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Kernel/riscv64: Implement support for "panic=shutdown" cmdline option

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This commit is contained in:
Sönke Holz 2024-01-04 18:23:15 +01:00 • committed by Andrew Kaster
parent 8547813b6d
commit e4244f7469
1 changed files with 7 additions and 0 deletions
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7
Kernel/Library/Panic.cpp
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@ -10,6 +10,8 @@
# include <Kernel/Arch/x86_64/Shutdown.h> # include <Kernel/Arch/x86_64/Shutdown.h>
#elif ARCH(AARCH64) #elif ARCH(AARCH64)
# include <Kernel/Arch/aarch64/RPi/Watchdog.h> # include <Kernel/Arch/aarch64/RPi/Watchdog.h>
#elif ARCH(RISCV64)
# include <Kernel/Arch/riscv64/SBI.h>
#endif #endif
#include <Kernel/Boot/CommandLine.h> #include <Kernel/Boot/CommandLine.h>
#include <Kernel/KSyms.h> #include <Kernel/KSyms.h>
@ -25,6 +27,11 @@ namespace Kernel {
virtualbox_shutdown(); virtualbox_shutdown();
#elif ARCH(AARCH64) #elif ARCH(AARCH64)
RPi::Watchdog::the().system_shutdown(); RPi::Watchdog::the().system_shutdown();
#elif ARCH(RISCV64)
auto ret = SBI::SystemReset::system_reset(SBI::SystemReset::ResetType::Shutdown, SBI::SystemReset::ResetReason::SystemFailure);
dbgln("SBI: Failed to shut down: {}", ret);
dbgln("SBI: Attempting to shut down using the legacy extension...");
SBI::Legacy::shutdown();
#endif #endif
// Note: If we failed to invoke platform shutdown, we need to halt afterwards // Note: If we failed to invoke platform shutdown, we need to halt afterwards
// to ensure no further execution on any CPU still happens. // to ensure no further execution on any CPU still happens.