diff options
Diffstat (limited to 'arch/microblaze/include/asm')
| -rw-r--r-- | arch/microblaze/include/asm/cacheflush.h | 18 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/dma-mapping.h | 12 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/elf.h | 2 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/exceptions.h | 21 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/irq.h | 24 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/kgdb.h | 28 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/of_device.h | 44 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/of_platform.h | 54 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/page.h | 21 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/pci-bridge.h | 5 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/prom.h | 115 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/pvr.h | 2 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/scatterlist.h | 2 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/setup.h | 2 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/system.h | 4 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/topology.h | 10 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/uaccess.h | 4 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/unwind.h | 29 |
18 files changed, 104 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/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 */ + |