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-rw-r--r--arch/powerpc/mm/imalloc.c3
-rw-r--r--arch/powerpc/mm/init_64.c3
-rw-r--r--arch/powerpc/mm/lmb.c33
-rw-r--r--arch/powerpc/mm/mem.c8
-rw-r--r--arch/powerpc/mm/mmu_decl.h14
-rw-r--r--arch/powerpc/mm/numa.c5
-rw-r--r--arch/powerpc/mm/pgtable_64.c3
7 files changed, 47 insertions, 22 deletions
diff --git a/arch/powerpc/mm/imalloc.c b/arch/powerpc/mm/imalloc.c
index f4ca29cf536..f9587bcc6a4 100644
--- a/arch/powerpc/mm/imalloc.c
+++ b/arch/powerpc/mm/imalloc.c
@@ -14,9 +14,10 @@
#include <asm/pgalloc.h>
#include <asm/pgtable.h>
#include <asm/semaphore.h>
-#include <asm/imalloc.h>
#include <asm/cacheflush.h>
+#include "mmu_decl.h"
+
static DECLARE_MUTEX(imlist_sem);
struct vm_struct * imlist = NULL;
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 1134f70f231..81cfb0c2ec5 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -64,7 +64,8 @@
#include <asm/iommu.h>
#include <asm/abs_addr.h>
#include <asm/vdso.h>
-#include <asm/imalloc.h>
+
+#include "mmu_decl.h"
#ifdef DEBUG
#define DBG(fmt...) printk(fmt)
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c
index 9b5aa6808eb..9584608fd76 100644
--- a/arch/powerpc/mm/lmb.c
+++ b/arch/powerpc/mm/lmb.c
@@ -22,35 +22,38 @@
#include "mmu_decl.h" /* for __max_low_memory */
#endif
-struct lmb lmb;
-
#undef DEBUG
+#ifdef DEBUG
+#include <asm/udbg.h>
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+struct lmb lmb;
+
void lmb_dump_all(void)
{
#ifdef DEBUG
unsigned long i;
- udbg_printf("lmb_dump_all:\n");
- udbg_printf(" memory.cnt = 0x%lx\n",
- lmb.memory.cnt);
- udbg_printf(" memory.size = 0x%lx\n",
- lmb.memory.size);
+ DBG("lmb_dump_all:\n");
+ DBG(" memory.cnt = 0x%lx\n", lmb.memory.cnt);
+ DBG(" memory.size = 0x%lx\n", lmb.memory.size);
for (i=0; i < lmb.memory.cnt ;i++) {
- udbg_printf(" memory.region[0x%x].base = 0x%lx\n",
+ DBG(" memory.region[0x%x].base = 0x%lx\n",
i, lmb.memory.region[i].base);
- udbg_printf(" .size = 0x%lx\n",
+ DBG(" .size = 0x%lx\n",
lmb.memory.region[i].size);
}
- udbg_printf("\n reserved.cnt = 0x%lx\n",
- lmb.reserved.cnt);
- udbg_printf(" reserved.size = 0x%lx\n",
- lmb.reserved.size);
+ DBG("\n reserved.cnt = 0x%lx\n", lmb.reserved.cnt);
+ DBG(" reserved.size = 0x%lx\n", lmb.reserved.size);
for (i=0; i < lmb.reserved.cnt ;i++) {
- udbg_printf(" reserved.region[0x%x].base = 0x%lx\n",
+ DBG(" reserved.region[0x%x].base = 0x%lx\n",
i, lmb.reserved.region[i].base);
- udbg_printf(" .size = 0x%lx\n",
+ DBG(" .size = 0x%lx\n",
lmb.reserved.region[i].size);
}
#endif /* DEBUG */
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index e2c95fcb805..4bd7b0a7099 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -200,6 +200,8 @@ void show_mem(void)
unsigned long flags;
pgdat_resize_lock(pgdat, &flags);
for (i = 0; i < pgdat->node_spanned_pages; i++) {
+ if (!pfn_valid(pgdat->node_start_pfn + i))
+ continue;
page = pgdat_page_nr(pgdat, i);
total++;
if (PageHighMem(page))
@@ -336,7 +338,7 @@ void __init mem_init(void)
struct page *page;
unsigned long reservedpages = 0, codesize, initsize, datasize, bsssize;
- num_physpages = max_pfn; /* RAM is assumed contiguous */
+ num_physpages = lmb.memory.size >> PAGE_SHIFT;
high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
#ifdef CONFIG_NEED_MULTIPLE_NODES
@@ -348,11 +350,13 @@ void __init mem_init(void)
}
}
#else
- max_mapnr = num_physpages;
+ max_mapnr = max_pfn;
totalram_pages += free_all_bootmem();
#endif
for_each_pgdat(pgdat) {
for (i = 0; i < pgdat->node_spanned_pages; i++) {
+ if (!pfn_valid(pgdat->node_start_pfn + i))
+ continue;
page = pgdat_page_nr(pgdat, i);
if (PageReserved(page))
reservedpages++;
diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h
index a4d7a327c0e..bea2d21ac6f 100644
--- a/arch/powerpc/mm/mmu_decl.h
+++ b/arch/powerpc/mm/mmu_decl.h
@@ -33,7 +33,6 @@ extern void invalidate_tlbcam_entry(int index);
extern int __map_without_bats;
extern unsigned long ioremap_base;
-extern unsigned long ioremap_bot;
extern unsigned int rtas_data, rtas_size;
extern PTE *Hash, *Hash_end;
@@ -42,6 +41,7 @@ extern unsigned long Hash_size, Hash_mask;
extern unsigned int num_tlbcam_entries;
#endif
+extern unsigned long ioremap_bot;
extern unsigned long __max_low_memory;
extern unsigned long __initial_memory_limit;
extern unsigned long total_memory;
@@ -84,4 +84,16 @@ static inline void flush_HPTE(unsigned context, unsigned long va,
else
_tlbie(va);
}
+#else /* CONFIG_PPC64 */
+/* imalloc region types */
+#define IM_REGION_UNUSED 0x1
+#define IM_REGION_SUBSET 0x2
+#define IM_REGION_EXISTS 0x4
+#define IM_REGION_OVERLAP 0x8
+#define IM_REGION_SUPERSET 0x10
+
+extern struct vm_struct * im_get_free_area(unsigned long size);
+extern struct vm_struct * im_get_area(unsigned long v_addr, unsigned long size,
+ int region_type);
+extern void im_free(void *addr);
#endif
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index bd2cf133688..f72cf87364c 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -483,6 +483,7 @@ static void __init setup_nonnuma(void)
{
unsigned long top_of_ram = lmb_end_of_DRAM();
unsigned long total_ram = lmb_phys_mem_size();
+ unsigned int i;
printk(KERN_INFO "Top of RAM: 0x%lx, Total RAM: 0x%lx\n",
top_of_ram, total_ram);
@@ -490,7 +491,9 @@ static void __init setup_nonnuma(void)
(top_of_ram - total_ram) >> 20);
map_cpu_to_node(boot_cpuid, 0);
- add_region(0, 0, lmb_end_of_DRAM() >> PAGE_SHIFT);
+ for (i = 0; i < lmb.memory.cnt; ++i)
+ add_region(0, lmb.memory.region[i].base >> PAGE_SHIFT,
+ lmb_size_pages(&lmb.memory, i));
node_set_online(0);
}
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index c7f7bb6f30b..2ffca63602c 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -64,7 +64,8 @@
#include <asm/iommu.h>
#include <asm/abs_addr.h>
#include <asm/vdso.h>
-#include <asm/imalloc.h>
+
+#include "mmu_decl.h"
unsigned long ioremap_bot = IMALLOC_BASE;
static unsigned long phbs_io_bot = PHBS_IO_BASE;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-01 08:40:57 +0000