diff options
Diffstat (limited to 'target/riscv/cpu_helper.c')
| -rw-r--r-- | target/riscv/cpu_helper.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index a2afb95fa1..f8350f5f78 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -24,6 +24,7 @@ #include "exec/exec-all.h" #include "tcg/tcg-op.h" #include "trace.h" +#include "hw/semihosting/common-semi.h" int riscv_cpu_mmu_index(CPURISCVState *env, bool ifetch) { @@ -847,6 +848,15 @@ void riscv_cpu_do_interrupt(CPUState *cs) target_ulong htval = 0; target_ulong mtval2 = 0; + if (cause == RISCV_EXCP_SEMIHOST) { + if (env->priv >= PRV_S) { + env->gpr[xA0] = do_common_semihosting(cs); + env->pc += 4; + return; + } + cause = RISCV_EXCP_BREAKPOINT; + } + if (!async) { /* set tval to badaddr for traps with address information */ switch (cause) { |