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More information on blobs for the PinePhone https://www.pine64.org/2020/01/24/setting-the-record-straight-pinephone-misconceptions/ https://www.pine64.org/2020/
by ntw1103 7y ago
More information on blobs for the PinePhone
https://www.pine64.org/2020/01/24/setting-the-record-straight-pinephone-misconceptions/ https://www.pine64.org/2020/01/24/setting-the-record-straigh...
"The WiFi module communicates with the CPU over SDIO and BT is over UART – neither of these connections provide direct access to CPU memory."
Also, for the modem, it doesn't have any shared memory with the CPU. Communication is via USB and I2S.
- seba_dos1 7y agoYes; the interfaces are pretty much the same as on Librem 5 - the differences are in WiFi/BT firmware blob loading and the fact that L5 has them on replaceable M.2 cards, while on PinePhone they're soldered to the board. Librem 5 also has a separate GPS module, while PinePhone uses the one integrated to the GSM modem. (PinePhone BraveHeart edition also has some sensors connected via the modem, but AFAIK that's going to change in later revisions)