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+/******************************************************************************
+ * The MIT License
+ *
+ * Copyright (c) 2012 LeafLabs, LLC.
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *****************************************************************************/
+
+/**
+ * @file libmaple/stm32f1/include/series/timer.h
+ * @author Marti Bolivar <mbolivar@leaflabs.com>
+ * @brief STM32F1 timer support.
+ */
+
+#ifndef _LIBMAPLE_STM32F1_TIMER_H_
+#define _LIBMAPLE_STM32F1_TIMER_H_
+
+#include <libmaple/libmaple_types.h>
+
+/*
+ * Register maps and base pointers
+ */
+
+/** STM32F1 general purpose timer register map type */
+typedef struct timer_gen_reg_map {
+ __io uint32 CR1; /**< Control register 1 */
+ __io uint32 CR2; /**< Control register 2 */
+ __io uint32 SMCR; /**< Slave mode control register */
+ __io uint32 DIER; /**< DMA/Interrupt enable register */
+ __io uint32 SR; /**< Status register */
+ __io uint32 EGR; /**< Event generation register */
+ __io uint32 CCMR1; /**< Capture/compare mode register 1 */
+ __io uint32 CCMR2; /**< Capture/compare mode register 2 */
+ __io uint32 CCER; /**< Capture/compare enable register */
+ __io uint32 CNT; /**< Counter */
+ __io uint32 PSC; /**< Prescaler */
+ __io uint32 ARR; /**< Auto-reload register */
+ const uint32 RESERVED1; /**< Reserved */
+ __io uint32 CCR1; /**< Capture/compare register 1 */
+ __io uint32 CCR2; /**< Capture/compare register 2 */
+ __io uint32 CCR3; /**< Capture/compare register 3 */
+ __io uint32 CCR4; /**< Capture/compare register 4 */
+ const uint32 RESERVED2; /**< Reserved */
+ __io uint32 DCR; /**< DMA control register */
+ __io uint32 DMAR; /**< DMA address for full transfer */
+} timer_gen_reg_map;
+
+struct timer_adv_reg_map;
+struct timer_bas_reg_map;
+
+/** Timer 1 register map base pointer */
+#define TIMER1_BASE ((struct timer_adv_reg_map*)0x40012C00)
+/** Timer 2 register map base pointer */
+#define TIMER2_BASE ((struct timer_gen_reg_map*)0x40000000)
+/** Timer 3 register map base pointer */
+#define TIMER3_BASE ((struct timer_gen_reg_map*)0x40000400)
+/** Timer 4 register map base pointer */
+#define TIMER4_BASE ((struct timer_gen_reg_map*)0x40000800)
+/** Timer 5 register map base pointer */
+#define TIMER5_BASE ((struct timer_gen_reg_map*)0x40000C00)
+/** Timer 6 register map base pointer */
+#define TIMER6_BASE ((struct timer_bas_reg_map*)0x40001000)
+/** Timer 7 register map base pointer */
+#define TIMER7_BASE ((struct timer_bas_reg_map*)0x40001400)
+/** Timer 8 register map base pointer */
+#define TIMER8_BASE ((struct timer_adv_reg_map*)0x40013400)
+/** Timer 9 register map base pointer */
+#define TIMER9_BASE ((struct timer_gen_reg_map*)0x40014C00)
+/** Timer 10 register map base pointer */
+#define TIMER10_BASE ((struct timer_gen_reg_map*)0x40015000)
+/** Timer 11 register map base pointer */
+#define TIMER11_BASE ((struct timer_gen_reg_map*)0x40015400)
+/** Timer 12 register map base pointer */
+#define TIMER12_BASE ((struct timer_gen_reg_map*)0x40001800)
+/** Timer 13 register map base pointer */
+#define TIMER13_BASE ((struct timer_gen_reg_map*)0x40001C00)
+/** Timer 14 register map base pointer */
+#define TIMER14_BASE ((struct timer_gen_reg_map*)0x40002000)
+
+/*
+ * Device pointers
+ *
+ * We only declare device pointers to timers which actually exist on
+ * the target MCU. This helps when porting programs to STM32F1 (or
+ * within F1 to a lower density MCU), as attempts to use nonexistent
+ * timers cause build errors instead of undefined behavior.
+ */
+
+struct timer_dev;
+
+extern struct timer_dev *TIMER1;
+extern struct timer_dev *TIMER2;
+extern struct timer_dev *TIMER3;
+extern struct timer_dev *TIMER4;
+#if defined(STM32_HIGH_DENSITY) || defined(STM32_XL_DENSITY)
+extern struct timer_dev *TIMER5;
+extern struct timer_dev *TIMER6;
+extern struct timer_dev *TIMER7;
+extern struct timer_dev *TIMER8;
+#endif
+#ifdef STM32_XL_DENSITY
+extern struct timer_dev *TIMER9;
+extern struct timer_dev *TIMER10;
+extern struct timer_dev *TIMER11;
+extern struct timer_dev *TIMER12;
+extern struct timer_dev *TIMER13;
+extern struct timer_dev *TIMER14;
+#endif
+
+#endif