diff options
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/include/asm/page.h | 4 | ||||
| -rw-r--r-- | arch/microblaze/kernel/asm-offsets.c | 1 | ||||
| -rw-r--r-- | arch/microblaze/kernel/misc.S | 36 |
3 files changed, 2 insertions, 39 deletions
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h index 2dd1d04129e..7b9ba8f145e 100644 --- a/arch/microblaze/include/asm/page.h +++ b/arch/microblaze/include/asm/page.h @@ -71,13 +71,11 @@ typedef unsigned long pte_basic_t; #endif /* CONFIG_MMU */ # ifndef CONFIG_MMU -# define copy_page(to, from) memcpy((to), (from), PAGE_SIZE) # define get_user_page(vaddr) __get_free_page(GFP_KERNEL) # define free_user_page(page, addr) free_page(addr) -# else /* CONFIG_MMU */ -extern void copy_page(void *to, void *from); # endif /* CONFIG_MMU */ +# define copy_page(to, from) memcpy((to), (from), PAGE_SIZE) # define clear_page(pgaddr) memset((pgaddr), 0, PAGE_SIZE) # define clear_user_page(pgaddr, vaddr, page) memset((pgaddr), 0, PAGE_SIZE) diff --git a/arch/microblaze/kernel/asm-offsets.c b/arch/microblaze/kernel/asm-offsets.c index 0071260a672..c1b459c9757 100644 --- a/arch/microblaze/kernel/asm-offsets.c +++ b/arch/microblaze/kernel/asm-offsets.c @@ -16,6 +16,7 @@ #include <linux/hardirq.h> #include <linux/thread_info.h> #include <linux/kbuild.h> +#include <asm/cpuinfo.h> int main(int argc, char *argv[]) { diff --git a/arch/microblaze/kernel/misc.S b/arch/microblaze/kernel/misc.S index 7cf86498326..0fb5fc6c1fc 100644 --- a/arch/microblaze/kernel/misc.S +++ b/arch/microblaze/kernel/misc.S @@ -93,39 +93,3 @@ early_console_reg_tlb_alloc: nop .size early_console_reg_tlb_alloc, . - early_console_reg_tlb_alloc - -/* - * Copy a whole page (4096 bytes). - */ -#define COPY_16_BYTES \ - lwi r7, r6, 0; \ - lwi r8, r6, 4; \ - lwi r9, r6, 8; \ - lwi r10, r6, 12; \ - swi r7, r5, 0; \ - swi r8, r5, 4; \ - swi r9, r5, 8; \ - swi r10, r5, 12 - - -/* FIXME DCACHE_LINE_BYTES (CONFIG_XILINX_MICROBLAZE0_DCACHE_LINE_LEN * 4)*/ -#define DCACHE_LINE_BYTES (4 * 4) - -.globl copy_page; -.type copy_page, @function -.align 4; -copy_page: - ori r11, r0, (PAGE_SIZE/DCACHE_LINE_BYTES) - 1 -_copy_page_loop: - COPY_16_BYTES -#if DCACHE_LINE_BYTES >= 32 - COPY_16_BYTES -#endif - addik r6, r6, DCACHE_LINE_BYTES - addik r5, r5, DCACHE_LINE_BYTES - bneid r11, _copy_page_loop - addik r11, r11, -1 - rtsd r15, 8 - nop - - .size copy_page, . - copy_page |