Merge pull request #14 from mbrossard/device-description

Add feature to include FlashDevice device description

.cargo/config.toml

@@ -5,7 +5,7 @@ rustflags = [
   "-C", "link-arg=-Tlink.x",
 
   # Code-size optimizations.
-  "-C", "inline-threshold=5",
+  "-Cllvm-args=--inline-threshold=5",
   "-C", "no-vectorize-loops",
   "-C", "force-frame-pointers=no",
 

Cargo.toml

@@ -7,7 +7,7 @@ version = "0.1.0"
 
 [dependencies]
 cortex-m = "0.7.0"
-flash-algorithm = { version = "0.4.0", default-features = false, features = [
+flash-algorithm = { version = "0.5.0", default-features = false, features = [
     "panic-handler",
 ] }
 

link.x

@@ -25,7 +25,7 @@ SECTIONS {
 
         *(.sdata)
         *(.sdata.*)
-        
+
         *(.bss)
         *(.bss.*)
 
@@ -35,6 +35,26 @@ SECTIONS {
         . = ALIGN(4);
     }
 
+    /*
+     * Adding PrgData section in order to satisfy tools that need it.
+     */
+    PrgData : {
+        KEEP(*(.PrgData))
+        KEEP(*(.PrgData.*))
+
+        . = ALIGN(4);
+    }
+
+    /* Description of the flash algorithm */
+    DeviceData . : {
+        /* The device data content is only for external tools,
+         * and usually not referenced by the code.
+         *
+         * The KEEP statement ensures it's not removed by accident.
+         */
+        KEEP(*(DeviceData))
+    }
+
     /DISCARD/ : {
         /* Unused exception related info that only wastes space */
         *(.ARM.exidx);

src/main.rs

@@ -139,10 +139,14 @@ struct RP2Algo {
 }
 
 algorithm!(RP2Algo, {
+    device_name: "Raspberry Pi RP2",
+    device_type: DeviceType::ExtSpi,
     flash_address: 0x1000_0000,
     flash_size: 0x0100_0000,
     page_size: 0x100,
     empty_value: 0xFF,
+    program_time_out: 500, // 500 ms
+    erase_time_out: 5000, // 5 s
     sectors: [{
         size: 0x1000,
         address: 0x10000000,