return ((void *)(port | __IA64_UNCACHED_OFFSET));
} else {
/* but the simulator uses them... */
- unsigned long io_base;
unsigned long addr;
/*
* for accessing registers in bedrock local block
* (so we don't do port&0xfff)
*/
- if ((port >= 0x1f0 && port <= 0x1f7) ||
- port == 0x3f6 || port == 0x3f7) {
- io_base = (0xc000000fcc000000UL |
- ((unsigned long)get_nasid() << 38));
- addr = io_base | ((port >> 2) << 12) | (port & 0xfff);
- } else {
- addr = __ia64_get_io_port_base() | ((port >> 2) << 2);
- }
+ addr = (is_shub2() ? 0xc00000028c000000UL : 0xc0000087cc000000UL) | ((port >> 2) << 12);
+ if ((port >= 0x1f0 && port <= 0x1f7) || port == 0x3f6 || port == 0x3f7)
+ addr |= port;
return (void *)addr;
}
}
*/
void __sn_mmiowb(void)
{
- while ((((volatile unsigned long)(*pda->pio_write_status_addr)) &
- SH_PIO_WRITE_STATUS_0_PENDING_WRITE_COUNT_MASK) !=
- SH_PIO_WRITE_STATUS_0_PENDING_WRITE_COUNT_MASK)
+ volatile unsigned long *adr = pda->pio_write_status_addr;
+ unsigned long val = pda->pio_write_status_val;
+
+ while ((*adr & SH_PIO_WRITE_STATUS_PENDING_WRITE_COUNT_MASK) != val)
cpu_relax();
}