unsigned short generic_inw_p(unsigned long port)
{
unsigned long v = *(volatile unsigned short*)PORT2ADDR(port);
delay();
return v;
}
unsigned int generic_inl_p(unsigned long port)
{
unsigned long v = *(volatile unsigned long*)PORT2ADDR(port);
delay();
return v;
}
unsigned char generic_inb_p(unsigned long port)
{
unsigned long v = *(volatile unsigned char*)PORT2ADDR(port);
delay();
return v;
}
unsigned int microdev_inl(unsigned long port)
{
#ifdef CONFIG_PCI
if (port >= PCIBIOS_MIN_IO)
return microdev_pci_inl(port);
#endif
return *(volatile unsigned int*)PORT2ADDR(port);
}
void microdev_outl(unsigned int b, unsigned long port)
{
#ifdef CONFIG_PCI
if (port >= PCIBIOS_MIN_IO) {
microdev_pci_outl(b, port);
return;
}
#endif
*(volatile unsigned int*)PORT2ADDR(port) = b;
}
void microdev_outsl(unsigned long port, const void *buffer, unsigned long count)
{
volatile unsigned long *port_addr;
const unsigned int *buf = buffer;
port_addr = (volatile unsigned long *)PORT2ADDR(port);
while (count--)
*port_addr = *buf++;
}
void generic_insb(unsigned long port, void *buffer, unsigned long count)
{
volatile unsigned char *port_addr;
unsigned char *buf=buffer;
port_addr = (volatile unsigned char *)PORT2ADDR(port);
while(count--)
*buf++ = *port_addr;
}
void generic_outsb(unsigned long port, const void *buffer, unsigned long count)
{
volatile unsigned char *port_addr;
const unsigned char *buf=buffer;
port_addr = (volatile unsigned char *)PORT2ADDR(port);
while(count--)
*port_addr = *buf++;
}
void microdev_insl(unsigned long port, void *buffer, unsigned long count)
{
volatile unsigned long *port_addr;
unsigned int *buf = buffer;
port_addr = (volatile unsigned long *)PORT2ADDR(port);
while (count--)
*buf++ = *port_addr;
}
void generic_insw(unsigned long port, void *buffer, unsigned long count)
{
volatile unsigned short *port_addr;
unsigned short *buf=buffer;
port_addr = (volatile unsigned short *)PORT2ADDR(port);
while(count--)
*buf++ = *port_addr;
#ifdef SH3_PCMCIA_BUG_WORKAROUND
ctrl_inb (DUMMY_READ_AREA6);
#endif
}
void generic_outsl(unsigned long port, const void *buffer, unsigned long count)
{
volatile unsigned long *port_addr;
const unsigned long *buf=buffer;
port_addr = (volatile unsigned long *)PORT2ADDR(port);
while(count--)
*port_addr = *buf++;
#ifdef SH3_PCMCIA_BUG_WORKAROUND
ctrl_inb (DUMMY_READ_AREA6);
#endif
}
void hd64461_outw(unsigned short b, unsigned long port)
{
*(volatile unsigned short*)PORT2ADDR(port) = b;
}
void hd64461_outl(unsigned int b, unsigned long port)
{
*(volatile unsigned long*)PORT2ADDR(port) = b;
}
unsigned char hd64461_inb(unsigned long port)
{
return *(volatile unsigned char*)PORT2ADDR(port);
}
unsigned short hd64461_inw(unsigned long port)
{
return *(volatile unsigned short*)PORT2ADDR(port);
}
void hd64461_outb(unsigned char b, unsigned long port)
{
*(volatile unsigned char*)PORT2ADDR(port) = b;
}
unsigned short generic_inw(unsigned long port)
{
return *(volatile unsigned short*)PORT2ADDR(port);
}
void hd64461_outsl(unsigned long port, const void *buffer, unsigned long count)
{
volatile unsigned long* addr=(volatile unsigned long*)PORT2ADDR(port);
const unsigned long *buf=buffer;
while(count--) *addr=*buf++;
}
void generic_outl_p(unsigned int b, unsigned long port)
{
*(volatile unsigned long*)PORT2ADDR(port) = b;
delay();
}
void generic_outw_p(unsigned short b, unsigned long port)
{
*(volatile unsigned short*)PORT2ADDR(port) = b;
delay();
}
void generic_outb_p(unsigned char b, unsigned long port)
{
*(volatile unsigned char*)PORT2ADDR(port) = b;
delay();
}
void microdev_outb(unsigned char b, unsigned long port)
{
#ifdef CONFIG_PCI
if (port >= PCIBIOS_MIN_IO) {
microdev_pci_outb(b, port);
return;
}
#endif
/*
* There is a board feature with the current SH4-202 MicroDev in
* that the 2 byte enables (nBE0 and nBE1) are tied together (and
* to the Chip Select Line (Ethernet_CS)). Due to this conectivity,
* it is not possible to safely perform 8-bit writes to the
* Ethernet registers, as 16-bits will be consumed from the Data
* lines (corrupting the other byte). Hence, this function is
* written to impliment 16-bit read/modify/write for all byte-wide
* acceses.
*
* Note: there is no problem with byte READS (even or odd).
*
* Sean McGoogan - 16th June 2003.
*/
if ((port >= IO_LAN91C111_BASE) &&
(port < IO_LAN91C111_BASE + IO_LAN91C111_EXTENT)) {
/*
* Then are trying to perform a byte-write to the
* LAN91C111. This needs special care.
*/
if (port % 2 == 1) { /* is the port odd ? */
/* unset bit-0, i.e. make even */
const unsigned long evenPort = port-1;
unsigned short word;
/*
* do a 16-bit read/write to write to 'port',
* preserving even byte.
*
* Even addresses are bits 0-7
* Odd addresses are bits 8-15
*/
word = microdev_inw(evenPort);
word = (word & 0xffu) | (b << 8);
microdev_outw(word, evenPort);
} else {
/* else, we are trying to do an even byte write */
unsigned short word;
/*
* do a 16-bit read/write to write to 'port',
* preserving odd byte.
*
* Even addresses are bits 0-7
* Odd addresses are bits 8-15
*/
word = microdev_inw(port);
word = (word & 0xff00u) | (b);
microdev_outw(word, port);
}
} else {
*(volatile unsigned char*)PORT2ADDR(port) = b;
}
}
unsigned int generic_inl(unsigned long port)
{
return *(volatile unsigned long*)PORT2ADDR(port);
}
unsigned int hd64461_inl(unsigned long port)
{
return *(volatile unsigned long*)PORT2ADDR(port);
}
unsigned char generic_inb(unsigned long port)
{
return *(volatile unsigned char*)PORT2ADDR(port);
}
void hd64461_insl(unsigned long port, void *buffer, unsigned long count)
{
volatile unsigned long* addr=(volatile unsigned long*)PORT2ADDR(port);
unsigned long *buf=buffer;
while(count--) *buf++=*addr;
}
