Bump toolchain

01_wait_forever/src/_arch/aarch64/cpu/boot.rs

@@ -12,4 +12,4 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));

01_wait_forever/src/main.rs

@@ -103,8 +103,6 @@
 //! 1. The kernel's entry point is the function `cpu::boot::arch_boot::_start()`.
 //!     - It is implemented in `src/_arch/__arch_name__/cpu/boot.s`.
 
-#![feature(asm)]
-#![feature(global_asm)]
 #![no_main]
 #![no_std]
 

02_runtime_init/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

02_runtime_init/Cargo.toml

@@ -24,5 +24,4 @@ path = "src/main.rs"
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

02_runtime_init/README.md

@@ -40,15 +40,14 @@ diff -uNr 01_wait_forever/Cargo.toml 02_runtime_init/Cargo.toml
  authors = ["Andre Richter <andre.o.richter@gmail.com>"]
  edition = "2021"
 
-@@ -21,3 +21,8 @@
+@@ -21,3 +21,7 @@
  ##--------------------------------------------------------------------------------------------------
 
  [dependencies]
 +
 +# Platform specific dependencies
 +[target.'cfg(target_arch = "aarch64")'.dependencies]
-+cortex-a = { version = "6.x.x" }
++cortex-a = { version = "7.x.x" }
-+
 
 diff -uNr 01_wait_forever/Makefile 02_runtime_init/Makefile
 --- 01_wait_forever/Makefile
@@ -69,7 +68,7 @@ diff -uNr 01_wait_forever/src/_arch/aarch64/cpu/boot.rs 02_runtime_init/src/_arc
 @@ -13,3 +13,15 @@
 
  // Assembly counterpart to this file.
- global_asm!(include_str!("boot.s"));
+ core::arch::global_asm!(include_str!("boot.s"));
 +
 +//--------------------------------------------------------------------------------------------------
 +// Public Code
@@ -303,17 +302,15 @@ diff -uNr 01_wait_forever/src/cpu.rs 02_runtime_init/src/cpu.rs
 diff -uNr 01_wait_forever/src/main.rs 02_runtime_init/src/main.rs
 --- 01_wait_forever/src/main.rs
 +++ 02_runtime_init/src/main.rs
-@@ -102,8 +102,8 @@
+@@ -102,6 +102,7 @@
  //!
  //! 1. The kernel's entry point is the function `cpu::boot::arch_boot::_start()`.
  //!     - It is implemented in `src/_arch/__arch_name__/cpu/boot.s`.
 +//! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
--#![feature(asm)]
- #![feature(global_asm)]
  #![no_main]
  #![no_std]
-@@ -112,4 +112,11 @@
+@@ -110,4 +111,11 @@
  mod cpu;
  mod panic_wait;
 

02_runtime_init/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

02_runtime_init/src/main.rs

@@ -104,7 +104,6 @@
 //!     - It is implemented in `src/_arch/__arch_name__/cpu/boot.s`.
 //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
-#![feature(global_asm)]
 #![no_main]
 #![no_std]
 

03_hacky_hello_world/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

03_hacky_hello_world/Cargo.toml

@@ -24,5 +24,4 @@ path = "src/main.rs"
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

03_hacky_hello_world/README.md

@@ -208,12 +208,11 @@ diff -uNr 02_runtime_init/src/console.rs 03_hacky_hello_world/src/console.rs
 diff -uNr 02_runtime_init/src/main.rs 03_hacky_hello_world/src/main.rs
 --- 02_runtime_init/src/main.rs
 +++ 03_hacky_hello_world/src/main.rs
-@@ -104,13 +104,17 @@
+@@ -104,12 +104,16 @@
  //!     - It is implemented in `src/_arch/__arch_name__/cpu/boot.s`.
  //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
 +#![feature(format_args_nl)]
- #![feature(global_asm)]
 +#![feature(panic_info_message)]
  #![no_main]
  #![no_std]
@@ -226,7 +225,7 @@ diff -uNr 02_runtime_init/src/main.rs 03_hacky_hello_world/src/main.rs
 
  /// Early init code.
  ///
-@@ -118,5 +122,7 @@
+@@ -117,5 +121,7 @@
  ///
  /// - Only a single core must be active and running this function.
  unsafe fn kernel_init() -> ! {

03_hacky_hello_world/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

03_hacky_hello_world/src/main.rs

@@ -105,7 +105,6 @@
 //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![no_main]
 #![no_std]

04_safe_globals/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

04_safe_globals/Cargo.toml

@@ -24,5 +24,4 @@ path = "src/main.rs"
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

04_safe_globals/README.md

@@ -224,15 +224,15 @@ diff -uNr 03_hacky_hello_world/src/console.rs 04_safe_globals/src/console.rs
 diff -uNr 03_hacky_hello_world/src/main.rs 04_safe_globals/src/main.rs
 --- 03_hacky_hello_world/src/main.rs
 +++ 04_safe_globals/src/main.rs
-@@ -107,6 +107,7 @@
+@@ -106,6 +106,7 @@
+
  #![feature(format_args_nl)]
- #![feature(global_asm)]
  #![feature(panic_info_message)]
 +#![feature(trait_alias)]
  #![no_main]
  #![no_std]
 
-@@ -115,6 +116,7 @@
+@@ -114,6 +115,7 @@
  mod cpu;
  mod panic_wait;
  mod print;
@@ -240,7 +240,7 @@ diff -uNr 03_hacky_hello_world/src/main.rs 04_safe_globals/src/main.rs
 
  /// Early init code.
  ///
-@@ -122,7 +124,15 @@
+@@ -121,7 +123,15 @@
  ///
  /// - Only a single core must be active and running this function.
  unsafe fn kernel_init() -> ! {

04_safe_globals/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

04_safe_globals/src/main.rs

@@ -105,7 +105,6 @@
 //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

05_drivers_gpio_uart/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

05_drivers_gpio_uart/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

05_drivers_gpio_uart/README.md

@@ -140,7 +140,7 @@ diff -uNr 04_safe_globals/Cargo.toml 05_drivers_gpio_uart/Cargo.toml
 +
  # Platform specific dependencies
  [target.'cfg(target_arch = "aarch64")'.dependencies]
- cortex-a = { version = "6.x.x" }
+ cortex-a = { version = "7.x.x" }
 
 diff -uNr 04_safe_globals/Makefile 05_drivers_gpio_uart/Makefile
 --- 04_safe_globals/Makefile
@@ -1340,9 +1340,9 @@ diff -uNr 04_safe_globals/src/main.rs 05_drivers_gpio_uart/src/main.rs
 +#![allow(clippy::upper_case_acronyms)]
 +#![feature(const_fn_fn_ptr_basics)]
  #![feature(format_args_nl)]
- #![feature(global_asm)]
  #![feature(panic_info_message)]
-@@ -114,6 +116,7 @@
+ #![feature(trait_alias)]
+@@ -113,6 +115,7 @@
  mod bsp;
  mod console;
  mod cpu;
@@ -1350,7 +1350,7 @@ diff -uNr 04_safe_globals/src/main.rs 05_drivers_gpio_uart/src/main.rs
  mod panic_wait;
  mod print;
  mod synchronization;
-@@ -123,16 +126,54 @@
+@@ -122,16 +125,54 @@
  /// # Safety
  ///
  /// - Only a single core must be active and running this function.

05_drivers_gpio_uart/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

05_drivers_gpio_uart/src/main.rs

@@ -107,7 +107,6 @@
 #![allow(clippy::upper_case_acronyms)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

06_uart_chainloader/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

06_uart_chainloader/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

06_uart_chainloader/README.md

@@ -456,15 +456,7 @@ diff -uNr 05_drivers_gpio_uart/src/bsp/raspberrypi/memory.rs 06_uart_chainloader
 diff -uNr 05_drivers_gpio_uart/src/main.rs 06_uart_chainloader/src/main.rs
 --- 05_drivers_gpio_uart/src/main.rs
 +++ 06_uart_chainloader/src/main.rs
-@@ -105,6 +105,7 @@
+@@ -141,38 +141,56 @@
- //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
-
- #![allow(clippy::upper_case_acronyms)]
-+#![feature(asm)]
- #![feature(const_fn_fn_ptr_basics)]
- #![feature(format_args_nl)]
- #![feature(global_asm)]
-@@ -142,38 +143,56 @@
      kernel_main()
  }
 
@@ -480,7 +472,7 @@ diff -uNr 05_drivers_gpio_uart/src/main.rs 06_uart_chainloader/src/main.rs
      use bsp::console::console;
      use console::interface::All;
 -    use driver::interface::DriverManager;
--
+
 -    println!(
 -        "[0] {} version {}",
 -        env!("CARGO_PKG_NAME"),
@@ -495,37 +487,36 @@ diff -uNr 05_drivers_gpio_uart/src/main.rs 06_uart_chainloader/src/main.rs
 -        .enumerate()
 -    {
 -        println!("      {}. {}", i + 1, driver.compatible());
--    }
-
--    println!(
--        "[3] Chars written: {}",
--        bsp::console::console().chars_written()
--    );
--    println!("[4] Echoing input now");
 +    println!("{}", MINILOAD_LOGO);
 +    println!("{:^37}", bsp::board_name());
 +    println!();
 +    println!("[ML] Requesting binary");
 +    console().flush();
-
++
--    // Discard any spurious received characters before going into echo mode.
 +    // Discard any spurious received characters before starting with the loader protocol.
-     console().clear_rx();
++    console().clear_rx();
--    loop {
--        let c = bsp::console::console().read_char();
--        bsp::console::console().write_char(c);
 +
 +    // Notify `Minipush` to send the binary.
 +    for _ in 0..3 {
 +        console().write_char(3 as char);
      }
-+
+
+-    println!(
+-        "[3] Chars written: {}",
+-        bsp::console::console().chars_written()
+-    );
+-    println!("[4] Echoing input now");
 +    // Read the binary's size.
 +    let mut size: u32 = u32::from(console().read_char() as u8);
 +    size |= u32::from(console().read_char() as u8) << 8;
 +    size |= u32::from(console().read_char() as u8) << 16;
 +    size |= u32::from(console().read_char() as u8) << 24;
-+
+
+-    // Discard any spurious received characters before going into echo mode.
+-    console().clear_rx();
+-    loop {
+-        let c = bsp::console::console().read_char();
+-        bsp::console::console().write_char(c);
 +    // Trust it's not too big.
 +    console().write_char('O');
 +    console().write_char('K');
@@ -536,7 +527,7 @@ diff -uNr 05_drivers_gpio_uart/src/main.rs 06_uart_chainloader/src/main.rs
 +        for i in 0..size {
 +            core::ptr::write_volatile(kernel_addr.offset(i as isize), console().read_char() as u8)
 +        }
-+    }
+     }
 +
 +    println!("[ML] Loaded! Executing the payload now\n");
 +    console().flush();

06_uart_chainloader/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

06_uart_chainloader/src/main.rs

@@ -105,10 +105,8 @@
 //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
 
 #![allow(clippy::upper_case_acronyms)]
-#![feature(asm)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

07_timestamps/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

07_timestamps/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

07_timestamps/README.md

@@ -536,15 +536,7 @@ diff -uNr 06_uart_chainloader/src/cpu.rs 07_timestamps/src/cpu.rs
 diff -uNr 06_uart_chainloader/src/main.rs 07_timestamps/src/main.rs
 --- 06_uart_chainloader/src/main.rs
 +++ 07_timestamps/src/main.rs
-@@ -105,7 +105,6 @@
+@@ -119,6 +119,7 @@
- //! 2. Once finished with architectural setup, the arch code calls `kernel_init()`.
-
- #![allow(clippy::upper_case_acronyms)]
--#![feature(asm)]
- #![feature(const_fn_fn_ptr_basics)]
- #![feature(format_args_nl)]
- #![feature(global_asm)]
-@@ -121,6 +120,7 @@
  mod panic_wait;
  mod print;
  mod synchronization;
@@ -552,7 +544,7 @@ diff -uNr 06_uart_chainloader/src/main.rs 07_timestamps/src/main.rs
 
  /// Early init code.
  ///
-@@ -143,56 +143,38 @@
+@@ -141,56 +142,38 @@
      kernel_main()
  }
 

07_timestamps/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

07_timestamps/src/main.rs

@@ -107,7 +107,6 @@
 #![allow(clippy::upper_case_acronyms)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

08_hw_debug_JTAG/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

08_hw_debug_JTAG/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

08_hw_debug_JTAG/src/_arch/aarch64/cpu/boot.rs

@@ -12,7 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 // Assembly counterpart to this file.
-global_asm!(include_str!("boot.s"));
+core::arch::global_asm!(include_str!("boot.s"));
 
 //--------------------------------------------------------------------------------------------------
 // Public Code

08_hw_debug_JTAG/src/main.rs

@@ -107,7 +107,6 @@
 #![allow(clippy::upper_case_acronyms)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

09_privilege_level/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

09_privilege_level/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

09_privilege_level/README.md

@@ -211,17 +211,19 @@ diff -uNr 08_hw_debug_JTAG/Cargo.toml 09_privilege_level/Cargo.toml
 diff -uNr 08_hw_debug_JTAG/src/_arch/aarch64/cpu/boot.rs 09_privilege_level/src/_arch/aarch64/cpu/boot.rs
 --- 08_hw_debug_JTAG/src/_arch/aarch64/cpu/boot.rs
 +++ 09_privilege_level/src/_arch/aarch64/cpu/boot.rs
-@@ -11,17 +11,68 @@
+@@ -11,8 +11,53 @@
  //!
  //! crate::cpu::boot::arch_boot
 
++use core::arch::global_asm;
 +use cortex_a::{asm, registers::*};
 +use tock_registers::interfaces::Writeable;
 +
  // Assembly counterpart to this file.
- global_asm!(include_str!("boot.s"));
+-core::arch::global_asm!(include_str!("boot.s"));
-
++global_asm!(include_str!("boot.s"));
- //--------------------------------------------------------------------------------------------------
++
++//--------------------------------------------------------------------------------------------------
 +// Private Code
 +//--------------------------------------------------------------------------------------------------
 +
@@ -261,11 +263,10 @@ diff -uNr 08_hw_debug_JTAG/src/_arch/aarch64/cpu/boot.rs 09_privilege_level/src/
 +    // are no plans to ever return to EL2, just re-use the same stack.
 +    SP_EL1.set(phys_boot_core_stack_end_exclusive_addr);
 +}
-+
-+//--------------------------------------------------------------------------------------------------
- // Public Code
- //--------------------------------------------------------------------------------------------------
 
+ //--------------------------------------------------------------------------------------------------
+ // Public Code
+@@ -21,7 +66,14 @@
  /// The Rust entry of the `kernel` binary.
  ///
  /// The function is called from the assembly `_start` function.
@@ -501,7 +502,7 @@ diff -uNr 08_hw_debug_JTAG/src/exception.rs 09_privilege_level/src/exception.rs
 diff -uNr 08_hw_debug_JTAG/src/main.rs 09_privilege_level/src/main.rs
 --- 08_hw_debug_JTAG/src/main.rs
 +++ 09_privilege_level/src/main.rs
-@@ -117,6 +117,7 @@
+@@ -116,6 +116,7 @@
  mod console;
  mod cpu;
  mod driver;
@@ -509,7 +510,7 @@ diff -uNr 08_hw_debug_JTAG/src/main.rs 09_privilege_level/src/main.rs
  mod panic_wait;
  mod print;
  mod synchronization;
-@@ -145,6 +146,8 @@
+@@ -144,6 +145,8 @@
 
  /// The main function running after the early init.
  fn kernel_main() -> ! {
@@ -518,7 +519,7 @@ diff -uNr 08_hw_debug_JTAG/src/main.rs 09_privilege_level/src/main.rs
      use core::time::Duration;
      use driver::interface::DriverManager;
      use time::interface::TimeManager;
-@@ -156,6 +159,12 @@
+@@ -155,6 +158,12 @@
      );
      info!("Booting on: {}", bsp::board_name());
 
@@ -531,7 +532,7 @@ diff -uNr 08_hw_debug_JTAG/src/main.rs 09_privilege_level/src/main.rs
      info!(
          "Architectural timer resolution: {} ns",
          time::time_manager().resolution().as_nanos()
-@@ -170,11 +179,15 @@
+@@ -169,11 +178,15 @@
          info!("      {}. {}", i + 1, driver.compatible());
      }
 

09_privilege_level/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

09_privilege_level/src/main.rs

@@ -107,7 +107,6 @@
 #![allow(clippy::upper_case_acronyms)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

10_virtual_mem_part1_identity_mapping/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

10_virtual_mem_part1_identity_mapping/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

10_virtual_mem_part1_identity_mapping/README.md

@@ -1089,9 +1089,9 @@ diff -uNr 09_privilege_level/src/main.rs 10_virtual_mem_part1_identity_mapping/s
  #![feature(const_fn_fn_ptr_basics)]
 +#![feature(core_intrinsics)]
  #![feature(format_args_nl)]
- #![feature(global_asm)]
  #![feature(panic_info_message)]
-@@ -118,6 +120,7 @@
+ #![feature(trait_alias)]
+@@ -117,6 +119,7 @@
  mod cpu;
  mod driver;
  mod exception;
@@ -1099,7 +1099,7 @@ diff -uNr 09_privilege_level/src/main.rs 10_virtual_mem_part1_identity_mapping/s
  mod panic_wait;
  mod print;
  mod synchronization;
-@@ -128,9 +131,17 @@
+@@ -127,9 +130,17 @@
  /// # Safety
  ///
  /// - Only a single core must be active and running this function.
@@ -1118,7 +1118,7 @@ diff -uNr 09_privilege_level/src/main.rs 10_virtual_mem_part1_identity_mapping/s
 
      for i in bsp::driver::driver_manager().all_device_drivers().iter() {
          if let Err(x) = i.init() {
-@@ -159,6 +170,9 @@
+@@ -158,6 +169,9 @@
      );
      info!("Booting on: {}", bsp::board_name());
 
@@ -1128,7 +1128,7 @@ diff -uNr 09_privilege_level/src/main.rs 10_virtual_mem_part1_identity_mapping/s
      let (_, privilege_level) = exception::current_privilege_level();
      info!("Current privilege level: {}", privilege_level);
 
-@@ -182,6 +196,13 @@
+@@ -181,6 +195,13 @@
      info!("Timer test, spinning for 1 second");
      time::time_manager().spin_for(Duration::from_secs(1));
 

10_virtual_mem_part1_identity_mapping/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

10_virtual_mem_part1_identity_mapping/src/main.rs

@@ -109,7 +109,6 @@
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

11_exceptions_part1_groundwork/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

11_exceptions_part1_groundwork/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-

11_exceptions_part1_groundwork/README.md

@@ -502,7 +502,7 @@ diff -uNr 10_virtual_mem_part1_identity_mapping/src/_arch/aarch64/exception.rs 1
 
 -use cortex_a::registers::*;
 -use tock_registers::interfaces::Readable;
-+use core::{cell::UnsafeCell, fmt};
++use core::{arch::global_asm, cell::UnsafeCell, fmt};
 +use cortex_a::{asm::barrier, registers::*};
 +use tock_registers::{
 +    interfaces::{Readable, Writeable},
@@ -1013,7 +1013,7 @@ diff -uNr 10_virtual_mem_part1_identity_mapping/src/exception.rs 11_exceptions_p
 diff -uNr 10_virtual_mem_part1_identity_mapping/src/main.rs 11_exceptions_part1_groundwork/src/main.rs
 --- 10_virtual_mem_part1_identity_mapping/src/main.rs
 +++ 11_exceptions_part1_groundwork/src/main.rs
-@@ -139,6 +139,8 @@
+@@ -138,6 +138,8 @@
      use driver::interface::DriverManager;
      use memory::mmu::interface::MMU;
 
@@ -1022,7 +1022,7 @@ diff -uNr 10_virtual_mem_part1_identity_mapping/src/main.rs 11_exceptions_part1_
      if let Err(string) = memory::mmu::mmu().enable_mmu_and_caching() {
          panic!("MMU: {}", string);
      }
-@@ -196,13 +198,28 @@
+@@ -195,13 +197,28 @@
      info!("Timer test, spinning for 1 second");
      time::time_manager().spin_for(Duration::from_secs(1));
 

11_exceptions_part1_groundwork/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

11_exceptions_part1_groundwork/src/_arch/aarch64/exception.rs

@@ -11,7 +11,7 @@
 //!
 //! crate::exception::arch_exception
 
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

11_exceptions_part1_groundwork/src/main.rs

@@ -109,7 +109,6 @@
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]
 #![no_main]

12_integrated_testing/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]
@@ -33,9 +33,9 @@ dependencies = [
 
 [[package]]
 name = "qemu-exit"
-version = "2.0.1"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "220eb94f40665452ab6114bf8a8d86aa1fd41c6dbfaa4ab71b5912c8adb80389"
+checksum = "0e0fa04276d522a40ed717bf874183a3b2a8bbb3fb4c646b03a7eb874ce5d543"
 
 [[package]]
 name = "quote"

12_integrated_testing/Cargo.toml

@@ -22,11 +22,11 @@ test-types = { path = "test-types" }
 
 # Optional dependencies
 tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-qemu-exit = { version = "2.x.x", optional = true }
+qemu-exit = { version = "3.x.x", optional = true }
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
 
 ##--------------------------------------------------------------------------------------------------
 ## Testing

12_integrated_testing/README.md

@@ -883,7 +883,7 @@ diff -uNr 11_exceptions_part1_groundwork/Cargo.toml 12_integrated_testing/Cargo.
  authors = ["Andre Richter <andre.o.richter@gmail.com>"]
  edition = "2021"
 
-@@ -11,21 +11,46 @@
+@@ -11,20 +11,46 @@
  default = []
  bsp_rpi3 = ["tock-registers"]
  bsp_rpi4 = ["tock-registers"]
@@ -902,12 +902,12 @@ diff -uNr 11_exceptions_part1_groundwork/Cargo.toml 12_integrated_testing/Cargo.
 
  # Optional dependencies
  tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-+qemu-exit = { version = "2.x.x", optional = true }
++qemu-exit = { version = "3.x.x", optional = true }
 
  # Platform specific dependencies
  [target.'cfg(target_arch = "aarch64")'.dependencies]
- cortex-a = { version = "6.x.x" }
+ cortex-a = { version = "7.x.x" }
-
++
 +##--------------------------------------------------------------------------------------------------
 +## Testing
 +##--------------------------------------------------------------------------------------------------
@@ -1274,7 +1274,7 @@ diff -uNr 11_exceptions_part1_groundwork/src/exception.rs 12_integrated_testing/
 diff -uNr 11_exceptions_part1_groundwork/src/lib.rs 12_integrated_testing/src/lib.rs
 --- 11_exceptions_part1_groundwork/src/lib.rs
 +++ 12_integrated_testing/src/lib.rs
-@@ -0,0 +1,185 @@
+@@ -0,0 +1,184 @@
 +// SPDX-License-Identifier: MIT OR Apache-2.0
 +//
 +// Copyright (c) 2018-2021 Andre Richter <andre.o.richter@gmail.com>
@@ -1388,7 +1388,6 @@ diff -uNr 11_exceptions_part1_groundwork/src/lib.rs 12_integrated_testing/src/li
 +#![feature(const_fn_fn_ptr_basics)]
 +#![feature(core_intrinsics)]
 +#![feature(format_args_nl)]
-+#![feature(global_asm)]
 +#![feature(linkage)]
 +#![feature(panic_info_message)]
 +#![feature(trait_alias)]
@@ -1464,7 +1463,7 @@ diff -uNr 11_exceptions_part1_groundwork/src/lib.rs 12_integrated_testing/src/li
 diff -uNr 11_exceptions_part1_groundwork/src/main.rs 12_integrated_testing/src/main.rs
 --- 11_exceptions_part1_groundwork/src/main.rs
 +++ 12_integrated_testing/src/main.rs
-@@ -6,125 +6,12 @@
+@@ -6,124 +6,12 @@
  #![doc(html_logo_url = "https://git.io/JeGIp")]
 
  //! The `kernel` binary.
@@ -1572,7 +1571,6 @@ diff -uNr 11_exceptions_part1_groundwork/src/main.rs 12_integrated_testing/src/m
 -#![feature(core_intrinsics)]
 +
  #![feature(format_args_nl)]
--#![feature(global_asm)]
 -#![feature(panic_info_message)]
 -#![feature(trait_alias)]
  #![no_main]
@@ -1592,7 +1590,7 @@ diff -uNr 11_exceptions_part1_groundwork/src/main.rs 12_integrated_testing/src/m
 
  /// Early init code.
  ///
-@@ -135,6 +22,7 @@
+@@ -134,6 +22,7 @@
  ///     - MMU + Data caching must be activated at the earliest. Without it, any atomic operations,
  ///       e.g. the yet-to-be-introduced spinlocks in the device drivers (which currently employ
  ///       NullLocks instead of spinlocks), will fail to work (properly) on the RPi SoCs.
@@ -1600,7 +1598,7 @@ diff -uNr 11_exceptions_part1_groundwork/src/main.rs 12_integrated_testing/src/m
  unsafe fn kernel_init() -> ! {
      use driver::interface::DriverManager;
      use memory::mmu::interface::MMU;
-@@ -161,15 +49,9 @@
+@@ -160,15 +49,9 @@
  fn kernel_main() -> ! {
      use bsp::console::console;
      use console::interface::All;
@@ -1617,7 +1615,7 @@ diff -uNr 11_exceptions_part1_groundwork/src/main.rs 12_integrated_testing/src/m
      info!("Booting on: {}", bsp::board_name());
 
      info!("MMU online. Special regions:");
-@@ -195,31 +77,6 @@
+@@ -194,31 +77,6 @@
          info!("      {}. {}", i + 1, driver.compatible());
      }
 

12_integrated_testing/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

12_integrated_testing/src/_arch/aarch64/exception.rs

@@ -11,7 +11,7 @@
 //!
 //! crate::exception::arch_exception
 
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

12_integrated_testing/src/lib.rs

@@ -111,7 +111,6 @@
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(linkage)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]

13_exceptions_part2_peripheral_IRQs/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]
@@ -33,9 +33,9 @@ dependencies = [
 
 [[package]]
 name = "qemu-exit"
-version = "2.0.1"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "220eb94f40665452ab6114bf8a8d86aa1fd41c6dbfaa4ab71b5912c8adb80389"
+checksum = "0e0fa04276d522a40ed717bf874183a3b2a8bbb3fb4c646b03a7eb874ce5d543"
 
 [[package]]
 name = "quote"

13_exceptions_part2_peripheral_IRQs/Cargo.toml

@@ -22,11 +22,11 @@ test-types = { path = "test-types" }
 
 # Optional dependencies
 tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-qemu-exit = { version = "2.x.x", optional = true }
+qemu-exit = { version = "3.x.x", optional = true }
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
 
 ##--------------------------------------------------------------------------------------------------
 ## Testing

13_exceptions_part2_peripheral_IRQs/README.md

@@ -809,9 +809,11 @@ diff -uNr 12_integrated_testing/src/_arch/aarch64/cpu/smp.rs 13_exceptions_part2
 diff -uNr 12_integrated_testing/src/_arch/aarch64/exception/asynchronous.rs 13_exceptions_part2_peripheral_IRQs/src/_arch/aarch64/exception/asynchronous.rs
 --- 12_integrated_testing/src/_arch/aarch64/exception/asynchronous.rs
 +++ 13_exceptions_part2_peripheral_IRQs/src/_arch/aarch64/exception/asynchronous.rs
-@@ -12,12 +12,16 @@
+@@ -11,13 +11,18 @@
+ //!
  //! crate::exception::asynchronous::arch_asynchronous
 
++use core::arch::asm;
  use cortex_a::registers::*;
 -use tock_registers::interfaces::Readable;
 +use tock_registers::interfaces::{Readable, Writeable};
@@ -827,7 +829,7 @@ diff -uNr 12_integrated_testing/src/_arch/aarch64/exception/asynchronous.rs 13_e
  trait DaifField {
      fn daif_field() -> tock_registers::fields::Field<u64, DAIF::Register>;
  }
-@@ -66,6 +70,71 @@
+@@ -66,6 +71,71 @@
  // Public Code
  //--------------------------------------------------------------------------------------------------
 
@@ -908,7 +910,7 @@ diff -uNr 12_integrated_testing/src/_arch/aarch64/exception.rs 13_exceptions_par
  //! crate::exception::arch_exception
 
 +use crate::{bsp, exception};
- use core::{cell::UnsafeCell, fmt};
+ use core::{arch::global_asm, cell::UnsafeCell, fmt};
  use cortex_a::{asm::barrier, registers::*};
  use tock_registers::{
 @@ -91,8 +92,11 @@
@@ -2413,13 +2415,13 @@ diff -uNr 12_integrated_testing/src/lib.rs 13_exceptions_part2_peripheral_IRQs/s
 
  #![allow(clippy::upper_case_acronyms)]
  #![allow(incomplete_features)]
-+#![feature(asm)]
++#![feature(asm_const)]
  #![feature(const_fn_fn_ptr_basics)]
 +#![feature(const_fn_trait_bound)]
  #![feature(core_intrinsics)]
  #![feature(format_args_nl)]
- #![feature(global_asm)]
+ #![feature(linkage)]
-@@ -132,6 +134,7 @@
+@@ -131,6 +133,7 @@
  pub mod exception;
  pub mod memory;
  pub mod print;

13_exceptions_part2_peripheral_IRQs/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

13_exceptions_part2_peripheral_IRQs/src/_arch/aarch64/exception.rs

@@ -12,7 +12,7 @@
 //! crate::exception::arch_exception
 
 use crate::{bsp, exception};
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

13_exceptions_part2_peripheral_IRQs/src/_arch/aarch64/exception/asynchronous.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::exception::asynchronous::arch_asynchronous
 
+use core::arch::asm;
 use cortex_a::registers::*;
 use tock_registers::interfaces::{Readable, Writeable};
 

13_exceptions_part2_peripheral_IRQs/src/lib.rs

@@ -108,12 +108,11 @@
 
 #![allow(clippy::upper_case_acronyms)]
 #![allow(incomplete_features)]
-#![feature(asm)]
+#![feature(asm_const)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_fn_trait_bound)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
-#![feature(global_asm)]
 #![feature(linkage)]
 #![feature(panic_info_message)]
 #![feature(trait_alias)]

14_virtual_mem_part2_mmio_remap/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]
@@ -33,9 +33,9 @@ dependencies = [
 
 [[package]]
 name = "qemu-exit"
-version = "2.0.1"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "220eb94f40665452ab6114bf8a8d86aa1fd41c6dbfaa4ab71b5912c8adb80389"
+checksum = "0e0fa04276d522a40ed717bf874183a3b2a8bbb3fb4c646b03a7eb874ce5d543"
 
 [[package]]
 name = "quote"

14_virtual_mem_part2_mmio_remap/Cargo.toml

@@ -22,11 +22,11 @@ test-types = { path = "test-types" }
 
 # Optional dependencies
 tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-qemu-exit = { version = "2.x.x", optional = true }
+qemu-exit = { version = "3.x.x", optional = true }
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
 
 ##--------------------------------------------------------------------------------------------------
 ## Testing

14_virtual_mem_part2_mmio_remap/README.md

@@ -1021,16 +1021,14 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/bsp/device_driver/arm/gicv2.rs
              handler_table: InitStateLock::new([None; Self::NUM_IRQS]),
          }
      }
-@@ -139,6 +152,22 @@
+@@ -139,6 +152,20 @@
      }
 
      unsafe fn init(&self) -> Result<(), &'static str> {
 +        let remapped = self.is_mmio_remapped.load(Ordering::Relaxed);
 +        if !remapped {
-+            let mut virt_addr;
-+
 +            // GICD
-+            virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
++            let mut virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
 +            self.gicd.set_mmio(virt_addr.as_usize());
 +
 +            // GICC
@@ -2137,19 +2135,18 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/driver.rs 14_virtual_mem_part2
 diff -uNr 13_exceptions_part2_peripheral_IRQs/src/lib.rs 14_virtual_mem_part2_mmio_remap/src/lib.rs
 --- 13_exceptions_part2_peripheral_IRQs/src/lib.rs
 +++ 14_virtual_mem_part2_mmio_remap/src/lib.rs
-@@ -113,9 +113,11 @@
+@@ -113,8 +113,10 @@
  #![feature(const_fn_trait_bound)]
  #![feature(core_intrinsics)]
  #![feature(format_args_nl)]
 +#![feature(generic_const_exprs)]
- #![feature(global_asm)]
  #![feature(linkage)]
  #![feature(panic_info_message)]
 +#![feature(step_trait)]
  #![feature(trait_alias)]
  #![no_std]
  // Testing
-@@ -128,6 +130,7 @@
+@@ -127,6 +129,7 @@
  mod synchronization;
 
  pub mod bsp;
@@ -2157,7 +2154,7 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/lib.rs 14_virtual_mem_part2_mm
  pub mod console;
  pub mod cpu;
  pub mod driver;
-@@ -180,6 +183,7 @@
+@@ -179,6 +182,7 @@
  #[no_mangle]
  unsafe fn kernel_init() -> ! {
      exception::handling_init();
@@ -3430,7 +3427,7 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/memory/mmu.rs 14_virtual_mem_p
 diff -uNr 13_exceptions_part2_peripheral_IRQs/src/memory.rs 14_virtual_mem_part2_mmio_remap/src/memory.rs
 --- 13_exceptions_part2_peripheral_IRQs/src/memory.rs
 +++ 14_virtual_mem_part2_mmio_remap/src/memory.rs
-@@ -5,3 +5,161 @@
+@@ -5,3 +5,163 @@
  //! Memory Management.
 
  pub mod mmu;
@@ -3486,6 +3483,7 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/memory.rs 14_virtual_mem_part2
 +    }
 +
 +    /// Align down to page size.
++    #[must_use]
 +    pub const fn align_down_page(self) -> Self {
 +        let aligned = common::align_down(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 +
@@ -3493,6 +3491,7 @@ diff -uNr 13_exceptions_part2_peripheral_IRQs/src/memory.rs 14_virtual_mem_part2
 +    }
 +
 +    /// Align up to page size.
++    #[must_use]
 +    pub const fn align_up_page(self) -> Self {
 +        let aligned = common::align_up(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 +

14_virtual_mem_part2_mmio_remap/src/_arch/aarch64/cpu/boot.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::cpu::boot::arch_boot
 
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

14_virtual_mem_part2_mmio_remap/src/_arch/aarch64/exception.rs

@@ -12,7 +12,7 @@
 //! crate::exception::arch_exception
 
 use crate::{bsp, exception};
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

14_virtual_mem_part2_mmio_remap/src/_arch/aarch64/exception/asynchronous.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::exception::asynchronous::arch_asynchronous
 
+use core::arch::asm;
 use cortex_a::registers::*;
 use tock_registers::interfaces::{Readable, Writeable};
 

14_virtual_mem_part2_mmio_remap/src/bsp/device_driver/arm/gicv2.rs

@@ -154,10 +154,8 @@ impl driver::interface::DeviceDriver for GICv2 {
     unsafe fn init(&self) -> Result<(), &'static str> {
         let remapped = self.is_mmio_remapped.load(Ordering::Relaxed);
         if !remapped {
-            let mut virt_addr;
-
             // GICD
-            virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
+            let mut virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
             self.gicd.set_mmio(virt_addr.as_usize());
 
             // GICC

14_virtual_mem_part2_mmio_remap/src/lib.rs

@@ -108,13 +108,12 @@
 
 #![allow(clippy::upper_case_acronyms)]
 #![allow(incomplete_features)]
-#![feature(asm)]
+#![feature(asm_const)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_fn_trait_bound)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
 #![feature(generic_const_exprs)]
-#![feature(global_asm)]
 #![feature(linkage)]
 #![feature(panic_info_message)]
 #![feature(step_trait)]

14_virtual_mem_part2_mmio_remap/src/memory.rs

@@ -57,6 +57,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align down to page size.
+    #[must_use]
     pub const fn align_down_page(self) -> Self {
         let aligned = common::align_down(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 
@@ -64,6 +65,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align up to page size.
+    #[must_use]
     pub const fn align_up_page(self) -> Self {
         let aligned = common::align_up(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 

15_virtual_mem_part3_precomputed_tables/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]
@@ -33,9 +33,9 @@ dependencies = [
 
 [[package]]
 name = "qemu-exit"
-version = "2.0.1"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "220eb94f40665452ab6114bf8a8d86aa1fd41c6dbfaa4ab71b5912c8adb80389"
+checksum = "0e0fa04276d522a40ed717bf874183a3b2a8bbb3fb4c646b03a7eb874ce5d543"
 
 [[package]]
 name = "quote"

15_virtual_mem_part3_precomputed_tables/Cargo.toml

@@ -22,11 +22,11 @@ test-types = { path = "test-types" }
 
 # Optional dependencies
 tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-qemu-exit = { version = "2.x.x", optional = true }
+qemu-exit = { version = "3.x.x", optional = true }
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
 
 ##--------------------------------------------------------------------------------------------------
 ## Testing

15_virtual_mem_part3_precomputed_tables/README.md

@@ -821,10 +821,10 @@ diff -uNr 14_virtual_mem_part2_mmio_remap/src/_arch/aarch64/cpu/boot.rs 15_virtu
  //! crate::cpu::boot::arch_boot
 
 +use crate::{memory, memory::Address};
+ use core::arch::global_asm;
  use cortex_a::{asm, registers::*};
  use tock_registers::interfaces::Writeable;
-
+@@ -71,9 +72,16 @@
-@@ -70,9 +71,16 @@
  ///
  /// - Exception return from EL2 must must continue execution in EL1 with `kernel_init()`.
  #[no_mangle]
@@ -1167,7 +1167,7 @@ diff -uNr 14_virtual_mem_part2_mmio_remap/src/bsp/raspberrypi/memory/mmu.rs 15_v
 
  //--------------------------------------------------------------------------------------------------
  // Global instances
-@@ -43,13 +43,34 @@
+@@ -43,13 +43,35 @@
  ///
  /// That is, `size_of(InitStateLock<KernelTranslationTable>) == size_of(KernelTranslationTable)`.
  /// There is a unit tests that checks this porperty.
@@ -1192,6 +1192,7 @@ diff -uNr 14_virtual_mem_part2_mmio_remap/src/bsp/raspberrypi/memory/mmu.rs 15_v
 +/// This is a hack for retrieving the value for the kernel's virtual address space size as a
 +/// constant from a common place, since it is needed as a compile-time/link-time constant in both,
 +/// the linker script and the Rust sources.
++#[allow(clippy::needless_late_init)]
 +const fn kernel_virt_addr_space_size() -> usize {
 +    let __kernel_virt_addr_space_size;
 +
@@ -1203,7 +1204,7 @@ diff -uNr 14_virtual_mem_part2_mmio_remap/src/bsp/raspberrypi/memory/mmu.rs 15_v
  /// Helper function for calculating the number of pages the given parameter spans.
  const fn size_to_num_pages(size: usize) -> usize {
      assert!(size > 0);
-@@ -88,18 +109,22 @@
+@@ -88,18 +110,22 @@
      MemoryRegion::new(start_page_addr, end_exclusive_page_addr)
  }
 
@@ -1237,7 +1238,7 @@ diff -uNr 14_virtual_mem_part2_mmio_remap/src/bsp/raspberrypi/memory/mmu.rs 15_v
  }
 
  //--------------------------------------------------------------------------------------------------
-@@ -121,109 +146,33 @@
+@@ -121,109 +147,33 @@
      MemoryRegion::new(start_page_addr, end_exclusive_page_addr)
  }
 

15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/cpu/boot.rs

@@ -12,6 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 use crate::{memory, memory::Address};
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/exception.rs

@@ -12,7 +12,7 @@
 //! crate::exception::arch_exception
 
 use crate::{bsp, exception};
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/exception/asynchronous.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::exception::asynchronous::arch_asynchronous
 
+use core::arch::asm;
 use cortex_a::registers::*;
 use tock_registers::interfaces::{Readable, Writeable};
 

15_virtual_mem_part3_precomputed_tables/src/bsp/device_driver/arm/gicv2.rs

@@ -154,10 +154,8 @@ impl driver::interface::DeviceDriver for GICv2 {
     unsafe fn init(&self) -> Result<(), &'static str> {
         let remapped = self.is_mmio_remapped.load(Ordering::Relaxed);
         if !remapped {
-            let mut virt_addr;
-
             // GICD
-            virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
+            let mut virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
             self.gicd.set_mmio(virt_addr.as_usize());
 
             // GICC

15_virtual_mem_part3_precomputed_tables/src/bsp/raspberrypi/memory/mmu.rs

@@ -63,6 +63,7 @@ static PHYS_KERNEL_TABLES_BASE_ADDR: u64 = 0xCCCCAAAAFFFFEEEE;
 /// This is a hack for retrieving the value for the kernel's virtual address space size as a
 /// constant from a common place, since it is needed as a compile-time/link-time constant in both,
 /// the linker script and the Rust sources.
+#[allow(clippy::needless_late_init)]
 const fn kernel_virt_addr_space_size() -> usize {
     let __kernel_virt_addr_space_size;
 

15_virtual_mem_part3_precomputed_tables/src/lib.rs

@@ -108,13 +108,12 @@
 
 #![allow(clippy::upper_case_acronyms)]
 #![allow(incomplete_features)]
-#![feature(asm)]
+#![feature(asm_const)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_fn_trait_bound)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
 #![feature(generic_const_exprs)]
-#![feature(global_asm)]
 #![feature(linkage)]
 #![feature(panic_info_message)]
 #![feature(step_trait)]

15_virtual_mem_part3_precomputed_tables/src/memory.rs

@@ -57,6 +57,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align down to page size.
+    #[must_use]
     pub const fn align_down_page(self) -> Self {
         let aligned = common::align_down(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 
@@ -64,6 +65,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align up to page size.
+    #[must_use]
     pub const fn align_up_page(self) -> Self {
         let aligned = common::align_up(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 

16_virtual_mem_part4_higher_half_kernel/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]
@@ -33,9 +33,9 @@ dependencies = [
 
 [[package]]
 name = "qemu-exit"
-version = "2.0.1"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "220eb94f40665452ab6114bf8a8d86aa1fd41c6dbfaa4ab71b5912c8adb80389"
+checksum = "0e0fa04276d522a40ed717bf874183a3b2a8bbb3fb4c646b03a7eb874ce5d543"
 
 [[package]]
 name = "quote"

16_virtual_mem_part4_higher_half_kernel/Cargo.toml

@@ -22,11 +22,11 @@ test-types = { path = "test-types" }
 
 # Optional dependencies
 tock-registers = { version = "0.7.x", default-features = false, features = ["register_types"], optional = true }
-qemu-exit = { version = "2.x.x", optional = true }
+qemu-exit = { version = "3.x.x", optional = true }
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
 
 ##--------------------------------------------------------------------------------------------------
 ## Testing

16_virtual_mem_part4_higher_half_kernel/README.md

@@ -340,7 +340,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/Cargo.toml 16_virtual_mem_part
 diff -uNr 15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/cpu/boot.rs 16_virtual_mem_part4_higher_half_kernel/src/_arch/aarch64/cpu/boot.rs
 --- 15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/cpu/boot.rs
 +++ 16_virtual_mem_part4_higher_half_kernel/src/_arch/aarch64/cpu/boot.rs
-@@ -29,7 +29,10 @@
+@@ -30,7 +30,10 @@
  /// - The `bss` section is not initialized yet. The code must not use or reference it in any way.
  /// - The HW state of EL1 must be prepared in a sound way.
  #[inline(always)]
@@ -352,7 +352,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/cpu/boot.rs
      // Enable timer counter registers for EL1.
      CNTHCTL_EL2.write(CNTHCTL_EL2::EL1PCEN::SET + CNTHCTL_EL2::EL1PCTEN::SET);
 
-@@ -52,11 +55,11 @@
+@@ -53,11 +56,11 @@
      );
 
      // Second, let the link register point to kernel_init().
@@ -366,7 +366,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/src/_arch/aarch64/cpu/boot.rs
  }
 
  //--------------------------------------------------------------------------------------------------
-@@ -73,14 +76,19 @@
+@@ -74,14 +77,19 @@
  #[no_mangle]
  pub unsafe extern "C" fn _start_rust(
      phys_kernel_tables_base_addr: u64,
@@ -731,7 +731,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/src/bsp/raspberrypi/memory/mmu
 
  //--------------------------------------------------------------------------------------------------
  // Public Definitions
-@@ -152,14 +152,6 @@
+@@ -153,14 +153,6 @@
  /// `translation table tool` and patched into the kernel binary. This function just adds the mapping
  /// record entries.
  pub fn kernel_add_mapping_records_for_precomputed() {
@@ -746,7 +746,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/src/bsp/raspberrypi/memory/mmu
      let virt_code_region = virt_code_region();
      generic_mmu::kernel_add_mapping_record(
          "Kernel code and RO data",
-@@ -175,4 +167,12 @@
+@@ -176,4 +168,12 @@
          &kernel_virt_to_phys_region(virt_data_region),
          &kernel_page_attributes(virt_data_region.start_page_addr()),
      );
@@ -799,7 +799,7 @@ diff -uNr 15_virtual_mem_part3_precomputed_tables/src/bsp/raspberrypi/memory.rs
 diff -uNr 15_virtual_mem_part3_precomputed_tables/src/lib.rs 16_virtual_mem_part4_higher_half_kernel/src/lib.rs
 --- 15_virtual_mem_part3_precomputed_tables/src/lib.rs
 +++ 16_virtual_mem_part4_higher_half_kernel/src/lib.rs
-@@ -153,11 +153,6 @@
+@@ -152,11 +152,6 @@
      )
  }
 

16_virtual_mem_part4_higher_half_kernel/src/_arch/aarch64/cpu/boot.rs

@@ -12,6 +12,7 @@
 //! crate::cpu::boot::arch_boot
 
 use crate::{memory, memory::Address};
+use core::arch::global_asm;
 use cortex_a::{asm, registers::*};
 use tock_registers::interfaces::Writeable;
 

16_virtual_mem_part4_higher_half_kernel/src/_arch/aarch64/exception.rs

@@ -12,7 +12,7 @@
 //! crate::exception::arch_exception
 
 use crate::{bsp, exception};
-use core::{cell::UnsafeCell, fmt};
+use core::{arch::global_asm, cell::UnsafeCell, fmt};
 use cortex_a::{asm::barrier, registers::*};
 use tock_registers::{
     interfaces::{Readable, Writeable},

16_virtual_mem_part4_higher_half_kernel/src/_arch/aarch64/exception/asynchronous.rs

@@ -11,6 +11,7 @@
 //!
 //! crate::exception::asynchronous::arch_asynchronous
 
+use core::arch::asm;
 use cortex_a::registers::*;
 use tock_registers::interfaces::{Readable, Writeable};
 

16_virtual_mem_part4_higher_half_kernel/src/bsp/device_driver/arm/gicv2.rs

@@ -154,10 +154,8 @@ impl driver::interface::DeviceDriver for GICv2 {
     unsafe fn init(&self) -> Result<(), &'static str> {
         let remapped = self.is_mmio_remapped.load(Ordering::Relaxed);
         if !remapped {
-            let mut virt_addr;
-
             // GICD
-            virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
+            let mut virt_addr = memory::mmu::kernel_map_mmio("GICD", &self.gicd_mmio_descriptor)?;
             self.gicd.set_mmio(virt_addr.as_usize());
 
             // GICC

16_virtual_mem_part4_higher_half_kernel/src/bsp/raspberrypi/memory/mmu.rs

@@ -63,6 +63,7 @@ static PHYS_KERNEL_TABLES_BASE_ADDR: u64 = 0xCCCCAAAAFFFFEEEE;
 /// This is a hack for retrieving the value for the kernel's virtual address space size as a
 /// constant from a common place, since it is needed as a compile-time/link-time constant in both,
 /// the linker script and the Rust sources.
+#[allow(clippy::needless_late_init)]
 const fn kernel_virt_addr_space_size() -> usize {
     let __kernel_virt_addr_space_size;
 

16_virtual_mem_part4_higher_half_kernel/src/lib.rs

@@ -108,13 +108,12 @@
 
 #![allow(clippy::upper_case_acronyms)]
 #![allow(incomplete_features)]
-#![feature(asm)]
+#![feature(asm_const)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_fn_trait_bound)]
 #![feature(core_intrinsics)]
 #![feature(format_args_nl)]
 #![feature(generic_const_exprs)]
-#![feature(global_asm)]
 #![feature(linkage)]
 #![feature(panic_info_message)]
 #![feature(step_trait)]

16_virtual_mem_part4_higher_half_kernel/src/memory.rs

@@ -57,6 +57,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align down to page size.
+    #[must_use]
     pub const fn align_down_page(self) -> Self {
         let aligned = common::align_down(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 
@@ -64,6 +65,7 @@ impl<ATYPE: AddressType> Address<ATYPE> {
     }
 
     /// Align up to page size.
+    #[must_use]
     pub const fn align_up_page(self) -> Self {
         let aligned = common::align_up(self.value, bsp::memory::mmu::KernelGranule::SIZE);
 

X1_JTAG_boot/Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "cortex-a"
-version = "6.1.0"
+version = "7.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "509fc35485a2b4ddbacabe0bf2212cdfff88da93658608e5cc651afcb75b7733"
+checksum = "b27f5d071b671f9799dfdf0c0afcec11de65195383d36e186639c83b00705e4f"
 dependencies = [
  "tock-registers",
 ]

X1_JTAG_boot/Cargo.toml

@@ -27,5 +27,4 @@ tock-registers = { version = "0.7.x", default-features = false, features = ["reg
 
 # Platform specific dependencies
 [target.'cfg(target_arch = "aarch64")'.dependencies]
-cortex-a = { version = "6.x.x" }
+cortex-a = { version = "7.x.x" }
-