added some physical memory management

1 files changed, 2 insertions, 90 deletions

diff --git a/kernel/kernel.c b/kernel/kernel.c
index 7c5f982..0e6b32e 100644
--- a/kernel/kernel.c
+++ b/kernel/kernel.c
@@ -36,96 +36,8 @@ void kernel_main()
     timer_init();
     scr_put_string_nl("Configured PIT Channel 0 : Mode 2 : 1/25 s.");
 
-    /*
-    //probe memory
-    scr_put_string_nl("Probing core memory...");
-    char *prober=0xf000;
-
-    for(;prober<0xfffffff;prober+=0xf00)
-    {
-	*prober='x';
-	if(*prober!='x')break;
-    
-    }
-
-    
-    //0xA5000
-    scr_put_hex((uint32_t)prober>>16);
-    scr_put_hex((uint32_t)prober&0xffff);
-    scr_put_string_nl(" finished!");
-    //
-
-    */
-
-    uint16_t *memmap=0x7c00+0x120;
-    uint32_t avail_mem=0;
-
-    //print memory map:
-    
-    while(1)
-    {
-	if(memmap[8]==0)break;
-	if(memmap[8]==1)
-	{
-	    avail_mem+=memmap[4]+(memmap[5]<<16); 
-	}
-	//bytes: 8 8 4 4// 
-	//scr_put_hex(memmap[3]);
-	//scr_put_string(" ");
-	//scr_put_hex(memmap[2]);
-	//scr_put_string(" ");
-	scr_put_hex(memmap[1]);
-	scr_put_string(" ");
-	scr_put_hex(memmap[0]);
-	scr_put_string(" ");
-//	scr_put_hex(memmap[4]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[5]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[6]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[7]);
-	
-
-	scr_put_string(" - ");
-//	scr_put_hex(memmap[8]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[9]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[10]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[11]);
-//	scr_put_string(" ");
-	//scr_put_hex(memmap[7]);
-	//scr_put_string(" ");
-	//scr_put_hex(memmap[6]);
-	//scr_put_string(" ");
-	scr_put_hex(memmap[5]);
-	scr_put_string(" ");
-	scr_put_hex(memmap[4]);
-
-	scr_put_string(" : ");
-	scr_put_hex(memmap[8]);
-//	scr_put_string(" ");
-//	scr_put_hex(memmap[9]);
-	
-
-	scr_put_string_nl("");
-
-	memmap+=12;
-    }
-
-    
-    scr_put_string("Total Available Mem: ");
-    scr_put_hex(avail_mem>>16);
-    scr_put_string(" ");
-    scr_put_hex(avail_mem&0xffff);
-    scr_put_string_nl(" byte");
-    scr_put_string_nl("");
-
-
-
-
+    // we know that here the bootloader placed the mamory map!
+    mem_init(0x7c00+0x120);
 
     // init and interrupt decriptor table 
     int_init(0x08);