From 34ec5081e22ad6ee734b46df2465ff95c7e20f72 Mon Sep 17 00:00:00 2001 From: Pat Hickey Date: Fri, 31 Aug 2012 13:12:11 -0700 Subject: [PATCH] AP_HAL: Dataflash interface populated --- libraries/AP_HAL/Dataflash.h | 42 +++++++++++++++++++++++++++++++++++- 1 file changed, 41 insertions(+), 1 deletion(-) diff --git a/libraries/AP_HAL/Dataflash.h b/libraries/AP_HAL/Dataflash.h index 74256a158d..3d98e014b2 100644 --- a/libraries/AP_HAL/Dataflash.h +++ b/libraries/AP_HAL/Dataflash.h @@ -4,9 +4,49 @@ #include "AP_HAL_Namespace.h" +/* Dataflash abstract class: + * This isn't the abstraction ArduPilot needs, but it is the abstraction + * ArduPilot deserves. + * + * I'll build a proper logging driver later which hides the details of using + * a dataflash / page based system under the hood. For now the Dataflash layer + * will be a port of the existing DataFlash APM1/APM2 driver. + * - pch, 31aug12 + * */ class AP_HAL::Dataflash { public: - virtual void init(int machtnicht) = 0; + virtual void init(void* implspecific) = 0; + virtual void read_mfg_id() = 0; + virtual bool media_present() = 0; + virtual uint16_t num_pages() = 0; + + virtual uint16_t get_page() = 0; + virtual uint16_t get_write_page() = 0; + + virtual void erase_all() = 0; + virtual bool need_erase() = 0; + + virtual void start_write(int16_t page) = 0; + virtual void finish_write() = 0; + virtual void write_byte(uint8_t data) = 0; + virtual void write_word(uint16_t data) = 0; + virtual void write_dword(uint32_t data) = 0; + + virtual void start_read(int16_t page) = 0; + virtual uint8_t read_byte() = 0; + virtual uint16_t read_word() = 0; + virtual uint32_t read_dword() = 0; + + virtual void set_file(uint16_t filenum) = 0; + virtual uint16_t get_file() = 0; + virtual uint16_t get_file_page() = 0; + + virtual int16_t find_last_log() = 0; + virtual void get_log_boundaries(uint8_t log, + int16_t &startpage, int16_t &endpage) = 0; + virtual uint8_t get_num_logs() = 0; + virtual void start_new_log() = 0; + }; #endif // __AP_HAL_DATAFLASH_H__