Memory struct

Makefile

@@ -127,7 +127,7 @@ $(KOBJDIR)/prog.o: $(KERNELDIR)/extras/prog.c
 kal_kern_obj= $(KOBJDIR)/kernel/cpuid.o $(KOBJDIR)/kernel/init.o    \
 	  $(KOBJDIR)/kernel/table.o $(KOBJDIR)/kernel/cursor.o          \
 	  $(KOBJDIR)/kernel/term.o $(KOBJDIR)/kernel/vga.o              \
-	  $(KOBJDIR)/kernel/panic.o
+	  $(KOBJDIR)/kernel/panic.o $(KOBJDIR)/kernel/map.o             \
 
 $(KOBJDIR)/kernel/cpuid.o: $(KERNELDIR)/kernel/cpu/cpuid.c
 	@$(KCC) $< -o $@
@@ -150,6 +150,9 @@ $(KOBJDIR)/kernel/vga.o: $(KERNELDIR)/kernel/io/vga.c
 $(KOBJDIR)/kernel/panic.o: $(KERNELDIR)/kernel/ke/panic.c
 	@$(KCC) $< -o $@
 	@echo ${CL2}[$@] ${CL}Compiled.${CL3}
+$(KOBJDIR)/kernel/map.o: $(KERNELDIR)/kernel/mm/map.c
+	@$(KCC) $< -o $@
+	@echo ${CL2}[$@] ${CL}Compiled.${CL3}
 
 ## MISC MAKEFILE ------------------------------------------------------------- #
 ./ProjectTree: ./.stylehlp_sh

kaleid/include/kernel/base.h

@@ -42,6 +42,7 @@ typedef struct Terminal_t       Terminal_t;
 typedef struct ListHead_t       ListHead_t;
 typedef struct ListNode_t       ListNode_t;
 typedef struct Processor_t      Processor_t;
+typedef struct MemoryMap_t      MemoryMap_t;
 
 typedef enum ProcState_t        ProcState_t;
 typedef enum TermColor_t        TermColor_t;
@@ -96,11 +97,17 @@ struct Processor_t
     ListHead_t     *timeCritProcs;
 };
 
+struct MemoryMap_t
+{
+    void *addr;
+    int length;
+};
+
 //------------------------------------------//
 
 extern int              cpuCount;
 extern Processor_t      cpuTable[NCPUS];
-
+extern MemoryMap_t      memTab;
 //------------------------------------------//
 
 #define DEC_PER_CPU(name, field, type) \

kaleid/include/kernel/mm.h

@@ -21,3 +21,20 @@
 //  You should have received a copy of the GNU General Public License         //
 //  along with OS/K.  If not, see <https://www.gnu.org/licenses/>.            //
 //----------------------------------------------------------------------------//
+
+#include <multiboot/multiboot.h>
+#include <kernel/base.h>
+
+#define GetCurMemMap() (memTab)
+
+//
+// Returns a pointer to the first entry of the memory map
+//
+multiboot_memory_map_t *GetMemoryMap(void);
+
+//
+// Initializes the memory map structure
+//
+void InitMemoryMap(multiboot_info_t *mbInfo);
+
+// -------------------------------------------------------------------------- //

kaleid/kernel/init/init.c

@@ -24,9 +24,7 @@
 #include <multiboot/multiboot.h>
 #include <kernel/term.h>
 #include <kernel/panic.h>
-
+#include <kernel/mm.h>
-
-extern void testf(void);
 
 //
 // Entry point of the Kaleid kernel
@@ -39,21 +37,12 @@ noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
     // Kernel terminals
     InitTerms();
 
-    // We're out
+    //Memory mapping
-    StartPanic( "We were loaded by : %s\n\n\n"
+    InitMemoryMap(mbInfo);
-                "We get\n"
-                " *mbInfo   : %p\n"
-                " mbMagic   : %x\n"
-                " mbBootdrv : %x\n"
-                " *mbMmap   : %p\n"
-                "  `-length : %d\n"
-                "\nGoodbye World :(",
 
-                mbInfo->boot_loader_name,
+    KernLog("InitMemoryMap : %p, %x\n", GetCurMemMap().addr, GetCurMemMap().length );
-                mbInfo,
+
-                mbMagic,
+    // We're out
-                mbInfo->boot_device,
+    KernLog("Yup, we have magic : %x", mbMagic);
-                mbInfo->mmap_addr,
+    CrashSystem(); //yay
-                mbInfo->mmap_length
-               );
 }

kaleid/kernel/init/table.c

@@ -27,5 +27,7 @@
 int             cpuCount = 1;
 Processor_t     cpuTable[NCPUS] = {0};
 
+MemoryMap_t     memTab = {0};
+
 Terminal_t      *stdOut = 0, *stdDbg = 0;