Added interrupts on the A9 side of the 3DS

code for A9 doesn't work at all for the A11 - or I missed the interrupt table
location (Which I think should be in AXIWRAM)

kernel/hal/3ds/Makefile

@@ -4,7 +4,7 @@ ARM11SRCS = $(shell find arm11 -name '*.cpp' -o -name '*.[cS]')
 ARM9OBJS = $(addsuffix .o,$(basename $(ARM9SRCS)))
 ARM11OBJS = $(addsuffix .o,$(basename $(ARM11SRCS)))
 ARM9FLAGS = -mcpu=arm946e-s -march=armv5te -mlittle-endian
-ARM11FLAGS = -mcpu=mpcore -mlittle-endian
+ARM11FLAGS = -mcpu=mpcore -mlittle-endian -mtune=mpcore -mfpu=vfp
 
 CPP = $(PREFIX)g++
 CC = $(PREFIX)gcc

kernel/hal/3ds/arm11/asm/a11snippets.S

@@ -0,0 +1,72 @@
+.section .text
+.global _a11vectors_begin
+.global _a11vectors_end
+.extern _start
+_a11vectors_begin:
+  //b start
+  b data_abort
+  b fiq
+  b irq
+  b prefetch_abort
+  b _svc
+  b udi
+start:
+  b =_start
+.extern handleINT11
+data_abort:
+  sub lr, #8
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #0
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+fiq:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #1
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+irq:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #2
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+prefetch_abort:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #3
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+_svc:
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #4
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+udi:
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #5
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT11
+_a11vectors_end:
+.global initInterrupts
+initInterrupts:
+  MCR p15, 0, r0, c7, c7, 0
+  bx lr

kernel/hal/3ds/arm11/init/arm11init.cpp

@@ -2,34 +2,28 @@
 //A11 SYS_CORE
 //If it's zero, SYS_CORE is ready for a new task
 #include <stdint.h>
-#include <stdfnt.h>
+#include <textDISP.hpp>
-void(**fpointer)(void)=(void(**)(void))0x1FFFFFF8;
+extern "C" void initInterrupts();
-void  __attribute__((naked)) arm11Stub(void)
+void(**fpointer)(void*)=(void(**)(void*))0x1FFFFFF8;
-{
+void **farg = (void**)0x1FFFFFFC;
-    //Disable interrupts
+//Flags:
-    __asm(".word 0xF10C01C0");
+//0: Output from ARM11
-
+//1: puts() lock
-    //Wait for the entry to be set
+uint32_t *flags = (uint32_t*)0x1FFFFFF4;
-    while(*fpointer == &arm11Stub);
+namespace MTGosHAL {
-
+void mainRoutine(void*) {
-    //Jump to it
+  *farg=nullptr;
-    (*fpointer)();
-}
-void mainRoutine() {
   *fpointer=nullptr;
   while(true) {
     if(!(*fpointer))
       continue;
-    (*fpointer)();
+    (*fpointer)(*farg);
+    *farg=nullptr;
     *fpointer=nullptr;
+    *flags&=~1;
   }
 }
-unsigned int seed=0;
+void initScreen(void*) {
-unsigned int random() {
-  return seed=0x41C64E6D * seed + 0x00006073;
-}
-#define CALCXY_top(x,y) ((x)*240+240-(y))
-void initScreen() {
   //top screen lfb size: 0x5dc00
   //bottom screen lfb size: 0x4b000
   //lfb locations: 0x18000000 (left 1)
@@ -38,6 +32,9 @@ void initScreen() {
   //lfb locations: 0x18120000 (right 2)
   //lfb locations: 0x18180000 (bottom 1)
   //lfb locations: 0x181D0000 (bottom 2)
+  unsigned int *lfbs = (unsigned int*)0x18000000;
+  for(int i=0;i<475136;i++)
+    lfbs[i]=0;
   unsigned int *fb_init=(unsigned int*)0x10400400;
   fb_init[0x70/4]&=~0x7;
   fb_init[0x170/4]&=~0x7;
@@ -49,18 +46,42 @@ void initScreen() {
   fb_init[0x168/4]=0x18180000;
   fb_init[0x16C/4]=0x181D0000;
   fb_init[0x190/4]=960;
-  int *lfb=(int*)0x18060000;
+}
-  for(int bx=0;bx<32;bx++) {
+void testSVC(void*) {
-    for(int by=0;by<8;by++) {
+  initInterrupts();
-      for(int x=0;x<8;x++) {
+  asm volatile("svc #1");
-        for(int y=0;y<8;y++) {
+}
-          if(font[bx+by*32][y]&(1<<x))
+}
-            lfb[CALCXY_top(bx*8+x,by*8+y)]=0xFFFFFF00;
+struct cpu_info {
-          else
+  unsigned int pc;
-            lfb[CALCXY_top(bx*8+x,by*8+y)]=0x0;
+  unsigned int r12;
-        }
+  unsigned int r11;
-      }
+  unsigned int r10;
-    }
+  unsigned int r9;
-  }
+  unsigned int r8;
-  fb_init[0x78/4]=1;
+  unsigned int r7;
+  unsigned int r6;
+  unsigned int r5;
+  unsigned int r4;
+  unsigned int r3;
+  unsigned int r2;
+  unsigned int r1;
+  unsigned int retAddr;
+};
+extern "C"  void handleINT11(uint32_t stack, uint32_t id) {
+  MTGosHAL::Screen out;
+  *flags|=1;
+  out << MTGosHAL::Base::HEXADECIMAL << MTGosHAL::FG_color::RED << "Interrupt! " << (int)stack << "-" << (int)id << "\n";
+  struct cpu_info *cpu=(struct cpu_info*)stack;
+  out << "handler addr " << (int) cpu->pc << "\n";
+  out << "R1 " << (int) cpu->r1 << ", R2 " << (int)cpu->r2 << "\n";
+  out << "R3 " << (int) cpu->r3 << ", R4 " << (int)cpu->r4 << "\n";
+  out << "R5 " << (int) cpu->r5 << ", R6 " << (int)cpu->r6 << "\n";
+  out << "R7 " << (int) cpu->r7 << ", R8 " << (int)cpu->r8 << "\n";
+  out << "R9 " << (int) cpu->r9 << ", SL " << (int)cpu->r10 << "\n";
+  out << "FP " << (int) cpu->r11 << ", IP " << (int)cpu->r12 << "\n";
+  out << "SP " << (int) stack << ", PC " << (int)cpu->retAddr << "\n";
+  *flags&=~1;
+  if((id!=1)&&(id!=2)&&(id!=4))
+    for(;;);
 }

kernel/hal/3ds/arm11/io/a11textDISP.cpp

@@ -0,0 +1,99 @@
+#include <base.hpp>
+#include <textDISP.hpp>
+#include <stdfnt.h>
+int x=0, y=0;
+extern uint32_t *flags;
+namespace MTGosHAL {
+   FG_color fg=FG_color::WHITE;
+   BG_color bg=BG_color::BLACK;
+   uint32_t* toplfb = (uint32_t*)0x18000000;
+   uint32_t* bottomlfb = (uint32_t*)0x18180000;
+   int base=10;
+
+  void Screen::putChar(char c) {
+    while(*flags&2); //to prevent garbage to be displayed when ARM9&ARM11 are trying to access it at the same time
+    *flags|=2;
+    switch(c) {
+      case '\n':
+        x=0; y++;
+        break;
+      case '\r':
+        x=0;
+        break;
+      case '\b':
+        x--;
+        if(x<0) x=0;
+        putChar(' ');
+        x--;
+        if(x<0) x=0;
+        break;
+      case '\0':
+        break;
+      default:
+        for(int lx=0;lx<8;lx++) {
+          for(int ly=0;ly<8;ly++) {
+            if(font[(int)((uint8_t)c)][ly]&(1<<lx)) {
+              if(y>=TOP_SCREEN_HEIGHT)
+                bottomlfb[CALCXY(x*8+lx,(y-TOP_SCREEN_HEIGHT)*8+ly)]=__builtin_bswap32(static_cast<uint32_t>(fg));
+              else
+                toplfb[CALCXY(x*8+lx,(y)*8+ly)]=__builtin_bswap32(static_cast<uint32_t>(fg));
+            } else {
+              if(y>=TOP_SCREEN_HEIGHT)
+                bottomlfb[CALCXY(x*8+lx,(y-TOP_SCREEN_HEIGHT)*8+ly)]=__builtin_bswap32(static_cast<uint32_t>(bg));
+              else
+                toplfb[CALCXY(x*8+lx,(y)*8+ly)]=__builtin_bswap32(static_cast<uint32_t>(bg));
+            }
+          }
+        }
+      x++;
+      if(x==(y>=TOP_SCREEN_HEIGHT?BOTTOM_SCREEN_WIDTH:TOP_SCREEN_WIDTH)) {
+        x=0;
+        y++;
+      }
+      break;
+    }
+    if(y>=TOP_SCREEN_HEIGHT+BOTTOM_SCREEN_HEIGHT)
+      scroll_impl();
+    *flags&=~2; //Unlock
+  }
+  void Screen::clrscr_impl() {
+    for(int p=0;p<400*240;p++)
+      toplfb[p]=__builtin_bswap32(static_cast<uint32_t>(bg));
+    for(int p=0;p<320*240;p++)
+      bottomlfb[p]=__builtin_bswap32(static_cast<uint32_t>(bg));
+  }
+  void Screen::scroll_impl() {
+    for(int ly=0;ly<240-8;ly++) {
+      for(int lx=0;lx<400;lx++) {
+        toplfb[CALCXY(lx,ly)]=toplfb[CALCXY(lx,ly+8)];
+      }
+    }
+    for(int ly=0;ly<8;ly++) {
+      for(int lx=0;lx<40;lx++) {
+        toplfb[CALCXY(lx,ly+240-8)]=__builtin_bswap32(static_cast<uint32_t>(bg));
+      }
+      for(int lx=40;lx<360;lx++) {
+        toplfb[CALCXY(lx,ly+240-8)]=bottomlfb[CALCXY(lx-40,ly)];
+      }
+      for(int lx=360;lx<400;lx++) {
+        toplfb[CALCXY(lx,ly+240-8)]=__builtin_bswap32(static_cast<uint32_t>(bg));
+      }
+    }
+    for(int ly=0;ly<240-8;ly++) {
+      for(int lx=0;lx<320;lx++) {
+        bottomlfb[CALCXY(lx,ly)]=bottomlfb[CALCXY(lx,ly+8)];
+      }
+    }
+    for(int ly=240-8;ly<240;ly++) {
+      for(int lx=0;lx<320;lx++) {
+        bottomlfb[CALCXY(lx,ly)]=__builtin_bswap32(static_cast<uint32_t>(bg));
+      }
+    }
+    y--;
+  }
+  auto Screen::a11puts(const char *s) -> void {
+    int i=0;
+    while(s[i])
+      putChar(s[i]);
+  }
+}

kernel/hal/3ds/arm9/asm/snippets.S

@@ -0,0 +1,68 @@
+.section .text
+.global _a9vectors_begin
+.global _a9vectors_end
+.extern _start
+_a9vectors_begin:
+  //b start
+  b data_abort
+  b fiq
+  b irq
+  b prefetch_abort
+  b _svc
+  b udi
+start:
+  b =_start
+.extern handleINT9
+data_abort:
+  sub lr, #8
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #0
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+fiq:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #1
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+irq:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #2
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+prefetch_abort:
+  sub lr, #4
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #3
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+_svc:
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #4
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+udi:
+  stmdb sp!, {r0-r12,lr}
+  mov r0, sp
+  mov r1, #5
+  ldr r2, [pc, #4]
+  blx r2
+  ldmia sp!, {r0-r12, pc}^
+.word handleINT9
+_a9vectors_end:

kernel/hal/3ds/arm9/boot/boot.S

@@ -44,8 +44,8 @@ _start:
   mrc p15, 0, r0, c1, c0, 0  // read control register
   orr r0, r0, #(1<<18)       // - itcm enable
   orr r0, r0, #(1<<16)       // - dtcm enable
-  orr r0, r0, #(1<<12)       // - instruction cache enable
+  //orr r0, r0, #(1<<12)       // - instruction cache enable
-  orr r0, r0, #(1<<2)        // - data cache enable
+  //orr r0, r0, #(1<<2)        // - data cache enable
   orr r0, r0, #(1<<0)        // - mpu enable
   mcr p15, 0, r0, c1, c0, 0  // write control register
 

kernel/hal/3ds/arm9/init/init.cpp

@@ -1,14 +1,74 @@
-void  __attribute__((naked)) arm11Stub(void);
+#include <textDISP.hpp>
-void mainRoutine();
-void initScreen();
-void(**a11fpointer)(void)=(void(**)(void))0x1FFFFFF8;
-extern "C" void init() {
-  *a11fpointer=&arm11Stub;
-  for(int i=0;i<100;i++);
-  *a11fpointer=&mainRoutine;
-  while(*a11fpointer);
-  *a11fpointer=&initScreen;
-  while(*a11fpointer);
 
-  while(true);
+void(**a11fpointer)(void*)=(void(**)(void*))0x1FFFFFF8;
+void **a11farg = (void**)0x1FFFFFFC;
+extern uint32_t *flags;
+extern unsigned int _a9vectors_begin;
+extern unsigned int _a9vectors_end;
+extern unsigned int _a11vectors_begin;
+extern unsigned int _a11vectors_end;
+namespace MTGosHAL {
+  void mainRoutine(void*);
+  void initScreen(void*);
+  void testSVC(void*);
+  void main() {
+    *a11farg = 0;
+    *a11fpointer=&mainRoutine;
+    while(*a11fpointer);
+    *a11fpointer=&initScreen;
+    while(*a11fpointer);
+    unsigned int * output=(unsigned int*)0x08000000;
+    Screen out;
+    out << "Waiting for interrupt...\n";
+    out << "Copying " << &_a9vectors_end-&_a9vectors_begin << " words...\n";
+    for(int i=0;i<(&_a9vectors_end-&_a9vectors_begin);i++) {
+      output[i]=(&_a9vectors_begin)[i];
+    }
+    asm volatile("svc #0\n");
+    out << "Did it work?\nSetting up A11 interrupts\n";
+    output=(unsigned int*)0x1FF80000;
+    out << "Copying " << &_a11vectors_end-&_a11vectors_begin << " words...\n";
+    for(int i=0;i<(&_a11vectors_end-&_a11vectors_begin);i++) {
+      output[i]=(&_a11vectors_begin)[i];
+    }
+    out << "Done!\n";
+    *a11fpointer=&testSVC;
+    while(*a11fpointer);
+    out << "Did it work?\n";
+    for(;;);
+  }
+}
+extern "C" void init() {
+  MTGosHAL::main();
+}
+struct cpu_info {
+  unsigned int pc;
+  unsigned int r12;
+  unsigned int r11;
+  unsigned int r10;
+  unsigned int r9;
+  unsigned int r8;
+  unsigned int r7;
+  unsigned int r6;
+  unsigned int r5;
+  unsigned int r4;
+  unsigned int r3;
+  unsigned int r2;
+  unsigned int r1;
+  unsigned int retAddr;
+};
+extern "C" void handleINT9(uint32_t stack, uint32_t id) {
+  MTGosHAL::Screen out;
+  out << MTGosHAL::Base::HEXADECIMAL << MTGosHAL::FG_color::RED << "Interrupt! " << (int)stack << "-" << (int)id << "\n";
+  struct cpu_info *cpu=(struct cpu_info*)stack;
+  out << "handler addr " << (int) cpu->pc << "\n";
+  out << "R1 " << (int) cpu->r1 << ", R2 " << (int)cpu->r2 << "\n";
+  out << "R3 " << (int) cpu->r3 << ", R4 " << (int)cpu->r4 << "\n";
+  out << "R5 " << (int) cpu->r5 << ", R6 " << (int)cpu->r6 << "\n";
+  out << "R7 " << (int) cpu->r7 << ", R8 " << (int)cpu->r8 << "\n";
+  out << "R9 " << (int) cpu->r9 << ", SL " << (int)cpu->r10 << "\n";
+  out << "FP " << (int) cpu->r11 << ", IP " << (int)cpu->r12 << "\n";
+  out << "SP " << (int) stack << ", PC " << (int)cpu->retAddr << "\n";
+  if((id!=1)&&(id!=2)&&(id!=4))
+    for(;;);
 }

kernel/hal/3ds/arm9/io/textDISP.cpp

@@ -0,0 +1,97 @@
+#include <base.hpp>
+#include <textDISP.hpp>
+//Flags:
+//0: Output from ARM11
+//1: puts() lock
+extern uint32_t *flags;
+namespace MTGosHAL {
+  auto Screen::puts(const char *s) -> void {
+
+    void(**a11fpointer)(void*)=(void(**)(void*))0x1FFFFFF8;
+    void **a11farg = (void**)0x1FFFFFFC;
+    int i=0;
+    while(s[i]) {
+      if(*flags&1)
+        putChar(s[i++]);
+      else {
+        while(*a11fpointer);
+        *a11farg=(void*)((unsigned int)s[i++]);
+        *a11fpointer=(void(*)(void*))&putChar;
+      }
+    }
+  }
+  auto Screen::clrscr() -> void {
+    void(**a11fpointer)(void*)=(void(**)(void*))0x1FFFFFF8;
+    while(*a11fpointer);
+    *a11fpointer=(void(*)(void*))(clrscr_impl);
+  }
+  auto Screen::scroll() -> void {
+    void(**a11fpointer)(void*)=(void(**)(void*))0x1FFFFFF8;
+    while(*a11fpointer);
+    *a11fpointer=(void(*)(void*))(scroll_impl);
+  }
+  template <>
+	auto Screen::operator<<<FG_color>(FG_color fg) -> Screen &{
+		fg=fg;
+		return *this;
+	}
+	template <>
+	auto Screen::operator<<<BG_color>(BG_color bg) -> Screen &{
+		bg=bg;
+		return *this;
+	}
+	auto Screen::setColor(FG_color fg) -> Screen &{
+		fg=fg;
+		return *this;
+	}
+	auto Screen::setColor(BG_color bg) -> Screen &{
+		bg=bg;
+		return *this;
+	}
+	auto Screen::setColor(FG_color fg, BG_color bg) -> Screen &{
+		return (*this).setColor(fg).setColor(bg);
+	}
+  template <>
+	auto Screen::operator<<<Base>(Base output) -> Screen & {
+		base=static_cast<int>(output);
+		return *this;
+	}
+	template <>
+	auto Screen::operator<<<int>(int op) -> Screen & {
+		uintptr_t output=op;
+		const char* chars="0123456789ABCDEF";
+		char buf[33];
+		buf[32]='\0';
+		char* ptr=buf+31;
+		do {
+			*(ptr--)=chars[output%base];
+			output/=base;
+		} while(output && (ptr!=buf));
+		puts(ptr+1);
+		return *this;
+	}
+	template <>
+	auto Screen::operator<<<long int>(long int op) -> Screen & {
+		uint64_t output=op;
+		const char* chars="0123456789ABCDEF";
+		char buf[65];
+		buf[64]='\0';
+		char* ptr=buf+63;
+		do {
+			*(ptr--)=chars[output%base];
+			output/=base;
+		} while(output && (ptr!=buf));
+		puts(ptr+1);
+		return *this;
+	}
+	template <>
+	auto Screen::operator<<<char>(char output) -> Screen & {
+		putChar(output);
+		return *this;
+	}
+	template <>
+	auto Screen::operator<<<char*>(char* output) -> Screen & {
+		puts(output);
+		return *this;
+	}
+}

kernel/hal/3ds/include/textDISP.hpp

@@ -0,0 +1,90 @@
+#ifndef _TEXTDISP_H
+#define _TEXTDISP_H
+#include <stdint.h>
+#include <base.hpp>
+#include <output.hpp>
+
+#define TOP_SCREEN_WIDTH 50
+#define TOP_SCREEN_HEIGHT 30
+#define BOTTOM_SCREEN_WIDTH 40
+#define BOTTOM_SCREEN_HEIGHT 30
+namespace MTGosHAL {
+	enum class BG_color : uint32_t {
+		BLACK=0x000000,
+		BLUE=0x0000AA,
+		GREEN=0x00AA00,
+		CYAN=0x00AAAA,
+		RED=0xAA0000,
+		MAGENTA=0xAA00AA,
+		BROWN=0xAA5500,
+		LIGHT_GREY=0xAAAAAA,
+		GREY=0x555555,
+		LIGHT_BLUE=0x5555FF,
+		LIGHT_GREEN=0x55FF55,
+		LIGHT_CYAN=0x55FFFF,
+		LIGHT_RED=0xFF5555,
+		LIGHT_MAGENTA=0xFF55FF,
+		YELLOW=0xFFFF55,
+		WHITE=0xFFFFFF
+	};
+	enum class FG_color : uint32_t {
+		BLACK=0x000000,
+		BLUE=0x0000AA,
+		GREEN=0x00AA00,
+		CYAN=0x00AAAA,
+		RED=0xAA0000,
+		MAGENTA=0xAA00AA,
+		BROWN=0xAA5500,
+		LIGHT_GREY=0xAAAAAA,
+		GREY=0x555555,
+		LIGHT_BLUE=0x5555FF,
+		LIGHT_GREEN=0x55FF55,
+		LIGHT_CYAN=0x55FFFF,
+		LIGHT_RED=0xFF5555,
+		LIGHT_MAGENTA=0xFF55FF,
+		YELLOW=0xFFFF55,
+		WHITE=0xFFFFFF
+	};
+  extern FG_color fg;
+  extern BG_color bg;
+  extern uint32_t* toplfb;
+  extern uint32_t* bottomlfb;
+  extern int base;
+	class Screen {
+  private:
+    static auto putChar(char c) -> void; //ARM11
+    static auto clrscr_impl() -> void; //ARM11
+    static auto scroll_impl() -> void;
+  public:
+    auto puts(const char *s) -> void;
+		auto a11puts(const char *s) -> void;
+    Screen(){
+    }
+    template <typename T>
+    auto operator<< (T output) -> Screen & {
+      puts(output);
+      return *this;
+    }
+    auto clrscr() -> void;
+    auto scroll() -> void;
+    auto setColor(FG_color fg) -> Screen &;
+    auto setColor(BG_color bg) -> Screen &;
+    auto setColor(FG_color fg, BG_color bg) -> Screen &;
+};
+template <>
+auto Screen::operator<<<FG_color>(FG_color fg) -> Screen &;
+template <>
+auto Screen::operator<<<BG_color>(BG_color bg) -> Screen &;
+template <>
+auto Screen::operator<<<Base>(Base output) -> Screen &;
+template <>
+auto Screen::operator<<<int>(int output) -> Screen &;
+template <>
+auto Screen::operator<<<long int>(long int output) -> Screen &;
+template <>
+auto Screen::operator<<<char>(char output) -> Screen &;
+template <>
+auto Screen::operator<<<char*>(char* output) -> Screen &;
+}
+#endif
+#define CALCXY(x,y) ((x)*240+239-(y))

kernel/kernel/c_include/stdint.h

@@ -8,7 +8,7 @@ typedef unsigned short         uint16_t;
 typedef unsigned int           uint32_t;
 typedef unsigned long long int uint64_t;
 typedef unsigned int           uintptr_t;
-
+typedef unsigned int           size_t;
 #else
 typedef signed char            int8_t;
 typedef signed short           int16_t;
@@ -19,5 +19,5 @@ typedef unsigned short         uint16_t;
 typedef unsigned int           uint32_t;
 typedef unsigned long int      uint64_t;
 typedef unsigned long int      uintptr_t;
-#endif
 typedef unsigned long int      size_t;
+#endif