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author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-11 11:53:45 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-11 11:53:45 -0700 |
commit | b42e6dc66bf379d7d44d419dda8733c890838751 (patch) | |
tree | b3e4ff991ccac1eaf683fc7eb8dbe0e98aa8d042 /arch/microblaze/include | |
parent | 9e897e13bd46fa03485468609741974259a8c573 (diff) | |
parent | a66a626538af65cbfc611e2b2fce500ed3f24518 (diff) | |
download | linux-b42e6dc66bf379d7d44d419dda8733c890838751.tar.bz2 |
Merge tag 'microblaze-3.15-rc1' of git://git.monstr.eu/linux-2.6-microblaze
Pull Microblaze updates from Michal Simek:
- use asm-generic/io.h and fix intc/timer code
- clean platform handling
- enable some syscalls
* tag 'microblaze-3.15-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
microblaze: Use asm-generic/io.h
microblaze: Remove platform folder
microblaze: Remove generic platform
microblaze: Sort Kconfig options
microblaze: Move DTS file to common location at boot/dts folder
microblaze: Fix compilation failure because of release_thread
microblaze: Fix sparse warning because of missing cpu.h header
microblaze: Make timer driver endian aware
microblaze: Make intc driver endian aware
microblaze: Wire-up new system calls sched_setattr/getattr
microblaze: Wire-up preadv/pwritev in syscall table
microblaze: Enable pselect6 syscall
microblaze: Drop architecture-specific declaration of early_printk
microblaze: Rename global function heartbeat()
Diffstat (limited to 'arch/microblaze/include')
-rw-r--r-- | arch/microblaze/include/asm/io.h | 302 | ||||
-rw-r--r-- | arch/microblaze/include/asm/processor.h | 2 | ||||
-rw-r--r-- | arch/microblaze/include/asm/setup.h | 6 | ||||
-rw-r--r-- | arch/microblaze/include/uapi/asm/unistd.h | 6 |
4 files changed, 20 insertions, 296 deletions
diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h index 3fbb7f1db3bc..1e4c3329f62e 100644 --- a/arch/microblaze/include/asm/io.h +++ b/arch/microblaze/include/asm/io.h @@ -15,7 +15,6 @@ #include <asm/page.h> #include <linux/types.h> #include <linux/mm.h> /* Get struct page {...} */ -#include <asm-generic/iomap.h> #ifndef CONFIG_PCI #define _IO_BASE 0 @@ -25,211 +24,32 @@ #define _IO_BASE isa_io_base #define _ISA_MEM_BASE isa_mem_base #define PCI_DRAM_OFFSET pci_dram_offset -#endif +struct pci_dev; +extern void pci_iounmap(struct pci_dev *dev, void __iomem *); +#define pci_iounmap pci_iounmap extern unsigned long isa_io_base; -extern unsigned long pci_io_base; extern unsigned long pci_dram_offset; - extern resource_size_t isa_mem_base; +#endif +#define PCI_IOBASE ((void __iomem *)_IO_BASE) #define IO_SPACE_LIMIT (0xFFFFFFFF) -/* the following is needed to support PCI with some drivers */ - -#define mmiowb() - -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 __raw_readq(const volatile void __iomem *addr) -{ - return *(volatile unsigned long __force *)addr; -} -static inline void __raw_writeb(unsigned char v, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *)addr = v; -} -static inline void __raw_writew(unsigned short v, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *)addr = v; -} -static inline void __raw_writel(unsigned int v, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *)addr = v; -} -static inline void __raw_writeq(unsigned long v, volatile void __iomem *addr) -{ - *(volatile unsigned long __force *)addr = v; -} - -/* - * read (readb, readw, readl, readq) and write (writeb, writew, - * writel, writeq) accessors are for PCI and thus little endian. - * Linux 2.4 for Microblaze had this wrong. - */ -static inline unsigned char readb(const volatile void __iomem *addr) -{ - return *(volatile unsigned char __force *)addr; -} -static inline unsigned short readw(const volatile void __iomem *addr) -{ - return le16_to_cpu(*(volatile unsigned short __force *)addr); -} -static inline unsigned int readl(const volatile void __iomem *addr) -{ - return le32_to_cpu(*(volatile unsigned int __force *)addr); -} -#define readq readq -static inline u64 readq(const volatile void __iomem *addr) -{ - return le64_to_cpu(__raw_readq(addr)); -} -static inline void writeb(unsigned char v, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *)addr = v; -} -static inline void writew(unsigned short v, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *)addr = cpu_to_le16(v); -} -static inline void writel(unsigned int v, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *)addr = cpu_to_le32(v); -} -#define writeq(b, addr) __raw_writeq(cpu_to_le64(b), addr) - -/* ioread and iowrite variants. thease are for now same as __raw_ - * variants of accessors. we might check for endianess in the feature - */ -#define ioread8(addr) __raw_readb((u8 *)(addr)) -#define ioread16(addr) __raw_readw((u16 *)(addr)) -#define ioread32(addr) __raw_readl((u32 *)(addr)) -#define iowrite8(v, addr) __raw_writeb((u8)(v), (u8 *)(addr)) -#define iowrite16(v, addr) __raw_writew((u16)(v), (u16 *)(addr)) -#define iowrite32(v, addr) __raw_writel((u32)(v), (u32 *)(addr)) - -#define ioread16be(addr) __raw_readw((u16 *)(addr)) -#define ioread32be(addr) __raw_readl((u32 *)(addr)) -#define iowrite16be(v, addr) __raw_writew((u16)(v), (u16 *)(addr)) -#define iowrite32be(v, addr) __raw_writel((u32)(v), (u32 *)(addr)) - -/* These are the definitions for the x86 IO instructions - * inb/inw/inl/outb/outw/outl, the "string" versions - * insb/insw/insl/outsb/outsw/outsl, and the "pausing" versions - * inb_p/inw_p/... - * The macros don't do byte-swapping. - */ -#define inb(port) readb((u8 *)((unsigned long)(port))) -#define outb(val, port) writeb((val), (u8 *)((unsigned long)(port))) -#define inw(port) readw((u16 *)((unsigned long)(port))) -#define outw(val, port) writew((val), (u16 *)((unsigned long)(port))) -#define inl(port) readl((u32 *)((unsigned long)(port))) -#define outl(val, port) writel((val), (u32 *)((unsigned long)(port))) - -#define inb_p(port) inb((port)) -#define outb_p(val, port) outb((val), (port)) -#define inw_p(port) inw((port)) -#define outw_p(val, port) outw((val), (port)) -#define inl_p(port) inl((port)) -#define outl_p(val, port) outl((val), (port)) - -#define memset_io(a, b, c) memset((void *)(a), (b), (c)) -#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c)) -#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c)) - #ifdef CONFIG_MMU - -#define phys_to_virt(addr) ((void *)__phys_to_virt(addr)) -#define virt_to_phys(addr) ((unsigned long)__virt_to_phys(addr)) -#define virt_to_bus(addr) ((unsigned long)__virt_to_phys(addr)) - #define page_to_bus(page) (page_to_phys(page)) -#define bus_to_virt(addr) (phys_to_virt(addr)) extern void iounmap(void __iomem *addr); -/*extern void *__ioremap(phys_addr_t address, unsigned long size, - unsigned long flags);*/ -extern void __iomem *ioremap(phys_addr_t address, unsigned long size); -#define ioremap_writethrough(addr, size) ioremap((addr), (size)) -#define ioremap_nocache(addr, size) ioremap((addr), (size)) -#define ioremap_fullcache(addr, size) ioremap((addr), (size)) - -#else /* CONFIG_MMU */ - -/** - * virt_to_phys - map virtual addresses to physical - * @address: address to remap - * - * The returned physical address is the physical (CPU) mapping for - * the memory address given. It is only valid to use this function on - * addresses directly mapped or allocated via kmalloc. - * - * This function does not give bus mappings for DMA transfers. In - * almost all conceivable cases a device driver should not be using - * this function - */ -static inline unsigned long __iomem virt_to_phys(volatile void *address) -{ - return __pa((unsigned long)address); -} - -#define virt_to_bus virt_to_phys - -/** - * phys_to_virt - map physical address to virtual - * @address: address to remap - * - * The returned virtual address is a current CPU mapping for - * the memory address given. It is only valid to use this function on - * addresses that have a kernel mapping - * - * This function does not handle bus mappings for DMA transfers. In - * almost all conceivable cases a device driver should not be using - * this function - */ -static inline void *phys_to_virt(unsigned long address) -{ - return (void *)__va(address); -} -#define bus_to_virt(a) phys_to_virt(a) - -static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size, - unsigned long flags) -{ - return (void *)address; -} - -#define ioremap(physaddr, size) ((void __iomem *)(unsigned long)(physaddr)) -#define iounmap(addr) ((void)0) -#define ioremap_nocache(physaddr, size) ioremap(physaddr, size) +extern void __iomem *ioremap(phys_addr_t address, unsigned long size); +#define ioremap_writethrough(addr, size) ioremap((addr), (size)) +#define ioremap_nocache(addr, size) ioremap((addr), (size)) +#define ioremap_fullcache(addr, size) ioremap((addr), (size)) +#define ioremap_wc(addr, size) ioremap((addr), (size)) #endif /* CONFIG_MMU */ -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p - -/* - * Big Endian - */ +/* Big Endian */ #define out_be32(a, v) __raw_writel((v), (void __iomem __force *)(a)) #define out_be16(a, v) __raw_writew((v), (a)) @@ -239,10 +59,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size, #define writel_be(v, a) out_be32((__force unsigned *)a, v) #define readl_be(a) in_be32((__force unsigned *)a) -/* - * Little endian - */ - +/* Little endian */ #define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a)) #define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a)) @@ -253,100 +70,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size, #define out_8(a, v) __raw_writeb((v), (a)) #define in_8(a) __raw_readb(a) -#define mmiowb() - -#define ioport_map(port, nr) ((void __iomem *)(port)) -#define ioport_unmap(addr) - -/* from asm-generic/io.h */ -#ifndef insb -static inline void insb(unsigned long addr, void *buffer, int count) -{ - if (count) { - u8 *buf = buffer; - do { - u8 x = inb(addr); - *buf++ = x; - } while (--count); - } -} -#endif - -#ifndef insw -static inline void insw(unsigned long addr, void *buffer, int count) -{ - if (count) { - u16 *buf = buffer; - do { - u16 x = inw(addr); - *buf++ = x; - } while (--count); - } -} -#endif - -#ifndef insl -static inline void insl(unsigned long addr, void *buffer, int count) -{ - if (count) { - u32 *buf = buffer; - do { - u32 x = inl(addr); - *buf++ = x; - } while (--count); - } -} -#endif - -#ifndef outsb -static inline void outsb(unsigned long addr, const void *buffer, int count) -{ - if (count) { - const u8 *buf = buffer; - do { - outb(*buf++, addr); - } while (--count); - } -} -#endif - -#ifndef outsw -static inline void outsw(unsigned long addr, const void *buffer, int count) -{ - if (count) { - const u16 *buf = buffer; - do { - outw(*buf++, addr); - } while (--count); - } -} -#endif - -#ifndef outsl -static inline void outsl(unsigned long addr, const void *buffer, int count) -{ - if (count) { - const u32 *buf = buffer; - do { - outl(*buf++, addr); - } while (--count); - } -} -#endif - -#define ioread8_rep(p, dst, count) \ - insb((unsigned long) (p), (dst), (count)) -#define ioread16_rep(p, dst, count) \ - insw((unsigned long) (p), (dst), (count)) -#define ioread32_rep(p, dst, count) \ - insl((unsigned long) (p), (dst), (count)) - -#define iowrite8_rep(p, src, count) \ - outsb((unsigned long) (p), (src), (count)) -#define iowrite16_rep(p, src, count) \ - outsw((unsigned long) (p), (src), (count)) -#define iowrite32_rep(p, src, count) \ - outsl((unsigned long) (p), (src), (count)) +#include <asm-generic/io.h> #define readb_relaxed readb #define readw_relaxed readw diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h index d6e0ffea28b6..9d31b057c355 100644 --- a/arch/microblaze/include/asm/processor.h +++ b/arch/microblaze/include/asm/processor.h @@ -122,7 +122,7 @@ struct thread_struct { } /* Free all resources held by a thread. */ -extern inline void release_thread(struct task_struct *dead_task) +static inline void release_thread(struct task_struct *dead_task) { } diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h index f05df5630c84..be84a4d3917f 100644 --- a/arch/microblaze/include/asm/setup.h +++ b/arch/microblaze/include/asm/setup.h @@ -19,14 +19,12 @@ extern char cmd_line[COMMAND_LINE_SIZE]; extern char *klimit; -void early_printk(const char *fmt, ...); - int setup_early_printk(char *opt); void remap_early_printk(void); void disable_early_printk(void); -void heartbeat(void); -void setup_heartbeat(void); +void microblaze_heartbeat(void); +void microblaze_setup_heartbeat(void); # ifdef CONFIG_MMU extern void mmu_reset(void); diff --git a/arch/microblaze/include/uapi/asm/unistd.h b/arch/microblaze/include/uapi/asm/unistd.h index 20043b67d158..8d0791b49b31 100644 --- a/arch/microblaze/include/uapi/asm/unistd.h +++ b/arch/microblaze/include/uapi/asm/unistd.h @@ -93,7 +93,7 @@ #define __NR_settimeofday 79 /* ok */ #define __NR_getgroups 80 /* ok */ #define __NR_setgroups 81 /* ok */ -#define __NR_select 82 /* obsolete -> sys_pselect7 */ +#define __NR_select 82 /* obsolete -> sys_pselect6 */ #define __NR_symlink 83 /* symlinkat */ #define __NR_oldlstat 84 /* remove */ #define __NR_readlink 85 /* obsolete -> sys_readlinkat */ @@ -320,7 +320,7 @@ #define __NR_readlinkat 305 /* ok */ #define __NR_fchmodat 306 /* ok */ #define __NR_faccessat 307 /* ok */ -#define __NR_pselect6 308 /* obsolete -> sys_pselect7 */ +#define __NR_pselect6 308 /* ok */ #define __NR_ppoll 309 /* ok */ #define __NR_unshare 310 /* ok */ #define __NR_set_robust_list 311 /* ok */ @@ -396,5 +396,7 @@ #define __NR_process_vm_writev 378 #define __NR_kcmp 379 #define __NR_finit_module 380 +#define __NR_sched_setattr 381 +#define __NR_sched_getattr 382 #endif /* _UAPI_ASM_MICROBLAZE_UNISTD_H */ |