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risc-v/virt: enable gradeful shutdown in kernel build

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This enables graceful shutdown via `poweroff` command in `knsh64`
and `knsh32` configs.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
This commit is contained in:
Yanfeng Liu 2024-05-06 14:01:40 +08:00 committed by archer
parent c352b04155
commit c9a2e4a6c5
3 changed files with 17 additions and 1 deletions
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1
boards/risc-v/qemu-rv/rv-virt/configs/knsh32/defconfig
View File

@ -42,6 +42,7 @@ CONFIG_ARCH_USE_MMU=y
CONFIG_ARCH_USE_MPU=y CONFIG_ARCH_USE_MPU=y
CONFIG_ARCH_USE_S_MODE=y CONFIG_ARCH_USE_S_MODE=y
CONFIG_BINFMT_ELF_EXECUTABLE=y CONFIG_BINFMT_ELF_EXECUTABLE=y
CONFIG_BOARDCTL_POWEROFF=y
CONFIG_BOARD_LOOPSPERMSEC=6366 CONFIG_BOARD_LOOPSPERMSEC=6366
CONFIG_BUILD_KERNEL=y CONFIG_BUILD_KERNEL=y
CONFIG_DEBUG_ASSERTIONS=y CONFIG_DEBUG_ASSERTIONS=y

2
boards/risc-v/qemu-rv/rv-virt/configs/knsh64/defconfig
View File

@ -42,6 +42,7 @@ CONFIG_ARCH_USE_MMU=y
CONFIG_ARCH_USE_MPU=y CONFIG_ARCH_USE_MPU=y
CONFIG_ARCH_USE_S_MODE=y CONFIG_ARCH_USE_S_MODE=y
CONFIG_BINFMT_ELF_EXECUTABLE=y CONFIG_BINFMT_ELF_EXECUTABLE=y
CONFIG_BOARDCTL_POWEROFF=y
CONFIG_BOARD_LOOPSPERMSEC=6366 CONFIG_BOARD_LOOPSPERMSEC=6366
CONFIG_BUILD_KERNEL=y CONFIG_BUILD_KERNEL=y
CONFIG_DEBUG_ASSERTIONS=y CONFIG_DEBUG_ASSERTIONS=y
@ -62,7 +63,6 @@ CONFIG_INIT_MOUNT_FSTYPE="hostfs"
CONFIG_INIT_MOUNT_SOURCE="" CONFIG_INIT_MOUNT_SOURCE=""
CONFIG_INIT_MOUNT_TARGET="/system" CONFIG_INIT_MOUNT_TARGET="/system"
CONFIG_INIT_STACKSIZE=3072 CONFIG_INIT_STACKSIZE=3072
CONFIG_INTELHEX_BINARY=y
CONFIG_LIBC_ENVPATH=y CONFIG_LIBC_ENVPATH=y
CONFIG_LIBC_EXECFUNCS=y CONFIG_LIBC_EXECFUNCS=y
CONFIG_LIBC_PERROR_STDOUT=y CONFIG_LIBC_PERROR_STDOUT=y

15
boards/risc-v/qemu-rv/rv-virt/src/qemu_rv_appinit.c
View File

@ -36,6 +36,7 @@
#include <sys/mount.h> #include <sys/mount.h>
#include "riscv_internal.h"
#include "romfs.h" #include "romfs.h"
/**************************************************************************** /****************************************************************************
@ -177,3 +178,17 @@ void board_late_initialize(void)
#endif #endif
} }
#ifdef CONFIG_BOARDCTL_POWEROFF
int board_power_off(int status)
{
#ifdef CONFIG_BUILD_KERNEL
riscv_sbi_system_reset(SBI_SRST_TYPE_SHUTDOWN, SBI_SRST_REASON_NONE);
#else
#warning "to be done"
#endif
UNUSED(status);
return 0;
}
#endif