upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/lib/linux_compat.c

42 lines
716 B

#include <common.h>
#include <linux/compat.h>
struct p_current cur = {
.pid = 1,
};
__maybe_unused struct p_current *current = &cur;
unsigned long copy_from_user(void *dest, const void *src,
unsigned long count)
{
memcpy((void *)dest, (void *)src, count);
return 0;
}
void *kmalloc(size_t size, int flags)
{
void *p;
p = memalign(ARCH_DMA_MINALIGN, size);
if (flags & __GFP_ZERO)
memset(p, 0, size);
return p;
}
struct kmem_cache *get_mem(int element_sz)
{
struct kmem_cache *ret;
ret = memalign(ARCH_DMA_MINALIGN, sizeof(struct kmem_cache));
ret->sz = element_sz;
return ret;
}
void *kmem_cache_alloc(struct kmem_cache *obj, int flag)
{
return memalign(ARCH_DMA_MINALIGN, obj->sz);
}