| commit | ab9056ff9bdb3f95db6e7a666d10522d289f14ec | |
| author | Jonathan Behrens <jonathan@fintelia.io> | |
| Mon, 14 Oct 2019 15:45:28 +0000 (14 11:45 -0400) | ||
| committer | Palmer Dabbelt <palmer@sifive.com> | |
| Mon, 28 Oct 2019 14:47:29 +0000 (28 07:47 -0700) | ||
| tree | a8ef14c78bdd972ed3dcc4ba51e29233cfc48afb | treesnapshot (tar.gz zip) |
| parent | a555ad1399c9eda9da0c5f8e40acd94d87957054 | commitdiff |
target/riscv: Expose "priv" register for GDB for reads
This patch enables a debugger to read the current privilege level via a virtual
"priv" register. When compiled with CONFIG_USER_ONLY the register is still
visible but always reports the value zero.
Signed-off-by: Jonathan Behrens <jonathan@fintelia.io>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
This patch enables a debugger to read the current privilege level via a virtual
"priv" register. When compiled with CONFIG_USER_ONLY the register is still
visible but always reports the value zero.
Signed-off-by: Jonathan Behrens <jonathan@fintelia.io>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
| configure | diffblobblamehistory | |
| gdb-xml/riscv-32bit-virtual.xml | [new file with mode: 0644] | blob |
| gdb-xml/riscv-64bit-virtual.xml | [new file with mode: 0644] | blob |
| target/riscv/gdbstub.c | diffblobblamehistory |