LXR uboot/lib/linux

   1
   2#include <common.h>
   3#include <linux/compat.h>
   4
   5struct p_current cur = {
   6        .pid = 1,
   7};
   8__maybe_unused struct p_current *current = &cur;
   9
  10unsigned long copy_from_user(void *dest, const void *src,
  11                     unsigned long count)
  12{
  13        memcpy((void *)dest, (void *)src, count);
  14        return 0;
  15}
  16
  17void *kmalloc(size_t size, int flags)
  18{
  19        void *p;
  20
  21        p = memalign(ARCH_DMA_MINALIGN, size);
  22        if (flags & __GFP_ZERO)
  23                memset(p, 0, size);
  24
  25        return p;
  26}
  27
  28struct kmem_cache *get_mem(int element_sz)
  29{
  30        struct kmem_cache *ret;
  31
  32        ret = memalign(ARCH_DMA_MINALIGN, sizeof(struct kmem_cache));
  33        ret->sz = element_sz;
  34
  35        return ret;
  36}
  37
  38void *kmem_cache_alloc(struct kmem_cache *obj, int flag)
  39{
  40        return memalign(ARCH_DMA_MINALIGN, obj->sz);
  41}
  42