Mercurial > lcfOS

comparison kernel/memory.c3 @ 402:0fb6633c42f6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Moved several files to logical locations
author Windel Bouwman
date Thu, 19 Feb 2015 00:13:07 +0100
parents kernel/src/memory.c3@6ae782a085e0
children ad6be5454067
comparison
equal deleted inserted replaced
401:994c00d55fd5 402:0fb6633c42f6
1 module memory;
2
3 import arch;
4 import io;
5
6 var int ptr;
7
8 // Let the heap grow upwards..
9
10 function void init()
11 {
12 ptr = 0x80000;
13 }
14
15 function byte* alloc(int size)
16 {
17 var int ptr2;
18 ptr2 = ptr;
19
20 io.print2("alloc size ", size);
21 io.print2("alloc address ", ptr);
22
23 // Increment new free point:
24 ptr = ptr + size;
25 return ptr2;
26 }
27
28 function void memcpy(byte* dst, byte* src, int size)
29 {
30 var int i;
31 for (i = 0; i < size; i = i + 1)
32 {
33 *(dst + i) = *(src + i);
34 }
35 }
36