From 9298533d21b4527cd7e07e17815f467e5ae1229b Mon Sep 17 00:00:00 2001
From: =?utf8?q?=E5=AD=99=E6=98=A5=E9=98=B3?= <snickersun@163.com>
Date: Mon, 27 Apr 2026 22:02:17 +0800
Subject: [PATCH] =?utf8?q?1=E3=80=81=E6=B7=BB=E5=8A=A0AT^LN=5FSTART=5FOTA?=
 =?utf8?q?=5FCAT1=20=E9=80=9A=E8=BF=87=E7=A0=94=E5=8F=91=E6=B5=8B=E8=AF=95?=
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 =?utf8?q?=E8=AE=A4=E5=85=B3=E9=97=ADuart=20flow=20ctl=203=E3=80=81release?=
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---
 autobuild.sh                                  |  2 +-
 .../config/target_config/brandy/config.py     |  2 +-
 .../zhihui/leiniao/imsl_ln/leiniao_api_at.c   | 65 +++++++++++++++++++
 3 files changed, 67 insertions(+), 2 deletions(-)

diff --git a/autobuild.sh b/autobuild.sh
index f44e015e1..089cd3d83 100644
--- a/autobuild.sh
+++ b/autobuild.sh
@@ -59,7 +59,7 @@ declare -A PROJECT_VERSIONS=(
     ["w9"]="1.3.107" 
     ["lt22"]="1.3.107"
     ["n9"]="1.3.113"
-    ["ln"]="1.0.46"
+    ["ln"]="1.0.47"
     ["lnppp"]="1.1.1"
     ["n9ln"]="1.0.0" 
     
diff --git a/code/sdk/build/config/target_config/brandy/config.py b/code/sdk/build/config/target_config/brandy/config.py
index aa9180080..0e2032cf9 100644
--- a/code/sdk/build/config/target_config/brandy/config.py
+++ b/code/sdk/build/config/target_config/brandy/config.py
@@ -1314,7 +1314,7 @@ target = {
             'AUDIO_SMARTPA_AW88082',
             'LCD_JD9885',
             'SUPPORT_LEINIAO',
-            # 'SIO_UART_DISABLE_FLOW_CTRL',
+            'SIO_UART_DISABLE_FLOW_CTRL',
         ],
         #添加自定义应用
        'ram_component': [
diff --git a/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c b/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
index 798f7f9a5..d032de00f 100644
--- a/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
+++ b/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
@@ -267,6 +267,69 @@ static uint32_t ln_ota_get_task_new_cat1_at(uint8_t *para, uint32_t paraLen, cha
     return ERRCODE_SUCC;
 }
 
+/* 提取modem固件版本号（前缀+最后4位） */
+static int get_modem_fw_version_c(const char* input_str, char* output_str)
+{
+    if (input_str == NULL || strlen(input_str) == 0 || output_str == NULL) {
+        return -1;
+    }
+
+    memset(output_str, 0, 16);
+    
+    // 提取字符串最后4位
+    char suffix_4[5] = {0};
+    int input_len = strlen(input_str);
+    int suffix_start = (input_len >= 4) ? (input_len - 4) : 0;
+    strncpy(suffix_4, input_str + suffix_start, 4);
+    suffix_4[4] = '\0';
+
+    // 判断前缀并拼接版本号
+    if (strstr(input_str, "EG800AK") != NULL) {
+        strcpy(output_str, "EG8AK");
+        strcat(output_str, suffix_4);
+    } else if (strstr(input_str, "EG810") != NULL) {
+        strcpy(output_str, "EG810");
+        strcat(output_str, suffix_4);
+    } else {
+        return -1;
+    }
+    return 0;
+}
+static uint32_t ln_otca_cat1_at(uint8_t *para, uint32_t paraLen, char *strCommonCmd)
+{
+    LN_UNUSED(para); 
+    LN_UNUSED(paraLen); 
+    LN_UNUSED(strCommonCmd);
+    printf("[LN][OTA_GET_TASK_NEW]\n");
+
+    const char *dfota_url_format = "http://snicker.com.cn:8089/leiniao/%s/dfota_%d.bin";
+    char dfota1_url[128] = {0};
+    char dfota2_url[128] = {0};
+    // 直接获取CAT1 modem版本（如果版本还未获取，会在后续处理中处理）
+    char *text = cat1_api_runtime_get_cat1_modemver();
+    if (!text || strlen(text) == 0) {
+        printf("[OTA] cat1 modem版本为空，执行普通OTA升级\n");
+    }
+    
+    char version[16] = {0};
+    if (get_modem_fw_version_c(text, version) != 0) {
+        printf("[OTA] 无法解析modem版本，执行普通OTA升级\n");
+    }
+    
+    printf("[OTA] Modem固件版本: %s\n", version);
+    
+    // 构建版本字符串
+    char version1_str[64] = {0};
+    uint8_t ver = uapi_get_py_ver();
+    snprintf(version1_str, sizeof(version1_str), "%sV%d", version, ver);
+    snprintf(dfota1_url, sizeof(dfota1_url), dfota_url_format, version1_str, 1);
+    snprintf(dfota2_url, sizeof(dfota2_url), dfota_url_format, version1_str, 2);
+    printf("[OTA] url1: %s , url2: %s\n", dfota1_url, dfota2_url);
+
+    star_http_ota_updata(dfota1_url, dfota2_url, ver);
+    return ERRCODE_SUCC;
+}
+
 
 /* 
  * 职责单一：仅触发"根据最近一次getTask结果下载并校验MD5"的动作
@@ -2088,6 +2151,8 @@ static const at_cmd_table_t g_ln_api_cmd[] = {
     //心跳间隔设置
     {(char *)"AT^LN_WS_HEARTBEAT_INTERVAL", ln_ws_get_heartbeat_interval_sec_at, (char *)"获取心跳间隔: AT^LN_WS_HEARTBEAT_INTERVAL"},
     {(char *)"AT^LN_WS_HEARTBEAT_INTERVAL_SET", ln_ws_set_heartbeat_interval_sec_at, (char *)"设置心跳间隔: AT^LN_WS_HEARTBEAT_INTERVAL_SET=60"},
+    {(char *)"AT^LN_START_OTA_CAT1", ln_otca_cat1_at, (char *)"开始CAT1 OTA升级: AT^LN_START_OTA_CAT1"},
+
 };
 
 
-- 
2.17.1