[PATCH for-8.2 0/7] target/riscv: add 'max' CPU type

Daniel Henrique Barboza posted 7 patches 2 years, 5 months ago
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git fetch https://github.com/patchew-project/qemu tags/patchew/20230712190149.424675-1-dbarboza@ventanamicro.com
Maintainers: Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Cleber Rosa <crosa@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Wainer dos Santos Moschetta <wainersm@redhat.com>, Beraldo Leal <bleal@redhat.com>
There is a newer version of this series
target/riscv/cpu-qom.h         |   1 +
target/riscv/cpu.c             | 106 ++++++++++++++++++++++++++-------
tests/avocado/riscv_opensbi.py |  16 +++++
3 files changed, 103 insertions(+), 20 deletions(-)
[PATCH for-8.2 0/7] target/riscv: add 'max' CPU type
Posted by Daniel Henrique Barboza 2 years, 5 months ago
Hi,

Following the discussions made in [1] I decided to go ahead and implement
the 'max' CPU type.

It's a CPU that has (almost) all ratified non-vendor extensions enabled
by default. Tooling such as libvirt uses this kind of CPU to do capabilities
discovery. It's also used for testing purposes.

To implement this CPU I did some cleanups in the riscv_cpu_extensions[]
array. After this series this array contains only ratified extensions.
This is a preliminary step for future changes we're planning to do in
the CPU modelling in QEMU, including 'profile' support.

Daniel Henrique Barboza (7):
  target/riscv/cpu.c: split CPU options from riscv_cpu_extensions[]
  target/riscv/cpu.c: skip 'bool' check when filtering KVM props
  target/riscv/cpu.c: split vendor exts from riscv_cpu_extensions[]
  target/riscv/cpu.c: split non-ratified exts from
    riscv_cpu_extensions[]
  target/riscv/cpu.c: add a ADD_CPU_PROPERTIES_ARRAY() macro
  target/riscv: add 'max' CPU type
  avocado, risc-v: add opensbi tests for 'max' CPU

 target/riscv/cpu-qom.h         |   1 +
 target/riscv/cpu.c             | 106 ++++++++++++++++++++++++++-------
 tests/avocado/riscv_opensbi.py |  16 +++++
 3 files changed, 103 insertions(+), 20 deletions(-)

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2.41.0