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Prefixes

This commit is contained in:
Julian Barathieu 2019-03-24 14:44:59 +01:00
parent d30c2f4da3
commit 9b4672d8ca
21 changed files with 186 additions and 191 deletions
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4
boot/loader/loader.asm
View File

@ -33,7 +33,7 @@
global MB_start
global MB_header
extern StartKern
extern BtStartKern
[BITS 32]
[section .multiboot]
@ -164,7 +164,7 @@ _loader64:
mov rdi, [mbInfo]
mov rsi, [mbMagic]
call StartKern
call BtStartKern
;; We must never reach this point ------------------------------------------- ;;
call tritemporize ; Let time to see

2
kaleid/include/extras/argv.h
View File

@ -79,7 +79,7 @@ enum CmdOptionFlag_t
//
enum CmdParserFlags_t
{
// Don't exit on errors=
// Don't exit on errors
KALOPT_NO_EXIT = (1 << 0),
// Don't react to --help

28
kaleid/include/extras/list.h
View File

@ -72,7 +72,7 @@ struct ListNode_t
// Create a list head with an extern lock
//
static inline ListHead_t
*CreateListHeadWithLock(Lock_t *lock)
*ExCreateListHeadWithLock(Lock_t *lock)
{
ListHead_t *head = KalAllocMemory(sizeof(ListHead_t));
@ -90,16 +90,16 @@ static inline ListHead_t
// Create a list head
//
static inline ListHead_t
*CreateListHead(void)
*ExCreateListHead(void)
{
return CreateListHeadWithLock(NULL);
return ExCreateListHeadWithLock(NULL);
}
//
// Create a node
//
static inline ListNode_t
*CreateNode(void *data)
*ExCreateNode(void *data)
{
ListNode_t *node = KalAllocMemory(sizeof(ListNode_t));
@ -116,7 +116,7 @@ static inline ListNode_t
// Prepend node at beginning of list
//
static inline ListHead_t
*PrependNode(ListHead_t *head, ListNode_t *node)
*ExPrependNode(ListHead_t *head, ListNode_t *node)
{
KalAssert(head && node);
@ -144,7 +144,7 @@ static inline ListHead_t
// Append node at end of list
//
static inline ListHead_t
*AppendNode(ListHead_t *head, ListNode_t *node)
*ExAppendNode(ListHead_t *head, ListNode_t *node)
{
KalAssert(head && node);
@ -172,12 +172,12 @@ static inline ListHead_t
// Insert node2 before node1
//
static inline ListHead_t
*AddNodeBefore(ListHead_t *head, ListNode_t *node1, ListNode_t *node2)
*ExAddNodeBefore(ListHead_t *head, ListNode_t *node1, ListNode_t *node2)
{
KalAssert(head && node1 && node2 && node1->head == head);
if (head->first == node1) {
return PrependNode(head, node2);
return ExPrependNode(head, node2);
}
node2->head = head;
@ -198,12 +198,12 @@ static inline ListHead_t
// Insert node2 after node1
//
static inline ListHead_t
*AddNodeAfter(ListHead_t *head, ListNode_t *node1, ListNode_t *node2)
*ExAddNodeAfter(ListHead_t *head, ListNode_t *node1, ListNode_t *node2)
{
KalAssert(head && node1 && node2 && node1->head == head);
if (head->last == node1) {
return AppendNode(head, node2);
return ExAppendNode(head, node2);
}
node2->head = head;
@ -222,7 +222,7 @@ static inline ListHead_t
// Remove node of list (and frees it)
//
static inline ListHead_t
*RemoveNode(ListHead_t *head, ListNode_t *node)
*ExRemoveNode(ListHead_t *head, ListNode_t *node)
{
KalAssert(head && node && head->length > 0 && node->head == head);
@ -257,7 +257,7 @@ leave:
// Free a node
//
static inline void
DestroyNode(ListNode_t *node)
ExDestroyNode(ListNode_t *node)
{
KalAssert(node);
KalFreeMemory(node);
@ -267,7 +267,7 @@ DestroyNode(ListNode_t *node)
// Free a list head
//
static inline void
DestroyListHead(ListHead_t *head)
ExDestroyListHead(ListHead_t *head)
{
KalAssert(head);
KalFreeMemory(head);
@ -276,7 +276,7 @@ DestroyListHead(ListHead_t *head)
//
// Access a node's data
//
#define GetNodeData(node, type) ((type)(node)->data)
#define ExGetNodeData(node, type) ((type)(node)->data)
//------------------------------------------//

27
kaleid/include/extras/locks.h
View File

@ -73,22 +73,15 @@ struct Lock_t
//------------------------------------------//
//
// Linux syscall vs unimplemented syscall...
//
#ifndef _KALEID_KERNEL
#ifdef _OSK_SOURCE
int KalYieldCPU(void),
#else
int sched_yield(void);
#endif
#endif
//
// Initialize a lock
//
static inline
void InitLock(Lock_t *lock, LockType_t type)
void ExInitLock(Lock_t *lock, LockType_t type)
{
lock->type = type;
lock->locked = FALSE;
@ -103,16 +96,16 @@ void InitLock(Lock_t *lock, LockType_t type)
// Alternative way to initalize a lock
//
#ifdef _KALEID_KERNEL
# define INITLOCK(type) { INITOK, FALSE, (type), /* NULL, NULL */ }
# define ExINITLOCK(type) { INITOK, FALSE, (type), /* NULL, NULL */ }
#else
# define INITLOCK(type) { INITOK, FALSE, (type) }
# define ExINITLOCK(type) { INITOK, FALSE, (type) }
#endif
//
// Destroy a lock
//
static inline
void DestroyLock(Lock_t *lock)
void ExDestroyLock(Lock_t *lock)
{
KalAssert(lock->initDone);
@ -126,20 +119,16 @@ void DestroyLock(Lock_t *lock)
// until we have at least a basic scheduler
//
static inline
void AcquireLock(Lock_t *lock)
void ExAcquireLock(Lock_t *lock)
{
KalAssert(lock->initDone == INITOK);
while (!__sync_bool_compare_and_swap(&lock->locked, 0, 1)) {
#ifdef _KALEID_KERNEL
StartPanic("AcquireLock on an already locked object");
KeStartPanic("AcquireLock on an already locked object");
#else
if likely (lock->type == KLOCK_SPINLOCK) continue;
#ifdef _OSK_SOURCE
else (void)KalYieldCPU();
#else
else (void)sched_yield();
#endif
#endif
}
__sync_synchronize();
@ -150,7 +139,7 @@ void AcquireLock(Lock_t *lock)
// Panic if the lock was never acquired
//
static inline
void ReleaseLock(Lock_t *lock)
void ExReleaseLock(Lock_t *lock)
{
/*#ifdef _KALEID_KERNEL
KalAssert(lock->ownerThread == GetCurThread());
@ -164,7 +153,7 @@ void ReleaseLock(Lock_t *lock)
// Tries to acquire lock
//
static inline
bool AttemptLock(Lock_t *lock)
bool ExAttemptLock(Lock_t *lock)
{
KalAssert(lock->initDone == INITOK);

18
kaleid/include/kernel/base.h
View File

@ -57,13 +57,14 @@ typedef enum TermColor_t TermColor_t;
// Current CPU number
// Will return a CPU-local variable later
#define _GetCurCPU() 0
#define _KeGetCurCPU() 0
// Get Process_t structure of current CPU
#define GetCurCPU() (cpuTable[_GetCurCPU()])
#define KeGetCurCPU() (cpuTable[_KeGetCurCPU()])
//Get the BootInfo_t structure
#define GetBootInfo(x) bootTab.x
#define BtGetBootInfo(x) (bootTab.x)
//------------------------------------------//
//
@ -98,6 +99,7 @@ struct Processor_t
#define FB_INDEXED 0
#define FB_RGB 1
#define BINFO_SIZE 4096
struct BootInfo_t
{
// The Bootloader infos (GRUB in our case)
@ -165,13 +167,15 @@ struct BootInfo_t
//------------------------------------------//
extern int cpuCount;
extern Processor_t cpuTable[NCPUS];
extern BootInfo_t bootTab;
extern Processor_t cpuTable[NCPUS];
//------------------------------------------//
#define DEC_PER_CPU(name, field, type) \
static inline type Get##name() { return GetCurCPU().field; } \
static inline void _Set##name(type __val) { GetCurCPU().field = __val; }
#define DEC_PER_CPU(pref, name, field, type) \
static inline type pref##Get##name() { return KeGetCurCPU().field; } \
static inline void _##pref##Set##name(type __val) \
{ KeGetCurCPU().field = __val; }
//------------------------------------------//

2
kaleid/include/kernel/cpu.h
View File

@ -31,7 +31,7 @@
//------------------------------------------//
#define cpuid(in, a, b, c, d) asm("cpuid" \
#define KeCPUID(in, a, b, c, d) asm("cpuid" \
: "=a" (a), "=b" (b), "=c" (c), "=d" (d) \
: "a" (in) \
);

16
kaleid/include/kernel/heap.h
View File

@ -33,17 +33,17 @@
#define _HEAP_START (4 * MB)
void InitHeap(void);
void MmInitHeap(void);
void LockHeap(void);
void UnlockHeap(void);
void MmLockHeap(void);
void MmUnlockHeap(void);
size_t GetHeapSize(void);
size_t GetMaxHeapSize(void);
error_t SetMaxHeapSize(size_t);
size_t MmGetHeapSize(void);
size_t MmGetMaxHeapSize(void);
error_t MmSetMaxHeapSize(size_t);
error_t GrowHeap(size_t);
error_t ShrinkHeap(size_t);
error_t MmGrowHeap(size_t);
error_t MmShrinkHeap(size_t);
//------------------------------------------//

6
kaleid/include/kernel/iomisc.h
View File

@ -32,7 +32,7 @@
//------------------------------------------//
static inline
void WriteByteOnPort(port_t port, port_t val)
void IoWriteByteOnPort(port_t port, port_t val)
{
KalAssert(FALSE && ENOSYS);
(void)port;
@ -40,7 +40,7 @@ void WriteByteOnPort(port_t port, port_t val)
}
static inline
uchar ReadByteFromPort(port_t port)
uchar IoReadByteFromPort(port_t port)
{
KalAssert(FALSE && ENOSYS);
(void)port;
@ -48,7 +48,7 @@ uchar ReadByteFromPort(port_t port)
}
static inline
ushort ReadWordFromPort(port_t port)
ushort IoReadWordFromPort(port_t port)
{
KalAssert(FALSE && ENOSYS);
(void)port;

4
kaleid/include/kernel/mm.h
View File

@ -30,11 +30,11 @@
//
// Returns a pointer to the first entry of the memory map
//
void *GetMemoryMap(void);
void *MmGetMemoryMap(void);
//
// Initializes the memory map structure
//
error_t InitMemoryMap(void);
error_t MmInitMemoryMap(void);
// -------------------------------------------------------------------------- //

14
kaleid/include/kernel/panic.h
View File

@ -32,35 +32,35 @@
//------------------------------------------//
#define PANICSTR_SIZE 1024
extern volatile char PanicStr[PANICSTR_SIZE];
extern volatile char KePanicStr[PANICSTR_SIZE];
//------------------------------------------//
//
// Disable IRQs
//
#define DisableIRQs() asm volatile ("cli")
#define KeDisableIRQs() asm volatile ("cli")
//
// Enable IRQs
//
#define EnableIRQs() asm volatile ("sti")
#define KeEnableIRQs() asm volatile ("sti")
//
// Pause CPU until next interuption
// !!! Enables IRQs !!!
//
#define PauseCPU() asm volatile ("sti\n\thlt")
#define KePauseCPU() asm volatile ("sti\n\thlt")
//
// Halt the CPU indefinitely
//
#define HaltCPU() do { asm volatile ("hlt"); } while (1)
#define KeHaltCPU() do { asm volatile ("hlt"); } while (1)
//------------------------------------------//
noreturn void StartPanic(const char *, ...);
noreturn void CrashSystem(void);
noreturn void KeStartPanic(const char *, ...);
noreturn void KeCrashSystem(void);
//------------------------------------------//
#endif

4
kaleid/include/kernel/proc.h
View File

@ -77,8 +77,8 @@ struct Process_t
//------------------------------------------//
DEC_PER_CPU(CurProc, process, Process_t *);
DEC_PER_CPU(CurThread, thread, Thread_t *);
DEC_PER_CPU(Ps, CurProc, process, Process_t *);
DEC_PER_CPU(Ps, CurThread, thread, Thread_t *);
//------------------------------------------//

30
kaleid/include/kernel/sched.h
View File

@ -53,17 +53,17 @@ enum
};
// Names of the priority classes
extern const char *PrioClassesNames[];
extern const char *PsPrioClassesNames[];
//------------------------------------------//
DEC_PER_CPU(ReSchedFlag, needReSched, bool);
DEC_PER_CPU(PreemptCount, preemptCount, ulong);
DEC_PER_CPU(Ps, ReSchedFlag, needReSched, bool);
DEC_PER_CPU(Ps, PreemptCount, preemptCount, ulong);
DEC_PER_CPU(IdlePrioProcs, idlePrioProcs, ListHead_t *);
DEC_PER_CPU(ReglPrioProcs, reglPrioProcs, ListHead_t *);
DEC_PER_CPU(ServPrioProcs, servPrioProcs, ListHead_t *);
DEC_PER_CPU(TimeCritProcs, timeCritProcs, ListHead_t *);
DEC_PER_CPU(Ps, IdlePrioProcs, idlePrioProcs, ListHead_t *);
DEC_PER_CPU(Ps, ReglPrioProcs, reglPrioProcs, ListHead_t *);
DEC_PER_CPU(Ps, ServPrioProcs, servPrioProcs, ListHead_t *);
DEC_PER_CPU(Ps, TimeCritProcs, timeCritProcs, ListHead_t *);
//------------------------------------------//
@ -71,18 +71,18 @@ DEC_PER_CPU(TimeCritProcs, timeCritProcs, ListHead_t *);
// Re-scheduling and preemption
// XXX atomic operations
//
#define SetReSchedFlag(x) _SetReSchedFlag(x)
#define DisablePreemption() _SetPreemptCount(GetPreemptCount()+1)
#define EnablePreemption() do { KalAssert(GetPreemptCount() > 0); \
_SetPreemptCount(GetPreemptCount()-1); } while(0)
#define PsSetReSchedFlag(x) _PsSetReSchedFlag(x)
#define PsDisablePreemption() _PsSetPreemptCount(GetPreemptCount()+1)
#define PsEnablePreemption() do { KalAssert(GetPreemptCount() > 0); \
_PsSetPreemptCount(GetPreemptCount()-1); } while(0)
//------------------------------------------//
void SchedInit(void);
void SchedFini(void);
void PsInitSched(void);
void PsFiniSched(void);
void SchedThisProc(Process_t *);
void SchedOnTick(void);
void PsSchedThisProc(Process_t *);
void PsSchedOnTick(void);
//------------------------------------------//

4
kaleid/include/kernel/term.h
View File

@ -106,9 +106,9 @@ extern Terminal_t *StdDbg;
//------------------------------------------//
#ifndef _NO_DEBUG
error_t DebugLog(const char *, ...);
error_t DebugLog(const char *, ...);
#else // _NO_DEBUG
#define DebugLog(fmt, ...) EOK
#define DebugLog(fmt, ...) EOK
#endif
//------------------------------------------//

106
kaleid/kernel/init/init.c
View File

@ -30,7 +30,7 @@
// BootInfo_t initialization. It is necessary because grub will potentially be
// wiped since it is below 1MB.... And we must reorganize all that stuff.
//
void InitBootInfo(multiboot_info_t *mbi)
void BtInitBootInfo(multiboot_info_t *mbi)
{
extern void MB_header(void);
@ -38,68 +38,68 @@ void InitBootInfo(multiboot_info_t *mbi)
KalAlwaysAssert(mbi);
//Retrieves the bootloader flags to ensure infos are valid
GetBootInfo(btldr).grubFlags = mbi->flags;
BtGetBootInfo(btldr).grubFlags = mbi->flags;
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOT_LOADER_NAME) {
GetBootInfo(btldr).grubName = (char*)(ullong)(mbi->boot_loader_name);
GetBootInfo(btldr).kernelAddr = (void*)&MB_header;
GetBootInfo(btldr).valid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOT_LOADER_NAME) {
BtGetBootInfo(btldr).grubName = (char*)(ullong)(mbi->boot_loader_name);
BtGetBootInfo(btldr).kernelAddr = (void*)&MB_header;
BtGetBootInfo(btldr).valid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MODS) {
GetBootInfo(btldr).modulesCount = mbi->mods_count;
GetBootInfo(btldr).modulesAddr = (void*)(ullong)mbi->mods_addr;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MODS) {
BtGetBootInfo(btldr).modulesCount = mbi->mods_count;
BtGetBootInfo(btldr).modulesAddr = (void*)(ullong)mbi->mods_addr;
}
//Retrieves the drives informations
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_DRIVE_INFO) {
GetBootInfo(drives).bufferLength = mbi->drives_length;
GetBootInfo(drives).bufferAddr = (void*)(ullong)mbi->drives_addr;
GetBootInfo(drives).bufferValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_DRIVE_INFO) {
BtGetBootInfo(drives).bufferLength = mbi->drives_length;
BtGetBootInfo(drives).bufferAddr = (void*)(ullong)mbi->drives_addr;
BtGetBootInfo(drives).bufferValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOTDEV) {
GetBootInfo(drives).bootDrv = mbi->boot_device;
GetBootInfo(drives).drvValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOTDEV) {
BtGetBootInfo(drives).bootDrv = mbi->boot_device;
BtGetBootInfo(drives).drvValid = 1;
}
//Retrieves the memory informations
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEMORY) {
GetBootInfo(memory).lowMemory = mbi->mem_lower;
GetBootInfo(memory).upMemory = mbi->mem_upper;
GetBootInfo(memory).memValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEMORY) {
BtGetBootInfo(memory).lowMemory = mbi->mem_lower;
BtGetBootInfo(memory).upMemory = mbi->mem_upper;
BtGetBootInfo(memory).memValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEM_MAP) {
GetBootInfo(memory).mapAddr = (void*)(ullong)mbi->mmap_addr;
GetBootInfo(memory).mapLength = mbi->mmap_length;
GetBootInfo(memory).mapValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEM_MAP) {
BtGetBootInfo(memory).mapAddr = (void*)(ullong)mbi->mmap_addr;
BtGetBootInfo(memory).mapLength = mbi->mmap_length;
BtGetBootInfo(memory).mapValid = 1;
}
// Retrieves video mode informations
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_VBE_INFO) {
GetBootInfo(video).vbeControl = (void*)(ullong)mbi->vbe_control_info;
GetBootInfo(video).vbeModeInfo = (void*)(ullong)mbi->vbe_mode_info;
GetBootInfo(video).vbeMode = mbi->vbe_mode;
GetBootInfo(video).vbeInterfaceSeg = mbi->vbe_interface_seg;
GetBootInfo(video).vbeInterfaceOff = mbi->vbe_interface_off;
GetBootInfo(video).vbeInterfaceLen = mbi->vbe_interface_len;
GetBootInfo(video).vbeValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_VBE_INFO) {
BtGetBootInfo(video).vbeControl = (void*)(ullong)mbi->vbe_control_info;
BtGetBootInfo(video).vbeModeInfo = (void*)(ullong)mbi->vbe_mode_info;
BtGetBootInfo(video).vbeMode = mbi->vbe_mode;
BtGetBootInfo(video).vbeInterfaceSeg = mbi->vbe_interface_seg;
BtGetBootInfo(video).vbeInterfaceOff = mbi->vbe_interface_off;
BtGetBootInfo(video).vbeInterfaceLen = mbi->vbe_interface_len;
BtGetBootInfo(video).vbeValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_FRAMEBUFFER_INFO) {
GetBootInfo(video).framebufferAddr = (void*)(ullong)mbi->framebuffer_addr;
GetBootInfo(video).framebufferPitch = mbi->framebuffer_pitch;
GetBootInfo(video).framebufferWidth = mbi->framebuffer_width;
GetBootInfo(video).framebufferHeight= mbi->framebuffer_height;
GetBootInfo(video).framebufferBpp = mbi->framebuffer_bpp;
GetBootInfo(video).framebufferType = mbi->framebuffer_type;
GetBootInfo(video).fbuValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_FRAMEBUFFER_INFO) {
BtGetBootInfo(video).framebufferAddr = (void*)(ullong)mbi->framebuffer_addr;
BtGetBootInfo(video).framebufferPitch = mbi->framebuffer_pitch;
BtGetBootInfo(video).framebufferWidth = mbi->framebuffer_width;
BtGetBootInfo(video).framebufferHeight= mbi->framebuffer_height;
BtGetBootInfo(video).framebufferBpp = mbi->framebuffer_bpp;
BtGetBootInfo(video).framebufferType = mbi->framebuffer_type;
BtGetBootInfo(video).fbuValid = 1;
}
// Retrieves the firmware infos
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_CONFIG_TABLE) {
GetBootInfo(firmware).romTable = mbi->config_table;
GetBootInfo(firmware).romValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_CONFIG_TABLE) {
BtGetBootInfo(firmware).romTable = mbi->config_table;
BtGetBootInfo(firmware).romValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_APM_TABLE) {
GetBootInfo(firmware).apmTable = mbi->apm_table;
GetBootInfo(firmware).apmValid = 1;
if (BtGetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_APM_TABLE) {
BtGetBootInfo(firmware).apmTable = mbi->apm_table;
BtGetBootInfo(firmware).apmValid = 1;
}
}
@ -107,15 +107,15 @@ void InitBootInfo(multiboot_info_t *mbi)
//
// Entry point of the Kaleid kernel
//
noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
noreturn void BtStartKern(multiboot_info_t *mbInfo, int mbMagic)
{
error_t mapBad;
// We're not ready to deal with interrupts
DisableIRQs();
KeDisableIRQs();
//Initialize the BootInfo_t structure
InitBootInfo(mbInfo);
BtInitBootInfo(mbInfo);
// Kernel terminals
InitTerms();
@ -125,17 +125,17 @@ noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
KalAlwaysAssert(mbMagic == MULTIBOOT_BOOTLOADER_MAGIC);
KernLog("[Init] Kernel successfully loaded at %p with %x magic\n\n",
GetBootInfo(btldr).kernelAddr,
BtGetBootInfo(btldr).kernelAddr,
mbMagic
);
//Memory mapping
if ((mapBad = InitMemoryMap()))
StartPanic("[Init] The memory map failed to initialize. Error : %d",
if ((mapBad = MmInitMemoryMap()))
KeStartPanic("[Init] The memory map failed to initialize. Error : %d",
mapBad
);
// We're out
KernLog("\n[Init] Evil never dies !\n");
CrashSystem(); //yay
KeCrashSystem(); //yay
}

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

@ -30,5 +30,5 @@ Processor_t cpuTable[NCPUS] = {0};
BootInfo_t bootTab = {0};
Terminal_t *StdOut = 0, *StdDbg = 0;
volatile char PanicStr[PANICSTR_SIZE] = {0};
volatile char KePanicStr[PANICSTR_SIZE] = {0};

16
kaleid/kernel/io/term.c
View File

@ -52,9 +52,9 @@ error_t ClearTerm(Terminal_t *term)
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AcquireLock(&term->lock);
ExAcquireLock(&term->lock);
retcode = term->clear(term);
ReleaseLock(&term->lock);
ExReleaseLock(&term->lock);
return retcode;
}
@ -70,12 +70,12 @@ error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
if (term == NULL)
return EINVAL;
AcquireLock(&term->lock);
ExAcquireLock(&term->lock);
term->fgColor = fgColor;
term->bgColor = bgColor;
ReleaseLock(&term->lock);
ExReleaseLock(&term->lock);
return EOK;
}
@ -138,9 +138,9 @@ error_t PutOnTerm(Terminal_t *term, char ch)
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AcquireLock(&term->lock);
ExAcquireLock(&term->lock);
rc = PutOnTermUnlocked(term, ch);
ReleaseLock(&term->lock);
ExReleaseLock(&term->lock);
return rc;
}
@ -169,9 +169,9 @@ error_t PrintOnTerm(Terminal_t *term, const char *str)
if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK);
AcquireLock(&term->lock);
ExAcquireLock(&term->lock);
rc = PrintOnTermUnlocked(term, str);
ReleaseLock(&term->lock);
ExReleaseLock(&term->lock);
return rc;
}

16
kaleid/kernel/io/vga.c
View File

@ -59,9 +59,11 @@ error_t VGA_ClearTermUnlocked(Terminal_t *term)
//
error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch)
{
ushort *buffer = (ushort *)term->data;
const size_t offset = VGA_ComputeOffset(term, term->currentX, term->currentY);
buffer[offset] = VGA_ComputeEntry(ch, VGA_ComputeColorCode(term->fgColor, term->bgColor));
ushort *buffer = (ushort *)term->data;
const size_t offset =
VGA_ComputeOffset(term, term->currentX, term->currentY);
buffer[offset] = VGA_ComputeEntry(ch,
VGA_ComputeColorCode(term->fgColor, term->bgColor));
return EOK;
}
@ -71,7 +73,7 @@ error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch)
//
Terminal_t VGA_Terminal = {
.initDone = FALSE,
.lock = INITLOCK(KLOCK_MUTEX),
.lock = ExINITLOCK(KLOCK_MUTEX),
.name = "VGA Output Terminal",
.type = "VGA",
@ -98,9 +100,9 @@ void VGA_Init(void)
KalAssert(VGA_Terminal.initDone != INITOK);
//Use the infos provided in the BootInfo_t structure
VGA_Terminal.data = GetBootInfo(video).framebufferAddr;
VGA_Terminal.width = GetBootInfo(video).framebufferWidth;
VGA_Terminal.height = GetBootInfo(video).framebufferHeight;
VGA_Terminal.data = BtGetBootInfo(video).framebufferAddr;
VGA_Terminal.width = BtGetBootInfo(video).framebufferWidth;
VGA_Terminal.height = BtGetBootInfo(video).framebufferHeight;
VGA_Terminal.initDone = INITOK;
}

28
kaleid/kernel/ke/panic.c
View File

@ -33,11 +33,11 @@ noreturn void __assert_handler(const char *msg,
int line,
const char *func)
{
DisableIRQs();
KeDisableIRQs();
(void)file; (void)line; (void)func;
StartPanic("In function '%s', from %s line %d - assertion failed: '%s'",
KeStartPanic("In function '%s', from %s line %d - assertion failed: '%s'",
func, file, line, msg);
}
@ -45,42 +45,42 @@ noreturn void __assert_handler(const char *msg,
// Your best boy panic()
// This is CPU local...
//
noreturn void StartPanic(const char *fmt, ...)
noreturn void KeStartPanic(const char *fmt, ...)
{
va_list ap;
DisableIRQs();
KeDisableIRQs();
if (GetCurProc()) _SetCurProc(NULL);
if (StdOut == NULL) CrashSystem();
if (PsGetCurProc()) _PsSetCurProc(NULL);
if (StdOut == NULL) KeCrashSystem();
if (fmt == NULL) {
fmt = "(no message given)";
}
if (PanicStr[0] != 0) {
if (KePanicStr[0] != 0) {
PrintOnTermUnlocked(StdOut, "\nDouble panic!");
HaltCPU();
KeHaltCPU();
}
va_start(ap, fmt);
vsnprintf((char *)PanicStr, PANICSTR_SIZE, fmt, ap);
vsnprintf((char *)KePanicStr, PANICSTR_SIZE, fmt, ap);
va_end(ap);
PrintOnTermUnlocked(StdOut, "\nPanic!\n\n");
PrintOnTermUnlocked(StdOut, (char *)PanicStr);
PrintOnTermUnlocked(StdOut, (char *)KePanicStr);
HaltCPU();
KeHaltCPU();
}
//
// Oh well
//
noreturn void CrashSystem(void)
noreturn void KeCrashSystem(void)
{
while (1) {
DisableIRQs();
HaltCPU();
KeDisableIRQs();
KeHaltCPU();
}
}

28
kaleid/kernel/mm/heap.c
View File

@ -31,41 +31,41 @@ static void *_heap_end;
static size_t _heap_max;
// Lock NOT used internally, but used by KalAllocMemory() & co.
static Lock_t _heap_lock = INITLOCK(KLOCK_SPINLOCK);
static Lock_t _heap_lock = ExINITLOCK(KLOCK_SPINLOCK);
// Debugging stub
size_t GetAvailZoneSize(void *x) { (void)x; return 8 * MB; }
size_t MmGetAvailZoneSize(void *x) { (void)x; return 8 * MB; }
//
// Initializes heap managment
//
void InitHeap(void)
void MmInitHeap(void)
{
assert(_heap_end == NULL);
_heap_end = (void *)_HEAP_START;
_heap_max = lmin(8 * MB, GetAvailZoneSize((void *)_HEAP_START));
_heap_max = lmin(8 * MB, MmGetAvailZoneSize((void *)_HEAP_START));
}
//
// Acquires control of the heap's lock
//
void LockHeap(void)
void MmLockHeap(void)
{
AcquireLock(&_heap_lock);
ExAcquireLock(&_heap_lock);
}
//
// Releases control of the heap's lock
//
void UnlockHeap(void)
void MmUnlockHeap(void)
{
ReleaseLock(&_heap_lock);
ExReleaseLock(&_heap_lock);
}
//
// Returns the heap's current size
//
size_t GetHeapSize(void)
size_t MmGetHeapSize(void)
{
return (size_t)_heap_end - _HEAP_START;
}
@ -73,7 +73,7 @@ size_t GetHeapSize(void)
//
// Returns the heap's maximum size
//
size_t GetMaxHeapSize(void)
size_t MmGetMaxHeapSize(void)
{
return _heap_max;
}
@ -81,9 +81,9 @@ size_t GetMaxHeapSize(void)
//
// Changes the heap's maximal size
//
error_t SetMaxHeapSize(size_t new)
error_t MmSetMaxHeapSize(size_t new)
{
if (new > GetAvailZoneSize((void *)_HEAP_START)) {
if (new > MmGetAvailZoneSize((void *)_HEAP_START)) {
return ENOMEM;
}
@ -99,7 +99,7 @@ error_t SetMaxHeapSize(size_t new)
//
// Extends the heap's size
//
error_t GrowHeap(size_t req)
error_t MmGrowHeap(size_t req)
{
assert(req % alignof(QWORD));
@ -115,7 +115,7 @@ error_t GrowHeap(size_t req)
//
// Reduces the heap's size
//
error_t ShrinkHeap(size_t req)
error_t MmShrinkHeap(size_t req)
{
assert(req % alignof(QWORD));

10
kaleid/kernel/mm/malloc.c
View File

@ -36,19 +36,19 @@ error_t KalAllocMemory(void **ptr, size_t req, int flags, size_t align)
return EALIGN;
}
LockHeap();
MmLockHeap();
brk = _HEAP_START + GetHeapSize();
brk = _HEAP_START + MmGetHeapSize();
req = _ALIGN_UP(req + brk, align) - brk;
rc = GrowHeap(req);
rc = MmGrowHeap(req);
UnlockHeap();
MmUnlockHeap();
if (rc) {
if ((flags & M_CANFAIL) != 0)
return rc;
StartPanic("Out of memory");
KeStartPanic("Out of memory");
}
if (flags & M_ZEROED) {

12
kaleid/kernel/mm/map.c
View File

@ -25,22 +25,22 @@
#include <kernel/mm.h>
#include <kernel/term.h>
error_t InitMemoryMap(void)
error_t MmInitMemoryMap(void)
{
if (!GetBootInfo(memory).memValid && GetBootInfo(memory).mapValid)
if (!BtGetBootInfo(memory).memValid && BtGetBootInfo(memory).mapValid)
return ENXIO;
DebugLog("[InitMemoryMap] Memory map address : %p, length : %d\n",
GetBootInfo(memory).mapAddr, GetBootInfo(memory).mapLength);
BtGetBootInfo(memory).mapAddr, BtGetBootInfo(memory).mapLength);
if ((GetBootInfo(memory).upMemory / (MB/KB)) <= MINIMUM_RAM_SIZE)
if ((BtGetBootInfo(memory).upMemory / (MB/KB)) <= MINIMUM_RAM_SIZE)
return ENOMEM;
DebugLog("[InitMemoryMap] Low memory : %d Kio, Up memory : %d Mio\n",
GetBootInfo(memory).lowMemory, GetBootInfo(memory).upMemory / (MB/KB));
BtGetBootInfo(memory).lowMemory, BtGetBootInfo(memory).upMemory / (MB/KB));
return EOK;
}
void *GetMemoryMap(void)
void *MmGetMemoryMap(void)
{
return (void*)0;
}