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sfdp: Implemented types and helpers for the basic parameter table

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dragonmux 2022-08-05 03:09:29 +01:00 committed by Piotr Esden-Tempski
parent c6133a8cae
commit d9c7c8bc13
1 changed files with 55 additions and 0 deletions
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55
src/target/sfdp_internal.h
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@ -48,6 +48,15 @@
#define SFDP_TABLE_ADDRESS(header) \
(((header).table_address[2] << 16U) | ((header).table_address[1] << 8U) | (header).table_address[0])
#define SFDP_DENSITY_IS_EXPONENTIAL(density) ((density)[3] & 0x80U)
#define SFDP_DENSITY_VALUE(density) \
((((density)[3] & 0x7FU) << 24U) | ((density)[2] << 16U) | ((density)[1] << 8U) | (density)[0])
#define SFDP_ERASE_TYPES 4U
#define SFDP_ERASE_SIZE(erase_type) (1U << ((erase_type)->erase_size_exponent))
#define SFDP_PAGE_SIZE(parameter_table) \
(1U << ((parameter_table).programming_and_chip_erase_timing.programming_timing_ratio_and_page_size >> 4U))
typedef struct sfdp_header {
char magic[4];
uint8_t version_minor;
@ -65,4 +74,50 @@ typedef struct sfdp_parameter_table_header {
uint8_t jedec_parameter_id_high;
} sfdp_parameter_table_header_s;
typedef struct timings_and_opcode {
uint8_t timings;
uint8_t opcode;
} timings_and_opcode_s;
typedef struct erase_parameters {
uint8_t erase_size_exponent;
uint8_t opcode;
} erase_parameters_s;
typedef struct programming_and_chip_erase_timing {
uint8_t programming_timing_ratio_and_page_size;
uint8_t erase_timings[3];
} programming_and_chip_erase_timing_s;
typedef struct sfdp_basic_parameter_table {
uint8_t value1;
uint8_t sector_erase_opcode;
uint8_t value2;
uint8_t reserved1;
uint8_t memory_density[4];
timings_and_opcode_s fast_quad_io;
timings_and_opcode_s fast_quad_output;
timings_and_opcode_s fast_dual_output;
timings_and_opcode_s fast_dual_io;
uint8_t fast_support_flags;
uint8_t reserved2[5];
timings_and_opcode_s fast_dual_dpi;
uint8_t reserved3[2];
timings_and_opcode_s fast_quad_qpi;
erase_parameters_s erase_types[SFDP_ERASE_TYPES];
uint32_t erase_timing;
programming_and_chip_erase_timing_s programming_and_chip_erase_timing;
uint8_t operational_prohibitions;
uint8_t suspend_latency_specs[3];
uint8_t program_resume_opcode;
uint8_t program_suspend_opcode;
uint8_t resume_opcode;
uint8_t suspend_opcode;
uint8_t status_register_polling_flags;
uint8_t deep_powerdown[3];
uint8_t dual_and_quad_mode[3];
uint8_t reserved4;
uint32_t status_and_addressing_mode;
} sfdp_basic_parameter_table_s;
#endif /*SFDP_INTERNAL_H*/