diff options
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r-- | arch/powerpc/platforms/iseries/call_hpt.h | 101 | ||||
-rw-r--r-- | arch/powerpc/platforms/iseries/htab.c | 3 | ||||
-rw-r--r-- | arch/powerpc/platforms/iseries/setup.c | 2 |
3 files changed, 104 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/iseries/call_hpt.h b/arch/powerpc/platforms/iseries/call_hpt.h new file mode 100644 index 00000000000..321f3bb7a8f --- /dev/null +++ b/arch/powerpc/platforms/iseries/call_hpt.h @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2001 Mike Corrigan IBM Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * 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 + */ +#ifndef _PLATFORMS_ISERIES_CALL_HPT_H +#define _PLATFORMS_ISERIES_CALL_HPT_H + +/* + * This file contains the "hypervisor call" interface which is used to + * drive the hypervisor from the OS. + */ + +#include <asm/iSeries/HvCallSc.h> +#include <asm/iSeries/HvTypes.h> +#include <asm/mmu.h> + +#define HvCallHptGetHptAddress HvCallHpt + 0 +#define HvCallHptGetHptPages HvCallHpt + 1 +#define HvCallHptSetPp HvCallHpt + 5 +#define HvCallHptSetSwBits HvCallHpt + 6 +#define HvCallHptUpdate HvCallHpt + 7 +#define HvCallHptInvalidateNoSyncICache HvCallHpt + 8 +#define HvCallHptGet HvCallHpt + 11 +#define HvCallHptFindNextValid HvCallHpt + 12 +#define HvCallHptFindValid HvCallHpt + 13 +#define HvCallHptAddValidate HvCallHpt + 16 +#define HvCallHptInvalidateSetSwBitsGet HvCallHpt + 18 + + +static inline u64 HvCallHpt_getHptAddress(void) +{ + return HvCall0(HvCallHptGetHptAddress); +} + +static inline u64 HvCallHpt_getHptPages(void) +{ + return HvCall0(HvCallHptGetHptPages); +} + +static inline void HvCallHpt_setPp(u32 hpteIndex, u8 value) +{ + HvCall2(HvCallHptSetPp, hpteIndex, value); +} + +static inline void HvCallHpt_setSwBits(u32 hpteIndex, u8 bitson, u8 bitsoff) +{ + HvCall3(HvCallHptSetSwBits, hpteIndex, bitson, bitsoff); +} + +static inline void HvCallHpt_invalidateNoSyncICache(u32 hpteIndex) +{ + HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex); +} + +static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson, + u8 bitsoff) +{ + u64 compressedStatus; + + compressedStatus = HvCall4(HvCallHptInvalidateSetSwBitsGet, + hpteIndex, bitson, bitsoff, 1); + HvCall1(HvCallHptInvalidateNoSyncICache, hpteIndex); + return compressedStatus; +} + +static inline u64 HvCallHpt_findValid(hpte_t *hpte, u64 vpn) +{ + return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0); +} + +static inline u64 HvCallHpt_findNextValid(hpte_t *hpte, u32 hpteIndex, + u8 bitson, u8 bitsoff) +{ + return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex, + bitson, bitsoff); +} + +static inline void HvCallHpt_get(hpte_t *hpte, u32 hpteIndex) +{ + HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0); +} + +static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit, hpte_t *hpte) +{ + HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r); +} + +#endif /* _PLATFORMS_ISERIES_CALL_HPT_H */ diff --git a/arch/powerpc/platforms/iseries/htab.c b/arch/powerpc/platforms/iseries/htab.c index 431b22767d0..c00b8e9e2b3 100644 --- a/arch/powerpc/platforms/iseries/htab.c +++ b/arch/powerpc/platforms/iseries/htab.c @@ -14,10 +14,11 @@ #include <asm/pgtable.h> #include <asm/mmu.h> #include <asm/mmu_context.h> -#include <asm/iSeries/HvCallHpt.h> #include <asm/abs_addr.h> #include <linux/spinlock.h> +#include "call_hpt.h" + static spinlock_t iSeries_hlocks[64] __cacheline_aligned_in_smp = { [0 ... 63] = SPIN_LOCK_UNLOCKED}; diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index b6cf050a8c2..93852c2ee5d 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -45,7 +45,6 @@ #include <asm/cache.h> #include <asm/sections.h> #include <asm/abs_addr.h> -#include <asm/iSeries/HvCallHpt.h> #include <asm/iSeries/HvLpConfig.h> #include <asm/iSeries/HvCallEvent.h> #include <asm/iSeries/HvCallXm.h> @@ -60,6 +59,7 @@ #include "processor_vpd.h" #include "main_store.h" #include "call_sm.h" +#include "call_hpt.h" extern void hvlog(char *fmt, ...); |