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eeprom-macro: added some address definitions

partial-rewrite
Ben Blazak 2013-12-14 15:52:39 -08:00
parent 14cdab0868
commit a90b6103a7
1 changed files with 25 additions and 10 deletions
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35
firmware/lib/layout/eeprom-macro/atmega32u4.c
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@ -71,6 +71,8 @@
* - `EEMEM_START`: The address of the first byte of our block of EEMEM
* - `EEMEM_START_ADDRESS_START`
* - `EEMEM_START_ADDRESS_END`
* - `EEMEM_END_ADDRESS_START`
* - `EEMEM_END_ADDRESS_END`
* - `EEMEM_VERSION_START`
* - `EEMEM_VERSION_END`
* - `EEMEM_ROWS_START`
@ -81,14 +83,15 @@
* - `EEMEM_TABLE_END`
* - `EEMEM_MACROS_START`
* - `EEMEM_MACROS_END`
* - `EEMEM_END_ADDRESS_START`
* - `EEMEM_END_ADDRESS_END`
* - `EEMEM_END`: The address of the last byte of our block of EEMEM
*
* EEMEM sections:
* - START_ADDRESS:
* - byte 0: LSB of `EEMEM_START`
* - byte 1: MSB of `EEMEM_START`
* - END_ADDRESS:
* - byte 0: LSB of `EEMEM_END`
* - byte 1: MSB of `EEMEM_END`
* - VERSION:
* - byte 0..15: Each byte is a copy of the value of `VERSION`. We keep
* more than 1 copy for write balancing.
@ -106,12 +109,9 @@
* - COLUMNS:
* - byte 0: The number of columns in TABLE (`OPT__KB__COLUMNS`)
* - TABLE:
* - byte 0..`(OPT__KB__ROWS * OPT__KB__COLUMNS)`: TODO
* - byte 0..`(OPT__KB__ROWS * OPT__KB__COLUMNS - 1)`: TODO
* - MACROS:
* - byte 0..`(EEMEM_END_ADDRESS - EEMEM_MACROS)`: TODO
* - END_ADDRESS:
* - byte 0: LSB of `EEMEM_END`
* - byte 1: MSB of `EEMEM_END`
* - byte 0..`(EEMEM_END - EEMEM_TABLE_END - 1)`: TODO
*
* Notes:
* - `START_ADDRESS`, `ROWS`, `COLUMNS`, and `END_ADDRESS` are all written as
@ -121,9 +121,24 @@
* but it's important that any two builds of the firmware that deal with this
* section of the EEPROM have the same values for each.
*/
#define EEMEM_START OPT__EEPROM__EEPROM_MACRO__START
#define EEMEM_END OPT__EEPROM__EEPROM_MACRO__END
// TODO: the rest of the definitions
#define EEMEM_START OPT__EEPROM__EEPROM_MACRO__START
#define EEMEM_START_ADDRESS_START EEMEM_START
#define EEMEM_START_ADDRESS_END EEMEM_START_ADDRESS_START + 1
#define EEMEM_END_ADDRESS_START EEMEM_START_ADDRESS_END + 1
#define EEMEM_END_ADDRESS_END EEMEM_END_ADDRESS_START + 1
#define EEMEM_VERSION_START EEMEM_END_ADDRESS_END + 1
#define EEMEM_VERSION_END EEMEM_VERSION_START + 15
#define EEMEM_ROWS_START EEMEM_VERSION_END + 1
#define EEMEM_ROWS_END EEMEM_ROWS_START + 0
#define EEMEM_COLUMNS_START EEMEM_ROWS_END + 1
#define EEMEM_COLUMNS_END EEMEM_COLUMNS_START + 0
#define EEMEM_TABLE_START EEMEM_COLUMNS_END + 1
#define EEMEM_TABLE_END EEMEM_TABLE_START + ( OPT__KB__ROWS \
* OPT__KB__COLUMNS \
- 1 )
#define EEMEM_MACROS_START EEMEM_TABLE_END + 1
#define EEMEM_MACROS_END EEMEM_END
#define EEMEM_END OPT__EEPROM__EEPROM_MACRO__END
/** macros/(group) type/description
* Aliases for valid values of the "type" field in `MACROS`