feat: embassy-boot for rp2040

Add embassy-boot support for RP2040, with examples for the Raspberry Pi
Pico.

Co-authored-by: Mathias Koch <[email protected]>

1 files changed, 15 insertions, 0 deletions

diff --git a/examples/boot/application/rp/memory.x b/examples/boot/application/rp/memory.x
new file mode 100644
index 000000000..c19473114
--- /dev/null
+++ b/examples/boot/application/rp/memory.x
@@ -0,0 +1,15 @@
+MEMORY
+{
+  /* NOTE 1 K = 1 KiBi = 1024 bytes */
+  BOOT2                             : ORIGIN = 0x10000000, LENGTH = 0x100
+  BOOTLOADER_STATE                  : ORIGIN = 0x10006000, LENGTH = 4K
+  FLASH                             : ORIGIN = 0x10007000, LENGTH = 512K
+  DFU                               : ORIGIN = 0x10087000, LENGTH = 516K
+  RAM                               : ORIGIN = 0x20000000, LENGTH = 256K
+}
+
+__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOT2);
+__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(BOOT2);
+
+__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(BOOT2);
+__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(BOOT2);