From 0aabbea16fd4163c81572eaa28cddf7b73836b8e Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sat, 20 Aug 2016 16:13:07 +0300
Subject: [PATCH] esp/wdt_regs.h: Add "current value" register.

WDT is countdown timer. Current value is accessible via VAL register. At
this time it's unclear if it's RO or RW (common sense says it shoul be RO).

Source: looking at the WDT registers on a running chip.
---
 core/include/esp/wdt_regs.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/include/esp/wdt_regs.h b/core/include/esp/wdt_regs.h
index 66bf1d0..6e73769 100644
--- a/core/include/esp/wdt_regs.h
+++ b/core/include/esp/wdt_regs.h
@@ -25,7 +25,9 @@ struct WDT_REGS {
     uint32_t volatile CTRL;        // 0x00
     uint32_t volatile REG1;        // 0x04
     uint32_t volatile REG2;        // 0x08
-    uint32_t volatile _unused[2];  // 0x0c - 0x10
+    // Current value, decrementing
+    uint32_t volatile VAL;         // 0x0c
+    uint32_t volatile _unused[1];  // 0x10
     uint32_t volatile FEED;        // 0x14
 };