HelenOS sources

dmamem_map        481 kernel/generic/src/ddi/ddi.c 		errno_t rc = dmamem_map(virt_ptr, size, map_flags,
dmamem_map         61 uspace/lib/c/include/ddi.h extern errno_t dmamem_map(void *, size_t, unsigned int, unsigned int, uintptr_t *);
dmamem_map         61 uspace/lib/posix/include/libc/ddi.h extern errno_t dmamem_map(void *, size_t, unsigned int, unsigned int, uintptr_t *);
dmamem_map        199 uspace/lib/usb/src/dma_buffer.c 	const errno_t err = dmamem_map(virt, size, 0, 0, &phys);