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-rw-r--r--keyboard/hhkb/Makefile5
-rw-r--r--keyboard/hhkb/keymap.c19
-rw-r--r--keyboard/hhkb/ld_keymap_avr5.x268
3 files changed, 284 insertions, 8 deletions
diff --git a/keyboard/hhkb/Makefile b/keyboard/hhkb/Makefile
index 1ef0a0187a..3422193721 100644
--- a/keyboard/hhkb/Makefile
+++ b/keyboard/hhkb/Makefile
@@ -119,6 +119,10 @@ COMMAND_ENABLE = yes # Commands for debug and configuration
NKRO_ENABLE = yes # USB Nkey Rollover
+# keymap section
+EXTRALDFLAGS = -Wl,-Tld_keymap_avr5.x
+OPT_DEFS += -DKEYMAP_SECTION
+
# Search Path
VPATH += $(TARGET_DIR)
VPATH += $(TOP_DIR)
@@ -128,4 +132,5 @@ include $(TOP_DIR)/common.mk
include $(TOP_DIR)/rules.mk
debug-on: EXTRAFLAGS += -DDEBUG
+#debug-on: EXTRAFLAGS += -DDEBUG -DDEBUG_ACTION
debug-on: all
diff --git a/keyboard/hhkb/keymap.c b/keyboard/hhkb/keymap.c
index faa62dd7e1..5c3bc9de6f 100644
--- a/keyboard/hhkb/keymap.c
+++ b/keyboard/hhkb/keymap.c
@@ -48,8 +48,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
{ KC_##K70, KC_##K71, KC_##K72, KC_##K73, KC_##K74, KC_##K75, KC_##K76, KC_NO } \
}
-
-static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+#ifdef KEYMAP_SECTION
+const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] __attribute__ ((section (".keymap.keymaps"))) = {
+#else
+static const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
+#endif
/* Layer 0: Default Layer
* ,-----------------------------------------------------------.
* |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =| \| `|
@@ -186,7 +189,11 @@ enum macro_id {
/*
* Fn action definition
*/
-static const uint16_t PROGMEM fn_actions[] = {
+#ifdef KEYMAP_SECTION
+const uint16_t fn_actions[] __attribute__ ((section (".keymap.fn_actions"))) = {
+#else
+static const uint16_t fn_actions[] PROGMEM = {
+#endif
[0] = ACTION_DEFAULT_LAYER_SET(0), // Default layer(not used)
[1] = ACTION_LAYER_TAP_TOGGLE(1), // HHKB layer(toggle with 5 taps)
[2] = ACTION_LAYER_TAP_KEY(2, KC_SLASH), // Cursor layer with Slash*
@@ -310,10 +317,6 @@ uint8_t keymap_key_to_keycode(uint8_t layer, key_t key)
action_t keymap_fn_to_action(uint8_t keycode)
{
action_t action;
- if (FN_INDEX(keycode) < sizeof(fn_actions) / sizeof(fn_actions[0])) {
- action.code = pgm_read_word(&fn_actions[FN_INDEX(keycode)]);
- } else {
- action.code = ACTION_NO;
- }
+ action.code = pgm_read_word(&fn_actions[FN_INDEX(keycode)]);
return action;
}
diff --git a/keyboard/hhkb/ld_keymap_avr5.x b/keyboard/hhkb/ld_keymap_avr5.x
new file mode 100644
index 0000000000..c09693e514
--- /dev/null
+++ b/keyboard/hhkb/ld_keymap_avr5.x
@@ -0,0 +1,268 @@
+/*
+ * linker script for configurable keymap
+ *
+ * This adds keymap section which places keymap at fixed address and
+ * is based on binutils-avr ldscripts(/usr/lib/ldscripts/avr5.x).
+ */
+OUTPUT_FORMAT("elf32-avr","elf32-avr","elf32-avr")
+OUTPUT_ARCH(avr:5)
+MEMORY
+{
+ /* With keymap section
+ *
+ * Flash Map of ATMega32U4(32KB)
+ * +------------+ 0x0000
+ * | .vectors |
+ * | .progmem |
+ * | .init0-9 | > text region
+ * | .text |
+ * | .fini9-0 |
+ * | |
+ * |------------| _etext
+ * | .data |
+ * | .bss | > data region
+ * | .noinit |
+ * | |
+ * |------------| 0x6800
+ * | .keymap | > keymap region(2KB)
+ * |------------| 0x7000
+ * | bootloader | 4KB
+ * +------------+ 0x7FFF
+ */
+ text (rx) : ORIGIN = 0, LENGTH = 128K
+ keymap (rw!x) : ORIGIN = 0x6800, LENGTH = 2K
+ data (rw!x) : ORIGIN = 0x800060, LENGTH = 0xffa0
+ eeprom (rw!x) : ORIGIN = 0x810000, LENGTH = 64K
+ fuse (rw!x) : ORIGIN = 0x820000, LENGTH = 1K
+ lock (rw!x) : ORIGIN = 0x830000, LENGTH = 1K
+ signature (rw!x) : ORIGIN = 0x840000, LENGTH = 1K
+}
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .gnu.version : { *(.gnu.version) }
+ .gnu.version_d : { *(.gnu.version_d) }
+ .gnu.version_r : { *(.gnu.version_r) }
+ .rel.init : { *(.rel.init) }
+ .rela.init : { *(.rela.init) }
+ .rel.text :
+ {
+ *(.rel.text)
+ *(.rel.text.*)
+ *(.rel.gnu.linkonce.t*)
+ }
+ .rela.text :
+ {
+ *(.rela.text)
+ *(.rela.text.*)
+ *(.rela.gnu.linkonce.t*)
+ }
+ .rel.fini : { *(.rel.fini) }
+ .rela.fini : { *(.rela.fini) }
+ .rel.rodata :
+ {
+ *(.rel.rodata)
+ *(.rel.rodata.*)
+ *(.rel.gnu.linkonce.r*)
+ }
+ .rela.rodata :
+ {
+ *(.rela.rodata)
+ *(.rela.rodata.*)
+ *(.rela.gnu.linkonce.r*)
+ }
+ .rel.data :
+ {
+ *(.rel.data)
+ *(.rel.data.*)
+ *(.rel.gnu.linkonce.d*)
+ }
+ .rela.data :
+ {
+ *(.rela.data)
+ *(.rela.data.*)
+ *(.rela.gnu.linkonce.d*)
+ }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ /* Internal text space or external memory. */
+ .text :
+ {
+ *(.vectors)
+ KEEP(*(.vectors))
+ /* For data that needs to reside in the lower 64k of progmem. */
+ *(.progmem.gcc*)
+ *(.progmem*)
+ . = ALIGN(2);
+ __trampolines_start = . ;
+ /* The jump trampolines for the 16-bit limited relocs will reside here. */
+ *(.trampolines)
+ *(.trampolines*)
+ __trampolines_end = . ;
+ /* For future tablejump instruction arrays for 3 byte pc devices.
+ We don't relax jump/call instructions within these sections. */
+ *(.jumptables)
+ *(.jumptables*)
+ /* For code that needs to reside in the lower 128k progmem. */
+ *(.lowtext)
+ *(.lowtext*)
+ __ctors_start = . ;
+ *(.ctors)
+ __ctors_end = . ;
+ __dtors_start = . ;
+ *(.dtors)
+ __dtors_end = . ;
+ KEEP(SORT(*)(.ctors))
+ KEEP(SORT(*)(.dtors))
+ /* From this point on, we don't bother about wether the insns are
+ below or above the 16 bits boundary. */
+ *(.init0) /* Start here after reset. */
+ KEEP (*(.init0))
+ *(.init1)
+ KEEP (*(.init1))
+ *(.init2) /* Clear __zero_reg__, set up stack pointer. */
+ KEEP (*(.init2))
+ *(.init3)
+ KEEP (*(.init3))
+ *(.init4) /* Initialize data and BSS. */
+ KEEP (*(.init4))
+ *(.init5)
+ KEEP (*(.init5))
+ *(.init6) /* C++ constructors. */
+ KEEP (*(.init6))
+ *(.init7)
+ KEEP (*(.init7))
+ *(.init8)
+ KEEP (*(.init8))
+ *(.init9) /* Call main(). */
+ KEEP (*(.init9))
+ *(.text)
+ . = ALIGN(2);
+ *(.text.*)
+ . = ALIGN(2);
+ *(.fini9) /* _exit() starts here. */
+ KEEP (*(.fini9))
+ *(.fini8)
+ KEEP (*(.fini8))
+ *(.fini7)
+ KEEP (*(.fini7))
+ *(.fini6) /* C++ destructors. */
+ KEEP (*(.fini6))
+ *(.fini5)
+ KEEP (*(.fini5))
+ *(.fini4)
+ KEEP (*(.fini4))
+ *(.fini3)
+ KEEP (*(.fini3))
+ *(.fini2)
+ KEEP (*(.fini2))
+ *(.fini1)
+ KEEP (*(.fini1))
+ *(.fini0) /* Infinite loop after program termination. */
+ KEEP (*(.fini0))
+ _etext = . ;
+ } > text
+ .data : AT (ADDR (.text) + SIZEOF (.text))
+ {
+ PROVIDE (__data_start = .) ;
+ *(.data)
+ *(.data*)
+ *(.rodata) /* We need to include .rodata here if gcc is used */
+ *(.rodata*) /* with -fdata-sections. */
+ *(.gnu.linkonce.d*)
+ . = ALIGN(2);
+ _edata = . ;
+ PROVIDE (__data_end = .) ;
+ } > data
+ .bss : AT (ADDR (.bss))
+ {
+ PROVIDE (__bss_start = .) ;
+ *(.bss)
+ *(.bss*)
+ *(COMMON)
+ PROVIDE (__bss_end = .) ;
+ } > data
+ __data_load_start = LOADADDR(.data);
+ __data_load_end = __data_load_start + SIZEOF(.data);
+ /* Global data not cleared after reset. */
+ .noinit :
+ {
+ PROVIDE (__noinit_start = .) ;
+ *(.noinit*)
+ PROVIDE (__noinit_end = .) ;
+ _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 :
+ {
+ *(.eeprom*)
+ __eeprom_end = . ;
+ } > eeprom
+ .fuse :
+ {
+ KEEP(*(.fuse))
+ KEEP(*(.lfuse))
+ KEEP(*(.hfuse))
+ KEEP(*(.efuse))
+ } > fuse
+ .lock :
+ {
+ KEEP(*(.lock*))
+ } > lock
+ .signature :
+ {
+ KEEP(*(.signature*))
+ } > signature
+ /* Stabs debugging sections. */
+ .stab 0 : { *(.stab) }
+ .stabstr 0 : { *(.stabstr) }
+ .stab.excl 0 : { *(.stab.excl) }
+ .stab.exclstr 0 : { *(.stab.exclstr) }
+ .stab.index 0 : { *(.stab.index) }
+ .stab.indexstr 0 : { *(.stab.indexstr) }
+ .comment 0 : { *(.comment) }
+ /* DWARF debug sections.
+ Symbols in the DWARF debugging sections are relative to the beginning
+ of the section so we begin them at 0. */
+ /* DWARF 1 */
+ .debug 0 : { *(.debug) }
+ .line 0 : { *(.line) }
+ /* GNU DWARF 1 extensions */
+ .debug_srcinfo 0 : { *(.debug_srcinfo) }
+ .debug_sfnames 0 : { *(.debug_sfnames) }
+ /* DWARF 1.1 and DWARF 2 */
+ .debug_aranges 0 : { *(.debug_aranges) }
+ .debug_pubnames 0 : { *(.debug_pubnames) }
+ /* DWARF 2 */
+ .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) }
+ .debug_abbrev 0 : { *(.debug_abbrev) }
+ .debug_line 0 : { *(.debug_line) }
+ .debug_frame 0 : { *(.debug_frame) }
+ .debug_str 0 : { *(.debug_str) }
+ .debug_loc 0 : { *(.debug_loc) }
+ .debug_macinfo 0 : { *(.debug_macinfo) }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 02:40:29 +0000