static void __init DoC_Probe(unsigned long physadr)
{
void __iomem *docptr;
struct DiskOnChip *this;
struct mtd_info *mtd;
int ChipID;
char namebuf[15];
char *name = namebuf;
char *im_funcname = NULL;
char *im_modname = NULL;
void (*initroutine)(struct mtd_info *) = NULL;
docptr = ioremap(physadr, DOC_IOREMAP_LEN);
if (!docptr)
return;
if ((ChipID = doccheck(docptr, physadr))) {
if (ChipID == DOC_ChipID_Doc2kTSOP) {
/* Remove this at your own peril. The hardware driver works but nothing prevents you from erasing bad blocks */
printk(KERN_NOTICE "Refusing to drive DiskOnChip 2000 TSOP until Bad Block Table is correctly supported by INFTL\n");
iounmap(docptr);
return;
}
docfound = 1;
mtd = kmalloc(sizeof(struct DiskOnChip) + sizeof(struct mtd_info), GFP_KERNEL);
if (!mtd) {
printk(KERN_WARNING "Cannot allocate memory for data structures. Dropping.\n");
iounmap(docptr);
return;
}
this = (struct DiskOnChip *)(&mtd[1]);
memset((char *)mtd,0, sizeof(struct mtd_info));
memset((char *)this, 0, sizeof(struct DiskOnChip));
mtd->priv = this;
this->virtadr = docptr;
this->physadr = physadr;
this->ChipID = ChipID;
sprintf(namebuf, "with ChipID %2.2X", ChipID);
switch(ChipID) {
case DOC_ChipID_Doc2kTSOP:
name="2000 TSOP";
im_funcname = "DoC2k_init";
im_modname = "doc2000";
break;
case DOC_ChipID_Doc2k:
name="2000";
im_funcname = "DoC2k_init";
im_modname = "doc2000";
break;
case DOC_ChipID_DocMil:
name="Millennium";
#ifdef DOC_SINGLE_DRIVER
im_funcname = "DoC2k_init";
im_modname = "doc2000";
#else
im_funcname = "DoCMil_init";
im_modname = "doc2001";
#endif /* DOC_SINGLE_DRIVER */
break;
case DOC_ChipID_DocMilPlus16:
case DOC_ChipID_DocMilPlus32:
name="MillenniumPlus";
im_funcname = "DoCMilPlus_init";
im_modname = "doc2001plus";
break;
}
if (im_funcname)
initroutine = inter_module_get_request(im_funcname, im_modname);
if (initroutine) {
(*initroutine)(mtd);
inter_module_put(im_funcname);
return;
}
printk(KERN_NOTICE "Cannot find driver for DiskOnChip %s at 0x%lX\n", name, physadr);
kfree(mtd);
}
iounmap(docptr);
}
static void __init DoC_Probe(unsigned long physadr)
{
unsigned long docptr;
struct DiskOnChip *this;
struct mtd_info *mtd;
int ChipID;
char namebuf[15];
char *name = namebuf;
char *im_funcname = NULL;
char *im_modname = NULL;
void (*initroutine)(struct mtd_info *) = NULL;
docptr = (unsigned long)ioremap(physadr, DOC_IOREMAP_LEN);
if (!docptr)
return;
if ((ChipID = doccheck(docptr, physadr))) {
docfound = 1;
mtd = kmalloc(sizeof(struct DiskOnChip) + sizeof(struct mtd_info), GFP_KERNEL);
if (!mtd) {
printk(KERN_WARNING "Cannot allocate memory for data structures. Dropping.\n");
iounmap((void *)docptr);
return;
}
this = (struct DiskOnChip *)(&mtd[1]);
memset((char *)mtd,0, sizeof(struct mtd_info));
memset((char *)this, 0, sizeof(struct DiskOnChip));
mtd->priv = this;
this->virtadr = docptr;
this->physadr = physadr;
this->ChipID = ChipID;
sprintf(namebuf, "with ChipID %2.2X", ChipID);
switch(ChipID) {
case DOC_ChipID_Doc2k:
name="2000";
im_funcname = "DoC2k_init";
im_modname = "doc2000";
break;
case DOC_ChipID_DocMil:
name="Millennium";
#ifdef DOC_SINGLE_DRIVER
im_funcname = "DoC2k_init";
im_modname = "doc2000";
#else
im_funcname = "DoCMil_init";
im_modname = "doc2001";
#endif /* DOC_SINGLE_DRIVER */
break;
case DOC_ChipID_DocMilPlus16:
case DOC_ChipID_DocMilPlus32:
name="MillenniumPlus";
im_funcname = "DoCMilPlus_init";
im_modname = "doc2001plus";
break;
}
if (im_funcname)
initroutine = inter_module_get_request(im_funcname, im_modname);
if (initroutine) {
(*initroutine)(mtd);
inter_module_put(im_funcname);
return;
}
printk(KERN_NOTICE "Cannot find driver for DiskOnChip %s at 0x%lX\n", name, physadr);
}
iounmap((void *)docptr);
}
