From 7b1764366f5de94f0b8a6d8fa92709ce3e6f40b8 Mon Sep 17 00:00:00 2001
From: asterix <asterix@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Wed, 4 Aug 2010 10:16:28 +0000
Subject: [PATCH] Add flah register defines.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@4137 38d2e660-2303-0410-9eaa-f027e97ec537
---
 bertos/cpu/cortex-m3/io/stm32.h       |   1 +
 bertos/cpu/cortex-m3/io/stm32_flash.h | 153 ++++++++++++++++++++++++++
 2 files changed, 154 insertions(+)
 create mode 100644 bertos/cpu/cortex-m3/io/stm32_flash.h

diff --git a/bertos/cpu/cortex-m3/io/stm32.h b/bertos/cpu/cortex-m3/io/stm32.h
index 24ceb86d..b41b5c76 100644
--- a/bertos/cpu/cortex-m3/io/stm32.h
+++ b/bertos/cpu/cortex-m3/io/stm32.h
@@ -49,6 +49,7 @@
 #include "stm32_uart.h"
 #include "stm32_adc.h"
 #include "stm32_i2c.h"
+#include "stm32_flash.h"
 
 #define GPIO_USART1_TX_PIN	BV(9)
 #define GPIO_USART1_RX_PIN	BV(10)
diff --git a/bertos/cpu/cortex-m3/io/stm32_flash.h b/bertos/cpu/cortex-m3/io/stm32_flash.h
new file mode 100644
index 00000000..ffab456b
--- /dev/null
+++ b/bertos/cpu/cortex-m3/io/stm32_flash.h
@@ -0,0 +1,153 @@
+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2010 Develer S.r.l. (http://www.develer.com/)
+ *
+ * -->
+ *
+ * \brief STM32F103xx Embedded flash definition.
+ */
+
+#ifndef STM32_FLASH_H
+#define STM32_FLASH_H
+
+#include <cpu/types.h>
+
+/* Flash Access Control Register bits */
+#define ACR_LATENCY_MASK         ((uint32_t)0x00000038)
+#define ACR_HLFCYA_MASK          ((uint32_t)0xFFFFFFF7)
+#define ACR_PRFTBE_MASK          ((uint32_t)0xFFFFFFEF)
+
+#ifdef _FLASH_PROG
+/* Flash Access Control Register bits */
+#define ACR_PRFTBS_MASK          ((uint32_t)0x00000020)
+
+/* Flash Control Register bits */
+#define CR_PG_SET                ((uint32_t)0x00000001)
+#define CR_PG_RESET              ((uint32_t)0x00001FFE)
+
+#define CR_PER_SET               ((uint32_t)0x00000002)
+#define CR_PER_RESET             ((uint32_t)0x00001FFD)
+
+#define CR_MER_SET               ((uint32_t)0x00000004)
+#define CR_MER_RESET             ((uint32_t)0x00001FFB)
+
+#define CR_OPTPG_SET             ((uint32_t)0x00000010)
+#define CR_OPTPG_RESET           ((uint32_t)0x00001FEF)
+
+#define CR_OPTER_SET             ((uint32_t)0x00000020)
+#define CR_OPTER_RESET           ((uint32_t)0x00001FDF)
+
+#define CR_STRT_SET              ((uint32_t)0x00000040)
+
+#define CR_LOCK_SET              ((uint32_t)0x00000080)
+
+/* FLASH Mask */
+#define RDPRT_MASK               ((uint32_t)0x00000002)
+#define WRP0_MASK                ((uint32_t)0x000000FF)
+#define WRP1_MASK                ((uint32_t)0x0000FF00)
+#define WRP2_MASK                ((uint32_t)0x00FF0000)
+#define WRP3_MASK                ((uint32_t)0xFF000000)
+
+/* FLASH Keys */
+#define RDP_KEY                  ((uint16_t)0x00A5)
+#define FLASH_KEY1               ((uint32_t)0x45670123)
+#define FLASH_KEY2               ((uint32_t)0xCDEF89AB)
+
+/* Flash Latency */
+#define FLASH_LATENCY_0                ((uint32_t)0x00000000)  /* FLASH Zero Latency cycle */
+#define FLASH_LATENCY_1                ((uint32_t)0x00000001)  /* FLASH One Latency cycle */
+#define FLASH_LATENCY_2                ((uint32_t)0x00000002)  /* FLASH Two Latency cycles */
+
+/* Half Cycle Enable/Disable */
+#define FLASH_HALFCYCLEACCESS_ENABLE   ((uint32_t)0x00000008)  /* FLASH Half Cycle Enable */
+#define FLASH_HALFCYCLEACCESS_DISABLE  ((uint32_t)0x00000000)  /* FLASH Half Cycle Disable */
+
+/* Prefetch Buffer Enable/Disable */
+#define FLASH_PREFETCHBUFFER_ENABLE    ((uint32_t)0x00000010)  /* FLASH Prefetch Buffer Enable */
+#define FLASH_PREFETCHBUFFER_DISABLE   ((uint32_t)0x00000000)  /* FLASH Prefetch Buffer Disable */
+
+/* Option Bytes Write Protection */
+#define FLASH_WRPROT_PAGES0TO3      ((uint32_t)0x00000001) /* Write protection of page 0 to 3 */
+#define FLASH_WRPROT_PAGES4TO7      ((uint32_t)0x00000002) /* Write protection of page 4 to 7 */
+#define FLASH_WRPROT_PAGES8TO11     ((uint32_t)0x00000004) /* Write protection of page 8 to 11 */
+#define FLASH_WRPROT_PAGES12TO15    ((uint32_t)0x00000008) /* Write protection of page 12 to 15 */
+#define FLASH_WRPROT_PAGES16TO19    ((uint32_t)0x00000010) /* Write protection of page 16 to 19 */
+#define FLASH_WRPROT_PAGES20TO23    ((uint32_t)0x00000020) /* Write protection of page 20 to 23 */
+#define FLASH_WRPROT_PAGES24TO27    ((uint32_t)0x00000040) /* Write protection of page 24 to 27 */
+#define FLASH_WRPROT_PAGES28TO31    ((uint32_t)0x00000080) /* Write protection of page 28 to 31 */
+#define FLASH_WRPROT_PAGES32TO35    ((uint32_t)0x00000100) /* Write protection of page 32 to 35 */
+#define FLASH_WRPROT_PAGES36TO39    ((uint32_t)0x00000200) /* Write protection of page 36 to 39 */
+#define FLASH_WRPROT_PAGES40TO43    ((uint32_t)0x00000400) /* Write protection of page 40 to 43 */
+#define FLASH_WRPROT_PAGES44TO47    ((uint32_t)0x00000800) /* Write protection of page 44 to 47 */
+#define FLASH_WRPROT_PAGES48TO51    ((uint32_t)0x00001000) /* Write protection of page 48 to 51 */
+#define FLASH_WRPROT_PAGES52TO55    ((uint32_t)0x00002000) /* Write protection of page 52 to 55 */
+#define FLASH_WRPROT_PAGES56TO59    ((uint32_t)0x00004000) /* Write protection of page 56 to 59 */
+#define FLASH_WRPROT_PAGES60TO63    ((uint32_t)0x00008000) /* Write protection of page 60 to 63 */
+#define FLASH_WRPROT_PAGES64TO67    ((uint32_t)0x00010000) /* Write protection of page 64 to 67 */
+#define FLASH_WRPROT_PAGES68TO71    ((uint32_t)0x00020000) /* Write protection of page 68 to 71 */
+#define FLASH_WRPROT_PAGES72TO75    ((uint32_t)0x00040000) /* Write protection of page 72 to 75 */
+#define FLASH_WRPROT_PAGES76TO79    ((uint32_t)0x00080000) /* Write protection of page 76 to 79 */
+#define FLASH_WRPROT_PAGES80TO83    ((uint32_t)0x00100000) /* Write protection of page 80 to 83 */
+#define FLASH_WRPROT_PAGES84TO87    ((uint32_t)0x00200000) /* Write protection of page 84 to 87 */
+#define FLASH_WRPROT_PAGES88TO91    ((uint32_t)0x00400000) /* Write protection of page 88 to 91 */
+#define FLASH_WRPROT_PAGES92TO95    ((uint32_t)0x00800000) /* Write protection of page 92 to 95 */
+#define FLASH_WRPROT_PAGES96TO99    ((uint32_t)0x01000000) /* Write protection of page 96 to 99 */
+#define FLASH_WRPROT_PAGES100TO103  ((uint32_t)0x02000000) /* Write protection of page 100 to 103 */
+#define FLASH_WRPROT_PAGES104TO107  ((uint32_t)0x04000000) /* Write protection of page 104 to 107 */
+#define FLASH_WRPROT_PAGES108TO111  ((uint32_t)0x08000000) /* Write protection of page 108 to 111 */
+#define FLASH_WRPROT_PAGES112TO115  ((uint32_t)0x10000000) /* Write protection of page 112 to 115 */
+#define FLASH_WRPROT_PAGES116TO119  ((uint32_t)0x20000000) /* Write protection of page 115 to 119 */
+#define FLASH_WRPROT_PAGES120TO123  ((uint32_t)0x40000000) /* Write protection of page 120 to 123 */
+#define FLASH_WRPROT_PAGES124TO127  ((uint32_t)0x80000000) /* Write protection of page 124 to 127 */
+#define FLASH_WRPROT_ALLPAGES       ((uint32_t)0xFFFFFFFF) /* Write protection All Pages */
+
+/* Option Bytes IWatchdog */
+#define OB_IWDG_SW                  ((uint16_t)0x0001)  /* Software IWDG selected */
+#define OB_IWDG_HW                  ((uint16_t)0x0000)  /* Hardware IWDG selected */
+
+/* Option Bytes nRST_STOP */
+#define OB_STOP_NoRST               ((uint16_t)0x0002) /* No reset generated when entering in STOP */
+#define OB_STOP_RST                 ((uint16_t)0x0000) /* Reset generated when entering in STOP */
+
+/* Option Bytes nRST_STDBY */
+#define OB_STDBY_NoRST              ((uint16_t)0x0004) /* No reset generated when entering in STANDBY */
+#define OB_STDBY_RST                ((uint16_t)0x0000) /* Reset generated when entering in STANDBY */
+
+/* FLASH Interrupts */
+#define FLASH_IT_ERROR           ((uint32_t)0x00000400)  /* FPEC error interrupt source */
+#define FLASH_IT_EOP             ((uint32_t)0x00001000)  /* End of FLASH Operation Interrupt source */
+
+/* FLASH Flags */
+#define FLASH_FLAG_BSY           ((uint32_t)0x00000001)  /* FLASH Busy flag */
+#define FLASH_FLAG_EOP           ((uint32_t)0x00000020)  /* FLASH End of Operation flag */
+#define FLASH_FLAG_PGERR         ((uint32_t)0x00000004)  /* FLASH Program error flag */
+#define FLASH_FLAG_WRPRTERR      ((uint32_t)0x00000010)  /* FLASH Write protected error flag */
+#define FLASH_FLAG_OPTERR        ((uint32_t)0x00000001)  /* FLASH Option Byte error flag */
+
+#endif /* STM32_FLASH_H */
-- 
2.25.1