#include <arch.h>
#include <stdarg.h>
+// --- Helper Macros ---
+/**
+ * \name Helper Macros
+ * \{
+ */
+#define CONCAT(x,y) x ## y
+#define EXPAND_CONCAT(x,y) CONCAT(x,y)
+#define STR(x) #x
+#define EXPAND_STR(x) STR(x)
+/**
+ * \}
+ */
+
+/**
+ * \name Per-Process Configuration Settings
+ * \{
+ */
+enum eConfigTypes {
+ CFGT_NULL,
+ CFGT_INT,
+ CFGT_HEAPSTR,
+ CFGT_PTR
+};
enum eConfigs {
CFG_VFS_CWD,
CFG_VFS_MAXFILES,
+ CFG_VFS_CHROOT,
NUM_CFG_ENTRIES
};
-#define CFGINT(_idx) (*(Uint*)(MM_PPD_CFG+(_idx)*sizeof(void*)))
-#define CFGPTR(_idx) (*(void**)(MM_PPD_CFG+(_idx)*sizeof(void*)))
+#define CFGINT(id) (*Threads_GetCfgPtr(id))
+#define CFGPTR(id) (*(void**)Threads_GetCfgPtr(id))
+/**
+ * \}
+ */
// === CONSTANTS ===
// --- Memory Flags --
+/**
+ * \name Memory Flags
+ * \{
+ * \todo Move to mm_virt.h
+ */
#define MM_PFLAG_RO 0x01 // Writes disallowed
#define MM_PFLAG_EXEC 0x02 // Allow execution
#define MM_PFLAG_NOPAGE 0x04 // Prevent from being paged out
#define MM_PFLAG_COW 0x08 // Copy-On-Write
#define MM_PFLAG_KERNEL 0x10 // Kernel-Only (Ring0)
+/**
+ * \}
+ */
// === Kernel Export Macros ===
+/**
+ * \name Kernel Function
+ * \{
+ */
typedef struct sKernelSymbol {
char *Name;
unsigned int Value;
} tKernelSymbol;
#define EXPORT(_name) tKernelSymbol _kexp_##_name __attribute__((section ("KEXPORT"),unused))={#_name, (Uint)_name}
+#define EXPORTV(_name) tKernelSymbol _kexp_##_name __attribute__((section ("KEXPORT"),unused))={#_name, (Uint)&_name}
#define EXPORTAS(_sym,_name) tKernelSymbol _kexp_##_name __attribute__((section ("KEXPORT"),unused))={#_name, (Uint)_sym}
+/**
+ * \}
+ */
// === FUNCTIONS ===
// --- Core ---
extern void System_Init(char *ArgString);
-extern int IRQ_AddHandler(int Num, void (*Callback)(void));
+
+// --- IRQs ---
+extern int IRQ_AddHandler(int Num, void (*Callback)(int));
+
// --- Debug ---
+/**
+ * \name Debugging and Errors
+ * \{
+ */
extern void Panic(char *Msg, ...);
extern void Warning(char *Msg, ...);
extern void Log(char *Fmt, ...);
extern void LogV(char *Fmt, va_list Args);
+extern void LogF(char *Fmt, ...);
extern void Debug_Enter(char *FuncName, char *ArgTypes, ...);
extern void Debug_Log(char *FuncName, char *Fmt, ...);
extern void Debug_Leave(char *FuncName, char RetType, ...);
extern void Debug_HexDump(char *Header, void *Data, Uint Length);
-#define ENTER(_types...) Debug_Enter((char*)__func__, _types)
-#define LOG(_fmt...) Debug_Log((char*)__func__, _fmt)
-#define LEAVE(_t...) Debug_Leave((char*)__func__, _t)
+#if DEBUG
+# define ENTER(_types...) Debug_Enter((char*)__func__, _types)
+# define LOG(_fmt...) Debug_Log((char*)__func__, _fmt)
+# define LEAVE(_t...) Debug_Leave((char*)__func__, _t)
+#else
+# define ENTER(...)
+# define LOG(...)
+# define LEAVE(...)
+#endif
+/**
+ * \}
+ */
+
// --- IO ---
+/**
+ * \name I/O Memory Access
+ * \{
+ */
extern void outb(Uint16 Port, Uint8 Data);
extern void outw(Uint16 Port, Uint16 Data);
extern void outd(Uint16 Port, Uint32 Data);
extern Uint16 inw(Uint16 Port);
extern Uint32 ind(Uint16 Port);
extern Uint64 inq(Uint16 Port);
-// --- Memory ---
-extern tPAddr MM_Allocate(Uint VAddr);
-extern void MM_Deallocate(Uint VAddr);
-extern int MM_Map(Uint VAddr, tPAddr PAddr);
-extern tPAddr MM_GetPhysAddr(Uint VAddr);
-extern void MM_SetFlags(Uint VAddr, Uint Flags, Uint Mask);
-extern Uint MM_MapTemp(tPAddr PAddr);
-extern void MM_FreeTemp(Uint PAddr);
-extern Uint MM_MapHWPage(tPAddr PAddr, Uint Number);
-extern void MM_UnmapHWPage(Uint VAddr, Uint Number);
+/**
+ * \}
+ */
+
+// --- Memory Management ---
+/**
+ * \name Memory Management
+ * \{
+ * \todo Move to mm_virt.h
+ */
+/**
+ * \brief Allocate a physical page at \a VAddr
+ * \param VAddr Virtual Address to allocate at
+ * \return Physical address allocated
+ */
+extern tPAddr MM_Allocate(tVAddr VAddr);
+/**
+ * \brief Deallocate a page
+ * \param VAddr Virtual address to unmap
+ */
+extern void MM_Deallocate(tVAddr VAddr);
+/**
+ * \brief Map a physical page at \a PAddr to \a VAddr
+ * \param VAddr Target virtual address
+ * \param PAddr Physical address to map
+ * \return Boolean Success
+ */
+extern int MM_Map(tVAddr VAddr, tPAddr PAddr);
+/**
+ * \brief Get the physical address of \a VAddr
+ * \param VAddr Address of the page to get the physical address of
+ * \return Physical page mapped at \A VAddr
+ */
+extern tPAddr MM_GetPhysAddr(tVAddr VAddr);
+/**
+ * \brief Checks is a memory range is user accessable
+ * \param VAddr Base address to check
+ * \return 1 if the memory is all user-accessable, 0 otherwise
+ */
+extern int MM_IsUser(tVAddr VAddr);
+/**
+ * \brief Set the access flags on a page
+ * \param VAddr Virtual address of the page
+ * \param Flags New flags value
+ * \param Mask Flags to set
+ */
+extern void MM_SetFlags(tVAddr VAddr, Uint Flags, Uint Mask);
+/**
+ * \brief Temporarily map a page into the address space
+ * \param PAddr Physical addres to map
+ * \return Virtual address of page in memory
+ * \note There is only a limited ammount of slots avaliable
+ */
+extern tVAddr MM_MapTemp(tPAddr PAddr);
+/**
+ * \brief Free a temporarily mapped page
+ * \param VAddr Allocate virtual addres of page
+ */
+extern void MM_FreeTemp(tVAddr VAddr);
+/**
+ * \brief Map a physcal address range into the virtual address space
+ * \param PAddr Physical address to map in
+ * \param Number Number of pages to map
+ */
+extern tVAddr MM_MapHWPage(tPAddr PAddr, Uint Number);
+/**
+ * \brief Allocates DMA physical memory
+ * \param Pages Number of pages required
+ * \param MaxBits Maximum number of bits the physical address can have
+ * \param PhysAddr Pointer to the location to place the physical address allocated
+ * \return Virtual address allocate
+ */
+extern tVAddr MM_AllocDMA(int Pages, int MaxBits, tPAddr *PhysAddr);
+/**
+ * \brief Unmaps an allocated hardware range
+ * \param VAddr Virtual address allocate by ::MM_MapHWPage or ::MM_AllocDMA
+ * \param Number Number of pages to free
+ */
+extern void MM_UnmapHWPage(tVAddr VAddr, Uint Number);
+/**
+ * \brief Allocate a single physical page
+ * \return Physical address allocated
+ */
extern tPAddr MM_AllocPhys();
-extern void MM_RefPhys(tPAddr Addr);
-extern void MM_DerefPhys(tPAddr Addr);
-extern void *memcpy(void *dest, void *src, Uint count);
-extern void *memcpyd(void *dest, void *src, Uint count);
+/**
+ * \brief Allocate a contiguous range of physical pages
+ * \param Pages Number of pages to allocate
+ * \return First physical address allocated
+ */
+extern tPAddr MM_AllocPhysRange(int Pages);
+/**
+ * \brief Reference a physical page
+ * \param PAddr Page to mark as referenced
+ */
+extern void MM_RefPhys(tPAddr PAddr);
+/**
+ * \brief Dereference a physical page
+ * \param PAddr Page to dereference
+ */
+extern void MM_DerefPhys(tPAddr PAddr);
+/**
+ * \}
+ */
+
+// --- Memory Manipulation ---
+/**
+ * \name Memory Manipulation
+ * \{
+ */
+extern int memcmp(const void *m1, const void *m2, Uint count);
+extern void *memcpy(void *dest, const void *src, Uint count);
+extern void *memcpyd(void *dest, const void *src, Uint count);
extern void *memset(void *dest, int val, Uint count);
extern void *memsetd(void *dest, Uint val, Uint count);
+/**
+ * \}
+ */
+/**
+ * \name Memory Validation
+ * \{
+ */
+extern int CheckString(char *String);
+extern int CheckMem(void *Mem, int Num);
+/**
+ * \}
+ */
+
+// --- Endianness ---
+/**
+ * \name Endianness Swapping
+ * \{
+ */
+extern Uint16 LittleEndian16(Uint16 Val);
+extern Uint16 BigEndian16(Uint16 Val);
+extern Uint32 LittleEndian32(Uint32 Val);
+extern Uint32 BigEndian32(Uint32 Val);
+/**
+ * \}
+ */
+
// --- Strings ---
-extern Uint strlen(char *Str);
-extern char *strcpy(char *__dest, char *__src);
-extern int strcmp(char *__dest, char *__src);
-extern int strncmp(char *Str1, char *Str2, size_t num);
-extern int strucmp(char *Str1, char *Str2);
-extern int strpos(char *Str, char Ch);
-extern int strpos8(char *str, Uint32 search);
+/**
+ * \name Strings
+ * \{
+ */
+extern Uint strlen(const char *Str);
+extern char *strcpy(char *__dest, const char *__src);
+extern int strcmp(const char *__str1, const char *__str2);
+extern int strncmp(const char *Str1, const char *Str2, size_t num);
+extern int strucmp(const char *Str1, const char *Str2);
+extern char *strdup(const char *Str);
+extern int strpos(const char *Str, char Ch);
+extern int strpos8(const char *str, Uint32 search);
extern void itoa(char *buf, Uint num, int base, int minLength, char pad);
extern int ReadUTF8(Uint8 *str, Uint32 *Val);
extern int WriteUTF8(Uint8 *str, Uint32 Val);
+extern int LookupString(char **Array, char *Needle);
+/**
+ * \}
+ */
+
extern Uint rand();
+
// --- Heap ---
+/**
+ * \name Heap
+ * \{
+ */
extern void *malloc(size_t size);
+extern void *calloc(size_t num, size_t size);
extern void *realloc(void *ptr, size_t size);
extern void free(void *Ptr);
extern int IsHeap(void *Ptr);
+/**
+ * \}
+ */
+
// --- Modules ---
+/**
+ * \name Modules
+ * \{
+ */
extern int Module_LoadMem(void *Buffer, Uint Length, char *ArgStr);
extern int Module_LoadFile(char *Path, char *ArgStr);
+/**
+ * \}
+ */
+
// --- Timing ---
+/**
+ * \name Time and Timing
+ * \{
+ */
extern Sint64 timestamp(int sec, int mins, int hrs, int day, int month, int year);
extern Sint64 now();
+extern int Time_CreateTimer(int Delta, void *Callback, void *Argument);
+extern void Time_RemoveTimer(int ID);
+extern void Time_Delay(int Delay);
+/**
+ * \}
+ */
+
// --- Threads ---
+/**
+ * \name Threads and Processes
+ * \{
+ */
+extern int Proc_SpawnWorker();
extern int Proc_Spawn(char *Path);
extern void Threads_Exit();
extern void Threads_Yield();
extern void Threads_Sleep();
-extern int Threads_GetCfg(int Index);
extern int Threads_GetUID();
extern int Threads_GetGID();
extern int SpawnTask(tThreadFunction Function, void *Arg);
+extern Uint *Threads_GetCfgPtr(int Id);
+/**
+ * \}
+ */
+
+// --- Simple Math ---
+extern int DivUp(int num, int dem);
#include <binary_ext.h>
#include <vfs_ext.h>