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authorjaseg <git@jaseg.de>2023-09-25 23:57:36 +0200
committerjaseg <git@jaseg.de>2023-09-25 23:57:36 +0200
commit8cc05c79cea62609d02231492c054a0cca2b2289 (patch)
treee39d40456adefe9bb70bcd77ebdf97be1dcdc028 /center_fw/src/protocol.h
parent583ac10d1450610a4110849c26cc16f03154d26e (diff)
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Center firmware WIP
Diffstat (limited to 'center_fw/src/protocol.h')
-rw-r--r--center_fw/src/protocol.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/center_fw/src/protocol.h b/center_fw/src/protocol.h
new file mode 100644
index 0000000..89c93e2
--- /dev/null
+++ b/center_fw/src/protocol.h
@@ -0,0 +1,33 @@
+#ifndef __PROTOCOL_H__
+#define __PROTOCOL_H__
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#define PKT_TYPE_BULK_FLAG 0x80
+
+struct proto_rx_st {
+ int packet_type;
+ int is_bulk;
+ int rxpos;
+ int address;
+ uint8_t argbuf[8];
+ int offset;
+ const struct command_if_def *cmd_if;
+};
+
+struct command_if_def {
+ int packet_type_max;
+ int payload_len[0];
+};
+
+extern volatile uint32_t decoding_error_cnt, protocol_error_cnt;
+extern volatile bool backchannel_frame;
+
+/* Callback */
+void handle_command(int command, uint8_t *args);
+
+void receive_symbol(struct proto_rx_st *st, int symbol);
+void reset_receiver(struct proto_rx_st *st, const struct command_if_def *cmd_if);
+
+#endif