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