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Revert the MPU hack by splitting the store in 2

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This commit is contained in:
Julien Cretin
2021-09-15 19:36:35 +02:00
committed by Julien Cretin
parent 596b47886c
commit 18ba4368e4
4 changed files with 62 additions and 42 deletions
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18
boards/nordic/nrf52840dk_opensk/src/main.rs
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@@ -128,11 +128,19 @@ const NUM_PROCS: usize = 8;
static mut PROCESSES: [Option<&'static dyn kernel::procs::ProcessType>; NUM_PROCS] =
[None; NUM_PROCS];
static mut STORAGE_LOCATIONS: [kernel::StorageLocation; 1] = [kernel::StorageLocation {
address: 0xC0000,
size: 0x14000, // NUM_PAGES = 20
storage_type: kernel::StorageType::STORE,
}];
static mut STORAGE_LOCATIONS: [kernel::StorageLocation; 2] = [
// We implement NUM_PAGES = 20 as 16 + 4 to satisfy the MPU.
kernel::StorageLocation {
address: 0xC0000,
size: 0x10000, // 16 pages
storage_type: kernel::StorageType::STORE,
},
kernel::StorageLocation {
address: 0xD0000,
size: 0x4000, // 4 pages
storage_type: kernel::StorageType::STORE,
},
];
static mut CHIP: Option<&'static nrf52840::chip::NRF52<Nrf52840DefaultPeripherals>> = None;