From 86dab3f7e9ce5880eb7f5eb340110735e8ace54f Mon Sep 17 00:00:00 2001
From: kkitayam <45088311+kkitayam@users.noreply.github.com>
Date: Sat, 27 Mar 2021 20:22:32 +0900
Subject: [PATCH] added configurations for RX63X

---
 .../cdc_msc_freertos/src/FreeRTOSConfig.h     | 12 ++++++++++++
 .../cdc_msc_freertos/src/freertos_hook.c      | 19 +++++++++++++++++++
 examples/device/cdc_msc_freertos/src/main.c   |  4 +++-
 .../src/FreeRTOSConfig.h                      | 12 ++++++++++++
 .../src/freertos_hook.c                       | 19 +++++++++++++++++++
 .../device/hid_composite_freertos/src/main.c  |  4 +++-
 6 files changed, 68 insertions(+), 2 deletions(-)

diff --git a/examples/device/cdc_msc_freertos/src/FreeRTOSConfig.h b/examples/device/cdc_msc_freertos/src/FreeRTOSConfig.h
index 7b2b93d7b..b76d59706 100644
--- a/examples/device/cdc_msc_freertos/src/FreeRTOSConfig.h
+++ b/examples/device/cdc_msc_freertos/src/FreeRTOSConfig.h
@@ -132,6 +132,16 @@ extern uint32_t SystemCoreClock;
   #define configASSERT( x )
 #endif
 
+#ifdef __RX__
+/* Renesas RX series */
+#define vSoftwareInterruptISR					INT_Excep_ICU_SWINT
+#define vTickISR								INT_Excep_CMT0_CMI0
+#define configPERIPHERAL_CLOCK_HZ				(configCPU_CLOCK_HZ/2)
+#define configKERNEL_INTERRUPT_PRIORITY			1
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
+
+#else
+
 /* FreeRTOS hooks to NVIC vectors */
 #define xPortPendSVHandler    PendSV_Handler
 #define xPortSysTickHandler   SysTick_Handler
@@ -164,4 +174,6 @@ to all Cortex-M ports, and do not rely on any particular library functions. */
 See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
 #define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
 
+#endif
+
 #endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/cdc_msc_freertos/src/freertos_hook.c b/examples/device/cdc_msc_freertos/src/freertos_hook.c
index df15a8de7..273ad46e6 100644
--- a/examples/device/cdc_msc_freertos/src/freertos_hook.c
+++ b/examples/device/cdc_msc_freertos/src/freertos_hook.c
@@ -93,3 +93,22 @@ void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, Stack
     configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
   *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
 }
+
+#if CFG_TUSB_MCU == OPT_MCU_RX63X
+#include "iodefine.h"
+void vApplicationSetupTimerInterrupt(void)
+{
+  /* Enable CMT0 */
+  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
+  MSTP(CMT0)       = 0;
+  SYSTEM.PRCR.WORD = (0xA5u<<8);
+
+  CMT0.CMCNT      = 0;
+  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
+  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
+  IR(CMT0, CMI0)  = 0;
+  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
+  IEN(CMT0, CMI0) = 1;
+  CMT.CMSTR0.BIT.STR0 = 1;
+}
+#endif
diff --git a/examples/device/cdc_msc_freertos/src/main.c b/examples/device/cdc_msc_freertos/src/main.c
index 5779b7d45..abb95f4f3 100644
--- a/examples/device/cdc_msc_freertos/src/main.c
+++ b/examples/device/cdc_msc_freertos/src/main.c
@@ -97,9 +97,11 @@ int main(void)
   // skip starting scheduler (and return) for ESP32-S2
 #if CFG_TUSB_MCU != OPT_MCU_ESP32S2
   vTaskStartScheduler();
+#if CFG_TUSB_MCU != OPT_MCU_RX63X
   NVIC_SystemReset();
-  return 0;
 #endif
+#endif
+  return 0;
 }
 
 #if CFG_TUSB_MCU == OPT_MCU_ESP32S2
diff --git a/examples/device/hid_composite_freertos/src/FreeRTOSConfig.h b/examples/device/hid_composite_freertos/src/FreeRTOSConfig.h
index 7b2b93d7b..b76d59706 100644
--- a/examples/device/hid_composite_freertos/src/FreeRTOSConfig.h
+++ b/examples/device/hid_composite_freertos/src/FreeRTOSConfig.h
@@ -132,6 +132,16 @@ extern uint32_t SystemCoreClock;
   #define configASSERT( x )
 #endif
 
+#ifdef __RX__
+/* Renesas RX series */
+#define vSoftwareInterruptISR					INT_Excep_ICU_SWINT
+#define vTickISR								INT_Excep_CMT0_CMI0
+#define configPERIPHERAL_CLOCK_HZ				(configCPU_CLOCK_HZ/2)
+#define configKERNEL_INTERRUPT_PRIORITY			1
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY	4
+
+#else
+
 /* FreeRTOS hooks to NVIC vectors */
 #define xPortPendSVHandler    PendSV_Handler
 #define xPortSysTickHandler   SysTick_Handler
@@ -164,4 +174,6 @@ to all Cortex-M ports, and do not rely on any particular library functions. */
 See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
 #define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
 
+#endif
+
 #endif /* __FREERTOS_CONFIG__H */
diff --git a/examples/device/hid_composite_freertos/src/freertos_hook.c b/examples/device/hid_composite_freertos/src/freertos_hook.c
index df15a8de7..273ad46e6 100644
--- a/examples/device/hid_composite_freertos/src/freertos_hook.c
+++ b/examples/device/hid_composite_freertos/src/freertos_hook.c
@@ -93,3 +93,22 @@ void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, Stack
     configTIMER_TASK_STACK_DEPTH is specified in words, not bytes. */
   *pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
 }
+
+#if CFG_TUSB_MCU == OPT_MCU_RX63X
+#include "iodefine.h"
+void vApplicationSetupTimerInterrupt(void)
+{
+  /* Enable CMT0 */
+  SYSTEM.PRCR.WORD = (0xA5u<<8) | TU_BIT(1);
+  MSTP(CMT0)       = 0;
+  SYSTEM.PRCR.WORD = (0xA5u<<8);
+
+  CMT0.CMCNT      = 0;
+  CMT0.CMCOR      = (unsigned short)(((configPERIPHERAL_CLOCK_HZ/configTICK_RATE_HZ)-1)/128);
+  CMT0.CMCR.WORD  = TU_BIT(6) | 2;
+  IR(CMT0, CMI0)  = 0;
+  IPR(CMT0, CMI0) = configKERNEL_INTERRUPT_PRIORITY;
+  IEN(CMT0, CMI0) = 1;
+  CMT.CMSTR0.BIT.STR0 = 1;
+}
+#endif
diff --git a/examples/device/hid_composite_freertos/src/main.c b/examples/device/hid_composite_freertos/src/main.c
index 79dc2ec69..1b42cee40 100644
--- a/examples/device/hid_composite_freertos/src/main.c
+++ b/examples/device/hid_composite_freertos/src/main.c
@@ -98,9 +98,11 @@ int main(void)
   // skip starting scheduler (and return) for ESP32-S2
 #if CFG_TUSB_MCU != OPT_MCU_ESP32S2
   vTaskStartScheduler();
+#if CFG_TUSB_MCU != OPT_MCU_RX63X
   NVIC_SystemReset();
-  return 0;
 #endif
+#endif
+  return 0;
 }
 
 #if CFG_TUSB_MCU == OPT_MCU_ESP32S2