/*      $NetBSD: pmap.h,v 1.15 2026/04/30 05:46:13 thorpej Exp $        */

#ifndef _LUNA68K_PMAP_H_

#include <m68k/mmu_30.h>
#include <m68k/mmu_40.h>

/*
 * Transparent translation register values for IO space 0x40000000-0xffffffff
 *
 * map via TT0: 0x40000000-0x7fffffff
 * map via TT1: 0x80000000-0xffffffff
 *
 * On 030 both use Function Codes 4-7 (to get SUPERD and SUPERP).
 * XXX: they can probably just use SUPERD.
 */

#define LUNA68K_IO0_TT_BASE     0x40000000
#define LUNA68K_IO0_TT_SIZE     0x40000000

#define LUNA68K_IO1_TT_BASE     0x80000000
#define LUNA68K_IO1_TT_SIZE     0x80000000

#define LUNA68K_TT30_IO0        (LUNA68K_IO0_TT_BASE |                  \
                                 __SHIFTIN(0x3f,TT30_LAM) |             \
                                 TT30_E | TT30_CI | TT30_RWM |  \
                                __SHIFTIN(4,TT30_FCBASE) |              \
                                __SHIFTIN(3,TT30_FCMASK))
#define LUNA68K_TT30_IO1        (LUNA68K_IO1_TT_BASE |                  \
                                 __SHIFTIN(0x7f,TT30_LAM) |             \
                                 TT30_E | TT30_CI | TT30_RWM |  \
                                __SHIFTIN(4,TT30_FCBASE) |              \
                                __SHIFTIN(3,TT30_FCMASK))

#define LUNA68K_TT40_IO0        (LUNA68K_IO0_TT_BASE |                  \
                                 __SHIFTIN(0x3f,TTR40_LAM) |            \
                                 TTR40_E | TTR40_SUPER |                \
                                 PTE40_CM_NC_SER)
#define LUNA68K_TT40_IO1        (LUNA68K_IO1_TT_BASE |                  \
                                 __SHIFTIN(0x7f,TTR40_LAM) |            \
                                 TTR40_E | TTR40_SUPER |                \
                                 PTE40_CM_NC_SER)

#ifdef __HAVE_NEW_PMAP_68K
#include <m68k/pmap_68k.h>
#else
#define SYSMAP_VA       ((vaddr_t)(LUNA68K_IO0_TT_BASE-PAGE_SIZE*NPTEPG))
#include <m68k/pmap_motorola.h>
#endif /* __HAVE_NEW_PMAP_68K */

#endif /* _LUNA68K_PMAP_H_ */