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core: Fix ldscript for AT90USB to support unimap

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tmk 2019-12-04 15:05:55 +09:00
parent 909277107f
commit ee4686eafc
1 changed files with 59 additions and 0 deletions
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59
tmk_core/ldscript_keymap_avr51.x
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@ -14,7 +14,53 @@ __SIGNATURE_REGION_LENGTH__ = DEFINED(__SIGNATURE_REGION_LENGTH__) ? __SIGNATURE
__USER_SIGNATURE_REGION_LENGTH__ = DEFINED(__USER_SIGNATURE_REGION_LENGTH__) ? __USER_SIGNATURE_REGION_LENGTH__ : 1K;
MEMORY
{
/* With keymap section
*
* TODO: should be as below
* Flash Map of AT90USB(128KB)
* +------------+ 0x0000
* | .vectors |
* | .progmem |
* | .init0-9 | > text region
* | .text |
* | .fini9-0 |
* | |
* |------------| _etext
* | .data |
* | .bss | > data region
* | .noinit |
* | |
* |------------| 0x1D800
* | .keymap | > keymap region(2KB)
* |------------| 0x1E000
* | bootloader | 8KB
* +------------+ 0x1FFFF
*
* FIXME: Use this To fit to ATMega32U4 unimap address
* Flash Map of AT90USB(128KB)
* +------------+ 0x0000
* | .vectors |
* | .progmem |
* | .init0-9 | > text region
* | .text |
* | .fini9-0 |
* | |
* |------------| _etext
* | .data |
* | .bss | > data region
* | .noinit |
* | |
* |------------| 0x6800
* | .keymap | > keymap region(2KB)
* |------------| 0x7000
* ~ ~
* ~ ~
* |------------| 0x1E000
* | bootloader | 8KB
* +------------+ 0x1FFFF
*/
text (rx) : ORIGIN = 0, LENGTH = __TEXT_REGION_LENGTH__
keymap (rw!x) : ORIGIN = 0x6800, LENGTH = 2K
data (rw!x) : ORIGIN = 0x800100, LENGTH = __DATA_REGION_LENGTH__
eeprom (rw!x) : ORIGIN = 0x810000, LENGTH = __EEPROM_REGION_LENGTH__
fuse (rw!x) : ORIGIN = 0x820000, LENGTH = __FUSE_REGION_LENGTH__
@ -196,6 +242,19 @@ SECTIONS
_end = . ;
PROVIDE (__heap_start = .) ;
} > data
/* keymap region is located at end of flash
* .fn_actions Fn actions definitions
* .keymaps Mapping layers
*/
.keymap :
{
PROVIDE(__keymap_start = .) ;
*(.keymap.fn_actions) /* 32*actions = 64bytes */
. = ALIGN(0x40);
*(.keymap.keymaps) /* rest of .keymap section */
*(.keymap*)
/* . = ALIGN(0x800); */ /* keymap section takes 2KB- */
} > keymap = 0x00 /* zero fill */
.eeprom :
{
/* See .data above... */