diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 5 | ||||
| -rw-r--r-- | arch/sh/include/asm/io.h | 8 | ||||
| -rw-r--r-- | arch/sh/include/asm/machvec.h | 9 | ||||
| -rw-r--r-- | arch/sh/kernel/Makefile | 3 | ||||
| -rw-r--r-- | arch/sh/kernel/io.c | 22 | ||||
| -rw-r--r-- | arch/sh/kernel/io_generic.c | 20 | ||||
| -rw-r--r-- | arch/sh/kernel/io_trapped.c | 4 | ||||
| -rw-r--r-- | arch/sh/kernel/machvec.c | 17 |
8 files changed, 54 insertions, 34 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 0e318c905eea..1eef24d04bbf 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -9,7 +9,7 @@ config SUPERH def_bool y select EMBEDDED select HAVE_CLK - select HAVE_IDE + select HAVE_IDE if HAS_IOPORT select HAVE_LMB select HAVE_OPROFILE select HAVE_GENERIC_DMA_COHERENT @@ -174,6 +174,9 @@ config ARCH_HAS_DEFAULT_IDLE config ARCH_HAS_CPU_IDLE_WAIT def_bool y +config NO_IOPORT + bool + config IO_TRAPPED bool diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index f689554e17c1..b237d525d592 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -39,6 +39,8 @@ #include <asm/io_generic.h> #include <asm/io_trapped.h> +#ifdef CONFIG_HAS_IOPORT + #define inb(p) sh_mv.mv_inb((p)) #define inw(p) sh_mv.mv_inw((p)) #define inl(p) sh_mv.mv_inl((p)) @@ -60,6 +62,8 @@ #define outsw(p,b,c) sh_mv.mv_outsw((p), (b), (c)) #define outsl(p,b,c) sh_mv.mv_outsl((p), (b), (c)) +#endif + #define __raw_writeb(v,a) (__chk_io_ptr(a), *(volatile u8 __force *)(a) = (v)) #define __raw_writew(v,a) (__chk_io_ptr(a), *(volatile u16 __force *)(a) = (v)) #define __raw_writel(v,a) (__chk_io_ptr(a), *(volatile u32 __force *)(a) = (v)) @@ -240,6 +244,8 @@ __BUILD_MEMORY_STRING(q, u64) #define IO_SPACE_LIMIT 0xffffffff +#ifdef CONFIG_HAS_IOPORT + /* * This function provides a method for the generic case where a * board-specific ioport_map simply needs to return the port + some @@ -255,6 +261,8 @@ static inline void __set_io_port_base(unsigned long pbase) #define __ioport_map(p, n) sh_mv.mv_ioport_map((p), (n)) +#endif + /* We really want to try and get these to memcpy etc */ void memcpy_fromio(void *, const volatile void __iomem *, unsigned long); void memcpy_toio(volatile void __iomem *, const void *, unsigned long); diff --git a/arch/sh/include/asm/machvec.h b/arch/sh/include/asm/machvec.h index bc0218cb72e1..a0b0cf79cf8a 100644 --- a/arch/sh/include/asm/machvec.h +++ b/arch/sh/include/asm/machvec.h @@ -19,6 +19,10 @@ struct sh_machine_vector { const char *mv_name; int mv_nr_irqs; + int (*mv_irq_demux)(int irq); + void (*mv_init_irq)(void); + +#ifdef CONFIG_HAS_IOPORT u8 (*mv_inb)(unsigned long); u16 (*mv_inw)(unsigned long); u32 (*mv_inl)(unsigned long); @@ -40,12 +44,9 @@ struct sh_machine_vector { void (*mv_outsw)(unsigned long, const void *src, unsigned long count); void (*mv_outsl)(unsigned long, const void *src, unsigned long count); - int (*mv_irq_demux)(int irq); - - void (*mv_init_irq)(void); - void __iomem *(*mv_ioport_map)(unsigned long port, unsigned int size); void (*mv_ioport_unmap)(void __iomem *); +#endif int (*mv_clk_init)(void); int (*mv_mode_pins)(void); diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index 650b92f00ee5..e25f3c69525d 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -12,7 +12,7 @@ endif CFLAGS_REMOVE_return_address.o = -pg obj-y := clkdev.o debugtraps.o dma-nommu.o dumpstack.o \ - idle.o io.o io_generic.o irq.o \ + idle.o io.o irq.o \ irq_$(BITS).o machvec.o nmi_debug.o process.o \ process_$(BITS).o ptrace_$(BITS).o \ reboot.o return_address.o \ @@ -39,6 +39,7 @@ obj-$(CONFIG_DUMP_CODE) += disassemble.o obj-$(CONFIG_HIBERNATION) += swsusp.o obj-$(CONFIG_DWARF_UNWINDER) += dwarf.o obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_callchain.o +obj-$(CONFIG_HAS_IOPORT) += io_generic.o obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o obj-$(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) += localtimer.o diff --git a/arch/sh/kernel/io.c b/arch/sh/kernel/io.c index 4770c241c679..5c51b794ba2a 100644 --- a/arch/sh/kernel/io.c +++ b/arch/sh/kernel/io.c @@ -112,25 +112,3 @@ void memset_io(volatile void __iomem *dst, int c, unsigned long count) } } EXPORT_SYMBOL(memset_io); - -#ifndef CONFIG_GENERIC_IOMAP - -void __iomem *ioport_map(unsigned long port, unsigned int nr) -{ - void __iomem *ret; - - ret = __ioport_map_trapped(port, nr); - if (ret) - return ret; - - return __ioport_map(port, nr); -} -EXPORT_SYMBOL(ioport_map); - -void ioport_unmap(void __iomem *addr) -{ - sh_mv.mv_ioport_unmap(addr); -} -EXPORT_SYMBOL(ioport_unmap); - -#endif /* CONFIG_GENERIC_IOMAP */ diff --git a/arch/sh/kernel/io_generic.c b/arch/sh/kernel/io_generic.c index e1e1dbd19557..447d78f666f9 100644 --- a/arch/sh/kernel/io_generic.c +++ b/arch/sh/kernel/io_generic.c @@ -158,3 +158,23 @@ void __iomem *generic_ioport_map(unsigned long addr, unsigned int size) void generic_ioport_unmap(void __iomem *addr) { } + +#ifndef CONFIG_GENERIC_IOMAP +void __iomem *ioport_map(unsigned long port, unsigned int nr) +{ + void __iomem *ret; + + ret = __ioport_map_trapped(port, nr); + if (ret) + return ret; + + return __ioport_map(port, nr); +} +EXPORT_SYMBOL(ioport_map); + +void ioport_unmap(void __iomem *addr) +{ + sh_mv.mv_ioport_unmap(addr); +} +EXPORT_SYMBOL(ioport_unmap); +#endif /* CONFIG_GENERIC_IOMAP */ diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c index 4a8bb4eeb8ad..2947d2bd1291 100644 --- a/arch/sh/kernel/io_trapped.c +++ b/arch/sh/kernel/io_trapped.c @@ -91,10 +91,14 @@ int register_trapped_io(struct trapped_io *tiop) tiop->magic = IO_TRAPPED_MAGIC; INIT_LIST_HEAD(&tiop->list); spin_lock_irq(&trapped_lock); +#ifdef CONFIG_HAS_IOPORT if (flags & IORESOURCE_IO) list_add(&tiop->list, &trapped_io); +#endif +#ifdef CONFIG_HAS_IOMEM if (flags & IORESOURCE_MEM) list_add(&tiop->list, &trapped_mem); +#endif spin_unlock_irq(&trapped_lock); return 0; diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c index 85cfaf916fdc..9f9bb63616ad 100644 --- a/arch/sh/kernel/machvec.c +++ b/arch/sh/kernel/machvec.c @@ -118,6 +118,14 @@ void __init sh_mv_setup(void) sh_mv.mv_##elem = generic_##elem; \ } while (0) +#ifdef CONFIG_HAS_IOPORT + +#ifdef P2SEG + __set_io_port_base(P2SEG); +#else + __set_io_port_base(0); +#endif + mv_set(inb); mv_set(inw); mv_set(inl); mv_set(outb); mv_set(outw); mv_set(outl); @@ -129,16 +137,13 @@ void __init sh_mv_setup(void) mv_set(ioport_map); mv_set(ioport_unmap); + +#endif + mv_set(irq_demux); mv_set(mode_pins); mv_set(mem_init); if (!sh_mv.mv_nr_irqs) sh_mv.mv_nr_irqs = NR_IRQS; - -#ifdef P2SEG - __set_io_port_base(P2SEG); -#else - __set_io_port_base(0); -#endif } |