1 /**************************************************************************//**
3 * @brief CMSIS Cortex-A Core Peripheral Access Layer Header File
6 ******************************************************************************/
8 * Copyright (c) 2009-2017 ARM Limited. All rights reserved.
10 * SPDX-License-Identifier: Apache-2.0
12 * Licensed under the Apache License, Version 2.0 (the License); you may
13 * not use this file except in compliance with the License.
14 * You may obtain a copy of the License at
16 * www.apache.org/licenses/LICENSE-2.0
18 * Unless required by applicable law or agreed to in writing, software
19 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
20 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
21 * See the License for the specific language governing permissions and
22 * limitations under the License.
25 #if defined ( __ICCARM__ )
26 #pragma system_include /* treat file as system include file for MISRA check */
33 #ifndef __CORE_CA_H_GENERIC
34 #define __CORE_CA_H_GENERIC
37 /*******************************************************************************
39 ******************************************************************************/
41 /* CMSIS CA definitions */
42 #define __CA_CMSIS_VERSION_MAIN (1U) /*!< \brief [31:16] CMSIS-Core(A) main version */
43 #define __CA_CMSIS_VERSION_SUB (0U) /*!< \brief [15:0] CMSIS-Core(A) sub version */
44 #define __CA_CMSIS_VERSION ((__CA_CMSIS_VERSION_MAIN << 16U) | \
45 __CA_CMSIS_VERSION_SUB ) /*!< \brief CMSIS-Core(A) version number */
47 #if defined ( __CC_ARM )
48 #if defined __TARGET_FPU_VFP
49 #if (__FPU_PRESENT == 1)
52 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
59 #elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
60 #if defined __ARM_PCS_VFP
61 #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)
64 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
71 #elif defined ( __ICCARM__ )
72 #if defined __ARMVFP__
73 #if (__FPU_PRESENT == 1)
76 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
83 #elif defined ( __TMS470__ )
84 #if defined __TI_VFP_SUPPORT__
85 #if (__FPU_PRESENT == 1)
88 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
95 #elif defined ( __GNUC__ )
96 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
97 #if (__FPU_PRESENT == 1)
100 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
101 #define __FPU_USED 0U
104 #define __FPU_USED 0U
107 #elif defined ( __TASKING__ )
108 #if defined __FPU_VFP__
109 #if (__FPU_PRESENT == 1)
110 #define __FPU_USED 1U
112 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
113 #define __FPU_USED 0U
116 #define __FPU_USED 0U
120 #include "cmsis_compiler.h" /* CMSIS compiler specific defines */
126 #endif /* __CORE_CA_H_GENERIC */
128 #ifndef __CMSIS_GENERIC
130 #ifndef __CORE_CA_H_DEPENDANT
131 #define __CORE_CA_H_DEPENDANT
137 /* check device defines and use defaults */
138 #if defined __CHECK_DEVICE_DEFINES
140 #define __CA_REV 0x0000U
141 #warning "__CA_REV not defined in device header file; using default!"
144 #ifndef __FPU_PRESENT
145 #define __FPU_PRESENT 0U
146 #warning "__FPU_PRESENT not defined in device header file; using default!"
149 #ifndef __GIC_PRESENT
150 #define __GIC_PRESENT 1U
151 #warning "__GIC_PRESENT not defined in device header file; using default!"
154 #ifndef __TIM_PRESENT
155 #define __TIM_PRESENT 1U
156 #warning "__TIM_PRESENT not defined in device header file; using default!"
159 #ifndef __L2C_PRESENT
160 #define __L2C_PRESENT 0U
161 #warning "__L2C_PRESENT not defined in device header file; using default!"
165 /* IO definitions (access restrictions to peripheral registers) */
167 #define __I volatile /*!< \brief Defines 'read only' permissions */
169 #define __I volatile const /*!< \brief Defines 'read only' permissions */
171 #define __O volatile /*!< \brief Defines 'write only' permissions */
172 #define __IO volatile /*!< \brief Defines 'read / write' permissions */
174 /* following defines should be used for structure members */
175 #define __IM volatile const /*!< \brief Defines 'read only' structure member permissions */
176 #define __OM volatile /*!< \brief Defines 'write only' structure member permissions */
177 #define __IOM volatile /*!< \brief Defines 'read / write' structure member permissions */
178 #define RESERVED(N, T) T RESERVED##N; // placeholder struct members used for "reserved" areas
180 /*******************************************************************************
181 * Register Abstraction
182 Core Register contain:
185 - L2C-310 Cache Controller
186 - Generic Interrupt Controller Distributor
187 - Generic Interrupt Controller Interface
188 ******************************************************************************/
190 /* Core Register CPSR */
195 uint32_t M:5; /*!< \brief bit: 0.. 4 Mode field */
196 uint32_t T:1; /*!< \brief bit: 5 Thumb execution state bit */
197 uint32_t F:1; /*!< \brief bit: 6 FIQ mask bit */
198 uint32_t I:1; /*!< \brief bit: 7 IRQ mask bit */
199 uint32_t A:1; /*!< \brief bit: 8 Asynchronous abort mask bit */
200 uint32_t E:1; /*!< \brief bit: 9 Endianness execution state bit */
201 uint32_t IT1:6; /*!< \brief bit: 10..15 If-Then execution state bits 2-7 */
202 uint32_t GE:4; /*!< \brief bit: 16..19 Greater than or Equal flags */
203 RESERVED(0:4, uint32_t)
204 uint32_t J:1; /*!< \brief bit: 24 Jazelle bit */
205 uint32_t IT0:2; /*!< \brief bit: 25..26 If-Then execution state bits 0-1 */
206 uint32_t Q:1; /*!< \brief bit: 27 Saturation condition flag */
207 uint32_t V:1; /*!< \brief bit: 28 Overflow condition code flag */
208 uint32_t C:1; /*!< \brief bit: 29 Carry condition code flag */
209 uint32_t Z:1; /*!< \brief bit: 30 Zero condition code flag */
210 uint32_t N:1; /*!< \brief bit: 31 Negative condition code flag */
211 } b; /*!< \brief Structure used for bit access */
212 uint32_t w; /*!< \brief Type used for word access */
217 /* CPSR Register Definitions */
218 #define CPSR_N_Pos 31U /*!< \brief CPSR: N Position */
219 #define CPSR_N_Msk (1UL << CPSR_N_Pos) /*!< \brief CPSR: N Mask */
221 #define CPSR_Z_Pos 30U /*!< \brief CPSR: Z Position */
222 #define CPSR_Z_Msk (1UL << CPSR_Z_Pos) /*!< \brief CPSR: Z Mask */
224 #define CPSR_C_Pos 29U /*!< \brief CPSR: C Position */
225 #define CPSR_C_Msk (1UL << CPSR_C_Pos) /*!< \brief CPSR: C Mask */
227 #define CPSR_V_Pos 28U /*!< \brief CPSR: V Position */
228 #define CPSR_V_Msk (1UL << CPSR_V_Pos) /*!< \brief CPSR: V Mask */
230 #define CPSR_Q_Pos 27U /*!< \brief CPSR: Q Position */
231 #define CPSR_Q_Msk (1UL << CPSR_Q_Pos) /*!< \brief CPSR: Q Mask */
233 #define CPSR_IT0_Pos 25U /*!< \brief CPSR: IT0 Position */
234 #define CPSR_IT0_Msk (3UL << CPSR_IT0_Pos) /*!< \brief CPSR: IT0 Mask */
236 #define CPSR_J_Pos 24U /*!< \brief CPSR: J Position */
237 #define CPSR_J_Msk (1UL << CPSR_J_Pos) /*!< \brief CPSR: J Mask */
239 #define CPSR_GE_Pos 16U /*!< \brief CPSR: GE Position */
240 #define CPSR_GE_Msk (0xFUL << CPSR_GE_Pos) /*!< \brief CPSR: GE Mask */
242 #define CPSR_IT1_Pos 10U /*!< \brief CPSR: IT1 Position */
243 #define CPSR_IT1_Msk (0x3FUL << CPSR_IT1_Pos) /*!< \brief CPSR: IT1 Mask */
245 #define CPSR_E_Pos 9U /*!< \brief CPSR: E Position */
246 #define CPSR_E_Msk (1UL << CPSR_E_Pos) /*!< \brief CPSR: E Mask */
248 #define CPSR_A_Pos 8U /*!< \brief CPSR: A Position */
249 #define CPSR_A_Msk (1UL << CPSR_A_Pos) /*!< \brief CPSR: A Mask */
251 #define CPSR_I_Pos 7U /*!< \brief CPSR: I Position */
252 #define CPSR_I_Msk (1UL << CPSR_I_Pos) /*!< \brief CPSR: I Mask */
254 #define CPSR_F_Pos 6U /*!< \brief CPSR: F Position */
255 #define CPSR_F_Msk (1UL << CPSR_F_Pos) /*!< \brief CPSR: F Mask */
257 #define CPSR_T_Pos 5U /*!< \brief CPSR: T Position */
258 #define CPSR_T_Msk (1UL << CPSR_T_Pos) /*!< \brief CPSR: T Mask */
260 #define CPSR_M_Pos 0U /*!< \brief CPSR: M Position */
261 #define CPSR_M_Msk (0x1FUL << CPSR_M_Pos) /*!< \brief CPSR: M Mask */
263 #define CPSR_M_USR 0x10U /*!< \brief CPSR: M User mode (PL0) */
264 #define CPSR_M_FIQ 0x11U /*!< \brief CPSR: M Fast Interrupt mode (PL1) */
265 #define CPSR_M_IRQ 0x12U /*!< \brief CPSR: M Interrupt mode (PL1) */
266 #define CPSR_M_SVC 0x13U /*!< \brief CPSR: M Supervisor mode (PL1) */
267 #define CPSR_M_MON 0x16U /*!< \brief CPSR: M Monitor mode (PL1) */
268 #define CPSR_M_ABT 0x17U /*!< \brief CPSR: M Abort mode (PL1) */
269 #define CPSR_M_HYP 0x1AU /*!< \brief CPSR: M Hypervisor mode (PL2) */
270 #define CPSR_M_UND 0x1BU /*!< \brief CPSR: M Undefined mode (PL1) */
271 #define CPSR_M_SYS 0x1FU /*!< \brief CPSR: M System mode (PL1) */
273 /* CP15 Register SCTLR */
278 uint32_t M:1; /*!< \brief bit: 0 MMU enable */
279 uint32_t A:1; /*!< \brief bit: 1 Alignment check enable */
280 uint32_t C:1; /*!< \brief bit: 2 Cache enable */
281 RESERVED(0:2, uint32_t)
282 uint32_t CP15BEN:1; /*!< \brief bit: 5 CP15 barrier enable */
283 RESERVED(1:1, uint32_t)
284 uint32_t B:1; /*!< \brief bit: 7 Endianness model */
285 RESERVED(2:2, uint32_t)
286 uint32_t SW:1; /*!< \brief bit: 10 SWP and SWPB enable */
287 uint32_t Z:1; /*!< \brief bit: 11 Branch prediction enable */
288 uint32_t I:1; /*!< \brief bit: 12 Instruction cache enable */
289 uint32_t V:1; /*!< \brief bit: 13 Vectors bit */
290 uint32_t RR:1; /*!< \brief bit: 14 Round Robin select */
291 RESERVED(3:2, uint32_t)
292 uint32_t HA:1; /*!< \brief bit: 17 Hardware Access flag enable */
293 RESERVED(4:1, uint32_t)
294 uint32_t WXN:1; /*!< \brief bit: 19 Write permission implies XN */
295 uint32_t UWXN:1; /*!< \brief bit: 20 Unprivileged write permission implies PL1 XN */
296 uint32_t FI:1; /*!< \brief bit: 21 Fast interrupts configuration enable */
297 uint32_t U:1; /*!< \brief bit: 22 Alignment model */
298 RESERVED(5:1, uint32_t)
299 uint32_t VE:1; /*!< \brief bit: 24 Interrupt Vectors Enable */
300 uint32_t EE:1; /*!< \brief bit: 25 Exception Endianness */
301 RESERVED(6:1, uint32_t)
302 uint32_t NMFI:1; /*!< \brief bit: 27 Non-maskable FIQ (NMFI) support */
303 uint32_t TRE:1; /*!< \brief bit: 28 TEX remap enable. */
304 uint32_t AFE:1; /*!< \brief bit: 29 Access flag enable */
305 uint32_t TE:1; /*!< \brief bit: 30 Thumb Exception enable */
306 RESERVED(7:1, uint32_t)
307 } b; /*!< \brief Structure used for bit access */
308 uint32_t w; /*!< \brief Type used for word access */
311 #define SCTLR_TE_Pos 30U /*!< \brief SCTLR: TE Position */
312 #define SCTLR_TE_Msk (1UL << SCTLR_TE_Pos) /*!< \brief SCTLR: TE Mask */
314 #define SCTLR_AFE_Pos 29U /*!< \brief SCTLR: AFE Position */
315 #define SCTLR_AFE_Msk (1UL << SCTLR_AFE_Pos) /*!< \brief SCTLR: AFE Mask */
317 #define SCTLR_TRE_Pos 28U /*!< \brief SCTLR: TRE Position */
318 #define SCTLR_TRE_Msk (1UL << SCTLR_TRE_Pos) /*!< \brief SCTLR: TRE Mask */
320 #define SCTLR_NMFI_Pos 27U /*!< \brief SCTLR: NMFI Position */
321 #define SCTLR_NMFI_Msk (1UL << SCTLR_NMFI_Pos) /*!< \brief SCTLR: NMFI Mask */
323 #define SCTLR_EE_Pos 25U /*!< \brief SCTLR: EE Position */
324 #define SCTLR_EE_Msk (1UL << SCTLR_EE_Pos) /*!< \brief SCTLR: EE Mask */
326 #define SCTLR_VE_Pos 24U /*!< \brief SCTLR: VE Position */
327 #define SCTLR_VE_Msk (1UL << SCTLR_VE_Pos) /*!< \brief SCTLR: VE Mask */
329 #define SCTLR_U_Pos 22U /*!< \brief SCTLR: U Position */
330 #define SCTLR_U_Msk (1UL << SCTLR_U_Pos) /*!< \brief SCTLR: U Mask */
332 #define SCTLR_FI_Pos 21U /*!< \brief SCTLR: FI Position */
333 #define SCTLR_FI_Msk (1UL << SCTLR_FI_Pos) /*!< \brief SCTLR: FI Mask */
335 #define SCTLR_UWXN_Pos 20U /*!< \brief SCTLR: UWXN Position */
336 #define SCTLR_UWXN_Msk (1UL << SCTLR_UWXN_Pos) /*!< \brief SCTLR: UWXN Mask */
338 #define SCTLR_WXN_Pos 19U /*!< \brief SCTLR: WXN Position */
339 #define SCTLR_WXN_Msk (1UL << SCTLR_WXN_Pos) /*!< \brief SCTLR: WXN Mask */
341 #define SCTLR_HA_Pos 17U /*!< \brief SCTLR: HA Position */
342 #define SCTLR_HA_Msk (1UL << SCTLR_HA_Pos) /*!< \brief SCTLR: HA Mask */
344 #define SCTLR_RR_Pos 14U /*!< \brief SCTLR: RR Position */
345 #define SCTLR_RR_Msk (1UL << SCTLR_RR_Pos) /*!< \brief SCTLR: RR Mask */
347 #define SCTLR_V_Pos 13U /*!< \brief SCTLR: V Position */
348 #define SCTLR_V_Msk (1UL << SCTLR_V_Pos) /*!< \brief SCTLR: V Mask */
350 #define SCTLR_I_Pos 12U /*!< \brief SCTLR: I Position */
351 #define SCTLR_I_Msk (1UL << SCTLR_I_Pos) /*!< \brief SCTLR: I Mask */
353 #define SCTLR_Z_Pos 11U /*!< \brief SCTLR: Z Position */
354 #define SCTLR_Z_Msk (1UL << SCTLR_Z_Pos) /*!< \brief SCTLR: Z Mask */
356 #define SCTLR_SW_Pos 10U /*!< \brief SCTLR: SW Position */
357 #define SCTLR_SW_Msk (1UL << SCTLR_SW_Pos) /*!< \brief SCTLR: SW Mask */
359 #define SCTLR_B_Pos 7U /*!< \brief SCTLR: B Position */
360 #define SCTLR_B_Msk (1UL << SCTLR_B_Pos) /*!< \brief SCTLR: B Mask */
362 #define SCTLR_CP15BEN_Pos 5U /*!< \brief SCTLR: CP15BEN Position */
363 #define SCTLR_CP15BEN_Msk (1UL << SCTLR_CP15BEN_Pos) /*!< \brief SCTLR: CP15BEN Mask */
365 #define SCTLR_C_Pos 2U /*!< \brief SCTLR: C Position */
366 #define SCTLR_C_Msk (1UL << SCTLR_C_Pos) /*!< \brief SCTLR: C Mask */
368 #define SCTLR_A_Pos 1U /*!< \brief SCTLR: A Position */
369 #define SCTLR_A_Msk (1UL << SCTLR_A_Pos) /*!< \brief SCTLR: A Mask */
371 #define SCTLR_M_Pos 0U /*!< \brief SCTLR: M Position */
372 #define SCTLR_M_Msk (1UL << SCTLR_M_Pos) /*!< \brief SCTLR: M Mask */
374 /* CP15 Register ACTLR */
377 #if __CORTEX_A == 5 || defined(DOXYGEN)
378 /** \brief Structure used for bit access on Cortex-A5 */
381 uint32_t FW:1; /*!< \brief bit: 0 Cache and TLB maintenance broadcast */
382 RESERVED(0:5, uint32_t)
383 uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
384 uint32_t EXCL:1; /*!< \brief bit: 7 Exclusive L1/L2 cache control */
385 RESERVED(1:2, uint32_t)
386 uint32_t DODMBS:1; /*!< \brief bit: 10 Disable optimized data memory barrier behavior */
387 uint32_t DWBST:1; /*!< \brief bit: 11 AXI data write bursts to Normal memory */
388 uint32_t RADIS:1; /*!< \brief bit: 12 L1 Data Cache read-allocate mode disable */
389 uint32_t L1PCTL:2; /*!< \brief bit:13..14 L1 Data prefetch control */
390 uint32_t BP:2; /*!< \brief bit:16..15 Branch prediction policy */
391 uint32_t RSDIS:1; /*!< \brief bit: 17 Disable return stack operation */
392 uint32_t BTDIS:1; /*!< \brief bit: 18 Disable indirect Branch Target Address Cache (BTAC) */
393 RESERVED(3:9, uint32_t)
394 uint32_t DBDI:1; /*!< \brief bit: 28 Disable branch dual issue */
395 RESERVED(7:3, uint32_t)
398 #if __CORTEX_A == 7 || defined(DOXYGEN)
399 /** \brief Structure used for bit access on Cortex-A7 */
402 RESERVED(0:6, uint32_t)
403 uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
404 RESERVED(1:3, uint32_t)
405 uint32_t DODMBS:1; /*!< \brief bit: 10 Disable optimized data memory barrier behavior */
406 uint32_t L2RADIS:1; /*!< \brief bit: 11 L2 Data Cache read-allocate mode disable */
407 uint32_t L1RADIS:1; /*!< \brief bit: 12 L1 Data Cache read-allocate mode disable */
408 uint32_t L1PCTL:2; /*!< \brief bit:13..14 L1 Data prefetch control */
409 uint32_t DDVM:1; /*!< \brief bit: 15 Disable Distributed Virtual Memory (DVM) transactions */
410 RESERVED(3:12, uint32_t)
411 uint32_t DDI:1; /*!< \brief bit: 28 Disable dual issue */
412 RESERVED(7:3, uint32_t)
415 #if __CORTEX_A == 9 || defined(DOXYGEN)
416 /** \brief Structure used for bit access on Cortex-A9 */
419 uint32_t FW:1; /*!< \brief bit: 0 Cache and TLB maintenance broadcast */
420 RESERVED(0:1, uint32_t)
421 uint32_t L1PE:1; /*!< \brief bit: 2 Dside prefetch */
422 uint32_t WFLZM:1; /*!< \brief bit: 3 Cache and TLB maintenance broadcast */
423 RESERVED(1:2, uint32_t)
424 uint32_t SMP:1; /*!< \brief bit: 6 Enables coherent requests to the processor */
425 uint32_t EXCL:1; /*!< \brief bit: 7 Exclusive L1/L2 cache control */
426 uint32_t AOW:1; /*!< \brief bit: 8 Enable allocation in one cache way only */
427 uint32_t PARITY:1; /*!< \brief bit: 9 Support for parity checking, if implemented */
428 RESERVED(7:22, uint32_t)
431 uint32_t w; /*!< \brief Type used for word access */
434 #define ACTLR_DDI_Pos 28U /*!< \brief ACTLR: DDI Position */
435 #define ACTLR_DDI_Msk (1UL << ACTLR_DDI_Pos) /*!< \brief ACTLR: DDI Mask */
437 #define ACTLR_DBDI_Pos 28U /*!< \brief ACTLR: DBDI Position */
438 #define ACTLR_DBDI_Msk (1UL << ACTLR_DBDI_Pos) /*!< \brief ACTLR: DBDI Mask */
440 #define ACTLR_BTDIS_Pos 18U /*!< \brief ACTLR: BTDIS Position */
441 #define ACTLR_BTDIS_Msk (1UL << ACTLR_BTDIS_Pos) /*!< \brief ACTLR: BTDIS Mask */
443 #define ACTLR_RSDIS_Pos 17U /*!< \brief ACTLR: RSDIS Position */
444 #define ACTLR_RSDIS_Msk (1UL << ACTLR_RSDIS_Pos) /*!< \brief ACTLR: RSDIS Mask */
446 #define ACTLR_BP_Pos 15U /*!< \brief ACTLR: BP Position */
447 #define ACTLR_BP_Msk (3UL << ACTLR_BP_Pos) /*!< \brief ACTLR: BP Mask */
449 #define ACTLR_DDVM_Pos 15U /*!< \brief ACTLR: DDVM Position */
450 #define ACTLR_DDVM_Msk (1UL << ACTLR_DDVM_Pos) /*!< \brief ACTLR: DDVM Mask */
452 #define ACTLR_L1PCTL_Pos 13U /*!< \brief ACTLR: L1PCTL Position */
453 #define ACTLR_L1PCTL_Msk (3UL << ACTLR_L1PCTL_Pos) /*!< \brief ACTLR: L1PCTL Mask */
455 #define ACTLR_RADIS_Pos 12U /*!< \brief ACTLR: RADIS Position */
456 #define ACTLR_RADIS_Msk (1UL << ACTLR_RADIS_Pos) /*!< \brief ACTLR: RADIS Mask */
458 #define ACTLR_L1RADIS_Pos 12U /*!< \brief ACTLR: L1RADIS Position */
459 #define ACTLR_L1RADIS_Msk (1UL << ACTLR_L1RADIS_Pos) /*!< \brief ACTLR: L1RADIS Mask */
461 #define ACTLR_DWBST_Pos 11U /*!< \brief ACTLR: DWBST Position */
462 #define ACTLR_DWBST_Msk (1UL << ACTLR_DWBST_Pos) /*!< \brief ACTLR: DWBST Mask */
464 #define ACTLR_L2RADIS_Pos 11U /*!< \brief ACTLR: L2RADIS Position */
465 #define ACTLR_L2RADIS_Msk (1UL << ACTLR_L2RADIS_Pos) /*!< \brief ACTLR: L2RADIS Mask */
467 #define ACTLR_DODMBS_Pos 10U /*!< \brief ACTLR: DODMBS Position */
468 #define ACTLR_DODMBS_Msk (1UL << ACTLR_DODMBS_Pos) /*!< \brief ACTLR: DODMBS Mask */
470 #define ACTLR_PARITY_Pos 9U /*!< \brief ACTLR: PARITY Position */
471 #define ACTLR_PARITY_Msk (1UL << ACTLR_PARITY_Pos) /*!< \brief ACTLR: PARITY Mask */
473 #define ACTLR_AOW_Pos 8U /*!< \brief ACTLR: AOW Position */
474 #define ACTLR_AOW_Msk (1UL << ACTLR_AOW_Pos) /*!< \brief ACTLR: AOW Mask */
476 #define ACTLR_EXCL_Pos 7U /*!< \brief ACTLR: EXCL Position */
477 #define ACTLR_EXCL_Msk (1UL << ACTLR_EXCL_Pos) /*!< \brief ACTLR: EXCL Mask */
479 #define ACTLR_SMP_Pos 6U /*!< \brief ACTLR: SMP Position */
480 #define ACTLR_SMP_Msk (1UL << ACTLR_SMP_Pos) /*!< \brief ACTLR: SMP Mask */
482 #define ACTLR_WFLZM_Pos 3U /*!< \brief ACTLR: WFLZM Position */
483 #define ACTLR_WFLZM_Msk (1UL << ACTLR_WFLZM_Pos) /*!< \brief ACTLR: WFLZM Mask */
485 #define ACTLR_L1PE_Pos 2U /*!< \brief ACTLR: L1PE Position */
486 #define ACTLR_L1PE_Msk (1UL << ACTLR_L1PE_Pos) /*!< \brief ACTLR: L1PE Mask */
488 #define ACTLR_FW_Pos 0U /*!< \brief ACTLR: FW Position */
489 #define ACTLR_FW_Msk (1UL << ACTLR_FW_Pos) /*!< \brief ACTLR: FW Mask */
491 /* CP15 Register CPACR */
496 uint32_t CP0:2; /*!< \brief bit: 0..1 Access rights for coprocessor 0 */
497 uint32_t CP1:2; /*!< \brief bit: 2..3 Access rights for coprocessor 1 */
498 uint32_t CP2:2; /*!< \brief bit: 4..5 Access rights for coprocessor 2 */
499 uint32_t CP3:2; /*!< \brief bit: 6..7 Access rights for coprocessor 3 */
500 uint32_t CP4:2; /*!< \brief bit: 8..9 Access rights for coprocessor 4 */
501 uint32_t CP5:2; /*!< \brief bit:10..11 Access rights for coprocessor 5 */
502 uint32_t CP6:2; /*!< \brief bit:12..13 Access rights for coprocessor 6 */
503 uint32_t CP7:2; /*!< \brief bit:14..15 Access rights for coprocessor 7 */
504 uint32_t CP8:2; /*!< \brief bit:16..17 Access rights for coprocessor 8 */
505 uint32_t CP9:2; /*!< \brief bit:18..19 Access rights for coprocessor 9 */
506 uint32_t CP10:2; /*!< \brief bit:20..21 Access rights for coprocessor 10 */
507 uint32_t CP11:2; /*!< \brief bit:22..23 Access rights for coprocessor 11 */
508 uint32_t CP12:2; /*!< \brief bit:24..25 Access rights for coprocessor 11 */
509 uint32_t CP13:2; /*!< \brief bit:26..27 Access rights for coprocessor 11 */
510 uint32_t TRCDIS:1; /*!< \brief bit: 28 Disable CP14 access to trace registers */
511 RESERVED(0:1, uint32_t)
512 uint32_t D32DIS:1; /*!< \brief bit: 30 Disable use of registers D16-D31 of the VFP register file */
513 uint32_t ASEDIS:1; /*!< \brief bit: 31 Disable Advanced SIMD Functionality */
514 } b; /*!< \brief Structure used for bit access */
515 uint32_t w; /*!< \brief Type used for word access */
518 #define CPACR_ASEDIS_Pos 31U /*!< \brief CPACR: ASEDIS Position */
519 #define CPACR_ASEDIS_Msk (1UL << CPACR_ASEDIS_Pos) /*!< \brief CPACR: ASEDIS Mask */
521 #define CPACR_D32DIS_Pos 30U /*!< \brief CPACR: D32DIS Position */
522 #define CPACR_D32DIS_Msk (1UL << CPACR_D32DIS_Pos) /*!< \brief CPACR: D32DIS Mask */
524 #define CPACR_TRCDIS_Pos 28U /*!< \brief CPACR: D32DIS Position */
525 #define CPACR_TRCDIS_Msk (1UL << CPACR_D32DIS_Pos) /*!< \brief CPACR: D32DIS Mask */
527 #define CPACR_CP_Pos_(n) (n*2U) /*!< \brief CPACR: CPn Position */
528 #define CPACR_CP_Msk_(n) (3UL << CPACR_CP_Pos_(n)) /*!< \brief CPACR: CPn Mask */
530 #define CPACR_CP_NA 0U /*!< \brief CPACR CPn field: Access denied. */
531 #define CPACR_CP_PL1 1U /*!< \brief CPACR CPn field: Accessible from PL1 only. */
532 #define CPACR_CP_FA 3U /*!< \brief CPACR CPn field: Full access. */
534 /* CP15 Register DFSR */
539 uint32_t FS0:4; /*!< \brief bit: 0.. 3 Fault Status bits bit 0-3 */
540 uint32_t Domain:4; /*!< \brief bit: 4.. 7 Fault on which domain */
541 RESERVED(0:1, uint32_t)
542 uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
543 uint32_t FS1:1; /*!< \brief bit: 10 Fault Status bits bit 4 */
544 uint32_t WnR:1; /*!< \brief bit: 11 Write not Read bit */
545 uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
546 uint32_t CM:1; /*!< \brief bit: 13 Cache maintenance fault */
547 RESERVED(1:18, uint32_t)
548 } s; /*!< \brief Structure used for bit access in short format */
551 uint32_t STATUS:5; /*!< \brief bit: 0.. 5 Fault Status bits */
552 RESERVED(0:3, uint32_t)
553 uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
554 RESERVED(1:1, uint32_t)
555 uint32_t WnR:1; /*!< \brief bit: 11 Write not Read bit */
556 uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
557 uint32_t CM:1; /*!< \brief bit: 13 Cache maintenance fault */
558 RESERVED(2:18, uint32_t)
559 } l; /*!< \brief Structure used for bit access in long format */
560 uint32_t w; /*!< \brief Type used for word access */
563 #define DFSR_CM_Pos 13U /*!< \brief DFSR: CM Position */
564 #define DFSR_CM_Msk (1UL << DFSR_CM_Pos) /*!< \brief DFSR: CM Mask */
566 #define DFSR_Ext_Pos 12U /*!< \brief DFSR: Ext Position */
567 #define DFSR_Ext_Msk (1UL << DFSR_Ext_Pos) /*!< \brief DFSR: Ext Mask */
569 #define DFSR_WnR_Pos 11U /*!< \brief DFSR: WnR Position */
570 #define DFSR_WnR_Msk (1UL << DFSR_WnR_Pos) /*!< \brief DFSR: WnR Mask */
572 #define DFSR_FS1_Pos 10U /*!< \brief DFSR: FS1 Position */
573 #define DFSR_FS1_Msk (1UL << DFSR_FS1_Pos) /*!< \brief DFSR: FS1 Mask */
575 #define DFSR_LPAE_Pos 9U /*!< \brief DFSR: LPAE Position */
576 #define DFSR_LPAE_Msk (1UL << DFSR_LPAE_Pos) /*!< \brief DFSR: LPAE Mask */
578 #define DFSR_Domain_Pos 4U /*!< \brief DFSR: Domain Position */
579 #define DFSR_Domain_Msk (0xFUL << DFSR_Domain_Pos) /*!< \brief DFSR: Domain Mask */
581 #define DFSR_FS0_Pos 0U /*!< \brief DFSR: FS0 Position */
582 #define DFSR_FS0_Msk (0xFUL << DFSR_FS0_Pos) /*!< \brief DFSR: FS0 Mask */
584 #define DFSR_STATUS_Pos 0U /*!< \brief DFSR: STATUS Position */
585 #define DFSR_STATUS_Msk (0x3FUL << DFSR_STATUS_Pos) /*!< \brief DFSR: STATUS Mask */
587 /* CP15 Register IFSR */
592 uint32_t FS0:4; /*!< \brief bit: 0.. 3 Fault Status bits bit 0-3 */
593 RESERVED(0:5, uint32_t)
594 uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
595 uint32_t FS1:1; /*!< \brief bit: 10 Fault Status bits bit 4 */
596 RESERVED(1:1, uint32_t)
597 uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
598 RESERVED(2:19, uint32_t)
599 } s; /*!< \brief Structure used for bit access in short format */
602 uint32_t STATUS:6; /*!< \brief bit: 0.. 5 Fault Status bits */
603 RESERVED(0:3, uint32_t)
604 uint32_t LPAE:1; /*!< \brief bit: 9 Large Physical Address Extension */
605 RESERVED(1:2, uint32_t)
606 uint32_t ExT:1; /*!< \brief bit: 12 External abort type */
607 RESERVED(2:19, uint32_t)
608 } l; /*!< \brief Structure used for bit access in long format */
609 uint32_t w; /*!< \brief Type used for word access */
612 #define IFSR_ExT_Pos 12U /*!< \brief IFSR: ExT Position */
613 #define IFSR_ExT_Msk (1UL << IFSR_ExT_Pos) /*!< \brief IFSR: ExT Mask */
615 #define IFSR_FS1_Pos 10U /*!< \brief IFSR: FS1 Position */
616 #define IFSR_FS1_Msk (1UL << IFSR_FS1_Pos) /*!< \brief IFSR: FS1 Mask */
618 #define IFSR_LPAE_Pos 9U /*!< \brief IFSR: LPAE Position */
619 #define IFSR_LPAE_Msk (0x1UL << IFSR_LPAE_Pos) /*!< \brief IFSR: LPAE Mask */
621 #define IFSR_FS0_Pos 0U /*!< \brief IFSR: FS0 Position */
622 #define IFSR_FS0_Msk (0xFUL << IFSR_FS0_Pos) /*!< \brief IFSR: FS0 Mask */
624 #define IFSR_STATUS_Pos 0U /*!< \brief IFSR: STATUS Position */
625 #define IFSR_STATUS_Msk (0x3FUL << IFSR_STATUS_Pos) /*!< \brief IFSR: STATUS Mask */
627 /* CP15 Register ISR */
632 RESERVED(0:6, uint32_t)
633 uint32_t F:1; /*!< \brief bit: 6 FIQ pending bit */
634 uint32_t I:1; /*!< \brief bit: 7 IRQ pending bit */
635 uint32_t A:1; /*!< \brief bit: 8 External abort pending bit */
636 RESERVED(1:23, uint32_t)
637 } b; /*!< \brief Structure used for bit access */
638 uint32_t w; /*!< \brief Type used for word access */
641 #define ISR_A_Pos 13U /*!< \brief ISR: A Position */
642 #define ISR_A_Msk (1UL << ISR_A_Pos) /*!< \brief ISR: A Mask */
644 #define ISR_I_Pos 12U /*!< \brief ISR: I Position */
645 #define ISR_I_Msk (1UL << ISR_I_Pos) /*!< \brief ISR: I Mask */
647 #define ISR_F_Pos 11U /*!< \brief ISR: F Position */
648 #define ISR_F_Msk (1UL << ISR_F_Pos) /*!< \brief ISR: F Mask */
651 #define DACR_D_Pos_(n) (2U*n) /*!< \brief DACR: Dn Position */
652 #define DACR_D_Msk_(n) (3UL << DACR_D_Pos_(n)) /*!< \brief DACR: Dn Mask */
653 #define DACR_Dn_NOACCESS 0U /*!< \brief DACR Dn field: No access */
654 #define DACR_Dn_CLIENT 1U /*!< \brief DACR Dn field: Client */
655 #define DACR_Dn_MANAGER 3U /*!< \brief DACR Dn field: Manager */
658 \brief Mask and shift a bit field value for use in a register bit range.
659 \param [in] field Name of the register bit field.
660 \param [in] value Value of the bit field. This parameter is interpreted as an uint32_t type.
661 \return Masked and shifted value.
663 #define _VAL2FLD(field, value) (((uint32_t)(value) << field ## _Pos) & field ## _Msk)
666 \brief Mask and shift a register value to extract a bit filed value.
667 \param [in] field Name of the register bit field.
668 \param [in] value Value of register. This parameter is interpreted as an uint32_t type.
669 \return Masked and shifted bit field value.
671 #define _FLD2VAL(field, value) (((uint32_t)(value) & field ## _Msk) >> field ## _Pos)
675 \brief Union type to access the L2C_310 Cache Controller.
677 #if (__L2C_PRESENT == 1U) || defined(DOXYGEN)
680 __IM uint32_t CACHE_ID; /*!< \brief Offset: 0x0000 (R/ ) Cache ID Register */
681 __IM uint32_t CACHE_TYPE; /*!< \brief Offset: 0x0004 (R/ ) Cache Type Register */
682 RESERVED(0[0x3e], uint32_t)
683 __IOM uint32_t CONTROL; /*!< \brief Offset: 0x0100 (R/W) Control Register */
684 __IOM uint32_t AUX_CNT; /*!< \brief Offset: 0x0104 (R/W) Auxiliary Control */
685 RESERVED(1[0x3e], uint32_t)
686 __IOM uint32_t EVENT_CONTROL; /*!< \brief Offset: 0x0200 (R/W) Event Counter Control */
687 __IOM uint32_t EVENT_COUNTER1_CONF; /*!< \brief Offset: 0x0204 (R/W) Event Counter 1 Configuration */
688 __IOM uint32_t EVENT_COUNTER0_CONF; /*!< \brief Offset: 0x0208 (R/W) Event Counter 1 Configuration */
689 RESERVED(2[0x2], uint32_t)
690 __IOM uint32_t INTERRUPT_MASK; /*!< \brief Offset: 0x0214 (R/W) Interrupt Mask */
691 __IM uint32_t MASKED_INT_STATUS; /*!< \brief Offset: 0x0218 (R/ ) Masked Interrupt Status */
692 __IM uint32_t RAW_INT_STATUS; /*!< \brief Offset: 0x021c (R/ ) Raw Interrupt Status */
693 __OM uint32_t INTERRUPT_CLEAR; /*!< \brief Offset: 0x0220 ( /W) Interrupt Clear */
694 RESERVED(3[0x143], uint32_t)
695 __IOM uint32_t CACHE_SYNC; /*!< \brief Offset: 0x0730 (R/W) Cache Sync */
696 RESERVED(4[0xf], uint32_t)
697 __IOM uint32_t INV_LINE_PA; /*!< \brief Offset: 0x0770 (R/W) Invalidate Line By PA */
698 RESERVED(6[2], uint32_t)
699 __IOM uint32_t INV_WAY; /*!< \brief Offset: 0x077c (R/W) Invalidate by Way */
700 RESERVED(5[0xc], uint32_t)
701 __IOM uint32_t CLEAN_LINE_PA; /*!< \brief Offset: 0x07b0 (R/W) Clean Line by PA */
702 RESERVED(7[1], uint32_t)
703 __IOM uint32_t CLEAN_LINE_INDEX_WAY; /*!< \brief Offset: 0x07b8 (R/W) Clean Line by Index/Way */
704 __IOM uint32_t CLEAN_WAY; /*!< \brief Offset: 0x07bc (R/W) Clean by Way */
705 RESERVED(8[0xc], uint32_t)
706 __IOM uint32_t CLEAN_INV_LINE_PA; /*!< \brief Offset: 0x07f0 (R/W) Clean and Invalidate Line by PA */
707 RESERVED(9[1], uint32_t)
708 __IOM uint32_t CLEAN_INV_LINE_INDEX_WAY; /*!< \brief Offset: 0x07f8 (R/W) Clean and Invalidate Line by Index/Way */
709 __IOM uint32_t CLEAN_INV_WAY; /*!< \brief Offset: 0x07fc (R/W) Clean and Invalidate by Way */
710 RESERVED(10[0x40], uint32_t)
711 __IOM uint32_t DATA_LOCK_0_WAY; /*!< \brief Offset: 0x0900 (R/W) Data Lockdown 0 by Way */
712 __IOM uint32_t INST_LOCK_0_WAY; /*!< \brief Offset: 0x0904 (R/W) Instruction Lockdown 0 by Way */
713 __IOM uint32_t DATA_LOCK_1_WAY; /*!< \brief Offset: 0x0908 (R/W) Data Lockdown 1 by Way */
714 __IOM uint32_t INST_LOCK_1_WAY; /*!< \brief Offset: 0x090c (R/W) Instruction Lockdown 1 by Way */
715 __IOM uint32_t DATA_LOCK_2_WAY; /*!< \brief Offset: 0x0910 (R/W) Data Lockdown 2 by Way */
716 __IOM uint32_t INST_LOCK_2_WAY; /*!< \brief Offset: 0x0914 (R/W) Instruction Lockdown 2 by Way */
717 __IOM uint32_t DATA_LOCK_3_WAY; /*!< \brief Offset: 0x0918 (R/W) Data Lockdown 3 by Way */
718 __IOM uint32_t INST_LOCK_3_WAY; /*!< \brief Offset: 0x091c (R/W) Instruction Lockdown 3 by Way */
719 __IOM uint32_t DATA_LOCK_4_WAY; /*!< \brief Offset: 0x0920 (R/W) Data Lockdown 4 by Way */
720 __IOM uint32_t INST_LOCK_4_WAY; /*!< \brief Offset: 0x0924 (R/W) Instruction Lockdown 4 by Way */
721 __IOM uint32_t DATA_LOCK_5_WAY; /*!< \brief Offset: 0x0928 (R/W) Data Lockdown 5 by Way */
722 __IOM uint32_t INST_LOCK_5_WAY; /*!< \brief Offset: 0x092c (R/W) Instruction Lockdown 5 by Way */
723 __IOM uint32_t DATA_LOCK_6_WAY; /*!< \brief Offset: 0x0930 (R/W) Data Lockdown 5 by Way */
724 __IOM uint32_t INST_LOCK_6_WAY; /*!< \brief Offset: 0x0934 (R/W) Instruction Lockdown 5 by Way */
725 __IOM uint32_t DATA_LOCK_7_WAY; /*!< \brief Offset: 0x0938 (R/W) Data Lockdown 6 by Way */
726 __IOM uint32_t INST_LOCK_7_WAY; /*!< \brief Offset: 0x093c (R/W) Instruction Lockdown 6 by Way */
727 RESERVED(11[0x4], uint32_t)
728 __IOM uint32_t LOCK_LINE_EN; /*!< \brief Offset: 0x0950 (R/W) Lockdown by Line Enable */
729 __IOM uint32_t UNLOCK_ALL_BY_WAY; /*!< \brief Offset: 0x0954 (R/W) Unlock All Lines by Way */
730 RESERVED(12[0xaa], uint32_t)
731 __IOM uint32_t ADDRESS_FILTER_START; /*!< \brief Offset: 0x0c00 (R/W) Address Filtering Start */
732 __IOM uint32_t ADDRESS_FILTER_END; /*!< \brief Offset: 0x0c04 (R/W) Address Filtering End */
733 RESERVED(13[0xce], uint32_t)
734 __IOM uint32_t DEBUG_CONTROL; /*!< \brief Offset: 0x0f40 (R/W) Debug Control Register */
737 #define L2C_310 ((L2C_310_TypeDef *)L2C_310_BASE) /*!< \brief L2C_310 register set access pointer */
740 #if (__GIC_PRESENT == 1U) || defined(DOXYGEN)
742 /** \brief Structure type to access the Generic Interrupt Controller Distributor (GICD)
746 __IOM uint32_t CTLR; /*!< \brief Offset: 0x000 (R/W) Distributor Control Register */
747 __IM uint32_t TYPER; /*!< \brief Offset: 0x004 (R/ ) Interrupt Controller Type Register */
748 __IM uint32_t IIDR; /*!< \brief Offset: 0x008 (R/ ) Distributor Implementer Identification Register */
749 RESERVED(0, uint32_t)
750 __IOM uint32_t STATUSR; /*!< \brief Offset: 0x010 (R/W) Error Reporting Status Register, optional */
751 RESERVED(1[11], uint32_t)
752 __OM uint32_t SETSPI_NSR; /*!< \brief Offset: 0x040 ( /W) Set SPI Register */
753 RESERVED(2, uint32_t)
754 __OM uint32_t CLRSPI_NSR; /*!< \brief Offset: 0x048 ( /W) Clear SPI Register */
755 RESERVED(3, uint32_t)
756 __OM uint32_t SETSPI_SR; /*!< \brief Offset: 0x050 ( /W) Set SPI, Secure Register */
757 RESERVED(4, uint32_t)
758 __OM uint32_t CLRSPI_SR; /*!< \brief Offset: 0x058 ( /W) Clear SPI, Secure Register */
759 RESERVED(5[9], uint32_t)
760 __IOM uint32_t IGROUPR[32]; /*!< \brief Offset: 0x080 (R/W) Interrupt Group Registers */
761 __IOM uint32_t ISENABLER[32]; /*!< \brief Offset: 0x100 (R/W) Interrupt Set-Enable Registers */
762 __IOM uint32_t ICENABLER[32]; /*!< \brief Offset: 0x180 (R/W) Interrupt Clear-Enable Registers */
763 __IOM uint32_t ISPENDR[32]; /*!< \brief Offset: 0x200 (R/W) Interrupt Set-Pending Registers */
764 __IOM uint32_t ICPENDR[32]; /*!< \brief Offset: 0x280 (R/W) Interrupt Clear-Pending Registers */
765 __IOM uint32_t ISACTIVER[32]; /*!< \brief Offset: 0x300 (R/W) Interrupt Set-Active Registers */
766 __IOM uint32_t ICACTIVER[32]; /*!< \brief Offset: 0x380 (R/W) Interrupt Clear-Active Registers */
767 __IOM uint32_t IPRIORITYR[255]; /*!< \brief Offset: 0x400 (R/W) Interrupt Priority Registers */
768 RESERVED(6, uint32_t)
769 __IOM uint32_t ITARGETSR[255]; /*!< \brief Offset: 0x800 (R/W) Interrupt Targets Registers */
770 RESERVED(7, uint32_t)
771 __IOM uint32_t ICFGR[64]; /*!< \brief Offset: 0xC00 (R/W) Interrupt Configuration Registers */
772 __IOM uint32_t IGRPMODR[32]; /*!< \brief Offset: 0xD00 (R/W) Interrupt Group Modifier Registers */
773 RESERVED(8[32], uint32_t)
774 __IOM uint32_t NSACR[64]; /*!< \brief Offset: 0xE00 (R/W) Non-secure Access Control Registers */
775 __OM uint32_t SGIR; /*!< \brief Offset: 0xF00 ( /W) Software Generated Interrupt Register */
776 RESERVED(9[3], uint32_t)
777 __IOM uint32_t CPENDSGIR[4]; /*!< \brief Offset: 0xF10 (R/W) SGI Clear-Pending Registers */
778 __IOM uint32_t SPENDSGIR[4]; /*!< \brief Offset: 0xF20 (R/W) SGI Set-Pending Registers */
779 RESERVED(10[5236], uint32_t)
780 __IOM uint64_t IROUTER[988]; /*!< \brief Offset: 0x6100(R/W) Interrupt Routing Registers */
781 } GICDistributor_Type;
783 #define GICDistributor ((GICDistributor_Type *) GIC_DISTRIBUTOR_BASE ) /*!< \brief GIC Distributor register set access pointer */
785 /** \brief Structure type to access the Generic Interrupt Controller Interface (GICC)
789 __IOM uint32_t CTLR; /*!< \brief Offset: 0x000 (R/W) CPU Interface Control Register */
790 __IOM uint32_t PMR; /*!< \brief Offset: 0x004 (R/W) Interrupt Priority Mask Register */
791 __IOM uint32_t BPR; /*!< \brief Offset: 0x008 (R/W) Binary Point Register */
792 __IM uint32_t IAR; /*!< \brief Offset: 0x00C (R/ ) Interrupt Acknowledge Register */
793 __OM uint32_t EOIR; /*!< \brief Offset: 0x010 ( /W) End Of Interrupt Register */
794 __IM uint32_t RPR; /*!< \brief Offset: 0x014 (R/ ) Running Priority Register */
795 __IM uint32_t HPPIR; /*!< \brief Offset: 0x018 (R/ ) Highest Priority Pending Interrupt Register */
796 __IOM uint32_t ABPR; /*!< \brief Offset: 0x01C (R/W) Aliased Binary Point Register */
797 __IM uint32_t AIAR; /*!< \brief Offset: 0x020 (R/ ) Aliased Interrupt Acknowledge Register */
798 __OM uint32_t AEOIR; /*!< \brief Offset: 0x024 ( /W) Aliased End Of Interrupt Register */
799 __IM uint32_t AHPPIR; /*!< \brief Offset: 0x028 (R/ ) Aliased Highest Priority Pending Interrupt Register */
800 __IOM uint32_t STATUSR; /*!< \brief Offset: 0x02C (R/W) Error Reporting Status Register, optional */
801 RESERVED(1[40], uint32_t)
802 __IOM uint32_t APR[4]; /*!< \brief Offset: 0x0D0 (R/W) Active Priority Register */
803 __IOM uint32_t NSAPR[4]; /*!< \brief Offset: 0x0E0 (R/W) Non-secure Active Priority Register */
804 RESERVED(2[3], uint32_t)
805 __IM uint32_t IIDR; /*!< \brief Offset: 0x0FC (R/ ) CPU Interface Identification Register */
806 RESERVED(3[960], uint32_t)
807 __OM uint32_t DIR; /*!< \brief Offset: 0x1000( /W) Deactivate Interrupt Register */
810 #define GICInterface ((GICInterface_Type *) GIC_INTERFACE_BASE ) /*!< \brief GIC Interface register set access pointer */
813 #if (__TIM_PRESENT == 1U) || defined(DOXYGEN)
814 #if ((__CORTEX_A == 5U) || (__CORTEX_A == 9U)) || defined(DOXYGEN)
815 /** \brief Structure type to access the Private Timer
819 __IOM uint32_t LOAD; //!< \brief Offset: 0x000 (R/W) Private Timer Load Register
820 __IOM uint32_t COUNTER; //!< \brief Offset: 0x004 (R/W) Private Timer Counter Register
821 __IOM uint32_t CONTROL; //!< \brief Offset: 0x008 (R/W) Private Timer Control Register
822 __IOM uint32_t ISR; //!< \brief Offset: 0x00C (R/W) Private Timer Interrupt Status Register
823 RESERVED(0[4], uint32_t)
824 __IOM uint32_t WLOAD; //!< \brief Offset: 0x020 (R/W) Watchdog Load Register
825 __IOM uint32_t WCOUNTER; //!< \brief Offset: 0x024 (R/W) Watchdog Counter Register
826 __IOM uint32_t WCONTROL; //!< \brief Offset: 0x028 (R/W) Watchdog Control Register
827 __IOM uint32_t WISR; //!< \brief Offset: 0x02C (R/W) Watchdog Interrupt Status Register
828 __IOM uint32_t WRESET; //!< \brief Offset: 0x030 (R/W) Watchdog Reset Status Register
829 __OM uint32_t WDISABLE; //!< \brief Offset: 0x034 ( /W) Watchdog Disable Register
831 #define PTIM ((Timer_Type *) TIMER_BASE ) /*!< \brief Timer register struct */
835 /*******************************************************************************
836 * Hardware Abstraction Layer
837 Core Function Interface contains:
839 - L2C-310 Cache Controller Functions
840 - PL1 Timer Functions
843 ******************************************************************************/
845 /* ########################## L1 Cache functions ################################# */
847 /** \brief Enable Caches by setting I and C bits in SCTLR register.
849 __STATIC_INLINE void L1C_EnableCaches(void) {
850 __set_SCTLR( __get_SCTLR() | (1U << SCTLR_I_Pos) | (1U << SCTLR_C_Pos));
854 /** \brief Disable Caches by clearing I and C bits in SCTLR register.
856 __STATIC_INLINE void L1C_DisableCaches(void) {
857 __set_SCTLR( __get_SCTLR() & ~(1U << SCTLR_I_Pos) & ~(1U << SCTLR_C_Pos));
861 /** \brief Enable Branch Prediction by setting Z bit in SCTLR register.
863 __STATIC_INLINE void L1C_EnableBTAC(void) {
864 __set_SCTLR( __get_SCTLR() | (1U << SCTLR_Z_Pos));
868 /** \brief Disable Branch Prediction by clearing Z bit in SCTLR register.
870 __STATIC_INLINE void L1C_DisableBTAC(void) {
871 __set_SCTLR( __get_SCTLR() & ~(1U << SCTLR_Z_Pos));
875 /** \brief Invalidate entire branch predictor array
877 __STATIC_INLINE void L1C_InvalidateBTAC(void) {
879 __DSB(); //ensure completion of the invalidation
880 __ISB(); //ensure instruction fetch path sees new state
883 /** \brief Invalidate the whole instruction cache
885 __STATIC_INLINE void L1C_InvalidateICacheAll(void) {
887 __DSB(); //ensure completion of the invalidation
888 __ISB(); //ensure instruction fetch path sees new I cache state
891 /** \brief Clean data cache line by address.
892 * \param [in] va Pointer to data to clear the cache for.
894 __STATIC_INLINE void L1C_CleanDCacheMVA(void *va) {
895 __set_DCCMVAC((uint32_t)va);
896 __DMB(); //ensure the ordering of data cache maintenance operations and their effects
899 /** \brief Invalidate data cache line by address.
900 * \param [in] va Pointer to data to invalidate the cache for.
902 __STATIC_INLINE void L1C_InvalidateDCacheMVA(void *va) {
903 __set_DCIMVAC((uint32_t)va);
904 __DMB(); //ensure the ordering of data cache maintenance operations and their effects
907 /** \brief Clean and Invalidate data cache by address.
908 * \param [in] va Pointer to data to invalidate the cache for.
910 __STATIC_INLINE void L1C_CleanInvalidateDCacheMVA(void *va) {
911 __set_DCCIMVAC((uint32_t)va);
912 __DMB(); //ensure the ordering of data cache maintenance operations and their effects
915 /** \brief Clean and Invalidate the entire data or unified cache
916 * \param [in] op 0 - invalidate, 1 - clean, otherwise - invalidate and clean
917 * \see __L1C_CleanInvalidateCache
919 __STATIC_INLINE void L1C_CleanInvalidateCache(uint32_t op) {
920 __L1C_CleanInvalidateCache(op);
923 /** \brief Invalidate the whole data cache.
925 __STATIC_INLINE void L1C_InvalidateDCacheAll(void) {
926 L1C_CleanInvalidateCache(0);
929 /** \brief Clean the whole data cache.
931 __STATIC_INLINE void L1C_CleanDCacheAll(void) {
932 L1C_CleanInvalidateCache(1);
935 /** \brief Clean and invalidate the whole data cache.
937 __STATIC_INLINE void L1C_CleanInvalidateDCacheAll(void) {
938 L1C_CleanInvalidateCache(2);
942 /* ########################## L2 Cache functions ################################# */
943 #if (__L2C_PRESENT == 1U) || defined(DOXYGEN)
944 /** \brief Cache Sync operation by writing CACHE_SYNC register.
946 __STATIC_INLINE void L2C_Sync(void)
948 L2C_310->CACHE_SYNC = 0x0;
951 /** \brief Read cache controller cache ID from CACHE_ID register.
952 * \return L2C_310_TypeDef::CACHE_ID
954 __STATIC_INLINE int L2C_GetID (void)
956 return L2C_310->CACHE_ID;
959 /** \brief Read cache controller cache type from CACHE_TYPE register.
960 * \return L2C_310_TypeDef::CACHE_TYPE
962 __STATIC_INLINE int L2C_GetType (void)
964 return L2C_310->CACHE_TYPE;
967 /** \brief Invalidate all cache by way
969 __STATIC_INLINE void L2C_InvAllByWay (void)
973 if (L2C_310->AUX_CNT & (1U << 16U)) {
979 L2C_310->INV_WAY = (1U << assoc) - 1U;
980 while(L2C_310->INV_WAY & ((1U << assoc) - 1U)); //poll invalidate
985 /** \brief Clean and Invalidate all cache by way
987 __STATIC_INLINE void L2C_CleanInvAllByWay (void)
991 if (L2C_310->AUX_CNT & (1U << 16U)) {
997 L2C_310->CLEAN_INV_WAY = (1U << assoc) - 1U;
998 while(L2C_310->CLEAN_INV_WAY & ((1U << assoc) - 1U)); //poll invalidate
1003 /** \brief Enable Level 2 Cache
1005 __STATIC_INLINE void L2C_Enable(void)
1007 L2C_310->CONTROL = 0;
1008 L2C_310->INTERRUPT_CLEAR = 0x000001FFuL;
1009 L2C_310->DEBUG_CONTROL = 0;
1010 L2C_310->DATA_LOCK_0_WAY = 0;
1011 L2C_310->CACHE_SYNC = 0;
1012 L2C_310->CONTROL = 0x01;
1016 /** \brief Disable Level 2 Cache
1018 __STATIC_INLINE void L2C_Disable(void)
1020 L2C_310->CONTROL = 0x00;
1024 /** \brief Invalidate cache by physical address
1025 * \param [in] pa Pointer to data to invalidate cache for.
1027 __STATIC_INLINE void L2C_InvPa (void *pa)
1029 L2C_310->INV_LINE_PA = (unsigned int)pa;
1033 /** \brief Clean cache by physical address
1034 * \param [in] pa Pointer to data to invalidate cache for.
1036 __STATIC_INLINE void L2C_CleanPa (void *pa)
1038 L2C_310->CLEAN_LINE_PA = (unsigned int)pa;
1042 /** \brief Clean and invalidate cache by physical address
1043 * \param [in] pa Pointer to data to invalidate cache for.
1045 __STATIC_INLINE void L2C_CleanInvPa (void *pa)
1047 L2C_310->CLEAN_INV_LINE_PA = (unsigned int)pa;
1052 /* ########################## GIC functions ###################################### */
1053 #if (__GIC_PRESENT == 1U) || defined(DOXYGEN)
1055 /** \brief Enable the interrupt distributor using the GIC's CTLR register.
1057 __STATIC_INLINE void GIC_EnableDistributor(void)
1059 GICDistributor->CTLR |= 1U;
1062 /** \brief Disable the interrupt distributor using the GIC's CTLR register.
1064 __STATIC_INLINE void GIC_DisableDistributor(void)
1066 GICDistributor->CTLR &=~1U;
1069 /** \brief Read the GIC's TYPER register.
1070 * \return GICDistributor_Type::TYPER
1072 __STATIC_INLINE uint32_t GIC_DistributorInfo(void)
1074 return (GICDistributor->TYPER);
1077 /** \brief Reads the GIC's IIDR register.
1078 * \return GICDistributor_Type::IIDR
1080 __STATIC_INLINE uint32_t GIC_DistributorImplementer(void)
1082 return (GICDistributor->IIDR);
1085 /** \brief Sets the GIC's ITARGETSR register for the given interrupt.
1086 * \param [in] IRQn Interrupt to be configured.
1087 * \param [in] cpu_target CPU interfaces to assign this interrupt to.
1089 __STATIC_INLINE void GIC_SetTarget(IRQn_Type IRQn, uint32_t cpu_target)
1091 uint32_t mask = GICDistributor->ITARGETSR[IRQn / 4U] & ~(0xFFUL << ((IRQn % 4U) * 8U));
1092 GICDistributor->ITARGETSR[IRQn / 4U] = mask | ((cpu_target & 0xFFUL) << ((IRQn % 4U) * 8U));
1095 /** \brief Read the GIC's ITARGETSR register.
1096 * \param [in] IRQn Interrupt to acquire the configuration for.
1097 * \return GICDistributor_Type::ITARGETSR
1099 __STATIC_INLINE uint32_t GIC_GetTarget(IRQn_Type IRQn)
1101 return (GICDistributor->ITARGETSR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
1104 /** \brief Enable the CPU's interrupt interface.
1106 __STATIC_INLINE void GIC_EnableInterface(void)
1108 GICInterface->CTLR |= 1U; //enable interface
1111 /** \brief Disable the CPU's interrupt interface.
1113 __STATIC_INLINE void GIC_DisableInterface(void)
1115 GICInterface->CTLR &=~1U; //disable distributor
1118 /** \brief Read the CPU's IAR register.
1119 * \return GICInterface_Type::IAR
1121 __STATIC_INLINE IRQn_Type GIC_AcknowledgePending(void)
1123 return (IRQn_Type)(GICInterface->IAR);
1126 /** \brief Writes the given interrupt number to the CPU's EOIR register.
1127 * \param [in] IRQn The interrupt to be signaled as finished.
1129 __STATIC_INLINE void GIC_EndInterrupt(IRQn_Type IRQn)
1131 GICInterface->EOIR = IRQn;
1134 /** \brief Enables the given interrupt using GIC's ISENABLER register.
1135 * \param [in] IRQn The interrupt to be enabled.
1137 __STATIC_INLINE void GIC_EnableIRQ(IRQn_Type IRQn)
1139 GICDistributor->ISENABLER[IRQn / 32U] = 1U << (IRQn % 32U);
1142 /** \brief Get interrupt enable status using GIC's ISENABLER register.
1143 * \param [in] IRQn The interrupt to be queried.
1144 * \return 0 - interrupt is not enabled, 1 - interrupt is enabled.
1146 __STATIC_INLINE uint32_t GIC_GetEnableIRQ(IRQn_Type IRQn)
1148 return (GICDistributor->ISENABLER[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
1151 /** \brief Disables the given interrupt using GIC's ICENABLER register.
1152 * \param [in] IRQn The interrupt to be disabled.
1154 __STATIC_INLINE void GIC_DisableIRQ(IRQn_Type IRQn)
1156 GICDistributor->ICENABLER[IRQn / 32U] = 1U << (IRQn % 32U);
1159 /** \brief Get interrupt pending status from GIC's ISPENDR register.
1160 * \param [in] IRQn The interrupt to be queried.
1161 * \return 0 - interrupt is not pending, 1 - interrupt is pendig.
1163 __STATIC_INLINE uint32_t GIC_GetPendingIRQ(IRQn_Type IRQn)
1168 pend = (GICDistributor->ISPENDR[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
1170 // INTID 0-15 Software Generated Interrupt
1171 pend = (GICDistributor->SPENDSGIR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
1172 // No CPU identification offered
1183 /** \brief Sets the given interrupt as pending using GIC's ISPENDR register.
1184 * \param [in] IRQn The interrupt to be enabled.
1186 __STATIC_INLINE void GIC_SetPendingIRQ(IRQn_Type IRQn)
1189 GICDistributor->ISPENDR[IRQn / 32U] = 1U << (IRQn % 32U);
1191 // INTID 0-15 Software Generated Interrupt
1192 GICDistributor->SPENDSGIR[IRQn / 4U] = 1U << ((IRQn % 4U) * 8U);
1193 // Forward the interrupt to the CPU interface that requested it
1194 GICDistributor->SGIR = (IRQn | 0x02000000U);
1198 /** \brief Clears the given interrupt from being pending using GIC's ICPENDR register.
1199 * \param [in] IRQn The interrupt to be enabled.
1201 __STATIC_INLINE void GIC_ClearPendingIRQ(IRQn_Type IRQn)
1204 GICDistributor->ICPENDR[IRQn / 32U] = 1U << (IRQn % 32U);
1206 // INTID 0-15 Software Generated Interrupt
1207 GICDistributor->CPENDSGIR[IRQn / 4U] = 1U << ((IRQn % 4U) * 8U);
1211 /** \brief Sets the interrupt configuration using GIC's ICFGR register.
1212 * \param [in] IRQn The interrupt to be configured.
1213 * \param [in] int_config Int_config field value. Bit 0: Reserved (0 - N-N model, 1 - 1-N model for some GIC before v1)
1214 * Bit 1: 0 - level sensitive, 1 - edge triggered
1216 __STATIC_INLINE void GIC_SetConfiguration(IRQn_Type IRQn, uint32_t int_config)
1218 uint32_t icfgr = GICDistributor->ICFGR[IRQn / 16U];
1219 uint32_t shift = (IRQn % 16U) << 1U;
1221 icfgr &= (~(3U << shift));
1222 icfgr |= ( int_config << shift);
1224 GICDistributor->ICFGR[IRQn / 16U] = icfgr;
1227 /** \brief Get the interrupt configuration from the GIC's ICFGR register.
1228 * \param [in] IRQn Interrupt to acquire the configuration for.
1229 * \return Int_config field value. Bit 0: Reserved (0 - N-N model, 1 - 1-N model for some GIC before v1)
1230 * Bit 1: 0 - level sensitive, 1 - edge triggered
1232 __STATIC_INLINE uint32_t GIC_GetConfiguration(IRQn_Type IRQn)
1234 return (GICDistributor->ICFGR[IRQn / 16U] >> ((IRQn % 16U) >> 1U));
1237 /** \brief Set the priority for the given interrupt in the GIC's IPRIORITYR register.
1238 * \param [in] IRQn The interrupt to be configured.
1239 * \param [in] priority The priority for the interrupt, lower values denote higher priorities.
1241 __STATIC_INLINE void GIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
1243 uint32_t mask = GICDistributor->IPRIORITYR[IRQn / 4U] & ~(0xFFUL << ((IRQn % 4U) * 8U));
1244 GICDistributor->IPRIORITYR[IRQn / 4U] = mask | ((priority & 0xFFUL) << ((IRQn % 4U) * 8U));
1247 /** \brief Read the current interrupt priority from GIC's IPRIORITYR register.
1248 * \param [in] IRQn The interrupt to be queried.
1250 __STATIC_INLINE uint32_t GIC_GetPriority(IRQn_Type IRQn)
1252 return (GICDistributor->IPRIORITYR[IRQn / 4U] >> ((IRQn % 4U) * 8U)) & 0xFFUL;
1255 /** \brief Set the interrupt priority mask using CPU's PMR register.
1256 * \param [in] priority Priority mask to be set.
1258 __STATIC_INLINE void GIC_SetInterfacePriorityMask(uint32_t priority)
1260 GICInterface->PMR = priority & 0xFFUL; //set priority mask
1263 /** \brief Read the current interrupt priority mask from CPU's PMR register.
1264 * \result GICInterface_Type::PMR
1266 __STATIC_INLINE uint32_t GIC_GetInterfacePriorityMask(void)
1268 return GICInterface->PMR;
1271 /** \brief Configures the group priority and subpriority split point using CPU's BPR register.
1272 * \param [in] binary_point Amount of bits used as subpriority.
1274 __STATIC_INLINE void GIC_SetBinaryPoint(uint32_t binary_point)
1276 GICInterface->BPR = binary_point & 7U; //set binary point
1279 /** \brief Read the current group priority and subpriority split point from CPU's BPR register.
1280 * \return GICInterface_Type::BPR
1282 __STATIC_INLINE uint32_t GIC_GetBinaryPoint(void)
1284 return GICInterface->BPR;
1287 /** \brief Get the status for a given interrupt.
1288 * \param [in] IRQn The interrupt to get status for.
1289 * \return 0 - not pending/active, 1 - pending, 2 - active, 3 - pending and active
1291 __STATIC_INLINE uint32_t GIC_GetIRQStatus(IRQn_Type IRQn)
1293 uint32_t pending, active;
1295 active = ((GICDistributor->ISACTIVER[IRQn / 32U]) >> (IRQn % 32U)) & 1UL;
1296 pending = ((GICDistributor->ISPENDR[IRQn / 32U]) >> (IRQn % 32U)) & 1UL;
1298 return ((active<<1U) | pending);
1301 /** \brief Generate a software interrupt using GIC's SGIR register.
1302 * \param [in] IRQn Software interrupt to be generated.
1303 * \param [in] target_list List of CPUs the software interrupt should be forwarded to.
1304 * \param [in] filter_list Filter to be applied to determine interrupt receivers.
1306 __STATIC_INLINE void GIC_SendSGI(IRQn_Type IRQn, uint32_t target_list, uint32_t filter_list)
1308 GICDistributor->SGIR = ((filter_list & 3U) << 24U) | ((target_list & 0xFFUL) << 16U) | (IRQn & 0x0FUL);
1311 /** \brief Get the interrupt number of the highest interrupt pending from CPU's HPPIR register.
1312 * \return GICInterface_Type::HPPIR
1314 __STATIC_INLINE uint32_t GIC_GetHighPendingIRQ(void)
1316 return GICInterface->HPPIR;
1319 /** \brief Provides information about the implementer and revision of the CPU interface.
1320 * \return GICInterface_Type::IIDR
1322 __STATIC_INLINE uint32_t GIC_GetInterfaceId(void)
1324 return GICInterface->IIDR;
1327 /** \brief Set the interrupt group from the GIC's IGROUPR register.
1328 * \param [in] IRQn The interrupt to be queried.
1329 * \param [in] group Interrupt group number: 0 - Group 0, 1 - Group 1
1331 __STATIC_INLINE void GIC_SetGroup(IRQn_Type IRQn, uint32_t group)
1333 uint32_t igroupr = GICDistributor->IGROUPR[IRQn / 32U];
1334 uint32_t shift = (IRQn % 32U);
1336 igroupr &= (~(1U << shift));
1337 igroupr |= ( (group & 1U) << shift);
1339 GICDistributor->IGROUPR[IRQn / 32U] = igroupr;
1341 #define GIC_SetSecurity GIC_SetGroup
1343 /** \brief Get the interrupt group from the GIC's IGROUPR register.
1344 * \param [in] IRQn The interrupt to be queried.
1345 * \return 0 - Group 0, 1 - Group 1
1347 __STATIC_INLINE uint32_t GIC_GetGroup(IRQn_Type IRQn)
1349 return (GICDistributor->IGROUPR[IRQn / 32U] >> (IRQn % 32U)) & 1UL;
1351 #define GIC_GetSecurity GIC_GetGroup
1353 /** \brief Initialize the interrupt distributor.
1355 __STATIC_INLINE void GIC_DistInit(void)
1358 uint32_t num_irq = 0;
1359 uint32_t priority_field;
1361 //A reset sets all bits in the IGROUPRs corresponding to the SPIs to 0,
1362 //configuring all of the interrupts as Secure.
1364 //Disable interrupt forwarding
1365 GIC_DisableDistributor();
1366 //Get the maximum number of interrupts that the GIC supports
1367 num_irq = 32 * ((GIC_DistributorInfo() & 0x1f) + 1);
1369 /* Priority level is implementation defined.
1370 To determine the number of priority bits implemented write 0xFF to an IPRIORITYR
1371 priority field and read back the value stored.*/
1372 GIC_SetPriority((IRQn_Type)0, 0xff);
1373 priority_field = GIC_GetPriority((IRQn_Type)0);
1375 for (i = (IRQn_Type)32; i < num_irq; i++)
1377 //Disable the SPI interrupt
1380 //Set level-sensitive (and N-N model)
1381 GIC_SetConfiguration(i, 0);
1384 GIC_SetPriority(i, priority_field/2);
1385 //Set target list to CPU0
1386 GIC_SetTarget(i, 1);
1388 //Enable distributor
1389 GIC_EnableDistributor();
1392 /** \brief Initialize the CPU's interrupt interface
1394 __STATIC_INLINE void GIC_CPUInterfaceInit(void)
1397 uint32_t priority_field;
1399 //A reset sets all bits in the IGROUPRs corresponding to the SPIs to 0,
1400 //configuring all of the interrupts as Secure.
1402 //Disable interrupt forwarding
1403 GIC_DisableInterface();
1405 /* Priority level is implementation defined.
1406 To determine the number of priority bits implemented write 0xFF to an IPRIORITYR
1407 priority field and read back the value stored.*/
1408 GIC_SetPriority((IRQn_Type)0, 0xff);
1409 priority_field = GIC_GetPriority((IRQn_Type)0);
1412 for (i = (IRQn_Type)0; i < 32; i++)
1415 //Set level-sensitive (and N-N model) for PPI
1416 GIC_SetConfiguration(i, 0U);
1418 //Disable SGI and PPI interrupts
1421 GIC_SetPriority(i, priority_field/2);
1424 GIC_EnableInterface();
1425 //Set binary point to 0
1426 GIC_SetBinaryPoint(0);
1428 GIC_SetInterfacePriorityMask(0xff);
1431 /** \brief Initialize and enable the GIC
1433 __STATIC_INLINE void GIC_Enable(void)
1436 GIC_CPUInterfaceInit(); //per CPU
1440 /* ########################## Generic Timer functions ############################ */
1441 #if (__TIM_PRESENT == 1U) || defined(DOXYGEN)
1443 /* PL1 Physical Timer */
1444 #if (__CORTEX_A == 7U) || defined(DOXYGEN)
1446 /** \brief Physical Timer Control register */
1451 uint32_t ENABLE:1; /*!< \brief bit: 0 Enables the timer. */
1452 uint32_t IMASK:1; /*!< \brief bit: 1 Timer output signal mask bit. */
1453 uint32_t ISTATUS:1; /*!< \brief bit: 2 The status of the timer. */
1454 RESERVED(0:29, uint32_t)
1455 } b; /*!< \brief Structure used for bit access */
1456 uint32_t w; /*!< \brief Type used for word access */
1459 /** \brief Configures the frequency the timer shall run at.
1460 * \param [in] value The timer frequency in Hz.
1462 __STATIC_INLINE void PL1_SetCounterFrequency(uint32_t value) {
1463 __set_CNTFRQ(value);
1467 /** \brief Sets the reset value of the timer.
1468 * \param [in] value The value the timer is loaded with.
1470 __STATIC_INLINE void PL1_SetLoadValue(uint32_t value) {
1471 __set_CNTP_TVAL(value);
1475 /** \brief Get the current counter value.
1476 * \return Current counter value.
1478 __STATIC_INLINE uint32_t PL1_GetCurrentValue() {
1479 return(__get_CNTP_TVAL());
1482 /** \brief Configure the timer by setting the control value.
1483 * \param [in] value New timer control value.
1485 __STATIC_INLINE void PL1_SetControl(uint32_t value) {
1486 __set_CNTP_CTL(value);
1490 /** \brief Get the control value.
1491 * \return Control value.
1493 __STATIC_INLINE uint32_t PL1_GetControl() {
1494 return(__get_CNTP_CTL());
1499 #if ((__CORTEX_A == 5U) || (__CORTEX_A == 9U)) || defined(DOXYGEN)
1500 /** \brief Set the load value to timers LOAD register.
1501 * \param [in] value The load value to be set.
1503 __STATIC_INLINE void PTIM_SetLoadValue(uint32_t value) {
1507 /** \brief Get the load value from timers LOAD register.
1508 * \return Timer_Type::LOAD
1510 __STATIC_INLINE uint32_t PTIM_GetLoadValue() {
1514 /** \brief Set current counter value from its COUNTER register.
1516 __STATIC_INLINE void PTIM_SetCurrentValue(uint32_t value) {
1517 PTIM->COUNTER = value;
1520 /** \brief Get current counter value from timers COUNTER register.
1521 * \result Timer_Type::COUNTER
1523 __STATIC_INLINE uint32_t PTIM_GetCurrentValue() {
1524 return(PTIM->COUNTER);
1527 /** \brief Configure the timer using its CONTROL register.
1528 * \param [in] value The new configuration value to be set.
1530 __STATIC_INLINE void PTIM_SetControl(uint32_t value) {
1531 PTIM->CONTROL = value;
1534 /** ref Timer_Type::CONTROL Get the current timer configuration from its CONTROL register.
1535 * \return Timer_Type::CONTROL
1537 __STATIC_INLINE uint32_t PTIM_GetControl(void) {
1538 return(PTIM->CONTROL);
1541 /** ref Timer_Type::CONTROL Get the event flag in timers ISR register.
1542 * \return 0 - flag is not set, 1- flag is set
1544 __STATIC_INLINE uint32_t PTIM_GetEventFlag(void) {
1545 return (PTIM->ISR & 1UL);
1548 /** ref Timer_Type::CONTROL Clears the event flag in timers ISR register.
1550 __STATIC_INLINE void PTIM_ClearEventFlag(void) {
1556 /* ########################## MMU functions ###################################### */
1558 #define SECTION_DESCRIPTOR (0x2)
1559 #define SECTION_MASK (0xFFFFFFFC)
1561 #define SECTION_TEXCB_MASK (0xFFFF8FF3)
1562 #define SECTION_B_SHIFT (2)
1563 #define SECTION_C_SHIFT (3)
1564 #define SECTION_TEX0_SHIFT (12)
1565 #define SECTION_TEX1_SHIFT (13)
1566 #define SECTION_TEX2_SHIFT (14)
1568 #define SECTION_XN_MASK (0xFFFFFFEF)
1569 #define SECTION_XN_SHIFT (4)
1571 #define SECTION_DOMAIN_MASK (0xFFFFFE1F)
1572 #define SECTION_DOMAIN_SHIFT (5)
1574 #define SECTION_P_MASK (0xFFFFFDFF)
1575 #define SECTION_P_SHIFT (9)
1577 #define SECTION_AP_MASK (0xFFFF73FF)
1578 #define SECTION_AP_SHIFT (10)
1579 #define SECTION_AP2_SHIFT (15)
1581 #define SECTION_S_MASK (0xFFFEFFFF)
1582 #define SECTION_S_SHIFT (16)
1584 #define SECTION_NG_MASK (0xFFFDFFFF)
1585 #define SECTION_NG_SHIFT (17)
1587 #define SECTION_NS_MASK (0xFFF7FFFF)
1588 #define SECTION_NS_SHIFT (19)
1590 #define PAGE_L1_DESCRIPTOR (0x1)
1591 #define PAGE_L1_MASK (0xFFFFFFFC)
1593 #define PAGE_L2_4K_DESC (0x2)
1594 #define PAGE_L2_4K_MASK (0xFFFFFFFD)
1596 #define PAGE_L2_64K_DESC (0x1)
1597 #define PAGE_L2_64K_MASK (0xFFFFFFFC)
1599 #define PAGE_4K_TEXCB_MASK (0xFFFFFE33)
1600 #define PAGE_4K_B_SHIFT (2)
1601 #define PAGE_4K_C_SHIFT (3)
1602 #define PAGE_4K_TEX0_SHIFT (6)
1603 #define PAGE_4K_TEX1_SHIFT (7)
1604 #define PAGE_4K_TEX2_SHIFT (8)
1606 #define PAGE_64K_TEXCB_MASK (0xFFFF8FF3)
1607 #define PAGE_64K_B_SHIFT (2)
1608 #define PAGE_64K_C_SHIFT (3)
1609 #define PAGE_64K_TEX0_SHIFT (12)
1610 #define PAGE_64K_TEX1_SHIFT (13)
1611 #define PAGE_64K_TEX2_SHIFT (14)
1613 #define PAGE_TEXCB_MASK (0xFFFF8FF3)
1614 #define PAGE_B_SHIFT (2)
1615 #define PAGE_C_SHIFT (3)
1616 #define PAGE_TEX_SHIFT (12)
1618 #define PAGE_XN_4K_MASK (0xFFFFFFFE)
1619 #define PAGE_XN_4K_SHIFT (0)
1620 #define PAGE_XN_64K_MASK (0xFFFF7FFF)
1621 #define PAGE_XN_64K_SHIFT (15)
1623 #define PAGE_DOMAIN_MASK (0xFFFFFE1F)
1624 #define PAGE_DOMAIN_SHIFT (5)
1626 #define PAGE_P_MASK (0xFFFFFDFF)
1627 #define PAGE_P_SHIFT (9)
1629 #define PAGE_AP_MASK (0xFFFFFDCF)
1630 #define PAGE_AP_SHIFT (4)
1631 #define PAGE_AP2_SHIFT (9)
1633 #define PAGE_S_MASK (0xFFFFFBFF)
1634 #define PAGE_S_SHIFT (10)
1636 #define PAGE_NG_MASK (0xFFFFF7FF)
1637 #define PAGE_NG_SHIFT (11)
1639 #define PAGE_NS_MASK (0xFFFFFFF7)
1640 #define PAGE_NS_SHIFT (3)
1642 #define OFFSET_1M (0x00100000)
1643 #define OFFSET_64K (0x00010000)
1644 #define OFFSET_4K (0x00001000)
1646 #define DESCRIPTOR_FAULT (0x00000000)
1648 /* Attributes enumerations */
1650 /* Region size attributes */
1656 } mmu_region_size_Type;
1658 /* Region type attributes */
1668 /* Region cacheability attributes */
1675 } mmu_cacheability_Type;
1677 /* Region parity check attributes */
1682 } mmu_ecc_check_Type;
1684 /* Region execution attributes */
1691 /* Region global attributes */
1698 /* Region shareability attributes */
1705 /* Region security attributes */
1712 /* Region access attributes */
1720 /* Memory Region definition */
1721 typedef struct RegionStruct {
1722 mmu_region_size_Type rg_t;
1723 mmu_memory_Type mem_t;
1725 mmu_cacheability_Type inner_norm_t;
1726 mmu_cacheability_Type outer_norm_t;
1727 mmu_ecc_check_Type e_t;
1728 mmu_execute_Type xn_t;
1729 mmu_global_Type g_t;
1730 mmu_secure_Type sec_t;
1731 mmu_access_Type priv_t;
1732 mmu_access_Type user_t;
1733 mmu_shared_Type sh_t;
1735 } mmu_region_attributes_Type;
1737 //Following macros define the descriptors and attributes
1738 //Sect_Normal. Outer & inner wb/wa, non-shareable, executable, rw, domain 0
1739 #define section_normal(descriptor_l1, region) region.rg_t = SECTION; \
1740 region.domain = 0x0; \
1741 region.e_t = ECC_DISABLED; \
1742 region.g_t = GLOBAL; \
1743 region.inner_norm_t = WB_WA; \
1744 region.outer_norm_t = WB_WA; \
1745 region.mem_t = NORMAL; \
1746 region.sec_t = SECURE; \
1747 region.xn_t = EXECUTE; \
1748 region.priv_t = RW; \
1749 region.user_t = RW; \
1750 region.sh_t = NON_SHARED; \
1751 MMU_GetSectionDescriptor(&descriptor_l1, region);
1753 //Sect_Normal_Cod. Outer & inner wb/wa, non-shareable, executable, ro, domain 0
1754 #define section_normal_cod(descriptor_l1, region) region.rg_t = SECTION; \
1755 region.domain = 0x0; \
1756 region.e_t = ECC_DISABLED; \
1757 region.g_t = GLOBAL; \
1758 region.inner_norm_t = WB_WA; \
1759 region.outer_norm_t = WB_WA; \
1760 region.mem_t = NORMAL; \
1761 region.sec_t = SECURE; \
1762 region.xn_t = EXECUTE; \
1763 region.priv_t = READ; \
1764 region.user_t = READ; \
1765 region.sh_t = NON_SHARED; \
1766 MMU_GetSectionDescriptor(&descriptor_l1, region);
1768 //Sect_Normal_RO. Sect_Normal_Cod, but not executable
1769 #define section_normal_ro(descriptor_l1, region) region.rg_t = SECTION; \
1770 region.domain = 0x0; \
1771 region.e_t = ECC_DISABLED; \
1772 region.g_t = GLOBAL; \
1773 region.inner_norm_t = WB_WA; \
1774 region.outer_norm_t = WB_WA; \
1775 region.mem_t = NORMAL; \
1776 region.sec_t = SECURE; \
1777 region.xn_t = NON_EXECUTE; \
1778 region.priv_t = READ; \
1779 region.user_t = READ; \
1780 region.sh_t = NON_SHARED; \
1781 MMU_GetSectionDescriptor(&descriptor_l1, region);
1783 //Sect_Normal_RW. Sect_Normal_Cod, but writeable and not executable
1784 #define section_normal_rw(descriptor_l1, region) region.rg_t = SECTION; \
1785 region.domain = 0x0; \
1786 region.e_t = ECC_DISABLED; \
1787 region.g_t = GLOBAL; \
1788 region.inner_norm_t = WB_WA; \
1789 region.outer_norm_t = WB_WA; \
1790 region.mem_t = NORMAL; \
1791 region.sec_t = SECURE; \
1792 region.xn_t = NON_EXECUTE; \
1793 region.priv_t = RW; \
1794 region.user_t = RW; \
1795 region.sh_t = NON_SHARED; \
1796 MMU_GetSectionDescriptor(&descriptor_l1, region);
1797 //Sect_SO. Strongly-ordered (therefore shareable), not executable, rw, domain 0, base addr 0
1798 #define section_so(descriptor_l1, region) region.rg_t = SECTION; \
1799 region.domain = 0x0; \
1800 region.e_t = ECC_DISABLED; \
1801 region.g_t = GLOBAL; \
1802 region.inner_norm_t = NON_CACHEABLE; \
1803 region.outer_norm_t = NON_CACHEABLE; \
1804 region.mem_t = STRONGLY_ORDERED; \
1805 region.sec_t = SECURE; \
1806 region.xn_t = NON_EXECUTE; \
1807 region.priv_t = RW; \
1808 region.user_t = RW; \
1809 region.sh_t = NON_SHARED; \
1810 MMU_GetSectionDescriptor(&descriptor_l1, region);
1812 //Sect_Device_RO. Device, non-shareable, non-executable, ro, domain 0, base addr 0
1813 #define section_device_ro(descriptor_l1, region) region.rg_t = SECTION; \
1814 region.domain = 0x0; \
1815 region.e_t = ECC_DISABLED; \
1816 region.g_t = GLOBAL; \
1817 region.inner_norm_t = NON_CACHEABLE; \
1818 region.outer_norm_t = NON_CACHEABLE; \
1819 region.mem_t = STRONGLY_ORDERED; \
1820 region.sec_t = SECURE; \
1821 region.xn_t = NON_EXECUTE; \
1822 region.priv_t = READ; \
1823 region.user_t = READ; \
1824 region.sh_t = NON_SHARED; \
1825 MMU_GetSectionDescriptor(&descriptor_l1, region);
1827 //Sect_Device_RW. Sect_Device_RO, but writeable
1828 #define section_device_rw(descriptor_l1, region) region.rg_t = SECTION; \
1829 region.domain = 0x0; \
1830 region.e_t = ECC_DISABLED; \
1831 region.g_t = GLOBAL; \
1832 region.inner_norm_t = NON_CACHEABLE; \
1833 region.outer_norm_t = NON_CACHEABLE; \
1834 region.mem_t = STRONGLY_ORDERED; \
1835 region.sec_t = SECURE; \
1836 region.xn_t = NON_EXECUTE; \
1837 region.priv_t = RW; \
1838 region.user_t = RW; \
1839 region.sh_t = NON_SHARED; \
1840 MMU_GetSectionDescriptor(&descriptor_l1, region);
1841 //Page_4k_Device_RW. Shared device, not executable, rw, domain 0
1842 #define page4k_device_rw(descriptor_l1, descriptor_l2, region) region.rg_t = PAGE_4k; \
1843 region.domain = 0x0; \
1844 region.e_t = ECC_DISABLED; \
1845 region.g_t = GLOBAL; \
1846 region.inner_norm_t = NON_CACHEABLE; \
1847 region.outer_norm_t = NON_CACHEABLE; \
1848 region.mem_t = SHARED_DEVICE; \
1849 region.sec_t = SECURE; \
1850 region.xn_t = NON_EXECUTE; \
1851 region.priv_t = RW; \
1852 region.user_t = RW; \
1853 region.sh_t = NON_SHARED; \
1854 MMU_GetPageDescriptor(&descriptor_l1, &descriptor_l2, region);
1856 //Page_64k_Device_RW. Shared device, not executable, rw, domain 0
1857 #define page64k_device_rw(descriptor_l1, descriptor_l2, region) region.rg_t = PAGE_64k; \
1858 region.domain = 0x0; \
1859 region.e_t = ECC_DISABLED; \
1860 region.g_t = GLOBAL; \
1861 region.inner_norm_t = NON_CACHEABLE; \
1862 region.outer_norm_t = NON_CACHEABLE; \
1863 region.mem_t = SHARED_DEVICE; \
1864 region.sec_t = SECURE; \
1865 region.xn_t = NON_EXECUTE; \
1866 region.priv_t = RW; \
1867 region.user_t = RW; \
1868 region.sh_t = NON_SHARED; \
1869 MMU_GetPageDescriptor(&descriptor_l1, &descriptor_l2, region);
1871 /** \brief Set section execution-never attribute
1873 \param [out] descriptor_l1 L1 descriptor.
1874 \param [in] xn Section execution-never attribute : EXECUTE , NON_EXECUTE.
1878 __STATIC_INLINE int MMU_XNSection(uint32_t *descriptor_l1, mmu_execute_Type xn)
1880 *descriptor_l1 &= SECTION_XN_MASK;
1881 *descriptor_l1 |= ((xn & 0x1) << SECTION_XN_SHIFT);
1885 /** \brief Set section domain
1887 \param [out] descriptor_l1 L1 descriptor.
1888 \param [in] domain Section domain
1892 __STATIC_INLINE int MMU_DomainSection(uint32_t *descriptor_l1, uint8_t domain)
1894 *descriptor_l1 &= SECTION_DOMAIN_MASK;
1895 *descriptor_l1 |= ((domain & 0xF) << SECTION_DOMAIN_SHIFT);
1899 /** \brief Set section parity check
1901 \param [out] descriptor_l1 L1 descriptor.
1902 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
1906 __STATIC_INLINE int MMU_PSection(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
1908 *descriptor_l1 &= SECTION_P_MASK;
1909 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
1913 /** \brief Set section access privileges
1915 \param [out] descriptor_l1 L1 descriptor.
1916 \param [in] user User Level Access: NO_ACCESS, RW, READ
1917 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
1918 \param [in] afe Access flag enable
1922 __STATIC_INLINE int MMU_APSection(uint32_t *descriptor_l1, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
1926 if (afe == 0) { //full access
1927 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
1928 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
1929 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
1930 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
1931 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
1932 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
1935 else { //Simplified access
1936 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
1937 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
1938 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
1939 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
1942 *descriptor_l1 &= SECTION_AP_MASK;
1943 *descriptor_l1 |= (ap & 0x3) << SECTION_AP_SHIFT;
1944 *descriptor_l1 |= ((ap & 0x4)>>2) << SECTION_AP2_SHIFT;
1949 /** \brief Set section shareability
1951 \param [out] descriptor_l1 L1 descriptor.
1952 \param [in] s_bit Section shareability: NON_SHARED, SHARED
1956 __STATIC_INLINE int MMU_SharedSection(uint32_t *descriptor_l1, mmu_shared_Type s_bit)
1958 *descriptor_l1 &= SECTION_S_MASK;
1959 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_S_SHIFT);
1963 /** \brief Set section Global attribute
1965 \param [out] descriptor_l1 L1 descriptor.
1966 \param [in] g_bit Section attribute: GLOBAL, NON_GLOBAL
1970 __STATIC_INLINE int MMU_GlobalSection(uint32_t *descriptor_l1, mmu_global_Type g_bit)
1972 *descriptor_l1 &= SECTION_NG_MASK;
1973 *descriptor_l1 |= ((g_bit & 0x1) << SECTION_NG_SHIFT);
1977 /** \brief Set section Security attribute
1979 \param [out] descriptor_l1 L1 descriptor.
1980 \param [in] s_bit Section Security attribute: SECURE, NON_SECURE
1984 __STATIC_INLINE int MMU_SecureSection(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
1986 *descriptor_l1 &= SECTION_NS_MASK;
1987 *descriptor_l1 |= ((s_bit & 0x1) << SECTION_NS_SHIFT);
1991 /* Page 4k or 64k */
1992 /** \brief Set 4k/64k page execution-never attribute
1994 \param [out] descriptor_l2 L2 descriptor.
1995 \param [in] xn Page execution-never attribute : EXECUTE , NON_EXECUTE.
1996 \param [in] page Page size: PAGE_4k, PAGE_64k,
2000 __STATIC_INLINE int MMU_XNPage(uint32_t *descriptor_l2, mmu_execute_Type xn, mmu_region_size_Type page)
2002 if (page == PAGE_4k)
2004 *descriptor_l2 &= PAGE_XN_4K_MASK;
2005 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_4K_SHIFT);
2009 *descriptor_l2 &= PAGE_XN_64K_MASK;
2010 *descriptor_l2 |= ((xn & 0x1) << PAGE_XN_64K_SHIFT);
2015 /** \brief Set 4k/64k page domain
2017 \param [out] descriptor_l1 L1 descriptor.
2018 \param [in] domain Page domain
2022 __STATIC_INLINE int MMU_DomainPage(uint32_t *descriptor_l1, uint8_t domain)
2024 *descriptor_l1 &= PAGE_DOMAIN_MASK;
2025 *descriptor_l1 |= ((domain & 0xf) << PAGE_DOMAIN_SHIFT);
2029 /** \brief Set 4k/64k page parity check
2031 \param [out] descriptor_l1 L1 descriptor.
2032 \param [in] p_bit Parity check: ECC_DISABLED, ECC_ENABLED
2036 __STATIC_INLINE int MMU_PPage(uint32_t *descriptor_l1, mmu_ecc_check_Type p_bit)
2038 *descriptor_l1 &= SECTION_P_MASK;
2039 *descriptor_l1 |= ((p_bit & 0x1) << SECTION_P_SHIFT);
2043 /** \brief Set 4k/64k page access privileges
2045 \param [out] descriptor_l2 L2 descriptor.
2046 \param [in] user User Level Access: NO_ACCESS, RW, READ
2047 \param [in] priv Privilege Level Access: NO_ACCESS, RW, READ
2048 \param [in] afe Access flag enable
2052 __STATIC_INLINE int MMU_APPage(uint32_t *descriptor_l2, mmu_access_Type user, mmu_access_Type priv, uint32_t afe)
2056 if (afe == 0) { //full access
2057 if ((priv == NO_ACCESS) && (user == NO_ACCESS)) { ap = 0x0; }
2058 else if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
2059 else if ((priv == RW) && (user == READ)) { ap = 0x2; }
2060 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
2061 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
2062 else if ((priv == READ) && (user == READ)) { ap = 0x6; }
2065 else { //Simplified access
2066 if ((priv == RW) && (user == NO_ACCESS)) { ap = 0x1; }
2067 else if ((priv == RW) && (user == RW)) { ap = 0x3; }
2068 else if ((priv == READ) && (user == NO_ACCESS)) { ap = 0x5; }
2069 else if ((priv == READ) && (user == READ)) { ap = 0x7; }
2072 *descriptor_l2 &= PAGE_AP_MASK;
2073 *descriptor_l2 |= (ap & 0x3) << PAGE_AP_SHIFT;
2074 *descriptor_l2 |= ((ap & 0x4)>>2) << PAGE_AP2_SHIFT;
2079 /** \brief Set 4k/64k page shareability
2081 \param [out] descriptor_l2 L2 descriptor.
2082 \param [in] s_bit 4k/64k page shareability: NON_SHARED, SHARED
2086 __STATIC_INLINE int MMU_SharedPage(uint32_t *descriptor_l2, mmu_shared_Type s_bit)
2088 *descriptor_l2 &= PAGE_S_MASK;
2089 *descriptor_l2 |= ((s_bit & 0x1) << PAGE_S_SHIFT);
2093 /** \brief Set 4k/64k page Global attribute
2095 \param [out] descriptor_l2 L2 descriptor.
2096 \param [in] g_bit 4k/64k page attribute: GLOBAL, NON_GLOBAL
2100 __STATIC_INLINE int MMU_GlobalPage(uint32_t *descriptor_l2, mmu_global_Type g_bit)
2102 *descriptor_l2 &= PAGE_NG_MASK;
2103 *descriptor_l2 |= ((g_bit & 0x1) << PAGE_NG_SHIFT);
2107 /** \brief Set 4k/64k page Security attribute
2109 \param [out] descriptor_l1 L1 descriptor.
2110 \param [in] s_bit 4k/64k page Security attribute: SECURE, NON_SECURE
2114 __STATIC_INLINE int MMU_SecurePage(uint32_t *descriptor_l1, mmu_secure_Type s_bit)
2116 *descriptor_l1 &= PAGE_NS_MASK;
2117 *descriptor_l1 |= ((s_bit & 0x1) << PAGE_NS_SHIFT);
2121 /** \brief Set Section memory attributes
2123 \param [out] descriptor_l1 L1 descriptor.
2124 \param [in] mem Section memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
2125 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
2126 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
2130 __STATIC_INLINE int MMU_MemorySection(uint32_t *descriptor_l1, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner)
2132 *descriptor_l1 &= SECTION_TEXCB_MASK;
2134 if (STRONGLY_ORDERED == mem)
2138 else if (SHARED_DEVICE == mem)
2140 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
2142 else if (NON_SHARED_DEVICE == mem)
2144 *descriptor_l1 |= (1 << SECTION_TEX1_SHIFT);
2146 else if (NORMAL == mem)
2148 *descriptor_l1 |= 1 << SECTION_TEX2_SHIFT;
2154 *descriptor_l1 |= (1 << SECTION_B_SHIFT);
2157 *descriptor_l1 |= 1 << SECTION_C_SHIFT;
2160 *descriptor_l1 |= (1 << SECTION_B_SHIFT) | (1 << SECTION_C_SHIFT);
2168 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT);
2171 *descriptor_l1 |= 1 << SECTION_TEX1_SHIFT;
2174 *descriptor_l1 |= (1 << SECTION_TEX0_SHIFT) | (1 << SECTION_TEX0_SHIFT);
2181 /** \brief Set 4k/64k page memory attributes
2183 \param [out] descriptor_l2 L2 descriptor.
2184 \param [in] mem 4k/64k page memory type: NORMAL, DEVICE, SHARED_DEVICE, NON_SHARED_DEVICE, STRONGLY_ORDERED
2185 \param [in] outer Outer cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
2186 \param [in] inner Inner cacheability: NON_CACHEABLE, WB_WA, WT, WB_NO_WA,
2187 \param [in] page Page size
2191 __STATIC_INLINE int MMU_MemoryPage(uint32_t *descriptor_l2, mmu_memory_Type mem, mmu_cacheability_Type outer, mmu_cacheability_Type inner, mmu_region_size_Type page)
2193 *descriptor_l2 &= PAGE_4K_TEXCB_MASK;
2195 if (page == PAGE_64k)
2198 MMU_MemorySection(descriptor_l2, mem, outer, inner);
2202 if (STRONGLY_ORDERED == mem)
2206 else if (SHARED_DEVICE == mem)
2208 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
2210 else if (NON_SHARED_DEVICE == mem)
2212 *descriptor_l2 |= (1 << PAGE_4K_TEX1_SHIFT);
2214 else if (NORMAL == mem)
2216 *descriptor_l2 |= 1 << PAGE_4K_TEX2_SHIFT;
2222 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT);
2225 *descriptor_l2 |= 1 << PAGE_4K_C_SHIFT;
2228 *descriptor_l2 |= (1 << PAGE_4K_B_SHIFT) | (1 << PAGE_4K_C_SHIFT);
2236 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT);
2239 *descriptor_l2 |= 1 << PAGE_4K_TEX1_SHIFT;
2242 *descriptor_l2 |= (1 << PAGE_4K_TEX0_SHIFT) | (1 << PAGE_4K_TEX0_SHIFT);
2251 /** \brief Create a L1 section descriptor
2253 \param [out] descriptor L1 descriptor
2254 \param [in] reg Section attributes
2258 __STATIC_INLINE int MMU_GetSectionDescriptor(uint32_t *descriptor, mmu_region_attributes_Type reg)
2262 MMU_MemorySection(descriptor, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t);
2263 MMU_XNSection(descriptor,reg.xn_t);
2264 MMU_DomainSection(descriptor, reg.domain);
2265 MMU_PSection(descriptor, reg.e_t);
2266 MMU_APSection(descriptor, reg.priv_t, reg.user_t, 1);
2267 MMU_SharedSection(descriptor,reg.sh_t);
2268 MMU_GlobalSection(descriptor,reg.g_t);
2269 MMU_SecureSection(descriptor,reg.sec_t);
2270 *descriptor &= SECTION_MASK;
2271 *descriptor |= SECTION_DESCRIPTOR;
2277 /** \brief Create a L1 and L2 4k/64k page descriptor
2279 \param [out] descriptor L1 descriptor
2280 \param [out] descriptor2 L2 descriptor
2281 \param [in] reg 4k/64k page attributes
2285 __STATIC_INLINE int MMU_GetPageDescriptor(uint32_t *descriptor, uint32_t *descriptor2, mmu_region_attributes_Type reg)
2293 MMU_MemoryPage(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_4k);
2294 MMU_XNPage(descriptor2, reg.xn_t, PAGE_4k);
2295 MMU_DomainPage(descriptor, reg.domain);
2296 MMU_PPage(descriptor, reg.e_t);
2297 MMU_APPage(descriptor2, reg.priv_t, reg.user_t, 1);
2298 MMU_SharedPage(descriptor2,reg.sh_t);
2299 MMU_GlobalPage(descriptor2,reg.g_t);
2300 MMU_SecurePage(descriptor,reg.sec_t);
2301 *descriptor &= PAGE_L1_MASK;
2302 *descriptor |= PAGE_L1_DESCRIPTOR;
2303 *descriptor2 &= PAGE_L2_4K_MASK;
2304 *descriptor2 |= PAGE_L2_4K_DESC;
2308 MMU_MemoryPage(descriptor2, reg.mem_t, reg.outer_norm_t, reg.inner_norm_t, PAGE_64k);
2309 MMU_XNPage(descriptor2, reg.xn_t, PAGE_64k);
2310 MMU_DomainPage(descriptor, reg.domain);
2311 MMU_PPage(descriptor, reg.e_t);
2312 MMU_APPage(descriptor2, reg.priv_t, reg.user_t, 1);
2313 MMU_SharedPage(descriptor2,reg.sh_t);
2314 MMU_GlobalPage(descriptor2,reg.g_t);
2315 MMU_SecurePage(descriptor,reg.sec_t);
2316 *descriptor &= PAGE_L1_MASK;
2317 *descriptor |= PAGE_L1_DESCRIPTOR;
2318 *descriptor2 &= PAGE_L2_64K_MASK;
2319 *descriptor2 |= PAGE_L2_64K_DESC;
2330 /** \brief Create a 1MB Section
2332 \param [in] ttb Translation table base address
2333 \param [in] base_address Section base address
2334 \param [in] count Number of sections to create
2335 \param [in] descriptor_l1 L1 descriptor (region attributes)
2338 __STATIC_INLINE void MMU_TTSection(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1)
2344 offset = base_address >> 20;
2345 entry = (base_address & 0xFFF00000) | descriptor_l1;
2350 for (i = 0; i < count; i++ )
2358 /** \brief Create a 4k page entry
2360 \param [in] ttb L1 table base address
2361 \param [in] base_address 4k base address
2362 \param [in] count Number of 4k pages to create
2363 \param [in] descriptor_l1 L1 descriptor (region attributes)
2364 \param [in] ttb_l2 L2 table base address
2365 \param [in] descriptor_l2 L2 descriptor (region attributes)
2368 __STATIC_INLINE void MMU_TTPage4k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
2371 uint32_t offset, offset2;
2372 uint32_t entry, entry2;
2375 offset = base_address >> 20;
2376 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
2383 offset2 = (base_address & 0xff000) >> 12;
2385 entry2 = (base_address & 0xFFFFF000) | descriptor_l2;
2386 for (i = 0; i < count; i++ )
2390 entry2 += OFFSET_4K;
2394 /** \brief Create a 64k page entry
2396 \param [in] ttb L1 table base address
2397 \param [in] base_address 64k base address
2398 \param [in] count Number of 64k pages to create
2399 \param [in] descriptor_l1 L1 descriptor (region attributes)
2400 \param [in] ttb_l2 L2 table base address
2401 \param [in] descriptor_l2 L2 descriptor (region attributes)
2404 __STATIC_INLINE void MMU_TTPage64k(uint32_t *ttb, uint32_t base_address, uint32_t count, uint32_t descriptor_l1, uint32_t *ttb_l2, uint32_t descriptor_l2 )
2406 uint32_t offset, offset2;
2407 uint32_t entry, entry2;
2411 offset = base_address >> 20;
2412 entry = ((int)ttb_l2 & 0xFFFFFC00) | descriptor_l1;
2419 offset2 = (base_address & 0xff000) >> 12;
2421 entry2 = (base_address & 0xFFFF0000) | descriptor_l2;
2422 for (i = 0; i < count; i++ )
2425 for (j = 0; j < 16; j++)
2430 entry2 += OFFSET_64K;
2434 /** \brief Enable MMU
2436 __STATIC_INLINE void MMU_Enable(void) {
2437 // Set M bit 0 to enable the MMU
2438 // Set AFE bit to enable simplified access permissions model
2439 // Clear TRE bit to disable TEX remap and A bit to disable strict alignment fault checking
2440 __set_SCTLR( (__get_SCTLR() & ~(1 << 28) & ~(1 << 1)) | 1 | (1 << 29));
2444 /** \brief Disable MMU
2446 __STATIC_INLINE void MMU_Disable(void) {
2447 // Clear M bit 0 to disable the MMU
2448 __set_SCTLR( __get_SCTLR() & ~1);
2452 /** \brief Invalidate entire unified TLB
2455 __STATIC_INLINE void MMU_InvalidateTLB(void) {
2457 __DSB(); //ensure completion of the invalidation
2458 __ISB(); //ensure instruction fetch path sees new state
2466 #endif /* __CORE_CA_H_DEPENDANT */
2468 #endif /* __CMSIS_GENERIC */