kernel: port sandbox components

vm/page.c

@@ -1,9 +1,7 @@
 #include <socks/types.h>
 #include <socks/memblock.h>
 #include <socks/vm.h>
-#include <string.h>
-#include <assert.h>
-#include <stdio.h>
+#include <socks/libc/string.h>
 
 /* array of pages, one for each physical page frame present in RAM */
 static vm_page_t *page_array = NULL;
@@ -52,7 +50,6 @@ void tmp_set_vaddr_base(void *p, size_t len)
 phys_addr_t vm_virt_to_phys(void *p)
 {
 	phys_addr_t x = (phys_addr_t)p - (phys_addr_t)tmp_vaddr_base;
-	assert(x < tmp_vaddr_len);
 	return x;
 }
 
@@ -74,8 +71,6 @@ void vm_page_init_array()
 
 	page_array = memblock_alloc(sizeof(vm_page_t) * nr_pages);
 	page_array_count = nr_pages;
-	printf("page_array covers 0x%zx bytes, %zu page frames\n", pmem_size, pmem_size / VM_PAGE_SIZE);
-	printf("page_array is %zu bytes long\n", sizeof(vm_page_t) * nr_pages);
 
 	for (size_t i = 0; i < nr_pages; i++) {
 		memset(&page_array[i], 0x0, sizeof page_array[i]);
@@ -90,8 +85,6 @@ void vm_page_init_array()
 			nr_reserved++;
 		}
 	}
-
-	printf("%zu reserved page frames\n", nr_reserved);
 }
 
 vm_page_t *vm_page_get(phys_addr_t addr)