Mercurial > public > hwos_code
annotate src/external_flash.inc @ 420:789230298511
fix handling for new flash memory chip
| author | heinrichsweikamp |
|---|---|
| date | Fri, 29 Apr 2016 15:38:57 +0200 |
| parents | eb758a5b44eb |
| children | ccaaac45b61a |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 3 ; File external_flash.inc | |
| 4 ; | |
| 5 ; | |
| 6 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
| 7 ;============================================================================= | |
| 8 ; HISTORY | |
| 9 ; 2011-08-12 : [mH] creation | |
| 10 | |
| 11 ; Misc | |
| 420 | 12 extern incf_ext_flash_address_p1 ; +1 for the ext_flash_address:3 |
| 0 | 13 extern ext_flash_disable_protection; Disables write protection |
| 14 extern ext_flash_enable_protection ; Enables write protection | |
|
281
eb758a5b44eb
BUGFIX: Fix download issue for dives made with 1.80 firmware
heinrichsweikamp
parents:
279
diff
changeset
|
15 extern fix_180_dives ; fix dives made with the 1.80 |
| 0 | 16 |
| 17 ; Writes | |
| 18 extern write_byte_ext_flash_plus ; Write from WREG and increase address after write with banking at 0x200000 | |
| 279 | 19 extern write_byte_ext_flash_plus_nocnt ; No increase of ext_flash_dive_counter:3 |
|
278
dfac47ac2e1d
BUGFIX: There was a 1:4096 chance that a portion of a dive was not stored correctly resulting in download issues
heinrichsweikamp
parents:
6
diff
changeset
|
20 extern write_byte_ext_flash_plus_nodel ; Does NOT delete 4kB Page when required |
| 0 | 21 extern write_byte_ext_flash_plus_header ; Write from WREG and increase address after write |
| 22 extern ext_flash_byte_write ; Writes one byte from WREG @ext_flash_address:3 | |
| 23 extern write_spi1 ; Just (dummy)write to read a byte | |
| 24 | |
| 25 ; Delelte | |
| 26 extern ext_flash_erase_logbook ; erases logbook memory (000000h -> 2FFFFFh -> 3MByte) | |
| 27 extern ext_flash_erase4kB ; Erases 4kB sector @ext_flash_address:3 | |
| 28 | |
| 29 ; Reads | |
| 30 extern ext_flash_read_block_start ; Block read start and reads one byte@ext_flash_address:3 into WREG | |
| 31 extern ext_flash_read_block ; Read another byte into WREG | |
| 32 extern ext_flash_read_block_stop ; Stop block read | |
| 33 extern ext_flash_byte_read ; Reads one byte@ext_flash_address:3 into WREG and temp1 | |
| 34 extern ext_flash_byte_read_plus ; Return data read in WREG and temp1 and increase address after read with banking at 0x200000 | |
| 35 extern ext_flash_byte_read_plus_0x20; Return data read in WREG and temp1 | |
| 36 | |
| 37 ; Will decrease ext_flash_address:2 with the 8Bit value "ext_flash_temp1" | |
| 38 extern decf_ext_flash_address0 | |
| 39 decf_ext_flash_address macro ext_flash_temp1 | |
| 40 movlw ext_flash_temp1 | |
| 41 call decf_ext_flash_address0 | |
| 42 endm | |
| 43 | |
| 44 extern incf_ext_flash_address0 | |
| 45 ; Will increase ext_flash_address:2 with the 8Bit value "ext_flash_temp1" | |
| 46 incf_ext_flash_address macro ext_flash_temp1 | |
| 47 movlw ext_flash_temp1 | |
| 48 call incf_ext_flash_address0 | |
| 49 endm | |
| 50 | |
| 51 ; With banking at 0x200000 | |
| 52 extern incf_ext_flash_address0_0x20 | |
| 53 ; Will increase ext_flash_address:2 with the 8Bit value "ext_flash_temp1" | |
| 54 incf_ext_flash_address_0x20 macro ext_flash_temp1 | |
| 55 movlw ext_flash_temp1 | |
| 56 call incf_ext_flash_address0_0x20 | |
| 57 endm | |
| 58 | |
| 59 |