alloc on write paging, -O3 compile works, 'volatile' is the story of my life

2 files changed, 15 insertions, 3 deletions

diff --git a/include/bochs.h b/include/bochs.h
index 4aa933e..f17b468 100644
--- a/include/bochs.h
+++ b/include/bochs.h
@@ -8,4 +8,4 @@
  * @param width - the width of the screen
  * @param height - the height of the screen
  */
-uint32_t *bochs_init(uint16_t w, uint16_t h, uint8_t b);
+volatile uint32_t *bochs_init(uint16_t w, uint16_t h, uint8_t b);
diff --git a/include/lib.h b/include/lib.h
index f60cf5e..7c74fa2 100644
--- a/include/lib.h
+++ b/include/lib.h
@@ -10,12 +10,18 @@
 int memcmp(const void *restrict s1, const void *restrict s2, unsigned long n);
 
 /**
- * The  memcpy()  function  copies n bytes from memory area src to memory area dest.
- * The memory areas must not overlap.
+ * the  memcpy()  function  copies n bytes from memory area src to memory area dest.
+ * the memory areas must not overlap.
  */
 void *memcpy(void *restrict dest, const void *restrict src, unsigned long n);
 
 /**
+ * the  memcpy()  function  copies n bytes from memory area src to memory area dest.
+ * the memory areas must not overlap.
+ */
+volatile void *memcpyv(volatile void *dest, const volatile void *src, unsigned long n);
+
+/**
  * The  memmove()  function copies n bytes from memory area src to memory area dest.  The memory areas
  * may overlap: copying takes place as though the bytes in src are first copied into a temporary array
  * that does not overlap src or dest, and the bytes are then copied from the temporary array to dest.
@@ -29,6 +35,12 @@ void *memmove(void *dest, const void *src, unsigned long n);
 void *memset(void *restrict dest, int c, unsigned long n);
 
 /**
+ * The  memset() function fills the first n bytes of the memory area pointed to by s with the constant
+ * byte c.
+ */
+volatile void *memsetv(volatile void *dest, int c, unsigned long n);
+
+/**
  * The  strcmp()  function  compares  the two strings s1 and s2.  The locale is not taken into account
  * (for a locale-aware comparison, see strcoll(3)).  The comparison is done using unsigned characters.
  */