diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/about/maintainers.rst | 8 | ||||
| -rw-r--r-- | docs/getting_started/build-options.rst | 2 | ||||
| -rw-r--r-- | docs/plat/arm/arm-build-options.rst | 5 | ||||
| -rw-r--r-- | docs/plat/meson-axg.rst | 27 |
4 files changed, 41 insertions, 1 deletions
diff --git a/docs/about/maintainers.rst b/docs/about/maintainers.rst index d9d7f84fd..802dafcd8 100644 --- a/docs/about/maintainers.rst +++ b/docs/about/maintainers.rst @@ -64,6 +64,14 @@ Amlogic Meson S905X2 (G12A) platform port :F: drivers/amlogic/g12a :F: plat/amlogic/g12a/ +Amlogic Meson A113D (AXG) platform port +----------------------------------------- +:M: Carlo Caione <ccaione@baylibre.com> +:G: `carlocaione`_ +:F: docs/plat/meson-axg.rst +:F: drivers/amlogic/axg +:F: plat/amlogic/axg/ + Armv7-A architecture port ------------------------- :M: Etienne Carriere <etienne.carriere@linaro.org> diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst index c1787a802..8854a7989 100644 --- a/docs/getting_started/build-options.rst +++ b/docs/getting_started/build-options.rst @@ -189,7 +189,7 @@ Common build options that is only required for the assertion and does not fit in the assertion itself. -- ``ENABLE_BACKTRACE``: This option controls whether to enables backtrace +- ``ENABLE_BACKTRACE``: This option controls whether to enable backtrace dumps or not. It is supported in both AArch64 and AArch32. However, in AArch32 the format of the frame records are not defined in the AAPCS and they are defined by the implementation. This implementation of backtrace only diff --git a/docs/plat/arm/arm-build-options.rst b/docs/plat/arm/arm-build-options.rst index a6f3796b9..9622de65d 100644 --- a/docs/plat/arm/arm-build-options.rst +++ b/docs/plat/arm/arm-build-options.rst @@ -114,6 +114,11 @@ Arm CSS Platform-Specific Build Options management operations and for SCP RAM Firmware transfer. If this option is set to 1, then SCMI/SDS drivers will be used. Default is 0. + - ``CSS_SGI_CHIP_COUNT``: Configures the number of chips on a SGI/RD platform + which supports multi-chip operation. If ``CSS_SGI_CHIP_COUNT`` is set to any + valid value greater than 1, the platform code performs required configuration + to support multi-chip operation. + -------------- *Copyright (c) 2019-2020, Arm Limited. All rights reserved.* diff --git a/docs/plat/meson-axg.rst b/docs/plat/meson-axg.rst new file mode 100644 index 000000000..1e4b2c207 --- /dev/null +++ b/docs/plat/meson-axg.rst @@ -0,0 +1,27 @@ +Amlogic Meson A113D (AXG) +=========================== + +The Amlogic Meson A113D is a SoC with a quad core Arm Cortex-A53 running at +~1.2GHz. It also contains a Cortex-M3 used as SCP. + +This port is a minimal implementation of BL31 capable of booting mainline U-Boot +and Linux: + +- SCPI support. +- Basic PSCI support (CPU_ON, CPU_OFF, SYSTEM_RESET, SYSTEM_OFF). Note that CPU0 + can't be turned off, so there is a workaround to hide this from the caller. +- GICv2 driver set up. +- Basic SIP services (read efuse data, enable/disable JTAG). + +In order to build it: + +.. code:: shell + + CROSS_COMPILE=aarch64-none-elf- make DEBUG=1 PLAT=axg [SPD=opteed] + [AML_USE_ATOS=1 when using ATOS as BL32] + +This port has been tested on a A113D board. After building it, follow the +instructions in the `U-Boot repository`_, replacing the mentioned **bl31.img** +by the one built from this port. + +.. _U-Boot repository: https://github.com/u-boot/u-boot/blob/master/board/amlogic/s400/README |