addded uart driver and cell stub driver

1 files changed, 46 insertions, 0 deletions

diff --git a/code/fe310/eos/cell.c b/code/fe310/eos/cell.c
new file mode 100644
index 0000000..b2d62f8
--- /dev/null
+++ b/code/fe310/eos/cell.c
@@ -0,0 +1,46 @@
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "eos.h"
+#include "event.h"
+#include "net.h"
+
+#include "cell.h"
+
+static eos_evt_fptr_t evt_handler[EOS_CELL_MAX_MTYPE];
+static uint16_t evt_handler_flags_buf_free = 0;
+static uint16_t evt_handler_flags_buf_acq = 0;
+
+static void cell_handler_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
+    if ((buffer == NULL) || (len < 1)) {
+        eos_evtq_bad_handler(type, buffer, len);
+        eos_net_free(buffer, 0);
+        return;
+    }
+
+    uint8_t mtype = buffer[0];
+    if (mtype >= EOS_CELL_MAX_MTYPE) {
+        eos_evtq_bad_handler(type, buffer, len);
+        eos_net_free(buffer, 0);
+        return;
+    }
+
+    _eos_net_handle(type, buffer, len, mtype, evt_handler, &evt_handler_flags_buf_free, &evt_handler_flags_buf_acq);
+}
+
+void eos_cell_init(void) {
+    int i;
+
+    for (i=0; i<EOS_CELL_MAX_MTYPE; i++) {
+        evt_handler[i] = eos_evtq_bad_handler;
+    }
+    eos_net_set_handler(EOS_NET_MTYPE_CELL, cell_handler_evt, 0);
+}
+
+void eos_cell_set_handler(int mtype, eos_evt_fptr_t handler, uint8_t flags) {
+    if (mtype >= EOS_CELL_MAX_MTYPE) {
+        return;
+    }
+    _eos_net_set_handler(mtype, handler, evt_handler, flags, &evt_handler_flags_buf_free, &evt_handler_flags_buf_acq);
+}