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-rw-r--r--arch/arm/include/asm/kexec.h22
-rw-r--r--arch/arm/include/asm/mach/arch.h1
-rw-r--r--arch/arm/include/asm/memblock.h16
-rw-r--r--arch/arm/include/asm/memory.h67
-rw-r--r--arch/arm/include/asm/mmzone.h30
-rw-r--r--arch/arm/include/asm/setup.h8
6 files changed, 40 insertions, 104 deletions
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
index df15a0dc228e..8ec9ef5c3c7b 100644
--- a/arch/arm/include/asm/kexec.h
+++ b/arch/arm/include/asm/kexec.h
@@ -19,10 +19,26 @@
#ifndef __ASSEMBLY__
-struct kimage;
-/* Provide a dummy definition to avoid build failures. */
+/**
+ * crash_setup_regs() - save registers for the panic kernel
+ * @newregs: registers are saved here
+ * @oldregs: registers to be saved (may be %NULL)
+ *
+ * Function copies machine registers from @oldregs to @newregs. If @oldregs is
+ * %NULL then current registers are stored there.
+ */
static inline void crash_setup_regs(struct pt_regs *newregs,
- struct pt_regs *oldregs) { }
+ struct pt_regs *oldregs)
+{
+ if (oldregs) {
+ memcpy(newregs, oldregs, sizeof(*newregs));
+ } else {
+ __asm__ __volatile__ ("stmia %0, {r0 - r15}"
+ : : "r" (&newregs->ARM_r0));
+ __asm__ __volatile__ ("mrs %0, cpsr"
+ : "=r" (newregs->ARM_cpsr));
+ }
+}
#endif /* __ASSEMBLY__ */
diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h
index 5ee6f85236a4..8a0dd18ba642 100644
--- a/arch/arm/include/asm/mach/arch.h
+++ b/arch/arm/include/asm/mach/arch.h
@@ -38,6 +38,7 @@ struct machine_desc {
void (*fixup)(struct machine_desc *,
struct tag *, char **,
struct meminfo *);
+ void (*reserve)(void);/* reserve mem blocks */
void (*map_io)(void);/* IO mapping function */
void (*init_irq)(void);
struct sys_timer *timer; /* system tick timer */
diff --git a/arch/arm/include/asm/memblock.h b/arch/arm/include/asm/memblock.h
new file mode 100644
index 000000000000..fdbc43b2e6c0
--- /dev/null
+++ b/arch/arm/include/asm/memblock.h
@@ -0,0 +1,16 @@
+#ifndef _ASM_ARM_MEMBLOCK_H
+#define _ASM_ARM_MEMBLOCK_H
+
+#ifdef CONFIG_MMU
+extern phys_addr_t lowmem_end_addr;
+#define MEMBLOCK_REAL_LIMIT lowmem_end_addr
+#else
+#define MEMBLOCK_REAL_LIMIT 0
+#endif
+
+struct meminfo;
+struct machine_desc;
+
+extern void arm_memblock_init(struct meminfo *, struct machine_desc *);
+
+#endif
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index ab08d977ad49..23c2e8e5c0fa 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -167,7 +167,7 @@
#endif
#ifndef arch_adjust_zones
-#define arch_adjust_zones(node,size,holes) do { } while (0)
+#define arch_adjust_zones(size,holes) do { } while (0)
#elif !defined(CONFIG_ZONE_DMA)
#error "custom arch_adjust_zones() requires CONFIG_ZONE_DMA"
#endif
@@ -243,76 +243,11 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
* virt_to_page(k) convert a _valid_ virtual address to struct page *
* virt_addr_valid(k) indicates whether a virtual address is valid
*/
-#ifndef CONFIG_DISCONTIGMEM
-
#define ARCH_PFN_OFFSET PHYS_PFN_OFFSET
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)
-#define PHYS_TO_NID(addr) (0)
-
-#else /* CONFIG_DISCONTIGMEM */
-
-/*
- * This is more complex. We have a set of mem_map arrays spread
- * around in memory.
- */
-#include <linux/numa.h>
-
-#define arch_pfn_to_nid(pfn) PFN_TO_NID(pfn)
-#define arch_local_page_offset(pfn, nid) LOCAL_MAP_NR((pfn) << PAGE_SHIFT)
-
-#define virt_to_page(kaddr) \
- (ADDR_TO_MAPBASE(kaddr) + LOCAL_MAP_NR(kaddr))
-
-#define virt_addr_valid(kaddr) (KVADDR_TO_NID(kaddr) < MAX_NUMNODES)
-
-/*
- * Common discontigmem stuff.
- * PHYS_TO_NID is used by the ARM kernel/setup.c
- */
-#define PHYS_TO_NID(addr) PFN_TO_NID((addr) >> PAGE_SHIFT)
-
-/*
- * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory
- * and returns the mem_map of that node.
- */
-#define ADDR_TO_MAPBASE(kaddr) NODE_MEM_MAP(KVADDR_TO_NID(kaddr))
-
-/*
- * Given a page frame number, find the owning node of the memory
- * and returns the mem_map of that node.
- */
-#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-#ifdef NODE_MEM_SIZE_BITS
-#define NODE_MEM_SIZE_MASK ((1 << NODE_MEM_SIZE_BITS) - 1)
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(addr) \
- (((unsigned long)(addr) - PAGE_OFFSET) >> NODE_MEM_SIZE_BITS)
-
-/*
- * Given a page frame number, convert it to a node id.
- */
-#define PFN_TO_NID(pfn) \
- (((pfn) - PHYS_PFN_OFFSET) >> (NODE_MEM_SIZE_BITS - PAGE_SHIFT))
-
-/*
- * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
- * and returns the index corresponding to the appropriate page in the
- * node's mem_map.
- */
-#define LOCAL_MAP_NR(addr) \
- (((unsigned long)(addr) & NODE_MEM_SIZE_MASK) >> PAGE_SHIFT)
-
-#endif /* NODE_MEM_SIZE_BITS */
-
-#endif /* !CONFIG_DISCONTIGMEM */
-
/*
* Optional coherency support. Currently used only by selected
* Intel XSC3-based systems.
diff --git a/arch/arm/include/asm/mmzone.h b/arch/arm/include/asm/mmzone.h
deleted file mode 100644
index ae63a4fd28c8..000000000000
--- a/arch/arm/include/asm/mmzone.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * arch/arm/include/asm/mmzone.h
- *
- * 1999-12-29 Nicolas Pitre Created
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef __ASM_MMZONE_H
-#define __ASM_MMZONE_H
-
-/*
- * Currently defined in arch/arm/mm/discontig.c
- */
-extern pg_data_t discontig_node_data[];
-
-/*
- * Return a pointer to the node data for node n.
- */
-#define NODE_DATA(nid) (&discontig_node_data[nid])
-
-/*
- * NODE_MEM_MAP gives the kaddr for the mem_map of the node.
- */
-#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map)
-
-#include <mach/memory.h>
-
-#endif
diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h
index f392fb4437af..f1e5a9bca249 100644
--- a/arch/arm/include/asm/setup.h
+++ b/arch/arm/include/asm/setup.h
@@ -201,8 +201,7 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn }
struct membank {
unsigned long start;
unsigned long size;
- unsigned short node;
- unsigned short highmem;
+ unsigned int highmem;
};
struct meminfo {
@@ -212,9 +211,8 @@ struct meminfo {
extern struct meminfo meminfo;
-#define for_each_nodebank(iter,mi,no) \
- for (iter = 0; iter < (mi)->nr_banks; iter++) \
- if ((mi)->bank[iter].node == no)
+#define for_each_bank(iter,mi) \
+ for (iter = 0; iter < (mi)->nr_banks; iter++)
#define bank_pfn_start(bank) __phys_to_pfn((bank)->start)
#define bank_pfn_end(bank) __phys_to_pfn((bank)->start + (bank)->size)
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 15:45:22 +0000