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boot: release flash after prepare and refactor api

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This refactoring of the chip specific bootloader creates the internal boot instance and aligned
buffer in the prepare stage, so that they are automatically dropped after. This unlocks a use
case where peripherals owning the flash need to be Drop'ed before load() happens.
This commit is contained in:
Ulf Lilleengen
2023-08-11 19:47:24 +02:00
parent c1da2c0219
commit 55ff397c0c
6 changed files with 34 additions and 79 deletions
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4
examples/boot/bootloader/nrf/src/main.rs
View File

@ -33,9 +33,7 @@ fn main() -> ! {
let config = BootLoaderConfig::from_linkerfile_blocking(&flash);
let active_offset = config.active.offset();
let mut bl: BootLoader<_, _, _> = BootLoader::new(config);
bl.prepare();
let bl: BootLoader = BootLoader::prepare(config);
unsafe { bl.load(active_offset) }
}

4
examples/boot/bootloader/rp/src/main.rs
View File

@ -29,9 +29,7 @@ fn main() -> ! {
let config = BootLoaderConfig::from_linkerfile_blocking(&flash);
let active_offset = config.active.offset();
let mut bl: BootLoader<_, _, _> = BootLoader::new(config);
bl.prepare();
let bl: BootLoader = BootLoader::prepare(config);
unsafe { bl.load(embassy_rp::flash::FLASH_BASE as u32 + active_offset) }
}

4
examples/boot/bootloader/stm32/src/main.rs
View File

@ -27,9 +27,7 @@ fn main() -> ! {
let config = BootLoaderConfig::from_linkerfile_blocking(&flash);
let active_offset = config.active.offset();
let mut bl: BootLoader<_, _, _, 2048> = BootLoader::new(config);
bl.prepare();
let bl = BootLoader::prepare::<_, _, _, 2048>(config);
unsafe { bl.load(BANK1_REGION.base + active_offset) }
}