a third note
More about me and myself
Frozen Dairy Dessert × 95
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Maybe I misremember
Memory isn't always reliable
Fun with CSF firmware
Those of us who have been trying to make use of the "v10" Mali GPUs from Arm, such as the Mali-G610 in Rockchip's RK3588 will surely have noticed by now the requirement of firmware—kbase requires mali_csffw.bin to be present in one of the firmware directories (such as /lib …
The Mali CSF Command Stream Instruction Set
Introduction Starting with "v10", Arm's range of Valhall GPUs have dropped the old "job chain" mode of submission and have switched to a command stream. So whereas previous architectures involved interpreting hardcoded descriptors, CSF GPUs execute commands to build up the descriptors in the command stream register set, which get …
Mali G610 Reverse Engineering, Part 4
"What do you mean, this is part four? I haven't even seen Part 2 yet?" For a while I've been too busy fixing a pile of Panfrost bugs to write blog posts, and so this is a bit out of order. So.. after getting a bit bored with trying to …
Mali G610 Reverse Engineering, Part 1
The blob is alive!
Accelerated swrast
Making use of swrast infrastructure to make debugging GPU driver kernel bugs easier
Speeding up Bifrost RA by over 1000x, Part 1
Register Allocation in the Bifrost compiler for Panfrost can sometimes take many minutes, how can it be sped up?