code -> fw

1 files changed, 48 insertions, 0 deletions

diff --git a/fw/fe310/eos/cell.c b/fw/fe310/eos/cell.c
new file mode 100644
index 0000000..2421f4b
--- /dev/null
+++ b/fw/fe310/eos/cell.c
@@ -0,0 +1,48 @@
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "eos.h"
+#include "event.h"
+#include "net.h"
+
+#include "cell.h"
+
+static eos_evt_handler_t evt_handler[EOS_CELL_MAX_MTYPE];
+
+static void cell_handle_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
+    if ((buffer == NULL) || (len < 1)) {
+        eos_net_bad_handler(type, buffer, len);
+        return;
+    }
+    unsigned char mtype = buffer[0];
+    unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4;
+
+    if (idx < EOS_CELL_MAX_MTYPE) {
+        evt_handler[idx](type, buffer, len);
+    } else {
+        eos_net_bad_handler(type, buffer, len);
+    }
+}
+
+static void cell_handle_rdy(unsigned char type, unsigned char *buffer, uint16_t len) {
+    // Do nothing
+    eos_net_free(buffer, 0);
+}
+
+void eos_cell_init(void) {
+    int i;
+
+    for (i=0; i<EOS_CELL_MAX_MTYPE; i++) {
+        evt_handler[i] = eos_net_bad_handler;
+    }
+    eos_net_set_handler(EOS_NET_MTYPE_CELL, cell_handle_evt);
+    eos_cell_set_handler(EOS_CELL_MTYPE_READY, cell_handle_rdy);
+}
+
+void eos_cell_set_handler(unsigned char mtype, eos_evt_handler_t handler) {
+    unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4;
+
+    if (handler == NULL) handler = eos_net_bad_handler;
+    if (idx < EOS_CELL_MAX_MTYPE) evt_handler[idx] = handler;
+}