Import backup from 2004-03-15

kernel/fs/vfs.c

@@ -1,33 +1,42 @@
-// vfs.c
-// Author: Josh Holtrop
-// Date: 03/11/04
-
-#include "vfs.h"
-#include "hos_defines.h"
-
-Volume *firstVolume = 0;
-
-void vfs_init()
-{
-	dword initrdLoaded = *(byte *)BOOT_HASRD;
-
-}
-
-
-Volume *vfs_newVolume()
-{
-	Volume *vol = malloc(sizeof(Volume));
-	vfs_getLastVolume()->link = vol;
-	return vol;
-}
-
-
-Volume *vfs_getLastVolume()
-{
-	Volume *vol = firstVolume;
-	while (vol)
-		vol = vol->link;
-	return vol;
-}
-
-
+// vfs.c
+// Author: Josh Holtrop
+// Date: 03/11/04
+
+#include "vfs.h"
+#include "hos_defines.h"
+
+Volume *firstVolume = 0;
+Volume *rootVolume = 0;
+
+void vfs_init()
+{
+	if(*(byte *)BOOT_HASRD)	//bootloader loaded an initial ram disk
+	{
+		Volume *initrd = vfs_newVolume();
+		RamDisk *rd = rd_newDisk(0xC0200000, 1440*1024);
+		initrd->diskDevice = rd;
+		initrd->deviceType = VFS_RD;
+		strcpy(initrd->label, "rd0");
+		initrd->link = 0;
+		rootVolume = initrd;
+	}
+}
+
+
+Volume *vfs_newVolume()
+{
+	Volume *vol = malloc(sizeof(Volume));
+	vfs_getLastVolume()->link = vol;
+	return vol;
+}
+
+
+Volume *vfs_getLastVolume()
+{
+	Volume *vol = firstVolume;
+	while (vol)
+		vol = vol->link;
+	return vol;
+}
+
+

kernel/kio.c

@@ -139,7 +139,7 @@ void	putHex(dword number)
 
 void	kio_putBCD(dword bcd)
 {
-	putc(((bcd & 0xF) >> 4) + '0');
+	putc(((bcd & 0xF0) >> 4) + '0');
 	putc((bcd & 0xF) + '0');
 }
 

kernel/ld.exe.stackdump

@@ -1,13 +0,0 @@
-Exception: STATUS_ACCESS_VIOLATION at eip=00462A1A
-eax=00000000 ebx=00001000 ecx=0A04865C edx=00000200 esi=0A04724C edi=FFFFFE00
-ebp=0022EB88 esp=0022EB20 program=C:\cygwin\bin\ld.exe
-cs=001B ds=0023 es=0023 fs=0038 gs=0000 ss=0023
-Stack trace:
-Frame     Function  Args
-0022EB88  00462A1A  (0A046CD8, 0022EC70, 0A04EF10, 610D3F69)
-0022EE68  00448567  (0A046CD8, 30303030, 0022EE00, 0A04E758)
-0022EEF8  0043FCA0  (0A046CD8, 0041BBDE, 77E88AC8, FFFFFFFF)
-0022EF40  0041C322  (0000001B, 6167241C, 0A0400A8, 0022EF98)
-0022EF80  61005DE0  (0022EF98, 00000000, 002304CC, 536CD652)
-0022FF90  61005EE5  (00000000, 00000000, 00000000, 00000000)
-End of stack trace