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Arduino/hardware/sam/system/libsam/include/sam3s/component/smc.h
2011-08-31 10:28:32 +02:00

118 lines
8.1 KiB
C

/* %ATMEL_LICENCE% */
#ifndef _SAM3S_SMC_COMPONENT_
#define _SAM3S_SMC_COMPONENT_
/* ============================================================================= */
/** SOFTWARE API DEFINITION FOR Static Memory Controller */
/* ============================================================================= */
/** \addtogroup SAM3S_SMC Static Memory Controller */
/*@{*/
#ifndef __ASSEMBLY__
/** \brief SmcCs_number hardware registers */
typedef struct {
RwReg SMC_SETUP; /**< \brief (SmcCs_number Offset: 0x0) SMC Setup Register */
RwReg SMC_PULSE; /**< \brief (SmcCs_number Offset: 0x4) SMC Pulse Register */
RwReg SMC_CYCLE; /**< \brief (SmcCs_number Offset: 0x8) SMC Cycle Register */
RwReg SMC_MODE; /**< \brief (SmcCs_number Offset: 0xC) SMC Mode Register */
} SmcCs_number;
/** \brief Smc hardware registers */
#define SMCCS_NUMBER_NUMBER 5
typedef struct {
SmcCs_number SMC_CS_NUMBER[SMCCS_NUMBER_NUMBER]; /**< \brief (Smc Offset: 0x0) CS_number = 0 .. 4 */
RoReg Reserved1[12];
RwReg SMC_OCMS; /**< \brief (Smc Offset: 0x80) SMC OCMS MODE Register */
WoReg SMC_KEY1; /**< \brief (Smc Offset: 0x84) SMC OCMS KEY1 Register */
WoReg SMC_KEY2; /**< \brief (Smc Offset: 0x88) SMC OCMS KEY2 Register */
RoReg Reserved2[22];
RwReg SMC_WPMR; /**< \brief (Smc Offset: 0xE4) SMC Write Protect Mode Register */
RoReg SMC_WPSR; /**< \brief (Smc Offset: 0xE8) SMC Write Protect Status Register */
} Smc;
#endif /* __ASSEMBLY__ */
/* -------- SMC_SETUP : (SMC Offset: N/A) SMC Setup Register -------- */
#define SMC_SETUP_NWE_SETUP_Pos 0
#define SMC_SETUP_NWE_SETUP_Msk (0x3fu << SMC_SETUP_NWE_SETUP_Pos) /**< \brief (SMC_SETUP) NWE Setup Length */
#define SMC_SETUP_NWE_SETUP(value) ((SMC_SETUP_NWE_SETUP_Msk & ((value) << SMC_SETUP_NWE_SETUP_Pos)))
#define SMC_SETUP_NCS_WR_SETUP_Pos 8
#define SMC_SETUP_NCS_WR_SETUP_Msk (0x3fu << SMC_SETUP_NCS_WR_SETUP_Pos) /**< \brief (SMC_SETUP) NCS Setup Length in WRITE Access */
#define SMC_SETUP_NCS_WR_SETUP(value) ((SMC_SETUP_NCS_WR_SETUP_Msk & ((value) << SMC_SETUP_NCS_WR_SETUP_Pos)))
#define SMC_SETUP_NRD_SETUP_Pos 16
#define SMC_SETUP_NRD_SETUP_Msk (0x3fu << SMC_SETUP_NRD_SETUP_Pos) /**< \brief (SMC_SETUP) NRD Setup Length */
#define SMC_SETUP_NRD_SETUP(value) ((SMC_SETUP_NRD_SETUP_Msk & ((value) << SMC_SETUP_NRD_SETUP_Pos)))
#define SMC_SETUP_NCS_RD_SETUP_Pos 24
#define SMC_SETUP_NCS_RD_SETUP_Msk (0x3fu << SMC_SETUP_NCS_RD_SETUP_Pos) /**< \brief (SMC_SETUP) NCS Setup Length in READ Access */
#define SMC_SETUP_NCS_RD_SETUP(value) ((SMC_SETUP_NCS_RD_SETUP_Msk & ((value) << SMC_SETUP_NCS_RD_SETUP_Pos)))
/* -------- SMC_PULSE : (SMC Offset: N/A) SMC Pulse Register -------- */
#define SMC_PULSE_NWE_PULSE_Pos 0
#define SMC_PULSE_NWE_PULSE_Msk (0x7fu << SMC_PULSE_NWE_PULSE_Pos) /**< \brief (SMC_PULSE) NWE Pulse Length */
#define SMC_PULSE_NWE_PULSE(value) ((SMC_PULSE_NWE_PULSE_Msk & ((value) << SMC_PULSE_NWE_PULSE_Pos)))
#define SMC_PULSE_NCS_WR_PULSE_Pos 8
#define SMC_PULSE_NCS_WR_PULSE_Msk (0x7fu << SMC_PULSE_NCS_WR_PULSE_Pos) /**< \brief (SMC_PULSE) NCS Pulse Length in WRITE Access */
#define SMC_PULSE_NCS_WR_PULSE(value) ((SMC_PULSE_NCS_WR_PULSE_Msk & ((value) << SMC_PULSE_NCS_WR_PULSE_Pos)))
#define SMC_PULSE_NRD_PULSE_Pos 16
#define SMC_PULSE_NRD_PULSE_Msk (0x7fu << SMC_PULSE_NRD_PULSE_Pos) /**< \brief (SMC_PULSE) NRD Pulse Length */
#define SMC_PULSE_NRD_PULSE(value) ((SMC_PULSE_NRD_PULSE_Msk & ((value) << SMC_PULSE_NRD_PULSE_Pos)))
#define SMC_PULSE_NCS_RD_PULSE_Pos 24
#define SMC_PULSE_NCS_RD_PULSE_Msk (0x7fu << SMC_PULSE_NCS_RD_PULSE_Pos) /**< \brief (SMC_PULSE) NCS Pulse Length in READ Access */
#define SMC_PULSE_NCS_RD_PULSE(value) ((SMC_PULSE_NCS_RD_PULSE_Msk & ((value) << SMC_PULSE_NCS_RD_PULSE_Pos)))
/* -------- SMC_CYCLE : (SMC Offset: N/A) SMC Cycle Register -------- */
#define SMC_CYCLE_NWE_CYCLE_Pos 0
#define SMC_CYCLE_NWE_CYCLE_Msk (0x1ffu << SMC_CYCLE_NWE_CYCLE_Pos) /**< \brief (SMC_CYCLE) Total Write Cycle Length */
#define SMC_CYCLE_NWE_CYCLE(value) ((SMC_CYCLE_NWE_CYCLE_Msk & ((value) << SMC_CYCLE_NWE_CYCLE_Pos)))
#define SMC_CYCLE_NRD_CYCLE_Pos 16
#define SMC_CYCLE_NRD_CYCLE_Msk (0x1ffu << SMC_CYCLE_NRD_CYCLE_Pos) /**< \brief (SMC_CYCLE) Total Read Cycle Length */
#define SMC_CYCLE_NRD_CYCLE(value) ((SMC_CYCLE_NRD_CYCLE_Msk & ((value) << SMC_CYCLE_NRD_CYCLE_Pos)))
/* -------- SMC_MODE : (SMC Offset: N/A) SMC Mode Register -------- */
#define SMC_MODE_READ_MODE (0x1u << 0) /**< \brief (SMC_MODE) */
#define SMC_MODE_WRITE_MODE (0x1u << 1) /**< \brief (SMC_MODE) */
#define SMC_MODE_EXNW_MODE_Pos 4
#define SMC_MODE_EXNW_MODE_Msk (0x3u << SMC_MODE_EXNW_MODE_Pos) /**< \brief (SMC_MODE) NWAIT Mode */
#define SMC_MODE_EXNW_MODE_DISABLED (0x0u << 4) /**< \brief (SMC_MODE) Disabled */
#define SMC_MODE_EXNW_MODE_FROZEN (0x2u << 4) /**< \brief (SMC_MODE) Frozen Mode */
#define SMC_MODE_EXNW_MODE_READY (0x3u << 4) /**< \brief (SMC_MODE) Ready Mode */
#define SMC_MODE_DBW_Pos 12
#define SMC_MODE_DBW_Msk (0x3u << SMC_MODE_DBW_Pos) /**< \brief (SMC_MODE) Data Bus Width */
#define SMC_MODE_DBW_8_BIT (0x0u << 12) /**< \brief (SMC_MODE) 8-bit bus */
#define SMC_MODE_DBW_16_BIT (0x1u << 12) /**< \brief (SMC_MODE) 16-bit bus */
#define SMC_MODE_DBW_32_BIT (0x2u << 12) /**< \brief (SMC_MODE) 32-bit bus */
#define SMC_MODE_TDF_CYCLES_Pos 16
#define SMC_MODE_TDF_CYCLES_Msk (0xfu << SMC_MODE_TDF_CYCLES_Pos) /**< \brief (SMC_MODE) Data Float Time */
#define SMC_MODE_TDF_CYCLES(value) ((SMC_MODE_TDF_CYCLES_Msk & ((value) << SMC_MODE_TDF_CYCLES_Pos)))
#define SMC_MODE_TDF_MODE (0x1u << 20) /**< \brief (SMC_MODE) TDF Optimization */
#define SMC_MODE_PMEN (0x1u << 24) /**< \brief (SMC_MODE) Page Mode Enabled */
#define SMC_MODE_PS_Pos 28
#define SMC_MODE_PS_Msk (0x3u << SMC_MODE_PS_Pos) /**< \brief (SMC_MODE) Page Size */
#define SMC_MODE_PS_4_BYTE (0x0u << 28) /**< \brief (SMC_MODE) 4-byte page */
#define SMC_MODE_PS_8_BYTE (0x1u << 28) /**< \brief (SMC_MODE) 8-byte page */
#define SMC_MODE_PS_16_BYTE (0x2u << 28) /**< \brief (SMC_MODE) 16-byte page */
#define SMC_MODE_PS_32_BYTE (0x3u << 28) /**< \brief (SMC_MODE) 32-byte page */
/* -------- SMC_OCMS : (SMC Offset: 0x80) SMC OCMS MODE Register -------- */
#define SMC_OCMS_SMSE (0x1u << 0) /**< \brief (SMC_OCMS) Static Memory Controller Scrambling Enable */
#define SMC_OCMS_CS0SE (0x1u << 16) /**< \brief (SMC_OCMS) Chip Select (x = 0 to 3) Scrambling Enable */
#define SMC_OCMS_CS1SE (0x1u << 17) /**< \brief (SMC_OCMS) Chip Select (x = 0 to 3) Scrambling Enable */
#define SMC_OCMS_CS2SE (0x1u << 18) /**< \brief (SMC_OCMS) Chip Select (x = 0 to 3) Scrambling Enable */
#define SMC_OCMS_CS3SE (0x1u << 19) /**< \brief (SMC_OCMS) Chip Select (x = 0 to 3) Scrambling Enable */
/* -------- SMC_KEY1 : (SMC Offset: 0x84) SMC OCMS KEY1 Register -------- */
#define SMC_KEY1_KEY1_Pos 0
#define SMC_KEY1_KEY1_Msk (0xffffffffu << SMC_KEY1_KEY1_Pos) /**< \brief (SMC_KEY1) Off Chip Memory Scrambling (OCMS) Key Part 1 */
#define SMC_KEY1_KEY1(value) ((SMC_KEY1_KEY1_Msk & ((value) << SMC_KEY1_KEY1_Pos)))
/* -------- SMC_KEY2 : (SMC Offset: 0x88) SMC OCMS KEY2 Register -------- */
#define SMC_KEY2_KEY2_Pos 0
#define SMC_KEY2_KEY2_Msk (0xffffffffu << SMC_KEY2_KEY2_Pos) /**< \brief (SMC_KEY2) Off Chip Memory Scrambling (OCMS) Key Part 2 */
#define SMC_KEY2_KEY2(value) ((SMC_KEY2_KEY2_Msk & ((value) << SMC_KEY2_KEY2_Pos)))
/* -------- SMC_WPMR : (SMC Offset: 0xE4) SMC Write Protect Mode Register -------- */
#define SMC_WPMR_WPEN (0x1u << 0) /**< \brief (SMC_WPMR) Write Protect Enable */
#define SMC_WPMR_WPKEY_Pos 8
#define SMC_WPMR_WPKEY_Msk (0xffffffu << SMC_WPMR_WPKEY_Pos) /**< \brief (SMC_WPMR) Write Protect KEY */
#define SMC_WPMR_WPKEY(value) ((SMC_WPMR_WPKEY_Msk & ((value) << SMC_WPMR_WPKEY_Pos)))
/* -------- SMC_WPSR : (SMC Offset: 0xE8) SMC Write Protect Status Register -------- */
#define SMC_WPSR_WPVS (0x1u << 0) /**< \brief (SMC_WPSR) Write Protect Enable */
#define SMC_WPSR_WPVSRC_Pos 8
#define SMC_WPSR_WPVSRC_Msk (0xffffu << SMC_WPSR_WPVSRC_Pos) /**< \brief (SMC_WPSR) Write Protect Violation Source */
/*@}*/
#endif /* _SAM3S_SMC_COMPONENT_ */