[PATCH 00/11] OpenSBI compile-time C arrays

Atish Patra atishp at atishpatra.org
Mon May 9 10:29:17 PDT 2022


On Mon, May 2, 2022 at 8:38 PM Anup Patel <apatel at ventanamicro.com> wrote:
>
> This series aims at removing hard-coded C arrays for drivers and modules
> in OpenSBI sources and replace it with dynamically generated arrays at
> compile-time. External firmwares which use OpenSBI as library will have
> to create these arrays separately because they typically don't use OpenSBI
> build system.
>
> These patches can also be found in generated_carray_v1 branch at:
> https://github.com/avpatel/opensbi.git
>
> Anup Patel (11):
>   Makefile: Allow generated C source to be anywhere in build directory
>   Makefile: Add support for generating C array at compile time
>   lib: utils/reset: Generate FDT reset driver list at compile-time
>   lib: utils/serial: Generate FDT serial driver list at compile-time
>   lib: utils/timer: Generate FDT timer driver list at compile-time
>   lib: utils/irqchip: Generate FDT irqchip driver list at compile-time
>   lib: utils/ipi: Generate FDT ipi driver list at compile-time
>   lib: utils/i2c: Generate FDT i2c adapter driver list at compile-time
>   lib: utils/gpio: Generate FDT gpio driver list at compile-time
>   platform: generic: Generate platform override module list at
>     compile-time
>   platform: generic: Move Sifive platform overrides into own directory
>
>  Makefile                                      | 17 +++-
>  include/sbi_utils/gpio/fdt_gpio.h             |  2 +
>  lib/utils/gpio/fdt_gpio.c                     | 18 ++---
>  lib/utils/gpio/fdt_gpio_drivers.carray        |  3 +
>  lib/utils/gpio/objects.mk                     |  4 +
>  lib/utils/i2c/fdt_i2c.c                       | 14 ++--
>  lib/utils/i2c/fdt_i2c_adapter_drivers.carray  |  3 +
>  lib/utils/i2c/objects.mk                      |  4 +
>  lib/utils/ipi/fdt_ipi.c                       | 12 ++-
>  lib/utils/ipi/fdt_ipi_drivers.carray          |  3 +
>  lib/utils/ipi/objects.mk                      |  4 +
>  lib/utils/irqchip/fdt_irqchip.c               | 16 ++--
>  lib/utils/irqchip/fdt_irqchip_drivers.carray  |  3 +
>  lib/utils/irqchip/objects.mk                  |  8 ++
>  lib/utils/reset/fdt_reset.c                   | 22 ++----
>  lib/utils/reset/fdt_reset_drivers.carray      |  3 +
>  lib/utils/reset/objects.mk                    | 12 +++
>  lib/utils/serial/fdt_serial.c                 | 28 ++-----
>  lib/utils/serial/fdt_serial_drivers.carray    |  3 +
>  lib/utils/serial/objects.mk                   | 16 ++++
>  lib/utils/timer/fdt_timer.c                   | 12 ++-
>  lib/utils/timer/fdt_timer_drivers.carray      |  3 +
>  lib/utils/timer/objects.mk                    |  4 +
>  platform/generic/objects.mk                   |  3 +-
>  platform/generic/platform.c                   | 14 ++--
>  .../generic/platform_override_modules.carray  |  3 +
>  .../{sifive_fu540.c => sifive/fu540.c}        |  0
>  .../{sifive_fu740.c => sifive/fu740.c}        |  0
>  platform/generic/sifive/objects.mk            |  9 +++
>  scripts/carray.sh                             | 77 +++++++++++++++++++
>  30 files changed, 224 insertions(+), 96 deletions(-)
>  create mode 100644 lib/utils/gpio/fdt_gpio_drivers.carray
>  create mode 100644 lib/utils/i2c/fdt_i2c_adapter_drivers.carray
>  create mode 100644 lib/utils/ipi/fdt_ipi_drivers.carray
>  create mode 100644 lib/utils/irqchip/fdt_irqchip_drivers.carray
>  create mode 100644 lib/utils/reset/fdt_reset_drivers.carray
>  create mode 100644 lib/utils/serial/fdt_serial_drivers.carray
>  create mode 100644 lib/utils/timer/fdt_timer_drivers.carray
>  create mode 100644 platform/generic/platform_override_modules.carray
>  rename platform/generic/{sifive_fu540.c => sifive/fu540.c} (100%)
>  rename platform/generic/{sifive_fu740.c => sifive/fu740.c} (100%)
>  create mode 100644 platform/generic/sifive/objects.mk
>  create mode 100755 scripts/carray.sh
>
> --
> 2.34.1
>

LGTM. For the remaining patches,
Reviewed-by: Atish Patra <atishp at rivosinc.com>

-- 
Regards,
Atish



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