Begin to work on bana protocol

firmware/include/bana.h

@@ -0,0 +1,22 @@
+/*
+ * Bandai Namco Protocol
+ * WHowe <github.com/whowechina>
+ */
+
+#ifndef BANA_H
+#define BANA_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/* return true if accepts a byte, false if rejects */
+typedef void (*bana_putc_func)(uint8_t byte);
+
+void bana_init(bana_putc_func putc_func);
+
+bool bana_feed(int c);
+
+/* bana activity expires at this time */
+uint64_t bana_expire_time();
+
+#endif

firmware/src/CMakeLists.txt

@@ -29,5 +29,5 @@ function(make_firmware board board_def)
                        COMMAND cp ${board}.uf2 ${CMAKE_CURRENT_LIST_DIR}/..)
 endfunction()
 
-add_library(aic lib/aime.c lib/pn532.c lib/pn5180.c lib/nfc.c)
+add_library(aic lib/aime.c lib/bana.c lib/pn532.c lib/pn5180.c lib/nfc.c)
 make_firmware(aic_pico BOARD_AIC_PICO)

firmware/src/commands.c

@@ -42,7 +42,13 @@ static void handle_display()
     printf("    Level: [%d ~ %d]\n", aic_cfg->light.min, aic_cfg->light.max);
     printf("[AIME]\n");
     printf("    Virtual AIC: %s\n", aic_cfg->virtual_aic ? "ON" : "OFF");
-    printf("    Mode: %d (%s)\n", aic_cfg->aime_mode, aime_get_mode_string());
+
+    printf("    Mode: %s\n", aic_cfg->mode == 0 ? "aime0" :
+                             aic_cfg->mode == 1 ? "aime1" :
+                            aic_cfg->mode == 0x10 ? "bana" : "not set");
+    if ((aic_cfg->mode & 0xf0) == 0) {
+        printf("    Pattern: %s\n", aime_get_mode_string());
+    }
 }
 
 static void handle_save()
@@ -94,22 +100,36 @@ static void handle_virtual(int argc, char *argv[])
 
 static void handle_mode(int argc, char *argv[])
 {
-    const char *usage = "Usage: mode <0:1>\n";
+    const char *usage = "Usage: mode <aime0:aime1:bana>\n"
+                        "    aime0: Sega Aime 0\n"
+                        "    aime1: Sega Aime 1\n"
+                        "    bana: Bandai Namco\n";
     if (argc != 1) {
         printf("%s", usage);
         return;
     }
 
-    const char *commands[] = { "0", "1" };
-    int match = cli_match_prefix(commands, 2, argv[0]);
-    if (match < 0) {
-        printf("%s", usage);
-        return;
+    const char *commands[] = { "aime0", "aime1", "bana" };
+    int match = cli_match_prefix(commands, 3, argv[0]);
+    switch (match) {
+        case 0:
+            aic_cfg->mode = 0x00;
+            break;
+        case 1:
+            aic_cfg->mode = 0x01;
+            break;
+        case 2:
+            aic_cfg->mode = 0x10;
+            break;
+        default:
+            printf("%s", usage);
+            return;
     }
 
-    aic_cfg->aime_mode = match;
+    if ((aic_cfg->mode & 0xf0) == 0) {
+        aime_set_mode(aic_cfg->mode);
+    }
 
-    aime_set_mode(match);
     config_changed();
 }
 

firmware/src/config.c

@@ -14,7 +14,7 @@ aic_cfg_t *aic_cfg;
 static aic_cfg_t default_cfg = {
     .light = { .min = 24, .max = 128, .rgb = true, .led = true },
     .virtual_aic = true,
-    .aime_mode = 1,
+    .mode = 0,
 };
 
 aic_runtime_t *aic_runtime;

firmware/src/config.h

@@ -17,7 +17,7 @@ typedef struct __attribute__((packed)) {
         bool led;
     } light;
     bool virtual_aic;
-    uint8_t aime_mode;
+    uint8_t mode;
     uint32_t reserved;
 } aic_cfg_t;
 

firmware/src/lib/bana.c

@@ -0,0 +1,79 @@
+/*
+ * Bandai Namco NFC Reader
+ * WHowe <github.com/whowechina>
+ * 
+ * Use NFC Module to read BANA
+ */
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+#include "bsp/board.h"
+#include "hardware/gpio.h"
+#include "hardware/i2c.h"
+
+#include "nfc.h"
+#include "bana.h"
+
+#define BANA_EXPIRE_TIME 5000000ULL
+
+static void putc_trap(uint8_t byte)
+{
+}
+
+static bana_putc_func bana_putc = putc_trap;
+
+void bana_init(bana_putc_func putc_func)
+{
+    bana_putc = putc_func;
+}
+
+/*
+static uint8_t mifare_keys[2][6]; // 'KeyA' and 'KeyB'
+
+static union __attribute__((packed)) {
+    struct {
+    };
+    uint8_t raw[256];
+} response;
+
+static union __attribute__((packed)) {
+    struct {
+    };
+    uint8_t raw[256];
+} request;
+
+struct {
+    bool active;
+    uint8_t len;
+    uint8_t check_sum;
+    bool escaping;
+    uint64_t time;
+} req_ctx;
+*/
+
+typedef struct __attribute__((packed)) {
+    uint8_t count;
+    uint8_t type;
+    uint8_t id_len;
+    union {
+        struct {
+            uint8_t idm[8];
+            uint8_t pmm[8];
+        };
+        uint8_t uid[6];
+    };
+} card_info_t;
+
+static uint64_t expire_time;
+
+bool bana_feed(int c)
+{
+    return true;
+}
+
+uint64_t bana_expire_time()
+{
+    return expire_time;
+}

firmware/src/main.c

@@ -175,7 +175,11 @@ static void aime_run()
         uint8_t buf[32];
         int count = tud_cdc_n_read(aime_intf, buf, sizeof(buf));
         for (int i = 0; i < count; i++) {
-            aime_feed(buf[i]);
+            if ((aic_cfg->mode & 0xf0) == 0) {
+                aime_feed(buf[i]);
+            } else {
+                //bana_feed(buf[i]);
+            }
         }
     }
 }
@@ -229,7 +233,12 @@ void init()
 
     aime_init(cdc_aime_putc);
     aime_virtual_aic(aic_cfg->virtual_aic);
-    aime_set_mode(aic_cfg->aime_mode);
+
+    if ((aic_cfg->mode & 0x0f) == 0) {
+        aime_set_mode(aic_cfg->mode);
+    }
+
+    //bana_init();
 
     cli_init("aic_pico>", "\n     << AIC Pico >>\n"
                             " https://github.com/whowechina\n\n");