diff options
Diffstat (limited to 'arch/sparc')
44 files changed, 335 insertions, 446 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 3e9d314..45d9c87 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -1,9 +1,3 @@ -# For a description of the syntax of this configuration file, -# see Documentation/kbuild/kconfig-language.txt. -# - -mainmenu "Linux/SPARC Kernel Configuration" - config 64BIT bool "64-bit kernel" if ARCH = "sparc" default ARCH = "sparc64" @@ -19,6 +13,7 @@ config SPARC bool default y select OF + select OF_PROMTREE select HAVE_IDE select HAVE_OPROFILE select HAVE_ARCH_KGDB if !SMP || SPARC64 @@ -27,8 +22,6 @@ config SPARC select RTC_CLASS select RTC_DRV_M48T59 select HAVE_IRQ_WORK - select HAVE_PERF_EVENTS - select PERF_USE_VMALLOC select HAVE_DMA_ATTRS select HAVE_DMA_API_DEBUG select HAVE_ARCH_JUMP_LABEL @@ -55,7 +48,6 @@ config SPARC64 select RTC_DRV_BQ4802 select RTC_DRV_SUN4V select RTC_DRV_STARFIRE - select HAVE_IRQ_WORK select HAVE_PERF_EVENTS select PERF_USE_VMALLOC diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index deeb0fb..3c93f08 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -7,7 +7,6 @@ header-y += display7seg.h header-y += envctrl.h header-y += fbio.h header-y += jsflash.h -header-y += openprom.h header-y += openpromio.h header-y += perfctr.h header-y += psrcompat.h diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h index c792830..86666f7 100644 --- a/arch/sparc/include/asm/floppy_32.h +++ b/arch/sparc/include/asm/floppy_32.h @@ -304,7 +304,8 @@ static struct linux_prom_registers fd_regs[2]; static int sun_floppy_init(void) { char state[128]; - int tnode, fd_node, num_regs; + phandle tnode, fd_node; + int num_regs; struct resource r; use_virtual_dma = 1; diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h index ec23b0a..3d7afbb 100644 --- a/arch/sparc/include/asm/highmem.h +++ b/arch/sparc/include/asm/highmem.h @@ -70,8 +70,8 @@ static inline void kunmap(struct page *page) kunmap_high(page); } -extern void *kmap_atomic(struct page *page, enum km_type type); -extern void kunmap_atomic_notypecheck(void *kvaddr, enum km_type type); +extern void *__kmap_atomic(struct page *page); +extern void __kunmap_atomic(void *kvaddr); extern struct page *kmap_atomic_to_page(void *vaddr); #define flush_cache_kmaps() flush_cache_all() diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h index 2889574..c2ced21 100644 --- a/arch/sparc/include/asm/io_32.h +++ b/arch/sparc/include/asm/io_32.h @@ -208,6 +208,21 @@ _memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) #define memset_io(d,c,sz) _memset_io(d,c,sz) static inline void +_sbus_memcpy_fromio(void *dst, const volatile void __iomem *src, + __kernel_size_t n) +{ + char *d = dst; + + while (n--) { + char tmp = sbus_readb(src); + *d++ = tmp; + src++; + } +} + +#define sbus_memcpy_fromio(d, s, sz) _sbus_memcpy_fromio(d, s, sz) + +static inline void _memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) { char *d = dst; @@ -222,6 +237,22 @@ _memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) #define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) static inline void +_sbus_memcpy_toio(volatile void __iomem *dst, const void *src, + __kernel_size_t n) +{ + const char *s = src; + volatile void __iomem *d = dst; + + while (n--) { + char tmp = *s++; + sbus_writeb(tmp, d); + d++; + } +} + +#define sbus_memcpy_toio(d, s, sz) _sbus_memcpy_toio(d, s, sz) + +static inline void _memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) { const char *s = src; diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 9517d06..9c89654 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -419,6 +419,21 @@ _memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) #define memset_io(d,c,sz) _memset_io(d,c,sz) static inline void +_sbus_memcpy_fromio(void *dst, const volatile void __iomem *src, + __kernel_size_t n) +{ + char *d = dst; + + while (n--) { + char tmp = sbus_readb(src); + *d++ = tmp; + src++; + } +} + +#define sbus_memcpy_fromio(d, s, sz) _sbus_memcpy_fromio(d, s, sz) + +static inline void _memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) { char *d = dst; @@ -433,6 +448,22 @@ _memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) #define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) static inline void +_sbus_memcpy_toio(volatile void __iomem *dst, const void *src, + __kernel_size_t n) +{ + const char *s = src; + volatile void __iomem *d = dst; + + while (n--) { + char tmp = *s++; + sbus_writeb(tmp, d); + d++; + } +} + +#define sbus_memcpy_toio(d, s, sz) _sbus_memcpy_toio(d, s, sz) + +static inline void _memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) { const char *s = src; diff --git a/arch/sparc/include/asm/jump_label.h b/arch/sparc/include/asm/jump_label.h index 62e66d7..427d468 100644 --- a/arch/sparc/include/asm/jump_label.h +++ b/arch/sparc/include/asm/jump_label.h @@ -4,7 +4,6 @@ #ifdef __KERNEL__ #include <linux/types.h> -#include <asm/system.h> #define JUMP_LABEL_NOP_SIZE 4 @@ -14,6 +13,7 @@ "nop\n\t" \ "nop\n\t" \ ".pushsection __jump_table, \"a\"\n\t"\ + ".align 4\n\t" \ ".word 1b, %l[" #label "], %c0\n\t" \ ".popsection \n\t" \ : : "i" (key) : : label);\ diff --git a/arch/sparc/include/asm/openprom.h b/arch/sparc/include/asm/openprom.h index 963e1a4..81cd434 100644 --- a/arch/sparc/include/asm/openprom.h +++ b/arch/sparc/include/asm/openprom.h @@ -11,6 +11,8 @@ #define LINUX_OPPROM_MAGIC 0x10010407 #ifndef __ASSEMBLY__ +#include <linux/of.h> + /* V0 prom device operations. */ struct linux_dev_v0_funcs { int (*v0_devopen)(char *device_str); @@ -26,7 +28,7 @@ struct linux_dev_v0_funcs { /* V2 and later prom device operations. */ struct linux_dev_v2_funcs { - int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */ + phandle (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */ char * (*v2_dumb_mem_alloc)(char *va, unsigned sz); void (*v2_dumb_mem_free)(char *va, unsigned sz); @@ -168,12 +170,12 @@ struct linux_romvec { /* Routines for traversing the prom device tree. */ struct linux_nodeops { - int (*no_nextnode)(int node); - int (*no_child)(int node); - int (*no_proplen)(int node, const char *name); - int (*no_getprop)(int node, const char *name, char *val); - int (*no_setprop)(int node, const char *name, char *val, int len); - char * (*no_nextprop)(int node, char *name); + phandle (*no_nextnode)(phandle node); + phandle (*no_child)(phandle node); + int (*no_proplen)(phandle node, const char *name); + int (*no_getprop)(phandle node, const char *name, char *val); + int (*no_setprop)(phandle node, const char *name, char *val, int len); + char * (*no_nextprop)(phandle node, char *name); }; /* More fun PROM structures for device probing. */ diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h index 33e31ce..51296a6 100644 --- a/arch/sparc/include/asm/oplib_32.h +++ b/arch/sparc/include/asm/oplib_32.h @@ -30,7 +30,7 @@ extern unsigned int prom_rev, prom_prev; /* Root node of the prom device tree, this stays constant after * initialization is complete. */ -extern int prom_root_node; +extern phandle prom_root_node; /* Pointer to prom structure containing the device tree traversal * and usage utility functions. Only prom-lib should use these, @@ -178,68 +178,68 @@ extern void prom_putsegment(int context, unsigned long virt_addr, /* PROM device tree traversal functions... */ /* Get the child node of the given node, or zero if no child exists. */ -extern int prom_getchild(int parent_node); +extern phandle prom_getchild(phandle parent_node); /* Get the next sibling node of the given node, or zero if no further * siblings exist. */ -extern int prom_getsibling(int node); +extern phandle prom_getsibling(phandle node); /* Get the length, at the passed node, of the given property type. * Returns -1 on error (ie. no such property at this node). */ -extern int prom_getproplen(int thisnode, const char *property); +extern int prom_getproplen(phandle thisnode, const char *property); /* Fetch the requested property using the given buffer. Returns * the number of bytes the prom put into your buffer or -1 on error. */ -extern int __must_check prom_getproperty(int thisnode, const char *property, +extern int __must_check prom_getproperty(phandle thisnode, const char *property, char *prop_buffer, int propbuf_size); /* Acquire an integer property. */ -extern int prom_getint(int node, char *property); +extern int prom_getint(phandle node, char *property); /* Acquire an integer property, with a default value. */ -extern int prom_getintdefault(int node, char *property, int defval); +extern int prom_getintdefault(phandle node, char *property, int defval); /* Acquire a boolean property, 0=FALSE 1=TRUE. */ -extern int prom_getbool(int node, char *prop); +extern int prom_getbool(phandle node, char *prop); /* Acquire a string property, null string on error. */ -extern void prom_getstring(int node, char *prop, char *buf, int bufsize); +extern void prom_getstring(phandle node, char *prop, char *buf, int bufsize); /* Does the passed node have the given "name"? YES=1 NO=0 */ -extern int prom_nodematch(int thisnode, char *name); +extern int prom_nodematch(phandle thisnode, char *name); /* Search all siblings starting at the passed node for "name" matching * the given string. Returns the node on success, zero on failure. */ -extern int prom_searchsiblings(int node_start, char *name); +extern phandle prom_searchsiblings(phandle node_start, char *name); /* Return the first property type, as a string, for the given node. * Returns a null string on error. */ -extern char *prom_firstprop(int node, char *buffer); +extern char *prom_firstprop(phandle node, char *buffer); /* Returns the next property after the passed property for the given * node. Returns null string on failure. */ -extern char *prom_nextprop(int node, char *prev_property, char *buffer); +extern char *prom_nextprop(phandle node, char *prev_property, char *buffer); /* Returns phandle of the path specified */ -extern int prom_finddevice(char *name); +extern phandle prom_finddevice(char *name); /* Returns 1 if the specified node has given property. */ -extern int prom_node_has_property(int node, char *property); +extern int prom_node_has_property(phandle node, char *property); /* Set the indicated property at the given node with the passed value. * Returns the number of bytes of your value that the prom took. */ -extern int prom_setprop(int node, const char *prop_name, char *prop_value, +extern int prom_setprop(phandle node, const char *prop_name, char *prop_value, int value_size); -extern int prom_pathtoinode(char *path); -extern int prom_inst2pkg(int); +extern phandle prom_pathtoinode(char *path); +extern phandle prom_inst2pkg(int); /* Dorking with Bus ranges... */ @@ -247,13 +247,13 @@ extern int prom_inst2pkg(int); extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); /* Apply ranges of any prom node (and optionally parent node as well) to registers. */ -extern void prom_apply_generic_ranges(int node, int parent, +extern void prom_apply_generic_ranges(phandle node, phandle parent, struct linux_prom_registers *sbusregs, int nregs); /* CPU probing helpers. */ -int cpu_find_by_instance(int instance, int *prom_node, int *mid); -int cpu_find_by_mid(int mid, int *prom_node); -int cpu_get_hwmid(int prom_node); +int cpu_find_by_instance(int instance, phandle *prom_node, int *mid); +int cpu_find_by_mid(int mid, phandle *prom_node); +int cpu_get_hwmid(phandle prom_node); extern spinlock_t prom_lock; diff --git a/arch/sparc/include/asm/oplib_64.h b/arch/sparc/include/asm/oplib_64.h index 3e0b2d6..c9cc078 100644 --- a/arch/sparc/include/asm/oplib_64.h +++ b/arch/sparc/include/asm/oplib_64.h @@ -16,7 +16,7 @@ extern char prom_version[]; /* Root node of the prom device tree, this stays constant after * initialization is complete. */ -extern int prom_root_node; +extern phandle prom_root_node; /* PROM stdin and stdout */ extern int prom_stdin, prom_stdout; @@ -24,7 +24,7 @@ extern int prom_stdin, prom_stdout; /* /chosen node of the prom device tree, this stays constant after * initialization is complete. */ -extern int prom_chosen_node; +extern phandle prom_chosen_node; /* Helper values and strings in arch/sparc64/kernel/head.S */ extern const char prom_peer_name[]; @@ -218,68 +218,69 @@ extern void prom_unmap(unsigned long size, unsigned long vaddr); /* PROM device tree traversal functions... */ /* Get the child node of the given node, or zero if no child exists. */ -extern int prom_getchild(int parent_node); +extern phandle prom_getchild(phandle parent_node); /* Get the next sibling node of the given node, or zero if no further * siblings exist. */ -extern int prom_getsibling(int node); +extern phandle prom_getsibling(phandle node); /* Get the length, at the passed node, of the given property type. * Returns -1 on error (ie. no such property at this node). */ -extern int prom_getproplen(int thisnode, const char *property); +extern int prom_getproplen(phandle thisnode, const char *property); /* Fetch the requested property using the given buffer. Returns * the number of bytes the prom put into your buffer or -1 on error. */ -extern int prom_getproperty(int thisnode, const char *property, +extern int prom_getproperty(phandle thisnode, const char *property, char *prop_buffer, int propbuf_size); /* Acquire an integer property. */ -extern int prom_getint(int node, const char *property); +extern int prom_getint(phandle node, const char *property); /* Acquire an integer property, with a default value. */ -extern int prom_getintdefault(int node, const char *property, int defval); +extern int prom_getintdefault(phandle node, const char *property, int defval); /* Acquire a boolean property, 0=FALSE 1=TRUE. */ -extern int prom_getbool(int node, const char *prop); +extern int prom_getbool(phandle node, const char *prop); /* Acquire a string property, null string on error. */ -extern void prom_getstring(int node, const char *prop, char *buf, int bufsize); +extern void prom_getstring(phandle node, const char *prop, char *buf, + int bufsize); /* Does the passed node have the given "name"? YES=1 NO=0 */ -extern int prom_nodematch(int thisnode, const char *name); +extern int prom_nodematch(phandle thisnode, const char *name); /* Search all siblings starting at the passed node for "name" matching * the given string. Returns the node on success, zero on failure. */ -extern int prom_searchsiblings(int node_start, const char *name); +extern phandle prom_searchsiblings(phandle node_start, const char *name); /* Return the first property type, as a string, for the given node. * Returns a null string on error. Buffer should be at least 32B long. */ -extern char *prom_firstprop(int node, char *buffer); +extern char *prom_firstprop(phandle node, char *buffer); /* Returns the next property after the passed property for the given * node. Returns null string on failure. Buffer should be at least 32B long. */ -extern char *prom_nextprop(int node, const char *prev_property, char *buffer); +extern char *prom_nextprop(phandle node, const char *prev_property, char *buf); /* Returns 1 if the specified node has given property. */ -extern int prom_node_has_property(int node, const char *property); +extern int prom_node_has_property(phandle node, const char *property); /* Returns phandle of the path specified */ -extern int prom_finddevice(const char *name); +extern phandle prom_finddevice(const char *name); /* Set the indicated property at the given node with the passed value. * Returns the number of bytes of your value that the prom took. */ -extern int prom_setprop(int node, const char *prop_name, char *prop_value, +extern int prom_setprop(phandle node, const char *prop_name, char *prop_value, int value_size); -extern int prom_pathtoinode(const char *path); -extern int prom_inst2pkg(int); +extern phandle prom_pathtoinode(const char *path); +extern phandle prom_inst2pkg(int); extern int prom_service_exists(const char *service_name); extern void prom_sun4v_guest_soft_state(void); diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h index 5312782..948b686 100644 --- a/arch/sparc/include/asm/pci_64.h +++ b/arch/sparc/include/asm/pci_64.h @@ -38,7 +38,7 @@ static inline void pcibios_penalize_isa_irq(int irq, int active) * types on sparc64. However, it requires that the device * can drive enough of the 64 bits. */ -#define PCI64_REQUIRED_MASK (~(dma64_addr_t)0) +#define PCI64_REQUIRED_MASK (~(u64)0) #define PCI64_ADDR_BASE 0xfffc000000000000UL #ifdef CONFIG_PCI diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 0ece77f..303bd4d 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -304,10 +304,7 @@ BTFIXUPDEF_CALL(pte_t *, pte_offset_kernel, pmd_t *, unsigned long) * and sun4c is guaranteed to have no highmem anyway. */ #define pte_offset_map(d, a) pte_offset_kernel(d,a) -#define pte_offset_map_nested(d, a) pte_offset_kernel(d,a) - #define pte_unmap(pte) do{}while(0) -#define pte_unmap_nested(pte) do{}while(0) /* Certain architectures need to do special things when pte's * within a page table are directly modified. Thus, the following diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index f5b5fa7..f8dddb7 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -652,9 +652,7 @@ static inline int pte_special(pte_t pte) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))) #define pte_offset_kernel pte_index #define pte_offset_map pte_index -#define pte_offset_map_nested pte_index #define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) /* Actual page table PTE updates. */ extern void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t orig); diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h index 291f125..56bbaad 100644 --- a/arch/sparc/include/asm/prom.h +++ b/arch/sparc/include/asm/prom.h @@ -18,6 +18,7 @@ * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> +#include <linux/of_pdt.h> #include <linux/proc_fs.h> #include <linux/mutex.h> #include <asm/atomic.h> @@ -67,8 +68,8 @@ extern struct device_node *of_console_device; extern char *of_console_path; extern char *of_console_options; -extern void (*prom_build_more)(struct device_node *dp, struct device_node ***nextp); -extern char *build_full_name(struct device_node *dp); +extern void irq_trans_init(struct device_node *dp); +extern char *build_path_component(struct device_node *dp); #endif /* __KERNEL__ */ #endif /* _SPARC_PROM_H */ diff --git a/arch/sparc/kernel/apc.c b/arch/sparc/kernel/apc.c index 2c0046e..52de4a9 100644 --- a/arch/sparc/kernel/apc.c +++ b/arch/sparc/kernel/apc.c @@ -132,6 +132,7 @@ static const struct file_operations apc_fops = { .unlocked_ioctl = apc_ioctl, .open = apc_open, .release = apc_release, + .llseek = noop_llseek, }; static struct miscdevice apc_miscdev = { APC_MINOR, APC_DEVNAME, &apc_fops }; diff --git a/arch/sparc/kernel/auxio_32.c b/arch/sparc/kernel/auxio_32.c index ee8d214..35f4883 100644 --- a/arch/sparc/kernel/auxio_32.c +++ b/arch/sparc/kernel/auxio_32.c @@ -23,7 +23,7 @@ static DEFINE_SPINLOCK(auxio_lock); void __init auxio_probe(void) { - int node, auxio_nd; + phandle node, auxio_nd; struct linux_prom_registers auxregs[1]; struct resource r; @@ -113,7 +113,7 @@ volatile unsigned char * auxio_power_register = NULL; void __init auxio_power_probe(void) { struct linux_prom_registers regs; - int node; + phandle node; struct resource r; /* Attempt to find the sun4m power control node. */ diff --git a/arch/sparc/kernel/btext.c b/arch/sparc/kernel/btext.c index 8cc2d56..89aa4eb 100644 --- a/arch/sparc/kernel/btext.c +++ b/arch/sparc/kernel/btext.c @@ -40,7 +40,7 @@ static unsigned char *dispDeviceBase __force_data; static unsigned char vga_font[cmapsz]; -static int __init btext_initialize(unsigned int node) +static int __init btext_initialize(phandle node) { unsigned int width, height, depth, pitch; unsigned long address = 0; @@ -309,7 +309,7 @@ static struct console btext_console = { int __init btext_find_display(void) { - unsigned int node; + phandle node; char type[32]; int ret; diff --git a/arch/sparc/kernel/devices.c b/arch/sparc/kernel/devices.c index 62dc7a0..d2eddd6 100644 --- a/arch/sparc/kernel/devices.c +++ b/arch/sparc/kernel/devices.c @@ -31,9 +31,9 @@ static char *cpu_mid_prop(void) return "mid"; } -static int check_cpu_node(int nd, int *cur_inst, - int (*compare)(int, int, void *), void *compare_arg, - int *prom_node, int *mid) +static int check_cpu_node(phandle nd, int *cur_inst, + int (*compare)(phandle, int, void *), void *compare_arg, + phandle *prom_node, int *mid) { if (!compare(nd, *cur_inst, compare_arg)) { if (prom_node) @@ -51,8 +51,8 @@ static int check_cpu_node(int nd, int *cur_inst, return -ENODEV; } -static int __cpu_find_by(int (*compare)(int, int, void *), void *compare_arg, - int *prom_node, int *mid) +static int __cpu_find_by(int (*compare)(phandle, int, void *), + void *compare_arg, phandle *prom_node, int *mid) { struct device_node *dp; int cur_inst; @@ -71,7 +71,7 @@ static int __cpu_find_by(int (*compare)(int, int, void *), void *compare_arg, return -ENODEV; } -static int cpu_instance_compare(int nd, int instance, void *_arg) +static int cpu_instance_compare(phandle nd, int instance, void *_arg) { int desired_instance = (int) _arg; @@ -80,13 +80,13 @@ static int cpu_instance_compare(int nd, int instance, void *_arg) return -ENODEV; } -int cpu_find_by_instance(int instance, int *prom_node, int *mid) +int cpu_find_by_instance(int instance, phandle *prom_node, int *mid) { return __cpu_find_by(cpu_instance_compare, (void *)instance, prom_node, mid); } -static int cpu_mid_compare(int nd, int instance, void *_arg) +static int cpu_mid_compare(phandle nd, int instance, void *_arg) { int desired_mid = (int) _arg; int this_mid; @@ -98,7 +98,7 @@ static int cpu_mid_compare(int nd, int instance, void *_arg) return -ENODEV; } -int cpu_find_by_mid(int mid, int *prom_node) +int cpu_find_by_mid(int mid, phandle *prom_node) { return __cpu_find_by(cpu_mid_compare, (void *)mid, prom_node, NULL); @@ -108,7 +108,7 @@ int cpu_find_by_mid(int mid, int *prom_node) * address (0-3). This gives us the true hardware mid, which might have * some other bits set. On 4d hardware and software mids are the same. */ -int cpu_get_hwmid(int prom_node) +int cpu_get_hwmid(phandle prom_node) { return prom_getintdefault(prom_node, cpu_mid_prop(), -ENODEV); } @@ -119,7 +119,8 @@ void __init device_scan(void) #ifndef CONFIG_SMP { - int err, cpu_node; + phandle cpu_node; + int err; err = cpu_find_by_instance(0, &cpu_node, NULL); if (err) { /* Probably a sun4e, Sun is trying to trick us ;-) */ diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c index 0116d8d..5ad6e5c 100644 --- a/arch/sparc/kernel/irq_32.c +++ b/arch/sparc/kernel/irq_32.c @@ -365,7 +365,7 @@ static int request_fast_irq(unsigned int irq, unsigned long flags; unsigned int cpu_irq; int ret; -#ifdef CONFIG_SMP +#if defined CONFIG_SMP && !defined CONFIG_SPARC_LEON struct tt_entry *trap_table; extern struct tt_entry trapbase_cpu1, trapbase_cpu2, trapbase_cpu3; #endif @@ -425,7 +425,7 @@ static int request_fast_irq(unsigned int irq, table[SP_TRAP_IRQ1+(cpu_irq-1)].inst_four = SPARC_NOP; INSTANTIATE(sparc_ttable) -#ifdef CONFIG_SMP +#if defined CONFIG_SMP && !defined CONFIG_SPARC_LEON trap_table = &trapbase_cpu1; INSTANTIATE(trap_table) trap_table = &trapbase_cpu2; INSTANTIATE(trap_table) trap_table = &trapbase_cpu3; INSTANTIATE(trap_table) diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c index 6a7b4db..2d51527 100644 --- a/arch/sparc/kernel/leon_kernel.c +++ b/arch/sparc/kernel/leon_kernel.c @@ -282,5 +282,5 @@ void __init leon_init_IRQ(void) void __init leon_init(void) { - prom_build_more = &leon_node_init; + of_pdt_build_more = &leon_node_init; } diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c index e1656fc..7524689 100644 --- a/arch/sparc/kernel/leon_smp.c +++ b/arch/sparc/kernel/leon_smp.c @@ -56,8 +56,8 @@ void __init leon_configure_cache_smp(void); static inline unsigned long do_swap(volatile unsigned long *ptr, unsigned long val) { - __asm__ __volatile__("swapa [%1] %2, %0\n\t" : "=&r"(val) - : "r"(ptr), "i"(ASI_LEON_DCACHE_MISS) + __asm__ __volatile__("swapa [%2] %3, %0\n\t" : "=&r"(val) + : "0"(val), "r"(ptr), "i"(ASI_LEON_DCACHE_MISS) : "memory"); return val; } diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 83e85c2..6addb91 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -890,6 +890,7 @@ static ssize_t mdesc_read(struct file *file, char __user *buf, static const struct file_operations mdesc_fops = { .read = mdesc_read, .owner = THIS_MODULE, + .llseek = noop_llseek, }; static struct miscdevice mdesc_misc = { diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c index d36a8d3..aeaa09a 100644 --- a/arch/sparc/kernel/pcic.c +++ b/arch/sparc/kernel/pcic.c @@ -284,7 +284,7 @@ int __init pcic_probe(void) struct linux_prom_registers regs[PROMREG_MAX]; struct linux_pbm_info* pbm; char namebuf[64]; - int node; + phandle node; int err; if (pcic0_up) { @@ -440,7 +440,7 @@ static int __devinit pdev_to_pnode(struct linux_pbm_info *pbm, { struct linux_prom_pci_registers regs[PROMREG_MAX]; int err; - int node = prom_getchild(pbm->prom_node); + phandle node = prom_getchild(pbm->prom_node); while(node) { err = prom_getproperty(node, "reg", diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h index eeb04a7..cf5fe1c 100644 --- a/arch/sparc/kernel/prom.h +++ b/arch/sparc/kernel/prom.h @@ -4,12 +4,6 @@ #include <linux/spinlock.h> #include <asm/prom.h> -extern void * prom_early_alloc(unsigned long size); -extern void irq_trans_init(struct device_node *dp); - -extern unsigned int prom_unique_id; - -extern char *build_path_component(struct device_node *dp); extern void of_console_init(void); extern unsigned int prom_early_allocated; diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c index 1f830da..ed25834 100644 --- a/arch/sparc/kernel/prom_common.c +++ b/arch/sparc/kernel/prom_common.c @@ -20,14 +20,13 @@ #include <linux/mutex.h> #include <linux/slab.h> #include <linux/of.h> +#include <linux/of_pdt.h> #include <asm/prom.h> #include <asm/oplib.h> #include <asm/leon.h> #include "prom.h" -void (*prom_build_more)(struct device_node *dp, struct device_node ***nextp); - struct device_node *of_console_device; EXPORT_SYMBOL(of_console_device); @@ -119,192 +118,47 @@ int of_find_in_proplist(const char *list, const char *match, int len) } EXPORT_SYMBOL(of_find_in_proplist); -unsigned int prom_unique_id; - -static struct property * __init build_one_prop(phandle node, char *prev, - char *special_name, - void *special_val, - int special_len) +/* + * SPARC32 and SPARC64's prom_nextprop() do things differently + * here, despite sharing the same interface. SPARC32 doesn't fill in 'buf', + * returning NULL on an error. SPARC64 fills in 'buf', but sets it to an + * empty string upon error. + */ +static int __init handle_nextprop_quirks(char *buf, const char *name) { - static struct property *tmp = NULL; - struct property *p; - const char *name; - - if (tmp) { - p = tmp; - memset(p, 0, sizeof(*p) + 32); - tmp = NULL; - } else { - p = prom_early_alloc(sizeof(struct property) + 32); - p->unique_id = prom_unique_id++; - } - - p->name = (char *) (p + 1); - if (special_name) { - strcpy(p->name, special_name); - p->length = special_len; - p->value = prom_early_alloc(special_len); - memcpy(p->value, special_val, special_len); - } else { - if (prev == NULL) { - name = prom_firstprop(node, p->name); - } else { - name = prom_nextprop(node, prev, p->name); - } + if (!name || strlen(name) == 0) + return -1; - if (!name || strlen(name) == 0) { - tmp = p; - return NULL; - } #ifdef CONFIG_SPARC32 - strcpy(p->name, name); + strcpy(buf, name); #endif - p->length = prom_getproplen(node, p->name); - if (p->length <= 0) { - p->length = 0; - } else { - int len; - - p->value = prom_early_alloc(p->length + 1); - len = prom_getproperty(node, p->name, p->value, - p->length); - if (len <= 0) - p->length = 0; - ((unsigned char *)p->value)[p->length] = '\0'; - } - } - return p; -} - -static struct property * __init build_prop_list(phandle node) -{ - struct property *head, *tail; - - head = tail = build_one_prop(node, NULL, - ".node", &node, sizeof(node)); - - tail->next = build_one_prop(node, NULL, NULL, NULL, 0); - tail = tail->next; - while(tail) { - tail->next = build_one_prop(node, tail->name, - NULL, NULL, 0); - tail = tail->next; - } - - return head; -} - -static char * __init get_one_property(phandle node, const char *name) -{ - char *buf = "<NULL>"; - int len; - - len = prom_getproplen(node, name); - if (len > 0) { - buf = prom_early_alloc(len); - len = prom_getproperty(node, name, buf, len); - } - - return buf; -} - -static struct device_node * __init prom_create_node(phandle node, - struct device_node *parent) -{ - struct device_node *dp; - - if (!node) - return NULL; - - dp = prom_early_alloc(sizeof(*dp)); - dp->unique_id = prom_unique_id++; - dp->parent = parent; - - kref_init(&dp->kref); - - dp->name = get_one_property(node, "name"); - dp->type = get_one_property(node, "device_type"); - dp->phandle = node; - - dp->properties = build_prop_list(node); - - irq_trans_init(dp); - - return dp; -} - -char * __init build_full_name(struct device_node *dp) -{ - int len, ourlen, plen; - char *n; - - plen = strlen(dp->parent->full_name); - ourlen = strlen(dp->path_component_name); - len = ourlen + plen + 2; - - n = prom_early_alloc(len); - strcpy(n, dp->parent->full_name); - if (!of_node_is_root(dp->parent)) { - strcpy(n + plen, "/"); - plen++; - } - strcpy(n + plen, dp->path_component_name); - - return n; + return 0; } -static struct device_node * __init prom_build_tree(struct device_node *parent, - phandle node, - struct device_node ***nextp) +static int __init prom_common_nextprop(phandle node, char *prev, char *buf) { - struct device_node *ret = NULL, *prev_sibling = NULL; - struct device_node *dp; - - while (1) { - dp = prom_create_node(node, parent); - if (!dp) - break; - - if (prev_sibling) - prev_sibling->sibling = dp; - - if (!ret) - ret = dp; - prev_sibling = dp; - - *(*nextp) = dp; - *nextp = &dp->allnext; - - dp->path_component_name = build_path_component(dp); - dp->full_name = build_full_name(dp); - - dp->child = prom_build_tree(dp, prom_getchild(node), nextp); - - if (prom_build_more) - prom_build_more(dp, nextp); - - node = prom_getsibling(node); - } + const char *name; - return ret; + buf[0] = '\0'; + name = prom_nextprop(node, prev, buf); + return handle_nextprop_quirks(buf, name); } unsigned int prom_early_allocated __initdata; +static struct of_pdt_ops prom_sparc_ops __initdata = { + .nextprop = prom_common_nextprop, + .getproplen = prom_getproplen, + .getproperty = prom_getproperty, + .getchild = prom_getchild, + .getsibling = prom_getsibling, +}; + void __init prom_build_devicetree(void) { - struct device_node **nextp; - - allnodes = prom_create_node(prom_root_node, NULL); - allnodes->path_component_name = ""; - allnodes->full_name = "/"; - - nextp = &allnodes->allnext; - allnodes->child = prom_build_tree(allnodes, - prom_getchild(allnodes->phandle), - &nextp); + of_pdt_build_devicetree(prom_root_node, &prom_sparc_ops); of_console_init(); - printk("PROM: Built device tree with %u bytes of memory.\n", - prom_early_allocated); + pr_info("PROM: Built device tree with %u bytes of memory.\n", + prom_early_allocated); } diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c index e608f39..27b9e93 100644 --- a/arch/sparc/kernel/ptrace_32.c +++ b/arch/sparc/kernel/ptrace_32.c @@ -323,18 +323,35 @@ const struct user_regset_view *task_user_regset_view(struct task_struct *task) return &user_sparc32_view; } -long arch_ptrace(struct task_struct *child, long request, long addr, long data) +struct fps { + unsigned long regs[32]; + unsigned long fsr; + unsigned long flags; + unsigned long extra; + unsigned long fpqd; + struct fq { + unsigned long *insnaddr; + unsigned long insn; + } fpq[16]; +}; + +long arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data) { unsigned long addr2 = current->thread.kregs->u_regs[UREG_I4]; + void __user *addr2p; const struct user_regset_view *view; + struct pt_regs __user *pregs; + struct fps __user *fps; int ret; view = task_user_regset_view(current); + addr2p = (void __user *) addr2; + pregs = (struct pt_regs __user *) addr; + fps = (struct fps __user *) addr; switch(request) { case PTRACE_GETREGS: { - struct pt_regs __user *pregs = (struct pt_regs __user *) addr; - ret = copy_regset_to_user(child, view, REGSET_GENERAL, 32 * sizeof(u32), 4 * sizeof(u32), @@ -348,8 +365,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } case PTRACE_SETREGS: { - struct pt_regs __user *pregs = (struct pt_regs __user *) addr; - ret = copy_regset_from_user(child, view, REGSET_GENERAL, 32 * sizeof(u32), 4 * sizeof(u32), @@ -363,19 +378,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } case PTRACE_GETFPREGS: { - struct fps { - unsigned long regs[32]; - unsigned long fsr; - unsigned long flags; - unsigned long extra; - unsigned long fpqd; - struct fq { - unsigned long *insnaddr; - unsigned long insn; - } fpq[16]; - }; - struct fps __user *fps = (struct fps __user *) addr; - ret = copy_regset_to_user(child, view, REGSET_FP, 0 * sizeof(u32), 32 * sizeof(u32), @@ -397,19 +399,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } case PTRACE_SETFPREGS: { - struct fps { - unsigned long regs[32]; - unsigned long fsr; - unsigned long flags; - unsigned long extra; - unsigned long fpqd; - struct fq { - unsigned long *insnaddr; - unsigned long insn; - } fpq[16]; - }; - struct fps __user *fps = (struct fps __user *) addr; - ret = copy_regset_from_user(child, view, REGSET_FP, 0 * sizeof(u32), 32 * sizeof(u32), @@ -424,8 +413,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_READTEXT: case PTRACE_READDATA: - ret = ptrace_readdata(child, addr, - (void __user *) addr2, data); + ret = ptrace_readdata(child, addr, addr2p, data); if (ret == data) ret = 0; @@ -435,8 +423,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_WRITETEXT: case PTRACE_WRITEDATA: - ret = ptrace_writedata(child, (void __user *) addr2, - addr, data); + ret = ptrace_writedata(child, addr2p, addr, data); if (ret == data) ret = 0; diff --git a/arch/sparc/kernel/ptrace_64.c b/arch/sparc/kernel/ptrace_64.c index aa90da0..9ccc812 100644 --- a/arch/sparc/kernel/ptrace_64.c +++ b/arch/sparc/kernel/ptrace_64.c @@ -969,16 +969,19 @@ struct fps { unsigned long fsr; }; -long arch_ptrace(struct task_struct *child, long request, long addr, long data) +long arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data) { const struct user_regset_view *view = task_user_regset_view(current); unsigned long addr2 = task_pt_regs(current)->u_regs[UREG_I4]; struct pt_regs __user *pregs; struct fps __user *fps; + void __user *addr2p; int ret; - pregs = (struct pt_regs __user *) (unsigned long) addr; - fps = (struct fps __user *) (unsigned long) addr; + pregs = (struct pt_regs __user *) addr; + fps = (struct fps __user *) addr; + addr2p = (void __user *) addr2; switch (request) { case PTRACE_PEEKUSR: @@ -1029,8 +1032,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_READTEXT: case PTRACE_READDATA: - ret = ptrace_readdata(child, addr, - (char __user *)addr2, data); + ret = ptrace_readdata(child, addr, addr2p, data); if (ret == data) ret = 0; else if (ret >= 0) @@ -1039,8 +1041,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_WRITETEXT: case PTRACE_WRITEDATA: - ret = ptrace_writedata(child, (char __user *) addr2, - addr, data); + ret = ptrace_writedata(child, addr2p, addr, data); if (ret == data) ret = 0; else if (ret >= 0) diff --git a/arch/sparc/kernel/rtrap_32.S b/arch/sparc/kernel/rtrap_32.S index 4da2e1f..5f5f74c 100644 --- a/arch/sparc/kernel/rtrap_32.S +++ b/arch/sparc/kernel/rtrap_32.S @@ -78,9 +78,9 @@ signal_p: call do_notify_resume add %sp, STACKFRAME_SZ, %o0 ! pt_regs ptr - /* Fall through. */ - ld [%sp + STACKFRAME_SZ + PT_PSR], %t_psr - clr %l6 + b signal_p + ld [%curptr + TI_FLAGS], %g2 + ret_trap_continue: sethi %hi(PSR_SYSCALL), %g1 andn %t_psr, %g1, %t_psr diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S index 090b9e9..77f1b95e 100644 --- a/arch/sparc/kernel/rtrap_64.S +++ b/arch/sparc/kernel/rtrap_64.S @@ -34,37 +34,9 @@ __handle_preemption: __handle_user_windows: call fault_in_user_windows wrpr %g0, RTRAP_PSTATE, %pstate - wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate - /* Redo sched+sig checks */ - ldx [%g6 + TI_FLAGS], %l0 - andcc %l0, _TIF_NEED_RESCHED, %g0 - - be,pt %xcc, 1f - nop - call schedule - wrpr %g0, RTRAP_PSTATE, %pstate - wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate - ldx [%g6 + TI_FLAGS], %l0 - -1: andcc %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0 - be,pt %xcc, __handle_user_windows_continue - nop - mov %l5, %o1 - add %sp, PTREGS_OFF, %o0 - mov %l0, %o2 - - call do_notify_resume - wrpr %g0, RTRAP_PSTATE, %pstate - wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate - /* Signal delivery can modify pt_regs tstate, so we must - * reload it. - */ - ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1 - sethi %hi(0xf << 20), %l4 - and %l1, %l4, %l4 - ba,pt %xcc, __handle_user_windows_continue + ba,pt %xcc, __handle_preemption_continue + wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate - andn %l1, %l4, %l1 __handle_userfpu: rd %fprs, %l5 andcc %l5, FPRS_FEF, %g0 @@ -87,7 +59,7 @@ __handle_signal: ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1 sethi %hi(0xf << 20), %l4 and %l1, %l4, %l4 - ba,pt %xcc, __handle_signal_continue + ba,pt %xcc, __handle_preemption_continue andn %l1, %l4, %l1 /* When returning from a NMI (%pil==15) interrupt we want to @@ -177,11 +149,9 @@ __handle_preemption_continue: bne,pn %xcc, __handle_preemption andcc %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0 bne,pn %xcc, __handle_signal -__handle_signal_continue: ldub [%g6 + TI_WSAVED], %o2 brnz,pn %o2, __handle_user_windows nop -__handle_user_windows_continue: sethi %hi(TSTATE_PEF), %o0 andcc %l1, %o0, %g0 diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c index 5f72de6..29bafe0 100644 --- a/arch/sparc/kernel/setup_64.c +++ b/arch/sparc/kernel/setup_64.c @@ -315,7 +315,7 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_IP_PNP if (!ic_set_manually) { - int chosen = prom_finddevice ("/chosen"); + phandle chosen = prom_finddevice("/chosen"); u32 cl, sv, gw; cl = prom_getintdefault (chosen, "client-ip", 0); diff --git a/arch/sparc/kernel/starfire.c b/arch/sparc/kernel/starfire.c index 060d0f3..a4446c0 100644 --- a/arch/sparc/kernel/starfire.c +++ b/arch/sparc/kernel/starfire.c @@ -23,7 +23,7 @@ int this_is_starfire = 0; void check_if_starfire(void) { - int ssnode = prom_finddevice("/ssp-serial"); + phandle ssnode = prom_finddevice("/ssp-serial"); if (ssnode != 0 && ssnode != -1) this_is_starfire = 1; } diff --git a/arch/sparc/kernel/tadpole.c b/arch/sparc/kernel/tadpole.c index f476a5f..9aba8bd 100644 --- a/arch/sparc/kernel/tadpole.c +++ b/arch/sparc/kernel/tadpole.c @@ -100,7 +100,7 @@ static void swift_clockstop(void) void __init clock_stop_probe(void) { - unsigned int node, clk_nd; + phandle node, clk_nd; char name[20]; prom_getstring(prom_root_node, "name", name, sizeof(name)); diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index bd86016..5b836f5 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -539,6 +539,12 @@ do_sigbus: __do_fault_siginfo(BUS_ADRERR, SIGBUS, tsk->thread.kregs, address); } +static void check_stack_aligned(unsigned long sp) +{ + if (sp & 0x7UL) + force_sig(SIGILL, current); +} + void window_overflow_fault(void) { unsigned long sp; @@ -547,6 +553,8 @@ void window_overflow_fault(void) if(((sp + 0x38) & PAGE_MASK) != (sp & PAGE_MASK)) force_user_fault(sp + 0x38, 1); force_user_fault(sp, 1); + + check_stack_aligned(sp); } void window_underflow_fault(unsigned long sp) @@ -554,6 +562,8 @@ void window_underflow_fault(unsigned long sp) if(((sp + 0x38) & PAGE_MASK) != (sp & PAGE_MASK)) force_user_fault(sp + 0x38, 0); force_user_fault(sp, 0); + + check_stack_aligned(sp); } void window_ret_fault(struct pt_regs *regs) @@ -564,4 +574,6 @@ void window_ret_fault(struct pt_regs *regs) if(((sp + 0x38) & PAGE_MASK) != (sp & PAGE_MASK)) force_user_fault(sp + 0x38, 0); force_user_fault(sp, 0); + + check_stack_aligned(sp); } diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c index e139e9c..4730eac 100644 --- a/arch/sparc/mm/highmem.c +++ b/arch/sparc/mm/highmem.c @@ -29,17 +29,17 @@ #include <asm/tlbflush.h> #include <asm/fixmap.h> -void *kmap_atomic(struct page *page, enum km_type type) +void *__kmap_atomic(struct page *page) { - unsigned long idx; unsigned long vaddr; + long idx, type; /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ pagefault_disable(); if (!PageHighMem(page)) return page_address(page); - debug_kmap_atomic(type); + type = kmap_atomic_idx_push(); idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); @@ -63,44 +63,52 @@ void *kmap_atomic(struct page *page, enum km_type type) return (void*) vaddr; } -EXPORT_SYMBOL(kmap_atomic); +EXPORT_SYMBOL(__kmap_atomic); -void kunmap_atomic_notypecheck(void *kvaddr, enum km_type type) +void __kunmap_atomic(void *kvaddr) { -#ifdef CONFIG_DEBUG_HIGHMEM unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK; - unsigned long idx = type + KM_TYPE_NR*smp_processor_id(); + int type; if (vaddr < FIXADDR_START) { // FIXME pagefault_enable(); return; } - BUG_ON(vaddr != __fix_to_virt(FIX_KMAP_BEGIN+idx)); + type = kmap_atomic_idx(); -/* XXX Fix - Anton */ +#ifdef CONFIG_DEBUG_HIGHMEM + { + unsigned long idx; + + idx = type + KM_TYPE_NR * smp_processor_id(); + BUG_ON(vaddr != __fix_to_virt(FIX_KMAP_BEGIN+idx)); + + /* XXX Fix - Anton */ #if 0 - __flush_cache_one(vaddr); + __flush_cache_one(vaddr); #else - flush_cache_all(); + flush_cache_all(); #endif - /* - * force other mappings to Oops if they'll try to access - * this pte without first remap it - */ - pte_clear(&init_mm, vaddr, kmap_pte-idx); -/* XXX Fix - Anton */ + /* + * force other mappings to Oops if they'll try to access + * this pte without first remap it + */ + pte_clear(&init_mm, vaddr, kmap_pte-idx); + /* XXX Fix - Anton */ #if 0 - __flush_tlb_one(vaddr); + __flush_tlb_one(vaddr); #else - flush_tlb_all(); + flush_tlb_all(); #endif + } #endif + kmap_atomic_idx_pop(); pagefault_enable(); } -EXPORT_SYMBOL(kunmap_atomic_notypecheck); +EXPORT_SYMBOL(__kunmap_atomic); /* We may be fed a pagetable here by ptep_to_xxx and others. */ struct page *kmap_atomic_to_page(void *ptr) diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 4c25727..2f6ae1d 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -88,7 +88,7 @@ static void __init read_obp_memory(const char *property, struct linux_prom64_registers *regs, int *num_ents) { - int node = prom_finddevice("/memory"); + phandle node = prom_finddevice("/memory"); int prop_size = prom_getproplen(node, property); int ents, ret, i; diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index b0b43aa..92319aa 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -1262,7 +1262,8 @@ extern unsigned long bootmem_init(unsigned long *pages_avail); void __init srmmu_paging_init(void) { - int i, cpunode; + int i; + phandle cpunode; char node_str[128]; pgd_t *pgd; pmd_t *pmd; @@ -1398,7 +1399,8 @@ static void __init srmmu_is_bad(void) static void __init init_vac_layout(void) { - int nd, cache_lines; + phandle nd; + int cache_lines; char node_str[128]; #ifdef CONFIG_SMP int cpu = 0; @@ -2082,7 +2084,7 @@ static void __init get_srmmu_type(void) /* Next check for Fujitsu Swift. */ if(psr_typ == 0 && psr_vers == 4) { - int cpunode; + phandle cpunode; char node_str[128]; /* Look if it is not a TurboSparc emulating Swift... */ diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c index 4289f90..ddd0d86 100644 --- a/arch/sparc/mm/sun4c.c +++ b/arch/sparc/mm/sun4c.c @@ -420,7 +420,7 @@ volatile unsigned long __iomem *sun4c_memerr_reg = NULL; void __init sun4c_probe_memerr_reg(void) { - int node; + phandle node; struct linux_prom_registers regs[1]; node = prom_getchild(prom_root_node); diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c index ccb36c7..d342dba 100644 --- a/arch/sparc/prom/init_32.c +++ b/arch/sparc/prom/init_32.c @@ -20,7 +20,7 @@ enum prom_major_version prom_vers; unsigned int prom_rev, prom_prev; /* The root node of the prom device tree. */ -int prom_root_node; +phandle prom_root_node; EXPORT_SYMBOL(prom_root_node); /* Pointer to the device tree operations structure. */ diff --git a/arch/sparc/prom/init_64.c b/arch/sparc/prom/init_64.c index 7b00f89..3ff911e 100644 --- a/arch/sparc/prom/init_64.c +++ b/arch/sparc/prom/init_64.c @@ -19,7 +19,7 @@ char prom_version[80]; /* The root node of the prom device tree. */ int prom_stdin, prom_stdout; -int prom_chosen_node; +phandle prom_chosen_node; /* You must call prom_init() before you attempt to use any of the * routines in the prom library. It returns 0 on success, 1 on @@ -30,7 +30,7 @@ extern void prom_cif_init(void *, void *); void __init prom_init(void *cif_handler, void *cif_stack) { - int node; + phandle node; prom_cif_init(cif_handler, cif_stack); diff --git a/arch/sparc/prom/memory.c b/arch/sparc/prom/memory.c index fac7899..3f263a6 100644 --- a/arch/sparc/prom/memory.c +++ b/arch/sparc/prom/memory.c @@ -31,7 +31,8 @@ static int __init prom_meminit_v0(void) static int __init prom_meminit_v2(void) { struct linux_prom_registers reg[64]; - int node, size, num_ents, i; + phandle node; + int size, num_ents, i; node = prom_searchsiblings(prom_getchild(prom_root_node), "memory"); size = prom_getproperty(node, "available", (char *) reg, sizeof(reg)); diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c index 6cb1581..d24bc44 100644 --- a/arch/sparc/prom/misc_64.c +++ b/arch/sparc/prom/misc_64.c @@ -183,7 +183,8 @@ unsigned char prom_get_idprom(char *idbuf, int num_bytes) int prom_get_mmu_ihandle(void) { - int node, ret; + phandle node; + int ret; if (prom_mmu_ihandle_cache != 0) return prom_mmu_ihandle_cache; @@ -201,7 +202,8 @@ int prom_get_mmu_ihandle(void) static int prom_get_memory_ihandle(void) { static int memory_ihandle_cache; - int node, ret; + phandle node; + int ret; if (memory_ihandle_cache != 0) return memory_ihandle_cache; diff --git a/arch/sparc/prom/ranges.c b/arch/sparc/prom/ranges.c index aeff43e..541fc82 100644 --- a/arch/sparc/prom/ranges.c +++ b/arch/sparc/prom/ranges.c @@ -68,7 +68,7 @@ EXPORT_SYMBOL(prom_apply_obio_ranges); void __init prom_ranges_init(void) { - int node, obio_node; + phandle node, obio_node; int success; num_obio_ranges = 0; @@ -89,8 +89,8 @@ void __init prom_ranges_init(void) prom_printf("PROMLIB: obio_ranges %d\n", num_obio_ranges); } -void -prom_apply_generic_ranges (int node, int parent, struct linux_prom_registers *regs, int nregs) +void prom_apply_generic_ranges(phandle node, phandle parent, + struct linux_prom_registers *regs, int nregs) { int success; int num_ranges; diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c index b21592f..63e08e1 100644 --- a/arch/sparc/prom/tree_32.c +++ b/arch/sparc/prom/tree_32.c @@ -20,10 +20,10 @@ extern void restore_current(void); static char promlib_buf[128]; /* Internal version of prom_getchild that does not alter return values. */ -int __prom_getchild(int node) +phandle __prom_getchild(phandle node) { unsigned long flags; - int cnode; + phandle cnode; spin_lock_irqsave(&prom_lock, flags); cnode = prom_nodeops->no_child(node); @@ -36,9 +36,9 @@ int __prom_getchild(int node) /* Return the child of node 'node' or zero if no this node has no * direct descendent. */ -int prom_getchild(int node) +phandle prom_getchild(phandle node) { - int cnode; + phandle cnode; if (node == -1) return 0; @@ -52,10 +52,10 @@ int prom_getchild(int node) EXPORT_SYMBOL(prom_getchild); /* Internal version of prom_getsibling that does not alter return values. */ -int __prom_getsibling(int node) +phandle __prom_getsibling(phandle node) { unsigned long flags; - int cnode; + phandle cnode; spin_lock_irqsave(&prom_lock, flags); cnode = prom_nodeops->no_nextnode(node); @@ -68,9 +68,9 @@ int __prom_getsibling(int node) /* Return the next sibling of node 'node' or zero if no more siblings * at this level of depth in the tree. */ -int prom_getsibling(int node) +phandle prom_getsibling(phandle node) { - int sibnode; + phandle sibnode; if (node == -1) return 0; @@ -86,7 +86,7 @@ EXPORT_SYMBOL(prom_getsibling); /* Return the length in bytes of property 'prop' at node 'node'. * Return -1 on error. */ -int prom_getproplen(int node, const char *prop) +int prom_getproplen(phandle node, const char *prop) { int ret; unsigned long flags; @@ -106,7 +106,7 @@ EXPORT_SYMBOL(prom_getproplen); * 'buffer' which has a size of 'bufsize'. If the acquisition * was successful the length will be returned, else -1 is returned. */ -int prom_getproperty(int node, const char *prop, char *buffer, int bufsize) +int prom_getproperty(phandle node, const char *prop, char *buffer, int bufsize) { int plen, ret; unsigned long flags; @@ -126,7 +126,7 @@ EXPORT_SYMBOL(prom_getproperty); /* Acquire an integer property and return its value. Returns -1 * on failure. */ -int prom_getint(int node, char *prop) +int prom_getint(phandle node, char *prop) { static int intprop; @@ -140,7 +140,7 @@ EXPORT_SYMBOL(prom_getint); /* Acquire an integer property, upon error return the passed default * integer. */ -int prom_getintdefault(int node, char *property, int deflt) +int prom_getintdefault(phandle node, char *property, int deflt) { int retval; @@ -152,7 +152,7 @@ int prom_getintdefault(int node, char *property, int deflt) EXPORT_SYMBOL(prom_getintdefault); /* Acquire a boolean property, 1=TRUE 0=FALSE. */ -int prom_getbool(int node, char *prop) +int prom_getbool(phandle node, char *prop) { int retval; @@ -166,7 +166,7 @@ EXPORT_SYMBOL(prom_getbool); * string on error. The char pointer is the user supplied string * buffer. */ -void prom_getstring(int node, char *prop, char *user_buf, int ubuf_size) +void prom_getstring(phandle node, char *prop, char *user_buf, int ubuf_size) { int len; @@ -180,7 +180,7 @@ EXPORT_SYMBOL(prom_getstring); /* Does the device at node 'node' have name 'name'? * YES = 1 NO = 0 */ -int prom_nodematch(int node, char *name) +int prom_nodematch(phandle node, char *name) { int error; @@ -194,10 +194,11 @@ int prom_nodematch(int node, char *name) /* Search siblings at 'node_start' for a node with name * 'nodename'. Return node if successful, zero if not. */ -int prom_searchsiblings(int node_start, char *nodename) +phandle prom_searchsiblings(phandle node_start, char *nodename) { - int thisnode, error; + phandle thisnode; + int error; for(thisnode = node_start; thisnode; thisnode=prom_getsibling(thisnode)) { @@ -213,7 +214,7 @@ int prom_searchsiblings(int node_start, char *nodename) EXPORT_SYMBOL(prom_searchsiblings); /* Interal version of nextprop that does not alter return values. */ -char * __prom_nextprop(int node, char * oprop) +char *__prom_nextprop(phandle node, char * oprop) { unsigned long flags; char *prop; @@ -228,7 +229,7 @@ char * __prom_nextprop(int node, char * oprop) /* Return the first property name for node 'node'. */ /* buffer is unused argument, but as v9 uses it, we need to have the same interface */ -char * prom_firstprop(int node, char *bufer) +char *prom_firstprop(phandle node, char *bufer) { if (node == 0 || node == -1) return ""; @@ -241,7 +242,7 @@ EXPORT_SYMBOL(prom_firstprop); * at node 'node' . Returns empty string if no more * property types for this node. */ -char * prom_nextprop(int node, char *oprop, char *buffer) +char *prom_nextprop(phandle node, char *oprop, char *buffer) { if (node == 0 || node == -1) return ""; @@ -250,11 +251,11 @@ char * prom_nextprop(int node, char *oprop, char *buffer) } EXPORT_SYMBOL(prom_nextprop); -int prom_finddevice(char *name) +phandle prom_finddevice(char *name) { char nbuf[128]; char *s = name, *d; - int node = prom_root_node, node2; + phandle node = prom_root_node, node2; unsigned int which_io, phys_addr; struct linux_prom_registers reg[PROMREG_MAX]; @@ -298,7 +299,7 @@ int prom_finddevice(char *name) } EXPORT_SYMBOL(prom_finddevice); -int prom_node_has_property(int node, char *prop) +int prom_node_has_property(phandle node, char *prop) { char *current_property = ""; @@ -314,7 +315,7 @@ EXPORT_SYMBOL(prom_node_has_property); /* Set property 'pname' at node 'node' to value 'value' which has a length * of 'size' bytes. Return the number of bytes the prom accepted. */ -int prom_setprop(int node, const char *pname, char *value, int size) +int prom_setprop(phandle node, const char *pname, char *value, int size) { unsigned long flags; int ret; @@ -329,9 +330,9 @@ int prom_setprop(int node, const char *pname, char *value, int size) } EXPORT_SYMBOL(prom_setprop); -int prom_inst2pkg(int inst) +phandle prom_inst2pkg(int inst) { - int node; + phandle node; unsigned long flags; spin_lock_irqsave(&prom_lock, flags); @@ -345,9 +346,10 @@ int prom_inst2pkg(int inst) /* Return 'node' assigned to a particular prom 'path' * FIXME: Should work for v0 as well */ -int prom_pathtoinode(char *path) +phandle prom_pathtoinode(char *path) { - int node, inst; + phandle node; + int inst; inst = prom_devopen (path); if (inst == -1) return 0; diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c index 9d3f913..691be68 100644 --- a/arch/sparc/prom/tree_64.c +++ b/arch/sparc/prom/tree_64.c @@ -16,7 +16,7 @@ #include <asm/oplib.h> #include <asm/ldc.h> -static int prom_node_to_node(const char *type, int node) +static phandle prom_node_to_node(const char *type, phandle node) { unsigned long args[5]; @@ -28,20 +28,20 @@ static int prom_node_to_node(const char *type, int node) p1275_cmd_direct(args); - return (int) args[4]; + return (phandle) args[4]; } /* Return the child of node 'node' or zero if no this node has no * direct descendent. */ -inline int __prom_getchild(int node) +inline phandle __prom_getchild(phandle node) { return prom_node_to_node("child", node); } -inline int prom_getchild(int node) +inline phandle prom_getchild(phandle node) { - int cnode; + phandle cnode; if (node == -1) return 0; @@ -52,9 +52,9 @@ inline int prom_getchild(int node) } EXPORT_SYMBOL(prom_getchild); -inline int prom_getparent(int node) +inline phandle prom_getparent(phandle node) { - int cnode; + phandle cnode; if (node == -1) return 0; @@ -67,14 +67,14 @@ inline int prom_getparent(int node) /* Return the next sibling of node 'node' or zero if no more siblings * at this level of depth in the tree. */ -inline int __prom_getsibling(int node) +inline phandle __prom_getsibling(phandle node) { return prom_node_to_node(prom_peer_name, node); } -inline int prom_getsibling(int node) +inline phandle prom_getsibling(phandle node) { - int sibnode; + phandle sibnode; if (node == -1) return 0; @@ -89,7 +89,7 @@ EXPORT_SYMBOL(prom_getsibling); /* Return the length in bytes of property 'prop' at node 'node'. * Return -1 on error. */ -inline int prom_getproplen(int node, const char *prop) +inline int prom_getproplen(phandle node, const char *prop) { unsigned long args[6]; @@ -113,7 +113,7 @@ EXPORT_SYMBOL(prom_getproplen); * 'buffer' which has a size of 'bufsize'. If the acquisition * was successful the length will be returned, else -1 is returned. */ -inline int prom_getproperty(int node, const char *prop, +inline int prom_getproperty(phandle node, const char *prop, char *buffer, int bufsize) { unsigned long args[8]; @@ -141,7 +141,7 @@ EXPORT_SYMBOL(prom_getproperty); /* Acquire an integer property and return its value. Returns -1 * on failure. */ -inline int prom_getint(int node, const char *prop) +inline int prom_getint(phandle node, const char *prop) { int intprop; @@ -156,7 +156,7 @@ EXPORT_SYMBOL(prom_getint); * integer. */ -int prom_getintdefault(int node, const char *property, int deflt) +int prom_getintdefault(phandle node, const char *property, int deflt) { int retval; @@ -169,7 +169,7 @@ int prom_getintdefault(int node, const char *property, int deflt) EXPORT_SYMBOL(prom_getintdefault); /* Acquire a boolean property, 1=TRUE 0=FALSE. */ -int prom_getbool(int node, const char *prop) +int prom_getbool(phandle node, const char *prop) { int retval; @@ -184,7 +184,8 @@ EXPORT_SYMBOL(prom_getbool); * string on error. The char pointer is the user supplied string * buffer. */ -void prom_getstring(int node, const char *prop, char *user_buf, int ubuf_size) +void prom_getstring(phandle node, const char *prop, char *user_buf, + int ubuf_size) { int len; @@ -198,7 +199,7 @@ EXPORT_SYMBOL(prom_getstring); /* Does the device at node 'node' have name 'name'? * YES = 1 NO = 0 */ -int prom_nodematch(int node, const char *name) +int prom_nodematch(phandle node, const char *name) { char namebuf[128]; prom_getproperty(node, "name", namebuf, sizeof(namebuf)); @@ -210,10 +211,10 @@ int prom_nodematch(int node, const char *name) /* Search siblings at 'node_start' for a node with name * 'nodename'. Return node if successful, zero if not. */ -int prom_searchsiblings(int node_start, const char *nodename) +phandle prom_searchsiblings(phandle node_start, const char *nodename) { - - int thisnode, error; + phandle thisnode; + int error; char promlib_buf[128]; for(thisnode = node_start; thisnode; @@ -234,7 +235,7 @@ static const char *prom_nextprop_name = "nextprop"; /* Return the first property type for node 'node'. * buffer should be at least 32B in length */ -inline char *prom_firstprop(int node, char *buffer) +inline char *prom_firstprop(phandle node, char *buffer) { unsigned long args[7]; @@ -260,7 +261,7 @@ EXPORT_SYMBOL(prom_firstprop); * at node 'node' . Returns NULL string if no more * property types for this node. */ -inline char *prom_nextprop(int node, const char *oprop, char *buffer) +inline char *prom_nextprop(phandle node, const char *oprop, char *buffer) { unsigned long args[7]; char buf[32]; @@ -288,8 +289,7 @@ inline char *prom_nextprop(int node, const char *oprop, char *buffer) } EXPORT_SYMBOL(prom_nextprop); -int -prom_finddevice(const char *name) +phandle prom_finddevice(const char *name) { unsigned long args[5]; @@ -307,7 +307,7 @@ prom_finddevice(const char *name) } EXPORT_SYMBOL(prom_finddevice); -int prom_node_has_property(int node, const char *prop) +int prom_node_has_property(phandle node, const char *prop) { char buf [32]; @@ -325,7 +325,7 @@ EXPORT_SYMBOL(prom_node_has_property); * of 'size' bytes. Return the number of bytes the prom accepted. */ int -prom_setprop(int node, const char *pname, char *value, int size) +prom_setprop(phandle node, const char *pname, char *value, int size) { unsigned long args[8]; @@ -355,10 +355,10 @@ prom_setprop(int node, const char *pname, char *value, int size) } EXPORT_SYMBOL(prom_setprop); -inline int prom_inst2pkg(int inst) +inline phandle prom_inst2pkg(int inst) { unsigned long args[5]; - int node; + phandle node; args[0] = (unsigned long) "instance-to-package"; args[1] = 1; @@ -377,10 +377,10 @@ inline int prom_inst2pkg(int inst) /* Return 'node' assigned to a particular prom 'path' * FIXME: Should work for v0 as well */ -int -prom_pathtoinode(const char *path) +phandle prom_pathtoinode(const char *path) { - int node, inst; + phandle node; + int inst; inst = prom_devopen (path); if (inst == 0) |
