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RPi/arm device improvements #775

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Oct 26, 2023
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RPi/arm device improvements #775

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0264ad2
installation/guides/arm-devices/index: expand image section slightly
classabbyamp Oct 14, 2023
611bccd
installation/guides/arm-devices/platforms: document USB boot for RPi4
classabbyamp Oct 14, 2023
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12 changes: 9 additions & 3 deletions src/installation/guides/arm-devices/index.md
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Expand Up @@ -27,9 +27,9 @@ thoroughly.

### Pre-built images

After [downloading and verifying](../../index.md#downloading-installation-media)
an image, it can be written to the relevant media with
[cat(1)](https://man.voidlinux.org/cat.1),
The pre-built images provided are prepared for 2GB SD cards. After [downloading
and verifying](../../index.md#downloading-installation-media) an image, it can
be written to the relevant media with [cat(1)](https://man.voidlinux.org/cat.1),
[pv(1)](https://man.voidlinux.org/pv.1), or
[dd(1)](https://man.voidlinux.org/dd.1). For example, to flash it onto an SD
card located at `/dev/mmcblk0`:
Expand All @@ -38,6 +38,12 @@ card located at `/dev/mmcblk0`:
# dd if=<image>.img of=/dev/mmcblk0 bs=4M status=progress
```

After flashing, the root partition can optionally be expanded to fit the storage
device with [cfdisk(8)](https://man.voidlinux.org/cfdisk.8),
[fdisk(8)](https://man.voidlinux.org/fdisk.8), or another partitioning tool, and
the filesystem can be resized to fit the expanded partition with
[resize2fs(8)](https://man.voidlinux.org/resize2fs.8).

### Custom partition layout

Customizing an installation - for example, with a custom partition layout -
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7 changes: 7 additions & 0 deletions src/installation/guides/arm-devices/platforms.md
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Expand Up @@ -29,6 +29,13 @@ documentation](https://www.raspberrypi.org/documentation/configuration/cmdline-t
> these images is that the armv7l image provides a 32-bit system while the
> aarch64 image provides a 64-bit system.

### USB mass storage boot on Raspberry Pi 4

To boot an RPi 4 from a USB mass storage device, the [install process is the
same](./index.md), but after installation, the USB drive needs to be mounted on
the host and the `root=` argument in `/boot/cmdline.txt` needs to be changed to,
for example, `root=/dev/sda2`.

### Enabling hardware RNG device

By default, the
Expand Down