From c1261059704be88b56104f7624148cd3a3073c50 Mon Sep 17 00:00:00 2001
From: Morgan Creekmore <morgan@creekmore.dev>
Date: Mon, 29 Apr 2024 18:57:52 -0500
Subject: [PATCH] Add support for Clara BW

---
 README.md                              |  1 +
 contrib/plato.sh                       |  3 ++-
 crates/core/src/device.rs              | 12 +++++++++++-
 crates/core/src/frontlight/premixed.rs |  2 +-
 4 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 6174382..5e7005c 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ Any 4.*X*.*Y* firmware, with *X* ≥ 6, will do.
 
 ## Supported devices
 
+- *Clara BW*
 - *Elipsa 2E*.
 - *Clara 2E*.
 - *Libra 2*.
diff --git a/contrib/plato.sh b/contrib/plato.sh
index b500aa7..aa74b85 100755
--- a/contrib/plato.sh
+++ b/contrib/plato.sh
@@ -69,6 +69,7 @@ if [ -e "$KOBO_TAG" ] ; then
 		388)     PRODUCT_ID=0x4234 ;; # Libra 2
 		386)     PRODUCT_ID=0x4235 ;; # Clara 2E
 		389)     PRODUCT_ID=0x4236 ;; # Elipsa 2E
+		391)     PRODUCT_ID=0x4237 ;; # Clara BW
 		*)       PRODUCT_ID=0x6666 ;;
 	esac
 
@@ -83,7 +84,7 @@ export LD_LIBRARY_PATH="libs:${LD_LIBRARY_PATH}"
 
 if [ "$PLATO_SET_FRAMEBUFFER_DEPTH" ] ; then
 	case "${PRODUCT}:${MODEL_NUMBER}" in
-		condor:*|goldfinch:*|io:*|cadmus:*|europa:*|storm:*|frost:*|nova:*|snow:378|star:379)
+		spaBW:*|condor:*|goldfinch:*|io:*|cadmus:*|europa:*|storm:*|frost:*|nova:*|snow:378|star:379)
 			unset ORIG_BPP
 			;;
 		*)
diff --git a/crates/core/src/device.rs b/crates/core/src/device.rs
index d695ffe..141dd03 100644
--- a/crates/core/src/device.rs
+++ b/crates/core/src/device.rs
@@ -5,6 +5,7 @@ use crate::input::TouchProto;
 
 #[derive(Debug, Copy, Clone, Eq, PartialEq)]
 pub enum Model {
+    ClaraBW,
     Elipsa2E,
     Clara2E,
     Libra2,
@@ -41,6 +42,7 @@ pub enum Orientation {
 impl fmt::Display for Model {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match *self {
+            Model::ClaraBW       => write!(f, "Clara BW"),
             Model::Elipsa2E      => write!(f, "Elipsa 2E"),
             Model::Clara2E       => write!(f, "Clara 2E"),
             Model::Libra2        => write!(f, "Libra 2"),
@@ -202,6 +204,12 @@ impl Device {
                 dims: (1404, 1872),
                 dpi: 227,
             },
+            "spaBW" => Device {
+                model: Model::ClaraBW,
+                proto: TouchProto::MultiB,
+                dims: (1072, 1448),
+                dpi: 300,
+            },
             _ => Device {
                 model: if model_number == "320" { Model::TouchC } else { Model::TouchAB },
                 proto: TouchProto::Single,
@@ -224,7 +232,8 @@ impl Device {
             Model::Sage |
             Model::Libra2 |
             Model::Clara2E |
-            Model::Elipsa2E => FrontlightKind::Premixed,
+            Model::Elipsa2E |
+            Model::ClaraBW => FrontlightKind::Premixed,
             _ => FrontlightKind::Standard,
         }
     }
@@ -277,6 +286,7 @@ impl Device {
 
     pub fn mark(&self) -> u8 {
         match self.model {
+            Model::ClaraBW => 12,
             Model::Elipsa2E => 11,
             Model::Clara2E => 10,
             Model::Libra2 => 9,
diff --git a/crates/core/src/frontlight/premixed.rs b/crates/core/src/frontlight/premixed.rs
index e69e6c0..7a8fde4 100644
--- a/crates/core/src/frontlight/premixed.rs
+++ b/crates/core/src/frontlight/premixed.rs
@@ -10,7 +10,7 @@ const FRONTLIGHT_WHITE: &str = "/sys/class/backlight/mxc_msp430.0/brightness";
 
 // Forma
 const FRONTLIGHT_ORANGE_A: &str = "/sys/class/backlight/tlc5947_bl/color";
-// Libra H₂O, Clara HD, Libra 2
+// Libra H₂O, Clara HD, Libra 2, Clara BW
 const FRONTLIGHT_ORANGE_B: &str = "/sys/class/backlight/lm3630a_led/color";
 // Sage, Libra 2, Clara 2E, Elipsa 2E
 const FRONTLIGHT_ORANGE_C: &str =  "/sys/class/leds/aw99703-bl_FL1/color";
-- 
2.51.2