add top-level LICENSE

[netwatch.git] / tools / poke-rls.c

diff --git a/tools/poke-rls.c b/tools/poke-rls.c
index 01de181bf1e5497ca8e248a8fd7277bef32cf0a3..586b4f8776c34ced8e3a47046bb0c6d2b1ef0e73 100644 (file)
--- a/tools/poke-rls.c
+++ b/tools/poke-rls.c
@@ -14,12 +14,22 @@ static uint16_t _get_PMBASE()
        return pmbase;
 }
 
+typedef struct {
+       uint32_t signature;
+       uint32_t type;
+       uint8_t data[];
+} packet_t;
 
-extern unsigned int poke(unsigned long addr);
+extern unsigned int poke(unsigned long addr, unsigned long * value);
 
 int main(int argc, char **argv)
 {
        unsigned int res;
+       packet_t * packet = (packet_t *)memalign(4096, sizeof(packet_t));
+
+       packet->signature = 0x1BADD00D;
+       packet->type = 42;
+       strcpy(packet->data, "hello, world!");
 
        if (iopl(3) < 0)
        {
@@ -27,6 +37,12 @@ int main(int argc, char **argv)
                return 1;
        }
        
-       res = poke(_get_PMBASE() + 0x04);
-       printf("found %p\n", res);
+       res = poke(_get_PMBASE() + 0x04, (void *)packet);
+       printf("returned %p\n", res);
+
+       if (res == 42) {
+               int i;
+               for (i = 0; i < 96; i++)
+                       printf("%s\n", packet->data + i * 41);
+       }
 }