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-rw-r--r--arch/microblaze/include/asm/cacheflush.h18
-rw-r--r--arch/microblaze/include/asm/dma-mapping.h12
-rw-r--r--arch/microblaze/include/asm/elf.h2
-rw-r--r--arch/microblaze/include/asm/exceptions.h21
-rw-r--r--arch/microblaze/include/asm/irq.h24
-rw-r--r--arch/microblaze/include/asm/kgdb.h28
-rw-r--r--arch/microblaze/include/asm/local64.h1
-rw-r--r--arch/microblaze/include/asm/of_device.h44
-rw-r--r--arch/microblaze/include/asm/of_platform.h54
-rw-r--r--arch/microblaze/include/asm/page.h21
-rw-r--r--arch/microblaze/include/asm/pci-bridge.h5
-rw-r--r--arch/microblaze/include/asm/prom.h115
-rw-r--r--arch/microblaze/include/asm/pvr.h2
-rw-r--r--arch/microblaze/include/asm/scatterlist.h2
-rw-r--r--arch/microblaze/include/asm/setup.h2
-rw-r--r--arch/microblaze/include/asm/system.h4
-rw-r--r--arch/microblaze/include/asm/topology.h10
-rw-r--r--arch/microblaze/include/asm/uaccess.h4
-rw-r--r--arch/microblaze/include/asm/unwind.h29
19 files changed, 105 insertions, 293 deletions
diff --git a/arch/microblaze/include/asm/cacheflush.h b/arch/microblaze/include/asm/cacheflush.h
index a6edd356cd08..7ebd955460d9 100644
--- a/arch/microblaze/include/asm/cacheflush.h
+++ b/arch/microblaze/include/asm/cacheflush.h
@@ -17,6 +17,7 @@
/* Somebody depends on this; sigh... */
#include <linux/mm.h>
+#include <linux/io.h>
/* Look at Documentation/cachetlb.txt */
@@ -60,7 +61,6 @@ void microblaze_cache_init(void);
#define invalidate_icache() mbc->iin();
#define invalidate_icache_range(start, end) mbc->iinr(start, end);
-
#define flush_icache_user_range(vma, pg, adr, len) flush_icache();
#define flush_icache_page(vma, pg) do { } while (0)
@@ -72,9 +72,15 @@ void microblaze_cache_init(void);
#define flush_dcache() mbc->dfl();
#define flush_dcache_range(start, end) mbc->dflr(start, end);
-#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
-/* D-cache aliasing problem can't happen - cache is between MMU and ram */
-#define flush_dcache_page(page) do { } while (0)
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
+/* MS: We have to implement it because of rootfs-jffs2 issue on WB */
+#define flush_dcache_page(page) \
+do { \
+ unsigned long addr = (unsigned long) page_address(page); /* virtual */ \
+ addr = (u32)virt_to_phys((void *)addr); \
+ flush_dcache_range((unsigned) (addr), (unsigned) (addr) + PAGE_SIZE); \
+} while (0);
+
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
@@ -97,8 +103,10 @@ void microblaze_cache_init(void);
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
+ u32 addr = virt_to_phys(dst); \
+ invalidate_icache_range((unsigned) (addr), (unsigned) (addr) + (len));\
memcpy((dst), (src), (len)); \
- flush_icache_range((unsigned) (dst), (unsigned) (dst) + (len)); \
+ flush_dcache_range((unsigned) (addr), (unsigned) (addr) + (len));\
} while (0)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
diff --git a/arch/microblaze/include/asm/dma-mapping.h b/arch/microblaze/include/asm/dma-mapping.h
index 18b3731c8509..8fbb0ec10233 100644
--- a/arch/microblaze/include/asm/dma-mapping.h
+++ b/arch/microblaze/include/asm/dma-mapping.h
@@ -79,12 +79,6 @@ static inline int dma_supported(struct device *dev, u64 mask)
return ops->dma_supported(dev, mask);
}
-#ifdef CONFIG_PCI
-/* We have our own implementation of pci_set_dma_mask() */
-#define HAVE_ARCH_PCI_SET_DMA_MASK
-
-#endif
-
static inline int dma_set_mask(struct device *dev, u64 dma_mask)
{
struct dma_map_ops *ops = get_dma_ops(dev);
@@ -112,7 +106,6 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
-#define dma_is_consistent(d, h) (1)
static inline void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
@@ -138,11 +131,6 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
ops->free_coherent(dev, size, cpu_addr, dma_handle);
}
-static inline int dma_get_cache_alignment(void)
-{
- return L1_CACHE_BYTES;
-}
-
static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction direction)
{
diff --git a/arch/microblaze/include/asm/elf.h b/arch/microblaze/include/asm/elf.h
index 7d4acf2b278e..732caf1be741 100644
--- a/arch/microblaze/include/asm/elf.h
+++ b/arch/microblaze/include/asm/elf.h
@@ -77,7 +77,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
#define ELF_DATA ELFDATA2MSB
#endif
-#define ELF_EXEC_PAGESIZE 4096
+#define ELF_EXEC_PAGESIZE PAGE_SIZE
#define ELF_CORE_COPY_REGS(_dest, _regs) \
diff --git a/arch/microblaze/include/asm/exceptions.h b/arch/microblaze/include/asm/exceptions.h
index 4c7b5d037c88..6479097b802b 100644
--- a/arch/microblaze/include/asm/exceptions.h
+++ b/arch/microblaze/include/asm/exceptions.h
@@ -14,6 +14,11 @@
#define _ASM_MICROBLAZE_EXCEPTIONS_H
#ifdef __KERNEL__
+
+#ifndef CONFIG_MMU
+#define EX_HANDLER_STACK_SIZ (4*19)
+#endif
+
#ifndef __ASSEMBLY__
/* Macros to enable and disable HW exceptions in the MSR */
@@ -64,22 +69,6 @@ asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
void die(const char *str, struct pt_regs *fp, long err);
void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr);
-#if defined(CONFIG_KGDB)
-void (*debugger)(struct pt_regs *regs);
-int (*debugger_bpt)(struct pt_regs *regs);
-int (*debugger_sstep)(struct pt_regs *regs);
-int (*debugger_iabr_match)(struct pt_regs *regs);
-int (*debugger_dabr_match)(struct pt_regs *regs);
-void (*debugger_fault_handler)(struct pt_regs *regs);
-#else
-#define debugger(regs) do { } while (0)
-#define debugger_bpt(regs) 0
-#define debugger_sstep(regs) 0
-#define debugger_iabr_match(regs) 0
-#define debugger_dabr_match(regs) 0
-#define debugger_fault_handler ((void (*)(struct pt_regs *))0)
-#endif
-
#endif /*__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_MICROBLAZE_EXCEPTIONS_H */
diff --git a/arch/microblaze/include/asm/irq.h b/arch/microblaze/include/asm/irq.h
index 31a35c33df63..ec5583d6111c 100644
--- a/arch/microblaze/include/asm/irq.h
+++ b/arch/microblaze/include/asm/irq.h
@@ -27,17 +27,6 @@ extern unsigned int nr_irq;
struct pt_regs;
extern void do_IRQ(struct pt_regs *regs);
-/**
- * irq_of_parse_and_map - Parse and Map an interrupt into linux virq space
- * @device: Device node of the device whose interrupt is to be mapped
- * @index: Index of the interrupt to map
- *
- * This function is a wrapper that chains of_irq_map_one() and
- * irq_create_of_mapping() to make things easier to callers
- */
-struct device_node;
-extern unsigned int irq_of_parse_and_map(struct device_node *dev, int index);
-
/** FIXME - not implement
* irq_dispose_mapping - Unmap an interrupt
* @virq: linux virq number of the interrupt to unmap
@@ -62,17 +51,4 @@ struct irq_host;
extern unsigned int irq_create_mapping(struct irq_host *host,
irq_hw_number_t hwirq);
-/**
- * irq_create_of_mapping - Map a hardware interrupt into linux virq space
- * @controller: Device node of the interrupt controller
- * @inspec: Interrupt specifier from the device-tree
- * @intsize: Size of the interrupt specifier from the device-tree
- *
- * This function is identical to irq_create_mapping except that it takes
- * as input informations straight from the device-tree (typically the results
- * of the of_irq_map_*() functions.
- */
-extern unsigned int irq_create_of_mapping(struct device_node *controller,
- u32 *intspec, unsigned int intsize);
-
#endif /* _ASM_MICROBLAZE_IRQ_H */
diff --git a/arch/microblaze/include/asm/kgdb.h b/arch/microblaze/include/asm/kgdb.h
new file mode 100644
index 000000000000..78b17d40b235
--- /dev/null
+++ b/arch/microblaze/include/asm/kgdb.h
@@ -0,0 +1,28 @@
+#ifdef __KERNEL__
+#ifndef __MICROBLAZE_KGDB_H__
+#define __MICROBLAZE_KGDB_H__
+
+#ifndef __ASSEMBLY__
+
+#define CACHE_FLUSH_IS_SAFE 1
+#define BUFMAX 2048
+
+/*
+ * 32 32-bit general purpose registers (r0-r31)
+ * 6 32-bit special registers (pc, msr, ear, esr, fsr, btr)
+ * 12 32-bit PVR
+ * 7 32-bit MMU Regs (redr, rpid, rzpr, rtlbx, rtlbsx, rtlblo, rtlbhi)
+ * ------
+ * 57 registers
+ */
+#define NUMREGBYTES (57 * 4)
+
+#define BREAK_INSTR_SIZE 4
+static inline void arch_kgdb_breakpoint(void)
+{
+ __asm__ __volatile__("brki r16, 0x18;");
+}
+
+#endif /* __ASSEMBLY__ */
+#endif /* __MICROBLAZE_KGDB_H__ */
+#endif /* __KERNEL__ */
diff --git a/arch/microblaze/include/asm/local64.h b/arch/microblaze/include/asm/local64.h
new file mode 100644
index 000000000000..36c93b5cc239
--- /dev/null
+++ b/arch/microblaze/include/asm/local64.h
@@ -0,0 +1 @@
+#include <asm-generic/local64.h>
diff --git a/arch/microblaze/include/asm/of_device.h b/arch/microblaze/include/asm/of_device.h
deleted file mode 100644
index 73cb98040982..000000000000
--- a/arch/microblaze/include/asm/of_device.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Copyright (C) 2007-2008 Michal Simek <monstr@monstr.eu>
- *
- * based on PowerPC of_device.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#ifndef _ASM_MICROBLAZE_OF_DEVICE_H
-#define _ASM_MICROBLAZE_OF_DEVICE_H
-#ifdef __KERNEL__
-
-#include <linux/device.h>
-#include <linux/of.h>
-
-/*
- * The of_device is a kind of "base class" that is a superset of
- * struct device for use by devices attached to an OF node and
- * probed using OF properties.
- */
-struct of_device {
- struct device dev; /* Generic device interface */
- struct pdev_archdata archdata;
-};
-
-extern ssize_t of_device_get_modalias(struct of_device *ofdev,
- char *str, ssize_t len);
-
-extern struct of_device *of_device_alloc(struct device_node *np,
- const char *bus_id,
- struct device *parent);
-
-extern int of_device_uevent(struct device *dev,
- struct kobj_uevent_env *env);
-
-extern void of_device_make_bus_id(struct of_device *dev);
-
-/* This is just here during the transition */
-#include <linux/of_device.h>
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_MICROBLAZE_OF_DEVICE_H */
diff --git a/arch/microblaze/include/asm/of_platform.h b/arch/microblaze/include/asm/of_platform.h
deleted file mode 100644
index 37491276c6ca..000000000000
--- a/arch/microblaze/include/asm/of_platform.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
- * <benh@kernel.crashing.org>
- *
- * 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.
- */
-
-#ifndef _ASM_MICROBLAZE_OF_PLATFORM_H
-#define _ASM_MICROBLAZE_OF_PLATFORM_H
-
-/* This is just here during the transition */
-#include <linux/of_platform.h>
-
-/*
- * The list of OF IDs below is used for matching bus types in the
- * system whose devices are to be exposed as of_platform_devices.
- *
- * This is the default list valid for most platforms. This file provides
- * functions who can take an explicit list if necessary though
- *
- * The search is always performed recursively looking for children of
- * the provided device_node and recursively if such a children matches
- * a bus type in the list
- */
-
-static const struct of_device_id of_default_bus_ids[] = {
- { .type = "soc", },
- { .compatible = "soc", },
- { .type = "plb5", },
- { .type = "plb4", },
- { .type = "opb", },
- { .type = "simple", },
- {},
-};
-
-/* Platform devices and busses creation */
-extern struct of_device *of_platform_device_create(struct device_node *np,
- const char *bus_id,
- struct device *parent);
-/* pseudo "matches" value to not do deep probe */
-#define OF_NO_DEEP_PROBE ((struct of_device_id *)-1)
-
-extern int of_platform_bus_probe(struct device_node *root,
- const struct of_device_id *matches,
- struct device *parent);
-
-extern struct of_device *of_find_device_by_phandle(phandle ph);
-
-extern void of_instantiate_rtc(void);
-
-#endif /* _ASM_MICROBLAZE_OF_PLATFORM_H */
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index 464ff32bee3d..cf377d91da71 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -23,8 +23,16 @@
#ifdef __KERNEL__
/* PAGE_SHIFT determines the page size */
-#define PAGE_SHIFT (12)
-#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT)
+#if defined(CONFIG_MICROBLAZE_32K_PAGES)
+#define PAGE_SHIFT 15
+#elif defined(CONFIG_MICROBLAZE_16K_PAGES)
+#define PAGE_SHIFT 14
+#elif defined(CONFIG_MICROBLAZE_8K_PAGES)
+#define PAGE_SHIFT 13
+#else
+#define PAGE_SHIFT 12
+#endif
+#define PAGE_SIZE (ASM_CONST(1) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
#define LOAD_OFFSET ASM_CONST((CONFIG_KERNEL_START-CONFIG_KERNEL_BASE_ADDR))
@@ -32,20 +40,13 @@
#ifndef __ASSEMBLY__
/* MS be sure that SLAB allocates aligned objects */
-#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES
+#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
#define ARCH_SLAB_MINALIGN L1_CACHE_BYTES
#define PAGE_UP(addr) (((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1)))
#define PAGE_DOWN(addr) ((addr)&(~((PAGE_SIZE)-1)))
-/* align addr on a size boundary - adjust address up/down if needed */
-#define _ALIGN_UP(addr, size) (((addr)+((size)-1))&(~((size)-1)))
-#define _ALIGN_DOWN(addr, size) ((addr)&(~((size)-1)))
-
-/* align addr on a size boundary - adjust address up if needed */
-#define _ALIGN(addr, size) _ALIGN_UP(addr, size)
-
#ifndef CONFIG_MMU
/*
* PAGE_OFFSET -- the first address of the first page of memory. When not
diff --git a/arch/microblaze/include/asm/pci-bridge.h b/arch/microblaze/include/asm/pci-bridge.h
index 0c77cda9f5d8..0c68764ab547 100644
--- a/arch/microblaze/include/asm/pci-bridge.h
+++ b/arch/microblaze/include/asm/pci-bridge.h
@@ -172,13 +172,8 @@ static inline int pci_has_flag(int flag)
extern struct list_head hose_list;
-extern unsigned long pci_address_to_pio(phys_addr_t address);
extern int pcibios_vaddr_is_ioport(void __iomem *address);
#else
-static inline unsigned long pci_address_to_pio(phys_addr_t address)
-{
- return (unsigned long)-1;
-}
static inline int pcibios_vaddr_is_ioport(void __iomem *address)
{
return 0;
diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h
index e7d67a329bd7..101fa098f62a 100644
--- a/arch/microblaze/include/asm/prom.h
+++ b/arch/microblaze/include/asm/prom.h
@@ -20,9 +20,6 @@
#ifndef __ASSEMBLY__
#include <linux/types.h>
-#include <linux/of_fdt.h>
-#include <linux/proc_fs.h>
-#include <linux/platform_device.h>
#include <asm/irq.h>
#include <asm/atomic.h>
@@ -50,29 +47,10 @@ extern void pci_create_OF_bus_map(void);
* OF address retreival & translation
*/
-/* Translate an OF address block into a CPU physical address
- */
-extern u64 of_translate_address(struct device_node *np, const u32 *addr);
-
-/* Extract an address from a device, returns the region size and
- * the address space flags too. The PCI version uses a BAR number
- * instead of an absolute index
- */
-extern const u32 *of_get_address(struct device_node *dev, int index,
- u64 *size, unsigned int *flags);
-extern const u32 *of_get_pci_address(struct device_node *dev, int bar_no,
- u64 *size, unsigned int *flags);
-
-/* Get an address as a resource. Note that if your address is
- * a PIO address, the conversion will fail if the physical address
- * can't be internally converted to an IO token with
- * pci_address_to_pio(), that is because it's either called to early
- * or it can't be matched to any host bridge IO space
- */
-extern int of_address_to_resource(struct device_node *dev, int index,
- struct resource *r);
-extern int of_pci_address_to_resource(struct device_node *dev, int bar,
- struct resource *r);
+#ifdef CONFIG_PCI
+extern unsigned long pci_address_to_pio(phys_addr_t address);
+#define pci_address_to_pio pci_address_to_pio
+#endif /* CONFIG_PCI */
/* Parse the ibm,dma-window property of an OF node into the busno, phys and
* size parameters.
@@ -88,69 +66,6 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
/* Get the MAC address */
extern const void *of_get_mac_address(struct device_node *np);
-/*
- * OF interrupt mapping
- */
-
-/* This structure is returned when an interrupt is mapped. The controller
- * field needs to be put() after use
- */
-
-#define OF_MAX_IRQ_SPEC 4 /* We handle specifiers of at most 4 cells */
-
-struct of_irq {
- struct device_node *controller; /* Interrupt controller node */
- u32 size; /* Specifier size */
- u32 specifier[OF_MAX_IRQ_SPEC]; /* Specifier copy */
-};
-
-/**
- * of_irq_map_init - Initialize the irq remapper
- * @flags: flags defining workarounds to enable
- *
- * Some machines have bugs in the device-tree which require certain workarounds
- * to be applied. Call this before any interrupt mapping attempts to enable
- * those workarounds.
- */
-#define OF_IMAP_OLDWORLD_MAC 0x00000001
-#define OF_IMAP_NO_PHANDLE 0x00000002
-
-extern void of_irq_map_init(unsigned int flags);
-
-/**
- * of_irq_map_raw - Low level interrupt tree parsing
- * @parent: the device interrupt parent
- * @intspec: interrupt specifier ("interrupts" property of the device)
- * @ointsize: size of the passed in interrupt specifier
- * @addr: address specifier (start of "reg" property of the device)
- * @out_irq: structure of_irq filled by this function
- *
- * Returns 0 on success and a negative number on error
- *
- * This function is a low-level interrupt tree walking function. It
- * can be used to do a partial walk with synthetized reg and interrupts
- * properties, for example when resolving PCI interrupts when no device
- * node exist for the parent.
- *
- */
-
-extern int of_irq_map_raw(struct device_node *parent, const u32 *intspec,
- u32 ointsize, const u32 *addr,
- struct of_irq *out_irq);
-
-/**
- * of_irq_map_one - Resolve an interrupt for a device
- * @device: the device whose interrupt is to be resolved
- * @index: index of the interrupt to resolve
- * @out_irq: structure of_irq filled by this function
- *
- * This function resolves an interrupt, walking the tree, for a given
- * device-tree node. It's the high level pendant to of_irq_map_raw().
- * It also implements the workarounds for OldWolrd Macs.
- */
-extern int of_irq_map_one(struct device_node *device, int index,
- struct of_irq *out_irq);
-
/**
* of_irq_map_pci - Resolve the interrupt for a PCI device
* @pdev: the device whose interrupt is to be resolved
@@ -163,20 +78,18 @@ extern int of_irq_map_one(struct device_node *device, int index,
* resolving using the OF tree walking.
*/
struct pci_dev;
+struct of_irq;
extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq);
-extern int of_irq_to_resource(struct device_node *dev, int index,
- struct resource *r);
-
-/**
- * of_iomap - Maps the memory mapped IO for a given device_node
- * @device: the device whose io range will be mapped
- * @index: index of the io range
- *
- * Returns a pointer to the mapped memory
- */
-extern void __iomem *of_iomap(struct device_node *device, int index);
-
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
+
+/* These includes are put at the bottom because they may contain things
+ * that are overridden by this file. Ideally they shouldn't be included
+ * by this file, but there are a bunch of .c files that currently depend
+ * on it. Eventually they will be cleaned up. */
+#include <linux/of_fdt.h>
+#include <linux/of_irq.h>
+#include <linux/platform_device.h>
+
#endif /* _ASM_MICROBLAZE_PROM_H */
diff --git a/arch/microblaze/include/asm/pvr.h b/arch/microblaze/include/asm/pvr.h
index e38abc7714b6..9578666e98ba 100644
--- a/arch/microblaze/include/asm/pvr.h
+++ b/arch/microblaze/include/asm/pvr.h
@@ -16,7 +16,7 @@
#define PVR_MSR_BIT 0x400
struct pvr_s {
- unsigned pvr[16];
+ unsigned pvr[12];
};
/* The following taken from Xilinx's standalone BSP pvr.h */
diff --git a/arch/microblaze/include/asm/scatterlist.h b/arch/microblaze/include/asm/scatterlist.h
index dc4a8900cc80..35d786fe93ae 100644
--- a/arch/microblaze/include/asm/scatterlist.h
+++ b/arch/microblaze/include/asm/scatterlist.h
@@ -1,3 +1 @@
#include <asm-generic/scatterlist.h>
-
-#define ISA_DMA_THRESHOLD (~0UL)
diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h
index 7f31394985e0..782b5c89248e 100644
--- a/arch/microblaze/include/asm/setup.h
+++ b/arch/microblaze/include/asm/setup.h
@@ -28,8 +28,6 @@ void disable_early_printk(void);
void heartbeat(void);
void setup_heartbeat(void);
-unsigned long long sched_clock(void);
-
# ifdef CONFIG_MMU
extern void mmu_reset(void);
extern void early_console_reg_tlb_alloc(unsigned int addr);
diff --git a/arch/microblaze/include/asm/system.h b/arch/microblaze/include/asm/system.h
index 48c4f0335e3f..e6a2284571dc 100644
--- a/arch/microblaze/include/asm/system.h
+++ b/arch/microblaze/include/asm/system.h
@@ -45,7 +45,6 @@ extern struct task_struct *_switch_to(struct thread_info *prev,
#define smp_rmb() rmb()
#define smp_wmb() wmb()
-void show_trace(struct task_struct *task, unsigned long *stack);
void __bad_xchg(volatile void *ptr, int size);
static inline unsigned long __xchg(unsigned long x, volatile void *ptr,
@@ -101,10 +100,7 @@ extern struct dentry *of_debugfs_root;
* MicroBlaze doesn't handle unaligned accesses in hardware.
*
* Based on this we force the IP header alignment in network drivers.
- * We also modify NET_SKB_PAD to be a cacheline in size, thus maintaining
- * cacheline alignment of buffers.
*/
#define NET_IP_ALIGN 2
-#define NET_SKB_PAD L1_CACHE_BYTES
#endif /* _ASM_MICROBLAZE_SYSTEM_H */
diff --git a/arch/microblaze/include/asm/topology.h b/arch/microblaze/include/asm/topology.h
index 96bcea5a9920..5428f333a02c 100644
--- a/arch/microblaze/include/asm/topology.h
+++ b/arch/microblaze/include/asm/topology.h
@@ -1,11 +1 @@
#include <asm-generic/topology.h>
-
-#ifndef _ASM_MICROBLAZE_TOPOLOGY_H
-#define _ASM_MICROBLAZE_TOPOLOGY_H
-
-struct device_node;
-static inline int of_node_to_nid(struct device_node *device)
-{
- return 0;
-}
-#endif /* _ASM_MICROBLAZE_TOPOLOGY_H */
diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h
index 26460d15b338..d840f4a2d3c9 100644
--- a/arch/microblaze/include/asm/uaccess.h
+++ b/arch/microblaze/include/asm/uaccess.h
@@ -359,7 +359,7 @@ extern long __user_bad(void);
__copy_tofrom_user((__force void __user *)(to), \
(void __user *)(from), (n))
#define __copy_from_user_inatomic(to, from, n) \
- copy_from_user((to), (from), (n))
+ __copy_from_user((to), (from), (n))
static inline long copy_from_user(void *to,
const void __user *from, unsigned long n)
@@ -373,7 +373,7 @@ static inline long copy_from_user(void *to,
#define __copy_to_user(to, from, n) \
__copy_tofrom_user((void __user *)(to), \
(__force const void __user *)(from), (n))
-#define __copy_to_user_inatomic(to, from, n) copy_to_user((to), (from), (n))
+#define __copy_to_user_inatomic(to, from, n) __copy_to_user((to), (from), (n))
static inline long copy_to_user(void __user *to,
const void *from, unsigned long n)
diff --git a/arch/microblaze/include/asm/unwind.h b/arch/microblaze/include/asm/unwind.h
new file mode 100644
index 000000000000..d248b7de4b13
--- /dev/null
+++ b/arch/microblaze/include/asm/unwind.h
@@ -0,0 +1,29 @@
+/*
+ * Backtrace support for Microblaze
+ *
+ * Copyright (C) 2010 Digital Design Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef __MICROBLAZE_UNWIND_H
+#define __MICROBLAZE_UNWIND_H
+
+struct stack_trace;
+
+struct trap_handler_info {
+ unsigned long start_addr;
+ unsigned long end_addr;
+ const char *trap_name;
+};
+extern struct trap_handler_info microblaze_trap_handlers;
+
+extern const char _hw_exception_handler;
+extern const char ex_handler_unhandled;
+
+void microblaze_unwind(struct task_struct *task, struct stack_trace *trace);
+
+#endif /* __MICROBLAZE_UNWIND_H */
+
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