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rt-thread-official
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add libcpu/risc-v/rv64 (#8511)

This commit is contained in:
flyingcys 2024-01-28 13:39:39 +08:00 committed by GitHub
parent b3da34b784
commit 3f41bd95d1
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
33 changed files with 2055 additions and 760 deletions
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61
bsp/juicevm/.config Executable file → Normal file
View File

@ -9,8 +9,10 @@
CONFIG_RT_NAME_MAX=8
# CONFIG_RT_USING_ARCH_DATA_TYPE is not set
# CONFIG_RT_USING_SMART is not set
# CONFIG_RT_USING_NANO is not set
# CONFIG_RT_USING_AMP is not set
# CONFIG_RT_USING_SMP is not set
CONFIG_RT_CPUS_NR=1
CONFIG_RT_ALIGN_SIZE=8
# CONFIG_RT_THREAD_PRIORITY_8 is not set
CONFIG_RT_THREAD_PRIORITY_32=y
@ -20,6 +22,7 @@ CONFIG_RT_TICK_PER_SECOND=100
CONFIG_RT_USING_OVERFLOW_CHECK=y
CONFIG_RT_USING_HOOK=y
CONFIG_RT_HOOK_USING_FUNC_PTR=y
# CONFIG_RT_USING_HOOKLIST is not set
CONFIG_RT_USING_IDLE_HOOK=y
CONFIG_RT_IDLE_HOOK_LIST_SIZE=4
CONFIG_IDLE_THREAD_STACK_SIZE=1024
@ -35,7 +38,7 @@ CONFIG_RT_KPRINTF_USING_LONGLONG=y
CONFIG_RT_USING_DEBUG=y
CONFIG_RT_DEBUGING_COLOR=y
CONFIG_RT_DEBUGING_CONTEXT=y
# CONFIG_RT_DEBUGING_INIT is not set
# CONFIG_RT_DEBUGING_AUTO_INIT is not set
#
# Inter-Thread communication
@ -63,19 +66,16 @@ CONFIG_RT_USING_SMALL_MEM_AS_HEAP=y
# CONFIG_RT_USING_MEMTRACE is not set
# CONFIG_RT_USING_HEAP_ISR is not set
CONFIG_RT_USING_HEAP=y
#
# Kernel Device Object
#
CONFIG_RT_USING_DEVICE=y
# CONFIG_RT_USING_DEVICE_OPS is not set
# CONFIG_RT_USING_DM is not set
# CONFIG_RT_USING_INTERRUPT_INFO is not set
# CONFIG_RT_USING_THREDSAFE_PRINTF is not set
CONFIG_RT_USING_CONSOLE=y
CONFIG_RT_CONSOLEBUF_SIZE=128
CONFIG_RT_CONSOLE_DEVICE_NAME="uart0"
CONFIG_RT_VER_NUM=0x50002
CONFIG_RT_VER_NUM=0x50100
# CONFIG_RT_USING_STDC_ATOMIC is not set
CONFIG_RT_BACKTRACE_LEVEL_MAX_NR=32
CONFIG_ARCH_CPU_64BIT=y
# CONFIG_RT_USING_CACHE is not set
# CONFIG_RT_USING_HW_ATOMIC is not set
@ -134,6 +134,7 @@ CONFIG_DFS_FILESYSTEM_TYPES_MAX=4
#
# Device Drivers
#
# CONFIG_RT_USING_DM is not set
CONFIG_RT_USING_DEVICE_IPC=y
CONFIG_RT_UNAMED_PIPE_NUMBER=64
# CONFIG_RT_USING_SYSTEM_WORKQUEUE is not set
@ -157,7 +158,6 @@ CONFIG_RT_SERIAL_RB_BUFSZ=64
# CONFIG_RT_USING_MTD_NOR is not set
# CONFIG_RT_USING_MTD_NAND is not set
# CONFIG_RT_USING_PM is not set
# CONFIG_RT_USING_FDT is not set
CONFIG_RT_USING_RTC=y
# CONFIG_RT_USING_ALARM is not set
# CONFIG_RT_USING_SOFT_RTC is not set
@ -240,6 +240,12 @@ CONFIG_RT_USING_POSIX_FS=y
# CONFIG_RT_USING_LWIP is not set
# CONFIG_RT_USING_AT is not set
#
# Memory protection
#
# CONFIG_RT_USING_MEM_PROTECTION is not set
# CONFIG_RT_USING_HW_STACK_GUARD is not set
#
# Utilities
#
@ -317,6 +323,21 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
#
# CONFIG_PKG_USING_WLAN_WICED is not set
# CONFIG_PKG_USING_RW007 is not set
#
# CYW43012 WiFi
#
# CONFIG_PKG_USING_WLAN_CYW43012 is not set
#
# BL808 WiFi
#
# CONFIG_PKG_USING_WLAN_BL808 is not set
#
# CYW43439 WiFi
#
# CONFIG_PKG_USING_WLAN_CYW43439 is not set
# CONFIG_PKG_USING_COAP is not set
# CONFIG_PKG_USING_NOPOLL is not set
# CONFIG_PKG_USING_NETUTILS is not set
@ -338,7 +359,6 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_JIOT-C-SDK is not set
# CONFIG_PKG_USING_UCLOUD_IOT_SDK is not set
# CONFIG_PKG_USING_JOYLINK is not set
# CONFIG_PKG_USING_EZ_IOT_OS is not set
# CONFIG_PKG_USING_IOTSHARP_SDK is not set
# CONFIG_PKG_USING_NIMBLE is not set
# CONFIG_PKG_USING_LLSYNC_SDK_ADAPTER is not set
@ -359,6 +379,7 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_NMEALIB is not set
# CONFIG_PKG_USING_PDULIB is not set
# CONFIG_PKG_USING_BTSTACK is not set
# CONFIG_PKG_USING_BT_CYW43012 is not set
# CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
# CONFIG_PKG_USING_WAYZ_IOTKIT is not set
# CONFIG_PKG_USING_MAVLINK is not set
@ -378,6 +399,8 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_ZFTP is not set
# CONFIG_PKG_USING_WOL is not set
# CONFIG_PKG_USING_ZEPHYR_POLLING is not set
# CONFIG_PKG_USING_MATTER_ADAPTATION_LAYER is not set
# CONFIG_PKG_USING_LHC_MODBUS is not set
#
# security packages
@ -486,7 +509,6 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# LVGL: powerful and easy-to-use embedded GUI library
#
# CONFIG_PKG_USING_LVGL is not set
# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
# CONFIG_PKG_USING_LV_MUSIC_DEMO is not set
# CONFIG_PKG_USING_GUI_GUIDER_DEMO is not set
@ -561,6 +583,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_HASH_MATCH is not set
# CONFIG_PKG_USING_ARMV7M_DWT_TOOL is not set
# CONFIG_PKG_USING_VOFA_PLUS is not set
# CONFIG_PKG_USING_ZDEBUG is not set
#
# system packages
@ -597,6 +620,8 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_UC_COMMON is not set
# CONFIG_PKG_USING_UC_MODBUS is not set
# CONFIG_PKG_USING_FREERTOS_WRAPPER is not set
# CONFIG_PKG_USING_LITEOS_SDK is not set
# CONFIG_PKG_USING_TZ_DATABASE is not set
# CONFIG_PKG_USING_CAIRO is not set
# CONFIG_PKG_USING_PIXMAN is not set
# CONFIG_PKG_USING_PARTITION is not set
@ -620,6 +645,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_QBOOT is not set
# CONFIG_PKG_USING_PPOOL is not set
# CONFIG_PKG_USING_OPENAMP is not set
# CONFIG_PKG_USING_RPMSG_LITE is not set
# CONFIG_PKG_USING_LPM is not set
# CONFIG_PKG_USING_TLSF is not set
# CONFIG_PKG_USING_EVENT_RECORDER is not set
@ -633,6 +659,11 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_AGILE_UPGRADE is not set
# CONFIG_PKG_USING_FLASH_BLOB is not set
# CONFIG_PKG_USING_MLIBC is not set
# CONFIG_PKG_USING_TASK_MSG_BUS is not set
# CONFIG_PKG_USING_SFDB is not set
# CONFIG_PKG_USING_RTP is not set
# CONFIG_PKG_USING_REB is not set
# CONFIG_PKG_USING_R_RHEALSTONE is not set
#
# peripheral libraries and drivers
@ -697,6 +728,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_BALANCE is not set
# CONFIG_PKG_USING_SHT2X is not set
# CONFIG_PKG_USING_SHT3X is not set
# CONFIG_PKG_USING_SHT4X is not set
# CONFIG_PKG_USING_AD7746 is not set
# CONFIG_PKG_USING_ADT74XX is not set
# CONFIG_PKG_USING_MAX17048 is not set
@ -798,6 +830,10 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_FINGERPRINT is not set
# CONFIG_PKG_USING_BT_ECB02C is not set
# CONFIG_PKG_USING_UAT is not set
# CONFIG_PKG_USING_ST7789 is not set
# CONFIG_PKG_USING_VS1003 is not set
# CONFIG_PKG_USING_X9555 is not set
# CONFIG_PKG_USING_SYSTEM_RUN_LED is not set
# CONFIG_PKG_USING_SPI_TOOLS is not set
#
@ -812,6 +848,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_ULAPACK is not set
# CONFIG_PKG_USING_QUEST is not set
# CONFIG_PKG_USING_NAXOS is not set
# CONFIG_PKG_USING_R_TINYMAIX is not set
#
# Signal Processing and Control Algorithm Packages
@ -858,6 +895,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
# CONFIG_PKG_USING_MINILZO is not set
# CONFIG_PKG_USING_QUICKLZ is not set
# CONFIG_PKG_USING_LZMA is not set
# CONFIG_PKG_USING_RALARAM is not set
# CONFIG_PKG_USING_MULTIBUTTON is not set
# CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
# CONFIG_PKG_USING_CANFESTIVAL is not set
@ -1042,6 +1080,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
#
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_GFX_LIBRARY is not set
# CONFIG_PKG_USING_ARDUINO_U8G2 is not set
# CONFIG_PKG_USING_ARDUINO_TFT_ESPI is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_ST7735 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_SSD1306 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_ILI9341 is not set
@ -1050,6 +1089,7 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
#
# Timing
#
# CONFIG_PKG_USING_ARDUINO_RTCLIB is not set
# CONFIG_PKG_USING_ARDUINO_MSTIMER2 is not set
# CONFIG_PKG_USING_ARDUINO_TICKER is not set
# CONFIG_PKG_USING_ARDUINO_TASKSCHEDULER is not set
@ -1086,7 +1126,6 @@ CONFIG_PKG_MICROPYTHON_VER_NUM=0x99999
#
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_MFRC630 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_SI5351 is not set
# CONFIG_PKG_USING_ARDUINO_RTCLIB is not set
#
# Signal IO

1
bsp/juicevm/.gitignore vendored Normal file
View File

@ -0,0 +1 @@
*.asm

2
bsp/juicevm/board/SConscript
View File

@ -5,6 +5,8 @@ from building import *
cwd = GetCurrentDir()
src = Split('''
board.c
interrupt.c
startup_gcc.S
''')
CPPPATH = [cwd]

0
libcpu/risc-v/juicevm/interrupt.c → bsp/juicevm/board/interrupt.c
View File

0
libcpu/risc-v/juicevm/startup_gcc.S → bsp/juicevm/board/startup_gcc.S
View File

1
bsp/juicevm/link.lds
View File

@ -103,6 +103,7 @@ SECTIONS
. += __STACKSIZE__;
__stack = .;
__rt_rvstack = .;
} > SRAM
.sbss :

19
bsp/juicevm/rtconfig.h
View File

@ -7,6 +7,7 @@
/* RT-Thread Kernel */
#define RT_NAME_MAX 8
#define RT_CPUS_NR 1
#define RT_ALIGN_SIZE 8
#define RT_THREAD_PRIORITY_32
#define RT_THREAD_PRIORITY_MAX 32
@ -39,14 +40,12 @@
#define RT_USING_SMALL_MEM
#define RT_USING_SMALL_MEM_AS_HEAP
#define RT_USING_HEAP
/* Kernel Device Object */
#define RT_USING_DEVICE
#define RT_USING_CONSOLE
#define RT_CONSOLEBUF_SIZE 128
#define RT_CONSOLE_DEVICE_NAME "uart0"
#define RT_VER_NUM 0x50002
#define RT_VER_NUM 0x50100
#define RT_BACKTRACE_LEVEL_MAX_NR 32
#define ARCH_CPU_64BIT
#define ARCH_RISCV
#define ARCH_RISCV64
@ -118,6 +117,9 @@
/* Network */
/* Memory protection */
/* Utilities */
#define RT_USING_ULOG
@ -151,6 +153,15 @@
/* Wiced WiFi */
/* CYW43012 WiFi */
/* BL808 WiFi */
/* CYW43439 WiFi */
/* IoT Cloud */

2
bsp/juicevm/rtconfig.py
View File

@ -2,7 +2,7 @@ import os
# toolchains options
ARCH ='risc-v'
CPU ='juicevm'
CPU ='rv64'
CROSS_TOOL ='gcc'
if os.getenv('RTT_ROOT'):

89
bsp/k210/.config
View File

@ -9,6 +9,7 @@
CONFIG_RT_NAME_MAX=8
# CONFIG_RT_USING_ARCH_DATA_TYPE is not set
# CONFIG_RT_USING_SMART is not set
# CONFIG_RT_USING_NANO is not set
# CONFIG_RT_USING_AMP is not set
CONFIG_RT_USING_SMP=y
CONFIG_RT_CPUS_NR=2
@ -21,6 +22,7 @@ CONFIG_RT_TICK_PER_SECOND=1000
CONFIG_RT_USING_OVERFLOW_CHECK=y
CONFIG_RT_USING_HOOK=y
CONFIG_RT_HOOK_USING_FUNC_PTR=y
# CONFIG_RT_USING_HOOKLIST is not set
CONFIG_RT_USING_IDLE_HOOK=y
CONFIG_RT_IDLE_HOOK_LIST_SIZE=4
CONFIG_IDLE_THREAD_STACK_SIZE=4096
@ -37,7 +39,8 @@ CONFIG_RT_KPRINTF_USING_LONGLONG=y
CONFIG_RT_USING_DEBUG=y
CONFIG_RT_DEBUGING_COLOR=y
CONFIG_RT_DEBUGING_CONTEXT=y
# CONFIG_RT_DEBUGING_INIT is not set
# CONFIG_RT_DEBUGING_AUTO_INIT is not set
# CONFIG_RT_DEBUGING_SPINLOCK is not set
#
# Inter-Thread communication
@ -67,19 +70,16 @@ CONFIG_RT_USING_SLAB_AS_HEAP=y
# CONFIG_RT_USING_MEMTRACE is not set
# CONFIG_RT_USING_HEAP_ISR is not set
CONFIG_RT_USING_HEAP=y
#
# Kernel Device Object
#
CONFIG_RT_USING_DEVICE=y
# CONFIG_RT_USING_DEVICE_OPS is not set
# CONFIG_RT_USING_DM is not set
# CONFIG_RT_USING_INTERRUPT_INFO is not set
# CONFIG_RT_USING_THREDSAFE_PRINTF is not set
CONFIG_RT_USING_CONSOLE=y
CONFIG_RT_CONSOLEBUF_SIZE=128
CONFIG_RT_CONSOLE_DEVICE_NAME="uarths"
CONFIG_RT_VER_NUM=0x50002
CONFIG_RT_VER_NUM=0x50100
# CONFIG_RT_USING_STDC_ATOMIC is not set
CONFIG_RT_BACKTRACE_LEVEL_MAX_NR=32
CONFIG_ARCH_CPU_64BIT=y
# CONFIG_RT_USING_CACHE is not set
CONFIG_RT_USING_HW_ATOMIC=y
@ -151,6 +151,7 @@ CONFIG_RT_DFS_ELM_MAX_SECTOR_SIZE=4096
# CONFIG_RT_DFS_ELM_USE_ERASE is not set
CONFIG_RT_DFS_ELM_REENTRANT=y
CONFIG_RT_DFS_ELM_MUTEX_TIMEOUT=3000
# CONFIG_RT_DFS_ELM_USE_EXFAT is not set
CONFIG_RT_USING_DFS_DEVFS=y
# CONFIG_RT_USING_DFS_ROMFS is not set
# CONFIG_RT_USING_DFS_CROMFS is not set
@ -162,6 +163,7 @@ CONFIG_RT_USING_DFS_DEVFS=y
#
# Device Drivers
#
# CONFIG_RT_USING_DM is not set
CONFIG_RT_USING_DEVICE_IPC=y
CONFIG_RT_UNAMED_PIPE_NUMBER=64
# CONFIG_RT_USING_SYSTEM_WORKQUEUE is not set
@ -185,7 +187,6 @@ CONFIG_RT_USING_PIN=y
# CONFIG_RT_USING_MTD_NOR is not set
# CONFIG_RT_USING_MTD_NAND is not set
# CONFIG_RT_USING_PM is not set
# CONFIG_RT_USING_FDT is not set
# CONFIG_RT_USING_RTC is not set
# CONFIG_RT_USING_SDIO is not set
CONFIG_RT_USING_SPI=y
@ -270,6 +271,12 @@ CONFIG_RT_USING_CPLUSPLUS=y
# CONFIG_RT_USING_LWIP is not set
# CONFIG_RT_USING_AT is not set
#
# Memory protection
#
# CONFIG_RT_USING_MEM_PROTECTION is not set
# CONFIG_RT_USING_HW_STACK_GUARD is not set
#
# Utilities
#
@ -347,6 +354,21 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
#
# CONFIG_PKG_USING_WLAN_WICED is not set
# CONFIG_PKG_USING_RW007 is not set
#
# CYW43012 WiFi
#
# CONFIG_PKG_USING_WLAN_CYW43012 is not set
#
# BL808 WiFi
#
# CONFIG_PKG_USING_WLAN_BL808 is not set
#
# CYW43439 WiFi
#
# CONFIG_PKG_USING_WLAN_CYW43439 is not set
# CONFIG_PKG_USING_COAP is not set
# CONFIG_PKG_USING_NOPOLL is not set
# CONFIG_PKG_USING_NETUTILS is not set
@ -368,7 +390,6 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_JIOT-C-SDK is not set
# CONFIG_PKG_USING_UCLOUD_IOT_SDK is not set
# CONFIG_PKG_USING_JOYLINK is not set
# CONFIG_PKG_USING_EZ_IOT_OS is not set
# CONFIG_PKG_USING_IOTSHARP_SDK is not set
# CONFIG_PKG_USING_NIMBLE is not set
# CONFIG_PKG_USING_LLSYNC_SDK_ADAPTER is not set
@ -389,6 +410,7 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_NMEALIB is not set
# CONFIG_PKG_USING_PDULIB is not set
# CONFIG_PKG_USING_BTSTACK is not set
# CONFIG_PKG_USING_BT_CYW43012 is not set
# CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
# CONFIG_PKG_USING_WAYZ_IOTKIT is not set
# CONFIG_PKG_USING_MAVLINK is not set
@ -408,6 +430,8 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_ZFTP is not set
# CONFIG_PKG_USING_WOL is not set
# CONFIG_PKG_USING_ZEPHYR_POLLING is not set
# CONFIG_PKG_USING_MATTER_ADAPTATION_LAYER is not set
# CONFIG_PKG_USING_LHC_MODBUS is not set
#
# security packages
@ -454,7 +478,6 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# LVGL: powerful and easy-to-use embedded GUI library
#
# CONFIG_PKG_USING_LVGL is not set
# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
# CONFIG_PKG_USING_LV_MUSIC_DEMO is not set
# CONFIG_PKG_USING_GUI_GUIDER_DEMO is not set
@ -529,6 +552,7 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_HASH_MATCH is not set
# CONFIG_PKG_USING_ARMV7M_DWT_TOOL is not set
# CONFIG_PKG_USING_VOFA_PLUS is not set
# CONFIG_PKG_USING_ZDEBUG is not set
#
# system packages
@ -565,6 +589,8 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_UC_COMMON is not set
# CONFIG_PKG_USING_UC_MODBUS is not set
# CONFIG_PKG_USING_FREERTOS_WRAPPER is not set
# CONFIG_PKG_USING_LITEOS_SDK is not set
# CONFIG_PKG_USING_TZ_DATABASE is not set
# CONFIG_PKG_USING_CAIRO is not set
# CONFIG_PKG_USING_PIXMAN is not set
# CONFIG_PKG_USING_PARTITION is not set
@ -588,6 +614,7 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_QBOOT is not set
# CONFIG_PKG_USING_PPOOL is not set
# CONFIG_PKG_USING_OPENAMP is not set
# CONFIG_PKG_USING_RPMSG_LITE is not set
# CONFIG_PKG_USING_LPM is not set
# CONFIG_PKG_USING_TLSF is not set
# CONFIG_PKG_USING_EVENT_RECORDER is not set
@ -601,6 +628,11 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_AGILE_UPGRADE is not set
# CONFIG_PKG_USING_FLASH_BLOB is not set
# CONFIG_PKG_USING_MLIBC is not set
# CONFIG_PKG_USING_TASK_MSG_BUS is not set
# CONFIG_PKG_USING_SFDB is not set
# CONFIG_PKG_USING_RTP is not set
# CONFIG_PKG_USING_REB is not set
# CONFIG_PKG_USING_R_RHEALSTONE is not set
#
# peripheral libraries and drivers
@ -665,6 +697,7 @@ CONFIG_ULOG_BACKEND_USING_CONSOLE=y
# CONFIG_PKG_USING_BALANCE is not set
# CONFIG_PKG_USING_SHT2X is not set
# CONFIG_PKG_USING_SHT3X is not set
# CONFIG_PKG_USING_SHT4X is not set
# CONFIG_PKG_USING_AD7746 is not set
# CONFIG_PKG_USING_ADT74XX is not set
# CONFIG_PKG_USING_MAX17048 is not set
@ -769,6 +802,10 @@ CONFIG_PKG_K210_SDK_VER="latest"
# CONFIG_PKG_USING_FINGERPRINT is not set
# CONFIG_PKG_USING_BT_ECB02C is not set
# CONFIG_PKG_USING_UAT is not set
# CONFIG_PKG_USING_ST7789 is not set
# CONFIG_PKG_USING_VS1003 is not set
# CONFIG_PKG_USING_X9555 is not set
# CONFIG_PKG_USING_SYSTEM_RUN_LED is not set
# CONFIG_PKG_USING_SPI_TOOLS is not set
#
@ -783,6 +820,7 @@ CONFIG_PKG_K210_SDK_VER="latest"
# CONFIG_PKG_USING_ULAPACK is not set
# CONFIG_PKG_USING_QUEST is not set
# CONFIG_PKG_USING_NAXOS is not set
# CONFIG_PKG_USING_R_TINYMAIX is not set
#
# Signal Processing and Control Algorithm Packages
@ -829,6 +867,7 @@ CONFIG_PKG_K210_SDK_VER="latest"
# CONFIG_PKG_USING_MINILZO is not set
# CONFIG_PKG_USING_QUICKLZ is not set
# CONFIG_PKG_USING_LZMA is not set
# CONFIG_PKG_USING_RALARAM is not set
# CONFIG_PKG_USING_MULTIBUTTON is not set
# CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
# CONFIG_PKG_USING_CANFESTIVAL is not set
@ -1013,6 +1052,7 @@ CONFIG_PKG_K210_SDK_VER="latest"
#
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_GFX_LIBRARY is not set
# CONFIG_PKG_USING_ARDUINO_U8G2 is not set
# CONFIG_PKG_USING_ARDUINO_TFT_ESPI is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_ST7735 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_SSD1306 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_ILI9341 is not set
@ -1021,6 +1061,7 @@ CONFIG_PKG_K210_SDK_VER="latest"
#
# Timing
#
# CONFIG_PKG_USING_ARDUINO_RTCLIB is not set
# CONFIG_PKG_USING_ARDUINO_MSTIMER2 is not set
# CONFIG_PKG_USING_ARDUINO_TICKER is not set
# CONFIG_PKG_USING_ARDUINO_TASKSCHEDULER is not set
@ -1057,7 +1098,6 @@ CONFIG_PKG_K210_SDK_VER="latest"
#
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_MFRC630 is not set
# CONFIG_PKG_USING_ARDUINO_ADAFRUIT_SI5351 is not set
# CONFIG_PKG_USING_ARDUINO_RTCLIB is not set
#
# Signal IO
@ -1091,30 +1131,7 @@ CONFIG_BSP_UART1_RXD_PIN=21
# CONFIG_BSP_USING_UART2 is not set
# CONFIG_BSP_USING_UART3 is not set
# CONFIG_BSP_USING_I2C1 is not set
CONFIG_BSP_USING_SPI1=y
# CONFIG_BSP_USING_SPI1_AS_QSPI is not set
CONFIG_BSP_SPI1_CLK_PIN=27
CONFIG_BSP_SPI1_D0_PIN=28
CONFIG_BSP_SPI1_D1_PIN=26
CONFIG_BSP_SPI1_USING_SS0=y
CONFIG_BSP_SPI1_SS0_PIN=29
# CONFIG_BSP_SPI1_USING_SS1 is not set
# CONFIG_BSP_SPI1_USING_SS2 is not set
# CONFIG_BSP_SPI1_USING_SS3 is not set
CONFIG_BSP_USING_LCD=y
CONFIG_BSP_LCD_CS_PIN=36
CONFIG_BSP_LCD_WR_PIN=39
CONFIG_BSP_LCD_DC_PIN=38
CONFIG_BSP_LCD_RST_PIN=37
CONFIG_BSP_LCD_BACKLIGHT_PIN=-1
CONFIG_BSP_LCD_BACKLIGHT_ACTIVE_LOW=y
# CONFIG_BSP_LCD_BACKLIGHT_ACTIVE_HIGH is not set
CONFIG_BSP_LCD_CLK_FREQ=15000000
# CONFIG_BSP_BOARD_KD233 is not set
CONFIG_BSP_BOARD_K210_OPENMV_TEST=y
# CONFIG_BSP_BOARD_K210_DRACO is not set
# CONFIG_BSP_BOARD_USER is not set
CONFIG_BSP_LCD_X_MAX=240
CONFIG_BSP_LCD_Y_MAX=320
# CONFIG_BSP_USING_SPI1 is not set
# CONFIG_BSP_USING_LCD is not set
# CONFIG_BSP_USING_CAMERA is not set
CONFIG___STACKSIZE__=4096

9
bsp/k210/board/SConscript Executable file
View File

@ -0,0 +1,9 @@
from building import *
cwd = GetCurrentDir()
src = Glob('*.c') + Glob('*.cpp') + Glob('*.S')
CPPPATH = [cwd]
group = DefineGroup('board', src, depend = [''], CPPPATH = CPPPATH)
Return('group')

0
bsp/k210/drivers/board.c → bsp/k210/board/board.c Normal file → Executable file
View File

0
bsp/k210/drivers/board.h → bsp/k210/board/board.h Normal file → Executable file
View File

0
libcpu/risc-v/k210/cpuport_smp.c → bsp/k210/board/cpuport_smp.c Normal file → Executable file
View File

0
bsp/k210/drivers/heap.c → bsp/k210/board/heap.c Normal file → Executable file
View File

250
bsp/k210/board/interrupt.c Executable file
View File

@ -0,0 +1,250 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018/10/01 Bernard The first version
* 2018/12/27 Jesven Change irq enable/disable to cpu0
*/
#include <rtthread.h>
#include "tick.h"
#include <plic.h>
#include <clint.h>
#include <interrupt.h>
#define CPU_NUM 2
#define MAX_HANDLERS IRQN_MAX
static struct rt_irq_desc irq_desc[MAX_HANDLERS];
static rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector, void *param)
{
rt_kprintf("UN-handled interrupt %d occurred!!!\n", vector);
return RT_NULL;
}
int rt_hw_clint_ipi_enable(void)
{
/* Set the Machine-Software bit in MIE */
set_csr(mie, MIP_MSIP);
return 0;
}
int rt_hw_clint_ipi_disable(void)
{
/* Clear the Machine-Software bit in MIE */
clear_csr(mie, MIP_MSIP);
return 0;
}
int rt_hw_plic_irq_enable(plic_irq_t irq_number)
{
unsigned long core_id = 0;
/* Check parameters */
if (PLIC_NUM_SOURCES < irq_number || 0 > irq_number)
return -1;
/* Get current enable bit array by IRQ number */
uint32_t current = plic->target_enables.target[core_id].enable[irq_number / 32];
/* Set enable bit in enable bit array */
current |= (uint32_t)1 << (irq_number % 32);
/* Write back the enable bit array */
plic->target_enables.target[core_id].enable[irq_number / 32] = current;
return 0;
}
int rt_hw_plic_irq_disable(plic_irq_t irq_number)
{
unsigned long core_id = 0;
/* Check parameters */
if (PLIC_NUM_SOURCES < irq_number || 0 > irq_number)
return -1;
/* Get current enable bit array by IRQ number */
uint32_t current = plic->target_enables.target[core_id].enable[irq_number / 32];
/* Clear enable bit in enable bit array */
current &= ~((uint32_t)1 << (irq_number % 32));
/* Write back the enable bit array */
plic->target_enables.target[core_id].enable[irq_number / 32] = current;
return 0;
}
/**
* This function will initialize hardware interrupt
*/
void rt_hw_interrupt_init(void)
{
int idx;
int cpuid;
cpuid = current_coreid();
/* Disable all interrupts for the current core. */
for (idx = 0; idx < ((PLIC_NUM_SOURCES + 32u) / 32u); idx ++)
plic->target_enables.target[cpuid].enable[idx] = 0;
/* Set priorities to zero. */
for (idx = 0; idx < PLIC_NUM_SOURCES; idx++)
plic->source_priorities.priority[idx] = 0;
/* Set the threshold to zero. */
plic->targets.target[cpuid].priority_threshold = 0;
/* init exceptions table */
for (idx = 0; idx < MAX_HANDLERS; idx++)
{
rt_hw_interrupt_mask(idx);
irq_desc[idx].handler = (rt_isr_handler_t)rt_hw_interrupt_handle;
irq_desc[idx].param = RT_NULL;
#ifdef RT_USING_INTERRUPT_INFO
rt_snprintf(irq_desc[idx].name, RT_NAME_MAX - 1, "default");
irq_desc[idx].counter = 0;
#endif
}
/* Enable machine external interrupts. */
set_csr(mie, MIP_MEIP);
}
void rt_hw_scondary_interrupt_init(void)
{
int idx;
int cpuid;
cpuid = current_coreid();
/* Disable all interrupts for the current core. */
for (idx = 0; idx < ((PLIC_NUM_SOURCES + 32u) / 32u); idx ++)
plic->target_enables.target[cpuid].enable[idx] = 0;
/* Set the threshold to zero. */
plic->targets.target[cpuid].priority_threshold = 0;
/* Enable machine external interrupts. */
set_csr(mie, MIP_MEIP);
}
/**
* This function will mask a interrupt.
* @param vector the interrupt number
*/
void rt_hw_interrupt_mask(int vector)
{
rt_hw_plic_irq_disable(vector);
}
/**
* This function will un-mask a interrupt.
* @param vector the interrupt number
*/
void rt_hw_interrupt_umask(int vector)
{
plic_set_priority(vector, 1);
rt_hw_plic_irq_enable(vector);
}
/**
* This function will install a interrupt service routine to a interrupt.
* @param vector the interrupt number
* @param new_handler the interrupt service routine to be installed
* @param old_handler the old interrupt service routine
*/
rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
void *param, const char *name)
{
rt_isr_handler_t old_handler = RT_NULL;
if(vector < MAX_HANDLERS)
{
old_handler = irq_desc[vector].handler;
if (handler != RT_NULL)
{
irq_desc[vector].handler = (rt_isr_handler_t)handler;
irq_desc[vector].param = param;
#ifdef RT_USING_INTERRUPT_INFO
rt_snprintf(irq_desc[vector].name, RT_NAME_MAX - 1, "%s", name);
irq_desc[vector].counter = 0;
#endif
}
}
return old_handler;
}
static void plic_irq_handle(plic_irq_t irq)
{
plic_instance_t (*plic_instance)[IRQN_MAX] = plic_get_instance();
if (plic_instance[0][irq].callback)
{
plic_instance[0][irq].callback(
plic_instance[0][irq].ctx);
}
else if (plic_instance[1][irq].callback)
{
plic_instance[1][irq].callback(
plic_instance[1][irq].ctx);
}
}
void rt_hw_soft_irq_isr(void)
{
uint64_t core_id = current_coreid();
clint_ipi_clear(core_id);
rt_schedule();
}
void rt_hw_irq_isr(void)
{
/*
* After the highest-priority pending interrupt is claimed by a target
* and the corresponding IP bit is cleared, other lower-priority
* pending interrupts might then become visible to the target, and so
* the PLIC EIP bit might not be cleared after a claim. The interrupt
* handler can check the local meip/heip/seip/ueip bits before exiting
* the handler, to allow more efficient service of other interrupts
* without first restoring the interrupted context and taking another
* interrupt trap.
*/
if (read_csr(mip) & MIP_MEIP)
{
/* Get current core id */
uint64_t core_id = current_coreid();
/* Get primitive interrupt enable flag */
uint64_t ie_flag = read_csr(mie);
/* Get current IRQ num */
uint32_t int_num = plic->targets.target[core_id].claim_complete;
/* Get primitive IRQ threshold */
uint32_t int_threshold = plic->targets.target[core_id].priority_threshold;
/* Set new IRQ threshold = current IRQ threshold */
plic->targets.target[core_id].priority_threshold = plic->source_priorities.priority[int_num];
/* Disable software interrupt and timer interrupt */
clear_csr(mie, MIP_MTIP | MIP_MSIP);
if (irq_desc[int_num].handler == (rt_isr_handler_t)rt_hw_interrupt_handle)
{
/* default handler, route to kendryte bsp plic driver */
plic_irq_handle(int_num);
}
else if (irq_desc[int_num].handler)
{
irq_desc[int_num].handler(int_num, irq_desc[int_num].param);
}
/* Perform IRQ complete */
plic->targets.target[core_id].claim_complete = int_num;
/* Set MPIE and MPP flag used to MRET instructions restore MIE flag */
set_csr(mstatus, MSTATUS_MPIE | MSTATUS_MPP);
/* Restore primitive interrupt enable flag */
write_csr(mie, ie_flag);
/* Restore primitive IRQ threshold */
plic->targets.target[core_id].priority_threshold = int_threshold;
}
}

0
libcpu/risc-v/k210/startup_gcc.S → bsp/k210/board/startup_gcc.S Normal file → Executable file
View File

3
libcpu/risc-v/k210/tick.c → bsp/k210/board/tick.c Normal file → Executable file
View File

@ -16,7 +16,8 @@
#include <sysctl.h>
static volatile unsigned long tick_cycles = 0;
int tick_isr(void)
int rt_hw_tick_isr(void)
{
uint64_t core_id = current_coreid();

0
libcpu/risc-v/k210/tick.h → bsp/k210/board/tick.h Normal file → Executable file
View File

4
bsp/k210/drivers/SConscript
View File

@ -4,11 +4,8 @@ from building import *
cwd = GetCurrentDir()
src = Split('''
board.c
heap.c
drv_uart.c
drv_io_config.c
drv_interrupt.c
dmalock.c
''')
CPPPATH = [cwd]
@ -19,6 +16,7 @@ if GetDepend('RT_USING_PIN'):
if GetDepend('BSP_USING_LCD'):
src += ['drv_lcd.c']
src += ['drv_mpylcd.c']
src += ['test/lcd_test.c']
if GetDepend('RT_USING_HWTIMER'):
src += ['drv_hw_timer.c']

27
bsp/k210/drivers/drv_interrupt.c
View File

@ -1,27 +0,0 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 ZYH first version
*/
#include <plic.h>
void plic_irq_handle(plic_irq_t irq)
{
plic_instance_t (*plic_instance)[IRQN_MAX] = plic_get_instance();
if (plic_instance[0][irq].callback)
{
plic_instance[0][irq].callback(
plic_instance[0][irq].ctx);
}
else if (plic_instance[1][irq].callback)
{
plic_instance[1][irq].callback(
plic_instance[1][irq].ctx);
}
}

0
bsp/k210/applications/lcd_test.c → bsp/k210/drivers/test/lcd_test.c Normal file → Executable file
View File

35
bsp/k210/rtconfig.h
View File

@ -45,14 +45,12 @@
#define RT_MEMHEAP_FAST_MODE
#define RT_USING_SLAB_AS_HEAP
#define RT_USING_HEAP
/* Kernel Device Object */
#define RT_USING_DEVICE
#define RT_USING_CONSOLE
#define RT_CONSOLEBUF_SIZE 128
#define RT_CONSOLE_DEVICE_NAME "uarths"
#define RT_VER_NUM 0x50002
#define RT_VER_NUM 0x50100
#define RT_BACKTRACE_LEVEL_MAX_NR 32
#define ARCH_CPU_64BIT
#define RT_USING_HW_ATOMIC
#define ARCH_RISCV
@ -153,6 +151,9 @@
/* Network */
/* Memory protection */
/* Utilities */
#define RT_USING_ULOG
@ -185,6 +186,15 @@
/* Wiced WiFi */
/* CYW43012 WiFi */
/* BL808 WiFi */
/* CYW43439 WiFi */
/* IoT Cloud */
@ -299,23 +309,6 @@
#define BSP_USING_UART1
#define BSP_UART1_TXD_PIN 20
#define BSP_UART1_RXD_PIN 21
#define BSP_USING_SPI1
#define BSP_SPI1_CLK_PIN 27
#define BSP_SPI1_D0_PIN 28
#define BSP_SPI1_D1_PIN 26
#define BSP_SPI1_USING_SS0
#define BSP_SPI1_SS0_PIN 29
#define BSP_USING_LCD
#define BSP_LCD_CS_PIN 36
#define BSP_LCD_WR_PIN 39
#define BSP_LCD_DC_PIN 38
#define BSP_LCD_RST_PIN 37
#define BSP_LCD_BACKLIGHT_PIN -1
#define BSP_LCD_BACKLIGHT_ACTIVE_LOW
#define BSP_LCD_CLK_FREQ 15000000
#define BSP_BOARD_K210_OPENMV_TEST
#define BSP_LCD_X_MAX 240
#define BSP_LCD_Y_MAX 320
#define __STACKSIZE__ 4096
#endif

2
bsp/k210/rtconfig.py
View File

@ -2,7 +2,7 @@ import os
# toolchains options
ARCH ='risc-v'
CPU ='k210'
CPU ='rv64'
CROSS_TOOL ='gcc'
if os.getenv('RTT_ROOT'):

142
libcpu/risc-v/common/interrupt_gcc.S
View File

@ -210,3 +210,145 @@ SW_handler:
addi sp, sp, 32 * FREGBYTES
#endif
mret
.section .text.trap_entry
.align 2
.global trap_entry
trap_entry:
#ifdef ARCH_RISCV_FPU
addi sp, sp, -32 * FREGBYTES
FSTORE f0, 0 * FREGBYTES(sp)
FSTORE f1, 1 * FREGBYTES(sp)
FSTORE f2, 2 * FREGBYTES(sp)
FSTORE f3, 3 * FREGBYTES(sp)
FSTORE f4, 4 * FREGBYTES(sp)
FSTORE f5, 5 * FREGBYTES(sp)
FSTORE f6, 6 * FREGBYTES(sp)
FSTORE f7, 7 * FREGBYTES(sp)
FSTORE f8, 8 * FREGBYTES(sp)
FSTORE f9, 9 * FREGBYTES(sp)
FSTORE f10, 10 * FREGBYTES(sp)
FSTORE f11, 11 * FREGBYTES(sp)
FSTORE f12, 12 * FREGBYTES(sp)
FSTORE f13, 13 * FREGBYTES(sp)
FSTORE f14, 14 * FREGBYTES(sp)
FSTORE f15, 15 * FREGBYTES(sp)
FSTORE f16, 16 * FREGBYTES(sp)
FSTORE f17, 17 * FREGBYTES(sp)
FSTORE f18, 18 * FREGBYTES(sp)
FSTORE f19, 19 * FREGBYTES(sp)
FSTORE f20, 20 * FREGBYTES(sp)
FSTORE f21, 21 * FREGBYTES(sp)
FSTORE f22, 22 * FREGBYTES(sp)
FSTORE f23, 23 * FREGBYTES(sp)
FSTORE f24, 24 * FREGBYTES(sp)
FSTORE f25, 25 * FREGBYTES(sp)
FSTORE f26, 26 * FREGBYTES(sp)
FSTORE f27, 27 * FREGBYTES(sp)
FSTORE f28, 28 * FREGBYTES(sp)
FSTORE f29, 29 * FREGBYTES(sp)
FSTORE f30, 30 * FREGBYTES(sp)
FSTORE f31, 31 * FREGBYTES(sp)
#endif
/* save thread context to thread stack */
#ifndef __riscv_32e
addi sp, sp, -32 * REGBYTES
#else
addi sp, sp, -16 * REGBYTES
#endif
STORE x1, 1 * REGBYTES(sp)
csrr x1, mstatus
STORE x1, 2 * REGBYTES(sp)
csrr x1, mepc
STORE x1, 0 * REGBYTES(sp)
STORE x4, 4 * REGBYTES(sp)
STORE x5, 5 * REGBYTES(sp)
STORE x6, 6 * REGBYTES(sp)
STORE x7, 7 * REGBYTES(sp)
STORE x8, 8 * REGBYTES(sp)
STORE x9, 9 * REGBYTES(sp)
STORE x10, 10 * REGBYTES(sp)
STORE x11, 11 * REGBYTES(sp)
STORE x12, 12 * REGBYTES(sp)
STORE x13, 13 * REGBYTES(sp)
STORE x14, 14 * REGBYTES(sp)
STORE x15, 15 * REGBYTES(sp)
#ifndef __riscv_32e
STORE x16, 16 * REGBYTES(sp)
STORE x17, 17 * REGBYTES(sp)
STORE x18, 18 * REGBYTES(sp)
STORE x19, 19 * REGBYTES(sp)
STORE x20, 20 * REGBYTES(sp)
STORE x21, 21 * REGBYTES(sp)
STORE x22, 22 * REGBYTES(sp)
STORE x23, 23 * REGBYTES(sp)
STORE x24, 24 * REGBYTES(sp)
STORE x25, 25 * REGBYTES(sp)
STORE x26, 26 * REGBYTES(sp)
STORE x27, 27 * REGBYTES(sp)
STORE x28, 28 * REGBYTES(sp)
STORE x29, 29 * REGBYTES(sp)
STORE x30, 30 * REGBYTES(sp)
STORE x31, 31 * REGBYTES(sp)
#endif
/* switch to interrupt stack */
move s0, sp
#ifdef RT_USING_SMP
/* get cpu id */
csrr t0, mhartid
/* switch interrupt stack of current cpu */
la sp, __stack_start__
addi t1, t0, 1
li t2, __STACKSIZE__
mul t1, t1, t2
add sp, sp, t1 /* sp = (cpuid + 1) * __STACKSIZE__ + __stack_start__ */
#endif
/* handle interrupt */
call rt_interrupt_enter
csrr a0, mcause
csrr a1, mepc
mv a2, s0
call handle_trap
call rt_interrupt_leave
#ifdef RT_USING_SMP
/* s0 --> sp */
mv sp, s0
mv a0, s0
call rt_scheduler_do_irq_switch
tail rt_hw_context_switch_exit
#else
/* switch to from_thread stack */
move sp, s0
/* need to switch new thread */
la s0, rt_thread_switch_interrupt_flag
lw s2, 0(s0)
beqz s2, spurious_interrupt
sw zero, 0(s0)
la s0, rt_interrupt_from_thread
LOAD s1, 0(s0)
STORE sp, 0(s1)
la s0, rt_interrupt_to_thread
LOAD s1, 0(s0)
LOAD sp, 0(s1)
#endif
spurious_interrupt:
tail rt_hw_context_switch_exit

88
libcpu/risc-v/juicevm/interrupt_gcc.S
View File

@ -1,88 +0,0 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021/04/24 Juice The first version
*/
#include "cpuport.h"
.section .text.entry
.align 2
.global trap_entry
trap_entry:
/* save thread context to thread stack */
addi sp, sp, -32 * REGBYTES
STORE x1, 1 * REGBYTES(sp)
csrr x1, mstatus
STORE x1, 2 * REGBYTES(sp)
csrr x1, mepc
STORE x1, 0 * REGBYTES(sp)
STORE x4, 4 * REGBYTES(sp)
STORE x5, 5 * REGBYTES(sp)
STORE x6, 6 * REGBYTES(sp)
STORE x7, 7 * REGBYTES(sp)
STORE x8, 8 * REGBYTES(sp)
STORE x9, 9 * REGBYTES(sp)
STORE x10, 10 * REGBYTES(sp)
STORE x11, 11 * REGBYTES(sp)
STORE x12, 12 * REGBYTES(sp)
STORE x13, 13 * REGBYTES(sp)
STORE x14, 14 * REGBYTES(sp)
STORE x15, 15 * REGBYTES(sp)
STORE x16, 16 * REGBYTES(sp)
STORE x17, 17 * REGBYTES(sp)
STORE x18, 18 * REGBYTES(sp)
STORE x19, 19 * REGBYTES(sp)
STORE x20, 20 * REGBYTES(sp)
STORE x21, 21 * REGBYTES(sp)
STORE x22, 22 * REGBYTES(sp)
STORE x23, 23 * REGBYTES(sp)
STORE x24, 24 * REGBYTES(sp)
STORE x25, 25 * REGBYTES(sp)
STORE x26, 26 * REGBYTES(sp)
STORE x27, 27 * REGBYTES(sp)
STORE x28, 28 * REGBYTES(sp)
STORE x29, 29 * REGBYTES(sp)
STORE x30, 30 * REGBYTES(sp)
STORE x31, 31 * REGBYTES(sp)
/* switch to interrupt stack */
move s0, sp
/* handle interrupt */
call rt_interrupt_enter
csrr a0, mcause
csrr a1, mepc
mv a2, s0
call handle_trap
call rt_interrupt_leave
/* switch to from_thread stack */
move sp, s0
/* need to switch new thread */
la s0, rt_thread_switch_interrupt_flag
lw s2, 0(s0)
beqz s2, spurious_interrupt
sw zero, 0(s0)
la s0, rt_interrupt_from_thread
LOAD s1, 0(s0)
STORE sp, 0(s1)
la s0, rt_interrupt_to_thread
LOAD s1, 0(s0)
LOAD sp, 0(s1)
spurious_interrupt:
tail rt_hw_context_switch_exit

14
libcpu/risc-v/k210/SConscript
View File

@ -1,14 +0,0 @@
# RT-Thread building script for component
from building import *
Import('rtconfig')
cwd = GetCurrentDir()
src = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
CPPPATH = [cwd]
ASFLAGS = ''
group = DefineGroup('CPU', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
Return('group')

399
libcpu/risc-v/k210/interrupt.c
View File

@ -1,399 +0,0 @@
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018/10/01 Bernard The first version
* 2018/12/27 Jesven Change irq enable/disable to cpu0
*/
#include <rthw.h>
#include "tick.h"
#include <plic.h>
#include <clint.h>
#include <interrupt.h>
#define CPU_NUM 2
#define MAX_HANDLERS IRQN_MAX
static struct rt_irq_desc irq_desc[MAX_HANDLERS];
static rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector, void *param)
{
rt_kprintf("UN-handled interrupt %d occurred!!!\n", vector);
return RT_NULL;
}
int rt_hw_clint_ipi_enable(void)
{
/* Set the Machine-Software bit in MIE */
set_csr(mie, MIP_MSIP);
return 0;
}
int rt_hw_clint_ipi_disable(void)
{
/* Clear the Machine-Software bit in MIE */
clear_csr(mie, MIP_MSIP);
return 0;
}
int rt_hw_plic_irq_enable(plic_irq_t irq_number)
{
unsigned long core_id = 0;
/* Check parameters */
if (PLIC_NUM_SOURCES < irq_number || 0 > irq_number)
return -1;
/* Get current enable bit array by IRQ number */
uint32_t current = plic->target_enables.target[core_id].enable[irq_number / 32];
/* Set enable bit in enable bit array */
current |= (uint32_t)1 << (irq_number % 32);
/* Write back the enable bit array */
plic->target_enables.target[core_id].enable[irq_number / 32] = current;
return 0;
}
int rt_hw_plic_irq_disable(plic_irq_t irq_number)
{
unsigned long core_id = 0;
/* Check parameters */
if (PLIC_NUM_SOURCES < irq_number || 0 > irq_number)
return -1;
/* Get current enable bit array by IRQ number */
uint32_t current = plic->target_enables.target[core_id].enable[irq_number / 32];
/* Clear enable bit in enable bit array */
current &= ~((uint32_t)1 << (irq_number % 32));
/* Write back the enable bit array */
plic->target_enables.target[core_id].enable[irq_number / 32] = current;
return 0;
}
/**
* This function will initialize hardware interrupt
*/
void rt_hw_interrupt_init(void)
{
int idx;
int cpuid;
cpuid = current_coreid();
/* Disable all interrupts for the current core. */
for (idx = 0; idx < ((PLIC_NUM_SOURCES + 32u) / 32u); idx ++)
plic->target_enables.target[cpuid].enable[idx] = 0;
/* Set priorities to zero. */
for (idx = 0; idx < PLIC_NUM_SOURCES; idx++)
plic->source_priorities.priority[idx] = 0;
/* Set the threshold to zero. */
plic->targets.target[cpuid].priority_threshold = 0;
/* init exceptions table */
for (idx = 0; idx < MAX_HANDLERS; idx++)
{
rt_hw_interrupt_mask(idx);
irq_desc[idx].handler = (rt_isr_handler_t)rt_hw_interrupt_handle;
irq_desc[idx].param = RT_NULL;
#ifdef RT_USING_INTERRUPT_INFO
rt_snprintf(irq_desc[idx].name, RT_NAME_MAX - 1, "default");
irq_desc[idx].counter = 0;
#endif
}
/* Enable machine external interrupts. */
set_csr(mie, MIP_MEIP);
}
void rt_hw_scondary_interrupt_init(void)
{
int idx;
int cpuid;
cpuid = current_coreid();
/* Disable all interrupts for the current core. */
for (idx = 0; idx < ((PLIC_NUM_SOURCES + 32u) / 32u); idx ++)
plic->target_enables.target[cpuid].enable[idx] = 0;
/* Set the threshold to zero. */
plic->targets.target[cpuid].priority_threshold = 0;
/* Enable machine external interrupts. */
set_csr(mie, MIP_MEIP);
}
/**
* This function will mask a interrupt.
* @param vector the interrupt number
*/
void rt_hw_interrupt_mask(int vector)
{
rt_hw_plic_irq_disable(vector);
}
/**
* This function will un-mask a interrupt.
* @param vector the interrupt number
*/
void rt_hw_interrupt_umask(int vector)
{
plic_set_priority(vector, 1);
rt_hw_plic_irq_enable(vector);
}
/**
* This function will install a interrupt service routine to a interrupt.
* @param vector the interrupt number
* @param new_handler the interrupt service routine to be installed
* @param old_handler the old interrupt service routine
*/
rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
void *param, const char *name)
{
rt_isr_handler_t old_handler = RT_NULL;
if(vector < MAX_HANDLERS)
{
old_handler = irq_desc[vector].handler;
if (handler != RT_NULL)
{
irq_desc[vector].handler = (rt_isr_handler_t)handler;
irq_desc[vector].param = param;
#ifdef RT_USING_INTERRUPT_INFO
rt_snprintf(irq_desc[vector].name, RT_NAME_MAX - 1, "%s", name);
irq_desc[vector].counter = 0;
#endif
}
}
return old_handler;
}
rt_weak
void plic_irq_handle(plic_irq_t irq)
{
rt_kprintf("UN-handled interrupt %d occurred!!!\n", irq);
return ;
}
uintptr_t handle_irq_m_ext(uintptr_t cause, uintptr_t epc)
{
/*
* After the highest-priority pending interrupt is claimed by a target
* and the corresponding IP bit is cleared, other lower-priority
* pending interrupts might then become visible to the target, and so
* the PLIC EIP bit might not be cleared after a claim. The interrupt
* handler can check the local meip/heip/seip/ueip bits before exiting
* the handler, to allow more efficient service of other interrupts
* without first restoring the interrupted context and taking another
* interrupt trap.
*/
if (read_csr(mip) & MIP_MEIP)
{
/* Get current core id */
uint64_t core_id = current_coreid();
/* Get primitive interrupt enable flag */
uint64_t ie_flag = read_csr(mie);
/* Get current IRQ num */
uint32_t int_num = plic->targets.target[core_id].claim_complete;
/* Get primitive IRQ threshold */
uint32_t int_threshold = plic->targets.target[core_id].priority_threshold;
/* Set new IRQ threshold = current IRQ threshold */
plic->targets.target[core_id].priority_threshold = plic->source_priorities.priority[int_num];
/* Disable software interrupt and timer interrupt */
clear_csr(mie, MIP_MTIP | MIP_MSIP);
if (irq_desc[int_num].handler == (rt_isr_handler_t)rt_hw_interrupt_handle)
{
/* default handler, route to kendryte bsp plic driver */
plic_irq_handle(int_num);
}
else if (irq_desc[int_num].handler)
{
irq_desc[int_num].handler(int_num, irq_desc[int_num].param);
}
/* Perform IRQ complete */
plic->targets.target[core_id].claim_complete = int_num;
/* Set MPIE and MPP flag used to MRET instructions restore MIE flag */
set_csr(mstatus, MSTATUS_MPIE | MSTATUS_MPP);
/* Restore primitive interrupt enable flag */
write_csr(mie, ie_flag);
/* Restore primitive IRQ threshold */
plic->targets.target[core_id].priority_threshold = int_threshold;
}
return epc;
}
struct exception_stack_frame
{
uint64_t x1;
uint64_t x2;
uint64_t x3;
uint64_t x4;
uint64_t x5;
uint64_t x6;
uint64_t x7;
uint64_t x8;
uint64_t x9;
uint64_t x10;
uint64_t x11;
uint64_t x12;
uint64_t x13;
uint64_t x14;
uint64_t x15;
uint64_t x16;
uint64_t x17;
uint64_t x18;
uint64_t x19;
uint64_t x20;
uint64_t x21;
uint64_t x22;
uint64_t x23;
uint64_t x24;
uint64_t x25;
uint64_t x26;
uint64_t x27;
uint64_t x28;
uint64_t x29;
uint64_t x30;
uint64_t x31;
};
void print_stack_frame(uintptr_t * sp)
{
struct exception_stack_frame * esf = (struct exception_stack_frame *)(sp+1);
rt_kprintf("\n=================================================================\n");
rt_kprintf("x1 (ra : Return address ) ==> 0x%08x%08x\n", esf->x1 >> 32 , esf->x1 & UINT32_MAX);
rt_kprintf("x2 (sp : Stack pointer ) ==> 0x%08x%08x\n", esf->x2 >> 32 , esf->x2 & UINT32_MAX);
rt_kprintf("x3 (gp : Global pointer ) ==> 0x%08x%08x\n", esf->x3 >> 32 , esf->x3 & UINT32_MAX);
rt_kprintf("x4 (tp : Thread pointer ) ==> 0x%08x%08x\n", esf->x4 >> 32 , esf->x4 & UINT32_MAX);
rt_kprintf("x5 (t0 : Temporary ) ==> 0x%08x%08x\n", esf->x5 >> 32 , esf->x5 & UINT32_MAX);
rt_kprintf("x6 (t1 : Temporary ) ==> 0x%08x%08x\n", esf->x6 >> 32 , esf->x6 & UINT32_MAX);
rt_kprintf("x7 (t2 : Temporary ) ==> 0x%08x%08x\n", esf->x7 >> 32 , esf->x7 & UINT32_MAX);
rt_kprintf("x8 (s0/fp: Save register,frame pointer ) ==> 0x%08x%08x\n", esf->x8 >> 32 , esf->x8 & UINT32_MAX);
rt_kprintf("x9 (s1 : Save register ) ==> 0x%08x%08x\n", esf->x9 >> 32 , esf->x9 & UINT32_MAX);
rt_kprintf("x10(a0 : Function argument,return value) ==> 0x%08x%08x\n", esf->x10 >> 32 , esf->x10 & UINT32_MAX);
rt_kprintf("x11(a1 : Function argument,return value) ==> 0x%08x%08x\n", esf->x11 >> 32 , esf->x11 & UINT32_MAX);
rt_kprintf("x12(a2 : Function argument ) ==> 0x%08x%08x\n", esf->x12 >> 32 , esf->x12 & UINT32_MAX);
rt_kprintf("x13(a3 : Function argument ) ==> 0x%08x%08x\n", esf->x13 >> 32 , esf->x13 & UINT32_MAX);
rt_kprintf("x14(a4 : Function argument ) ==> 0x%08x%08x\n", esf->x14 >> 32 , esf->x14 & UINT32_MAX);
rt_kprintf("x15(a5 : Function argument ) ==> 0x%08x%08x\n", esf->x15 >> 32 , esf->x15 & UINT32_MAX);
rt_kprintf("x16(a6 : Function argument ) ==> 0x%08x%08x\n", esf->x16 >> 32 , esf->x16 & UINT32_MAX);
rt_kprintf("x17(a7 : Function argument ) ==> 0x%08x%08x\n", esf->x17 >> 32 , esf->x17 & UINT32_MAX);
rt_kprintf("x18(s2 : Save register ) ==> 0x%08x%08x\n", esf->x18 >> 32 , esf->x18 & UINT32_MAX);
rt_kprintf("x19(s3 : Save register ) ==> 0x%08x%08x\n", esf->x19 >> 32 , esf->x19 & UINT32_MAX);
rt_kprintf("x20(s4 : Save register ) ==> 0x%08x%08x\n", esf->x20 >> 32 , esf->x20 & UINT32_MAX);
rt_kprintf("x21(s5 : Save register ) ==> 0x%08x%08x\n", esf->x21 >> 32 , esf->x21 & UINT32_MAX);
rt_kprintf("x22(s6 : Save register ) ==> 0x%08x%08x\n", esf->x22 >> 32 , esf->x22 & UINT32_MAX);
rt_kprintf("x23(s7 : Save register ) ==> 0x%08x%08x\n", esf->x23 >> 32 , esf->x23 & UINT32_MAX);
rt_kprintf("x24(s8 : Save register ) ==> 0x%08x%08x\n", esf->x24 >> 32 , esf->x24 & UINT32_MAX);
rt_kprintf("x25(s9 : Save register ) ==> 0x%08x%08x\n", esf->x25 >> 32 , esf->x25 & UINT32_MAX);
rt_kprintf("x26(s10 : Save register ) ==> 0x%08x%08x\n", esf->x26 >> 32 , esf->x26 & UINT32_MAX);
rt_kprintf("x27(s11 : Save register ) ==> 0x%08x%08x\n", esf->x27 >> 32 , esf->x27 & UINT32_MAX);
rt_kprintf("x28(t3 : Temporary ) ==> 0x%08x%08x\n", esf->x28 >> 32 , esf->x28 & UINT32_MAX);
rt_kprintf("x29(t4 : Temporary ) ==> 0x%08x%08x\n", esf->x29 >> 32 , esf->x29 & UINT32_MAX);
rt_kprintf("x30(t5 : Temporary ) ==> 0x%08x%08x\n", esf->x30 >> 32 , esf->x30 & UINT32_MAX);
rt_kprintf("x31(t6 : Temporary ) ==> 0x%08x%08x\n", esf->x31 >> 32 , esf->x31 & UINT32_MAX);
rt_kprintf("=================================================================\n");
}
uintptr_t handle_trap(uintptr_t mcause, uintptr_t epc, uintptr_t * sp)
{
int cause = mcause & CAUSE_MACHINE_IRQ_REASON_MASK;
if (mcause & (1UL << 63))
{
switch (cause)
{
case IRQ_M_SOFT:
{
uint64_t core_id = current_coreid();
clint_ipi_clear(core_id);
rt_schedule();
}
break;
case IRQ_M_EXT:
handle_irq_m_ext(mcause, epc);
break;
case IRQ_M_TIMER:
tick_isr();
break;
}
}
else
{
rt_thread_t tid;
#if defined(RT_USING_FINSH) && defined(MSH_USING_BUILT_IN_COMMANDS)
extern long list_thread();
#endif
rt_hw_interrupt_disable();
tid = rt_thread_self();
rt_kprintf("\nException:\n");
switch (cause)
{
case CAUSE_MISALIGNED_FETCH:
rt_kprintf("Instruction address misaligned");
break;
case CAUSE_FAULT_FETCH:
rt_kprintf("Instruction access fault");
break;
case CAUSE_ILLEGAL_INSTRUCTION:
rt_kprintf("Illegal instruction");
break;
case CAUSE_BREAKPOINT:
rt_kprintf("Breakpoint");
break;
case CAUSE_MISALIGNED_LOAD:
rt_kprintf("Load address misaligned");
break;
case CAUSE_FAULT_LOAD:
rt_kprintf("Load access fault");
break;
case CAUSE_MISALIGNED_STORE:
rt_kprintf("Store address misaligned");
break;
case CAUSE_FAULT_STORE:
rt_kprintf("Store access fault");
break;
case CAUSE_USER_ECALL:
rt_kprintf("Environment call from U-mode");
break;
case CAUSE_SUPERVISOR_ECALL:
rt_kprintf("Environment call from S-mode");
break;
case CAUSE_HYPERVISOR_ECALL:
rt_kprintf("Environment call from H-mode");
break;
case CAUSE_MACHINE_ECALL:
rt_kprintf("Environment call from M-mode");
break;
default:
rt_kprintf("Uknown exception : %08lX", cause);
break;
}
rt_kprintf("\n");
print_stack_frame(sp);
rt_kprintf("exception pc => 0x%08x\n", epc);
rt_kprintf("current thread: %.*s\n", RT_NAME_MAX, tid->parent.name);
#if defined(RT_USING_FINSH) && defined(MSH_USING_BUILT_IN_COMMANDS)
list_thread();
#endif
while(1);
}
return epc;
}

147
libcpu/risc-v/k210/interrupt_gcc.S
View File

@ -1,147 +0,0 @@
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018/10/02 Bernard The first version
* 2018/12/27 Jesven Add SMP schedule
*/
#define __ASSEMBLY__
#include "cpuport.h"
.section .text.entry
.align 2
.global trap_entry
trap_entry:
#ifdef ARCH_RISCV_FPU
addi sp, sp, -32 * FREGBYTES
FSTORE f0, 0 * FREGBYTES(sp)
FSTORE f1, 1 * FREGBYTES(sp)
FSTORE f2, 2 * FREGBYTES(sp)
FSTORE f3, 3 * FREGBYTES(sp)
FSTORE f4, 4 * FREGBYTES(sp)
FSTORE f5, 5 * FREGBYTES(sp)
FSTORE f6, 6 * FREGBYTES(sp)
FSTORE f7, 7 * FREGBYTES(sp)
FSTORE f8, 8 * FREGBYTES(sp)
FSTORE f9, 9 * FREGBYTES(sp)
FSTORE f10, 10 * FREGBYTES(sp)
FSTORE f11, 11 * FREGBYTES(sp)
FSTORE f12, 12 * FREGBYTES(sp)
FSTORE f13, 13 * FREGBYTES(sp)
FSTORE f14, 14 * FREGBYTES(sp)
FSTORE f15, 15 * FREGBYTES(sp)
FSTORE f16, 16 * FREGBYTES(sp)
FSTORE f17, 17 * FREGBYTES(sp)
FSTORE f18, 18 * FREGBYTES(sp)
FSTORE f19, 19 * FREGBYTES(sp)
FSTORE f20, 20 * FREGBYTES(sp)
FSTORE f21, 21 * FREGBYTES(sp)
FSTORE f22, 22 * FREGBYTES(sp)
FSTORE f23, 23 * FREGBYTES(sp)
FSTORE f24, 24 * FREGBYTES(sp)
FSTORE f25, 25 * FREGBYTES(sp)
FSTORE f26, 26 * FREGBYTES(sp)
FSTORE f27, 27 * FREGBYTES(sp)
FSTORE f28, 28 * FREGBYTES(sp)
FSTORE f29, 29 * FREGBYTES(sp)
FSTORE f30, 30 * FREGBYTES(sp)
FSTORE f31, 31 * FREGBYTES(sp)
#endif
/* save thread context to thread stack */
addi sp, sp, -32 * REGBYTES
STORE x1, 1 * REGBYTES(sp)
csrr x1, mstatus
STORE x1, 2 * REGBYTES(sp)
csrr x1, mepc
STORE x1, 0 * REGBYTES(sp)
STORE x4, 4 * REGBYTES(sp)
STORE x5, 5 * REGBYTES(sp)
STORE x6, 6 * REGBYTES(sp)
STORE x7, 7 * REGBYTES(sp)
STORE x8, 8 * REGBYTES(sp)
STORE x9, 9 * REGBYTES(sp)
STORE x10, 10 * REGBYTES(sp)
STORE x11, 11 * REGBYTES(sp)
STORE x12, 12 * REGBYTES(sp)
STORE x13, 13 * REGBYTES(sp)
STORE x14, 14 * REGBYTES(sp)
STORE x15, 15 * REGBYTES(sp)
STORE x16, 16 * REGBYTES(sp)
STORE x17, 17 * REGBYTES(sp)
STORE x18, 18 * REGBYTES(sp)
STORE x19, 19 * REGBYTES(sp)
STORE x20, 20 * REGBYTES(sp)
STORE x21, 21 * REGBYTES(sp)
STORE x22, 22 * REGBYTES(sp)
STORE x23, 23 * REGBYTES(sp)
STORE x24, 24 * REGBYTES(sp)
STORE x25, 25 * REGBYTES(sp)
STORE x26, 26 * REGBYTES(sp)
STORE x27, 27 * REGBYTES(sp)
STORE x28, 28 * REGBYTES(sp)
STORE x29, 29 * REGBYTES(sp)
STORE x30, 30 * REGBYTES(sp)
STORE x31, 31 * REGBYTES(sp)
/* switch to interrupt stack */
move s0, sp
/* get cpu id */
csrr t0, mhartid
/* switch interrupt stack of current cpu */
la sp, __stack_start__
addi t1, t0, 1
li t2, __STACKSIZE__
mul t1, t1, t2
add sp, sp, t1 /* sp = (cpuid + 1) * __STACKSIZE__ + __stack_start__ */
/* handle interrupt */
call rt_interrupt_enter
csrr a0, mcause
csrr a1, mepc
mv a2, s0
call handle_trap
call rt_interrupt_leave
#ifdef RT_USING_SMP
/* s0 --> sp */
mv sp, s0
mv a0, s0
call rt_scheduler_do_irq_switch
tail rt_hw_context_switch_exit
#else
/* switch to from_thread stack */
move sp, s0
/* need to switch new thread */
la s0, rt_thread_switch_interrupt_flag
lw s2, 0(s0)
beqz s2, spurious_interrupt
sw zero, 0(s0)
la s0, rt_interrupt_from_thread
LOAD s1, 0(s0)
STORE sp, 0(s1)
la s0, rt_interrupt_to_thread
LOAD s1, 0(s0)
LOAD sp, 0(s1)
#endif
spurious_interrupt:
tail rt_hw_context_switch_exit

6
libcpu/risc-v/juicevm/SConscript → libcpu/risc-v/rv64/SConscript
View File

@ -2,13 +2,11 @@
from building import *
Import('rtconfig')
cwd = GetCurrentDir()
src = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
CPPPATH = [cwd]
ASFLAGS = ''
ASFLAGS = ' -I ' + cwd
group = DefineGroup('CPU', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
group = DefineGroup('rv64', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
Return('group')

1331
libcpu/risc-v/rv64/encoding.h Normal file
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File diff suppressed because it is too large Load Diff

177
libcpu/risc-v/rv64/trap.c Executable file
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@ -0,0 +1,177 @@
/*
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024/01/11 flyingcys The first version
*/
#include <rtthread.h>
#include <encoding.h>
struct exception_stack_frame
{
uint64_t x1;
uint64_t x2;
uint64_t x3;
uint64_t x4;
uint64_t x5;
uint64_t x6;
uint64_t x7;
uint64_t x8;
uint64_t x9;
uint64_t x10;
uint64_t x11;
uint64_t x12;
uint64_t x13;
uint64_t x14;
uint64_t x15;
uint64_t x16;
uint64_t x17;
uint64_t x18;
uint64_t x19;
uint64_t x20;
uint64_t x21;
uint64_t x22;
uint64_t x23;
uint64_t x24;
uint64_t x25;
uint64_t x26;
uint64_t x27;
uint64_t x28;
uint64_t x29;
uint64_t x30;
uint64_t x31;
};
static void print_stack_frame(uintptr_t * sp)
{
struct exception_stack_frame * esf = (struct exception_stack_frame *)(sp+1);
rt_kprintf("\n=================================================================\n");
rt_kprintf("x1 (ra : Return address ) ==> 0x%08x%08x\n", esf->x1 >> 32 , esf->x1 & UINT32_MAX);
rt_kprintf("x2 (sp : Stack pointer ) ==> 0x%08x%08x\n", esf->x2 >> 32 , esf->x2 & UINT32_MAX);
rt_kprintf("x3 (gp : Global pointer ) ==> 0x%08x%08x\n", esf->x3 >> 32 , esf->x3 & UINT32_MAX);
rt_kprintf("x4 (tp : Thread pointer ) ==> 0x%08x%08x\n", esf->x4 >> 32 , esf->x4 & UINT32_MAX);
rt_kprintf("x5 (t0 : Temporary ) ==> 0x%08x%08x\n", esf->x5 >> 32 , esf->x5 & UINT32_MAX);
rt_kprintf("x6 (t1 : Temporary ) ==> 0x%08x%08x\n", esf->x6 >> 32 , esf->x6 & UINT32_MAX);
rt_kprintf("x7 (t2 : Temporary ) ==> 0x%08x%08x\n", esf->x7 >> 32 , esf->x7 & UINT32_MAX);
rt_kprintf("x8 (s0/fp: Save register,frame pointer ) ==> 0x%08x%08x\n", esf->x8 >> 32 , esf->x8 & UINT32_MAX);
rt_kprintf("x9 (s1 : Save register ) ==> 0x%08x%08x\n", esf->x9 >> 32 , esf->x9 & UINT32_MAX);
rt_kprintf("x10(a0 : Function argument,return value) ==> 0x%08x%08x\n", esf->x10 >> 32 , esf->x10 & UINT32_MAX);
rt_kprintf("x11(a1 : Function argument,return value) ==> 0x%08x%08x\n", esf->x11 >> 32 , esf->x11 & UINT32_MAX);
rt_kprintf("x12(a2 : Function argument ) ==> 0x%08x%08x\n", esf->x12 >> 32 , esf->x12 & UINT32_MAX);
rt_kprintf("x13(a3 : Function argument ) ==> 0x%08x%08x\n", esf->x13 >> 32 , esf->x13 & UINT32_MAX);
rt_kprintf("x14(a4 : Function argument ) ==> 0x%08x%08x\n", esf->x14 >> 32 , esf->x14 & UINT32_MAX);
rt_kprintf("x15(a5 : Function argument ) ==> 0x%08x%08x\n", esf->x15 >> 32 , esf->x15 & UINT32_MAX);
rt_kprintf("x16(a6 : Function argument ) ==> 0x%08x%08x\n", esf->x16 >> 32 , esf->x16 & UINT32_MAX);
rt_kprintf("x17(a7 : Function argument ) ==> 0x%08x%08x\n", esf->x17 >> 32 , esf->x17 & UINT32_MAX);
rt_kprintf("x18(s2 : Save register ) ==> 0x%08x%08x\n", esf->x18 >> 32 , esf->x18 & UINT32_MAX);
rt_kprintf("x19(s3 : Save register ) ==> 0x%08x%08x\n", esf->x19 >> 32 , esf->x19 & UINT32_MAX);
rt_kprintf("x20(s4 : Save register ) ==> 0x%08x%08x\n", esf->x20 >> 32 , esf->x20 & UINT32_MAX);
rt_kprintf("x21(s5 : Save register ) ==> 0x%08x%08x\n", esf->x21 >> 32 , esf->x21 & UINT32_MAX);
rt_kprintf("x22(s6 : Save register ) ==> 0x%08x%08x\n", esf->x22 >> 32 , esf->x22 & UINT32_MAX);
rt_kprintf("x23(s7 : Save register ) ==> 0x%08x%08x\n", esf->x23 >> 32 , esf->x23 & UINT32_MAX);
rt_kprintf("x24(s8 : Save register ) ==> 0x%08x%08x\n", esf->x24 >> 32 , esf->x24 & UINT32_MAX);
rt_kprintf("x25(s9 : Save register ) ==> 0x%08x%08x\n", esf->x25 >> 32 , esf->x25 & UINT32_MAX);
rt_kprintf("x26(s10 : Save register ) ==> 0x%08x%08x\n", esf->x26 >> 32 , esf->x26 & UINT32_MAX);
rt_kprintf("x27(s11 : Save register ) ==> 0x%08x%08x\n", esf->x27 >> 32 , esf->x27 & UINT32_MAX);
rt_kprintf("x28(t3 : Temporary ) ==> 0x%08x%08x\n", esf->x28 >> 32 , esf->x28 & UINT32_MAX);
rt_kprintf("x29(t4 : Temporary ) ==> 0x%08x%08x\n", esf->x29 >> 32 , esf->x29 & UINT32_MAX);
rt_kprintf("x30(t5 : Temporary ) ==> 0x%08x%08x\n", esf->x30 >> 32 , esf->x30 & UINT32_MAX);
rt_kprintf("x31(t6 : Temporary ) ==> 0x%08x%08x\n", esf->x31 >> 32 , esf->x31 & UINT32_MAX);
rt_kprintf("=================================================================\n");
}
rt_weak void rt_hw_soft_irq_isr(void)
{
}
rt_weak rt_size_t handle_trap(rt_size_t cause, rt_size_t epc, rt_size_t *sp)
{
if (cause & (1UL << (__riscv_xlen - 1))) //interrupt
{
if ((cause & 0x1f) == IRQ_M_SOFT)
{
rt_hw_soft_irq_isr();
}
else if ((cause & 0x1f) == IRQ_M_TIMER)
{
rt_hw_tick_isr();
}
else if ((cause & 0x1f) == IRQ_M_EXT)
{
rt_hw_irq_isr();
}
}
else
{
rt_thread_t tid;
#if defined(RT_USING_FINSH) && defined(MSH_USING_BUILT_IN_COMMANDS)
extern long list_thread();
#endif
rt_hw_interrupt_disable();
tid = rt_thread_self();
rt_kprintf("\nException:\n");
switch (cause)
{
case CAUSE_MISALIGNED_FETCH:
rt_kprintf("Instruction address misaligned");
break;
case CAUSE_FAULT_FETCH:
rt_kprintf("Instruction access fault");
break;
case CAUSE_ILLEGAL_INSTRUCTION:
rt_kprintf("Illegal instruction");
break;
case CAUSE_BREAKPOINT:
rt_kprintf("Breakpoint");
break;
case CAUSE_MISALIGNED_LOAD:
rt_kprintf("Load address misaligned");
break;
case CAUSE_FAULT_LOAD:
rt_kprintf("Load access fault");
break;
case CAUSE_MISALIGNED_STORE:
rt_kprintf("Store address misaligned");
break;
case CAUSE_FAULT_STORE:
rt_kprintf("Store access fault");
break;
case CAUSE_USER_ECALL:
rt_kprintf("Environment call from U-mode");
break;
case CAUSE_SUPERVISOR_ECALL:
rt_kprintf("Environment call from S-mode");
break;
case CAUSE_HYPERVISOR_ECALL:
rt_kprintf("Environment call from H-mode");
break;
case CAUSE_MACHINE_ECALL:
rt_kprintf("Environment call from M-mode");
break;
default:
rt_kprintf("Uknown exception : %08lX", cause);
break;
}
rt_kprintf("\n");
print_stack_frame(sp);
rt_kprintf("exception pc => 0x%08x\n", epc);
rt_kprintf("current thread: %.*s\n", RT_NAME_MAX, tid->parent.name);
#if defined(RT_USING_FINSH) && defined(MSH_USING_BUILT_IN_COMMANDS)
list_thread();
#endif
while(1);
}
return epc;
}