aboutsummaryrefslogtreecommitdiffstats
path: root/os/ports/RVCT
diff options
context:
space:
mode:
authorgdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-12-21 18:49:04 +0000
committergdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-12-21 18:49:04 +0000
commit334c7d645d1eccc59b9e19678b5e47d1e3ae2320 (patch)
tree7d10743985bd29c48c818f872f4fd7365fe19d96 /os/ports/RVCT
parent6100dc08a6a9f4592f324204bad26ba11239a030 (diff)
downloadChibiOS-334c7d645d1eccc59b9e19678b5e47d1e3ae2320.tar.gz
ChibiOS-334c7d645d1eccc59b9e19678b5e47d1e3ae2320.tar.bz2
ChibiOS-334c7d645d1eccc59b9e19678b5e47d1e3ae2320.zip
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3645 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/ports/RVCT')
-rw-r--r--os/ports/RVCT/ARMCMx/chcore_v6m.h4
-rw-r--r--os/ports/RVCT/ARMCMx/chcore_v7m.h6
-rw-r--r--os/ports/RVCT/ARMCMx/nvic.c76
-rw-r--r--os/ports/RVCT/ARMCMx/nvic.h193
4 files changed, 5 insertions, 274 deletions
diff --git a/os/ports/RVCT/ARMCMx/chcore_v6m.h b/os/ports/RVCT/ARMCMx/chcore_v6m.h
index a2598f03a..be8b7267b 100644
--- a/os/ports/RVCT/ARMCMx/chcore_v6m.h
+++ b/os/ports/RVCT/ARMCMx/chcore_v6m.h
@@ -159,9 +159,9 @@ struct intctx {
*/
#define port_init() { \
SCB_AIRCR = AIRCR_VECTKEY | AIRCR_PRIGROUP(0); \
- NVICSetSystemHandlerPriority(HANDLER_PENDSV, \
+ nvicSetSystemHandlerPriority(HANDLER_PENDSV, \
CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_PENDSV)); \
- NVICSetSystemHandlerPriority(HANDLER_SYSTICK, \
+ nvicSetSystemHandlerPriority(HANDLER_SYSTICK, \
CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_SYSTICK)); \
}
diff --git a/os/ports/RVCT/ARMCMx/chcore_v7m.h b/os/ports/RVCT/ARMCMx/chcore_v7m.h
index b4181d517..5a7b6eb0e 100644
--- a/os/ports/RVCT/ARMCMx/chcore_v7m.h
+++ b/os/ports/RVCT/ARMCMx/chcore_v7m.h
@@ -201,11 +201,11 @@ struct intctx {
#define port_init() { \
SCB_VTOR = CORTEX_VTOR_INIT; \
SCB_AIRCR = AIRCR_VECTKEY | AIRCR_PRIGROUP(0); \
- NVICSetSystemHandlerPriority(HANDLER_SVCALL, \
+ nvicSetSystemHandlerPriority(HANDLER_SVCALL, \
CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_SVCALL)); \
- NVICSetSystemHandlerPriority(HANDLER_PENDSV, \
+ nvicSetSystemHandlerPriority(HANDLER_PENDSV, \
CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_PENDSV)); \
- NVICSetSystemHandlerPriority(HANDLER_SYSTICK, \
+ nvicSetSystemHandlerPriority(HANDLER_SYSTICK, \
CORTEX_PRIORITY_MASK(CORTEX_PRIORITY_SYSTICK)); \
}
diff --git a/os/ports/RVCT/ARMCMx/nvic.c b/os/ports/RVCT/ARMCMx/nvic.c
deleted file mode 100644
index 8656a288c..000000000
--- a/os/ports/RVCT/ARMCMx/nvic.c
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT 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 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file RVCT/ARMCMx/nvic.c
- * @brief Cortex-Mx NVIC support code.
- *
- * @addtogroup RVCT_ARMCMx_NVIC
- * @{
- */
-
-#include "ch.h"
-#include "nvic.h"
-
-/**
- * @brief Sets the priority of an interrupt handler and enables it.
- *
- * @param n the interrupt number
- * @param prio the interrupt priority mask
- *
- * @note The parameters are not tested for correctness.
- */
-void NVICEnableVector(uint32_t n, uint32_t prio) {
- unsigned sh = (n & 3) << 3;
-
- NVIC_IPR(n >> 2) = (NVIC_IPR(n >> 2) & ~(0xFF << sh)) | (prio << sh);
- NVIC_ICPR(n >> 5) = 1 << (n & 0x1F);
- NVIC_ISER(n >> 5) = 1 << (n & 0x1F);
-}
-
-/**
- * @brief Disables an interrupt handler.
- *
- * @param n the interrupt number
- *
- * @note The parameters are not tested for correctness.
- */
-void NVICDisableVector(uint32_t n) {
- unsigned sh = (n & 3) << 3;
-
- NVIC_ICER(n >> 5) = 1 << (n & 0x1F);
- NVIC_IPR(n >> 2) = NVIC_IPR(n >> 2) & ~(0xFF << sh);
-}
-
-/**
- * @brief Changes the priority of a system handler.
- *
- * @param handler the system handler number
- * @param prio the system handler priority mask
- * @note The parameters are not tested for correctness.
- */
-void NVICSetSystemHandlerPriority(uint32_t handler, uint32_t prio) {
- unsigned sh = (handler & 3) * 8;
-
- SCB_SHPR(handler >> 2) = (SCB_SHPR(handler >> 2) &
- ~(0xFF << sh)) | (prio << sh);
-}
-
-/** @} */
diff --git a/os/ports/RVCT/ARMCMx/nvic.h b/os/ports/RVCT/ARMCMx/nvic.h
deleted file mode 100644
index a1fbe4ea5..000000000
--- a/os/ports/RVCT/ARMCMx/nvic.h
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT 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 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file RVCT/ARMCMx/nvic.h
- * @brief Cortex-Mx NVIC support macros and structures.
- *
- * @addtogroup RVCT_ARMCMx_NVIC
- * @{
- */
-
-#ifndef _NVIC_H_
-#define _NVIC_H_
-
-/*
- * System vector constants for @p NVICSetSystemHandlerPriority().
- */
-#define HANDLER_MEM_MANAGE 0 /**< MEM MANAGE vector id. */
-#define HANDLER_BUS_FAULT 1 /**< BUS FAULT vector id. */
-#define HANDLER_USAGE_FAULT 2 /**< USAGE FAULT vector id. */
-#define HANDLER_RESERVED_3 3
-#define HANDLER_RESERVED_4 4
-#define HANDLER_RESERVED_5 5
-#define HANDLER_RESERVED_6 6
-#define HANDLER_SVCALL 7 /**< SVCALL vector id. */
-#define HANDLER_DEBUG_MONITOR 8 /**< DEBUG MONITOR vector id. */
-#define HANDLER_RESERVED_9 9
-#define HANDLER_PENDSV 10 /**< PENDSV vector id. */
-#define HANDLER_SYSTICK 11 /**< SYS TCK vector id. */
-
-typedef volatile uint8_t IOREG8; /**< 8 bits I/O register type. */
-typedef volatile uint32_t IOREG32; /**< 32 bits I/O register type. */
-
-/**
- * @brief NVIC ITCR register.
- */
-#define NVIC_ITCR (*((IOREG32 *)0xE000E004))
-
-/**
- * @brief NVIC STIR register.
- */
-#define NVIC_STIR (*((IOREG32 *)0xE000EF00))
-
-/**
- * @brief Structure representing the SYSTICK I/O space.
- */
-typedef struct {
- IOREG32 CSR;
- IOREG32 RVR;
- IOREG32 CVR;
- IOREG32 CBVR;
-} CM3_ST;
-
-/**
- * @brief SYSTICK peripheral base address.
- */
-#define STBase ((CM3_ST *)0xE000E010)
-#define ST_CSR (STBase->CSR)
-#define ST_RVR (STBase->RVR)
-#define ST_CVR (STBase->CVR)
-#define ST_CBVR (STBase->CBVR)
-
-#define CSR_ENABLE_MASK (0x1 << 0)
-#define ENABLE_OFF_BITS (0 << 0)
-#define ENABLE_ON_BITS (1 << 0)
-#define CSR_TICKINT_MASK (0x1 << 1)
-#define TICKINT_DISABLED_BITS (0 << 1)
-#define TICKINT_ENABLED_BITS (1 << 1)
-#define CSR_CLKSOURCE_MASK (0x1 << 2)
-#define CLKSOURCE_EXT_BITS (0 << 2)
-#define CLKSOURCE_CORE_BITS (1 << 2)
-#define CSR_COUNTFLAG_MASK (0x1 << 16)
-
-#define RVR_RELOAD_MASK (0xFFFFFF << 0)
-
-#define CVR_CURRENT_MASK (0xFFFFFF << 0)
-
-#define CBVR_TENMS_MASK (0xFFFFFF << 0)
-#define CBVR_SKEW_MASK (0x1 << 30)
-#define CBVR_NOREF_MASK (0x1 << 31)
-
-/**
- * @brief Structure representing the NVIC I/O space.
- */
-typedef struct {
- IOREG32 ISER[8];
- IOREG32 unused1[24];
- IOREG32 ICER[8];
- IOREG32 unused2[24];
- IOREG32 ISPR[8];
- IOREG32 unused3[24];
- IOREG32 ICPR[8];
- IOREG32 unused4[24];
- IOREG32 IABR[8];
- IOREG32 unused5[56];
- IOREG32 IPR[60];
-} CM3_NVIC;
-
-/**
- * @brief NVIC peripheral base address.
- */
-#define NVICBase ((CM3_NVIC *)0xE000E100)
-#define NVIC_ISER(n) (NVICBase->ISER[n])
-#define NVIC_ICER(n) (NVICBase->ICER[n])
-#define NVIC_ISPR(n) (NVICBase->ISPR[n])
-#define NVIC_ICPR(n) (NVICBase->ICPR[n])
-#define NVIC_IABR(n) (NVICBase->IABR[n])
-#define NVIC_IPR(n) (NVICBase->IPR[n])
-
-/**
- * @brief Structure representing the System Control Block I/O space.
- */
-typedef struct {
- IOREG32 CPUID;
- IOREG32 ICSR;
- IOREG32 VTOR;
- IOREG32 AIRCR;
- IOREG32 SCR;
- IOREG32 CCR;
- IOREG32 SHPR[3];
- IOREG32 SHCSR;
- IOREG32 CFSR;
- IOREG32 HFSR;
- IOREG32 DFSR;
- IOREG32 MMFAR;
- IOREG32 BFAR;
- IOREG32 AFSR;
-} CM3_SCB;
-
-/**
- * @brief SCB peripheral base address.
- */
-#define SCBBase ((CM3_SCB *)0xE000ED00)
-#define SCB_CPUID (SCBBase->CPUID)
-#define SCB_ICSR (SCBBase->ICSR)
-#define SCB_VTOR (SCBBase->VTOR)
-#define SCB_AIRCR (SCBBase->AIRCR)
-#define SCB_SCR (SCBBase->SCR)
-#define SCB_CCR (SCBBase->CCR)
-#define SCB_SHPR(n) (SCBBase->SHPR[n])
-#define SCB_SHCSR (SCBBase->SHCSR)
-#define SCB_CFSR (SCBBase->CFSR)
-#define SCB_HFSR (SCBBase->HFSR)
-#define SCB_DFSR (SCBBase->DFSR)
-#define SCB_MMFAR (SCBBase->MMFAR)
-#define SCB_BFAR (SCBBase->BFAR)
-#define SCB_AFSR (SCBBase->AFSR)
-
-#define ICSR_VECTACTIVE_MASK (0x1FF << 0)
-#define ICSR_RETTOBASE (0x1 << 11)
-#define ICSR_VECTPENDING_MASK (0x1FF << 12)
-#define ICSR_ISRPENDING (0x1 << 22)
-#define ICSR_ISRPREEMPT (0x1 << 23)
-#define ICSR_PENDSTCLR (0x1 << 25)
-#define ICSR_PENDSTSET (0x1 << 26)
-#define ICSR_PENDSVCLR (0x1 << 27)
-#define ICSR_PENDSVSET (0x1 << 28)
-#define ICSR_NMIPENDSET (0x1 << 31)
-
-#define AIRCR_VECTKEY 0x05FA0000
-#define AIRCR_PRIGROUP_MASK (0x7 << 8)
-#define AIRCR_PRIGROUP(n) ((n) << 8)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void NVICEnableVector(uint32_t n, uint32_t prio);
- void NVICDisableVector(uint32_t n);
- void NVICSetSystemHandlerPriority(uint32_t handler, uint32_t prio);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _NVIC_H_ */
-
-/** @} */