version 1.32, 2020/05/19 02:02:10 |
version 1.33, 2020/08/06 10:48:45 |
|
|
The Raspberry Pi 3 requires closed but redistributable files on the |
The Raspberry Pi 3 requires closed but redistributable files on the |
system disk to load into the VC4 GPU which starts the ARM cores. By |
system disk to load into the VC4 GPU which starts the ARM cores. By |
default the boot ROM will only try to load these files off an SD card. |
default the boot ROM will only try to load these files off an SD card. |
These files are present in the install media but there is no driver |
To load the firmware off the SD card and have the root disk on USB after |
for SD/MMC yet so a USB disk drive and manual steps are required. To |
|
load the firmware off the SD card and have the root disk on USB after |
|
installing OpenBSD reboot and interrupt U-Boot before the timeout |
installing OpenBSD reboot and interrupt U-Boot before the timeout |
expires and instruct U-Boot to prefer USB over the SD card: |
expires and instruct U-Boot to prefer USB over the SD card: |
|
|
|
|
<p> |
<p> |
The Raspberry Pi 4 is only supported when using EDK2-based UEFI firmware. |
The Raspberry Pi 4 is only supported when using EDK2-based UEFI firmware. |
By default the boot ROM will only try to load the firmware off an SD card. |
By default the boot ROM will only try to load the firmware off an SD card. |
As with the Raspberry Pi 3, there is no SD/MMC driver yet, but there are |
There is no SD/MMC driver yet, but there are no manual steps needed to |
no manual steps needed to boot from a USB disk drive. |
boot from a USB disk drive. |
|
|
<p> |
<p> |
Ampere eMAG and AMD Opteron systems come with a UEFI firmware in ROM |
Ampere eMAG and AMD Opteron systems come with a UEFI firmware in ROM |
|
|
<ul> |
<ul> |
<li><a href="https://man.openbsd.org/arm64/ahci.4">ahci(4)</a> |
<li><a href="https://man.openbsd.org/arm64/ahci.4">ahci(4)</a> |
on AMD Opteron A1100, Ampere eMAG, Marvell 7K/8K and SynQuacer-E |
on AMD Opteron A1100, Ampere eMAG, Marvell 7K/8K and SynQuacer-E |
|
<li><a href="https://man.openbsd.org/arm64/bcmsdhost.4">bcmsdhost(4)</a> |
|
on Raspberry Pi 3 |
<li><a href="https://man.openbsd.org/arm64/dwmmc.4">dwmmc(4)</a> |
<li><a href="https://man.openbsd.org/arm64/dwmmc.4">dwmmc(4)</a> |
on Rockchip RK3328/RK3399 |
on Rockchip RK3328/RK3399 |
<li><a href="https://man.openbsd.org/arm64/sdhc.4">sdhc(4)</a> |
<li><a href="https://man.openbsd.org/arm64/sdhc.4">sdhc(4)</a> |