LED signaling fixes

bootloader/import.mk

@@ -1,5 +1,5 @@
 BOOTLOADER_MODULE_PATH ?= $(PROJECT_ROOT)/bootloader
-BOOTLOADER_VERSION ?= 10
+BOOTLOADER_VERSION ?= 11
 BOOTLOADER_BUILD_PATH_EXT = $(BUILD_TARGET_PLATFORM)
 
 # bring in the include folders from inc and src/<platform> is includes

bootloader/makefile

@@ -3,7 +3,7 @@ BOOTLOADER_MODULE_PATH=.
 PLATFORM_DFU=0x8000000
 BUILD_PATH_EXT = $(BOOTLOADER_BUILD_PATH_EXT)
 
-DEPENDENCIES = platform hal services dynalib
+DEPENDENCIES = platform hal services system dynalib
 MAKE_DEPENDENCIES = platform services
 # dependent on HAL headers, but not the library
 LIBS += $(MAKE_DEPENDENCIES)

bootloader/src/main.c

@@ -31,6 +31,11 @@
 #include "rgbled.h"
 #include "button.h"
 
+#if (PLATFORM_ID == 6) || (PLATFORM_ID == 10) || (PLATFORM_ID == 8)
+#include "led_signal.h"
+#define USE_LED_THEME
+#endif
+
 void platform_startup();
 
 
@@ -55,6 +60,11 @@ volatile uint32_t TimingBUTTON;
 volatile uint32_t TimingLED;
 volatile uint32_t TimingIWDGReload;
 
+// Customizable LED colors
+static uint32_t FirmwareUpdateColor = RGB_COLOR_MAGENTA;
+static uint32_t SafeModeColor = RGB_COLOR_MAGENTA;
+static uint32_t DFUModeColor = RGB_COLOR_YELLOW;
+
 /* Extern variables ----------------------------------------------------------*/
 /* Private function prototypes -----------------------------------------------*/
 /* Private functions ---------------------------------------------------------*/
@@ -64,7 +74,7 @@ void flashModulesCallback(bool isUpdating)
     if(isUpdating)
     {
         OTA_FLASH_AVAILABLE = 1;
-        LED_SetRGBColor(RGB_COLOR_MAGENTA);
+        LED_SetRGBColor(FirmwareUpdateColor);
     }
     else
     {
@@ -151,6 +161,11 @@ int main(void)
         features = 0xFF;        // ignore - corrupt. Top 4 bits should be the inverse of the bottom 4
     }
 
+#ifdef USE_LED_THEME
+    // Load LED theme colors
+    get_led_theme_colors(&FirmwareUpdateColor, &SafeModeColor, &DFUModeColor);
+#endif
+
     //--------------------------------------------------------------------------
 
     /*
@@ -295,7 +310,7 @@ int main(void)
             {
                 // if pressed for > 3 sec, enter USB DFU Mode
                 if (features&BL_FEATURE_DFU_MODE) {
-                    LED_SetRGBColor(RGB_COLOR_YELLOW);
+                    LED_SetRGBColor(DFUModeColor);
                     USB_DFU_MODE = 1;           // stay in DFU mode until the button is released so we have slow-led blinking
                 }
                 if (!factory_reset_available)
@@ -309,7 +324,7 @@ int main(void)
 
                 if (features&BL_FEATURE_SAFE_MODE) {
                     // if pressed for > 1 sec, enter Safe Mode
-                    LED_SetRGBColor(RGB_COLOR_MAGENTA);
+                    LED_SetRGBColor(SafeModeColor);
                     SAFE_MODE = 1;
                 }
             }
@@ -332,7 +347,7 @@ int main(void)
 
     if (OTA_FLASH_AVAILABLE == 1)
     {
-        LED_SetRGBColor(RGB_COLOR_MAGENTA);
+        LED_SetRGBColor(FirmwareUpdateColor);
         // Load the OTA Firmware from external flash
         OTA_Flash_Reset();
     }
@@ -411,7 +426,7 @@ int main(void)
     OTA_FLASH_AVAILABLE = 0; //   |
     REFLASH_FROM_BACKUP = 0; //   |
 
-    LED_SetRGBColor(RGB_COLOR_YELLOW);
+    LED_SetRGBColor(DFUModeColor);
 
     USB_DFU_MODE = 1;
 

bootloader/src/photon/sources.mk

@@ -8,7 +8,7 @@ HAL_LIB_COREV2 = $(HAL_SRC_COREV2_PATH)/lib
 WICED_LIBS = Platform_$(PLATFORM_NET) SPI_Flash_Library_$(PLATFORM_NET)
 
 WICED_LIB_FILES = $(addprefix $(HAL_LIB_COREV2)/,$(addsuffix .a,$(WICED_LIBS)))
-WICED_LIB_FILES = $(HAL_LIB_COREV2)/FreeRTOS/STM32F2xx.a
+WICED_LIB_FILES = $(HAL_LIB_COREV2)/FreeRTOS/STM32F2xx_bootloader.a
 
 LIBS_EXT += -Wl,--whole-archive $(WICED_LIB_FILES) -Wl,--no-whole-archive
 

bootloader/src/stm32f2xx/led_signal.c

@@ -0,0 +1,28 @@
+#include "led_signal.h"
+
+#include "system_led_signal.h"
+
+#include "dct.h"
+
+// See system_led_signal.cpp for the description of the LED theme data format
+STATIC_ASSERT(led_theme_version_has_changed, LED_SIGNAL_THEME_VERSION == 1);
+
+#define UNPACK_COLOR_COMPONENT(_value) \
+        ((((_value) & 0x0f) << 4) | ((_value) & 0x0f)) /* 0 -> 0, 1 -> 17, 2 -> 34, ..., 15 -> 255 */ \
+
+static uint32_t led_signal_color(int signal, const uint8_t* data) {
+    data += signal * 3 + 1; // 3 bytes per signal; first byte is reserved for a version number
+    return ((uint32_t)UNPACK_COLOR_COMPONENT(*data >> 4) << 16) | // R
+            ((uint32_t)UNPACK_COLOR_COMPONENT(*data & 0x0f) << 8) | // G
+            (uint32_t)UNPACK_COLOR_COMPONENT(*(data + 1) >> 4); // B
+}
+
+void get_led_theme_colors(uint32_t* firmware_update, uint32_t* safe_mode, uint32_t* dfu_mode) {
+    // Check if theme data is initialized in DCT
+    const uint8_t* d = (const char*)dct_read_app_data(DCT_LED_THEME_OFFSET);
+    if (d && *d == LED_SIGNAL_THEME_VERSION) {
+        *firmware_update = led_signal_color(LED_SIGNAL_FIRMWARE_UPDATE, d);
+        *safe_mode = led_signal_color(LED_SIGNAL_SAFE_MODE, d);
+        *dfu_mode = led_signal_color(LED_SIGNAL_DFU_MODE, d);
+    }
+}

bootloader/src/stm32f2xx/led_signal.h

@@ -0,0 +1,9 @@
+#ifndef LED_SIGNAL_H
+#define LED_SIGNAL_H
+
+#include <stdint.h>
+
+// Loads some of the colors used for LED signaling from DCT
+void get_led_theme_colors(uint32_t* firmware_update, uint32_t* safe_mode, uint32_t* dfu_mode);
+
+#endif // LED_SIGNAL_H

hal/inc/core_hal.h

@@ -245,6 +245,25 @@ void HAL_Core_Button_Mirror_Pin_Disable(uint8_t bootloader, uint8_t button, void
 void HAL_Core_Led_Mirror_Pin(uint8_t led, pin_t pin, uint32_t flags, uint8_t bootloader, void* reserved);
 void HAL_Core_Led_Mirror_Pin_Disable(uint8_t led, uint8_t bootloader, void* reserved);
 
+/**
+ * HAL event type.
+ */
+typedef enum {
+    HAL_EVENT_GENERATE_DEVICE_KEY = 10 // Fired when HAL attempts to generate device keys
+} HAL_Event;
+
+/**
+ * HAL event flags.
+ */
+typedef enum {
+    HAL_EVENT_FLAG_START = 0x01, // Event started
+    HAL_EVENT_FLAG_STOP = 0x02 // Event stopped
+} HAL_Event_Flag;
+
+typedef void(*HAL_Event_Callback)(int event, int flags, void* data);
+
+void HAL_Set_Event_Callback(HAL_Event_Callback callback, void* reserved);
+
 #ifdef __cplusplus
 }
 #endif

hal/inc/hal_dynalib_core.h

@@ -74,11 +74,9 @@ DYNALIB_FN(28, hal_core, HAL_Core_Button_Mirror_Pin, void(uint16_t, InterruptMod
 DYNALIB_FN(29, hal_core, HAL_Core_Button_Mirror_Pin_Disable, void(uint8_t, uint8_t, void*))
 DYNALIB_FN(30, hal_core, HAL_Core_Led_Mirror_Pin, void(uint8_t, pin_t, uint32_t, uint8_t, void*))
 DYNALIB_FN(31, hal_core, HAL_Core_Led_Mirror_Pin_Disable, void(uint8_t, uint8_t, void*))
-DYNALIB_END(hal_core)
-
-
 
+DYNALIB_FN(32, hal_core, HAL_Set_Event_Callback, void(HAL_Event_Callback, void*))
 
+DYNALIB_END(hal_core)
 
 #endif	/* HAL_DYNALIB_CORE_H */
-

hal/inc/wlan_hal.h

@@ -56,8 +56,8 @@ extern uint32_t lastEvent;
           WLAN_SMART_CONFIG_FINISHED,WLAN_SERIAL_CONFIG_DONE,WLAN_CONNECTED,WLAN_DHCP,WLAN_CAN_SHUTDOWN); \
     DEBUG("\r\nSPARK_WLAN_RESET=%d\r\nSPARK_WLAN_SLEEP=%d\r\nSPARK_WLAN_STARTED=%d\r\nSPARK_CLOUD_CONNECT=%d", \
            SPARK_WLAN_RESET,SPARK_WLAN_SLEEP,SPARK_WLAN_STARTED,SPARK_CLOUD_CONNECT); \
-    DEBUG("\r\nSPARK_CLOUD_SOCKETED=%d\r\nSPARK_CLOUD_CONNECTED=%d\r\nSPARK_FLASH_UPDATE=%d\r\nSPARK_LED_FADE=%d\r\n", \
-           SPARK_CLOUD_SOCKETED,SPARK_CLOUD_CONNECTED,SPARK_FLASH_UPDATE,SPARK_LED_FADE); \
+    DEBUG("\r\nSPARK_CLOUD_SOCKETED=%d\r\nSPARK_CLOUD_CONNECTED=%d\r\nSPARK_FLASH_UPDATE=%d\r\n", \
+           SPARK_CLOUD_SOCKETED,SPARK_CLOUD_CONNECTED,SPARK_FLASH_UPDATE); \
  } while(0)
 
 #define ON_EVENT_DELTA()  do { if (lastEvent != 0) { uint32_t l; GET_LAST_EVENT(l); DEBUG("\r\nAsyncEvent 0x%04x", l); DUMP_STATE();}} while(0)

hal/shared/hal_event.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2016 Particle Industries, Inc.  All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HAL_EVENT_H
+#define HAL_EVENT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "core_hal.h"
+
+// Generates HAL event. See HAL_Event enum for the list of defined events
+void hal_notify_event(int event, int flags, void* data);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // HAL_EVENT_H

hal/src/gcc/core_hal.cpp

@@ -445,3 +445,15 @@ void HAL_Core_Button_Mirror_Pin_Disable(uint8_t bootloader, uint8_t button, void
 void HAL_Core_Button_Mirror_Pin(uint16_t pin, InterruptMode mode, uint8_t bootloader, uint8_t button, void *reserved)
 {
 }
+
+static HAL_Event_Callback eventCallback = nullptr;
+
+void HAL_Set_Event_Callback(HAL_Event_Callback callback, void* reserved) {
+    eventCallback = callback;
+}
+
+void hal_notify_event(int event, int flags, void* data) {
+    if (eventCallback) {
+        eventCallback(event, flags, data);
+    }
+}

hal/src/photon/wiced.sh

@@ -37,4 +37,11 @@ update lib $PHOTON_WICED_REPO_PATH/build/demo_soft_ap-BCM9WCDUSI09-FreeRTOS-LwIP
 update lib/FreeRTOS $PHOTON_WICED_REPO_PATH/build/demo_soft_ap-BCM9WCDUSI14-FreeRTOS-LwIP-SDIO/libraries
 update lib/FreeRTOS $PHOTON_WICED_REPO_PATH/build/demo_soft_ap-BCM9WCDUSI09-FreeRTOS-LwIP-SDIO/libraries
 
+# Bootloader optimized build
+pushd $PHOTON_WICED_REPO_PATH
+# We have to clean anyway, otherwise PARTICLE_FLASH_SPACE_OPTIMIZE=y will not take effect
+./make clean
+./make demo.soft_ap-BCM9WCDUSI09-FreeRTOS-LwIP-SDIO $OPTS PARTICLE_FLASH_SPACE_OPTIMIZE=y
+popd
 
+cp $PHOTON_WICED_REPO_PATH/build/demo_soft_ap-BCM9WCDUSI09-FreeRTOS-LwIP-SDIO/libraries/STM32F2xx.a lib/FreeRTOS/STM32F2xx_bootloader.a

hal/src/stm32/hal_event.cpp

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2016 Particle Industries, Inc.  All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "hal_event.h"
+
+namespace {
+
+HAL_Event_Callback eventCallback = nullptr;
+
+}
+
+void HAL_Set_Event_Callback(HAL_Event_Callback callback, void* reserved) {
+    eventCallback = callback;
+}
+
+void hal_notify_event(int event, int flags, void* data) {
+    if (eventCallback) {
+        eventCallback(event, flags, data);
+    }
+}