From dd4849c8b7974d68b71e7195332a22734f70ee32 Mon Sep 17 00:00:00 2001
From: Linar Yusupov <linar.r.yusupov@gmail.com>
Date: Mon, 11 Nov 2024 13:04:40 +0300
Subject: [PATCH] [CH32] build with BASICMAC

---
 software/firmware/source/SoftRF/src/platform/CH32.cpp  |  8 ++++++--
 software/firmware/source/SoftRF/src/platform/CH32.h    | 10 ++++++----
 .../source/libraries/arduino-basicmac/src/hal/hal.cpp  | 10 ++++++++--
 3 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/software/firmware/source/SoftRF/src/platform/CH32.cpp b/software/firmware/source/SoftRF/src/platform/CH32.cpp
index c1f8f0e7e..de2d163d6 100644
--- a/software/firmware/source/SoftRF/src/platform/CH32.cpp
+++ b/software/firmware/source/SoftRF/src/platform/CH32.cpp
@@ -47,7 +47,7 @@ lmic_pinmap lmic_pins = {
     .rxe = LMIC_UNUSED_PIN,
     .rst = SOC_GPIO_PIN_RST,
     .dio = {LMIC_UNUSED_PIN, LMIC_UNUSED_PIN, LMIC_UNUSED_PIN},
-    .busy = LMIC_UNUSED_PIN,
+    .busy = SOC_GPIO_PIN_BUSY,
     .tcxo = LMIC_UNUSED_PIN,
 };
 
@@ -310,6 +310,10 @@ static void CH32_setup()
     FATFS_is_mounted = fatfs.begin(SPIFlash);
   }
 
+#if defined(USE_RADIOLIB)
+  lmic_pins.dio[0] = SOC_GPIO_PIN_DIO1;
+#endif /* USE_RADIOLIB */
+
   Serial.begin(SERIAL_OUT_BR, SERIAL_OUT_BITS);
 
 #if defined(USE_TINYUSB) && defined(USBCON)
@@ -340,7 +344,7 @@ static void CH32_post_init()
     Serial.println(F("Built-in components:"));
 
     Serial.print(F("RADIO   : "));
-    Serial.println(hw_info.rf      == RF_IC_SX1276      ? F("PASS") : F("FAIL"));
+    Serial.println(hw_info.rf      != RF_IC_NONE        ? F("PASS") : F("FAIL"));
     Serial.print(F("GNSS    : "));
     Serial.println(hw_info.gnss    != GNSS_MODULE_NONE  ? F("PASS") : F("FAIL"));
 
diff --git a/software/firmware/source/SoftRF/src/platform/CH32.h b/software/firmware/source/SoftRF/src/platform/CH32.h
index ffbe6b930..0338813ac 100644
--- a/software/firmware/source/SoftRF/src/platform/CH32.h
+++ b/software/firmware/source/SoftRF/src/platform/CH32.h
@@ -121,10 +121,10 @@ struct rst_info {
 #define SOC_GPIO_PIN_CE       SOC_UNUSED_PIN
 #define SOC_GPIO_PIN_PWR      SOC_UNUSED_PIN
 
-/* SX1276 */
-#define SOC_GPIO_PIN_RST      PB0
-#define SOC_GPIO_PIN_BUSY     SOC_UNUSED_PIN
-#define SOC_GPIO_PIN_DIO1     PA8
+/* SX12XX */
+#define SOC_GPIO_PIN_RST      PB0 /* D9 */
+#define SOC_GPIO_PIN_BUSY     PB9 /* D7 */
+#define SOC_GPIO_PIN_DIO1     PA8 /* D2 */
 
 /* RF antenna switch */
 #define SOC_GPIO_PIN_ANT_RXTX SOC_UNUSED_PIN
@@ -258,6 +258,8 @@ struct rst_info {
 #define USE_TIME_SLOTS
 #define USE_OGN_ENCRYPTION
 
+#define USE_BASICMAC
+//#define EXCLUDE_SX1276         //  -    kb
 #define USE_RADIOLIB
 //#define ENABLE_RECORDER
 
diff --git a/software/firmware/source/libraries/arduino-basicmac/src/hal/hal.cpp b/software/firmware/source/libraries/arduino-basicmac/src/hal/hal.cpp
index bcc426f8e..ee4540716 100644
--- a/software/firmware/source/libraries/arduino-basicmac/src/hal/hal.cpp
+++ b/software/firmware/source/libraries/arduino-basicmac/src/hal/hal.cpp
@@ -28,6 +28,12 @@ extern  SoftSPI RadioSPI;
 #define SPI RadioSPI
 #endif /* ARDUINO_ARCH_RENESAS */
 
+#if defined(ARDUINO_ARCH_CH32)
+extern  SPIClass RadioSPI;
+#undef  SPI
+#define SPI RadioSPI
+#endif /* ARDUINO_ARCH_CH32 */
+
 #include "../basicmac.h"
 #include "hal.h"
 #define _GNU_SOURCE 1 // For fopencookie
@@ -552,8 +558,8 @@ u1_t hal_checkTimer (u4_t time) {
     defined(__ASR6501__)  || defined(ARDUINO_ARCH_ASR650X) || \
     defined(RASPBERRY_PI) || defined(ARDUINO_ARCH_SAMD)    || \
     defined(ARDUINO_AVR_MEGA2560) || defined(ARDUINO_ARCH_ASR6601) || \
-    defined(ARDUINO_ARCH_RP2040) || defined(ARDUINO_ARCH_RP2350) || \
-    defined(ARDUINO_ARCH_RENESAS)
+    defined(ARDUINO_ARCH_RP2040)  || defined(ARDUINO_ARCH_RP2350)  || \
+    defined(ARDUINO_ARCH_RENESAS) || defined(ARDUINO_ARCH_CH32)
 
 // Fix for STM32 HAL based cores.