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authorAlistair Francis <alistair23@gmail.com>2024-01-08 10:13:27 +1000
committerAlistair Francis <alistair.francis@wdc.com>2024-01-10 18:47:47 +1000
commit1525d8aa3a56610e1c72f5dd305ec86ebad41769 (patch)
tree4a2203e04ebb50a41be818b8ebbc0c57968130b1
parent9a7c6da4cd8458c76f619d84542f91d308ecb15f (diff)
target/riscv: Don't adjust vscause for exceptions
We have been incorrectly adjusting both the interrupt and exception cause when using the hypervisor extension and trapping to VS-mode. This patch changes the conditional to ensure we only adjust the cause for interrupts and not exceptions. Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1708 Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Message-ID: <20240108001328.280222-3-alistair.francis@wdc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r--target/riscv/cpu_helper.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 99d1275729..c7cc7eb423 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -1749,8 +1749,8 @@ void riscv_cpu_do_interrupt(CPUState *cs)
* See if we need to adjust cause. Yes if its VS mode interrupt
* no if hypervisor has delegated one of hs mode's interrupt
*/
- if (cause == IRQ_VS_TIMER || cause == IRQ_VS_SOFT ||
- cause == IRQ_VS_EXT) {
+ if (async && (cause == IRQ_VS_TIMER || cause == IRQ_VS_SOFT ||
+ cause == IRQ_VS_EXT)) {
cause = cause - 1;
}
write_gva = false;