X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;ds=sidebyside;f=ssr%2FInc%2Futil.h;h=d463fcc3264c789c6543c1b50ccd83a5bcf95ce9;hb=85cd812337ceb77c2fc5ab6b8ba91414a567cc0f;hp=0beed7c87232f5748061bc26b52585eb2524b8ea;hpb=08f734c44598ca90f47f4ab0dfed232c045dd403;p=home-hw.git

diff --git a/ssr/Inc/util.h b/ssr/Inc/util.h
index 0beed7c..d463fcc 100644
--- a/ssr/Inc/util.h
+++ b/ssr/Inc/util.h
@@ -16,6 +16,21 @@ static inline uint get_u16_le(byte *p)
   return (p[1] << 8) | p[0];
 }
 
+static inline uint get_u16_be(byte *p)
+{
+  return (p[0] << 8) | p[1];
+}
+
+static inline uint get_u32_le(byte *p)
+{
+  return (p[3] << 24) | (p[2] << 16) | (p[1] << 8) | p[0];
+}
+
+static inline uint get_u32_be(byte *p)
+{
+  return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
+}
+
 static inline void put_u16_le(byte *p, u16 x)
 {
   p[0] = x;
@@ -36,9 +51,18 @@ static inline void put_u32_be(byte *p, u32 x)
   p[3] = x & 0xff;
 }
 
+static inline void put_u32_le(byte *p, u32 x)
+{
+  p[3] = x >> 24;
+  p[2] = (x >> 16) & 0xff;
+  p[1] = (x >> 8) & 0xff;
+  p[0] = x & 0xff;
+}
+
 // debug.c
 
-#define DEBUG_SEMIHOSTING
+// #define DEBUG_SEMIHOSTING
+// #define DEBUG_USART USART1
 
 void debug_printf(const char *fmt, ...);
 void debug_puts(const char *s);