diff options
| author | Yiting Wang <yiting.wang@windriver.com> | 2020-01-03 11:53:42 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2020-01-16 10:02:41 -0800 |
| commit | a37f21c27d3e2342c2080aafd4cfe7e949612428 (patch) | |
| tree | dbc003d4808881b8e8e9fd9e3f0b03f2305afafd /docs/specs | |
| parent | bb8136df698bd565ee4f6c18d26c50dee320bfe4 (diff) | |
| download | focaccia-qemu-a37f21c27d3e2342c2080aafd4cfe7e949612428.tar.gz focaccia-qemu-a37f21c27d3e2342c2080aafd4cfe7e949612428.zip | |
riscv: Set xPIE to 1 after xRET
When executing an xRET instruction, supposing xPP holds the value y, xIE is set to xPIE; the privilege mode is changed to y; xPIE is set to 1. But QEMU sets xPIE to 0 incorrectly. Signed-off-by: Yiting Wang <yiting.wang@windriver.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'docs/specs')
0 files changed, 0 insertions, 0 deletions