diff options
Diffstat (limited to 'os/hal/include')
-rw-r--r-- | os/hal/include/hal_community.h | 25 | ||||
-rw-r--r-- | os/hal/include/hal_fsmc.h | 364 | ||||
-rw-r--r-- | os/hal/include/hal_nand.h | 1 | ||||
-rw-r--r-- | os/hal/include/hal_sdram.h | 244 | ||||
-rw-r--r-- | os/hal/include/hal_sram.h | 171 |
5 files changed, 800 insertions, 5 deletions
diff --git a/os/hal/include/hal_community.h b/os/hal/include/hal_community.h index f84e90a..435115b 100644 --- a/os/hal/include/hal_community.h +++ b/os/hal/include/hal_community.h @@ -27,6 +27,10 @@ /* Error checks on the configuration header file.*/
+#if !defined(HAL_USE_COMP)
+#define HAL_USE_COMP FALSE
+#endif
+
#if !defined(HAL_USE_CRC)
#define HAL_USE_CRC FALSE
#endif
@@ -39,6 +43,10 @@ #define HAL_USE_EICU FALSE
#endif
+#if !defined(HAL_USE_FSMC)
+#define HAL_USE_FSMC FALSE
+#endif
+
#if !defined(HAL_USE_NAND)
#define HAL_USE_NAND FALSE
#endif
@@ -47,6 +55,10 @@ #define HAL_USE_ONEWIRE FALSE
#endif
+#if !defined(HAL_USE_OPAMP)
+#define HAL_USE_OPAMP FALSE
+#endif
+
#if !defined(HAL_USE_QEI)
#define HAL_USE_QEI FALSE
#endif
@@ -71,12 +83,12 @@ #define HAL_USE_USB_MSD FALSE
#endif
-#if !defined(HAL_USE_COMP)
-#define HAL_USE_COMP FALSE
+#if !defined(HAL_USE_SDRAM)
+#define HAL_USE_SDRAM FALSE
#endif
-#if !defined(HAL_USE_OPAMP)
-#define HAL_USE_OPAMP FALSE
+#if !defined(HAL_USE_SRAM)
+#define HAL_USE_SRAM FALSE
#endif
/* Abstract interfaces.*/
@@ -84,7 +96,6 @@ /* Shared headers.*/
/* Normal drivers.*/
-#include "hal_nand.h"
#include "hal_eicu.h"
#include "hal_rng.h"
#include "hal_usbh.h"
@@ -92,6 +103,7 @@ #include "hal_qei.h"
#include "hal_comp.h"
#include "hal_opamp.h"
+#include "hal_fsmc.h"
/* Complex drivers.*/
#include "hal_onewire.h"
@@ -99,6 +111,9 @@ #include "hal_eeprom.h"
#include "hal_usb_hid.h"
#include "hal_usb_msd.h"
+#include "hal_nand.h"
+#include "hal_sram.h"
+#include "hal_sdram.h"
/*===========================================================================*/
/* Driver constants. */
diff --git a/os/hal/include/hal_fsmc.h b/os/hal/include/hal_fsmc.h new file mode 100644 index 0000000..3c5d999 --- /dev/null +++ b/os/hal/include/hal_fsmc.h @@ -0,0 +1,364 @@ +/* + ChibiOS/HAL - Copyright (C) 2014 Uladzimir Pylinsky aka barthess + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/** + * @file hal_fsmc.h + * @brief FSMC Driver subsystem low level driver header. + * + * @addtogroup FSMC + * @{ + */ + +#ifndef HAL_FSMC_H_ +#define HAL_FSMC_H_ + +#include "hal.h" + +#if (HAL_USE_FSMC == TRUE) || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/* + * (Re)define if needed base address constants supplied in ST's CMSIS + */ +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F745xx) || defined(STM32F746xx) || \ + defined(STM32F756xx) || defined(STM32F767xx) || \ + defined(STM32F769xx) || defined(STM32F777xx) || \ + defined(STM32F779xx)) + #if !defined(FSMC_Bank1_R_BASE) + #define FSMC_Bank1_R_BASE (FMC_R_BASE + 0x0000) + #endif + #if !defined(FSMC_Bank1E_R_BASE) + #define FSMC_Bank1E_R_BASE (FMC_R_BASE + 0x0104) + #endif + #if !defined(FSMC_Bank2_R_BASE) + #define FSMC_Bank2_R_BASE (FMC_R_BASE + 0x0060) + #endif + #if !defined(FSMC_Bank3_R_BASE) + #define FSMC_Bank3_R_BASE (FMC_R_BASE + 0x0080) + #endif + #if !defined(FSMC_Bank4_R_BASE) + #define FSMC_Bank4_R_BASE (FMC_R_BASE + 0x00A0) + #endif + #if !defined(FSMC_Bank5_R_BASE) + #define FSMC_Bank5_6_R_BASE (FMC_R_BASE + 0x0140) + #endif +#else + #if !defined(FSMC_Bank1_R_BASE) + #define FSMC_Bank1_R_BASE (FSMC_R_BASE + 0x0000) + #endif + #if !defined(FSMC_Bank1E_R_BASE) + #define FSMC_Bank1E_R_BASE (FSMC_R_BASE + 0x0104) + #endif + #if !defined(FSMC_Bank2_R_BASE) + #define FSMC_Bank2_R_BASE (FSMC_R_BASE + 0x0060) + #endif + #if !defined(FSMC_Bank3_R_BASE) + #define FSMC_Bank3_R_BASE (FSMC_R_BASE + 0x0080) + #endif + #if !defined(FSMC_Bank4_R_BASE) + #define FSMC_Bank4_R_BASE (FSMC_R_BASE + 0x00A0) + #endif +#endif + +/* + * Base bank mappings + */ +#define FSMC_Bank1_MAP_BASE ((uint32_t) 0x60000000) +#define FSMC_Bank2_MAP_BASE ((uint32_t) 0x70000000) +#define FSMC_Bank3_MAP_BASE ((uint32_t) 0x80000000) +#define FSMC_Bank4_MAP_BASE ((uint32_t) 0x90000000) +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F7)) + #define FSMC_Bank5_MAP_BASE ((uint32_t) 0xC0000000) + #define FSMC_Bank6_MAP_BASE ((uint32_t) 0xD0000000) +#endif + +/* + * Subbunks of bank1 + */ +#define FSMC_SUBBUNK_OFFSET (1024 * 1024 * 64) +#define FSMC_Bank1_1_MAP (FSMC_Bank1_MAP_BASE) +#define FSMC_Bank1_2_MAP (FSMC_Bank1_1_MAP + FSMC_SUBBUNK_OFFSET) +#define FSMC_Bank1_3_MAP (FSMC_Bank1_2_MAP + FSMC_SUBBUNK_OFFSET) +#define FSMC_Bank1_4_MAP (FSMC_Bank1_3_MAP + FSMC_SUBBUNK_OFFSET) + +/* + * Bank 2 (NAND) + */ +#define FSMC_Bank2_MAP_COMMON (FSMC_Bank2_MAP_BASE + 0) +#define FSMC_Bank2_MAP_ATTR (FSMC_Bank2_MAP_BASE + 0x8000000) + +#define FSMC_Bank2_MAP_COMMON_DATA (FSMC_Bank2_MAP_COMMON + 0) +#define FSMC_Bank2_MAP_COMMON_CMD (FSMC_Bank2_MAP_COMMON + 0x10000) +#define FSMC_Bank2_MAP_COMMON_ADDR (FSMC_Bank2_MAP_COMMON + 0x20000) + +#define FSMC_Bank2_MAP_ATTR_DATA (FSMC_Bank2_MAP_ATTR + 0) +#define FSMC_Bank2_MAP_ATTR_CMD (FSMC_Bank2_MAP_ATTR + 0x10000) +#define FSMC_Bank2_MAP_ATTR_ADDR (FSMC_Bank2_MAP_ATTR + 0x20000) + +/* + * Bank 3 (NAND) + */ +#define FSMC_Bank3_MAP_COMMON (FSMC_Bank3_MAP_BASE + 0) +#define FSMC_Bank3_MAP_ATTR (FSMC_Bank3_MAP_BASE + 0x8000000) + +#define FSMC_Bank3_MAP_COMMON_DATA (FSMC_Bank3_MAP_COMMON + 0) +#define FSMC_Bank3_MAP_COMMON_CMD (FSMC_Bank3_MAP_COMMON + 0x10000) +#define FSMC_Bank3_MAP_COMMON_ADDR (FSMC_Bank3_MAP_COMMON + 0x20000) + +#define FSMC_Bank3_MAP_ATTR_DATA (FSMC_Bank3_MAP_ATTR + 0) +#define FSMC_Bank3_MAP_ATTR_CMD (FSMC_Bank3_MAP_ATTR + 0x10000) +#define FSMC_Bank3_MAP_ATTR_ADDR (FSMC_Bank3_MAP_ATTR + 0x20000) + +/* + * Bank 4 (PC card) + */ +#define FSMC_Bank4_MAP_COMMON (FSMC_Bank4_MAP_BASE + 0) +#define FSMC_Bank4_MAP_ATTR (FSMC_Bank4_MAP_BASE + 0x8000000) +#define FSMC_Bank4_MAP_IO (FSMC_Bank4_MAP_BASE + 0xC000000) + +/* + * More convenient typedefs than CMSIS has + */ +typedef struct { + __IO uint32_t PCR; /**< NAND Flash control */ + __IO uint32_t SR; /**< NAND Flash FIFO status and interrupt */ + __IO uint32_t PMEM; /**< NAND Flash Common memory space timing */ + __IO uint32_t PATT; /**< NAND Flash Attribute memory space timing */ + uint32_t RESERVED0; /**< Reserved, 0x70 */ + __IO uint32_t ECCR; /**< NAND Flash ECC result registers */ +} FSMC_NAND_TypeDef; + +typedef struct { + __IO uint32_t PCR; /**< PC Card control */ + __IO uint32_t SR; /**< PC Card FIFO status and interrupt */ + __IO uint32_t PMEM; /**< PC Card Common memory space timing */ + __IO uint32_t PATT; /**< PC Card Attribute memory space timing */ + __IO uint32_t PIO; /**< PC Card I/O space timing */ +} FSMC_PCCard_TypeDef; + +typedef struct { + __IO uint32_t BCR; /**< SRAM/NOR chip-select control registers */ + __IO uint32_t BTR; /**< SRAM/NOR chip-select timing registers */ + uint32_t RESERVED[63]; /**< Reserved */ + __IO uint32_t BWTR; /**< SRAM/NOR write timing registers */ +} FSMC_SRAM_TypeDef; + +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F7)) + +typedef struct { + __IO uint32_t SDCR1; /**< SDRAM control register (bank 1) */ + __IO uint32_t SDCR2; /**< SDRAM control register (bank 2) */ + __IO uint32_t SDTR1; /**< SDRAM timing register (bank 1) */ + __IO uint32_t SDTR2; /**< SDRAM timing register (bank 2) */ + __IO uint32_t SDCMR; /**< SDRAM comand mode register */ + __IO uint32_t SDRTR; /**< SDRAM refresh timer register */ + __IO uint32_t SDSR; /**< SDRAM status register */ +} FSMC_SDRAM_TypeDef; + +#endif + +/** + * @brief PCR register + */ +#define FSMC_PCR_PWAITEN ((uint32_t)1 << 1) +#define FSMC_PCR_PBKEN ((uint32_t)1 << 2) +#define FSMC_PCR_PTYP ((uint32_t)1 << 3) +#define FSMC_PCR_PWID_8 ((uint32_t)0 << 4) +#define FSMC_PCR_PWID_16 ((uint32_t)1 << 4) +#define FSMC_PCR_PWID_RESERVED1 ((uint32_t)2 << 4) +#define FSMC_PCR_PWID_RESERVED2 ((uint32_t)3 << 4) +#define FSMC_PCR_PWID_MASK ((uint32_t)3 << 4) +#define FSMC_PCR_ECCEN ((uint32_t)1 << 6) +#define FSMC_PCR_PTYP_PCCARD 0 +#define FSMC_PCR_PTYP_NAND FSMC_PCR_PTYP + +/** + * @brief SR register + */ +#define FSMC_SR_IRS ((uint8_t)0x01) +#define FSMC_SR_ILS ((uint8_t)0x02) +#define FSMC_SR_IFS ((uint8_t)0x04) +#define FSMC_SR_IREN ((uint8_t)0x08) +#define FSMC_SR_ILEN ((uint8_t)0x10) +#define FSMC_SR_IFEN ((uint8_t)0x20) +#define FSMC_SR_FEMPT ((uint8_t)0x40) +#define FSMC_SR_ISR_MASK (FSMC_SR_IRS | FSMC_SR_ILS | FSMC_SR_IFS) + +/** + * @brief BCR register + */ +#define FSMC_BCR_MBKEN ((uint32_t)1 << 0) +#define FSMC_BCR_MUXEN ((uint32_t)1 << 1) +#define FSMC_BCR_MTYP_SRAM ((uint32_t)0 << 2) +#define FSMC_BCR_MTYP_PSRAM ((uint32_t)1 << 2) +#define FSMC_BCR_MTYP_NOR_NAND ((uint32_t)2 << 2) +#define FSMC_BCR_MTYP_RESERVED ((uint32_t)3 << 2) +#define FSMC_BCR_MWID_8 ((uint32_t)0 << 4) +#define FSMC_BCR_MWID_16 ((uint32_t)1 << 4) +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F7)) +#define FSMC_BCR_MWID_32 ((uint32_t)2 << 4) +#else +#define FSMC_BCR_MWID_RESERVED1 ((uint32_t)2 << 4) +#endif +#define FSMC_BCR_MWID_RESERVED2 ((uint32_t)3 << 4) +#define FSMC_BCR_FACCEN ((uint32_t)1 << 6) +#define FSMC_BCR_BURSTEN ((uint32_t)1 << 8) +#define FSMC_BCR_WAITPOL ((uint32_t)1 << 9) +#define FSMC_BCR_WRAPMOD ((uint32_t)1 << 10) +#define FSMC_BCR_WAITCFG ((uint32_t)1 << 11) +#define FSMC_BCR_WREN ((uint32_t)1 << 12) +#define FSMC_BCR_WAITEN ((uint32_t)1 << 13) +#define FSMC_BCR_EXTMOD ((uint32_t)1 << 14) +#define FSMC_BCR_ASYNCWAIT ((uint32_t)1 << 15) +#define FSMC_BCR_CBURSTRW ((uint32_t)1 << 19) +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F7)) +#define FSMC_BCR_CCLKEN ((uint32_t)1 << 20) +#endif +#if (defined(STM32F7)) +#define FSMC_BCR_WFDIS ((uint32_t)1 << 21) +#endif + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +#if !defined(STM32_DMA_REQUIRED) +#define STM32_DMA_REQUIRED +#endif + +/** + * @name Configuration options + * @{ + */ + +/** + * @brief FSMC driver enable switch. + * @details If set to @p TRUE the support for FSMC is included. + */ +#if !defined(STM32_FSMC_USE_FSMC1) || defined(__DOXYGEN__) +#define STM32_FSMC_USE_FSMC1 FALSE +#endif + +/** @} */ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ +#if !STM32_FSMC_USE_FSMC1 +#error "FSMC driver activated but no FSMC peripheral assigned" +#endif + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/** + * @brief Type of a structure representing an FSMC driver. + */ +typedef struct FSMCDriver FSMCDriver; + +/** + * @brief Driver state machine possible states. + */ +typedef enum { + FSMC_UNINIT = 0, /**< Not initialized. */ + FSMC_STOP = 1, /**< Stopped. */ + FSMC_READY = 2, /**< Ready. */ +} fsmcstate_t; + +/** + * @brief Structure representing an FSMC driver. + */ +struct FSMCDriver { + /** + * @brief Driver state. + */ + fsmcstate_t state; + /* End of the mandatory fields.*/ + +#if HAL_USE_SRAM + #if STM32_SRAM_USE_SRAM1 + FSMC_SRAM_TypeDef *sram1; + #endif + #if STM32_SRAM_USE_SRAM2 + FSMC_SRAM_TypeDef *sram2; + #endif + #if STM32_SRAM_USE_SRAM3 + FSMC_SRAM_TypeDef *sram3; + #endif + #if STM32_SRAM_USE_SRAM4 + FSMC_SRAM_TypeDef *sram4; + #endif +#endif + +#if HAL_USE_NAND + #if STM32_NAND_USE_NAND1 + FSMC_NAND_TypeDef *nand1; + #endif + #if STM32_NAND_USE_NAND1 + FSMC_NAND_TypeDef *nand2; + #endif +#endif + +#if (defined(STM32F427xx) || defined(STM32F437xx) || \ + defined(STM32F429xx) || defined(STM32F439xx) || \ + defined(STM32F7)) + #if HAL_USE_SDRAM + FSMC_SDRAM_TypeDef *sdram; + #endif +#endif +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#if STM32_FSMC_USE_FSMC1 && !defined(__DOXYGEN__) +extern FSMCDriver FSMCD1; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void fsmcInit(void); + void fsmcStart(FSMCDriver *fsmcp); + void fsmcStop(FSMCDriver *fsmcp); +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_FSMC */ + +#endif /* HAL_FSMC_H_ */ + +/** @} */ diff --git a/os/hal/include/hal_nand.h b/os/hal/include/hal_nand.h index f907152..0c95e89 100644 --- a/os/hal/include/hal_nand.h +++ b/os/hal/include/hal_nand.h @@ -51,6 +51,7 @@ /*===========================================================================*/ /* Driver pre-compile time settings. */ /*===========================================================================*/ + /** * @brief Enables the mutual exclusion APIs on the NAND. */ diff --git a/os/hal/include/hal_sdram.h b/os/hal/include/hal_sdram.h new file mode 100644 index 0000000..eaca0fb --- /dev/null +++ b/os/hal/include/hal_sdram.h @@ -0,0 +1,244 @@ +/* + ChibiOS/HAL - Copyright (C) 2014 Uladzimir Pylinsky aka barthess + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ +/* + SDRAM routines added by Nick Klimov aka progfin. + */ + +/** + * @file hal_sdram.h + * @brief SDRAM Driver subsystem low level driver header. + * + * @addtogroup SDRAM + * @{ + */ + +#ifndef HAL_SDRAM_H_ +#define HAL_SDRAM_H_ + +#if (HAL_USE_SDRAM == TRUE) || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/* + * FMC SDRAM Mode definition register defines + */ +#define FMC_SDCMR_MRD_BURST_LENGTH_1 ((uint16_t)0x0000) +#define FMC_SDCMR_MRD_BURST_LENGTH_2 ((uint16_t)0x0001) +#define FMC_SDCMR_MRD_BURST_LENGTH_4 ((uint16_t)0x0002) +#define FMC_SDCMR_MRD_BURST_LENGTH_8 ((uint16_t)0x0004) +#define FMC_SDCMR_MRD_BURST_TYPE_SEQUENTIAL ((uint16_t)0x0000) +#define FMC_SDCMR_MRD_BURST_TYPE_INTERLEAVED ((uint16_t)0x0008) +#define FMC_SDCMR_MRD_CAS_LATENCY_2 ((uint16_t)0x0020) +#define FMC_SDCMR_MRD_CAS_LATENCY_3 ((uint16_t)0x0030) +#define FMC_SDCMR_MRD_OPERATING_MODE_STANDARD ((uint16_t)0x0000) +#define FMC_SDCMR_MRD_WRITEBURST_MODE_PROGRAMMED ((uint16_t)0x0000) +#define FMC_SDCMR_MRD_WRITEBURST_MODE_SINGLE ((uint16_t)0x0200) + +/* + * FMC_ReadPipe_Delay + */ +#define FMC_ReadPipe_Delay_0 ((uint32_t)0x00000000) +#define FMC_ReadPipe_Delay_1 ((uint32_t)0x00002000) +#define FMC_ReadPipe_Delay_2 ((uint32_t)0x00004000) +#define FMC_ReadPipe_Delay_Mask ((uint32_t)0x00006000) + +/* + * FMC_Read_Burst + */ +#define FMC_Read_Burst_Disable ((uint32_t)0x00000000) +#define FMC_Read_Burst_Enable ((uint32_t)0x00001000) +#define FMC_Read_Burst_Mask ((uint32_t)0x00001000) + +/* + * FMC_SDClock_Period + */ +#define FMC_SDClock_Disable ((uint32_t)0x00000000) +#define FMC_SDClock_Period_2 ((uint32_t)0x00000800) +#define FMC_SDClock_Period_3 ((uint32_t)0x00000C00) +#define FMC_SDClock_Period_Mask ((uint32_t)0x00000C00) + +/* + * FMC_ColumnBits_Number + */ +#define FMC_ColumnBits_Number_8b ((uint32_t)0x00000000) +#define FMC_ColumnBits_Number_9b ((uint32_t)0x00000001) +#define FMC_ColumnBits_Number_10b ((uint32_t)0x00000002) +#define FMC_ColumnBits_Number_11b ((uint32_t)0x00000003) + +/* + * FMC_RowBits_Number + */ +#define FMC_RowBits_Number_11b ((uint32_t)0x00000000) +#define FMC_RowBits_Number_12b ((uint32_t)0x00000004) +#define FMC_RowBits_Number_13b ((uint32_t)0x00000008) + +/* + * FMC_SDMemory_Data_Width + */ +#define FMC_SDMemory_Width_8b ((uint32_t)0x00000000) +#define FMC_SDMemory_Width_16b ((uint32_t)0x00000010) +#define FMC_SDMemory_Width_32b ((uint32_t)0x00000020) + +/* + * FMC_InternalBank_Number + */ +#define FMC_InternalBank_Number_2 ((uint32_t)0x00000000) +#define FMC_InternalBank_Number_4 ((uint32_t)0x00000040) + +/* + * FMC_CAS_Latency + */ +#define FMC_CAS_Latency_1 ((uint32_t)0x00000080) +#define FMC_CAS_Latency_2 ((uint32_t)0x00000100) +#define FMC_CAS_Latency_3 ((uint32_t)0x00000180) + +/* + * FMC_Write_Protection + */ +#define FMC_Write_Protection_Disable ((uint32_t)0x00000000) +#define FMC_Write_Protection_Enable ((uint32_t)0x00000200) + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ +/** + * @name Configuration options + * @{ + */ + +/** + * @brief SDRAM driver enable switch. + * @details If set to @p TRUE the support for SDRAM1 is included. + */ +#if !defined(STM32_SDRAM_USE_SDRAM1) || defined(__DOXYGEN__) +#define STM32_SDRAM_USE_SDRAM1 FALSE +#else +#define STM32_SDRAM1_MAP_BASE FSMC_Bank5_MAP_BASE +#endif + +/** + * @brief SDRAM driver enable switch. + * @details If set to @p TRUE the support for SDRAM2 is included. + */ +#if !defined(STM32_SDRAM_USE_SDRAM2) || defined(__DOXYGEN__) +#define STM32_SDRAM_USE_SDRAM2 FALSE +#else +#define STM32_SDRAM2_MAP_BASE FSMC_Bank6_MAP_BASE +#endif + +/** @} */ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +#if !STM32_SDRAM_USE_SDRAM1 && !STM32_SDRAM_USE_SDRAM2 +#error "SDRAM driver activated but no SDRAM peripheral assigned" +#endif + +#if (STM32_SDRAM_USE_SDRAM1 || STM32_SDRAM_USE_SDRAM2) && !STM32_HAS_FSMC +#error "FMC not present in the selected device" +#endif + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ +/** + * @brief Driver state machine possible states. + */ +typedef enum { + SDRAM_UNINIT = 0, /**< Not initialized. */ + SDRAM_STOP = 1, /**< Stopped. */ + SDRAM_READY = 2, /**< Ready. */ +} sdramstate_t; + +/** + * @brief Type of a structure representing an SDRAM driver. + */ +typedef struct SDRAMDriver SDRAMDriver; + +/** + * @brief Driver configuration structure. + * @note It could be empty on some architectures. + */ +typedef struct { + /** + * @brief SDRAM control register. + * @note Its value will be used for both banks. + */ + uint32_t sdcr; + + /** + * @brief SDRAM timing register. + * @note Its value will be used for both banks. + */ + uint32_t sdtr; + + /** + * @brief SDRAM command mode register. + * @note Only its MRD and NRFS bits will be used. + */ + uint32_t sdcmr; + + /** + * @brief SDRAM refresh timer register. + * @note Only its COUNT bits will be used. + */ + uint32_t sdrtr; +} SDRAMConfig; + +/** + * @brief Structure representing an SDRAM driver. + */ +struct SDRAMDriver { + /** + * @brief Driver state. + */ + sdramstate_t state; + /** + * @brief Pointer to the FMC SDRAM registers block. + */ + FSMC_SDRAM_TypeDef *sdram; +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +extern SDRAMDriver SDRAMD1; + +#ifdef __cplusplus +extern "C" { +#endif + void sdramInit(void); + void sdramObjectInit(SDRAMDriver *sdramp); + void sdramStart(SDRAMDriver *sdramp, const SDRAMConfig *cfgp); + void sdramStop(SDRAMDriver *sdramp); +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_SDRAM */ + +#endif /* HAL_SDRAM_H_ */ + +/** @} */ diff --git a/os/hal/include/hal_sram.h b/os/hal/include/hal_sram.h new file mode 100644 index 0000000..bcf362a --- /dev/null +++ b/os/hal/include/hal_sram.h @@ -0,0 +1,171 @@ +/* + ChibiOS/HAL - Copyright (C) 2014 Uladzimir Pylinsky aka barthess + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/** + * @file hal_fsmc_sram.h + * @brief SRAM Driver subsystem low level driver header. + * + * @addtogroup SRAM + * @{ + */ + +#ifndef HAL_SRAM_H_ +#define HAL_SRAM_H_ + +#if (HAL_USE_SRAM == TRUE) || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ +/** + * @name Configuration options + * @{ + */ + +/** + * @brief SRAM driver enable switch. + * @details If set to @p TRUE the support for SRAM1 is included. + */ +#if !defined(STM32_SRAM_USE_SRAM1) || defined(__DOXYGEN__) +#define STM32_SRAM_USE_SRAM1 FALSE +#endif + +/** + * @brief SRAM driver enable switch. + * @details If set to @p TRUE the support for SRAM2 is included. + */ +#if !defined(STM32_SRAM_USE_SRAM2) || defined(__DOXYGEN__) +#define STM32_SRAM_USE_SRAM2 FALSE +#endif + +/** + * @brief SRAM driver enable switch. + * @details If set to @p TRUE the support for SRAM3 is included. + */ +#if !defined(STM32_SRAM_USE_SRAM3) || defined(__DOXYGEN__) +#define STM32_SRAM_USE_SRAM3 FALSE +#endif + +/** + * @brief SRAM driver enable switch. + * @details If set to @p TRUE the support for SRAM4 is included. + */ +#if !defined(STM32_SRAM_USE_SRAM4) || defined(__DOXYGEN__) +#define STM32_SRAM_USE_SRAM4 FALSE +#endif + +/** @} */ + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +#if !STM32_SRAM_USE_SRAM1 && !STM32_SRAM_USE_SRAM2 && \ + !STM32_SRAM_USE_SRAM3 && !STM32_SRAM_USE_SRAM4 +#error "SRAM driver activated but no SRAM peripheral assigned" +#endif + +#if (STM32_SRAM_USE_SRAM1 || STM32_SRAM_USE_SRAM2 || \ + STM32_SRAM_USE_SRAM3 || STM32_SRAM_USE_SRAM4) && !STM32_HAS_FSMC +#error "FSMC not present in the selected device" +#endif + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ +/** + * @brief Driver state machine possible states. + */ +typedef enum { + SRAM_UNINIT = 0, /**< Not initialized. */ + SRAM_STOP = 1, /**< Stopped. */ + SRAM_READY = 2, /**< Ready. */ +} sramstate_t; + +/** + * @brief Type of a structure representing an NAND driver. + */ +typedef struct SRAMDriver SRAMDriver; + +/** + * @brief Driver configuration structure. + * @note It could be empty on some architectures. + * @note Some bits in BCR register will be forced by driver. + */ +typedef struct { + uint32_t bcr; + uint32_t btr; + uint32_t bwtr; +} SRAMConfig; + +/** + * @brief Structure representing an NAND driver. + */ +struct SRAMDriver { + /** + * @brief Driver state. + */ + sramstate_t state; + /** + * @brief Pointer to the FSMC SRAM registers block. + */ + FSMC_SRAM_TypeDef *sram; +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#if STM32_SRAM_USE_SRAM1 && !defined(__DOXYGEN__) +extern SRAMDriver SRAMD1; +#endif + +#if STM32_SRAM_USE_SRAM2 && !defined(__DOXYGEN__) +extern SRAMDriver SRAMD2; +#endif + +#if STM32_SRAM_USE_SRAM3 && !defined(__DOXYGEN__) +extern SRAMDriver SRAMD3; +#endif + +#if STM32_SRAM_USE_SRAM4 && !defined(__DOXYGEN__) +extern SRAMDriver SRAMD4; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void sramInit(void); + void sramObjectInit(SRAMDriver *sdramp); + void sramStart(SRAMDriver *sramp, const SRAMConfig *cfgp); + void sramStop(SRAMDriver *sramp); +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_SRAM */ + +#endif /* HAL_SRAM_H_ */ + +/** @} */ |