From 0a36ff309c7bb8cb8dd7d4bf03d5faac39892af9 Mon Sep 17 00:00:00 2001
From: jsphuebner <dev@johanneshuebner.com>
Date: Wed, 2 Jun 2021 17:48:14 +0200
Subject: [PATCH] Now pindef address also changes with flash size

---
 stm32_loader.c | 4 +++-
 stm32_loader.h | 9 +++++----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/stm32_loader.c b/stm32_loader.c
index e53f156..d1258df 100644
--- a/stm32_loader.c
+++ b/stm32_loader.c
@@ -112,7 +112,9 @@ static void dma_setup(void *data, uint32_t len)
 
 static void initialize_pins()
 {
-   const struct pincommands* pincommands = (struct pincommands*)PINDEF_ADDRESS;
+   uint32_t flashSize = desig_get_flash_size();
+   uint32_t pindefAddr = FLASH_BASE + flashSize * 1024 - PINDEF_BLKNUM * PINDEF_BLKSIZE;
+   const struct pincommands* pincommands = (struct pincommands*)pindefAddr;
 
    uint32_t crc = crc_calculate_block(((uint32_t*)pincommands), PINDEF_NUMWORDS);
 
diff --git a/stm32_loader.h b/stm32_loader.h
index 4e75121..b73219a 100644
--- a/stm32_loader.h
+++ b/stm32_loader.h
@@ -1,6 +1,3 @@
-#ifndef STM32_LOADER_H_INCLUDED
-#define STM32_LOADER_H_INCLUDED
-
 /*
  * This file is part of the tumanako_vc project.
  *
@@ -19,9 +16,13 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+#ifndef STM32_LOADER_H_INCLUDED
+#define STM32_LOADER_H_INCLUDED
+
 #include <stdint.h>
 
-#define PINDEF_ADDRESS 0x0801F400
+#define PINDEF_BLKNUM    3  //3rd to last flash page
+#define PINDEF_BLKSIZE   1024
 #define NUM_PIN_COMMANDS 10
 #define PIN_IN 0
 #define PIN_OUT 1