int At250xx::Verify(int type)
{
if (GetNoOfBank() == 0)
return BADPARAM;
int size = GetNoOfBank() * GetBankSize();
unsigned char *localbuf;
localbuf = new unsigned char[size];
if (localbuf == 0)
return OUTOFMEMORY;
int rval = 1;
if (type & PROG_TYPE)
{
rval = GetBus()->Read(0, localbuf, size);
if (rval != size)
{
if (rval > 0)
rval = OP_ABORTED;
}
else
{
rval = ( memcmp(GetBufPtr(), localbuf, size) != 0 ) ? 0 : 1;
}
}
delete localbuf;
return rval;
}
int At250xx::Read(int probe, int type)
{
UserDebug1(UserApp1, "At250xx::Read(%d)\n", probe);
if (probe || GetNoOfBank() == 0)
Probe();
int size = GetNoOfBank() * GetBankSize();
UserDebug1(UserApp1, "At250xx::Read() ** Size = %d\n", size);
int rv = size;
if (type & PROG_TYPE)
{
rv = GetBus()->Read(0, GetBufPtr(), size);
if (rv != size)
{
if (rv > 0)
rv = OP_ABORTED;
}
}
UserDebug1(UserApp1, "At250xx::Read() = %d\n", rv);
return rv;
}
int At250xx::Write(int probe, int type)
{
if (probe || GetNoOfBank() == 0)
Probe();
int size = GetNoOfBank() * GetBankSize();
int rv = size;
if (type & PROG_TYPE)
{
rv = GetBus()->Write(0, GetBufPtr(), size);
if (rv != size)
{
if (rv > 0)
rv = OP_ABORTED;
}
}
return rv;
}
int
build_efi_memmap(void *md, int mdsize)
{
int numnodes = GetNumNodes() ;
int cnode,bank ;
int nasid ;
node_memmap_t membank_info ;
int bsize;
int count = 0 ;
long paddr, hole, numbytes;
for (cnode=0;cnode<numnodes;cnode++) {
nasid = GetNasid(cnode) ;
membank_info = GetMemBankInfo(cnode) ;
for (bank=0;bank<PLAT_CLUMPS_PER_NODE;bank++) {
if (IsBankPresent(bank, membank_info)) {
bsize = GetBankSize(bank, membank_info) ;
paddr = PHYS_ADDRESS(nasid, (long)bank<<MD_BANK_SHFT);
numbytes = BankSizeBytes(bsize);
#ifdef CONFIG_IA64_SGI_SN2
/*
* Ignore directory.
* Shorten memory chunk by 1 page - makes a better
* testcase & is more like the real PROM.
*/
numbytes = numbytes * 31 / 32;
#endif
/*
* Only emulate the memory prom grabs
* if we have lots of memory, to allow
* us to simulate smaller memory configs than
* we can actually run on h/w. Otherwise,
* linux throws away a whole "granule".
*/
if (cnode == 0 && bank == 0 &&
numbytes > 128*1024*1024) {
numbytes -= 1000;
}
/*
* Check for the node 0 hole. Since banks cant
* span the hole, we only need to check if the end of
* the range is the end of the hole.
*/
if (paddr+numbytes == NODE0_HOLE_END)
numbytes -= NODE0_HOLE_SIZE;
/*
* UGLY hack - we must skip overr the kernel and
* PROM runtime services but we dont exactly where it is.
* So lets just reserve:
* node 0
* 0-1MB for PAL
* 1-4MB for SAL
* node 1-N
* 0-1 for SAL
*/
if (bank == 0) {
if (cnode == 0) {
hole = 1*1024*1024;
build_mem_desc(md, EFI_PAL_CODE, paddr, hole);
numbytes -= hole;
paddr += hole;
count++ ;
md += mdsize;
hole = 3*1024*1024;
build_mem_desc(md, EFI_RUNTIME_SERVICES_DATA, paddr, hole);
numbytes -= hole;
paddr += hole;
count++ ;
md += mdsize;
} else {
hole = PROMRESERVED_SIZE;
build_mem_desc(md, EFI_RUNTIME_SERVICES_DATA, paddr, hole);
numbytes -= hole;
paddr += hole;
count++ ;
md += mdsize;
}
}
build_mem_desc(md, EFI_CONVENTIONAL_MEMORY, paddr, numbytes);
md += mdsize ;
count++ ;
}
}
}
return count ;
}
