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nexedi
linux
Commits
ddbefe7e
Commit
ddbefe7e
authored
Nov 24, 2016
by
Michael Ellerman
Browse files
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Merge branch 'topic/ppc-kvm' into next
Merge the topic branch we're sharing with the kvm-ppc tree.
parents
3382a622
02ed21ae
Changes
13
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13 changed files
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138 additions
and
53 deletions
+138
-53
arch/powerpc/include/asm/book3s/64/mmu-hash.h
arch/powerpc/include/asm/book3s/64/mmu-hash.h
+39
-8
arch/powerpc/include/asm/mmu.h
arch/powerpc/include/asm/mmu.h
+5
-0
arch/powerpc/include/asm/opal.h
arch/powerpc/include/asm/opal.h
+3
-0
arch/powerpc/include/asm/reg.h
arch/powerpc/include/asm/reg.h
+15
-0
arch/powerpc/kernel/cpu_setup_power.S
arch/powerpc/kernel/cpu_setup_power.S
+1
-1
arch/powerpc/mm/hash_native_64.c
arch/powerpc/mm/hash_native_64.c
+24
-6
arch/powerpc/mm/hash_utils_64.c
arch/powerpc/mm/hash_utils_64.c
+4
-24
arch/powerpc/mm/pgtable-radix.c
arch/powerpc/mm/pgtable-radix.c
+6
-12
arch/powerpc/mm/pgtable_64.c
arch/powerpc/mm/pgtable_64.c
+34
-0
arch/powerpc/platforms/powernv/opal-wrappers.S
arch/powerpc/platforms/powernv/opal-wrappers.S
+3
-0
arch/powerpc/platforms/powernv/opal.c
arch/powerpc/platforms/powernv/opal.c
+2
-0
arch/powerpc/platforms/ps3/htab.c
arch/powerpc/platforms/ps3/htab.c
+1
-1
arch/powerpc/platforms/pseries/lpar.c
arch/powerpc/platforms/pseries/lpar.c
+1
-1
No files found.
arch/powerpc/include/asm/book3s/64/mmu-hash.h
View file @
ddbefe7e
...
...
@@ -70,7 +70,9 @@
#define HPTE_V_SSIZE_SHIFT 62
#define HPTE_V_AVPN_SHIFT 7
#define HPTE_V_COMMON_BITS ASM_CONST(0x000fffffffffffff)
#define HPTE_V_AVPN ASM_CONST(0x3fffffffffffff80)
#define HPTE_V_AVPN_3_0 ASM_CONST(0x000fffffffffff80)
#define HPTE_V_AVPN_VAL(x) (((x) & HPTE_V_AVPN) >> HPTE_V_AVPN_SHIFT)
#define HPTE_V_COMPARE(x,y) (!(((x) ^ (y)) & 0xffffffffffffff80UL))
#define HPTE_V_BOLTED ASM_CONST(0x0000000000000010)
...
...
@@ -80,14 +82,16 @@
#define HPTE_V_VALID ASM_CONST(0x0000000000000001)
/*
* ISA 3.0 ha
ve
a different HPTE format.
* ISA 3.0 ha
s
a different HPTE format.
*/
#define HPTE_R_3_0_SSIZE_SHIFT 58
#define HPTE_R_3_0_SSIZE_MASK (3ull << HPTE_R_3_0_SSIZE_SHIFT)
#define HPTE_R_PP0 ASM_CONST(0x8000000000000000)
#define HPTE_R_TS ASM_CONST(0x4000000000000000)
#define HPTE_R_KEY_HI ASM_CONST(0x3000000000000000)
#define HPTE_R_RPN_SHIFT 12
#define HPTE_R_RPN ASM_CONST(0x0ffffffffffff000)
#define HPTE_R_RPN_3_0 ASM_CONST(0x01fffffffffff000)
#define HPTE_R_PP ASM_CONST(0x0000000000000003)
#define HPTE_R_PPP ASM_CONST(0x8000000000000003)
#define HPTE_R_N ASM_CONST(0x0000000000000004)
...
...
@@ -316,11 +320,42 @@ static inline unsigned long hpte_encode_avpn(unsigned long vpn, int psize,
*/
v
=
(
vpn
>>
(
23
-
VPN_SHIFT
))
&
~
(
mmu_psize_defs
[
psize
].
avpnm
);
v
<<=
HPTE_V_AVPN_SHIFT
;
if
(
!
cpu_has_feature
(
CPU_FTR_ARCH_300
))
v
|=
((
unsigned
long
)
ssize
)
<<
HPTE_V_SSIZE_SHIFT
;
return
v
;
}
/*
* ISA v3.0 defines a new HPTE format, which differs from the old
* format in having smaller AVPN and ARPN fields, and the B field
* in the second dword instead of the first.
*/
static
inline
unsigned
long
hpte_old_to_new_v
(
unsigned
long
v
)
{
/* trim AVPN, drop B */
return
v
&
HPTE_V_COMMON_BITS
;
}
static
inline
unsigned
long
hpte_old_to_new_r
(
unsigned
long
v
,
unsigned
long
r
)
{
/* move B field from 1st to 2nd dword, trim ARPN */
return
(
r
&
~
HPTE_R_3_0_SSIZE_MASK
)
|
(((
v
)
>>
HPTE_V_SSIZE_SHIFT
)
<<
HPTE_R_3_0_SSIZE_SHIFT
);
}
static
inline
unsigned
long
hpte_new_to_old_v
(
unsigned
long
v
,
unsigned
long
r
)
{
/* insert B field */
return
(
v
&
HPTE_V_COMMON_BITS
)
|
((
r
&
HPTE_R_3_0_SSIZE_MASK
)
<<
(
HPTE_V_SSIZE_SHIFT
-
HPTE_R_3_0_SSIZE_SHIFT
));
}
static
inline
unsigned
long
hpte_new_to_old_r
(
unsigned
long
r
)
{
/* clear out B field */
return
r
&
~
HPTE_R_3_0_SSIZE_MASK
;
}
/*
* This function sets the AVPN and L fields of the HPTE appropriately
* using the base page size and actual page size.
...
...
@@ -341,12 +376,8 @@ static inline unsigned long hpte_encode_v(unsigned long vpn, int base_psize,
* aligned for the requested page size
*/
static
inline
unsigned
long
hpte_encode_r
(
unsigned
long
pa
,
int
base_psize
,
int
actual_psize
,
int
ssize
)
int
actual_psize
)
{
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
pa
|=
((
unsigned
long
)
ssize
)
<<
HPTE_R_3_0_SSIZE_SHIFT
;
/* A 4K page needs no special encoding */
if
(
actual_psize
==
MMU_PAGE_4K
)
return
pa
&
HPTE_R_RPN
;
...
...
arch/powerpc/include/asm/mmu.h
View file @
ddbefe7e
...
...
@@ -208,6 +208,11 @@ extern u64 ppc64_rma_size;
/* Cleanup function used by kexec */
extern
void
mmu_cleanup_all
(
void
);
extern
void
radix__mmu_cleanup_all
(
void
);
/* Functions for creating and updating partition table on POWER9 */
extern
void
mmu_partition_table_init
(
void
);
extern
void
mmu_partition_table_set_entry
(
unsigned
int
lpid
,
unsigned
long
dw0
,
unsigned
long
dw1
);
#endif
/* CONFIG_PPC64 */
struct
mm_struct
;
...
...
arch/powerpc/include/asm/opal.h
View file @
ddbefe7e
...
...
@@ -220,9 +220,12 @@ int64_t opal_pci_set_power_state(uint64_t async_token, uint64_t id,
int64_t
opal_pci_poll2
(
uint64_t
id
,
uint64_t
data
);
int64_t
opal_int_get_xirr
(
uint32_t
*
out_xirr
,
bool
just_poll
);
int64_t
opal_rm_int_get_xirr
(
__be32
*
out_xirr
,
bool
just_poll
);
int64_t
opal_int_set_cppr
(
uint8_t
cppr
);
int64_t
opal_int_eoi
(
uint32_t
xirr
);
int64_t
opal_rm_int_eoi
(
uint32_t
xirr
);
int64_t
opal_int_set_mfrr
(
uint32_t
cpu
,
uint8_t
mfrr
);
int64_t
opal_rm_int_set_mfrr
(
uint32_t
cpu
,
uint8_t
mfrr
);
int64_t
opal_pci_tce_kill
(
uint64_t
phb_id
,
uint32_t
kill_type
,
uint32_t
pe_num
,
uint32_t
tce_size
,
uint64_t
dma_addr
,
uint32_t
npages
);
...
...
arch/powerpc/include/asm/reg.h
View file @
ddbefe7e
...
...
@@ -153,6 +153,8 @@
#define PSSCR_EC 0x00100000
/* Exit Criterion */
#define PSSCR_ESL 0x00200000
/* Enable State Loss */
#define PSSCR_SD 0x00400000
/* Status Disable */
#define PSSCR_PLS 0xf000000000000000
/* Power-saving Level Status */
#define PSSCR_GUEST_VIS 0xf0000000000003ff
/* Guest-visible PSSCR fields */
/* Floating Point Status and Control Register (FPSCR) Fields */
#define FPSCR_FX 0x80000000
/* FPU exception summary */
...
...
@@ -236,6 +238,7 @@
#define SPRN_TEXASRU 0x83
/* '' '' '' Upper 32 */
#define TEXASR_FS __MASK(63-36)
/* TEXASR Failure Summary */
#define SPRN_TFHAR 0x80
/* Transaction Failure Handler Addr */
#define SPRN_TIDR 144
/* Thread ID register */
#define SPRN_CTRLF 0x088
#define SPRN_CTRLT 0x098
#define CTRL_CT 0xc0000000
/* current thread */
...
...
@@ -292,6 +295,7 @@
#define SPRN_HRMOR 0x139
/* Real mode offset register */
#define SPRN_HSRR0 0x13A
/* Hypervisor Save/Restore 0 */
#define SPRN_HSRR1 0x13B
/* Hypervisor Save/Restore 1 */
#define SPRN_ASDR 0x330
/* Access segment descriptor register */
#define SPRN_IC 0x350
/* Virtual Instruction Count */
#define SPRN_VTB 0x351
/* Virtual Time Base */
#define SPRN_LDBAR 0x352
/* LD Base Address Register */
...
...
@@ -302,6 +306,7 @@
#define SPRN_PMCR 0x374
/* Power Management Control Register */
/* HFSCR and FSCR bit numbers are the same */
#define FSCR_MSGP_LG 10
/* Enable MSGP */
#define FSCR_TAR_LG 8
/* Enable Target Address Register */
#define FSCR_EBB_LG 7
/* Enable Event Based Branching */
#define FSCR_TM_LG 5
/* Enable Transactional Memory */
...
...
@@ -315,6 +320,7 @@
#define FSCR_EBB __MASK(FSCR_EBB_LG)
#define FSCR_DSCR __MASK(FSCR_DSCR_LG)
#define SPRN_HFSCR 0xbe
/* HV=1 Facility Status & Control Register */
#define HFSCR_MSGP __MASK(FSCR_MSGP_LG)
#define HFSCR_TAR __MASK(FSCR_TAR_LG)
#define HFSCR_EBB __MASK(FSCR_EBB_LG)
#define HFSCR_TM __MASK(FSCR_TM_LG)
...
...
@@ -350,8 +356,10 @@
#define LPCR_PECE0 ASM_CONST(0x0000000000004000)
/* ext. exceptions can cause exit */
#define LPCR_PECE1 ASM_CONST(0x0000000000002000)
/* decrementer can cause exit */
#define LPCR_PECE2 ASM_CONST(0x0000000000001000)
/* machine check etc can cause exit */
#define LPCR_PECE_HVEE ASM_CONST(0x0000400000000000)
/* P9 Wakeup on HV interrupts */
#define LPCR_MER ASM_CONST(0x0000000000000800)
/* Mediated External Exception */
#define LPCR_MER_SH 11
#define LPCR_GTSE ASM_CONST(0x0000000000000400)
/* Guest Translation Shootdown Enable */
#define LPCR_TC ASM_CONST(0x0000000000000200)
/* Translation control */
#define LPCR_LPES 0x0000000c
#define LPCR_LPES0 ASM_CONST(0x0000000000000008)
/* LPAR Env selector 0 */
...
...
@@ -372,6 +380,12 @@
#define PCR_VEC_DIS (1ul << (63-0))
/* Vec. disable (bit NA since POWER8) */
#define PCR_VSX_DIS (1ul << (63-1))
/* VSX disable (bit NA since POWER8) */
#define PCR_TM_DIS (1ul << (63-2))
/* Trans. memory disable (POWER8) */
/*
* These bits are used in the function kvmppc_set_arch_compat() to specify and
* determine both the compatibility level which we want to emulate and the
* compatibility level which the host is capable of emulating.
*/
#define PCR_ARCH_207 0x8
/* Architecture 2.07 */
#define PCR_ARCH_206 0x4
/* Architecture 2.06 */
#define PCR_ARCH_205 0x2
/* Architecture 2.05 */
#define SPRN_HEIR 0x153
/* Hypervisor Emulated Instruction Register */
...
...
@@ -1213,6 +1227,7 @@
#define PVR_ARCH_206 0x0f000003
#define PVR_ARCH_206p 0x0f100003
#define PVR_ARCH_207 0x0f000004
#define PVR_ARCH_300 0x0f000005
/* Macros for setting and retrieving special purpose registers */
#ifndef __ASSEMBLY__
...
...
arch/powerpc/kernel/cpu_setup_power.S
View file @
ddbefe7e
...
...
@@ -174,7 +174,7 @@ __init_FSCR:
__init_HFSCR
:
mfspr
r3
,
SPRN_HFSCR
ori
r3
,
r3
,
HFSCR_TAR|HFSCR_TM|HFSCR_BHRB|HFSCR_PM|
\
HFSCR_DSCR|HFSCR_VECVSX|HFSCR_FP
|
HFSCR_EBB
HFSCR_DSCR|HFSCR_VECVSX|HFSCR_FP|HFSCR_EBB
|HFSCR_MSGP
mtspr
SPRN_HFSCR
,
r3
blr
...
...
arch/powerpc/mm/hash_native_64.c
View file @
ddbefe7e
...
...
@@ -223,13 +223,18 @@ static long native_hpte_insert(unsigned long hpte_group, unsigned long vpn,
return
-
1
;
hpte_v
=
hpte_encode_v
(
vpn
,
psize
,
apsize
,
ssize
)
|
vflags
|
HPTE_V_VALID
;
hpte_r
=
hpte_encode_r
(
pa
,
psize
,
apsize
,
ssize
)
|
rflags
;
hpte_r
=
hpte_encode_r
(
pa
,
psize
,
apsize
)
|
rflags
;
if
(
!
(
vflags
&
HPTE_V_BOLTED
))
{
DBG_LOW
(
" i=%x hpte_v=%016lx, hpte_r=%016lx
\n
"
,
i
,
hpte_v
,
hpte_r
);
}
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
{
hpte_r
=
hpte_old_to_new_r
(
hpte_v
,
hpte_r
);
hpte_v
=
hpte_old_to_new_v
(
hpte_v
);
}
hptep
->
r
=
cpu_to_be64
(
hpte_r
);
/* Guarantee the second dword is visible before the valid bit */
eieio
();
...
...
@@ -297,6 +302,8 @@ static long native_hpte_updatepp(unsigned long slot, unsigned long newpp,
vpn
,
want_v
&
HPTE_V_AVPN
,
slot
,
newpp
);
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
/*
* We need to invalidate the TLB always because hpte_remove doesn't do
* a tlb invalidate. If a hash bucket gets full, we "evict" a more/less
...
...
@@ -311,6 +318,8 @@ static long native_hpte_updatepp(unsigned long slot, unsigned long newpp,
native_lock_hpte
(
hptep
);
/* recheck with locks held */
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
if
(
unlikely
(
!
HPTE_V_COMPARE
(
hpte_v
,
want_v
)
||
!
(
hpte_v
&
HPTE_V_VALID
)))
{
ret
=
-
1
;
...
...
@@ -352,6 +361,8 @@ static long native_hpte_find(unsigned long vpn, int psize, int ssize)
for
(
i
=
0
;
i
<
HPTES_PER_GROUP
;
i
++
)
{
hptep
=
htab_address
+
slot
;
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
if
(
HPTE_V_COMPARE
(
hpte_v
,
want_v
)
&&
(
hpte_v
&
HPTE_V_VALID
))
/* HPTE matches */
...
...
@@ -411,6 +422,8 @@ static void native_hpte_invalidate(unsigned long slot, unsigned long vpn,
want_v
=
hpte_encode_avpn
(
vpn
,
bpsize
,
ssize
);
native_lock_hpte
(
hptep
);
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
/*
* We need to invalidate the TLB always because hpte_remove doesn't do
...
...
@@ -469,6 +482,8 @@ static void native_hugepage_invalidate(unsigned long vsid,
want_v
=
hpte_encode_avpn
(
vpn
,
psize
,
ssize
);
native_lock_hpte
(
hptep
);
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
/* Even if we miss, we need to invalidate the TLB */
if
(
!
HPTE_V_COMPARE
(
hpte_v
,
want_v
)
||
!
(
hpte_v
&
HPTE_V_VALID
))
...
...
@@ -506,6 +521,10 @@ static void hpte_decode(struct hash_pte *hpte, unsigned long slot,
/* Look at the 8 bit LP value */
unsigned
int
lp
=
(
hpte_r
>>
LP_SHIFT
)
&
((
1
<<
LP_BITS
)
-
1
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
{
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
hpte_r
);
hpte_r
=
hpte_new_to_old_r
(
hpte_r
);
}
if
(
!
(
hpte_v
&
HPTE_V_LARGE
))
{
size
=
MMU_PAGE_4K
;
a_size
=
MMU_PAGE_4K
;
...
...
@@ -514,11 +533,7 @@ static void hpte_decode(struct hash_pte *hpte, unsigned long slot,
a_size
=
hpte_page_sizes
[
lp
]
>>
4
;
}
/* This works for all page sizes, and for 256M and 1T segments */
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
*
ssize
=
hpte_r
>>
HPTE_R_3_0_SSIZE_SHIFT
;
else
*
ssize
=
hpte_v
>>
HPTE_V_SSIZE_SHIFT
;
shift
=
mmu_psize_defs
[
size
].
shift
;
avpn
=
(
HPTE_V_AVPN_VAL
(
hpte_v
)
&
~
mmu_psize_defs
[
size
].
avpnm
);
...
...
@@ -641,6 +656,9 @@ static void native_flush_hash_range(unsigned long number, int local)
want_v
=
hpte_encode_avpn
(
vpn
,
psize
,
ssize
);
native_lock_hpte
(
hptep
);
hpte_v
=
be64_to_cpu
(
hptep
->
v
);
if
(
cpu_has_feature
(
CPU_FTR_ARCH_300
))
hpte_v
=
hpte_new_to_old_v
(
hpte_v
,
be64_to_cpu
(
hptep
->
r
));
if
(
!
HPTE_V_COMPARE
(
hpte_v
,
want_v
)
||
!
(
hpte_v
&
HPTE_V_VALID
))
native_unlock_hpte
(
hptep
);
...
...
arch/powerpc/mm/hash_utils_64.c
View file @
ddbefe7e
...
...
@@ -792,37 +792,17 @@ static void update_hid_for_hash(void)
static
void
__init
hash_init_partition_table
(
phys_addr_t
hash_table
,
unsigned
long
htab_size
)
{
unsigned
long
ps_field
;
unsigned
long
patb_size
=
1UL
<<
PATB_SIZE_SHIFT
;
mmu_partition_table_init
();
/*
*
slb llp encoding for the page size used in VPM real mode
.
*
We can ignore that for lpid 0
*
PS field (VRMA page size) is not used for LPID 0, hence set to 0
.
*
For now, UPRT is 0 and we have no segment table.
*/
ps_field
=
0
;
htab_size
=
__ilog2
(
htab_size
)
-
18
;
BUILD_BUG_ON_MSG
((
PATB_SIZE_SHIFT
>
24
),
"Partition table size too large."
);
partition_tb
=
__va
(
memblock_alloc_base
(
patb_size
,
patb_size
,
MEMBLOCK_ALLOC_ANYWHERE
));
/* Initialize the Partition Table with no entries */
memset
((
void
*
)
partition_tb
,
0
,
patb_size
);
partition_tb
->
patb0
=
cpu_to_be64
(
ps_field
|
hash_table
|
htab_size
);
/*
* FIXME!! This should be done via update_partition table
* For now UPRT is 0 for us.
*/
partition_tb
->
patb1
=
0
;
mmu_partition_table_set_entry
(
0
,
hash_table
|
htab_size
,
0
);
pr_info
(
"Partition table %p
\n
"
,
partition_tb
);
if
(
cpu_has_feature
(
CPU_FTR_POWER9_DD1
))
update_hid_for_hash
();
/*
* update partition table control register,
* 64 K size.
*/
mtspr
(
SPRN_PTCR
,
__pa
(
partition_tb
)
|
(
PATB_SIZE_SHIFT
-
12
));
}
static
void
__init
htab_initialize
(
void
)
...
...
arch/powerpc/mm/pgtable-radix.c
View file @
ddbefe7e
...
...
@@ -177,23 +177,15 @@ static void __init radix_init_pgtable(void)
static
void
__init
radix_init_partition_table
(
void
)
{
unsigned
long
rts_field
;
unsigned
long
rts_field
,
dw0
;
mmu_partition_table_init
();
rts_field
=
radix__get_tree_size
();
dw0
=
rts_field
|
__pa
(
init_mm
.
pgd
)
|
RADIX_PGD_INDEX_SIZE
|
PATB_HR
;
mmu_partition_table_set_entry
(
0
,
dw0
,
0
);
BUILD_BUG_ON_MSG
((
PATB_SIZE_SHIFT
>
36
),
"Partition table size too large."
);
partition_tb
=
early_alloc_pgtable
(
1UL
<<
PATB_SIZE_SHIFT
);
partition_tb
->
patb0
=
cpu_to_be64
(
rts_field
|
__pa
(
init_mm
.
pgd
)
|
RADIX_PGD_INDEX_SIZE
|
PATB_HR
);
pr_info
(
"Initializing Radix MMU
\n
"
);
pr_info
(
"Partition table %p
\n
"
,
partition_tb
);
memblock_set_current_limit
(
MEMBLOCK_ALLOC_ANYWHERE
);
/*
* update partition table control register,
* 64 K size.
*/
mtspr
(
SPRN_PTCR
,
__pa
(
partition_tb
)
|
(
PATB_SIZE_SHIFT
-
12
));
}
void
__init
radix_init_native
(
void
)
...
...
@@ -378,6 +370,8 @@ void __init radix__early_init_mmu(void)
radix_init_partition_table
();
}
memblock_set_current_limit
(
MEMBLOCK_ALLOC_ANYWHERE
);
radix_init_pgtable
();
}
...
...
arch/powerpc/mm/pgtable_64.c
View file @
ddbefe7e
...
...
@@ -431,3 +431,37 @@ void pgtable_free_tlb(struct mmu_gather *tlb, void *table, int shift)
}
}
#endif
#ifdef CONFIG_PPC_BOOK3S_64
void
__init
mmu_partition_table_init
(
void
)
{
unsigned
long
patb_size
=
1UL
<<
PATB_SIZE_SHIFT
;
BUILD_BUG_ON_MSG
((
PATB_SIZE_SHIFT
>
36
),
"Partition table size too large."
);
partition_tb
=
__va
(
memblock_alloc_base
(
patb_size
,
patb_size
,
MEMBLOCK_ALLOC_ANYWHERE
));
/* Initialize the Partition Table with no entries */
memset
((
void
*
)
partition_tb
,
0
,
patb_size
);
/*
* update partition table control register,
* 64 K size.
*/
mtspr
(
SPRN_PTCR
,
__pa
(
partition_tb
)
|
(
PATB_SIZE_SHIFT
-
12
));
}
void
mmu_partition_table_set_entry
(
unsigned
int
lpid
,
unsigned
long
dw0
,
unsigned
long
dw1
)
{
partition_tb
[
lpid
].
patb0
=
cpu_to_be64
(
dw0
);
partition_tb
[
lpid
].
patb1
=
cpu_to_be64
(
dw1
);
/* Global flush of TLBs and partition table caches for this lpid */
asm
volatile
(
"ptesync"
:
:
:
"memory"
);
asm
volatile
(
PPC_TLBIE_5
(
%
0
,
%
1
,
2
,
0
,
0
)
:
:
"r"
(
TLBIEL_INVAL_SET_LPID
),
"r"
(
lpid
));
asm
volatile
(
"eieio; tlbsync; ptesync"
:
:
:
"memory"
);
}
EXPORT_SYMBOL_GPL
(
mmu_partition_table_set_entry
);
#endif
/* CONFIG_PPC_BOOK3S_64 */
arch/powerpc/platforms/powernv/opal-wrappers.S
View file @
ddbefe7e
...
...
@@ -304,8 +304,11 @@ OPAL_CALL(opal_pci_get_presence_state, OPAL_PCI_GET_PRESENCE_STATE);
OPAL_CALL
(
opal_pci_get_power_state
,
OPAL_PCI_GET_POWER_STATE
)
;
OPAL_CALL
(
opal_pci_set_power_state
,
OPAL_PCI_SET_POWER_STATE
)
;
OPAL_CALL
(
opal_int_get_xirr
,
OPAL_INT_GET_XIRR
)
;
OPAL_CALL_REAL
(
opal_rm_int_get_xirr
,
OPAL_INT_GET_XIRR
)
;
OPAL_CALL
(
opal_int_set_cppr
,
OPAL_INT_SET_CPPR
)
;
OPAL_CALL
(
opal_int_eoi
,
OPAL_INT_EOI
)
;
OPAL_CALL_REAL
(
opal_rm_int_eoi
,
OPAL_INT_EOI
)
;
OPAL_CALL
(
opal_int_set_mfrr
,
OPAL_INT_SET_MFRR
)
;
OPAL_CALL_REAL
(
opal_rm_int_set_mfrr
,
OPAL_INT_SET_MFRR
)
;
OPAL_CALL
(
opal_pci_tce_kill
,
OPAL_PCI_TCE_KILL
)
;
OPAL_CALL_REAL
(
opal_rm_pci_tce_kill
,
OPAL_PCI_TCE_KILL
)
;
arch/powerpc/platforms/powernv/opal.c
View file @
ddbefe7e
...
...
@@ -886,3 +886,5 @@ EXPORT_SYMBOL_GPL(opal_leds_get_ind);
EXPORT_SYMBOL_GPL
(
opal_leds_set_ind
);
/* Export this symbol for PowerNV Operator Panel class driver */
EXPORT_SYMBOL_GPL
(
opal_write_oppanel_async
);
/* Export this for KVM */
EXPORT_SYMBOL_GPL
(
opal_int_set_mfrr
);
arch/powerpc/platforms/ps3/htab.c
View file @
ddbefe7e
...
...
@@ -63,7 +63,7 @@ static long ps3_hpte_insert(unsigned long hpte_group, unsigned long vpn,
vflags
&=
~
HPTE_V_SECONDARY
;
hpte_v
=
hpte_encode_v
(
vpn
,
psize
,
apsize
,
ssize
)
|
vflags
|
HPTE_V_VALID
;
hpte_r
=
hpte_encode_r
(
ps3_mm_phys_to_lpar
(
pa
),
psize
,
apsize
,
ssize
)
|
rflags
;
hpte_r
=
hpte_encode_r
(
ps3_mm_phys_to_lpar
(
pa
),
psize
,
apsize
)
|
rflags
;
spin_lock_irqsave
(
&
ps3_htab_lock
,
flags
);
...
...
arch/powerpc/platforms/pseries/lpar.c
View file @
ddbefe7e
...
...
@@ -145,7 +145,7 @@ static long pSeries_lpar_hpte_insert(unsigned long hpte_group,
hpte_group
,
vpn
,
pa
,
rflags
,
vflags
,
psize
);
hpte_v
=
hpte_encode_v
(
vpn
,
psize
,
apsize
,
ssize
)
|
vflags
|
HPTE_V_VALID
;
hpte_r
=
hpte_encode_r
(
pa
,
psize
,
apsize
,
ssize
)
|
rflags
;
hpte_r
=
hpte_encode_r
(
pa
,
psize
,
apsize
)
|
rflags
;
if
(
!
(
vflags
&
HPTE_V_BOLTED
))
pr_devel
(
" hpte_v=%016lx, hpte_r=%016lx
\n
"
,
hpte_v
,
hpte_r
);
...
...
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