diff options
Diffstat (limited to 'arch/parisc/include')
47 files changed, 512 insertions, 699 deletions
diff --git a/arch/parisc/include/asm/agp.h b/arch/parisc/include/asm/agp.h index cb04470e63d0..14ae54cfd368 100644 --- a/arch/parisc/include/asm/agp.h +++ b/arch/parisc/include/asm/agp.h @@ -8,8 +8,8 @@ * */ -#define map_page_into_agp(page) /* nothing */ -#define unmap_page_from_agp(page) /* nothing */ +#define map_page_into_agp(page) do { } while (0) +#define unmap_page_from_agp(page) do { } while (0) #define flush_agp_cache() mb() /* GATT allocation. Returns/accepts GATT kernel virtual address. */ diff --git a/arch/parisc/include/asm/alternative.h b/arch/parisc/include/asm/alternative.h index 0ec54f43d6d2..1ed45fd085d3 100644 --- a/arch/parisc/include/asm/alternative.h +++ b/arch/parisc/include/asm/alternative.h @@ -22,10 +22,10 @@ struct alt_instr { s32 orig_offset; /* offset to original instructions */ - s32 len; /* end of original instructions */ - u32 cond; /* see ALT_COND_XXX */ + s16 len; /* end of original instructions */ + u16 cond; /* see ALT_COND_XXX */ u32 replacement; /* replacement instruction or code */ -}; +} __packed; void set_kernel_text_rw(int enable_read_write); void apply_alternatives_all(void); @@ -35,8 +35,9 @@ void apply_alternatives(struct alt_instr *start, struct alt_instr *end, /* Alternative SMP implementation. */ #define ALTERNATIVE(cond, replacement) "!0:" \ ".section .altinstructions, \"aw\" !" \ - ".word (0b-4-.), 1, " __stringify(cond) "," \ - __stringify(replacement) " !" \ + ".word (0b-4-.) !" \ + ".hword 1, " __stringify(cond) " !" \ + ".word " __stringify(replacement) " !" \ ".previous" #else @@ -44,15 +45,17 @@ void apply_alternatives(struct alt_instr *start, struct alt_instr *end, /* to replace one single instructions by a new instruction */ #define ALTERNATIVE(from, to, cond, replacement)\ .section .altinstructions, "aw" ! \ - .word (from - .), (to - from)/4 ! \ - .word cond, replacement ! \ + .word (from - .) ! \ + .hword (to - from)/4, cond ! \ + .word replacement ! \ .previous /* to replace multiple instructions by new code */ #define ALTERNATIVE_CODE(from, num_instructions, cond, new_instr_ptr)\ .section .altinstructions, "aw" ! \ - .word (from - .), -num_instructions ! \ - .word cond, (new_instr_ptr - .) ! \ + .word (from - .) ! \ + .hword -num_instructions, cond ! \ + .word (new_instr_ptr - .) ! \ .previous #endif /* __ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/assembly.h b/arch/parisc/include/asm/assembly.h index 6d13ae236fcb..0f0d4a496fef 100644 --- a/arch/parisc/include/asm/assembly.h +++ b/arch/parisc/include/asm/assembly.h @@ -47,6 +47,12 @@ #define PRIV_USER 3 #define PRIV_KERNEL 0 +/* Space register used inside kernel */ +#define SR_KERNEL 0 +#define SR_TEMP1 1 +#define SR_TEMP2 2 +#define SR_USER 3 + #ifdef __ASSEMBLY__ #ifdef CONFIG_64BIT @@ -137,7 +143,7 @@ depd,z \r, 63-(\sa), 64-(\sa), \t .endm - /* Shift Right - note the r and t can NOT be the same! */ + /* Shift Right for 32-bit. Clobbers upper 32-bit on PA2.0. */ .macro shr r, sa, t extru \r, 31-(\sa), 32-(\sa), \t .endm @@ -158,6 +164,26 @@ #endif .endm + /* The depi instruction leaves the most significant 32 bits of the + * target register in an undefined state on PA 2.0 systems. */ + .macro depi_safe i, p, len, t +#ifdef CONFIG_64BIT + depdi \i, 32+(\p), \len, \t +#else + depi \i, \p, \len, \t +#endif + .endm + + /* The depw instruction leaves the most significant 32 bits of the + * target register in an undefined state on PA 2.0 systems. */ + .macro dep_safe i, p, len, t +#ifdef CONFIG_64BIT + depd \i, 32+(\p), \len, \t +#else + depw \i, \p, \len, \t +#endif + .endm + /* load 32-bit 'value' into 'reg' compensating for the ldil * sign-extension when running in wide mode. * WARNING!! neither 'value' nor 'reg' can be expressions diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h index daa2afd974fb..0ec9cfc5131f 100644 --- a/arch/parisc/include/asm/bitops.h +++ b/arch/parisc/include/asm/bitops.h @@ -203,7 +203,6 @@ static __inline__ int fls(unsigned int x) #include <asm-generic/bitops/hweight.h> #include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> -#include <asm-generic/bitops/find.h> #include <asm-generic/bitops/le.h> #include <asm-generic/bitops/ext2-atomic-setbit.h> diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h index d53e9e27dba0..e23d06b51a20 100644 --- a/arch/parisc/include/asm/cache.h +++ b/arch/parisc/include/asm/cache.h @@ -39,16 +39,13 @@ extern int icache_stride; extern struct pdc_cache_info cache_info; void parisc_setup_cache_timing(void); -#define pdtlb(addr) asm volatile("pdtlb 0(%%sr1,%0)" \ +#define pdtlb(sr, addr) asm volatile("pdtlb 0(%%sr%0,%1)" \ ALTERNATIVE(ALT_COND_NO_SMP, INSN_PxTLB) \ - : : "r" (addr) : "memory") -#define pitlb(addr) asm volatile("pitlb 0(%%sr1,%0)" \ + : : "i"(sr), "r" (addr) : "memory") +#define pitlb(sr, addr) asm volatile("pitlb 0(%%sr%0,%1)" \ ALTERNATIVE(ALT_COND_NO_SMP, INSN_PxTLB) \ ALTERNATIVE(ALT_COND_NO_SPLIT_TLB, INSN_NOP) \ - : : "r" (addr) : "memory") -#define pdtlb_kernel(addr) asm volatile("pdtlb 0(%0)" \ - ALTERNATIVE(ALT_COND_NO_SMP, INSN_PxTLB) \ - : : "r" (addr) : "memory") + : : "i"(sr), "r" (addr) : "memory") #define asm_io_fdc(addr) asm volatile("fdc %%r0(%0)" \ ALTERNATIVE(ALT_COND_NO_DCACHE, INSN_NOP) \ @@ -57,6 +54,7 @@ void parisc_setup_cache_timing(void); #define asm_io_sync() asm volatile("sync" \ ALTERNATIVE(ALT_COND_NO_DCACHE, INSN_NOP) \ ALTERNATIVE(ALT_COND_NO_IOC_FDC, INSN_NOP) :::"memory") +#define asm_syncdma() asm volatile("syncdma" :::"memory") #endif /* ! __ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h index 859b8a34adcf..0bdee6724132 100644 --- a/arch/parisc/include/asm/cacheflush.h +++ b/arch/parisc/include/asm/cacheflush.h @@ -9,16 +9,11 @@ /* The usual comment is "Caches aren't brain-dead on the <architecture>". * Unfortunately, that doesn't apply to PA-RISC. */ -/* Internal implementation */ -void flush_data_cache_local(void *); /* flushes local data-cache only */ -void flush_instruction_cache_local(void *); /* flushes local code-cache only */ -#ifdef CONFIG_SMP -void flush_data_cache(void); /* flushes data-cache only (all processors) */ -void flush_instruction_cache(void); /* flushes i-cache only (all processors) */ -#else -#define flush_data_cache() flush_data_cache_local(NULL) -#define flush_instruction_cache() flush_instruction_cache_local(NULL) -#endif +#include <linux/jump_label.h> + +DECLARE_STATIC_KEY_TRUE(parisc_has_cache); +DECLARE_STATIC_KEY_TRUE(parisc_has_dcache); +DECLARE_STATIC_KEY_TRUE(parisc_has_icache); #define flush_cache_dup_mm(mm) flush_cache_mm(mm) @@ -27,7 +22,7 @@ void flush_kernel_icache_range_asm(unsigned long, unsigned long); void flush_user_dcache_range_asm(unsigned long, unsigned long); void flush_kernel_dcache_range_asm(unsigned long, unsigned long); void purge_kernel_dcache_range_asm(unsigned long, unsigned long); -void flush_kernel_dcache_page_asm(void *); +void flush_kernel_dcache_page_asm(const void *addr); void flush_kernel_icache_page(void *); /* Cache flush operations */ @@ -36,7 +31,7 @@ void flush_cache_all_local(void); void flush_cache_all(void); void flush_cache_mm(struct mm_struct *mm); -void flush_kernel_dcache_page_addr(void *addr); +void flush_kernel_dcache_page_addr(const void *addr); #define flush_kernel_dcache_range(start,size) \ flush_kernel_dcache_range_asm((start), (start)+(size)); @@ -64,20 +59,12 @@ void flush_dcache_page(struct page *page); flush_kernel_icache_range_asm(s,e); \ } while (0) -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page)); \ - memcpy(dst, src, len); \ - flush_kernel_dcache_range_asm((unsigned long)dst, (unsigned long)dst + len); \ -} while (0) - -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ -do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page)); \ - memcpy(dst, src, len); \ -} while (0) - -void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long pfn); +void copy_to_user_page(struct vm_area_struct *vma, struct page *page, + unsigned long user_vaddr, void *dst, void *src, int len); +void copy_from_user_page(struct vm_area_struct *vma, struct page *page, + unsigned long user_vaddr, void *dst, void *src, int len); +void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, + unsigned long pfn); void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); @@ -85,19 +72,10 @@ void flush_cache_range(struct vm_area_struct *vma, void flush_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr); #define ARCH_HAS_FLUSH_ANON_PAGE -static inline void -flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr) -{ - if (PageAnon(page)) { - flush_tlb_page(vma, vmaddr); - preempt_disable(); - flush_dcache_page_asm(page_to_phys(page), vmaddr); - preempt_enable(); - } -} +void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr); #define ARCH_HAS_FLUSH_ON_KUNMAP -static inline void kunmap_flush_on_unmap(void *addr) +static inline void kunmap_flush_on_unmap(const void *addr) { flush_kernel_dcache_page_addr(addr); } diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index c04f5a637c39..339d1b833fa7 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -11,16 +11,16 @@ #define compat_mode_t compat_mode_t typedef u16 compat_mode_t; +#define compat_ipc_pid_t compat_ipc_pid_t +typedef u16 compat_ipc_pid_t; + +#define compat_ipc64_perm compat_ipc64_perm + #include <asm-generic/compat.h> -#define COMPAT_USER_HZ 100 #define COMPAT_UTS_MACHINE "parisc\0\0" -typedef u32 __compat_uid_t; -typedef u32 __compat_gid_t; -typedef u32 compat_dev_t; typedef u16 compat_nlink_t; -typedef u16 compat_ipc_pid_t; struct compat_stat { compat_dev_t st_dev; /* dev_t is 32 bits on parisc */ @@ -53,37 +53,6 @@ struct compat_stat { u32 st_spare4[3]; }; -struct compat_flock { - short l_type; - short l_whence; - compat_off_t l_start; - compat_off_t l_len; - compat_pid_t l_pid; -}; - -struct compat_flock64 { - short l_type; - short l_whence; - compat_loff_t l_start; - compat_loff_t l_len; - compat_pid_t l_pid; -}; - -struct compat_statfs { - s32 f_type; - s32 f_bsize; - s32 f_blocks; - s32 f_bfree; - s32 f_bavail; - s32 f_files; - s32 f_ffree; - __kernel_fsid_t f_fsid; - s32 f_namelen; - s32 f_frsize; - s32 f_flags; - s32 f_spare[4]; -}; - struct compat_sigcontext { compat_int_t sc_flags; compat_int_t sc_gr[32]; /* PSW in sc_gr[0] */ @@ -93,10 +62,6 @@ struct compat_sigcontext { compat_int_t sc_sar; /* cr11 */ }; -#define COMPAT_RLIM_INFINITY 0xffffffff - -#define COMPAT_OFF_T_MAX 0x7fffffff - struct compat_ipc64_perm { compat_key_t key; __compat_uid_t uid; diff --git a/arch/parisc/include/asm/current.h b/arch/parisc/include/asm/current.h index 568b739e42af..dc7aea07c3f3 100644 --- a/arch/parisc/include/asm/current.h +++ b/arch/parisc/include/asm/current.h @@ -2,14 +2,16 @@ #ifndef _ASM_PARISC_CURRENT_H #define _ASM_PARISC_CURRENT_H -#include <asm/special_insns.h> - #ifndef __ASSEMBLY__ struct task_struct; static __always_inline struct task_struct *get_current(void) { - return (struct task_struct *) mfctl(30); + struct task_struct *ts; + + /* do not use mfctl() macro as it is marked volatile */ + asm( "mfctl %%cr30,%0" : "=r" (ts) ); + return ts; } #define current get_current() diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h index eea80ed34e6d..9e8c101de902 100644 --- a/arch/parisc/include/asm/dma.h +++ b/arch/parisc/include/asm/dma.h @@ -176,10 +176,4 @@ static __inline__ void set_dma_count(unsigned int dmanr, unsigned int count) #define free_dma(dmanr) -#ifdef CONFIG_PCI -extern int isa_dma_bridge_buggy; -#else -#define isa_dma_bridge_buggy (0) -#endif - #endif /* _ASM_DMA_H */ diff --git a/arch/parisc/include/asm/elf.h b/arch/parisc/include/asm/elf.h index 3bd465a27791..cc426d365892 100644 --- a/arch/parisc/include/asm/elf.h +++ b/arch/parisc/include/asm/elf.h @@ -359,4 +359,19 @@ struct mm_struct; extern unsigned long arch_randomize_brk(struct mm_struct *); #define arch_randomize_brk arch_randomize_brk + +#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 +struct linux_binprm; +extern int arch_setup_additional_pages(struct linux_binprm *bprm, + int executable_stack); +#define VDSO_AUX_ENT(a, b) NEW_AUX_ENT(a, b) +#define VDSO_CURRENT_BASE current->mm->context.vdso_base + +#define ARCH_DLINFO \ +do { \ + if (VDSO_CURRENT_BASE) { \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_CURRENT_BASE);\ + } \ +} while (0) + #endif diff --git a/arch/parisc/include/asm/fb.h b/arch/parisc/include/asm/fb.h index c4cd6360f996..55d29c4f716e 100644 --- a/arch/parisc/include/asm/fb.h +++ b/arch/parisc/include/asm/fb.h @@ -12,9 +12,13 @@ static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE; } +#if defined(CONFIG_FB_STI) +int fb_is_primary_device(struct fb_info *info); +#else static inline int fb_is_primary_device(struct fb_info *info) { return 0; } +#endif #endif /* _ASM_FB_H_ */ diff --git a/arch/parisc/include/asm/fixmap.h b/arch/parisc/include/asm/fixmap.h index e480b2c05407..5cd80ce1163a 100644 --- a/arch/parisc/include/asm/fixmap.h +++ b/arch/parisc/include/asm/fixmap.h @@ -9,12 +9,27 @@ * * All of the values in this file must be <4GB (because of assembly * loading restrictions). If you place this region anywhere above - * __PAGE_OFFSET, you must adjust the memory map accordingly */ + * __PAGE_OFFSET, you must adjust the memory map accordingly + */ -/* The alias region is used in kernel space to do copy/clear to or - * from areas congruently mapped with user space. It is 8MB large - * and must be 16MB aligned */ -#define TMPALIAS_MAP_START ((__PAGE_OFFSET) - 16*1024*1024) +/* + * The tmpalias region is used in kernel space to copy/clear/flush data + * from pages congruently mapped with user space. It is comprised of + * a pair regions. The size of these regions is determined by the largest + * cache aliasing boundary for machines that support equivalent aliasing. + * + * The c3750 with PA8700 processor returns an alias value of 11. This + * indicates that it has an alias boundary of 4 MB. It also supports + * non-equivalent aliasing without a performance penalty. + * + * Machines with PA8800/PA8900 processors return an alias value of 0. + * This indicates the alias boundary is unknown and may be larger than + * 16 MB. Non-equivalent aliasing is not supported. + * + * Here we assume the maximum alias boundary is 4 MB. + */ +#define TMPALIAS_SIZE_BITS 22 /* 4 MB */ +#define TMPALIAS_MAP_START ((__PAGE_OFFSET) - (2 << TMPALIAS_SIZE_BITS)) #define FIXMAP_SIZE (FIX_BITMAP_COUNT << PAGE_SHIFT) #define FIXMAP_START (TMPALIAS_MAP_START - FIXMAP_SIZE) diff --git a/arch/parisc/include/asm/floppy.h b/arch/parisc/include/asm/floppy.h index 762cfe7778c0..b318a7df52f6 100644 --- a/arch/parisc/include/asm/floppy.h +++ b/arch/parisc/include/asm/floppy.h @@ -179,7 +179,7 @@ static void _fd_chose_dma_mode(char *addr, unsigned long size) { if(can_use_virtual_dma == 2) { if((unsigned int) addr >= (unsigned int) high_memory || - virt_to_bus(addr) >= 0x1000000 || + virt_to_phys(addr) >= 0x1000000 || _CROSS_64KB(addr, size, 0)) use_virtual_dma = 1; else @@ -215,7 +215,7 @@ static int hard_dma_setup(char *addr, unsigned long size, int mode, int io) doing_pdma = 0; clear_dma_ff(FLOPPY_DMA); set_dma_mode(FLOPPY_DMA,mode); - set_dma_addr(FLOPPY_DMA,virt_to_bus(addr)); + set_dma_addr(FLOPPY_DMA,virt_to_phys(addr)); set_dma_count(FLOPPY_DMA,size); enable_dma(FLOPPY_DMA); return 0; diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h index 70cf8f0a7617..3222206cb3ea 100644 --- a/arch/parisc/include/asm/futex.h +++ b/arch/parisc/include/asm/futex.h @@ -8,39 +8,47 @@ #include <asm/errno.h> /* The following has to match the LWS code in syscall.S. We have - sixteen four-word locks. */ + * 256 four-word locks. We use bits 20-27 of the futex virtual + * address for the hash index. + */ + +static inline unsigned long _futex_hash_index(unsigned long ua) +{ + return (ua >> 2) & 0x3fc; +} static inline void -_futex_spin_lock(u32 __user *uaddr) +_futex_spin_lock_irqsave(arch_spinlock_t *s, unsigned long *flags) { - extern u32 lws_lock_start[]; - long index = ((long)uaddr & 0x3f8) >> 1; - arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index]; - preempt_disable(); + local_irq_save(*flags); arch_spin_lock(s); } static inline void -_futex_spin_unlock(u32 __user *uaddr) +_futex_spin_unlock_irqrestore(arch_spinlock_t *s, unsigned long *flags) { - extern u32 lws_lock_start[]; - long index = ((long)uaddr & 0x3f8) >> 1; - arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index]; arch_spin_unlock(s); - preempt_enable(); + local_irq_restore(*flags); } static inline int arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr) { + extern u32 lws_lock_start[]; + unsigned long ua = (unsigned long)uaddr; + arch_spinlock_t *s; + unsigned long flags; int oldval, ret; u32 tmp; - ret = -EFAULT; + s = (arch_spinlock_t *)&lws_lock_start[_futex_hash_index(ua)]; + _futex_spin_lock_irqsave(s, &flags); - _futex_spin_lock(uaddr); - if (unlikely(get_user(oldval, uaddr) != 0)) + /* Return -EFAULT if we encounter a page fault or COW break */ + if (unlikely(get_user(oldval, uaddr) != 0)) { + ret = -EFAULT; goto out_pagefault_enable; + } ret = 0; tmp = oldval; @@ -63,13 +71,14 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr) break; default: ret = -ENOSYS; + goto out_pagefault_enable; } - if (ret == 0 && unlikely(put_user(tmp, uaddr) != 0)) + if (unlikely(put_user(tmp, uaddr) != 0)) ret = -EFAULT; out_pagefault_enable: - _futex_spin_unlock(uaddr); + _futex_spin_unlock_irqrestore(s, &flags); if (!ret) *oval = oldval; @@ -81,36 +90,36 @@ static inline int futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 oldval, u32 newval) { + extern u32 lws_lock_start[]; + unsigned long ua = (unsigned long)uaddr; + arch_spinlock_t *s; u32 val; - - /* futex.c wants to do a cmpxchg_inatomic on kernel NULL, which is - * our gateway page, and causes no end of trouble... - */ - if (uaccess_kernel() && !uaddr) - return -EFAULT; + unsigned long flags; if (!access_ok(uaddr, sizeof(u32))) return -EFAULT; /* HPPA has no cmpxchg in hardware and therefore the * best we can do here is use an array of locks. The - * lock selected is based on a hash of the userspace - * address. This should scale to a couple of CPUs. + * lock selected is based on a hash of the virtual + * address of the futex. This should scale to a couple + * of CPUs. */ - _futex_spin_lock(uaddr); + s = (arch_spinlock_t *)&lws_lock_start[_futex_hash_index(ua)]; + _futex_spin_lock_irqsave(s, &flags); if (unlikely(get_user(val, uaddr) != 0)) { - _futex_spin_unlock(uaddr); + _futex_spin_unlock_irqrestore(s, &flags); return -EFAULT; } if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) { - _futex_spin_unlock(uaddr); + _futex_spin_unlock_irqrestore(s, &flags); return -EFAULT; } *uval = val; - _futex_spin_unlock(uaddr); + _futex_spin_unlock_irqrestore(s, &flags); return 0; } diff --git a/arch/parisc/include/asm/hardware.h b/arch/parisc/include/asm/hardware.h index 9d3d7737c58b..a005ebc54779 100644 --- a/arch/parisc/include/asm/hardware.h +++ b/arch/parisc/include/asm/hardware.h @@ -10,12 +10,12 @@ #define SVERSION_ANY_ID PA_SVERSION_ANY_ID struct hp_hardware { - unsigned short hw_type:5; /* HPHW_xxx */ - unsigned short hversion; - unsigned long sversion:28; - unsigned short opt; - const char name[80]; /* The hardware description */ -}; + unsigned int hw_type:8; /* HPHW_xxx */ + unsigned int hversion:12; + unsigned int sversion:12; + unsigned char opt; + unsigned char name[59]; /* The hardware description */ +} __packed; struct parisc_device; diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index a69cf9efb0c1..f7f078c2872c 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -28,9 +28,10 @@ static inline int prepare_hugepage_range(struct file *file, } #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH -static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep) +static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) { + return *ptep; } #define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h index 0b5259102319..c05e781be2f5 100644 --- a/arch/parisc/include/asm/io.h +++ b/arch/parisc/include/asm/io.h @@ -7,8 +7,6 @@ #define virt_to_phys(a) ((unsigned long)__pa(a)) #define phys_to_virt(a) __va(a) -#define virt_to_bus virt_to_phys -#define bus_to_virt phys_to_virt static inline unsigned long isa_bus_to_virt(unsigned long addr) { BUG(); @@ -130,98 +128,16 @@ static inline void gsc_writeq(unsigned long long val, unsigned long addr) void __iomem *ioremap(unsigned long offset, unsigned long size); #define ioremap_wc ioremap #define ioremap_uc ioremap +#define pci_iounmap pci_iounmap extern void iounmap(const volatile void __iomem *addr); -static inline unsigned char __raw_readb(const volatile void __iomem *addr) -{ - return (*(volatile unsigned char __force *) (addr)); -} -static inline unsigned short __raw_readw(const volatile void __iomem *addr) -{ - return *(volatile unsigned short __force *) addr; -} -static inline unsigned int __raw_readl(const volatile void __iomem *addr) -{ - return *(volatile unsigned int __force *) addr; -} -static inline unsigned long long __raw_readq(const volatile void __iomem *addr) -{ - return *(volatile unsigned long long __force *) addr; -} - -static inline void __raw_writeb(unsigned char b, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *) addr = b; -} -static inline void __raw_writew(unsigned short b, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *) addr = b; -} -static inline void __raw_writel(unsigned int b, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *) addr = b; -} -static inline void __raw_writeq(unsigned long long b, volatile void __iomem *addr) -{ - *(volatile unsigned long long __force *) addr = b; -} - -static inline unsigned char readb(const volatile void __iomem *addr) -{ - return __raw_readb(addr); -} -static inline unsigned short readw(const volatile void __iomem *addr) -{ - return le16_to_cpu((__le16 __force) __raw_readw(addr)); -} -static inline unsigned int readl(const volatile void __iomem *addr) -{ - return le32_to_cpu((__le32 __force) __raw_readl(addr)); -} -static inline unsigned long long readq(const volatile void __iomem *addr) -{ - return le64_to_cpu((__le64 __force) __raw_readq(addr)); -} - -static inline void writeb(unsigned char b, volatile void __iomem *addr) -{ - __raw_writeb(b, addr); -} -static inline void writew(unsigned short w, volatile void __iomem *addr) -{ - __raw_writew((__u16 __force) cpu_to_le16(w), addr); -} -static inline void writel(unsigned int l, volatile void __iomem *addr) -{ - __raw_writel((__u32 __force) cpu_to_le32(l), addr); -} -static inline void writeq(unsigned long long q, volatile void __iomem *addr) -{ - __raw_writeq((__u64 __force) cpu_to_le64(q), addr); -} - -#define readb readb -#define readw readw -#define readl readl -#define readq readq -#define writeb writeb -#define writew writew -#define writel writel -#define writeq writeq - -#define readb_relaxed(addr) readb(addr) -#define readw_relaxed(addr) readw(addr) -#define readl_relaxed(addr) readl(addr) -#define readq_relaxed(addr) readq(addr) -#define writeb_relaxed(b, addr) writeb(b, addr) -#define writew_relaxed(w, addr) writew(w, addr) -#define writel_relaxed(l, addr) writel(l, addr) -#define writeq_relaxed(q, addr) writeq(q, addr) - void memset_io(volatile void __iomem *addr, unsigned char val, int count); void memcpy_fromio(void *dst, const volatile void __iomem *src, int count); void memcpy_toio(volatile void __iomem *dst, const void *src, int count); +#define memset_io memset_io +#define memcpy_fromio memcpy_fromio +#define memcpy_toio memcpy_toio /* Port-space IO */ @@ -243,10 +159,15 @@ extern void eisa_out32(unsigned int data, unsigned short port); extern unsigned char inb(int addr); extern unsigned short inw(int addr); extern unsigned int inl(int addr); - extern void outb(unsigned char b, int addr); extern void outw(unsigned short b, int addr); extern void outl(unsigned int b, int addr); +#define inb inb +#define inw inw +#define inl inl +#define outb outb +#define outw outw +#define outl outl #elif defined(CONFIG_EISA) #define inb eisa_in8 #define inw eisa_in16 @@ -272,10 +193,12 @@ static inline int inl(unsigned long addr) BUG(); return -1; } - -#define outb(x, y) BUG() -#define outw(x, y) BUG() -#define outl(x, y) BUG() +#define inb inb +#define inw inw +#define inl inl +#define outb(x, y) ({(void)(x); (void)(y); BUG(); 0;}) +#define outw(x, y) ({(void)(x); (void)(y); BUG(); 0;}) +#define outl(x, y) ({(void)(x); (void)(y); BUG(); 0;}) #endif /* @@ -287,7 +210,12 @@ extern void insl (unsigned long port, void *dst, unsigned long count); extern void outsb (unsigned long port, const void *src, unsigned long count); extern void outsw (unsigned long port, const void *src, unsigned long count); extern void outsl (unsigned long port, const void *src, unsigned long count); - +#define insb insb +#define insw insw +#define insl insl +#define outsb outsb +#define outsw outsw +#define outsl outsl /* IO Port space is : BBiiii where BB is HBA number. */ #define IO_SPACE_LIMIT 0x00ffffff @@ -299,6 +227,7 @@ extern void outsl (unsigned long port, const void *src, unsigned long count); * value for either 32 or 64 bit mode */ #define F_EXTEND(x) ((unsigned long)((x) | (0xffffffff00000000ULL))) +#ifdef CONFIG_64BIT #define ioread64 ioread64 #define ioread64be ioread64be #define iowrite64 iowrite64 @@ -307,8 +236,31 @@ extern u64 ioread64(const void __iomem *addr); extern u64 ioread64be(const void __iomem *addr); extern void iowrite64(u64 val, void __iomem *addr); extern void iowrite64be(u64 val, void __iomem *addr); +#endif #include <asm-generic/iomap.h> +/* + * These get provided from <asm-generic/iomap.h> since parisc does not + * select GENERIC_IOMAP. + */ +#define ioport_map ioport_map +#define ioport_unmap ioport_unmap +#define ioread8 ioread8 +#define ioread16 ioread16 +#define ioread32 ioread32 +#define ioread16be ioread16be +#define ioread32be ioread32be +#define iowrite8 iowrite8 +#define iowrite16 iowrite16 +#define iowrite32 iowrite32 +#define iowrite16be iowrite16be +#define iowrite32be iowrite32be +#define ioread8_rep ioread8_rep +#define ioread16_rep ioread16_rep +#define ioread32_rep ioread32_rep +#define iowrite8_rep iowrite8_rep +#define iowrite16_rep iowrite16_rep +#define iowrite32_rep iowrite32_rep /* * Convert a physical pointer to a virtual kernel pointer for /dev/mem @@ -318,4 +270,6 @@ extern void iowrite64be(u64 val, void __iomem *addr); extern int devmem_is_allowed(unsigned long pfn); +#include <asm-generic/io.h> + #endif diff --git a/arch/parisc/include/asm/kprobes.h b/arch/parisc/include/asm/kprobes.h index 904034da4974..0a175ac87698 100644 --- a/arch/parisc/include/asm/kprobes.h +++ b/arch/parisc/include/asm/kprobes.h @@ -18,8 +18,9 @@ #include <linux/notifier.h> #define PARISC_KPROBES_BREAK_INSN 0x3ff801f +#define PARISC_KPROBES_BREAK_INSN2 0x3ff801e #define __ARCH_WANT_KPROBES_INSN_SLOT -#define MAX_INSN_SIZE 1 +#define MAX_INSN_SIZE 2 typedef u32 kprobe_opcode_t; struct kprobe; @@ -29,7 +30,7 @@ void arch_remove_kprobe(struct kprobe *p); #define flush_insn_slot(p) \ flush_icache_range((unsigned long)&(p)->ainsn.insn[0], \ (unsigned long)&(p)->ainsn.insn[0] + \ - sizeof(kprobe_opcode_t)) + MAX_INSN_SIZE*sizeof(kprobe_opcode_t)) #define kretprobe_blacklist_size 0 diff --git a/arch/parisc/include/asm/mmu.h b/arch/parisc/include/asm/mmu.h index 3fb70a601d5c..44fd062b62ed 100644 --- a/arch/parisc/include/asm/mmu.h +++ b/arch/parisc/include/asm/mmu.h @@ -2,7 +2,9 @@ #ifndef _PARISC_MMU_H_ #define _PARISC_MMU_H_ -/* On parisc, we store the space id here */ -typedef unsigned long mm_context_t; +typedef struct { + unsigned long space_id; + unsigned long vdso_base; +} mm_context_t; #endif /* _PARISC_MMU_H_ */ diff --git a/arch/parisc/include/asm/mmu_context.h b/arch/parisc/include/asm/mmu_context.h index 726257648d9f..c9187fe836a3 100644 --- a/arch/parisc/include/asm/mmu_context.h +++ b/arch/parisc/include/asm/mmu_context.h @@ -20,7 +20,7 @@ init_new_context(struct task_struct *tsk, struct mm_struct *mm) { BUG_ON(atomic_read(&mm->mm_users) != 1); - mm->context = alloc_sid(); + mm->context.space_id = alloc_sid(); return 0; } @@ -28,22 +28,22 @@ init_new_context(struct task_struct *tsk, struct mm_struct *mm) static inline void destroy_context(struct mm_struct *mm) { - free_sid(mm->context); - mm->context = 0; + free_sid(mm->context.space_id); + mm->context.space_id = 0; } static inline unsigned long __space_to_prot(mm_context_t context) { #if SPACEID_SHIFT == 0 - return context << 1; + return context.space_id << 1; #else - return context >> (SPACEID_SHIFT - 1); + return context.space_id >> (SPACEID_SHIFT - 1); #endif } static inline void load_context(mm_context_t context) { - mtsp(context, 3); + mtsp(context.space_id, SR_USER); mtctl(__space_to_prot(context), 8); } @@ -89,8 +89,8 @@ static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next) BUG_ON(next == &init_mm); /* Should never happen */ - if (next->context == 0) - next->context = alloc_sid(); + if (next->context.space_id == 0) + next->context.space_id = alloc_sid(); switch_mm(prev,next,current); } diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h index 0561568f7b48..6faaaa3ebe9b 100644 --- a/arch/parisc/include/asm/page.h +++ b/arch/parisc/include/asm/page.h @@ -26,12 +26,14 @@ #define copy_page(to, from) copy_page_asm((void *)(to), (void *)(from)) struct page; +struct vm_area_struct; void clear_page_asm(void *page); void copy_page_asm(void *to, void *from); #define clear_user_page(vto, vaddr, page) clear_page_asm(vto) -void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, - struct page *pg); +void copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr, + struct vm_area_struct *vma); +#define __HAVE_ARCH_COPY_USER_HIGHPAGE /* * These are used to make use of C type-checking.. diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h index f14465b84de4..127ed5021ae3 100644 --- a/arch/parisc/include/asm/pci.h +++ b/arch/parisc/include/asm/pci.h @@ -162,11 +162,6 @@ extern void pcibios_init_bridge(struct pci_dev *); #define PCIBIOS_MIN_IO 0x10 #define PCIBIOS_MIN_MEM 0x1000 /* NBPG - but pci/setup-res.c dies */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - #define HAVE_PCI_MMAP #define ARCH_GENERIC_PCI_MMAP_RESOURCE diff --git a/arch/parisc/include/asm/pdc.h b/arch/parisc/include/asm/pdc.h index 18b957a8630d..fcbcf9a96c11 100644 --- a/arch/parisc/include/asm/pdc.h +++ b/arch/parisc/include/asm/pdc.h @@ -19,9 +19,6 @@ extern unsigned long parisc_pat_pdc_cap; /* PDC capabilities (PAT) */ #define PDC_TYPE_SYSTEM_MAP 1 /* 32-bit, but supports PDC_SYSTEM_MAP */ #define PDC_TYPE_SNAKE 2 /* Doesn't support SYSTEM_MAP */ -void pdc_console_init(void); /* in pdc_console.c */ -void pdc_console_restart(void); - void setup_pdc(void); /* in inventory.c */ /* wrapper-functions from pdc.c */ @@ -94,6 +91,9 @@ int pdc_sti_call(unsigned long func, unsigned long flags, unsigned long glob_cfg); int __pdc_cpu_rendezvous(void); +void pdc_cpu_rendezvous_lock(void); +void pdc_cpu_rendezvous_unlock(void); + static inline char * os_id_to_string(u16 os_id) { switch(os_id) { case OS_ID_NONE: return "No OS"; diff --git a/arch/parisc/include/asm/pdcpat.h b/arch/parisc/include/asm/pdcpat.h index 24355ed1453a..8f160375b865 100644 --- a/arch/parisc/include/asm/pdcpat.h +++ b/arch/parisc/include/asm/pdcpat.h @@ -83,6 +83,7 @@ #define PDC_PAT_CPU_RENDEZVOUS 6L /* Rendezvous CPU */ #define PDC_PAT_CPU_GET_CLOCK_INFO 7L /* Return CPU Clock info */ #define PDC_PAT_CPU_GET_RENDEZVOUS_STATE 8L /* Return Rendezvous State */ +#define PDC_PAT_CPU_GET_PDC_ENTRYPOINT 11L /* Return PDC Entry point */ #define PDC_PAT_CPU_PLUNGE_FABRIC 128L /* Plunge Fabric */ #define PDC_PAT_CPU_UPDATE_CACHE_CLEANSING 129L /* Manipulate Cache * Cleansing Mode */ @@ -356,7 +357,7 @@ struct pdc_pat_cell_mod_maddr_block { /* PDC_PAT_CELL_MODULE */ typedef struct pdc_pat_cell_mod_maddr_block pdc_pat_cell_mod_maddr_block_t; - +extern int pdc_pat_get_PDC_entrypoint(unsigned long *pdc_entry); extern int pdc_pat_chassis_send_log(unsigned long status, unsigned long data); extern int pdc_pat_cell_get_number(struct pdc_pat_cell_num *cell_info); extern int pdc_pat_cell_info(struct pdc_pat_cell_info_rtn_block *info, diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h index 54b63374579b..e3e142b1c5c5 100644 --- a/arch/parisc/include/asm/pgalloc.h +++ b/arch/parisc/include/asm/pgalloc.h @@ -20,18 +20,18 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm) { pgd_t *pgd; - pgd = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER); + pgd = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_TABLE_ORDER); if (unlikely(pgd == NULL)) return NULL; - memset(pgd, 0, PAGE_SIZE << PGD_ORDER); + memset(pgd, 0, PAGE_SIZE << PGD_TABLE_ORDER); return pgd; } static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) { - free_pages((unsigned long)pgd, PGD_ORDER); + free_pages((unsigned long)pgd, PGD_TABLE_ORDER); } #if CONFIG_PGTABLE_LEVELS == 3 diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index 3e7cf882639f..ecd028854469 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -70,9 +70,9 @@ static inline void purge_tlb_entries(struct mm_struct *mm, unsigned long addr) unsigned long flags; purge_tlb_start(flags); - mtsp(mm->context, 1); - pdtlb(addr); - pitlb(addr); + mtsp(mm->context.space_id, SR_TEMP1); + pdtlb(SR_TEMP1, addr); + pitlb(SR_TEMP1, addr); purge_tlb_end(flags); } @@ -118,9 +118,9 @@ extern void __update_cache(pte_t pte); #if CONFIG_PGTABLE_LEVELS == 3 #define PMD_TABLE_ORDER 1 -#define PGD_ORDER 0 +#define PGD_TABLE_ORDER 0 #else -#define PGD_ORDER 1 +#define PGD_TABLE_ORDER 1 #endif /* Definitions for 3rd level (we use PLD here for Page Lower directory @@ -144,10 +144,10 @@ extern void __update_cache(pte_t pte); /* Definitions for 1st level */ #define PGDIR_SHIFT (PLD_SHIFT + BITS_PER_PTE + BITS_PER_PMD) -#if (PGDIR_SHIFT + PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY) > BITS_PER_LONG +#if (PGDIR_SHIFT + PAGE_SHIFT + PGD_TABLE_ORDER - BITS_PER_PGD_ENTRY) > BITS_PER_LONG #define BITS_PER_PGD (BITS_PER_LONG - PGDIR_SHIFT) #else -#define BITS_PER_PGD (PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY) +#define BITS_PER_PGD (PAGE_SHIFT + PGD_TABLE_ORDER - BITS_PER_PGD_ENTRY) #endif #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) @@ -160,7 +160,7 @@ extern void __update_cache(pte_t pte); #define SPACEID_SHIFT (MAX_ADDRBITS - 32) #else #define MAX_ADDRBITS (BITS_PER_LONG) -#define MAX_ADDRESS (1UL << MAX_ADDRBITS) +#define MAX_ADDRESS (1ULL << MAX_ADDRBITS) #define SPACEID_SHIFT 0 #endif @@ -192,6 +192,11 @@ extern void __update_cache(pte_t pte); #define _PAGE_PRESENT_BIT 22 /* (0x200) Software: translation valid */ #define _PAGE_HPAGE_BIT 21 /* (0x400) Software: Huge Page */ #define _PAGE_USER_BIT 20 /* (0x800) Software: User accessible page */ +#ifdef CONFIG_HUGETLB_PAGE +#define _PAGE_SPECIAL_BIT _PAGE_DMB_BIT /* DMB feature is currently unused */ +#else +#define _PAGE_SPECIAL_BIT _PAGE_HPAGE_BIT /* use unused HUGE PAGE bit */ +#endif /* N.B. The bits are defined in terms of a 32 bit word above, so the */ /* following macro is ok for both 32 and 64 bit. */ @@ -219,9 +224,10 @@ extern void __update_cache(pte_t pte); #define _PAGE_PRESENT (1 << xlate_pabit(_PAGE_PRESENT_BIT)) #define _PAGE_HUGE (1 << xlate_pabit(_PAGE_HPAGE_BIT)) #define _PAGE_USER (1 << xlate_pabit(_PAGE_USER_BIT)) +#define _PAGE_SPECIAL (1 << xlate_pabit(_PAGE_SPECIAL_BIT)) #define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | _PAGE_DIRTY | _PAGE_ACCESSED) -#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) +#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | _PAGE_SPECIAL) #define _PAGE_KERNEL_RO (_PAGE_PRESENT | _PAGE_READ | _PAGE_DIRTY | _PAGE_ACCESSED) #define _PAGE_KERNEL_EXEC (_PAGE_KERNEL_RO | _PAGE_EXEC) #define _PAGE_KERNEL_RWX (_PAGE_KERNEL_EXEC | _PAGE_WRITE) @@ -270,24 +276,6 @@ extern void __update_cache(pte_t pte); */ /*xwr*/ -#define __P000 PAGE_NONE -#define __P001 PAGE_READONLY -#define __P010 __P000 /* copy on write */ -#define __P011 __P001 /* copy on write */ -#define __P100 PAGE_EXECREAD -#define __P101 PAGE_EXECREAD -#define __P110 __P100 /* copy on write */ -#define __P111 __P101 /* copy on write */ - -#define __S000 PAGE_NONE -#define __S001 PAGE_READONLY -#define __S010 PAGE_WRITEONLY -#define __S011 PAGE_SHARED -#define __S100 PAGE_EXECREAD -#define __S101 PAGE_EXECREAD -#define __S110 PAGE_RWX -#define __S111 PAGE_RWX - extern pgd_t swapper_pg_dir[]; /* declared in init_task.c */ @@ -348,6 +336,7 @@ static inline void pud_clear(pud_t *pud) { static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; } +static inline int pte_special(pte_t pte) { return pte_val(pte) & _PAGE_SPECIAL; } static inline pte_t pte_mkclean(pte_t pte) { pte_val(pte) &= ~_PAGE_DIRTY; return pte; } static inline pte_t pte_mkold(pte_t pte) { pte_val(pte) &= ~_PAGE_ACCESSED; return pte; } @@ -355,6 +344,7 @@ static inline pte_t pte_wrprotect(pte_t pte) { pte_val(pte) &= ~_PAGE_WRITE; ret static inline pte_t pte_mkdirty(pte_t pte) { pte_val(pte) |= _PAGE_DIRTY; return pte; } static inline pte_t pte_mkyoung(pte_t pte) { pte_val(pte) |= _PAGE_ACCESSED; return pte; } static inline pte_t pte_mkwrite(pte_t pte) { pte_val(pte) |= _PAGE_WRITE; return pte; } +static inline pte_t pte_mkspecial(pte_t pte) { pte_val(pte) |= _PAGE_SPECIAL; return pte; } /* * Huge pte definitions. @@ -405,6 +395,7 @@ static inline unsigned long pmd_page_vaddr(pmd_t pmd) return ((unsigned long) __va(pmd_address(pmd))); } +#define pmd_pfn(pmd) (pmd_address(pmd) >> PAGE_SHIFT) #define __pmd_page(pmd) ((unsigned long) __va(pmd_address(pmd))) #define pmd_page(pmd) virt_to_page((void *)__pmd_page(pmd)) diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index b669f4b9040b..a608970b249a 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -95,6 +95,7 @@ struct cpuinfo_parisc { extern struct system_cpuinfo_parisc boot_cpu_data; DECLARE_PER_CPU(struct cpuinfo_parisc, cpu_data); +extern int time_keeper_id; /* CPU used for timekeeping */ #define CPU_HVERSION ((boot_cpu_data.hversion >> 4) & 0x0FFF) @@ -236,7 +237,7 @@ on downward growing arches, it looks like this: #define start_thread(regs, new_pc, new_sp) do { \ elf_addr_t *sp = (elf_addr_t *)new_sp; \ - __u32 spaceid = (__u32)current->mm->context; \ + __u32 spaceid = (__u32)current->mm->context.space_id; \ elf_addr_t pc = (elf_addr_t)new_pc | 3; \ elf_caddr_t *argv = (elf_caddr_t *)bprm->exec + 1; \ \ @@ -265,9 +266,6 @@ on downward growing arches, it looks like this: struct mm_struct; -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); - extern unsigned long __get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.regs.iaoq[0]) @@ -289,6 +287,7 @@ extern int _parisc_requires_coherency; extern int running_on_qemu; +extern void __noreturn toc_intr(struct pt_regs *regs); extern void toc_handler(void); extern unsigned int toc_handler_size; extern unsigned int toc_handler_csum; diff --git a/arch/parisc/include/asm/rt_sigframe.h b/arch/parisc/include/asm/rt_sigframe.h index 2b3010ade00e..bb7fb4153327 100644 --- a/arch/parisc/include/asm/rt_sigframe.h +++ b/arch/parisc/include/asm/rt_sigframe.h @@ -2,16 +2,8 @@ #ifndef _ASM_PARISC_RT_SIGFRAME_H #define _ASM_PARISC_RT_SIGFRAME_H -#define SIGRETURN_TRAMP 4 -#define SIGRESTARTBLOCK_TRAMP 5 -#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP) - struct rt_sigframe { - /* XXX: Must match trampoline size in arch/parisc/kernel/signal.c - Secondary to that it must protect the ERESTART_RESTARTBLOCK - trampoline we left on the stack (we were bad and didn't - change sp so we could run really fast.) */ - unsigned int tramp[TRAMP_SIZE]; + unsigned int tramp[2]; /* holds original return address */ struct siginfo info; struct ucontext uc; }; diff --git a/arch/parisc/include/asm/sections.h b/arch/parisc/include/asm/sections.h index bb52aea0cb21..33df42b5cc6d 100644 --- a/arch/parisc/include/asm/sections.h +++ b/arch/parisc/include/asm/sections.h @@ -2,20 +2,14 @@ #ifndef _PARISC_SECTIONS_H #define _PARISC_SECTIONS_H +#ifdef CONFIG_HAVE_FUNCTION_DESCRIPTORS +#include <asm/elf.h> +typedef Elf64_Fdesc func_desc_t; +#endif + /* nothing to see, move along */ #include <asm-generic/sections.h> extern char __alt_instructions[], __alt_instructions_end[]; -#ifdef CONFIG_64BIT - -#define HAVE_DEREFERENCE_FUNCTION_DESCRIPTOR 1 - -#undef dereference_function_descriptor -void *dereference_function_descriptor(void *); - -#undef dereference_kernel_function_descriptor -void *dereference_kernel_function_descriptor(void *); -#endif - #endif diff --git a/arch/parisc/include/asm/smp.h b/arch/parisc/include/asm/smp.h index 2279ebe5e2da..94d1f21ce99a 100644 --- a/arch/parisc/include/asm/smp.h +++ b/arch/parisc/include/asm/smp.h @@ -44,12 +44,7 @@ static inline void smp_send_all_nop(void) { return; } #define NO_PROC_ID 0xFF /* No processor magic marker */ #define ANY_PROC_ID 0xFF /* Any processor magic marker */ -static inline int __cpu_disable (void) { - return 0; -} -static inline void __cpu_die (unsigned int cpu) { - while(1) - ; -} +int __cpu_disable(void); +void __cpu_die(unsigned int cpu); #endif /* __ASM_SMP_H */ diff --git a/arch/parisc/include/asm/special_insns.h b/arch/parisc/include/asm/special_insns.h index a303ae9a77f4..c822bd0c0e3c 100644 --- a/arch/parisc/include/asm/special_insns.h +++ b/arch/parisc/include/asm/special_insns.h @@ -2,35 +2,43 @@ #ifndef __PARISC_SPECIAL_INSNS_H #define __PARISC_SPECIAL_INSNS_H -#define lpa(va) ({ \ - unsigned long pa; \ - __asm__ __volatile__( \ - "copy %%r0,%0\n\t" \ - "lpa %%r0(%1),%0" \ - : "=r" (pa) \ - : "r" (va) \ - : "memory" \ - ); \ - pa; \ +#define lpa(va) ({ \ + unsigned long pa; \ + __asm__ __volatile__( \ + "copy %%r0,%0\n" \ + "8:\tlpa %%r0(%1),%0\n" \ + "9:\n" \ + ASM_EXCEPTIONTABLE_ENTRY(8b, 9b) \ + : "=&r" (pa) \ + : "r" (va) \ + : "memory" \ + ); \ + pa; \ }) -#define lpa_user(va) ({ \ - unsigned long pa; \ - __asm__ __volatile__( \ - "copy %%r0,%0\n\t" \ - "lpa %%r0(%%sr3,%1),%0" \ - : "=r" (pa) \ - : "r" (va) \ - : "memory" \ - ); \ - pa; \ +#define lpa_user(va) ({ \ + unsigned long pa; \ + __asm__ __volatile__( \ + "copy %%r0,%0\n" \ + "8:\tlpa %%r0(%%sr3,%1),%0\n" \ + "9:\n" \ + ASM_EXCEPTIONTABLE_ENTRY(8b, 9b) \ + : "=&r" (pa) \ + : "r" (va) \ + : "memory" \ + ); \ + pa; \ }) +#define CR_EIEM 15 /* External Interrupt Enable Mask */ +#define CR_CR16 16 /* CR16 Interval Timer */ +#define CR_EIRR 23 /* External Interrupt Request Register */ + #define mfctl(reg) ({ \ unsigned long cr; \ __asm__ __volatile__( \ - "mfctl " #reg ",%0" : \ - "=r" (cr) \ + "mfctl %1,%0" : \ + "=r" (cr) : "i" (reg) \ ); \ cr; \ }) @@ -40,19 +48,14 @@ : /* no outputs */ \ : "r" (gr), "i" (cr) : "memory") -/* these are here to de-mystefy the calling code, and to provide hooks */ -/* which I needed for debugging EIEM problems -PB */ -#define get_eiem() mfctl(15) -static inline void set_eiem(unsigned long val) -{ - mtctl(val, 15); -} +#define get_eiem() mfctl(CR_EIEM) +#define set_eiem(val) mtctl(val, CR_EIEM) #define mfsp(reg) ({ \ unsigned long cr; \ __asm__ __volatile__( \ - "mfsp " #reg ",%0" : \ - "=r" (cr) \ + "mfsp %%sr%1,%0" \ + : "=r" (cr) : "i"(reg) \ ); \ cr; \ }) diff --git a/arch/parisc/include/asm/termios.h b/arch/parisc/include/asm/termios.h deleted file mode 100644 index cded9dc90c1b..000000000000 --- a/arch/parisc/include/asm/termios.h +++ /dev/null @@ -1,52 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _PARISC_TERMIOS_H -#define _PARISC_TERMIOS_H - -#include <uapi/asm/termios.h> - - -/* intr=^C quit=^\ erase=del kill=^U - eof=^D vtime=\0 vmin=\1 sxtc=\0 - start=^Q stop=^S susp=^Z eol=\0 - reprint=^R discard=^U werase=^W lnext=^V - eol2=\0 -*/ -#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" - -/* - * Translate a "termio" structure into a "termios". Ugh. - */ -#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ - unsigned short __tmp; \ - get_user(__tmp,&(termio)->x); \ - *(unsigned short *) &(termios)->x = __tmp; \ -} - -#define user_termio_to_kernel_termios(termios, termio) \ -({ \ - SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ - copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ -}) - -/* - * Translate a "termios" structure into a "termio". Ugh. - */ -#define kernel_termios_to_user_termio(termio, termios) \ -({ \ - put_user((termios)->c_iflag, &(termio)->c_iflag); \ - put_user((termios)->c_oflag, &(termio)->c_oflag); \ - put_user((termios)->c_cflag, &(termio)->c_cflag); \ - put_user((termios)->c_lflag, &(termio)->c_lflag); \ - put_user((termios)->c_line, &(termio)->c_line); \ - copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ -}) - -#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) -#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) -#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) -#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) - -#endif /* _PARISC_TERMIOS_H */ diff --git a/arch/parisc/include/asm/timex.h b/arch/parisc/include/asm/timex.h index 06b510f8172e..b4622cb06a75 100644 --- a/arch/parisc/include/asm/timex.h +++ b/arch/parisc/include/asm/timex.h @@ -13,9 +13,10 @@ typedef unsigned long cycles_t; -static inline cycles_t get_cycles (void) +static inline cycles_t get_cycles(void) { return mfctl(16); } +#define get_cycles get_cycles #endif diff --git a/arch/parisc/include/asm/tlbflush.h b/arch/parisc/include/asm/tlbflush.h index c5ded01d45be..5ffd7c17f593 100644 --- a/arch/parisc/include/asm/tlbflush.h +++ b/arch/parisc/include/asm/tlbflush.h @@ -17,7 +17,7 @@ int __flush_tlb_range(unsigned long sid, unsigned long start, unsigned long end); #define flush_tlb_range(vma, start, end) \ - __flush_tlb_range((vma)->vm_mm->context, start, end) + __flush_tlb_range((vma)->vm_mm->context.space_id, start, end) #define flush_tlb_kernel_range(start, end) \ __flush_tlb_range(0, start, end) diff --git a/arch/parisc/include/asm/topology.h b/arch/parisc/include/asm/topology.h index 6f0750c74e47..406afb356f1a 100644 --- a/arch/parisc/include/asm/topology.h +++ b/arch/parisc/include/asm/topology.h @@ -1,33 +1,16 @@ #ifndef _ASM_PARISC_TOPOLOGY_H #define _ASM_PARISC_TOPOLOGY_H -#ifdef CONFIG_PARISC_CPU_TOPOLOGY +#ifdef CONFIG_GENERIC_ARCH_TOPOLOGY #include <linux/cpumask.h> - -struct cputopo_parisc { - int thread_id; - int core_id; - int socket_id; - cpumask_t thread_sibling; - cpumask_t core_sibling; -}; - -extern struct cputopo_parisc cpu_topology[NR_CPUS]; - -#define topology_physical_package_id(cpu) (cpu_topology[cpu].socket_id) -#define topology_core_id(cpu) (cpu_topology[cpu].core_id) -#define topology_core_cpumask(cpu) (&cpu_topology[cpu].core_sibling) -#define topology_sibling_cpumask(cpu) (&cpu_topology[cpu].thread_sibling) - -void init_cpu_topology(void); -void store_cpu_topology(unsigned int cpuid); -const struct cpumask *cpu_coregroup_mask(int cpu); +#include <linux/arch_topology.h> #else static inline void init_cpu_topology(void) { } static inline void store_cpu_topology(unsigned int cpuid) { } +static inline void reset_cpu_topology(void) { } #endif diff --git a/arch/parisc/include/asm/traps.h b/arch/parisc/include/asm/traps.h index 34619f010c63..0ccdb738a9a3 100644 --- a/arch/parisc/include/asm/traps.h +++ b/arch/parisc/include/asm/traps.h @@ -18,6 +18,7 @@ unsigned long parisc_acctyp(unsigned long code, unsigned int inst); const char *trap_name(unsigned long code); void do_page_fault(struct pt_regs *regs, unsigned long code, unsigned long address); +int handle_nadtlb_fault(struct pt_regs *regs); #endif #endif diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index 192ad9e11b25..2bf660eabe42 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -11,15 +11,9 @@ #include <linux/bug.h> #include <linux/string.h> -/* - * Note that since kernel addresses are in a separate address space on - * parisc, we don't need to do anything for access_ok(). - * We just let the page fault handler do the right thing. This also means - * that put_user is the same as __put_user, etc. - */ - -#define access_ok(uaddr, size) \ - ( (uaddr) == (uaddr) ) +#define TASK_SIZE_MAX DEFAULT_TASK_SIZE +#include <asm/pgtable.h> +#include <asm-generic/access_ok.h> #define put_user __put_user #define get_user __get_user @@ -53,15 +47,18 @@ struct exception_table_entry { /* * ASM_EXCEPTIONTABLE_ENTRY_EFAULT() creates a special exception table entry * (with lowest bit set) for which the fault handler in fixup_exception() will - * load -EFAULT into %r8 for a read or write fault, and zeroes the target + * load -EFAULT into %r29 for a read or write fault, and zeroes the target * register in case of a read fault in get_user(). */ +#define ASM_EXCEPTIONTABLE_REG 29 +#define ASM_EXCEPTIONTABLE_VAR(__variable) \ + register long __variable __asm__ ("r29") = 0 #define ASM_EXCEPTIONTABLE_ENTRY_EFAULT( fault_addr, except_addr )\ ASM_EXCEPTIONTABLE_ENTRY( fault_addr, except_addr + 1) #define __get_user_internal(sr, val, ptr) \ ({ \ - register long __gu_err __asm__ ("r8") = 0; \ + ASM_EXCEPTIONTABLE_VAR(__gu_err); \ \ switch (sizeof(*(ptr))) { \ case 1: __get_user_asm(sr, val, "ldb", ptr); break; \ @@ -76,28 +73,27 @@ struct exception_table_entry { #define __get_user(val, ptr) \ ({ \ - __get_user_internal("%%sr3,", val, ptr); \ + __get_user_internal(SR_USER, val, ptr); \ }) #define __get_user_asm(sr, val, ldx, ptr) \ { \ register long __gu_val; \ \ - __asm__("1: " ldx " 0(" sr "%2),%0\n" \ + __asm__("1: " ldx " 0(%%sr%2,%3),%0\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ - : "=r"(__gu_val), "=r"(__gu_err) \ - : "r"(ptr), "1"(__gu_err)); \ + : "=r"(__gu_val), "+r"(__gu_err) \ + : "i"(sr), "r"(ptr)); \ \ (val) = (__force __typeof__(*(ptr))) __gu_val; \ } -#define HAVE_GET_KERNEL_NOFAULT #define __get_kernel_nofault(dst, src, type, err_label) \ { \ type __z; \ long __err; \ - __err = __get_user_internal("%%sr0,", __z, (type *)(src)); \ + __err = __get_user_internal(SR_KERNEL, __z, (type *)(src)); \ if (unlikely(__err)) \ goto err_label; \ else \ @@ -115,13 +111,13 @@ struct exception_table_entry { } __gu_tmp; \ \ __asm__(" copy %%r0,%R0\n" \ - "1: ldw 0(" sr "%2),%0\n" \ - "2: ldw 4(" sr "%2),%R0\n" \ + "1: ldw 0(%%sr%2,%3),%0\n" \ + "2: ldw 4(%%sr%2,%3),%R0\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \ - : "=&r"(__gu_tmp.l), "=r"(__gu_err) \ - : "r"(ptr), "1"(__gu_err)); \ + : "=&r"(__gu_tmp.l), "+r"(__gu_err) \ + : "i"(sr), "r"(ptr)); \ \ (val) = __gu_tmp.t; \ } @@ -131,14 +127,13 @@ struct exception_table_entry { #define __put_user_internal(sr, x, ptr) \ ({ \ - register long __pu_err __asm__ ("r8") = 0; \ - __typeof__(*(ptr)) __x = (__typeof__(*(ptr)))(x); \ + ASM_EXCEPTIONTABLE_VAR(__pu_err); \ \ switch (sizeof(*(ptr))) { \ - case 1: __put_user_asm(sr, "stb", __x, ptr); break; \ - case 2: __put_user_asm(sr, "sth", __x, ptr); break; \ - case 4: __put_user_asm(sr, "stw", __x, ptr); break; \ - case 8: STD_USER(sr, __x, ptr); break; \ + case 1: __put_user_asm(sr, "stb", x, ptr); break; \ + case 2: __put_user_asm(sr, "sth", x, ptr); break; \ + case 4: __put_user_asm(sr, "stw", x, ptr); break; \ + case 8: STD_USER(sr, x, ptr); break; \ default: BUILD_BUG(); \ } \ \ @@ -147,14 +142,16 @@ struct exception_table_entry { #define __put_user(x, ptr) \ ({ \ - __put_user_internal("%%sr3,", x, ptr); \ + __typeof__(&*(ptr)) __ptr = ptr; \ + __typeof__(*(__ptr)) __x = (__typeof__(*(__ptr)))(x); \ + __put_user_internal(SR_USER, __x, __ptr); \ }) #define __put_kernel_nofault(dst, src, type, err_label) \ { \ type __z = *(type *)(src); \ long __err; \ - __err = __put_user_internal("%%sr0,", __z, (type *)(dst)); \ + __err = __put_user_internal(SR_KERNEL, __z, (type *)(dst)); \ if (unlikely(__err)) \ goto err_label; \ } @@ -168,29 +165,30 @@ struct exception_table_entry { * gcc knows about, so there are no aliasing issues. These macros must * also be aware that fixups are executed in the context of the fault, * and any registers used there must be listed as clobbers. - * r8 is already listed as err. + * The register holding the possible EFAULT error (ASM_EXCEPTIONTABLE_REG) + * is already listed as input and output register. */ #define __put_user_asm(sr, stx, x, ptr) \ __asm__ __volatile__ ( \ - "1: " stx " %2,0(" sr "%1)\n" \ + "1: " stx " %1,0(%%sr%2,%3)\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ - : "=r"(__pu_err) \ - : "r"(ptr), "r"(x), "0"(__pu_err)) + : "+r"(__pu_err) \ + : "r"(x), "i"(sr), "r"(ptr)) #if !defined(CONFIG_64BIT) #define __put_user_asm64(sr, __val, ptr) do { \ __asm__ __volatile__ ( \ - "1: stw %2,0(" sr "%1)\n" \ - "2: stw %R2,4(" sr "%1)\n" \ + "1: stw %1,0(%%sr%2,%3)\n" \ + "2: stw %R1,4(%%sr%2,%3)\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \ - : "=r"(__pu_err) \ - : "r"(ptr), "r"(__val), "0"(__pu_err)); \ + : "+r"(__pu_err) \ + : "r"(__val), "i"(sr), "r"(ptr)); \ } while (0) #endif /* !defined(CONFIG_64BIT) */ diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h index cd438e4150f6..e38f9a90ac15 100644 --- a/arch/parisc/include/asm/unistd.h +++ b/arch/parisc/include/asm/unistd.h @@ -63,10 +63,6 @@ ); \ __sys_res = (long)__res; \ } \ - if ( (unsigned long)__sys_res >= (unsigned long)-4095 ){ \ - errno = -__sys_res; \ - __sys_res = -1; \ - } \ __sys_res; \ }) @@ -146,7 +142,6 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ } #define __ARCH_WANT_NEW_STAT -#define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME @@ -160,7 +155,6 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ #define __ARCH_WANT_SYS_FADVISE64 #define __ARCH_WANT_SYS_GETPGRP #define __ARCH_WANT_SYS_NICE -#define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_FORK @@ -168,6 +162,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \ #define __ARCH_WANT_SYS_CLONE #define __ARCH_WANT_SYS_CLONE3 #define __ARCH_WANT_COMPAT_SYS_SENDFILE +#define __ARCH_WANT_COMPAT_STAT #ifdef CONFIG_64BIT #define __ARCH_WANT_SYS_TIME diff --git a/arch/parisc/include/asm/vdso.h b/arch/parisc/include/asm/vdso.h new file mode 100644 index 000000000000..ef8206193f82 --- /dev/null +++ b/arch/parisc/include/asm/vdso.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __PARISC_VDSO_H__ +#define __PARISC_VDSO_H__ + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_64BIT +#include <generated/vdso64-offsets.h> +#endif +#include <generated/vdso32-offsets.h> + +#define VDSO64_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso64_offset_##name)) +#define VDSO32_SYMBOL(tsk, name) ((tsk)->mm->context.vdso_base + (vdso32_offset_##name)) + +extern struct vdso_data *vdso_data; + +#endif /* __ASSEMBLY __ */ + +/* Default link addresses for the vDSOs */ +#define VDSO_LBASE 0 + +#define VDSO_VERSION_STRING LINUX_5.18 + +#endif /* __PARISC_VDSO_H__ */ diff --git a/arch/parisc/include/uapi/asm/auxvec.h b/arch/parisc/include/uapi/asm/auxvec.h new file mode 100644 index 000000000000..90d2aa699cf3 --- /dev/null +++ b/arch/parisc/include/uapi/asm/auxvec.h @@ -0,0 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI_PARISC_AUXVEC_H +#define _UAPI_PARISC_AUXVEC_H + +/* The vDSO location. */ +#define AT_SYSINFO_EHDR 33 + +#endif /* _UAPI_PARISC_AUXVEC_H */ diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h index 9e3c010c0f61..22133a6a506e 100644 --- a/arch/parisc/include/uapi/asm/mman.h +++ b/arch/parisc/include/uapi/asm/mman.h @@ -55,6 +55,8 @@ #define MADV_POPULATE_READ 22 /* populate (prefault) page tables readable */ #define MADV_POPULATE_WRITE 23 /* populate (prefault) page tables writable */ +#define MADV_DONTNEED_LOCKED 24 /* like DONTNEED, but drop locked pages too */ + #define MADV_MERGEABLE 65 /* KSM may merge identical pages */ #define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ @@ -68,6 +70,8 @@ #define MADV_WIPEONFORK 71 /* Zero memory on fork, child only */ #define MADV_KEEPONFORK 72 /* Undo MADV_WIPEONFORK */ +#define MADV_COLLAPSE 73 /* Synchronous hugepage collapse */ + #define MADV_HWPOISON 100 /* poison a page for testing */ #define MADV_SOFT_OFFLINE 101 /* soft offline page for testing */ diff --git a/arch/parisc/include/uapi/asm/pdc.h b/arch/parisc/include/uapi/asm/pdc.h index acc633c15722..7a90070136e8 100644 --- a/arch/parisc/include/uapi/asm/pdc.h +++ b/arch/parisc/include/uapi/asm/pdc.h @@ -4,7 +4,7 @@ /* * PDC return values ... - * All PDC calls return a subset of these errors. + * All PDC calls return a subset of these errors. */ #define PDC_WARN 3 /* Call completed with a warning */ @@ -165,7 +165,7 @@ #define PDC_PSW_GET_DEFAULTS 1 /* Return defaults */ #define PDC_PSW_SET_DEFAULTS 2 /* Set default */ #define PDC_PSW_ENDIAN_BIT 1 /* set for big endian */ -#define PDC_PSW_WIDE_BIT 2 /* set for wide mode */ +#define PDC_PSW_WIDE_BIT 2 /* set for wide mode */ #define PDC_SYSTEM_MAP 22 /* find system modules */ #define PDC_FIND_MODULE 0 @@ -274,7 +274,7 @@ #define PDC_PCI_PCI_INT_ROUTE_SIZE 13 #define PDC_PCI_GET_INT_TBL_SIZE PDC_PCI_PCI_INT_ROUTE_SIZE #define PDC_PCI_PCI_INT_ROUTE 14 -#define PDC_PCI_GET_INT_TBL PDC_PCI_PCI_INT_ROUTE +#define PDC_PCI_GET_INT_TBL PDC_PCI_PCI_INT_ROUTE #define PDC_PCI_READ_MON_TYPE 15 #define PDC_PCI_WRITE_MON_TYPE 16 @@ -345,7 +345,7 @@ /* constants for PDC_CHASSIS */ #define OSTAT_OFF 0 -#define OSTAT_FLT 1 +#define OSTAT_FLT 1 #define OSTAT_TEST 2 #define OSTAT_INIT 3 #define OSTAT_SHUT 4 @@ -363,20 +363,25 @@ #if !defined(__ASSEMBLY__) -/* flags of the device_path */ +/* flags for hardware_path */ #define PF_AUTOBOOT 0x80 #define PF_AUTOSEARCH 0x40 #define PF_TIMER 0x0F -struct device_path { /* page 1-69 */ - unsigned char flags; /* flags see above! */ - unsigned char bc[6]; /* bus converter routing info */ - unsigned char mod; - unsigned int layers[6];/* device-specific layer-info */ -} __attribute__((aligned(8))) ; +struct hardware_path { + unsigned char flags; /* see bit definitions below */ + signed char bc[6]; /* Bus Converter routing info to a specific */ + /* I/O adaptor (< 0 means none, > 63 resvd) */ + signed char mod; /* fixed field of specified module */ +}; + +struct pdc_module_path { /* page 1-69 */ + struct hardware_path path; + unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */ +} __attribute__((aligned(8))); struct pz_device { - struct device_path dp; /* see above */ + struct pdc_module_path dp; /* see above */ /* struct iomod *hpa; */ unsigned int hpa; /* HPA base address */ /* char *spa; */ @@ -403,7 +408,7 @@ struct zeropage { int vec_pad1[6]; /* [0x040] reserved processor dependent */ - int pad0[112]; + int pad0[112]; /* in QEMU pad0[0] holds "SeaBIOS\0" */ /* [0x200] reserved */ int pad1[84]; @@ -611,21 +616,6 @@ struct pdc_initiator { /* PDC_INITIATOR */ int mode; }; -struct hardware_path { - char flags; /* see bit definitions below */ - char bc[6]; /* Bus Converter routing info to a specific */ - /* I/O adaptor (< 0 means none, > 63 resvd) */ - char mod; /* fixed field of specified module */ -}; - -/* - * Device path specifications used by PDC. - */ -struct pdc_module_path { - struct hardware_path path; - unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */ -}; - /* Only used on some pre-PA2.0 boxes */ struct pdc_memory_map { /* PDC_MEMORY_MAP */ unsigned long hpa; /* mod's register set address */ @@ -691,6 +681,22 @@ struct pdc_hpmc_pim_20 { /* PDC_PIM */ unsigned long long fr[32]; }; +struct pim_cpu_state_cf { + union { + unsigned int + iqv : 1, /* IIA queue Valid */ + iqf : 1, /* IIA queue Failure */ + ipv : 1, /* IPRs Valid */ + grv : 1, /* GRs Valid */ + crv : 1, /* CRs Valid */ + srv : 1, /* SRs Valid */ + trv : 1, /* CR24 through CR31 valid */ + pad : 24, /* reserved */ + td : 1; /* TOC did not cause any damage to the system state */ + unsigned int val; + }; +}; + struct pdc_toc_pim_11 { unsigned int gr[32]; unsigned int cr[32]; @@ -698,8 +704,7 @@ struct pdc_toc_pim_11 { unsigned int iasq_back; unsigned int iaoq_back; unsigned int check_type; - unsigned int hversion; - unsigned int cpu_state; + struct pim_cpu_state_cf cpu_state; }; struct pdc_toc_pim_20 { @@ -709,8 +714,7 @@ struct pdc_toc_pim_20 { unsigned long long iasq_back; unsigned long long iaoq_back; unsigned int check_type; - unsigned int hversion; - unsigned int cpu_state; + struct pim_cpu_state_cf cpu_state; }; #endif /* !defined(__ASSEMBLY__) */ diff --git a/arch/parisc/include/uapi/asm/shmbuf.h b/arch/parisc/include/uapi/asm/shmbuf.h index 5da3089be65e..532da742fb56 100644 --- a/arch/parisc/include/uapi/asm/shmbuf.h +++ b/arch/parisc/include/uapi/asm/shmbuf.h @@ -3,6 +3,8 @@ #define _PARISC_SHMBUF_H #include <asm/bitsperlong.h> +#include <asm/ipcbuf.h> +#include <asm/posix_types.h> /* * The shmid64_ds structure for parisc architecture. diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h index e5a2657477ac..8e4895c5ea5d 100644 --- a/arch/parisc/include/uapi/asm/signal.h +++ b/arch/parisc/include/uapi/asm/signal.h @@ -67,7 +67,7 @@ struct siginfo; typedef struct sigaltstack { void __user *ss_sp; int ss_flags; - size_t ss_size; + __kernel_size_t ss_size; } stack_t; #endif /* !__ASSEMBLY */ diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index 845ddc63c882..f486d3dfb6bb 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -125,6 +125,10 @@ #define SO_RESERVE_MEM 0x4047 +#define SO_TXREHASH 0x4048 + +#define SO_RCVMARK 0x4049 + #if !defined(__KERNEL__) #if __BITS_PER_LONG == 64 diff --git a/arch/parisc/include/uapi/asm/termbits.h b/arch/parisc/include/uapi/asm/termbits.h index 40e920f8d683..3a8938d26fb4 100644 --- a/arch/parisc/include/uapi/asm/termbits.h +++ b/arch/parisc/include/uapi/asm/termbits.h @@ -2,10 +2,8 @@ #ifndef __ARCH_PARISC_TERMBITS_H__ #define __ARCH_PARISC_TERMBITS_H__ -#include <linux/posix_types.h> +#include <asm-generic/termbits-common.h> -typedef unsigned char cc_t; -typedef unsigned int speed_t; typedef unsigned int tcflag_t; #define NCCS 19 @@ -41,158 +39,107 @@ struct ktermios { }; /* c_cc characters */ -#define VINTR 0 -#define VQUIT 1 -#define VERASE 2 -#define VKILL 3 -#define VEOF 4 -#define VTIME 5 -#define VMIN 6 -#define VSWTC 7 -#define VSTART 8 -#define VSTOP 9 -#define VSUSP 10 -#define VEOL 11 -#define VREPRINT 12 -#define VDISCARD 13 -#define VWERASE 14 -#define VLNEXT 15 -#define VEOL2 16 - +#define VINTR 0 +#define VQUIT 1 +#define VERASE 2 +#define VKILL 3 +#define VEOF 4 +#define VTIME 5 +#define VMIN 6 +#define VSWTC 7 +#define VSTART 8 +#define VSTOP 9 +#define VSUSP 10 +#define VEOL 11 +#define VREPRINT 12 +#define VDISCARD 13 +#define VWERASE 14 +#define VLNEXT 15 +#define VEOL2 16 /* c_iflag bits */ -#define IGNBRK 0000001 -#define BRKINT 0000002 -#define IGNPAR 0000004 -#define PARMRK 0000010 -#define INPCK 0000020 -#define ISTRIP 0000040 -#define INLCR 0000100 -#define IGNCR 0000200 -#define ICRNL 0000400 -#define IUCLC 0001000 -#define IXON 0002000 -#define IXANY 0004000 -#define IXOFF 0010000 -#define IMAXBEL 0040000 -#define IUTF8 0100000 +#define IUCLC 0x0200 +#define IXON 0x0400 +#define IXOFF 0x1000 +#define IMAXBEL 0x4000 +#define IUTF8 0x8000 /* c_oflag bits */ -#define OPOST 0000001 -#define OLCUC 0000002 -#define ONLCR 0000004 -#define OCRNL 0000010 -#define ONOCR 0000020 -#define ONLRET 0000040 -#define OFILL 0000100 -#define OFDEL 0000200 -#define NLDLY 0000400 -#define NL0 0000000 -#define NL1 0000400 -#define CRDLY 0003000 -#define CR0 0000000 -#define CR1 0001000 -#define CR2 0002000 -#define CR3 0003000 -#define TABDLY 0014000 -#define TAB0 0000000 -#define TAB1 0004000 -#define TAB2 0010000 -#define TAB3 0014000 -#define XTABS 0014000 -#define BSDLY 0020000 -#define BS0 0000000 -#define BS1 0020000 -#define VTDLY 0040000 -#define VT0 0000000 -#define VT1 0040000 -#define FFDLY 0100000 -#define FF0 0000000 -#define FF1 0100000 +#define OLCUC 0x00002 +#define ONLCR 0x00004 +#define NLDLY 0x00100 +#define NL0 0x00000 +#define NL1 0x00100 +#define CRDLY 0x00600 +#define CR0 0x00000 +#define CR1 0x00200 +#define CR2 0x00400 +#define CR3 0x00600 +#define TABDLY 0x01800 +#define TAB0 0x00000 +#define TAB1 0x00800 +#define TAB2 0x01000 +#define TAB3 0x01800 +#define XTABS 0x01800 +#define BSDLY 0x02000 +#define BS0 0x00000 +#define BS1 0x02000 +#define VTDLY 0x04000 +#define VT0 0x00000 +#define VT1 0x04000 +#define FFDLY 0x08000 +#define FF0 0x00000 +#define FF1 0x08000 /* c_cflag bit meaning */ -#define CBAUD 0010017 -#define B0 0000000 /* hang up */ -#define B50 0000001 -#define B75 0000002 -#define B110 0000003 -#define B134 0000004 -#define B150 0000005 -#define B200 0000006 -#define B300 0000007 -#define B600 0000010 -#define B1200 0000011 -#define B1800 0000012 -#define B2400 0000013 -#define B4800 0000014 -#define B9600 0000015 -#define B19200 0000016 -#define B38400 0000017 -#define EXTA B19200 -#define EXTB B38400 -#define CSIZE 0000060 -#define CS5 0000000 -#define CS6 0000020 -#define CS7 0000040 -#define CS8 0000060 -#define CSTOPB 0000100 -#define CREAD 0000200 -#define PARENB 0000400 -#define PARODD 0001000 -#define HUPCL 0002000 -#define CLOCAL 0004000 -#define CBAUDEX 0010000 -#define BOTHER 0010000 -#define B57600 0010001 -#define B115200 0010002 -#define B230400 0010003 -#define B460800 0010004 -#define B500000 0010005 -#define B576000 0010006 -#define B921600 0010007 -#define B1000000 0010010 -#define B1152000 0010011 -#define B1500000 0010012 -#define B2000000 0010013 -#define B2500000 0010014 -#define B3000000 0010015 -#define B3500000 0010016 -#define B4000000 0010017 -#define CIBAUD 002003600000 /* input baud rate */ -#define CMSPAR 010000000000 /* mark or space (stick) parity */ -#define CRTSCTS 020000000000 /* flow control */ - -#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ - +#define CBAUD 0x0000100f +#define CSIZE 0x00000030 +#define CS5 0x00000000 +#define CS6 0x00000010 +#define CS7 0x00000020 +#define CS8 0x00000030 +#define CSTOPB 0x00000040 +#define CREAD 0x00000080 +#define PARENB 0x00000100 +#define PARODD 0x00000200 +#define HUPCL 0x00000400 +#define CLOCAL 0x00000800 +#define CBAUDEX 0x00001000 +#define BOTHER 0x00001000 +#define B57600 0x00001001 +#define B115200 0x00001002 +#define B230400 0x00001003 +#define B460800 0x00001004 +#define B500000 0x00001005 +#define B576000 0x00001006 +#define B921600 0x00001007 +#define B1000000 0x00001008 +#define B1152000 0x00001009 +#define B1500000 0x0000100a +#define B2000000 0x0000100b +#define B2500000 0x0000100c +#define B3000000 0x0000100d +#define B3500000 0x0000100e +#define B4000000 0x0000100f +#define CIBAUD 0x100f0000 /* input baud rate */ /* c_lflag bits */ -#define ISIG 0000001 -#define ICANON 0000002 -#define XCASE 0000004 -#define ECHO 0000010 -#define ECHOE 0000020 -#define ECHOK 0000040 -#define ECHONL 0000100 -#define NOFLSH 0000200 -#define TOSTOP 0000400 -#define ECHOCTL 0001000 -#define ECHOPRT 0002000 -#define ECHOKE 0004000 -#define FLUSHO 0010000 -#define PENDIN 0040000 -#define IEXTEN 0100000 -#define EXTPROC 0200000 - -/* tcflow() and TCXONC use these */ -#define TCOOFF 0 -#define TCOON 1 -#define TCIOFF 2 -#define TCION 3 - -/* tcflush() and TCFLSH use these */ -#define TCIFLUSH 0 -#define TCOFLUSH 1 -#define TCIOFLUSH 2 +#define ISIG 0x00001 +#define ICANON 0x00002 +#define XCASE 0x00004 +#define ECHO 0x00008 +#define ECHOE 0x00010 +#define ECHOK 0x00020 +#define ECHONL 0x00040 +#define NOFLSH 0x00080 +#define TOSTOP 0x00100 +#define ECHOCTL 0x00200 +#define ECHOPRT 0x00400 +#define ECHOKE 0x00800 +#define FLUSHO 0x01000 +#define PENDIN 0x04000 +#define IEXTEN 0x08000 +#define EXTPROC 0x10000 /* tcsetattr uses these */ #define TCSANOW 0 diff --git a/arch/parisc/include/uapi/asm/termios.h b/arch/parisc/include/uapi/asm/termios.h deleted file mode 100644 index aba174f23ef0..000000000000 --- a/arch/parisc/include/uapi/asm/termios.h +++ /dev/null @@ -1,44 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -#ifndef _UAPI_PARISC_TERMIOS_H -#define _UAPI_PARISC_TERMIOS_H - -#include <asm/termbits.h> -#include <asm/ioctls.h> - -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; - -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - - -#endif /* _UAPI_PARISC_TERMIOS_H */ |