esp32: Add initial support to Bluetooth Low Energy

apache · Sep 14, 2021 · dabcbbb · dabcbbb
1 parent 41e1696
commit dabcbbb
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Showing 16 changed files with 3,785 additions and 8 deletions.
diff --git a/arch/xtensa/include/esp32/irq.h b/arch/xtensa/include/esp32/irq.h
@@ -396,7 +396,7 @@
 
 #define ESP32_NCPUINTS              32
 #define ESP32_CPUINT_MAX            (ESP32_NCPUINTS - 1)
-#define ESP32_CPUINT_PERIPHSET      0xdffe773f
+#define ESP32_CPUINT_PERIPHSET      0xdffe741f
 #define ESP32_CPUINT_INTERNALSET    0x200188c0
 
 /* Priority 1:   0-10, 12-13, 17-18    (15)

diff --git a/arch/xtensa/src/esp32/Kconfig b/arch/xtensa/src/esp32/Kconfig
@@ -509,6 +509,13 @@ config ESP32_WIRELESS
 	---help---
 		Enable Wireless support
 
+config ESP32_BLE
+	bool "BLE"
+	default n
+	select ESP32_WIRELESS
+	---help---
+		Enable BLE support
+
 config ESP32_I2C0
 	bool "I2C 0"
 	default n
@@ -525,11 +532,16 @@ config ESP32_AES_ACCELERATOR
 
 endmenu # ESP32 Peripheral Selection
 
+menuconfig ESP32_WIFI_BT_COEXIST
+	bool "Wi-Fi and BT coexist"
+	default n
+	depends on ESP32_WIRELESS && ESP32_BLE
+
 menu "Memory Configuration"
 
 config ESP32_BT_RESERVE_DRAM
 	int "Reserved BT DRAM"
-	default 0
+	default 65536
 
 config ESP32_TRACEMEM_RESERVE_DRAM
 	int "Reserved trace memory DRAM"
@@ -1162,6 +1174,33 @@ endchoice
 
 endmenu # ESP32_WIRELESS
 
+menu "BLE Configuration"
+	depends on ESP32_BLE
+
+config ESP32_BLE_PKTBUF_NUM
+	int "BLE netcard packet buffer number per netcard"
+	default 16
+
+config ESP32_BLE_TTY_NAME
+	string "BLE TTY device name"
+	default "/dev/ttyHCI0"
+	depends on UART_BTH4
+
+config ESP32_BLE_TASK_STACK_SIZE
+	int "Controller task stack size"
+	default 4096
+
+config ESP32_BLE_TASK_PRIORITY
+	int "Controller task priority"
+	default 110
+
+config ESP32_BLE_MAX_CONN
+	int "Maximum BLE simultaneos connections"
+	range 1 3
+	default 1
+
+endmenu # BLE Configuration
+
 menu "Real-Time Timer"
 	depends on ESP32_RT_TIMER
 

diff --git a/arch/xtensa/src/esp32/Make.defs b/arch/xtensa/src/esp32/Make.defs
@@ -229,7 +229,13 @@ INCLUDES += $(shell $(INCDIR) "$(CC)" $(ARCH_SRCDIR)$(DELIM)chip$(DELIM)esp-wire
 CHIP_CSRCS += esp32_wlan.c esp32_wifi_utils.c esp32_wifi_adapter.c
 
 EXTRA_LIBPATHS += -L $(ARCH_SRCDIR)$(DELIM)chip$(DELIM)esp-wireless-drivers-3rdparty$(DELIM)libs$(DELIM)esp32
-EXTRA_LIBS += -lcore -lrtc -lnet80211 -lpp -lsmartconfig -lcoexist -lespnow -lphy -lwpa_supplicant
+#EXTRA_LIBS += -lcore -lrtc -lnet80211 -lpp -lsmartconfig -lcoexist -lespnow -lphy -lwpa_supplicant
+EXTRA_LIBS += -lcore -lrtc -lnet80211 -lpp -lsmartconfig -lespnow -lphy -lwpa_supplicant
+
+ifeq ($(CONFIG_ESP32_BLE),y)
+CHIP_CSRCS += esp32_ble_adapter.c esp32_ble.c
+EXTRA_LIBS += -lbtdm_app -lrtc -lcoexist #-lbtbb
+endif
 
 # Due to some Wi-Fi related libraries, the option is need to avoid linking too much
 # unused functions.

diff --git a/arch/xtensa/src/esp32/esp32_allocateheap.c b/arch/xtensa/src/esp32/esp32_allocateheap.c
@@ -133,7 +133,7 @@ void xtensa_add_region(void)
 #endif
 #endif
 
-#ifndef CONFIG_ESP32_QEMU_IMAGE
+#if !defined(CONFIG_ESP32_QEMU_IMAGE) && !defined(CONFIG_ESP32_BLE)
   start = (FAR void *)HEAP_REGION0_START;
   size  = (size_t)(HEAP_REGION0_END - HEAP_REGION0_START);
   umm_addregion(start, size);