* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/sizes.h>
#include <asm/mach/map.h>
/* Page table mapping for I/O region */
static struct map_desc epxa10db_io_desc[] __initdata = {
{ IO_ADDRESS(EXC_REGISTERS_BASE), EXC_REGISTERS_BASE, SZ_16K, MT_DEVICE },
{ IO_ADDRESS(EXC_PLD_BLOCK0_BASE), EXC_PLD_BLOCK0_BASE, SZ_16K, MT_DEVICE },
{ IO_ADDRESS(EXC_PLD_BLOCK1_BASE), EXC_PLD_BLOCK1_BASE, SZ_16K, MT_DEVICE },
{ IO_ADDRESS(EXC_PLD_BLOCK2_BASE), EXC_PLD_BLOCK2_BASE, SZ_16K, MT_DEVICE },
{ IO_ADDRESS(EXC_PLD_BLOCK3_BASE), EXC_PLD_BLOCK3_BASE, SZ_16K, MT_DEVICE },
{ FLASH_VADDR(EXC_EBI_BLOCK0_BASE), EXC_EBI_BLOCK0_BASE, SZ_16M, MT_DEVICE }
};
void __init epxa10db_map_io(void)
{
iotable_init(epxa10db_io_desc, ARRAY_SIZE(epxa10db_io_desc));
}
static void epxa10db_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
{
memcpy((void *)FLASH_VADDR(EXC_EBI_BLOCK0_BASE + to), from, len);
}
static void epxa10db_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
{
memcpy(to, (void *)(FLASH_VADDR(EXC_EBI_BLOCK0_BASE + from)), len);
}
static void epxa10db_write32(struct map_info *map, __u32 d, unsigned long adr)
{
*(__u32 *)(FLASH_VADDR(EXC_EBI_BLOCK0_BASE + adr)) = d;
}
static __u32 epxa10db_read32(struct map_info *map, unsigned long ofs)
{
return *(__u32 *)(FLASH_VADDR(EXC_EBI_BLOCK0_BASE + ofs));
}
