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-rw-r--r--arch/powerpc/platforms/cell/spufs/run.c15
-rw-r--r--arch/powerpc/platforms/cell/spufs/sched.c11
-rw-r--r--arch/powerpc/platforms/ps3/htab.c269
-rw-r--r--arch/powerpc/platforms/ps3/setup.c1
-rw-r--r--arch/powerpc/platforms/ps3/spu.c18
-rw-r--r--arch/powerpc/platforms/pseries/plpar_wrappers.h27
-rw-r--r--arch/powerpc/platforms/pseries/setup.c29
7 files changed, 168 insertions, 202 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index f7edba6cb79..c9bb7cfd3dc 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -206,11 +206,6 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
(SPU_RUNCNTL_RUNNABLE | SPU_RUNCNTL_ISOLATE);
if (runcntl == 0)
runcntl = SPU_RUNCNTL_RUNNABLE;
- }
-
- if (ctx->flags & SPU_CREATE_NOSCHED) {
- spuctx_switch_state(ctx, SPU_UTIL_USER);
- ctx->ops->runcntl_write(ctx, runcntl);
} else {
unsigned long privcntl;
@@ -219,9 +214,15 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
else
privcntl = SPU_PRIVCNTL_MODE_NORMAL;
- ctx->ops->npc_write(ctx, *npc);
ctx->ops->privcntl_write(ctx, privcntl);
- ctx->ops->runcntl_write(ctx, runcntl);
+ ctx->ops->npc_write(ctx, *npc);
+ }
+
+ ctx->ops->runcntl_write(ctx, runcntl);
+
+ if (ctx->flags & SPU_CREATE_NOSCHED) {
+ spuctx_switch_state(ctx, SPU_UTIL_USER);
+ } else {
if (ctx->state == SPU_STATE_SAVED) {
ret = spu_activate(ctx, 0);
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 2deeeba7ecc..1c1b627ee84 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -641,8 +641,10 @@ static struct spu *find_victim(struct spu_context *ctx)
if (tmp && tmp->prio > ctx->prio &&
!(tmp->flags & SPU_CREATE_NOSCHED) &&
- (!victim || tmp->prio > victim->prio))
+ (!victim || tmp->prio > victim->prio)) {
victim = spu->ctx;
+ get_spu_context(victim);
+ }
}
mutex_unlock(&cbe_spu_info[node].list_mutex);
@@ -658,6 +660,7 @@ static struct spu *find_victim(struct spu_context *ctx)
* look at another context or give up after X retries.
*/
if (!mutex_trylock(&victim->state_mutex)) {
+ put_spu_context(victim);
victim = NULL;
goto restart;
}
@@ -670,6 +673,7 @@ static struct spu *find_victim(struct spu_context *ctx)
* restart the search.
*/
mutex_unlock(&victim->state_mutex);
+ put_spu_context(victim);
victim = NULL;
goto restart;
}
@@ -687,6 +691,7 @@ static struct spu *find_victim(struct spu_context *ctx)
spu_add_to_rq(victim);
mutex_unlock(&victim->state_mutex);
+ put_spu_context(victim);
return spu;
}
@@ -985,9 +990,11 @@ static int spusched_thread(void *unused)
struct spu_context *ctx = spu->ctx;
if (ctx) {
+ get_spu_context(ctx);
mutex_unlock(mtx);
spusched_tick(ctx);
mutex_lock(mtx);
+ put_spu_context(ctx);
}
}
mutex_unlock(mtx);
@@ -1030,7 +1037,7 @@ void spuctx_switch_state(struct spu_context *ctx,
node = spu->node;
if (old_state == SPU_UTIL_USER)
atomic_dec(&cbe_spu_info[node].busy_spus);
- if (new_state == SPU_UTIL_USER);
+ if (new_state == SPU_UTIL_USER)
atomic_inc(&cbe_spu_info[node].busy_spus);
}
}
diff --git a/arch/powerpc/platforms/ps3/htab.c b/arch/powerpc/platforms/ps3/htab.c
index 1cf901fa903..6eb1d4d182c 100644
--- a/arch/powerpc/platforms/ps3/htab.c
+++ b/arch/powerpc/platforms/ps3/htab.c
@@ -29,138 +29,75 @@
#include "platform.h"
-#if defined(DEBUG)
-#define DBG udbg_printf
-#else
-#define DBG pr_debug
-#endif
-
-static struct hash_pte *htab;
-static unsigned long htab_addr;
-static unsigned char *bolttab;
-static unsigned char *inusetab;
-
-static DEFINE_SPINLOCK(ps3_bolttab_lock);
-
-#define debug_dump_hpte(_a, _b, _c, _d, _e, _f, _g) \
- _debug_dump_hpte(_a, _b, _c, _d, _e, _f, _g, __func__, __LINE__)
-static void _debug_dump_hpte(unsigned long pa, unsigned long va,
- unsigned long group, unsigned long bitmap, struct hash_pte lhpte,
- int psize, unsigned long slot, const char* func, int line)
-{
- DBG("%s:%d: pa = %lxh\n", func, line, pa);
- DBG("%s:%d: lpar = %lxh\n", func, line,
- ps3_mm_phys_to_lpar(pa));
- DBG("%s:%d: va = %lxh\n", func, line, va);
- DBG("%s:%d: group = %lxh\n", func, line, group);
- DBG("%s:%d: bitmap = %lxh\n", func, line, bitmap);
- DBG("%s:%d: hpte.v = %lxh\n", func, line, lhpte.v);
- DBG("%s:%d: hpte.r = %lxh\n", func, line, lhpte.r);
- DBG("%s:%d: psize = %xh\n", func, line, psize);
- DBG("%s:%d: slot = %lxh\n", func, line, slot);
-}
+/**
+ * enum lpar_vas_id - id of LPAR virtual address space.
+ * @lpar_vas_id_current: Current selected virtual address space
+ *
+ * Identify the target LPAR address space.
+ */
+
+enum ps3_lpar_vas_id {
+ PS3_LPAR_VAS_ID_CURRENT = 0,
+};
+
+
+static DEFINE_SPINLOCK(ps3_htab_lock);
static long ps3_hpte_insert(unsigned long hpte_group, unsigned long va,
unsigned long pa, unsigned long rflags, unsigned long vflags,
int psize, int ssize)
{
- unsigned long slot;
- struct hash_pte lhpte;
- int secondary = 0;
- unsigned long result;
- unsigned long bitmap;
+ int result;
+ u64 hpte_v, hpte_r;
+ u64 inserted_index;
+ u64 evicted_v, evicted_r;
+ u64 hpte_v_array[4], hpte_rs;
unsigned long flags;
- unsigned long p_pteg, s_pteg, b_index, b_mask, cb, ci;
-
- vflags &= ~HPTE_V_SECONDARY; /* this bit is ignored */
-
- lhpte.v = hpte_encode_v(va, psize, MMU_SEGSIZE_256M) |
- vflags | HPTE_V_VALID;
- lhpte.r = hpte_encode_r(ps3_mm_phys_to_lpar(pa), psize) | rflags;
-
- p_pteg = hpte_group / HPTES_PER_GROUP;
- s_pteg = ~p_pteg & htab_hash_mask;
-
- spin_lock_irqsave(&ps3_bolttab_lock, flags);
-
- BUG_ON(bolttab[p_pteg] == 0xff && bolttab[s_pteg] == 0xff);
+ long ret = -1;
- bitmap = (inusetab[p_pteg] << 8) | inusetab[s_pteg];
+ /*
+ * lv1_insert_htab_entry() will search for victim
+ * entry in both primary and secondary pte group
+ */
+ vflags &= ~HPTE_V_SECONDARY;
- if (bitmap == 0xffff) {
- /*
- * PTEG is full. Search for victim.
- */
- bitmap &= ~((bolttab[p_pteg] << 8) | bolttab[s_pteg]);
- do {
- ci = mftb() & 15;
- cb = 0x8000UL >> ci;
- } while ((cb & bitmap) == 0);
- } else {
- /*
- * search free slot in hardware order
- * [primary] 0, 2, 4, 6, 1, 3, 5, 7
- * [secondary] 0, 2, 4, 6, 1, 3, 5, 7
- */
- for (ci = 0; ci < HPTES_PER_GROUP; ci += 2) {
- cb = 0x8000UL >> ci;
- if ((cb & bitmap) == 0)
- goto found;
- }
- for (ci = 1; ci < HPTES_PER_GROUP; ci += 2) {
- cb = 0x8000UL >> ci;
- if ((cb & bitmap) == 0)
- goto found;
- }
- for (ci = HPTES_PER_GROUP; ci < HPTES_PER_GROUP*2; ci += 2) {
- cb = 0x8000UL >> ci;
- if ((cb & bitmap) == 0)
- goto found;
- }
- for (ci = HPTES_PER_GROUP+1; ci < HPTES_PER_GROUP*2; ci += 2) {
- cb = 0x8000UL >> ci;
- if ((cb & bitmap) == 0)
- goto found;
- }
- }
+ hpte_v = hpte_encode_v(va, psize, ssize) | vflags | HPTE_V_VALID;
+ hpte_r = hpte_encode_r(ps3_mm_phys_to_lpar(pa), psize) | rflags;
-found:
- if (ci < HPTES_PER_GROUP) {
- slot = p_pteg * HPTES_PER_GROUP + ci;
- } else {
- slot = s_pteg * HPTES_PER_GROUP + (ci & 7);
- /* lhpte.dw0.dw0.h = 1; */
- vflags |= HPTE_V_SECONDARY;
- lhpte.v |= HPTE_V_SECONDARY;
- }
+ spin_lock_irqsave(&ps3_htab_lock, flags);
- result = lv1_write_htab_entry(0, slot, lhpte.v, lhpte.r);
+ /* talk hvc to replace entries BOLTED == 0 */
+ result = lv1_insert_htab_entry(PS3_LPAR_VAS_ID_CURRENT, hpte_group,
+ hpte_v, hpte_r,
+ HPTE_V_BOLTED, 0,
+ &inserted_index,
+ &evicted_v, &evicted_r);
if (result) {
- debug_dump_hpte(pa, va, hpte_group, bitmap, lhpte, psize, slot);
+ /* all entries bolted !*/
+ pr_info("%s:result=%d va=%lx pa=%lx ix=%lx v=%lx r=%lx\n",
+ __func__, result, va, pa, hpte_group, hpte_v, hpte_r);
BUG();
}
/*
- * If used slot is not in primary HPTE group,
- * the slot should be in secondary HPTE group.
+ * see if the entry is inserted into secondary pteg
*/
+ result = lv1_read_htab_entries(PS3_LPAR_VAS_ID_CURRENT,
+ inserted_index & ~0x3UL,
+ &hpte_v_array[0], &hpte_v_array[1],
+ &hpte_v_array[2], &hpte_v_array[3],
+ &hpte_rs);
+ BUG_ON(result);
- if ((hpte_group ^ slot) & ~(HPTES_PER_GROUP - 1)) {
- secondary = 1;
- b_index = s_pteg;
- } else {
- secondary = 0;
- b_index = p_pteg;
- }
+ if (hpte_v_array[inserted_index % 4] & HPTE_V_SECONDARY)
+ ret = (inserted_index & 7) | (1 << 3);
+ else
+ ret = inserted_index & 7;
- b_mask = (lhpte.v & HPTE_V_BOLTED) ? 1 << 7 : 0 << 7;
- bolttab[b_index] |= b_mask >> (slot & 7);
- b_mask = 1 << 7;
- inusetab[b_index] |= b_mask >> (slot & 7);
- spin_unlock_irqrestore(&ps3_bolttab_lock, flags);
+ spin_unlock_irqrestore(&ps3_htab_lock, flags);
- return (slot & 7) | (secondary << 3);
+ return ret;
}
static long ps3_hpte_remove(unsigned long hpte_group)
@@ -172,39 +109,48 @@ static long ps3_hpte_remove(unsigned long hpte_group)
static long ps3_hpte_updatepp(unsigned long slot, unsigned long newpp,
unsigned long va, int psize, int ssize, int local)
{
+ int result;
+ u64 hpte_v, want_v, hpte_rs;
+ u64 hpte_v_array[4];
unsigned long flags;
- unsigned long result;
- unsigned long pteg, bit;
- unsigned long hpte_v, want_v;
+ long ret;
- want_v = hpte_encode_v(va, psize, MMU_SEGSIZE_256M);
+ want_v = hpte_encode_v(va, psize, ssize);
- spin_lock_irqsave(&ps3_bolttab_lock, flags);
+ spin_lock_irqsave(&ps3_htab_lock, flags);
- hpte_v = htab[slot].v;
- if (!HPTE_V_COMPARE(hpte_v, want_v) || !(hpte_v & HPTE_V_VALID)) {
- spin_unlock_irqrestore(&ps3_bolttab_lock, flags);
-
- /* ps3_hpte_insert() will be used to update PTE */
- return -1;
- }
-
- result = lv1_write_htab_entry(0, slot, 0, 0);
+ result = lv1_read_htab_entries(PS3_LPAR_VAS_ID_CURRENT, slot & ~0x3UL,
+ &hpte_v_array[0], &hpte_v_array[1],
+ &hpte_v_array[2], &hpte_v_array[3],
+ &hpte_rs);
if (result) {
- DBG("%s: va=%lx slot=%lx psize=%d result = %ld (0x%lx)\n",
- __func__, va, slot, psize, result, result);
+ pr_info("%s: res=%d read va=%lx slot=%lx psize=%d\n",
+ __func__, result, va, slot, psize);
BUG();
}
- pteg = slot / HPTES_PER_GROUP;
- bit = slot % HPTES_PER_GROUP;
- inusetab[pteg] &= ~(0x80 >> bit);
+ hpte_v = hpte_v_array[slot % 4];
- spin_unlock_irqrestore(&ps3_bolttab_lock, flags);
+ /*
+ * As lv1_read_htab_entries() does not give us the RPN, we can
+ * not synthesize the new hpte_r value here, and therefore can
+ * not update the hpte with lv1_insert_htab_entry(), so we
+ * insted invalidate it and ask the caller to update it via
+ * ps3_hpte_insert() by returning a -1 value.
+ */
+ if (!HPTE_V_COMPARE(hpte_v, want_v) || !(hpte_v & HPTE_V_VALID)) {
+ /* not found */
+ ret = -1;
+ } else {
+ /* entry found, just invalidate it */
+ result = lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT,
+ slot, 0, 0);
+ ret = -1;
+ }
- /* ps3_hpte_insert() will be used to update PTE */
- return -1;
+ spin_unlock_irqrestore(&ps3_htab_lock, flags);
+ return ret;
}
static void ps3_hpte_updateboltedpp(unsigned long newpp, unsigned long ea,
@@ -217,45 +163,35 @@ static void ps3_hpte_invalidate(unsigned long slot, unsigned long va,
int psize, int ssize, int local)
{
unsigned long flags;
- unsigned long result;
- unsigned long pteg, bit;
+ int result;
+
+ spin_lock_irqsave(&ps3_htab_lock, flags);
- spin_lock_irqsave(&ps3_bolttab_lock, flags);
- result = lv1_write_htab_entry(0, slot, 0, 0);
+ result = lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT, slot, 0, 0);
if (result) {
- DBG("%s: va=%lx slot=%lx psize=%d result = %ld (0x%lx)\n",
- __func__, va, slot, psize, result, result);
+ pr_info("%s: res=%d va=%lx slot=%lx psize=%d\n",
+ __func__, result, va, slot, psize);
BUG();
}
- pteg = slot / HPTES_PER_GROUP;
- bit = slot % HPTES_PER_GROUP;
- inusetab[pteg] &= ~(0x80 >> bit);
- spin_unlock_irqrestore(&ps3_bolttab_lock, flags);
+ spin_unlock_irqrestore(&ps3_htab_lock, flags);
}
static void ps3_hpte_clear(void)
{
- int result;
-
- DBG(" -> %s:%d\n", __func__, __LINE__);
+ unsigned long hpte_count = (1UL << ppc64_pft_size) >> 4;
+ u64 i;
- result = lv1_unmap_htab(htab_addr);
- BUG_ON(result);
+ for (i = 0; i < hpte_count; i++)
+ lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT, i, 0, 0);
ps3_mm_shutdown();
ps3_mm_vas_destroy();
-
- DBG(" <- %s:%d\n", __func__, __LINE__);
}
void __init ps3_hpte_init(unsigned long htab_size)
{
- long bitmap_size;
-
- DBG(" -> %s:%d\n", __func__, __LINE__);
-
ppc_md.hpte_invalidate = ps3_hpte_invalidate;
ppc_md.hpte_updatepp = ps3_hpte_updatepp;
ppc_md.hpte_updateboltedpp = ps3_hpte_updateboltedpp;
@@ -264,28 +200,5 @@ void __init ps3_hpte_init(unsigned long htab_size)
ppc_md.hpte_clear_all = ps3_hpte_clear;
ppc64_pft_size = __ilog2(htab_size);
-
- bitmap_size = htab_size / sizeof(struct hash_pte) / 8;
-
- bolttab = __va(lmb_alloc(bitmap_size, 1));
- inusetab = __va(lmb_alloc(bitmap_size, 1));
-
- memset(bolttab, 0, bitmap_size);
- memset(inusetab, 0, bitmap_size);
-
- DBG(" <- %s:%d\n", __func__, __LINE__);
}
-void __init ps3_map_htab(void)
-{
- long result;
- unsigned long htab_size = (1UL << ppc64_pft_size);
-
- result = lv1_map_htab(0, &htab_addr);
-
- htab = (__force struct hash_pte *)ioremap_flags(htab_addr, htab_size,
- pgprot_val(PAGE_READONLY_X));
-
- DBG("%s:%d: lpar %016lxh, virt %016lxh\n", __func__, __LINE__,
- htab_addr, (unsigned long)htab);
-}
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index a413abbd412..77bc330263c 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -201,7 +201,6 @@ static void __init ps3_setup_arch(void)
ps3_firmware_version.rev);
ps3_spu_set_platform();
- ps3_map_htab();
#ifdef CONFIG_SMP
smp_init_ps3();
diff --git a/arch/powerpc/platforms/ps3/spu.c b/arch/powerpc/platforms/ps3/spu.c
index d135cef9ed6..ccae3d446b9 100644
--- a/arch/powerpc/platforms/ps3/spu.c
+++ b/arch/powerpc/platforms/ps3/spu.c
@@ -186,14 +186,24 @@ static void spu_unmap(struct spu *spu)
iounmap(spu_pdata(spu)->shadow);
}
+/**
+ * setup_areas - Map the spu regions into the address space.
+ *
+ * The current HV requires the spu shadow regs to be mapped with the
+ * PTE page protection bits set as read-only (PP=3). This implementation
+ * uses the low level __ioremap() to bypass the page protection settings
+ * inforced by ioremap_flags() to get the needed PTE bits set for the
+ * shadow regs.
+ */
+
static int __init setup_areas(struct spu *spu)
{
struct table {char* name; unsigned long addr; unsigned long size;};
+ static const unsigned long shadow_flags = _PAGE_NO_CACHE | 3;
- spu_pdata(spu)->shadow = ioremap_flags(spu_pdata(spu)->shadow_addr,
- sizeof(struct spe_shadow),
- pgprot_val(PAGE_READONLY) |
- _PAGE_NO_CACHE);
+ spu_pdata(spu)->shadow = __ioremap(spu_pdata(spu)->shadow_addr,
+ sizeof(struct spe_shadow),
+ shadow_flags);
if (!spu_pdata(spu)->shadow) {
pr_debug("%s:%d: ioremap shadow failed\n", __func__, __LINE__);
goto fail_ioremap;
diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index a437267c6bf..d967c1893ab 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -2,6 +2,7 @@
#define _PSERIES_PLPAR_WRAPPERS_H
#include <asm/hvcall.h>
+#include <asm/page.h>
static inline long poll_pending(void)
{
@@ -44,12 +45,34 @@ static inline long register_slb_shadow(unsigned long cpu, unsigned long vpa)
static inline long plpar_page_set_loaned(unsigned long vpa)
{
- return plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_LOANED, vpa, 0);
+ unsigned long cmo_page_sz = cmo_get_page_size();
+ long rc = 0;
+ int i;
+
+ for (i = 0; !rc && i < PAGE_SIZE; i += cmo_page_sz)
+ rc = plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_LOANED, vpa + i, 0);
+
+ for (i -= cmo_page_sz; rc && i != 0; i -= cmo_page_sz)
+ plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_ACTIVE,
+ vpa + i - cmo_page_sz, 0);
+
+ return rc;
}
static inline long plpar_page_set_active(unsigned long vpa)
{
- return plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_ACTIVE, vpa, 0);
+ unsigned long cmo_page_sz = cmo_get_page_size();
+ long rc = 0;
+ int i;
+
+ for (i = 0; !rc && i < PAGE_SIZE; i += cmo_page_sz)
+ rc = plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_ACTIVE, vpa + i, 0);
+
+ for (i -= cmo_page_sz; rc && i != 0; i -= cmo_page_sz)
+ plpar_hcall_norets(H_PAGE_INIT, H_PAGE_SET_LOANED,
+ vpa + i - cmo_page_sz, 0);
+
+ return rc;
}
extern void vpa_init(int cpu);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 063a0d2fba3..7b01d67b4e4 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -68,6 +68,10 @@
#include "plpar_wrappers.h"
#include "pseries.h"
+int CMO_PrPSP = -1;
+int CMO_SecPSP = -1;
+unsigned long CMO_PageSize = (ASM_CONST(1) << IOMMU_PAGE_SHIFT);
+EXPORT_SYMBOL(CMO_PageSize);
int fwnmi_active; /* TRUE if an FWNMI handler is present */
@@ -325,8 +329,7 @@ void pSeries_cmo_feature_init(void)
{
char *ptr, *key, *value, *end;
int call_status;
- int PrPSP = -1;
- int SecPSP = -1;
+ int page_order = IOMMU_PAGE_SHIFT;
pr_debug(" -> fw_cmo_feature_init()\n");
spin_lock(&rtas_data_buf_lock);
@@ -365,21 +368,31 @@ void pSeries_cmo_feature_init(void)
break;
}
- if (0 == strcmp(key, "PrPSP"))
- PrPSP = simple_strtol(value, NULL, 10);
+ if (0 == strcmp(key, "CMOPageSize"))
+ page_order = simple_strtol(value, NULL, 10);
+ else if (0 == strcmp(key, "PrPSP"))
+ CMO_PrPSP = simple_strtol(value, NULL, 10);
else if (0 == strcmp(key, "SecPSP"))
- SecPSP = simple_strtol(value, NULL, 10);
+ CMO_SecPSP = simple_strtol(value, NULL, 10);
value = key = ptr + 1;
}
ptr++;
}
- if (PrPSP != -1 || SecPSP != -1) {
+ /* Page size is returned as the power of 2 of the page size,
+ * convert to the page size in bytes before returning
+ */
+ CMO_PageSize = 1 << page_order;
+ pr_debug("CMO_PageSize = %lu\n", CMO_PageSize);
+
+ if (CMO_PrPSP != -1 || CMO_SecPSP != -1) {
pr_info("CMO enabled\n");
- pr_debug("CMO enabled, PrPSP=%d, SecPSP=%d\n", PrPSP, SecPSP);
+ pr_debug("CMO enabled, PrPSP=%d, SecPSP=%d\n", CMO_PrPSP,
+ CMO_SecPSP);
powerpc_firmware_features |= FW_FEATURE_CMO;
} else
- pr_debug("CMO not enabled, PrPSP=%d, SecPSP=%d\n", PrPSP, SecPSP);
+ pr_debug("CMO not enabled, PrPSP=%d, SecPSP=%d\n", CMO_PrPSP,
+ CMO_SecPSP);
spin_unlock(&rtas_data_buf_lock);
pr_debug(" <- fw_cmo_feature_init()\n");
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-19 08:28:54 +0000