDS_TO_WORDS(Q) ((Q) << 2)
# define QWORDS_TO_DWORDS(Q) ((Q) << 1)
#endif
/* XXX find a generic way */
#define BYTES_TO_WORDS(B) ((B) >> 1)
#define BYTES_TO_DWORDS(B) ((B) >> 2)
#define BYTES_TO_QWORDS(B) ((B) >> 3)
#define WORDS_TO_BYTES(W) ((W) << 1)
#define WORDS_TO_DWORDS(W) ((W) >> 1)
#define WORDS_TO_QWORDS(W) ((W) >> 2)
#define DWORDS_TO_BYTES(D) ((D) << 2)
#define DWORDS_TO_WORDS(D) ((D) << 1)
#define DWORDS_TO_QWORDS(D) ((D) >> 1)
#define QWORDS_TO_BYTES(Q) ((Q) << 3)
#define QWORDS_TO_WORDS(Q) ((Q) << 2)
#define QWORDS_TO_DWORDS(Q) ((Q) << 1)
//------------------------------------------//
// Numeric data limits //
//------------------------------------------//
#ifndef DATA_MAX_LIMITS_BLOCK
#define DATA_MAX_LIMITS_BLOCK
# define SCHAR_MAX ((signed char) 0x7F)
# define SHRT_MAX ((short) 0x7FFF)
# define INT_MAX ((int) 0x7FFFFFFF)
# define LONG_MAX ((long) 0x7FFFFFFFFFFFFFFF)
# define UCHAR_MAX ((unsigned char) 0xFF
# define USHRT_MAX ((unsigned short) 0xFFFF)
# define UINT_MAX ((unsigned int) 0xFFFFFFFF)
# define ULONG_MAX ((unsigned long) 0xFFFFFFFFFFFFFFFF)
#endif
/* U/L suffixes on hex numbers look odd */
#define SCHAR_MAX ((signed char) 0x7F)
#define SHRT_MAX ((short) 0x7FFF)
#define INT_MAX ((int) 0x7FFFFFFF)
#define LONG_MAX ((long) 0x7FFFFFFFFFFFFFFFL)
#define UCHAR_MAX ((unsigned char) 0xFFU)
#define USHRT_MAX ((unsigned short) 0xFFFFU)
#define UINT_MAX ((unsigned int) 0xFFFFFFFFU)
#define ULONG_MAX ((unsigned long) 0xFFFFFFFFFFFFFFFFUL)
#ifndef DATA_MIN_LIMITS_BLOCK
#define DATA_MIN_LIMITS_BLOCK
# define SCHAR_MIN ((signed char) -SCHAR_MAX - 1)
# define SHRT_MIN ((short) -SHRT_MAX - 1)
# define INT_MIN ((int) -INT_MAX - 1)
# define LONG_MIN ((long) -LONG_MAX - 1L)
#endif
#define SCHAR_MIN ((signed char) -SCHAR_MAX - 1)
#define SHRT_MIN ((short) -SHRT_MAX - 1)
#define INT_MIN ((int) -INT_MAX - 1)
#define LONG_MIN ((long) -LONG_MAX - 1L)
#ifndef DATA_CHAR_LIMITS_BLOCK
#define DATA_CHAR_LIMITS_BLOCK
# ifdef __CHAR_UNSIGNED__
#ifdef __CHAR_UNSIGNED__
# define CHAR_MIN ((char)0)
# define CHAR_MAX ((char)UCHAR_MAX)
# else
#else
# define CHAR_MIN ((char)SCHAR_MIN)
# define CHAR_MAX ((char)SCHAR_MAX)
# endif
#endif
#ifndef DATA_SPTYPES_LIMITS_BLOCK
#define DATA_SPTYPES_LIMITS_BLOCK
# define SSIZE_T_MIN LONG_MIN
# define SSIZE_T_MAX LONG_MAX
# define SIZE_T_MAX ULONG_MAX
#endif
#define SSIZE_T_MIN LONG_MIN
#define SSIZE_T_MAX LONG_MAX
#define SIZE_T_MAX ULONG_MAX
#ifdef NEED_MORE_USELESS_DATA
# define UCHAR_MIN ((unsigned char)0)
@ -110,8 +73,6 @@
# endif
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

17
kaleid/include/base/masks.h
View File

@ -38,26 +38,40 @@
//------------------------------------------//
#undef strspn
#undef strcspn
#define strlen _osk_strlen
#define strspn _osk_strspn
#define strcspn _osk_strcspn
#undef strcmp
#undef strncmp
#define strcmp _osk_strcmp
#define strncmp _osk_strncmp
#undef strchr
#undef strrchr
#define strchr _osk_strchr
#define strrchr _osk_strrchr
#undef strstr
#undef strpbrk
#define strstr _osk_strstr
#define strpbrk _osk_strpbrk
#undef strtok
#undef strtok_r
#define strtok _osk_strtok
#define strtok_r _osk_strtok_r
#undef strcpy
#undef strncpy
#define strcpy _osk_strcpy
#define strncpy _osk_strncpy
#define strnzcpy _osk_strnzcpy
#undef strcat
#undef strncat
#define strcat _osk_strcat
#define strncat _osk_strncat
#define strnzcat _osk_strnzcat
@ -72,7 +86,6 @@
//------------------------------------------//
#define itoa _osk_itoa
#define ltoa _osk_ltoa
#define utoa _osk_utoa
@ -112,8 +125,6 @@
#define strerror _osk_strerror
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

12
kaleid/include/base/types.h
View File

@ -10,8 +10,6 @@
#ifndef _KALBASE_TYPES_H
#define _KALBASE_TYPES_H
//------------------------------------------//
// Basic integer types aliases //
//------------------------------------------//
#ifndef __base_types_aliases
@ -26,8 +24,6 @@ typedef unsigned long long ullong;
typedef long double ldouble;
#endif
//------------------------------------------//
// Miscellaneous types //
//------------------------------------------//
#ifndef __size_t_defined
@ -50,8 +46,6 @@ typedef signed int wchar_t;
typedef unsigned long off_t;
#endif
//------------------------------------------//
// Standard fixed-width integer types //
//------------------------------------------//
#ifndef __ptrdiff_t_defined
@ -79,8 +73,6 @@ typedef signed long intmax_t;
typedef unsigned long uintmax_t;
#endif
//------------------------------------------//
// Special types //
//------------------------------------------//
#ifndef __va_list_defined
@ -99,8 +91,6 @@ typedef struct { long quot, rem; } ldiv_t;
#endif
//------------------------------------------//
// Kaleid-specific types //
//------------------------------------------//
#ifndef __error_t_defined
@ -113,8 +103,6 @@ typedef int error_t;
typedef ushort port_t;
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

294
kaleid/include/extras/argv.h
View File

@ -11,116 +11,272 @@
#include <kalbase.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifdef _KALEID_KERNEL
#define FILE FILE
typedef void* FILE;
#else
#include <stdio.h>
#endif
#ifndef _KALEXTRAS_ARGV_H
#define _KALEXTRAS_ARGV_H
//------------------------------------------//
// Types //
//
// Maximal total size of argv, including the pointers,
// the pointed-to strings and their null-terminators
// This is a 32-bit integer
//
#define ARG_MAX (1 << 16) // 16 KB
//------------------------------------------//
//
// Option types
// Flags for options
//
typedef enum {
//
// A flag option, without any more parameters
//
CMDOPT_FLAG,
//
// An option that expects a parameter
//
CMDOPT_PARAM,
// The option parameter is optional
KALOPT_OPTIONAL = (1 << 0),
} CmdOptType_t;
// Do not show option in any help message
KALOPT_HIDDEN = (1 << 1),
// This option is an alias for the previous one
KALOPT_ALIAS = (1 << 2),
// This isn't an option but a docstring
KALOPT_DOCSTR = (1 << 3),
// Only show in long help messages
KALOPT_LONGDOC = (1 << 4),
} CmdOptionFlag_t;
//
// Flags for KalParse(CmdLine|ArgV)
//
typedef enum {
// Don't exit on errors=
KALOPT_NO_EXIT = (1 << 0),
// Don't react to --help
KALOPT_NO_HELP = (1 << 1),
// Don't react to --version
KALOPT_NO_VERSION = (1 << 2),
// Alias -h for --help and -V for --version
KALOPT_ALIASES = (1 << 3),
// Don't print any error message
// Implies KALOPT_NO_EXIT
KALOPT_NO_ERRORS = (1 << 4) | KALOPT_NO_EXIT,
// Use KalGetProgName() instead of argv[0]
// as program name
KALOPT_USE_ARGV0 = (1 << 5),
// Call argument parser for non-options
// Non-options arguments will be indicated by
// a key of 0, the argument passed as a parameter
KALOPT_PARSE_ALL = (1 << 6),
// Call argument parser with options and non-options in the
// order they were found, instead of parsing options first
KALOPT_IN_ORDER = (1 << 7) | KALOPT_PARSE_ALL,
// Stay silent all along
KALOPT_SILENT = KALOPT_NO_EXIT | KALOPT_NO_ERRORS
| KALOPT_NO_HELP | KALOPT_NO_VERSION,
} CmdParserFlags_t;
//
// Return values for the command parser
// These flags can be combined and are applied in order
//
// "Continue" and "Break" actions do not prevent
// later actions from applying
//
typedef enum {
// Continue parsing new options
KALOPT_CONTINUE = 0,
// Stop parsing further options
KALOPT_BREAK = (1 << 0),
// Show help/version message (by default, continue parsing)
KALOPT_SHOWHELP = (1 << 1),
KALOPT_SHOWVERS = (1 << 2),
} CmdParserReturn_t;
//------------------------------------------//
//
// An option for a command, e.g. "-o file" in "cc -o file"
//
typedef struct {
//
// The option's name, e.g. "help" for "--help"
// May be 0, but only if letter is not zero
//
const char *longName;
//
// The option's letter, e.g. 'h' for '-h'
//
int letter;
//
// Address of the variable to put the parameter into
const char *param;
// Option flags, see above
CmdOptionFlag_t flags;
// The option's help text
// If this is 0, this option is hidden
const char *helpText;
// The option's group, for sorting during --help
// Must be positive and < 256, or option won't shop up
// during help texts
//
int group;
//
// The option's type, see above
//
CmdOptType_t type;
//
// Address of the variable to put the parameter into
// Should be an int point for flag arguments, string
// pointer for parameter arguments
//
void *param;
//
// The option's help text
// If this is 0, this option is hidden
//
const char *helpText;
} CmdOption_t;
//------------------------------------------//
// Functions //
//------------------------------------------//
//
// Program help/documentation strings; any can be 0
//
// Help messages are printed in this format:
// (letting "this" be a CmdDocStrings_t* variable)
//
// Usage: (this->usage)
// (this->header)
//
// (this->groups[0])
// -o, --option-name option description
// ...
// ...
//
// (this->bottom)
//
// XXX progname/version
//
typedef struct {
int KalComputeArgC(const char *argv[]);
const char *usage;
const char *header;
const char *bottom;
size_t KalComputeArgVSize(const char *argv[]);
// Groups documentation
// groups[n] should be either 0 or contain the
// description of the option group n
const char **groups;
error_t KalCmdLineToArgV(const char *cmdLine,
int *argcPtr,
const char *argv[]);
error_t KalArgVToCmdLine(const char *cmdLine,
size_t lengthMax,
int argc,
const char *argv[]);
error_t KalParseCmdLine(const char *cmdLine,
CmdOption_t *options);
error_t KalParseArgV(int argc,
const char *argv[],
CmdOption_t *options);
} CmdDocStrings_t;
//
// The "Ex" variants reacts to "--help" and "--version" by themselves
// The state variable passed to the parser containing useful infos
//
typedef struct {
error_t KalParseCmdLineEx(const char *cmdLine,
CmdOption_t *options,
const char *progDesc,
const char *groupDescs[]);
// Option we're currently parsing
const CmdOption_t *option;
error_t KalParseArgVEx(int argc,
const char *argv[],
CmdOption_t *options,
const char *progDesc,
const char *groupDescs[]);
// Index (in argv) of the option we're parsing
int argvIndex;
// Flags passed to KalParse(CmdLine|ArgV)
CmdParserFlags_t flags;
// Has help/version messages been displayed already?
bool shownHelp;
bool shownVersion;
// Standard output streams
FILE *outStream;
FILE *errStream;
// Private, internal data; do not touch
void *priv;
} CmdParserState_t;
//
// The argument parser function
//
typedef CmdParserReturn_t (*CmdParser_t)(int key,
const char *param,
CmdParserState_t *state);
//------------------------------------------//
// End of header //
//
// Misc. simple functions
//
int KalComputeArgCount(const char **argv);
size_t KalComputeArgVecSize(const char **argv);
//
// Command line to argument vector utility
//
error_t KalCmdLineToArgVecEx(const char *cmdLine,
int *argcPtr,
char **argv,
bool doEscaping);
//
// KalCmdLineToArgVecEx but doEscaping = false
//
error_t KalCmdLineToArgVec(const char *cmdLine,
int *argcPtr,
char **argv);
/*
//
// Argument vector to command line utility
//
error_t KalArgVecToCmdLineEx(char *cmdLine,
size_t lengthMax,
int argc,
const char **argv,
bool doUnEscaping);
//
// KalArgVecToCmdLineEx but doUnEscapign = false
//
error_t KalArgVecToCmdLine(char *cmdLine,
size_t lengthMax,
int argc,
const char **argv);
//
// Command line parser; only takes an argument vector
// The argv argument *will* be modified and all parsed
// options and arguments will be removed, except argv[0]
// which is guanranteed to be left
//
error_t KalParseArgVecEx(int argc,
char **argv,
const CmdOption_t *options,
const CmdDocStrings_t *docStrings,
CmdParserFlags_t *flags,
CmdParser_t *parser,
FILE *outStream,
FILE *errStream);
//
// KalParseArgVecEx(argc, argv, options, docString, stdin, stdout, parser, NULL)
//
error_t KalParseArgVec(int argc,
char **argv,
const CmdOption_t *options,
const CmdDocStrings_t *docStrings,
CmdParserFlags_t *flags,
CmdParser_t *parser);
*/
//------------------------------------------//
#endif

25
kaleid/include/extras/list.h
View File

@ -15,26 +15,13 @@
#include <kalbase.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALEXTRAS_MALLOC_H
#include <extras/malloc.h>
#endif
#ifndef _KALEXTRAS_LIST_H
#define _KALEXTRAS_LIST_H
//
// XXX ¯\_(ツ)_/¯
//
#ifndef _STDLIB_H
void *malloc(long);
void free(void *);
#endif
#define AllocMemory malloc
#define FreeMemory free
//------------------------------------------//
// Data structures //
//------------------------------------------//
typedef struct sListHead_t {
@ -51,8 +38,6 @@ typedef struct sListNode_t {
struct sListNode_t *next;
} ListNode_t;
//------------------------------------------//
// Functions //
//------------------------------------------//
//
@ -74,7 +59,7 @@ static inline ListHead_t
}
//
// Create a liste head
// Create a list head
//
static inline ListHead_t
*CreateListHead(void)
@ -265,8 +250,6 @@ DestroyListHead(ListHead_t *head)
//
#define GetNodeData(node, type) ((type)(node)->data)
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

25
kaleid/include/extras/locks.h
View File

@ -17,48 +17,35 @@
#endif
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALEXTRAS_LOCKS_H
#define _KALEXTRAS_LOCKS_H
//------------------------------------------//
// Types //
//------------------------------------------//
typedef enum eLockType_t {
//
// Mutex-type lock
//
// WARNING
// AquireLock() panics when used on a mutex while not running a process
//
KLOCK_MUTEX,
//
// Spinlock-type lock
//
KLOCK_SPINLOCK,
} LockType_t;
//
// "volatile" may not be actually needed
//
typedef struct sLock_t {
unsigned int initDone; // initialized?
int locked; // is locked?
LockType_t type; // lock type?
volatile int locked; // is locked?
#ifdef _KALEID_KERNEL
Thread_t *ownerThread; // unused
Thread_t *waitingThread; // unused
#endif
} volatile Lock_t;
} Lock_t;
//------------------------------------------//
// Functions //
//------------------------------------------//
//
@ -124,9 +111,9 @@ void AquireLock(Lock_t *lock)
#else
if likely (lock->type == KLOCK_SPINLOCK) continue;
#ifdef _OSK_SOURCE
else KalYieldCPU();
else (void)KalYieldCPU();
#else
else sched_yield();
else (void)sched_yield();
#endif
#endif
}
@ -163,8 +150,6 @@ bool AttemptLock(Lock_t *lock)
return retval;
}
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

33
kaleid/include/extras/malloc.h Normal file
View File

@ -0,0 +1,33 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Authors: spectral` //
// NeoX //
// //
// Desc: Memory allocation utilities //
//----------------------------------------------------------------------------//
#ifndef _KALBASE_H
#include <kalbase.h>
#endif
#ifndef _KALEXTRAS_MALLOC_H
#define _KALEXTRAS_MALLOC_H
//------------------------------------------//
//
// ¯\_(ツ)_/¯
//
#ifndef _STDLIB_H
void *malloc(unsigned long);
void free(void *);
#endif
#define AllocMemory malloc
#define FreeMemory free
//------------------------------------------//
#endif

10
kaleid/include/extras/prog.h
View File

@ -11,22 +11,14 @@
#include <kalbase.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALEXTRAS_PROG_H
#define _KALEXTRAS_PROG_H
//------------------------------------------//
// Constants //
//------------------------------------------//
extern const char *__progname;
extern const char *__progvers;
//------------------------------------------//
// Functions //
//------------------------------------------//
const char *KalGetProgName(void);
@ -35,8 +27,6 @@ const char *KalGetProgVersion(void);
bool KalSetProgVers(const char *);
bool KalSetProgName(const char *);
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

10
kaleid/include/kalbase.h
View File

@ -14,10 +14,10 @@
// Building for OS/K //
//------------------------------------------//
#if !defined(_OSK_SOURCE)
# if defined(_KALEID_KERNEL) || defined(_KALEID_SYSTEM)
# define _OSK_SOURCE 1
# endif
#ifndef _OSK_SOURCE
#if defined(_KALEID_KERNEL) || defined(_KALEID_SYSTEM)
#define _OSK_SOURCE 1
#endif
#endif
#if !defined(_OSK_SOURCE) && !defined(_KALEID_UNMASKED)
@ -54,8 +54,6 @@
#include <base/crtlib.h>
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

3
kaleid/include/kaleid.h
View File

@ -27,8 +27,7 @@
#include <kalkern.h>
#endif
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

4
kaleid/include/kalext.h
View File

@ -11,8 +11,6 @@
#include <kalbase.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALEXT_H
@ -40,8 +38,6 @@
#endif
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

4
kaleid/include/kalkern.h
View File

@ -15,8 +15,6 @@
#include <kalext.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALKERN_H
@ -41,8 +39,6 @@
#endif
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

127
kaleid/include/kernel/base.h
View File

@ -11,18 +11,14 @@
#include <kalbase.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALKERN_BASE_H
#define _KALKERN_BASE_H
//------------------------------------------//
// Elementary types //
//------------------------------------------//
typedef struct sLock_t volatile Lock_t;
typedef struct sLock_t Lock_t;
typedef struct sThread_t Thread_t;
typedef struct sProcess_t Process_t;
typedef struct sTerminal_t Terminal_t;
@ -30,23 +26,23 @@ typedef struct sListHead_t ListHead_t;
typedef struct sListNode_t ListNode_t;
//------------------------------------------//
// Values for __kstate //
//------------------------------------------//
/* XXX */
//
// Current state of the kernel
//
typedef enum {
// the kernel is booting
// The kernel is booting
KSTATE_INIT,
// the kernel is not running a process
// The kernel is not running a process
KSTATE_KERNEL,
// a process is running in kernel mode
// A process is running in kernel mode
KSTATE_PROCESS,
// the kernel is panicking
// The kernel is panicking
KSTATE_PANIC,
} KernelState_t;
@ -88,48 +84,50 @@ typedef enum {
_Tp __ ## _X [NCPUS] = { (_Tp) 0 }
//------------------------------------------//
// Global constants //
//------------------------------------------//
// XXX
DECLARE_PER_CPU(PanicStr, const char *);
DECLARE_PER_CPU(PanicStr, const char *);
DECLARE_PER_CPU(KernState, KernelState_t);
DECLARE_PER_CPU(KernState, KernelState_t);
DECLARE_PER_CPU(_StdOut, Terminal_t *);
DECLARE_PER_CPU(_StdDbg, Terminal_t *);
DECLARE_PER_CPU(_StdOut, Terminal_t *);
DECLARE_PER_CPU(_StdDbg, Terminal_t *);
DECLARE_PER_CPU(CurProc, Process_t *);
DECLARE_PER_CPU(CurThread, Thread_t *);
DECLARE_PER_CPU(CurProc, Process_t *);
DECLARE_PER_CPU(CurThread, Thread_t *);
DECLARE_PER_CPU(ReSchedFlag, bool);
DECLARE_PER_CPU(PreemptCount, ulong);
//------------------------------------------//
// Macros for manipulating said //
// global constants //
//------------------------------------------//
#define SetKernState(x) \
do { \
_SetKernState(x); \
} while (0)
#define SetKernState(x) _SetKernState(x);
#define GetStdOut() (GetCurProc() == NULL ? Get_StdOut() : NULL)
#define SetStdOut(tm) \
do { \
if (GetCurProc() == NULL) \
_Set_StdOut(tm); \
} while (0);
#define GetStdDbg() (GetCurProc() == NULL ? Get_StdDbg() : NULL)
#define SetStdDbg(tm) \
do { \
if (GetCurProc() == NULL) \
_Set_StdDbg(tm); \
} while (0)
//
// StdOut/StdDbg manipulation
//
#define GetStdOut() (GetCurProc() == NULL ? Get_StdOut() : GetCurProc()->stdOut)
#define GetStdDbg() (GetCurProc() == NULL ? Get_StdDbg() : GetCurProc()->stdDbg)
#define SetStdOut(tm) do { if (GetCurProc() == NULL) _Set_StdOut(tm); \
else GetCurProc()->stdOut = (tm); } while (0)
#define SetStdDbg(tm) do { if (GetCurProc() == NULL) _Set_StdDbg(tm); \
else GetCurProc()->stdDbg = (tm); } while (0)
//
// Re-scheduling and preemption
// XXX XXX XXX atomic operations
//
#define SetReSchedFlag(x) _SetReSchedFlag(x)
#define DisablePreemption() _SetPreemptCount(GetPreemptCount()+1)
#define EnablePreemption() do { KalAssert(GetPreemptCount() > 0); \
_SetPreemptCount(GetPreemptCount()-1); } while(0)
//------------------------------------------//
// Other Macros //
//------------------------------------------//
//
// Value of the preemption count indicating that preemption is activated
//
#define PREEMPT_ON 0
//
// Size of a tabulation in spaces
@ -159,7 +157,44 @@ DECLARE_PER_CPU(CurThread, Thread_t *);
#define HaltCPU() do { asm volatile ("hlt"); } while (1)
//------------------------------------------//
// Some base functions //
//
// A process
//
typedef struct sProcess_t {
// Identifier
int pid;
// Current priority class
int prioClass;
// Default priority class (without boosts)
int defPrioClass;
// Current priority level
int prioLevel;
// Default priority level
int defPrioLevel;
// Current state
int procState;
// Remaining time running
ulong timeSlice;
// Default time-slice
ulong defTimeSlice;
// Scheduler internals
ListNode_t *schedNode;
// Standard output/debug
Terminal_t *stdOut, *stdDbg;
} Process_t;
//------------------------------------------//
noreturn void StartPanic(const char *);
@ -169,10 +204,13 @@ noreturn void CrashSystem(void);
// Useful I/O inlines //
//------------------------------------------//
static inline
void WriteByteOnPort(port_t port, port_t val)
{
asm volatile ("out %0, %1" : : "dN" (port), "a" (val));
KalAssert(FALSE && ENOSYS);
(void)port;
(void)val;
}
static inline
@ -191,9 +229,6 @@ ushort ReadWordFromPort(port_t port)
return 0;
}
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

54
kaleid/include/kernel/sched.h
View File

@ -11,37 +11,25 @@
#include <kernel/base.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALKERN_SCHED_H
#define _KALKERN_SCHED_H
//------------------------------------------//
// Preprocessor //
//------------------------------------------//
//
// Debug stuff
//
#define printdbg printf
//
// States for a process
//
#define STATE_RUNNING 0
#define STATE_RUNNABLE 1
#define STATE_BLOCKED 2
//
// Time in ticks a process should be run
//
#define DEF_PROC_TSLICE 5 // 20 ticks
#define TCR_PROC_TSLICE 20000 // 20000 ticks (time critical)
//------------------------------------------//
// List heads //
//------------------------------------------//
DECLARE_PER_CPU(IdlePrioProcs, ListHead_t *);
@ -51,46 +39,6 @@ DECLARE_PER_CPU(TimeCritProcs, ListHead_t *);
extern const char *PrioClassesNames[];
//------------------------------------------//
// Data types //
//------------------------------------------//
//
// A process
//
typedef struct sProcess_t {
// Identifier
int pid;
// Current priority class
int prioClass;
// Default priority class (without boosts)
int defPrioClass;
// Current priority level
int prioLevel;
// Default priority level
int defPrioLevel;
// Current state
int procState;
// Remaining time running
ulong timeSlice;
// Default time-slice
ulong defTimeSlice;
// Scheduler internals
ListNode_t *schedNode;
} Process_t;
//------------------------------------------//
// Functions //
//------------------------------------------//
void SchedInit(void);
@ -99,8 +47,6 @@ void SchedFini(void);
void SchedThisProc(Process_t *);
void SchedOnTick(void);
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

10
kaleid/include/kernel/terminal.h
View File

@ -11,15 +11,11 @@
#include <kernel/base.h>
#endif
//------------------------------------------//
// Start of header //
//------------------------------------------//
#ifndef _KALKERN_TERMINAL_H
#define _KALKERN_TERMINAL_H
//------------------------------------------//
// Types //
//------------------------------------------//
//
@ -64,8 +60,6 @@ typedef struct sTerminal_t {
} Terminal_t;
//------------------------------------------//
// Functions //
//------------------------------------------//
void InitTerms(void);
@ -74,8 +68,6 @@ error_t PutOnTerm(Terminal_t *, char);
error_t PrintOnTerm(Terminal_t *, const char *);
error_t ChTermColor(Terminal_t *, TermColor_t, TermColor_t);
//------------------------------------------//
// Macros //
//------------------------------------------//
#ifndef _NO_DEBUG
@ -84,8 +76,6 @@ error_t ChTermColor(Terminal_t *, TermColor_t, TermColor_t);
# define DebugLog(...)
#endif
//------------------------------------------//
// End of header //
//------------------------------------------//
#endif

2
kaleid/kernel/init/table.c
View File

@ -19,3 +19,5 @@ CREATE_PER_CPU(_StdDbg, Terminal_t *);
CREATE_PER_CPU(CurProc, Process_t *);
CREATE_PER_CPU(CurThread, Thread_t *);
CREATE_PER_CPU(ReSchedFlag, bool);

0
kaleid/kernel/io/cursor.c Normal file
View File

105
kaleid/kernel/io/term.c Normal file
View File

@ -0,0 +1,105 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Authors: spectral` //
// NeoX //
// //
// Desc: Early terminal functions //
//----------------------------------------------------------------------------//
#include <kaleid.h>
extern void VGA_Init(void);
extern Terminal_t VGA_Terminal;
//
// Initialize standard output
//
void InitTerms(void)
{
KalAssert(!GetStdOut() && !GetStdDbg());
VGA_Init();
// vgaTerm.initDone = INITOK;
SetStdDbg(&VGA_Terminal);
SetStdOut(&VGA_Terminal);
ClearTerm(GetStdOut());
}
//
// Fill terminal with spaces
//
error_t ClearTerm(Terminal_t *term)
{
error_t retcode;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
retcode = term->ClearTermUnlocked(term);
ReleaseLock(&term->lock);
return retcode;
}
//
// Change the color code
//
error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
{
if (fgColor > KTERM_COLOR_WHITE || bgColor > KTERM_COLOR_WHITE)
return EINVAL;
if (term == NULL)
return EINVAL;
AquireLock(&term->lock);
term->fgColor = fgColor;
term->bgColor = bgColor;
ReleaseLock(&term->lock);
return EOK;
}
//
// Write a single character on the terminal
//
error_t PutOnTerm(Terminal_t *term, char ch)
{
error_t retcode;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
retcode = term->PutOnTermUnlocked(term, ch);
ReleaseLock(&term->lock);
return retcode;
}
//
// Print string on terminal
//
error_t PrintOnTerm(Terminal_t *term, const char *str)
{
error_t retcode = EOK;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
while (*str && retcode == EOK) {
retcode = term->PutOnTermUnlocked(term, *str++);
}
ReleaseLock(&term->lock);
return retcode;
}

121
kaleid/kernel/ke/terminal.c → kaleid/kernel/io/vga.c
View File

@ -4,102 +4,11 @@
// Authors: spectral` //
// NeoX //
// //
// Desc: Early terminal functions //
// Desc: VGA terminal functions //
//----------------------------------------------------------------------------//
#include <kaleid.h>
static Terminal_t vgaTerm;
//
// Initialize standard output
//
void InitTerms(void)
{
KalAssert(!GetStdOut() && vgaTerm.initDone != INITOK);
vgaTerm.initDone = INITOK;
SetStdDbg(&vgaTerm);
SetStdOut(&vgaTerm);
ClearTerm(GetStdOut());
}
//
// Fill terminal with spaces
//
error_t ClearTerm(Terminal_t *term)
{
error_t retcode;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
retcode = term->ClearTermUnlocked(term);
ReleaseLock(&term->lock);
return retcode;
}
//
// Change the color code
//
error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
{
if (fgColor > KTERM_COLOR_WHITE || bgColor > KTERM_COLOR_WHITE)
return EINVAL;
if (term == NULL)
return EINVAL;
AquireLock(&term->lock);
term->fgColor = fgColor;
term->bgColor = bgColor;
ReleaseLock(&term->lock);
return EOK;
}
//
// Write a single character on the terminal
//
error_t PutOnTerm(Terminal_t *term, char ch)
{
error_t retcode;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
retcode = term->PutOnTermUnlocked(term, ch);
ReleaseLock(&term->lock);
return retcode;
}
//
// Print string on terminal
//
error_t PrintOnTerm(Terminal_t *term, const char *str)
{
error_t retcode = EOK;
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AquireLock(&term->lock);
while (*str && retcode == EOK) {
retcode = term->PutOnTermUnlocked(term, *str++);
}
ReleaseLock(&term->lock);
return retcode;
}
//----------------------------------------------------------//
// Internal functions for VGA terminals //
// These DO NOT check input correctness //
@ -143,23 +52,17 @@ error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch)
return EOK;
}
//
// Line feed first takes us to the very end of the line
// Later in this function we actually do the line feed
//
else if (ch == '\n') {
term->currentY = term->width - 1;
}
//
// Tabulations account for "term->tabSize" spaces
//
else if (ch == '\t') {
prevY = term->currentY;
for (i = 0; i < term->tabSize; i++) {
//
// Make sure tabulations can't spread over two lines
//
if (term->currentY == prevY) {
VGA_PutOnTermUnlocked(term, ' ');
}
@ -172,26 +75,18 @@ error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch)
buffer[offset] = VGA_ComputeEntry(ch, VGA_ComputeColorCode(term->fgColor, term->bgColor));
}
//
// Did we reach the end of line?
//
if (++term->currentX == term->width) {
term->currentX = 0;
//
// Did we reach the buffer's end?
//
if (++term->currentY == term->height) {
//
// XXX scroll up
//
term->currentY = 0;
}
}
//
// Nothing can go wrong
//
return EOK;
}
@ -211,8 +106,9 @@ error_t VGA_PrintOnTermUnlocked(Terminal_t *term, const char *str)
//
// VGA output
// XXX custom sizes
//
static Terminal_t vgaTerm = {
Terminal_t VGA_Terminal = {
.initDone = FALSE,
.lock = INITLOCK(KLOCK_MUTEX),
@ -234,3 +130,14 @@ static Terminal_t vgaTerm = {
.PrintOnTermUnlocked = VGA_PrintOnTermUnlocked,
};
//
// Initialize VGA output
//
void VGA_Init(void)
{
KalAssert(VGA_Terminal.initDone != INITOK);
VGA_Terminal.initDone = INITOK;
}

4
kaleid/kernel/proc/Makefile
View File

@ -1,4 +1,6 @@
sched-test:
gcc -O2 -Wall -Wextra -Wshadow -std=gnu11 -masm=intel -I../../include ./sched.c
gcc -O2 -Wall -Wextra -I../../include ./sched.c
clean:
rm a.out

62
kaleid/kernel/proc/sched.c
View File

@ -12,6 +12,7 @@
#ifndef _KALEID_KERNEL
#include <stdio.h>
CREATE_PER_CPU(CurProc, Process_t *);
//
@ -19,16 +20,16 @@ CREATE_PER_CPU(CurProc, Process_t *);
//
int procslen = 10;
Process_t procs[] = {
{ 0, 0, 0, 12, 12, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 1, 2, 2, 16, 16, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 2, 3, 3, 31, 31, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 3, 2, 2, 1, 1, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 4, 3, 3, 5, 5, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 5, 0, 0, 30, 30, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 6, 1, 1, 19, 19, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 7, 1, 1, 0, 0, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 8, 3, 3, 12, 12, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 9, 2, 2, 21, 21, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL },
{ 0, 0, 0, 12, 12, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 1, 2, 2, 16, 16, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 2, 3, 3, 31, 31, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 3, 2, 2, 1, 1, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 4, 3, 3, 5, 5, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 5, 0, 0, 30, 30, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 6, 1, 1, 19, 19, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 7, 1, 1, 0, 0, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 8, 3, 3, 12, 12, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
{ 9, 2, 2, 21, 21, STATE_RUNNABLE, DEF_PROC_TSLICE, DEF_PROC_TSLICE, NULL, NULL, NULL },
};
#endif
@ -138,9 +139,7 @@ void SchedThisProcUnlocked(Process_t *proc)
proc->schedNode = procNode;
//
// Find a process with lesser priority
//
for (iterNode = head->first; iterNode; iterNode = iterNode->next) {
if (proc->prioLevel > GetNodeData(iterNode, Process_t *)->prioLevel) {
// Detect double insertions
@ -153,9 +152,7 @@ void SchedThisProcUnlocked(Process_t *proc)
}
}
//
// Didn't find any process with lesser priority
//
if (found == false) {
AppendNode(head, procNode);
}
@ -240,15 +237,11 @@ void SchedOnTick(void)
Process_t *procNext, *winner, *previous = GetCurProc();
//
// We're either idle or running something
//
KalAssert(GetCurProc() == NULL || GetCurProc()->procState == STATE_RUNNING);
//
// Have the current process spent its timeslice?
// (To be handled in CPU decisions function)
//
if (GetCurProc() != NULL) {
if (GetCurProc()->timeSlice <= 1) {
// Re-schedule
@ -258,42 +251,36 @@ void SchedOnTick(void)
_SetCurProc(NULL);
}
//
// Otherwise, make it lose a tick
//
else {
GetCurProc()->timeSlice--;
}
}
//
// Are we idle, or scheduling next process?
//
if (GetCurProc() == NULL) {
SetCurProc(SelectSchedNext());
goto leave;
}
//
// Is there a higher priority process that is runnable?
//
procNext = SelectSchedNext();
winner = CompareProcs(GetCurProc(), procNext);
// Is preemption on and a re-schedule is needed?
if (GetPreemptCount() == PREEMPT_ON && GetReSchedFlag()) {
//
// Yes, procNext should preempt current process
//
if (winner == procNext) {
// Re-schedule
ReSchedCurProc();
// Is there a higher priority process that is runnable?
procNext = SelectSchedNext();
winner = CompareProcs(GetCurProc(), procNext);
// Switch to procNext
SetCurProc(procNext);
// Yes, procNext should preempt current process
if (winner == procNext) {
// Re-schedule
ReSchedCurProc();
// Switch to procNext
SetCurProc(procNext);
}
}
//
// Current process won't be preempted and has time remaining
//
leave:
SchedUnlock();
@ -436,4 +423,3 @@ int main(void)
}
#endif