rtc implementation

[cortex-from-scratch] / include / sys / mmap.h

diff --git a/include/sys/mmap.h b/include/sys/mmap.h
index 71ecbd5..6dda221 100644 (file)
--- a/include/sys/mmap.h
+++ b/include/sys/mmap.h
@@ -51,7 +51,7 @@
 #define STK_RELOAD MEM_ADDR(0xE000E014)
 #define STK_CALIB MEM_ADDR(0xE000E01C)
 
-/* CLOCK REGISTER */
+/* RESET AND CLOCK REGISTER */
 #define RCC_CR MEM_ADDR(0x40021000)
 #define RCC_CFGR MEM_ADDR(0x40021004)
 #define RCC_BDCR MEM_ADDR(0x40021020)
@@ -68,8 +68,11 @@
 
 #define GPIOA_CRH MEM_ADDR(0x40010804) // for USART1
 #define GPIOB_CRL MEM_ADDR(0x40010C00) // low register (!) for I2C1
-#define GPIOC_CRL MEM_ADDR(0x40011000) // for led
-#define GPIOC_ODR MEM_ADDR(0x4001100C) //
+#define GPIOC_CRL MEM_ADDR(0x40011000) // led
+#define GPIOC_ODR MEM_ADDR(0x4001100C)
+
+//#define GPIOD_CRL MEM_ADDR(0x40011400)
+//#define GPIOD_ODR MEM_ADDR(0x4001140C)
 
 #define AFIO_EVCR MEM_ADDR(0x40010000)
 
@@ -94,3 +97,13 @@
 #define USART1_CR1 MEM_ADDR(0x4001380C)
 #define USART1_CR2 MEM_ADDR(0x40013810)
 #define USART1_CR3 MEM_ADDR(0x40013814)
+
+/* REAL TIME CLOCK REGISTERS */
+#define RTC_CRH MEM_ADDR(0x40002800) // interrupts
+#define RTC_CRL MEM_ADDR(0x40002804)
+#define RTC_PRLL MEM_ADDR(0x4000280C)
+#define RTC_CNTH MEM_ADDR(0x40002818)
+#define RTC_CNTL MEM_ADDR(0x4000281C)
+
+/* BACKUP (CALIBR) REGISTERS */
+#define BKP_RTCCR MEM_ADDR(0x40006C2C) // RTC Calibration