add ch32v307 risc-v support,IDE is MounRiver Studio

arch/risc-v/risc-v3a/rv32i/gcc/port.h

@@ -0,0 +1,94 @@
+/*----------------------------------------------------------------------------
+ * Tencent is pleased to support the open source community by making TencentOS
+ * available.
+ *
+ * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ * If you have downloaded a copy of the TencentOS binary from Tencent, please
+ * note that the TencentOS binary is licensed under the BSD 3-Clause License.
+ *
+ * If you have downloaded a copy of the TencentOS source code from Tencent,
+ * please note that TencentOS source code is licensed under the BSD 3-Clause
+ * License, except for the third-party components listed below which are
+ * subject to different license terms. Your integration of TencentOS into your
+ * own projects may require compliance with the BSD 3-Clause License, as well
+ * as the other licenses applicable to the third-party components included
+ * within TencentOS.
+ *---------------------------------------------------------------------------*/
+
+#ifndef _PORT_H_
+#define _PORT_H_
+
+#ifndef __ASSEMBLER__
+
+
+/* defined by wch */
+#define GET_INT_SP()  {asm("mv t0, sp");asm("lw sp, k_irq_stk_top");asm("sw t0,0(sp)");}
+#define FREE_INT_SP() {asm("lw sp,0(sp)");}
+__PORT__ void       sw_clearpend(void);
+
+
+
+__PORT__ void       port_int_disable(void);                      //at port.s
+
+__PORT__ void       port_int_enable(void);                       //at port.s
+
+/* risc-v <20><>cpsr<73><72><EFBFBD>˺<EFBFBD><CBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD>ȡmstatus,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>MIE  */
+__PORT__ cpu_cpsr_t port_cpsr_save(void);                         //at port.s
+
+/* risc-v <20><>cpsr,<2C>˺<EFBFBD><CBBA><EFBFBD><EFBFBD><EFBFBD>mstatus<75><73>ֵ   */
+__PORT__ void       port_cpsr_restore(cpu_cpsr_t cpsr);           //at port.s
+
+
+__PORT__ void       port_cpu_reset(void);                         //at port.c
+
+__PORT__ void       port_sched_start(void) __NO_RETURN__;         //at port.s
+
+__PORT__ void       port_context_switch(void);                    //at port.c
+
+__PORT__ void       port_irq_context_switch(void);                //at port.c
+
+__PORT__ void       port_systick_config(uint32_t cycle_per_tick); //at port.c
+
+__PORT__ void       port_systick_priority_set(uint32_t prio);     //at port.c
+
+__PORT__ void       port_cpu_init();                              //at port.c
+
+
+
+#if TOS_CFG_TICKLESS_EN > 0u
+
+__PORT__ void       port_systick_resume(void);
+
+__PORT__ void       port_systick_suspend(void);
+
+__PORT__ void       port_systick_reload(uint32_t cycle_per_tick);
+
+__PORT__ void       port_systick_pending_reset(void);
+
+__PORT__ k_time_t   port_systick_max_delay_millisecond(void);
+
+#endif
+
+#if TOS_CFG_PWR_MGR_EN > 0u
+
+__PORT__ void       port_sleep_mode_enter(void);
+
+__PORT__ void       port_stop_mode_enter(void);
+
+__PORT__ void       port_standby_mode_enter(void);
+
+#endif
+
+
+#if TOS_CFG_FAULT_BACKTRACE_EN > 0u
+__PORT__ void       HardFault_Handler(void);
+
+__PORT__ void       port_fault_diagnosis(void);
+#endif
+
+#endif /* __ASSEMBLER__ */
+
+
+#define REGBYTES    4
+
+#endif /* _PORT_H_ */