| 1 | /* $NetBSD: pmap.h,v 1.43 2023/12/15 09:43:59 rin Exp $ */ |
| 2 | |
| 3 | #ifndef _POWERPC_PMAP_H_ |
| 4 | #define _POWERPC_PMAP_H_ |
| 5 | |
| 6 | #ifdef _KERNEL_OPT |
| 7 | #include "opt_ppcarch.h" |
| 8 | #include "opt_modular.h" |
| 9 | #endif |
| 10 | |
| 11 | #if !defined(_MODULE) |
| 12 | |
| 13 | #if defined(PPC_BOOKE) |
| 14 | #include <powerpc/booke/pmap.h> |
| 15 | #elif defined(PPC_IBM4XX) |
| 16 | #include <powerpc/ibm4xx/pmap.h> |
| 17 | #elif defined(PPC_OEA) || defined (PPC_OEA64) || defined (PPC_OEA64_BRIDGE) |
| 18 | #include <powerpc/oea/pmap.h> |
| 19 | #elif defined(_KERNEL) |
| 20 | #error unknown PPC variant |
| 21 | #endif |
| 22 | |
| 23 | #ifndef PMAP_DIRECT_MAPPED_LEN |
| 24 | #define PMAP_DIRECT_MAPPED_LEN (~0UL) |
| 25 | #endif |
| 26 | |
| 27 | #endif /* !_MODULE */ |
| 28 | |
| 29 | #if !defined(_LOCORE) && (defined(MODULAR) || defined(_MODULE)) |
| 30 | /* |
| 31 | * Both BOOKE and OEA use __HAVE_VM_PAGE_MD but IBM4XX doesn't so define |
| 32 | * a compatible vm_page_md so that struct vm_page is the same size for all |
| 33 | * PPC variants. |
| 34 | */ |
| 35 | #ifndef __HAVE_VM_PAGE_MD |
| 36 | #define __HAVE_VM_PAGE_MD |
| 37 | #define VM_MDPAGE_INIT(pg) __nothing |
| 38 | |
| 39 | struct vm_page_md { |
| 40 | uintptr_t mdpg_dummy[5]; |
| 41 | }; |
| 42 | #endif /* !__HAVE_VM_PAGE_MD */ |
| 43 | |
| 44 | __CTASSERT(sizeof(struct vm_page_md) == sizeof(uintptr_t)*5); |
| 45 | |
| 46 | #ifndef __HAVE_PMAP_PV_TRACK |
| 47 | /* |
| 48 | * We need empty stubs for modules shared with all sub-archs. |
| 49 | */ |
| 50 | #define __HAVE_PMAP_PV_TRACK |
| 51 | #define PMAP_PV_TRACK_ONLY_STUBS |
| 52 | #include <uvm/pmap/pmap_pvt.h> |
| 53 | #endif /* !__HAVE_PMAP_PV_TRACK */ |
| 54 | |
| 55 | #endif /* !LOCORE && (MODULAR || _MODULE) */ |
| 56 | |
| 57 | #endif /* !_POWERPC_PMAP_H_ */ |