Re: [PATCH 0/7] Allow semihosting from user mode

2022-08-15 Thread Richard Henderson
On 8/15/22 14:02, Peter Maydell wrote: Peter Maydell (7): semihosting: Allow optional use of semihosting from userspace target/arm: Honour -semihosting-config userspace=on target/m68k: Honour -semihosting-config userspace=on target/mips: Honour -semihosting-config userspace=on targ

[PATCH 0/7] Allow semihosting from user mode

2022-08-15 Thread Peter Maydell
Currently our semihosting implementations usually prohibit use of semihosting calls in system emulation from the guest userspace. This is a very long standing behaviour justified originally "to provide some semblance of security" (since code with access to the semihosting ABI can do things like re