static int mcf_pci_readconfig(struct pci_bus *bus, unsigned int devfn,
int where, int size, u32 *value)
{
unsigned long addr;
*value = 0xffffffff;
if (bus->number == 0) {
if (mcf_host_slot2sid[PCI_SLOT(devfn)] == 0)
return PCIBIOS_SUCCESSFUL;
}
syncio();
addr = mcf_mk_pcicar(bus->number, devfn, where);
__raw_writel(PCICAR_E | addr, PCICAR);
addr = iospace + (where & 0x3);
switch (size) {
case 1:
*value = __raw_readb(addr);
break;
case 2:
*value = le16_to_cpu(__raw_readw(addr));
break;
default:
*value = le32_to_cpu(__raw_readl(addr));
break;
}
syncio();
__raw_writel(0, PCICAR);
return PCIBIOS_SUCCESSFUL;
}
static int mcf_pci_writeconfig(struct pci_bus *bus, unsigned int devfn,
int where, int size, u32 value)
{
unsigned long addr;
if (bus->number == 0) {
if (mcf_host_slot2sid[PCI_SLOT(devfn)] == 0)
return PCIBIOS_SUCCESSFUL;
}
syncio();
addr = mcf_mk_pcicar(bus->number, devfn, where);
__raw_writel(PCICAR_E | addr, PCICAR);
addr = iospace + (where & 0x3);
switch (size) {
case 1:
__raw_writeb(value, addr);
break;
case 2:
__raw_writew(cpu_to_le16(value), addr);
break;
default:
__raw_writel(cpu_to_le32(value), addr);
break;
}
syncio();
__raw_writel(0, PCICAR);
return PCIBIOS_SUCCESSFUL;
}
int blockio(int rw, struct sb *sb, struct buffer_head *buffer, block_t block)
{
struct bio_vec vec = {
.bv_page = buffer->b_page,
.bv_offset = bh_offset(buffer),
.bv_len = sb->blocksize,
};
return syncio(rw, sb_dev(sb), block << sb->blockbits, 1, &vec);
}
/*
* bufvec based I/O. This takes the bufvec has contiguous range, and
* will submit the count of buffers to block (physical address).
*
* If there was I/O error, it would be handled in ->bi_end_bio()
* completion.
*/
int blockio_vec(int rw, struct bufvec *bufvec, block_t block, unsigned count)
{
return bufvec_io(rw, bufvec, block, count);
}
void hexdump(void *data, unsigned size)
{
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS, 16, 1, data, size, 1);
}
