motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 00:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

stm32f2xx_timer: Add the stm32f2xx Timer

Browse source 
This patch adds the stm32f2xx timers: TIM2, TIM3, TIM4 and TIM5
to QEMU.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 155091a323390f8da3cca496e4c611c493e62a77.1424175342.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alistair Francis 2015-03-11 13:21:05 +00:00 • committed by Peter Maydell
parent 886bc7a049
commit be28470514
4 changed files with 432 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

101
include/hw/timer/stm32f2xx_timer.h Normal file
View file

@ -0,0 +1,101 @@
/*
* STM32F2XX Timer
*
* Copyright (c) 2014 Alistair Francis <alistair@alistair23.me>
*
* 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.
*/
#ifndef HW_STM32F2XX_TIMER_H
#define HW_STM32F2XX_TIMER_H
#include "hw/sysbus.h"
#include "qemu/timer.h"
#include "sysemu/sysemu.h"
#define TIM_CR1 0x00
#define TIM_CR2 0x04
#define TIM_SMCR 0x08
#define TIM_DIER 0x0C
#define TIM_SR 0x10
#define TIM_EGR 0x14
#define TIM_CCMR1 0x18
#define TIM_CCMR2 0x1C
#define TIM_CCER 0x20
#define TIM_CNT 0x24
#define TIM_PSC 0x28
#define TIM_ARR 0x2C
#define TIM_CCR1 0x34
#define TIM_CCR2 0x38
#define TIM_CCR3 0x3C
#define TIM_CCR4 0x40
#define TIM_DCR 0x48
#define TIM_DMAR 0x4C
#define TIM_OR 0x50
#define TIM_CR1_CEN 1
#define TIM_EGR_UG 1
#define TIM_CCER_CC2E (1 << 4)
#define TIM_CCMR1_OC2M2 (1 << 14)
#define TIM_CCMR1_OC2M1 (1 << 13)
#define TIM_CCMR1_OC2M0 (1 << 12)
#define TIM_CCMR1_OC2PE (1 << 11)
#define TIM_DIER_UIE 1
#define TYPE_STM32F2XX_TIMER "stm32f2xx-timer"
#define STM32F2XXTIMER(obj) OBJECT_CHECK(STM32F2XXTimerState, \
(obj), TYPE_STM32F2XX_TIMER)
typedef struct STM32F2XXTimerState {
/* <private> */
SysBusDevice parent_obj;
/* <public> */
MemoryRegion iomem;
QEMUTimer *timer;
qemu_irq irq;
int64_t tick_offset;
uint64_t hit_time;
uint64_t freq_hz;
uint32_t tim_cr1;
uint32_t tim_cr2;
uint32_t tim_smcr;
uint32_t tim_dier;
uint32_t tim_sr;
uint32_t tim_egr;
uint32_t tim_ccmr1;
uint32_t tim_ccmr2;
uint32_t tim_ccer;
uint32_t tim_psc;
uint32_t tim_arr;
uint32_t tim_ccr1;
uint32_t tim_ccr2;
uint32_t tim_ccr3;
uint32_t tim_ccr4;
uint32_t tim_dcr;
uint32_t tim_dmar;
uint32_t tim_or;
} STM32F2XXTimerState;
#endif /* HW_STM32F2XX_TIMER_H */