rust/va416xx-rs
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calculate most bootloader properties
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This commit is contained in:
Robin Müller 2024-09-20 12:07:07 +02:00
parent 051042ad1b
commit 5b336a2b41
5 changed files with 25 additions and 16 deletions
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2
bootloader/Cargo.toml
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@ -11,9 +11,11 @@ panic-rtt-target = { version = "0.1.3" }
panic-halt = { version = "0.2" } panic-halt = { version = "0.2" }
rtt-target = { version = "0.5" } rtt-target = { version = "0.5" }
crc = "3" crc = "3"
static_assertions = "1"
[dependencies.va416xx-hal] [dependencies.va416xx-hal]
path = "../va416xx-hal" path = "../va416xx-hal"
features = ["va41630"]
[features] [features]
default = [] default = []

8
bootloader/README.md
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@ -12,11 +12,11 @@ The bootloader uses the following memory map:
| 0x0 | Bootloader start | code up to 0x3FFC bytes | | 0x0 | Bootloader start | code up to 0x3FFC bytes |
| 0x3FFC | Bootloader CRC | word | | 0x3FFC | Bootloader CRC | word |
| 0x4000 | App image A start | code up to 0x1DFFC (~120K) bytes | | 0x4000 | App image A start | code up to 0x1DFFC (~120K) bytes |
| 0x21FFC | App image A CRC check length | word | | 0x21FF8 | App image A CRC check length | word |
| 0x21FFE | App image A CRC check value | word | | 0x21FFC | App image A CRC check value | word |
| 0x22000 | App image B start | code up to 0x1DFFC (~120K) bytes | | 0x22000 | App image B start | code up to 0x1DFFC (~120K) bytes |
| 0x3FFFC | App image B CRC check length | word | | 0x3FFF8 | App image B CRC check length | word |
| 0x3FFFE | App image B CRC check value | word | | 0x3FFFC | App image B CRC check value | word |
| 0x40000 | End of NVM | end | | 0x40000 | End of NVM | end |
## Additional Information ## Additional Information

27
bootloader/src/main.rs
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@ -39,20 +39,27 @@ const RTT_PRINTOUT: bool = true;
// Important bootloader addresses and offsets, vector table information. // Important bootloader addresses and offsets, vector table information.
const NVM_SIZE: u32 = 0x40000;
const BOOTLOADER_START_ADDR: u32 = 0x0; const BOOTLOADER_START_ADDR: u32 = 0x0;
const BOOTLOADER_CRC_ADDR: u32 = BOOTLOADER_END_ADDR - 4;
const BOOTLOADER_END_ADDR: u32 = 0x4000; const BOOTLOADER_END_ADDR: u32 = 0x4000;
const BOOTLOADER_CRC_ADDR: u32 = 0x3FFC;
const APP_A_START_ADDR: u32 = 0x4000; const APP_A_START_ADDR: u32 = BOOTLOADER_END_ADDR; // 0x4000
pub const APP_A_END_ADDR: u32 = 0x22000;
// The actual size of the image which is relevant for CRC calculation. // The actual size of the image which is relevant for CRC calculation.
const APP_A_SIZE_ADDR: u32 = 0x21FF8; const APP_A_SIZE_ADDR: u32 = APP_B_END_ADDR - 8; // 0x21FF8
const APP_A_CRC_ADDR: u32 = 0x21FFC; const APP_A_CRC_ADDR: u32 = APP_B_END_ADDR - 4; // 0x21FFC
const APP_B_START_ADDR: u32 = 0x22000; pub const APP_A_END_ADDR: u32 = APP_B_END_ADDR - BOOTLOADER_END_ADDR / 2;
pub const APP_B_END_ADDR: u32 = 0x40000;
const APP_B_START_ADDR: u32 = APP_A_END_ADDR; // 0x22000
// The actual size of the image which is relevant for CRC calculation. // The actual size of the image which is relevant for CRC calculation.
const APP_B_SIZE_ADDR: u32 = 0x3FFF8; const APP_B_SIZE_ADDR: u32 = APP_B_END_ADDR - 8; // 0x3FFF8
const APP_B_CRC_ADDR: u32 = 0x3FFFC; const APP_B_CRC_ADDR: u32 = APP_B_END_ADDR - 4; // 0x3FFFC
pub const APP_IMG_SZ: u32 = 0x1E000; pub const APP_B_END_ADDR: u32 = NVM_SIZE; // 0x40000
pub const APP_IMG_SZ: u32 = APP_B_END_ADDR - APP_A_END_ADDR / 2;
static_assertions::const_assert!((APP_B_END_ADDR - BOOTLOADER_END_ADDR) % 2 == 0);
pub const VECTOR_TABLE_OFFSET: u32 = 0x0; pub const VECTOR_TABLE_OFFSET: u32 = 0x0;
pub const VECTOR_TABLE_LEN: u32 = 0x350; pub const VECTOR_TABLE_LEN: u32 = 0x350;

2
flashloader/slot-a-blinky/Cargo.toml
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@ -7,11 +7,11 @@ edition = "2021"
[dependencies] [dependencies]
cortex-m-rt = "0.7" cortex-m-rt = "0.7"
va416xx-hal = { path = "../../va416xx-hal" }
panic-rtt-target = { version = "0.1.3" } panic-rtt-target = { version = "0.1.3" }
rtt-target = { version = "0.5" } rtt-target = { version = "0.5" }
cortex-m = { version = "0.7", features = ["critical-section-single-core"] } cortex-m = { version = "0.7", features = ["critical-section-single-core"] }
embedded-hal = "1" embedded-hal = "1"
va416xx-hal = { path = "../../va416xx-hal", features = ["va41630"] }
[profile.dev] [profile.dev]
codegen-units = 1 codegen-units = 1

2
flashloader/slot-b-blinky/Cargo.toml
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@ -7,11 +7,11 @@ edition = "2021"
[dependencies] [dependencies]
cortex-m-rt = "0.7" cortex-m-rt = "0.7"
va416xx-hal = { path = "../../va416xx-hal" }
panic-rtt-target = { version = "0.1.3" } panic-rtt-target = { version = "0.1.3" }
rtt-target = { version = "0.5" } rtt-target = { version = "0.5" }
cortex-m = { version = "0.7", features = ["critical-section-single-core"] } cortex-m = { version = "0.7", features = ["critical-section-single-core"] }
embedded-hal = "1" embedded-hal = "1"
va416xx-hal = { path = "../../va416xx-hal", features = ["va41630"] }
[profile.dev] [profile.dev]
codegen-units = 1 codegen-units = 1