EMTime/libopencm3
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

NVIC_Set_Interrupt_Priority: change to use 4-bit fields.

Browse Source 
(viz STM32F10xxx Cortex-M3 programming manual PM0056 and
Cortex-M3-Generic-User-Guide.pdf)

Doxygen commentary added
This commit is contained in:
Ken Sarkies
2012-07-09 16:54:01 +09:30
parent 83d62e9bfc
commit cba9561e89
3 changed files with 135 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
include/libopencm3/stm32/f1/nvic_f1.h
View File

@@ -27,6 +27,10 @@
*/
/* User Interrupts */
/** @defgroup nvic_stn32f1_userint STM32F1xx User Interrupts
@ingroup STM32F_nvic_defines
@{*/
#define NVIC_WWDG_IRQ 0
#define NVIC_PVD_IRQ 1
#define NVIC_TAMPER_IRQ 2
@@ -95,5 +99,6 @@
#define NVIC_CAN2_RX1_IRQ 65
#define NVIC_CAN2_SCE_IRQ 66
#define NVIC_OTG_FS_IRQ 67
/*@}*/
#endif

33
include/libopencm3/stm32/nvic.h
View File

@@ -1,3 +1,26 @@
/** @file
@ingroup STM32F
@brief <b>libopencm3 STM32F Nested Vectored Interrupt Controller</b>
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2010 Piotr Esden-Tempski <piotr@esden.net>
@date 8 July 2012
LGPL License Terms @ref lgpl_license
*/
/** @defgroup STM32F_nvic_defines
@brief Defined Constants and Types for the STM32F Nested Vectored Interrupt Controller
@ingroup STM32F_defines
LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
@@ -65,6 +88,11 @@
/* --- IRQ channel numbers-------------------------------------------------- */
/* Cortex M3 System Interrupts */
/** @defgroup nvic_sysint Cortex M3 System Interrupts
@ingroup STM32F_nvic_defines
IRQ numbers -3 and -6 to -9 are reserved
@{*/
#define NVIC_NMI_IRQ -14
#define NVIC_HARD_FAULT_IRQ -13
#define NVIC_MEM_MANAGE_IRQ -12
@@ -76,9 +104,10 @@
/* irq number -3 reserved */
#define NVIC_PENDSV_IRQ -2
#define NVIC_SYSTICK_IRQ -1
/*@}*/
/* Note: User interrupts are family specific and are defined in a familiy
/* Note: User interrupts are family specific and are defined in a family
* specific header file in the corresponding subfolder.
*/
@@ -103,6 +132,6 @@ void nvic_clear_pending_irq(u8 irqn);
u8 nvic_get_active_irq(u8 irqn);
u8 nvic_get_irq_enabled(u8 irqn);
void nvic_set_priority(u8 irqn, u8 priority);
void nvic_generate_software_interrupt(u8 irqn);
void nvic_generate_software_interrupt(u16 irqn);
#endif