diff options
Diffstat (limited to 'include/asm-sparc64')
| -rw-r--r-- | include/asm-sparc64/bitops.h | 1 | ||||
| -rw-r--r-- | include/asm-sparc64/floppy.h | 84 | ||||
| -rw-r--r-- | include/asm-sparc64/futex.h | 2 | ||||
| -rw-r--r-- | include/asm-sparc64/hugetlb.h | 84 | ||||
| -rw-r--r-- | include/asm-sparc64/isa.h | 47 | ||||
| -rw-r--r-- | include/asm-sparc64/kgdb.h | 1 | ||||
| -rw-r--r-- | include/asm-sparc64/page.h | 2 | ||||
| -rw-r--r-- | include/asm-sparc64/pgtable.h | 10 | ||||
| -rw-r--r-- | include/asm-sparc64/pil.h | 7 | ||||
| -rw-r--r-- | include/asm-sparc64/ptrace.h | 23 | ||||
| -rw-r--r-- | include/asm-sparc64/system.h | 5 | ||||
| -rw-r--r-- | include/asm-sparc64/thread_info.h | 6 | ||||
| -rw-r--r-- | include/asm-sparc64/ttable.h | 6 | ||||
| -rw-r--r-- | include/asm-sparc64/unaligned.h | 10 |
14 files changed, 138 insertions, 150 deletions
diff --git a/include/asm-sparc64/bitops.h b/include/asm-sparc64/bitops.h index 982ce8992b9..11f9d8146cd 100644 --- a/include/asm-sparc64/bitops.h +++ b/include/asm-sparc64/bitops.h @@ -34,6 +34,7 @@ extern void change_bit(unsigned long nr, volatile unsigned long *addr); #include <asm-generic/bitops/ffz.h> #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/__fls.h> #include <asm-generic/bitops/fls64.h> #ifdef __KERNEL__ diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h index c47f58d6c15..ca19f80a9b7 100644 --- a/include/asm-sparc64/floppy.h +++ b/include/asm-sparc64/floppy.h @@ -293,7 +293,6 @@ static int sun_fd_eject(int drive) #ifdef CONFIG_PCI #include <asm/ebus.h> -#include <asm/isa.h> #include <asm/ns87303.h> static struct ebus_dma_info sun_pci_fd_ebus_dma; @@ -558,82 +557,6 @@ static int __init ebus_fdthree_p(struct linux_ebus_device *edev) } #endif -#ifdef CONFIG_PCI -#undef ISA_FLOPPY_WORKS - -#ifdef ISA_FLOPPY_WORKS -static unsigned long __init isa_floppy_init(void) -{ - struct sparc_isa_bridge *isa_br; - struct sparc_isa_device *isa_dev = NULL; - - for_each_isa(isa_br) { - for_each_isadev(isa_dev, isa_br) { - if (!strcmp(isa_dev->prom_node->name, "dma")) { - struct sparc_isa_device *child = - isa_dev->child; - - while (child) { - if (!strcmp(child->prom_node->name, - "floppy")) { - isa_dev = child; - goto isa_done; - } - child = child->next; - } - } - } - } -isa_done: - if (!isa_dev) - return 0; - - /* We could use DMA on devices behind the ISA bridge, but... - * - * There is a slight problem. Normally on x86 kit the x86 processor - * delays I/O port instructions when the ISA bus "dma in progress" - * signal is active. Well, sparc64 systems do not monitor this - * signal thus we would need to block all I/O port accesses in software - * when a dma transfer is active for some device. - */ - - sun_fdc = (struct sun_flpy_controller *)isa_dev->resource.start; - FLOPPY_IRQ = isa_dev->irq; - - sun_fdops.fd_inb = sun_pci_fd_inb; - sun_fdops.fd_outb = sun_pci_fd_outb; - - can_use_virtual_dma = use_virtual_dma = 1; - sun_fdops.fd_enable_dma = sun_fd_enable_dma; - sun_fdops.fd_disable_dma = sun_fd_disable_dma; - sun_fdops.fd_set_dma_mode = sun_fd_set_dma_mode; - sun_fdops.fd_set_dma_addr = sun_fd_set_dma_addr; - sun_fdops.fd_set_dma_count = sun_fd_set_dma_count; - sun_fdops.get_dma_residue = sun_get_dma_residue; - - sun_fdops.fd_request_irq = sun_fd_request_irq; - sun_fdops.fd_free_irq = sun_fd_free_irq; - - /* Floppy eject is manual. Actually, could determine this - * via presence of 'manual' property in OBP node. - */ - sun_fdops.fd_eject = sun_pci_fd_eject; - - fdc_status = (unsigned long) &sun_fdc->status_82077; - - allowed_drive_mask = 0; - sun_floppy_types[0] = 0; - sun_floppy_types[1] = 4; - - sun_pci_broken_drive = 1; - sun_fdops.fd_outb = sun_pci_fd_broken_outb; - - return sun_floppy_types[0]; -} -#endif /* ISA_FLOPPY_WORKS */ - -#endif - static unsigned long __init sun_floppy_init(void) { char state[128]; @@ -667,13 +590,8 @@ static unsigned long __init sun_floppy_init(void) } } ebus_done: - if (!edev) { -#ifdef ISA_FLOPPY_WORKS - return isa_floppy_init(); -#else + if (!edev) return 0; -#endif - } state_prop = of_get_property(edev->prom_node, "status", NULL); if (state_prop && !strncmp(state_prop, "disabled", 8)) diff --git a/include/asm-sparc64/futex.h b/include/asm-sparc64/futex.h index df1097d6ffb..d8378935ae9 100644 --- a/include/asm-sparc64/futex.h +++ b/include/asm-sparc64/futex.h @@ -2,9 +2,9 @@ #define _SPARC64_FUTEX_H #include <linux/futex.h> +#include <linux/uaccess.h> #include <asm/errno.h> #include <asm/system.h> -#include <asm/uaccess.h> #define __futex_cas_op(insn, ret, oldval, uaddr, oparg) \ __asm__ __volatile__( \ diff --git a/include/asm-sparc64/hugetlb.h b/include/asm-sparc64/hugetlb.h new file mode 100644 index 00000000000..412af58926a --- /dev/null +++ b/include/asm-sparc64/hugetlb.h @@ -0,0 +1,84 @@ +#ifndef _ASM_SPARC64_HUGETLB_H +#define _ASM_SPARC64_HUGETLB_H + +#include <asm/page.h> + + +void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte); + +pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, + pte_t *ptep); + +void hugetlb_prefault_arch_hook(struct mm_struct *mm); + +static inline int is_hugepage_only_range(struct mm_struct *mm, + unsigned long addr, + unsigned long len) { + return 0; +} + +/* + * If the arch doesn't supply something else, assume that hugepage + * size aligned regions are ok without further preparation. + */ +static inline int prepare_hugepage_range(unsigned long addr, unsigned long len) +{ + if (len & ~HPAGE_MASK) + return -EINVAL; + if (addr & ~HPAGE_MASK) + return -EINVAL; + return 0; +} + +static inline void hugetlb_free_pgd_range(struct mmu_gather **tlb, + unsigned long addr, unsigned long end, + unsigned long floor, + unsigned long ceiling) +{ + free_pgd_range(tlb, addr, end, floor, ceiling); +} + +static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) +{ +} + +static inline int huge_pte_none(pte_t pte) +{ + return pte_none(pte); +} + +static inline pte_t huge_pte_wrprotect(pte_t pte) +{ + return pte_wrprotect(pte); +} + +static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) +{ + ptep_set_wrprotect(mm, addr, ptep); +} + +static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep, + pte_t pte, int dirty) +{ + return ptep_set_access_flags(vma, addr, ptep, pte, dirty); +} + +static inline pte_t huge_ptep_get(pte_t *ptep) +{ + return *ptep; +} + +static inline int arch_prepare_hugepage(struct page *page) +{ + return 0; +} + +static inline void arch_release_hugepage(struct page *page) +{ +} + +#endif /* _ASM_SPARC64_HUGETLB_H */ diff --git a/include/asm-sparc64/isa.h b/include/asm-sparc64/isa.h deleted file mode 100644 index ecd9290f78d..00000000000 --- a/include/asm-sparc64/isa.h +++ /dev/null @@ -1,47 +0,0 @@ -/* $Id: isa.h,v 1.1 2001/05/11 04:31:55 davem Exp $ - * isa.h: Sparc64 layer for PCI to ISA bridge devices. - * - * Copyright (C) 2001 David S. Miller (davem@redhat.com) - */ - -#ifndef __SPARC64_ISA_H -#define __SPARC64_ISA_H - -#include <asm/oplib.h> -#include <asm/prom.h> -#include <asm/of_device.h> - -struct sparc_isa_bridge; - -struct sparc_isa_device { - struct of_device ofdev; - struct sparc_isa_device *next; - struct sparc_isa_device *child; - struct sparc_isa_bridge *bus; - struct device_node *prom_node; - struct resource resource; - unsigned int irq; -}; -#define to_isa_device(d) container_of(d, struct sparc_isa_device, ofdev.dev) - -struct sparc_isa_bridge { - struct of_device ofdev; - struct sparc_isa_bridge *next; - struct sparc_isa_device *devices; - struct pci_dev *self; - int index; - struct device_node *prom_node; -}; -#define to_isa_bridge(d) container_of(d, struct sparc_isa_bridge, ofdev.dev) - -extern struct sparc_isa_bridge *isa_chain; - -extern void isa_init(void); - -#define for_each_isa(bus) \ - for((bus) = isa_chain; (bus); (bus) = (bus)->next) - -#define for_each_isadev(dev, bus) \ - for((dev) = (bus)->devices; (dev); (dev) = (dev)->next) - -#endif /* !(__SPARC64_ISA_H) */ diff --git a/include/asm-sparc64/kgdb.h b/include/asm-sparc64/kgdb.h new file mode 100644 index 00000000000..aa6532fd3a1 --- /dev/null +++ b/include/asm-sparc64/kgdb.h @@ -0,0 +1 @@ +#include <asm-sparc/kgdb.h> diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h index e93a482aa24..618117def0d 100644 --- a/include/asm-sparc64/page.h +++ b/include/asm-sparc64/page.h @@ -39,8 +39,6 @@ #define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) #define HPAGE_MASK (~(HPAGE_SIZE - 1UL)) #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) -#define ARCH_HAS_SETCLEAR_HUGE_PTE -#define ARCH_HAS_HUGETLB_PREFAULT_HOOK #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA #endif diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h index 549e45266b6..0e200e7acec 100644 --- a/include/asm-sparc64/pgtable.h +++ b/include/asm-sparc64/pgtable.h @@ -506,6 +506,11 @@ static inline pte_t pte_mkyoung(pte_t pte) return __pte(pte_val(pte) | mask); } +static inline pte_t pte_mkspecial(pte_t pte) +{ + return pte; +} + static inline unsigned long pte_young(pte_t pte) { unsigned long mask; @@ -608,6 +613,11 @@ static inline unsigned long pte_present(pte_t pte) return val; } +static inline int pte_special(pte_t pte) +{ + return 0; +} + #define pmd_set(pmdp, ptep) \ (pmd_val(*(pmdp)) = (__pa((unsigned long) (ptep)) >> 11UL)) #define pud_set(pudp, pmdp) \ diff --git a/include/asm-sparc64/pil.h b/include/asm-sparc64/pil.h index 72927749aeb..2f5d126f716 100644 --- a/include/asm-sparc64/pil.h +++ b/include/asm-sparc64/pil.h @@ -19,11 +19,4 @@ #define PIL_SMP_CTX_NEW_VERSION 4 #define PIL_DEVICE_IRQ 5 -#ifndef __ASSEMBLY__ -#define PIL_RESERVED(PIL) ((PIL) == PIL_SMP_CALL_FUNC || \ - (PIL) == PIL_SMP_RECEIVE_SIGNAL || \ - (PIL) == PIL_SMP_CAPTURE || \ - (PIL) == PIL_SMP_CTX_NEW_VERSION) -#endif - #endif /* !(_SPARC64_PIL_H) */ diff --git a/include/asm-sparc64/ptrace.h b/include/asm-sparc64/ptrace.h index b4b951d570b..714b81956f3 100644 --- a/include/asm-sparc64/ptrace.h +++ b/include/asm-sparc64/ptrace.h @@ -1,4 +1,3 @@ -/* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */ #ifndef _SPARC64_PTRACE_H #define _SPARC64_PTRACE_H @@ -8,10 +7,15 @@ * stack during a system call and basically all traps. */ +/* This magic value must have the low 9 bits clear, + * as that is where we encode the %tt value, see below. + */ #define PT_REGS_MAGIC 0x57ac6c00 #ifndef __ASSEMBLY__ +#include <linux/types.h> + struct pt_regs { unsigned long u_regs[16]; /* globals and ins */ unsigned long tstate; @@ -33,6 +37,23 @@ struct pt_regs { unsigned int magic; }; +static inline int pt_regs_trap_type(struct pt_regs *regs) +{ + return regs->magic & 0x1ff; +} + +static inline int pt_regs_clear_trap_type(struct pt_regs *regs) +{ + return regs->magic &= ~0x1ff; +} + +static inline bool pt_regs_is_syscall(struct pt_regs *regs) +{ + int tt = pt_regs_trap_type(regs); + + return (tt == 0x110 || tt == 0x111 || tt == 0x16d); +} + struct pt_regs32 { unsigned int psr; unsigned int pc; diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h index 53eae091a17..6897ac31be4 100644 --- a/include/asm-sparc64/system.h +++ b/include/asm-sparc64/system.h @@ -180,12 +180,13 @@ do { if (test_thread_flag(TIF_PERFCTR)) { \ "ldx [%%sp + 2047 + 0x70], %%i6\n\t" \ "ldx [%%sp + 2047 + 0x78], %%i7\n\t" \ "ldx [%%g6 + %9], %%g4\n\t" \ - "brz,pt %%o7, 1f\n\t" \ + "brz,pt %%o7, switch_to_pc\n\t" \ " mov %%g7, %0\n\t" \ "sethi %%hi(ret_from_syscall), %%g1\n\t" \ "jmpl %%g1 + %%lo(ret_from_syscall), %%g0\n\t" \ " nop\n\t" \ - "1:\n\t" \ + ".globl switch_to_pc\n\t" \ + "switch_to_pc:\n\t" \ : "=&r" (last), "=r" (current), "=r" (current_thread_info_reg), \ "=r" (__local_per_cpu_offset) \ : "0" (task_thread_info(next)), \ diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h index 98252cd44dd..71e42d1a80d 100644 --- a/include/asm-sparc64/thread_info.h +++ b/include/asm-sparc64/thread_info.h @@ -1,5 +1,4 @@ -/* $Id: thread_info.h,v 1.1 2002/02/10 00:00:58 davem Exp $ - * thread_info.h: sparc64 low-level thread information +/* thread_info.h: sparc64 low-level thread information * * Copyright (C) 2002 David S. Miller (davem@redhat.com) */ @@ -223,7 +222,7 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_PERFCTR 4 /* performance counters active */ #define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */ -#define TIF_NEWSIGNALS 6 /* wants new-style signals */ +/* flag bit 6 is available */ #define TIF_32BIT 7 /* 32-bit binary */ /* flag bit 8 is available */ #define TIF_SECCOMP 9 /* secure computing */ @@ -242,7 +241,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_PERFCTR (1<<TIF_PERFCTR) #define _TIF_UNALIGNED (1<<TIF_UNALIGNED) -#define _TIF_NEWSIGNALS (1<<TIF_NEWSIGNALS) #define _TIF_32BIT (1<<TIF_32BIT) #define _TIF_SECCOMP (1<<TIF_SECCOMP) #define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) diff --git a/include/asm-sparc64/ttable.h b/include/asm-sparc64/ttable.h index d3cc4eff39a..1b55538b944 100644 --- a/include/asm-sparc64/ttable.h +++ b/include/asm-sparc64/ttable.h @@ -175,6 +175,12 @@ #define KPROBES_TRAP(lvl) TRAP_ARG(bad_trap, lvl) #endif +#ifdef CONFIG_KGDB +#define KGDB_TRAP(lvl) TRAP_IRQ(kgdb_trap, lvl) +#else +#define KGDB_TRAP(lvl) TRAP_ARG(bad_trap, lvl) +#endif + #define SUN4V_ITSB_MISS \ ldxa [%g0] ASI_SCRATCHPAD, %g2; \ ldx [%g2 + HV_FAULT_I_ADDR_OFFSET], %g4; \ diff --git a/include/asm-sparc64/unaligned.h b/include/asm-sparc64/unaligned.h index 1ed3ba53777..edcebb09441 100644 --- a/include/asm-sparc64/unaligned.h +++ b/include/asm-sparc64/unaligned.h @@ -1,6 +1,10 @@ -#ifndef _ASM_SPARC64_UNALIGNED_H_ -#define _ASM_SPARC64_UNALIGNED_H_ +#ifndef _ASM_SPARC64_UNALIGNED_H +#define _ASM_SPARC64_UNALIGNED_H -#include <asm-generic/unaligned.h> +#include <linux/unaligned/be_struct.h> +#include <linux/unaligned/le_byteshift.h> +#include <linux/unaligned/generic.h> +#define get_unaligned __get_unaligned_be +#define put_unaligned __put_unaligned_be #endif /* _ASM_SPARC64_UNALIGNED_H */ |