diff options
Diffstat (limited to 'arch/parisc/include')
-rw-r--r-- | arch/parisc/include/asm/atomic.h | 27 | ||||
-rw-r--r-- | arch/parisc/include/asm/bugs.h | 20 | ||||
-rw-r--r-- | arch/parisc/include/asm/dma.h | 2 | ||||
-rw-r--r-- | arch/parisc/include/asm/fb.h | 20 | ||||
-rw-r--r-- | arch/parisc/include/asm/ftrace.h | 4 | ||||
-rw-r--r-- | arch/parisc/include/asm/irqflags.h | 5 | ||||
-rw-r--r-- | arch/parisc/include/asm/led.h | 4 | ||||
-rw-r--r-- | arch/parisc/include/asm/mckinley.h | 8 | ||||
-rw-r--r-- | arch/parisc/include/asm/pdc.h | 4 | ||||
-rw-r--r-- | arch/parisc/include/asm/pgtable.h | 3 | ||||
-rw-r--r-- | arch/parisc/include/asm/processor.h | 37 | ||||
-rw-r--r-- | arch/parisc/include/asm/runway.h | 3 | ||||
-rw-r--r-- | arch/parisc/include/asm/spinlock.h | 2 | ||||
-rw-r--r-- | arch/parisc/include/asm/spinlock_types.h | 6 | ||||
-rw-r--r-- | arch/parisc/include/uapi/asm/cachectl.h | 12 | ||||
-rw-r--r-- | arch/parisc/include/uapi/asm/socket.h | 3 |
16 files changed, 96 insertions, 64 deletions
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index dd5a299ada69..d4f023887ff8 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h @@ -73,10 +73,6 @@ static __inline__ int arch_atomic_read(const atomic_t *v) return READ_ONCE((v)->counter); } -/* exported interface */ -#define arch_atomic_cmpxchg(v, o, n) (arch_cmpxchg(&((v)->counter), (o), (n))) -#define arch_atomic_xchg(v, new) (arch_xchg(&((v)->counter), new)) - #define ATOMIC_OP(op, c_op) \ static __inline__ void arch_atomic_##op(int i, atomic_t *v) \ { \ @@ -122,6 +118,11 @@ static __inline__ int arch_atomic_fetch_##op(int i, atomic_t *v) \ ATOMIC_OPS(add, +=) ATOMIC_OPS(sub, -=) +#define arch_atomic_add_return arch_atomic_add_return +#define arch_atomic_sub_return arch_atomic_sub_return +#define arch_atomic_fetch_add arch_atomic_fetch_add +#define arch_atomic_fetch_sub arch_atomic_fetch_sub + #undef ATOMIC_OPS #define ATOMIC_OPS(op, c_op) \ ATOMIC_OP(op, c_op) \ @@ -131,6 +132,10 @@ ATOMIC_OPS(and, &=) ATOMIC_OPS(or, |=) ATOMIC_OPS(xor, ^=) +#define arch_atomic_fetch_and arch_atomic_fetch_and +#define arch_atomic_fetch_or arch_atomic_fetch_or +#define arch_atomic_fetch_xor arch_atomic_fetch_xor + #undef ATOMIC_OPS #undef ATOMIC_FETCH_OP #undef ATOMIC_OP_RETURN @@ -185,6 +190,11 @@ static __inline__ s64 arch_atomic64_fetch_##op(s64 i, atomic64_t *v) \ ATOMIC64_OPS(add, +=) ATOMIC64_OPS(sub, -=) +#define arch_atomic64_add_return arch_atomic64_add_return +#define arch_atomic64_sub_return arch_atomic64_sub_return +#define arch_atomic64_fetch_add arch_atomic64_fetch_add +#define arch_atomic64_fetch_sub arch_atomic64_fetch_sub + #undef ATOMIC64_OPS #define ATOMIC64_OPS(op, c_op) \ ATOMIC64_OP(op, c_op) \ @@ -194,6 +204,10 @@ ATOMIC64_OPS(and, &=) ATOMIC64_OPS(or, |=) ATOMIC64_OPS(xor, ^=) +#define arch_atomic64_fetch_and arch_atomic64_fetch_and +#define arch_atomic64_fetch_or arch_atomic64_fetch_or +#define arch_atomic64_fetch_xor arch_atomic64_fetch_xor + #undef ATOMIC64_OPS #undef ATOMIC64_FETCH_OP #undef ATOMIC64_OP_RETURN @@ -218,11 +232,6 @@ arch_atomic64_read(const atomic64_t *v) return READ_ONCE((v)->counter); } -/* exported interface */ -#define arch_atomic64_cmpxchg(v, o, n) \ - ((__typeof__((v)->counter))arch_cmpxchg(&((v)->counter), (o), (n))) -#define arch_atomic64_xchg(v, new) (arch_xchg(&((v)->counter), new)) - #endif /* !CONFIG_64BIT */ diff --git a/arch/parisc/include/asm/bugs.h b/arch/parisc/include/asm/bugs.h deleted file mode 100644 index 0a7f9db6bd1c..000000000000 --- a/arch/parisc/include/asm/bugs.h +++ /dev/null @@ -1,20 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * include/asm-parisc/bugs.h - * - * Copyright (C) 1999 Mike Shaver - */ - -/* - * This is included by init/main.c to check for architecture-dependent bugs. - * - * Needs: - * void check_bugs(void); - */ - -#include <asm/processor.h> - -static inline void check_bugs(void) -{ -// identify_cpu(&boot_cpu_data); -} diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h index 9e8c101de902..582fb5d1a5d5 100644 --- a/arch/parisc/include/asm/dma.h +++ b/arch/parisc/include/asm/dma.h @@ -14,6 +14,8 @@ #define dma_outb outb #define dma_inb inb +extern unsigned long pcxl_dma_start; + /* ** DMA_CHUNK_SIZE is used by the SCSI mid-layer to break up ** (or rather not merge) DMAs into manageable chunks. diff --git a/arch/parisc/include/asm/fb.h b/arch/parisc/include/asm/fb.h index 55d29c4f716e..658a8a7dc531 100644 --- a/arch/parisc/include/asm/fb.h +++ b/arch/parisc/include/asm/fb.h @@ -2,23 +2,13 @@ #ifndef _ASM_FB_H_ #define _ASM_FB_H_ -#include <linux/fb.h> -#include <linux/fs.h> -#include <asm/page.h> +struct fb_info; -static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, - unsigned long off) -{ - pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE; -} - -#if defined(CONFIG_FB_STI) +#if defined(CONFIG_STI_CORE) int fb_is_primary_device(struct fb_info *info); -#else -static inline int fb_is_primary_device(struct fb_info *info) -{ - return 0; -} +#define fb_is_primary_device fb_is_primary_device #endif +#include <asm-generic/fb.h> + #endif /* _ASM_FB_H_ */ diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h index a7cf0d05ccf4..f1cc1ee3a647 100644 --- a/arch/parisc/include/asm/ftrace.h +++ b/arch/parisc/include/asm/ftrace.h @@ -12,6 +12,10 @@ extern void mcount(void); extern unsigned long sys_call_table[]; extern unsigned long return_address(unsigned int); +struct ftrace_regs; +extern void ftrace_function_trampoline(unsigned long parent, + unsigned long self_addr, unsigned long org_sp_gr3, + struct ftrace_regs *fregs); #ifdef CONFIG_DYNAMIC_FTRACE extern void ftrace_caller(void); diff --git a/arch/parisc/include/asm/irqflags.h b/arch/parisc/include/asm/irqflags.h index 38a19c0bac3a..00fd87724588 100644 --- a/arch/parisc/include/asm/irqflags.h +++ b/arch/parisc/include/asm/irqflags.h @@ -31,6 +31,11 @@ static inline unsigned long arch_local_irq_save(void) static inline void arch_local_irq_restore(unsigned long flags) { + /* warn if IRQs are on although they should be off */ + if (IS_ENABLED(CONFIG_LIGHTWEIGHT_SPINLOCK_CHECK)) + if (arch_local_save_flags() & PSW_I) + asm volatile("break 6,6\n"); /* SPINLOCK_BREAK_INSN */ + asm volatile("mtsm %0" : : "r" (flags) : "memory"); } diff --git a/arch/parisc/include/asm/led.h b/arch/parisc/include/asm/led.h index 6de13d08a388..b70b9094fb7c 100644 --- a/arch/parisc/include/asm/led.h +++ b/arch/parisc/include/asm/led.h @@ -11,8 +11,8 @@ #define LED1 0x02 #define LED0 0x01 /* bottom (or furthest left) LED */ -#define LED_LAN_TX LED0 /* for LAN transmit activity */ -#define LED_LAN_RCV LED1 /* for LAN receive activity */ +#define LED_LAN_RCV LED0 /* for LAN receive activity */ +#define LED_LAN_TX LED1 /* for LAN transmit activity */ #define LED_DISK_IO LED2 /* for disk activity */ #define LED_HEARTBEAT LED3 /* heartbeat */ diff --git a/arch/parisc/include/asm/mckinley.h b/arch/parisc/include/asm/mckinley.h deleted file mode 100644 index 1314390b9034..000000000000 --- a/arch/parisc/include/asm/mckinley.h +++ /dev/null @@ -1,8 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef ASM_PARISC_MCKINLEY_H -#define ASM_PARISC_MCKINLEY_H - -/* declared in arch/parisc/kernel/setup.c */ -extern struct proc_dir_entry * proc_mckinley_root; - -#endif /*ASM_PARISC_MCKINLEY_H*/ diff --git a/arch/parisc/include/asm/pdc.h b/arch/parisc/include/asm/pdc.h index 2b4fad8328e8..269b9a159f01 100644 --- a/arch/parisc/include/asm/pdc.h +++ b/arch/parisc/include/asm/pdc.h @@ -88,8 +88,8 @@ int pdc_iodc_print(const unsigned char *str, unsigned count); void pdc_emergency_unlock(void); int pdc_sti_call(unsigned long func, unsigned long flags, - unsigned long inptr, unsigned long outputr, - unsigned long glob_cfg); + unsigned long inptr, unsigned long outputr, + unsigned long glob_cfg, int do_call64); int __pdc_cpu_rendezvous(void); void pdc_cpu_rendezvous_lock(void); diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index e715df5385d6..5656395c95ee 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -472,9 +472,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, #define pte_same(A,B) (pte_val(A) == pte_val(B)) -struct seq_file; -extern void arch_report_meminfo(struct seq_file *m); - #endif /* !__ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index a608970b249a..e132b2819fc9 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -11,6 +11,7 @@ #ifndef __ASSEMBLY__ #include <linux/threads.h> +#include <linux/irqreturn.h> #include <asm/assembly.h> #include <asm/prefetch.h> @@ -291,6 +292,42 @@ 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; +extern void do_cpu_irq_mask(struct pt_regs *); +extern irqreturn_t timer_interrupt(int, void *); +extern irqreturn_t ipi_interrupt(int, void *); +extern void start_cpu_itimer(void); +extern void handle_interruption(int, struct pt_regs *); + +/* called from assembly code: */ +extern void start_parisc(void); +extern void smp_callin(unsigned long); +extern void sys_rt_sigreturn(struct pt_regs *, int); +extern void do_notify_resume(struct pt_regs *, long); +extern long do_syscall_trace_enter(struct pt_regs *); +extern void do_syscall_trace_exit(struct pt_regs *); + +/* CPU startup and info */ +struct seq_file; +extern void early_trap_init(void); +extern void collect_boot_cpu_data(void); +extern int show_cpuinfo (struct seq_file *m, void *v); + +/* driver code in driver/parisc */ +extern void gsc_init(void); +extern void processor_init(void); +extern void ccio_init(void); +extern void hppb_init(void); +extern void dino_init(void); +extern void iosapic_init(void); +extern void lba_init(void); +extern void sba_init(void); +extern void parisc_eisa_init(void); +struct parisc_device; +struct resource; +extern void sba_distributed_lmmio(struct parisc_device *, struct resource *); +extern void sba_directed_lmmio(struct parisc_device *, struct resource *); +extern void lba_set_iregs(struct parisc_device *lba, u32 ibase, u32 imask); +extern void ccio_cujo20_fixup(struct parisc_device *dev, u32 iovp); #endif /* __ASSEMBLY__ */ diff --git a/arch/parisc/include/asm/runway.h b/arch/parisc/include/asm/runway.h index 5cf061376ddb..2837f0223d6d 100644 --- a/arch/parisc/include/asm/runway.h +++ b/arch/parisc/include/asm/runway.h @@ -2,9 +2,6 @@ #ifndef ASM_PARISC_RUNWAY_H #define ASM_PARISC_RUNWAY_H -/* declared in arch/parisc/kernel/setup.c */ -extern struct proc_dir_entry * proc_runway_root; - #define RUNWAY_STATUS 0x10 #define RUNWAY_DEBUG 0x40 diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h index edfcb9858bcb..0b326e52255e 100644 --- a/arch/parisc/include/asm/spinlock.h +++ b/arch/parisc/include/asm/spinlock.h @@ -7,8 +7,6 @@ #include <asm/processor.h> #include <asm/spinlock_types.h> -#define SPINLOCK_BREAK_INSN 0x0000c006 /* break 6,6 */ - static inline void arch_spin_val_check(int lock_val) { if (IS_ENABLED(CONFIG_LIGHTWEIGHT_SPINLOCK_CHECK)) diff --git a/arch/parisc/include/asm/spinlock_types.h b/arch/parisc/include/asm/spinlock_types.h index d65934079ebd..efd06a897c6a 100644 --- a/arch/parisc/include/asm/spinlock_types.h +++ b/arch/parisc/include/asm/spinlock_types.h @@ -4,6 +4,10 @@ #define __ARCH_SPIN_LOCK_UNLOCKED_VAL 0x1a46 +#define SPINLOCK_BREAK_INSN 0x0000c006 /* break 6,6 */ + +#ifndef __ASSEMBLY__ + typedef struct { #ifdef CONFIG_PA20 volatile unsigned int slock; @@ -27,6 +31,8 @@ typedef struct { volatile unsigned int counter; } arch_rwlock_t; +#endif /* __ASSEMBLY__ */ + #define __ARCH_RW_LOCK_UNLOCKED__ 0x01000000 #define __ARCH_RW_LOCK_UNLOCKED { .lock_mutex = __ARCH_SPIN_LOCK_UNLOCKED, \ .counter = __ARCH_RW_LOCK_UNLOCKED__ } diff --git a/arch/parisc/include/uapi/asm/cachectl.h b/arch/parisc/include/uapi/asm/cachectl.h new file mode 100644 index 000000000000..68d6b455498b --- /dev/null +++ b/arch/parisc/include/uapi/asm/cachectl.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _ASM_CACHECTL +#define _ASM_CACHECTL + +/* + * Options for cacheflush system call + */ +#define ICACHE (1<<0) /* flush instruction cache */ +#define DCACHE (1<<1) /* writeback and flush data cache */ +#define BCACHE (ICACHE|DCACHE) /* flush both caches */ + +#endif /* _ASM_CACHECTL */ diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index f486d3dfb6bb..be264c2b1a11 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -129,6 +129,9 @@ #define SO_RCVMARK 0x4049 +#define SO_PASSPIDFD 0x404A +#define SO_PEERPIDFD 0x404B + #if !defined(__KERNEL__) #if __BITS_PER_LONG == 64 |