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-rw-r--r--Source/Kernel/Core/SB.ns.cpp101
-rw-r--r--Source/Kernel/Core/SB.ns.h16
-rw-r--r--Source/Kernel/Core/Sys.ns.cpp7
-rw-r--r--Source/Kernel/Core/kmain.wtf.cpp72
-rw-r--r--Source/Kernel/Devices/Display/VESADisplay.class.cpp2
-rw-r--r--Source/Kernel/Makefile1
-rw-r--r--Source/Kernel/TaskManager/Process.class.cpp2
-rw-r--r--Source/Kernel/TaskManager/Task.ns.h3
-rw-r--r--Source/Kernel/VTManager/SimpleVT.class.cpp2
-rw-r--r--Source/Kernel/VTManager/SimpleVT.class.h4
-rw-r--r--Source/Library/Common/SimpleList.class.h2
11 files changed, 168 insertions, 44 deletions
diff --git a/Source/Kernel/Core/SB.ns.cpp b/Source/Kernel/Core/SB.ns.cpp
new file mode 100644
index 0000000..62714a1
--- /dev/null
+++ b/Source/Kernel/Core/SB.ns.cpp
@@ -0,0 +1,101 @@
+#include "SB.ns.h"
+#include <Mutex.class.h>
+#include <TaskManager/Task.ns.h>
+#include <MemoryManager/PhysMem.ns.h>
+#include <DeviceManager/Disp.ns.h>
+
+namespace SB {
+
+SimpleVT *sb = NULL;
+
+String msg;
+
+u16int boot_progress = 0;
+bool gone_multi = false;
+
+Mutex lock(MUTEX_FALSE);
+
+void init() {
+ sb = new SimpleVT(1, 80, STATUSBAR_FGCOLOR, STATUSBAR_BGCOLOR);
+ sb->map(0, 0);
+ sb->hideCursor();
+}
+
+void reinit() {
+ if (!gone_multi) return;
+ lock.waitLock();
+ delete sb;
+ sb = new SimpleVT(1, Disp::mode.textCols, STATUSBAR_FGCOLOR, STATUSBAR_BGCOLOR);
+ sb->map(0, 0);
+ sb->hideCursor();
+ lock.unlock();
+}
+
+void drawprogress(const String& s) {
+ *sb << "\nMelon is loading : {";
+ for (u32int i = 0; i < boot_progress; i++) *sb << ":";
+ *sb << ".";
+ sb->moveCursor(0, 45);
+ *sb << "}";
+ sb->moveCursor(0, 51);
+ *sb << "[" << s;
+ sb->moveCursor(0, 78);
+ *sb << "]";
+}
+
+void drawnormal() {
+ *sb << "\n [Up:" << (s64int)Time::uptime() << "s";
+ sb->moveCursor(0, 10);
+ *sb << "] [Mem:" << (s64int)PhysMem::free() << "/" << (s64int)PhysMem::total();
+ sb->moveCursor(0, 28);
+ *sb << "] [Proc.:" << (s64int)Task::processes->size();
+ sb->moveCursor(0, 39);
+ *sb << "] [Threads:" << (s64int)Task::threads->size();
+ sb->moveCursor(0, 52);
+ *sb << "] [" << msg;
+ sb->moveCursor(0, sb->width() - 2);
+ *sb << "]";
+}
+
+u32int thread(void*) {
+ while (!gone_multi); //Synchronize
+ while (1) {
+ lock.waitLock();
+ if (boot_progress != 0) {
+ drawprogress(msg);
+ } else {
+ drawnormal();
+ }
+ lock.unlock();
+ Task::currThread()->sleep(100);
+ }
+ return 0;
+}
+
+void gomulti() {
+ new Thread(thread, 0, true);
+ gone_multi = true;
+}
+
+void progress(const String& s) {
+ if (gone_multi) {
+ lock.waitLock();
+ boot_progress++;
+ msg = s;
+ lock.unlock();
+ } else {
+ boot_progress++;
+ drawprogress(s);
+ }
+}
+
+void message(const String& s) {
+ if (!gone_multi) return;
+ lock.waitLock();
+ boot_progress = 0;
+ msg = s;
+ drawnormal();
+ lock.unlock();
+}
+
+} //END NS
diff --git a/Source/Kernel/Core/SB.ns.h b/Source/Kernel/Core/SB.ns.h
new file mode 100644
index 0000000..687be02
--- /dev/null
+++ b/Source/Kernel/Core/SB.ns.h
@@ -0,0 +1,16 @@
+#ifndef DEF_SB_NS_H
+#define DEF_SB_NS_H
+
+//StatusBar namespace :)
+#include <VTManager/SimpleVT.class.h>
+
+namespace SB {
+ void init(); //Setup status bar with default 80col configuration
+ void reinit(); //Setup status bar querying Disp:: for text screen width
+ void gomulti(); //Launch new thread for status bar
+ void progress(const String& s); //Update progress
+ void message(const String& s); //Set a message
+
+}
+
+#endif
diff --git a/Source/Kernel/Core/Sys.ns.cpp b/Source/Kernel/Core/Sys.ns.cpp
index 59da244..05e0d7d 100644
--- a/Source/Kernel/Core/Sys.ns.cpp
+++ b/Source/Kernel/Core/Sys.ns.cpp
@@ -7,6 +7,7 @@
#include <UserManager/Usr.ns.h>
#include <MemoryManager/PhysMem.ns.h>
#include <DeviceManager/Time.ns.h>
+#include <Core/SB.ns.h>
#define DEBUGVT(x) SimpleVT *x = new SimpleVT(4, 56, PANIC_FGCOLOR, PANIC_BGCOLOR); x->map(); x->put('\n');
@@ -95,6 +96,7 @@ void stackTrace(u32int ebp, VirtualTerminal& vt, u32int maxframes, bool isUser)
//Used by PANIC() macro (see common.wtf.h)
void panic(char *message, char *file, u32int line) {
+ SB::message("PANIC");
asm volatile("cli");
DEBUGVT(vt);
@@ -106,6 +108,7 @@ void panic(char *message, char *file, u32int line) {
}
void panic(char *message, registers_t *regs, char *file, u32int line) {
+ SB::message("PANIC");
asm volatile("cli");
SimpleVT vt(15, 70, BSOD_FGCOLOR, BSOD_BGCOLOR);
@@ -129,6 +132,7 @@ void panic(char *message, registers_t *regs, char *file, u32int line) {
//Used by ASSERT() macro (see common.wtf.h)
void panic_assert(char *file, u32int line, char *desc) {
+ SB::message("ASSERTION FAILED");
asm volatile("cli");
DEBUGVT(vt);
@@ -140,17 +144,20 @@ void panic_assert(char *file, u32int line, char *desc) {
}
void shutdown_cleanup() {
+ SB::message("Cleaning up system");
asm volatile("cli");
Log::close();
}
void reboot() {
shutdown_cleanup();
+ SB::message("Rebooting...");
outb(0x64, 0xFE);
}
void halt() {
shutdown_cleanup();
+ SB::message("Halting");
String message("MELON SEZ : KTHXBYE, U CAN NAOW TURNZ OFF UR COMPUTER.");
SimpleVT vt(3, message.size() + 16, HALT_FGCOLOR, HALT_BGCOLOR);
vt.map();
diff --git a/Source/Kernel/Core/kmain.wtf.cpp b/Source/Kernel/Core/kmain.wtf.cpp
index 2dc0377..83fca7b 100644
--- a/Source/Kernel/Core/kmain.wtf.cpp
+++ b/Source/Kernel/Core/kmain.wtf.cpp
@@ -31,6 +31,7 @@
#include <VFS/VFS.ns.h>
#include <VFS/DirectoryNode.class.h>
#include <Core/Log.ns.h>
+#include <Core/SB.ns.h>
#include <Shell/KernelShell.class.h>
#include <Ressources/Graphics/logo.text.cxd>
@@ -107,6 +108,7 @@ void selectVideoMode(SimpleVT& v) {
u32int n = answer.toInt();
v.unmap();
if (n >= 0 and n < Disp::modes.size() and Disp::setMode(Disp::modes[n])) {
+ SB::reinit();
return;
} else {
Disp::setMode(Disp::modes[1]);
@@ -116,29 +118,9 @@ void selectVideoMode(SimpleVT& v) {
}
}
-#define STATUS(stat) { \
- progress++; \
- kvt->setColor(STATUSBAR_FGCOLOR, STATUSBAR_BGCOLOR); \
- line = kvt->csrlin(); \
- kvt->moveCursor(0, 0); \
- *kvt << "Melon is loading : {"; \
- for (u32int i = 0; i < progress; i++) *kvt << ":"; \
- *kvt << ". "; \
- kvt->moveCursor(0, 42); \
- *kvt << "} "; \
- kvt->moveCursor(0, 51); \
- *kvt << "[" << stat; \
- kvt->moveCursor(0, 78); \
- *kvt << "] "; \
- kvt->setColor(KVT_FGCOLOR, KVT_BGCOLOR); \
- kvt->moveCursor(line, 0); \
-}
-
void kmain(multiboot_info_t* mbd, u32int magic) {
DEBUG("Entering kmain.");
- u16int progress = 0, line; //For logger
-
if (magic != MULTIBOOT_BOOTLOADER_MAGIC) {
Mem::placementAddress = (u32int)&end; //Setup basic stuff so that PANIC will work
VGATextOutput *vgaout = new VGATextOutput();
@@ -163,37 +145,41 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
VGATextOutput *vgaout = new VGATextOutput();
Disp::setText(vgaout);
+ SB::init();
+
//Create a VT for logging what kernel does
- kvt = new ScrollableVT(25, 80, 20, KVT_FGCOLOR, KVT_BGCOLOR);
- kvt->map(0, 0);
- *kvt << "Melon is loading :\n";
+ SB::progress("Create kernel VT");
+ kvt = new ScrollableVT(24, 80, 20, KVT_FGCOLOR, KVT_BGCOLOR);
+ kvt->map(1, 0);
+ kvt->moveCursor(0, 0);
- STATUS("IDT");
+ SB::progress("IDT");
IDT::init(); //Setup interrupts
- STATUS("Paging");
+ SB::progress("Paging");
u32int totalRam = ((mbd->mem_upper + mbd->mem_lower) * 1024);
PhysMem::initPaging(totalRam); //Setup paging
- STATUS("GDT");
+ SB::progress("GDT");
GDT::init(); //Initialize real GDT, not fake one from loader.wtf.asm
PhysMem::removeTemporaryPages(); //Remove useless page mapping
- STATUS("Heap");
+ SB::progress("Heap");
Mem::createHeap(); //Create kernel heap
Dev::registerDevice(vgaout);
- STATUS("Timer");
+ SB::progress("Timer");
Dev::registerDevice(new Timer()); //Initialize timer
String kcmdline((char*)mbd->cmdline);
- STATUS("Multitasking");
+ SB::progress("Multitasking");
Task::initialize(kcmdline, kvt); //Initialize multitasking
+ SB::gomulti();
asm volatile("sti");
//*************************************** PARSE COMMAND LINE
- STATUS("Parse command line");
+ SB::progress("Parse command line");
Vector<String> opts = kcmdline.split(" ");
String keymap = "builtin", init = "/System/Applications/PaperWork.app";
String root = "ramfs:0";
@@ -210,15 +196,15 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
//*************************************** DEVICE SETUP
- STATUS("Keyboard"); Dev::registerDevice(new PS2Keyboard()); //Initialize keyboard driver
+ SB::progress("Keyboard"); Dev::registerDevice(new PS2Keyboard()); //Initialize keyboard driver
Kbd::setFocus(kvt); //Set focus to virtual terminal
- STATUS("VESA"); if (enableVESA) Dev::registerDevice(new VESADisplay());
- STATUS("Floppy"); FloppyController::detect();
- STATUS("Hard disk drives"); ATAController::detect();
+ SB::progress("VESA"); if (enableVESA) Dev::registerDevice(new VESADisplay());
+ SB::progress("Floppy"); FloppyController::detect();
+ SB::progress("Hard disk drives"); ATAController::detect();
//*************************************** MOUNT FILESYSTEMS
- STATUS("Root filesystem");
+ SB::progress("Root filesystem");
{ // mount root filesystem
if (!VFS::mount(String("/:") += root, kvt, mbd)) PANIC("Cannot mount root filesystem.");
}
@@ -226,7 +212,7 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
cwd = VFS::getRootNode();
Task::currProcess()->setCwd(cwd);
- STATUS("File systems");
+ SB::progress("File systems");
// mount other filesystems
for (u32int i = 0; i < mount.size(); i++) {
VFS::mount(mount[i], kvt, mbd);
@@ -243,35 +229,38 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
//*************************************** LOAD SYSTEM STUFF
- STATUS("Logging");
+ SB::progress("Logging");
Log::init(KL_STATUS); //Setup logging
Log::log(KL_STATUS, "kmain : Melon booting.");
if (keymap != "builtin") {
- STATUS("Keymap");
+ SB::progress("Keymap");
if (!Kbd::loadKeymap(keymap)) Log::log(KL_WARNING, String("WARNING : Could not load keymap ") += keymap += ", using built-in keymap instead.");
}
- STATUS("Users");
+ SB::progress("Users");
Usr::load(); //Setup user managment
Log::log(KL_STATUS, "kmain : User list loaded");
if (init.empty()) {
- STATUS("= LAUNCHING KERNEL SHELL =");
+ SB::progress("Start kernel shell");
*kvt << "\n";
new KernelShell(cwd, kvt);
+ SB::message("Melon is running \\o/");
while (KernelShell::getInstances() > 0) {
Task::currThread()->sleep(100);
}
Sys::halt();
} else {
- STATUS("= VIDEO MODE DETECTION =");
+ SB::progress("Video mode selection");
selectVideoMode(*kvt);
+ SB::progress("Logo setup");
//Create a VT for handling the Melon bootup logo
SimpleVT *melonLogoVT = new SimpleVT(melonLogoLines, melonLogoCols, TXTLOGO_FGCOLOR, TXTLOGO_BGCOLOR);
melonLogoVT->map(1);
new Thread(logoAnimation, (void*)melonLogoVT, true);
+ SB::progress("Launch INIT");
Process* p = Process::run(init, 0);
if (p == 0) {
PANIC((char*)(u8int*)ByteArray(String("Could not launch init : ") += init));
@@ -284,6 +273,7 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
p->setInVT(vt);
p->setOutVT(vt);
p->start();
+ SB::message("Init started");
while (p->getState() != P_FINISHED) Task::currThread()->sleep(100);
PANIC("Init has terminated");
}
diff --git a/Source/Kernel/Devices/Display/VESADisplay.class.cpp b/Source/Kernel/Devices/Display/VESADisplay.class.cpp
index 2992910..d06aaee 100644
--- a/Source/Kernel/Devices/Display/VESADisplay.class.cpp
+++ b/Source/Kernel/Devices/Display/VESADisplay.class.cpp
@@ -313,7 +313,7 @@ bool VESADisplay::textScroll(u16int line, u16int col, u16int height, u16int widt
for (u32int i = 0; i < width; i++) {
drawChar(line + height - 1, col + i, " ", color);
}
- m_csrBuff.line--;
+ if (m_csrBuff.line == line + height - 1) m_csrBuff.line--;
drawCsr();
return true;
}
diff --git a/Source/Kernel/Makefile b/Source/Kernel/Makefile
index 0f244d5..6a44ecf 100644
--- a/Source/Kernel/Makefile
+++ b/Source/Kernel/Makefile
@@ -14,6 +14,7 @@ Objects = Core/loader.wtf.o \
Core/kmain.wtf.o \
Core/Sys.ns.o \
Core/Log.ns.o \
+ Core/SB.ns.o \
MemoryManager/Mem.ns.o \
MemoryManager/PhysMem.ns.o \
MemoryManager/GDT.wtf.o \
diff --git a/Source/Kernel/TaskManager/Process.class.cpp b/Source/Kernel/TaskManager/Process.class.cpp
index bca5f1c..4c23df0 100644
--- a/Source/Kernel/TaskManager/Process.class.cpp
+++ b/Source/Kernel/TaskManager/Process.class.cpp
@@ -76,12 +76,14 @@ Process::Process(String binfile, u32int uid) : Ressource(PRIF_OBJTYPE, m_callTab
m_userHeap = new Heap();
u32int heapIdxSize = PhysMem::total() * 16 + 0x10000;
m_userHeap->create(USERHEAPSTART, USERHEAPINITSIZE + heapIdxSize, heapIdxSize, m_pagedir, true, true);
+ Task::registerProcess(this);
}
Process::~Process() {
exit(); //Kill all threads
delete m_pagedir;
delete m_userHeap;
+ Task::unregisterProcess(this);
}
void Process::start() {
diff --git a/Source/Kernel/TaskManager/Task.ns.h b/Source/Kernel/TaskManager/Task.ns.h
index 056e4c0..4d2a48d 100644
--- a/Source/Kernel/TaskManager/Task.ns.h
+++ b/Source/Kernel/TaskManager/Task.ns.h
@@ -9,6 +9,9 @@ namespace Task {
Thread* currThread();
Process* currProcess();
+ extern SimpleList <Process*> *processes;
+ extern SimpleList <Thread*> *threads;
+
void initialize(String cmdline, VirtualTerminal *vt); //cmdline should be the bootloader kernel command line, if anybody needs it
void doSwitch();
void triggerSwitch();
diff --git a/Source/Kernel/VTManager/SimpleVT.class.cpp b/Source/Kernel/VTManager/SimpleVT.class.cpp
index 4a16b54..28f9f98 100644
--- a/Source/Kernel/VTManager/SimpleVT.class.cpp
+++ b/Source/Kernel/VTManager/SimpleVT.class.cpp
@@ -9,6 +9,7 @@ SimpleVT::SimpleVT(u32int rows, u32int cols, u8int fgcolor, u8int bgcolor) : Vir
m_rows = rows;
m_cols = cols;
m_mapped = false;
+ m_hideCursor = false;
setColor(fgcolor, bgcolor);
clear();
@@ -87,6 +88,7 @@ void SimpleVT::scroll() {
void SimpleVT::updateCursor() {
if (!m_mapped) return;
+ if (m_hideCursor) return;
Disp::moveCursor(m_csrlin + m_maprow, m_csrcol + m_mapcol);
}
diff --git a/Source/Kernel/VTManager/SimpleVT.class.h b/Source/Kernel/VTManager/SimpleVT.class.h
index 6125d10..8639a82 100644
--- a/Source/Kernel/VTManager/SimpleVT.class.h
+++ b/Source/Kernel/VTManager/SimpleVT.class.h
@@ -10,7 +10,7 @@ class SimpleVT : public VirtualTerminal {
u8int m_color;
u32int m_maprow, m_mapcol;
- bool m_mapped;
+ bool m_mapped, m_hideCursor;
u32int m_csrlin, m_csrcol;
@@ -27,6 +27,8 @@ class SimpleVT : public VirtualTerminal {
u8int csrlin() { return m_csrlin; }
u8int csrcol() { return m_csrcol; }
+ void hideCursor(bool hide = true) { m_hideCursor = hide; }
+
void map(s32int row = -1, s32int col = -1);
void unmap();
virtual void redraw();
diff --git a/Source/Library/Common/SimpleList.class.h b/Source/Library/Common/SimpleList.class.h
index 2bbbace..5806155 100644
--- a/Source/Library/Common/SimpleList.class.h
+++ b/Source/Library/Common/SimpleList.class.h
@@ -78,7 +78,7 @@ class SimpleList {
u32int size() {
if (m_next == 0)
- return 0;
+ return 1;
return m_next->size() + 1;
}
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 16:45:41 +0000