core: Add ldscript for AT90USB to support unimap

diff --git a/tmk_core/common.mk b/tmk_core/common.mk
index 090bbe6e373ffac5193b1b575b7c0488304acdb2..9c3425b41bbb0e445124c88759128b797b778731 100644 (file)
--- a/tmk_core/common.mk
+++ b/tmk_core/common.mk
@@ -101,6 +101,8 @@ ifeq (yes,$(strip $(KEYMAP_SECTION_ENABLE)))
        EXTRALDFLAGS = -Wl,-L$(TMK_DIR),-Tldscript_keymap_avr35.x
     else ifeq ($(strip $(MCU)),atmega32u4)
        EXTRALDFLAGS = -Wl,-L$(TMK_DIR),-Tldscript_keymap_avr5.x
+    else ifeq ($(strip $(MCU)),at90usb1286)
+       EXTRALDFLAGS = -Wl,-L$(TMK_DIR),-Tldscript_keymap_avr51.x
     else
        EXTRALDFLAGS = $(error no ldscript for keymap section)
     endif

diff --git a/tmk_core/ldscript_keymap_avr51.x b/tmk_core/ldscript_keymap_avr51.x
new file mode 100644 (file)
index 0000000..864a4de
--- /dev/null
+++ b/tmk_core/ldscript_keymap_avr51.x
@@ -0,0 +1,263 @@
+/* Default linker script, for normal executables */
+/* Copyright (C) 2014-2015 Free Software Foundation, Inc.
+   Copying and distribution of this script, with or without modification,
+   are permitted in any medium without royalty provided the copyright
+   notice and this notice are preserved.  */
+OUTPUT_FORMAT("elf32-avr","elf32-avr","elf32-avr")
+OUTPUT_ARCH(avr:51)
+__TEXT_REGION_LENGTH__ = DEFINED(__TEXT_REGION_LENGTH__) ? __TEXT_REGION_LENGTH__ : 128K;
+__DATA_REGION_LENGTH__ = DEFINED(__DATA_REGION_LENGTH__) ? __DATA_REGION_LENGTH__ : 0xff00;
+__EEPROM_REGION_LENGTH__ = DEFINED(__EEPROM_REGION_LENGTH__) ? __EEPROM_REGION_LENGTH__ : 64K;
+__FUSE_REGION_LENGTH__ = DEFINED(__FUSE_REGION_LENGTH__) ? __FUSE_REGION_LENGTH__ : 1K;
+__LOCK_REGION_LENGTH__ = DEFINED(__LOCK_REGION_LENGTH__) ? __LOCK_REGION_LENGTH__ : 1K;
+__SIGNATURE_REGION_LENGTH__ = DEFINED(__SIGNATURE_REGION_LENGTH__) ? __SIGNATURE_REGION_LENGTH__ : 1K;
+__USER_SIGNATURE_REGION_LENGTH__ = DEFINED(__USER_SIGNATURE_REGION_LENGTH__) ? __USER_SIGNATURE_REGION_LENGTH__ : 1K;
+MEMORY
+{
+  text   (rx)   : ORIGIN = 0, LENGTH = __TEXT_REGION_LENGTH__
+  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__
+  lock      (rw!x) : ORIGIN = 0x830000, LENGTH = __LOCK_REGION_LENGTH__
+  signature (rw!x) : ORIGIN = 0x840000, LENGTH = __SIGNATURE_REGION_LENGTH__
+  user_signatures (rw!x) : ORIGIN = 0x850000, LENGTH = __USER_SIGNATURE_REGION_LENGTH__
+}
+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*)
+    /* PR 13812: Placing the trampolines here gives a better chance
+       that they will be in range of the code that uses them.  */
+    . = ALIGN(2);
+     __trampolines_start = . ;
+    /* The jump trampolines for the 16-bit limited relocs will reside here.  */
+    *(.trampolines)
+     *(.trampolines*)
+     __trampolines_end = . ;
+    /* avr-libc expects these data to reside in lower 64K. */
+     *libprintf_flt.a:*(.progmem.data)
+     *libc.a:*(.progmem.data)
+     *(.progmem*)
+    . = ALIGN(2);
+    /* 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          :
+  {
+     PROVIDE (__data_start = .) ;
+    *(.data)
+     *(.data*)
+    *(.gnu.linkonce.d*)
+    *(.rodata)  /* We need to include .rodata here if gcc is used */
+     *(.rodata*) /* with -fdata-sections.  */
+    *(.gnu.linkonce.r*)
+    . = ALIGN(2);
+     _edata = . ;
+     PROVIDE (__data_end = .) ;
+  }  > data AT> text
+  .bss  ADDR(.data) + SIZEOF (.data)   : 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  ADDR(.bss) + SIZEOF (.bss)  :  AT (ADDR (.noinit))
+  {
+     PROVIDE (__noinit_start = .) ;
+    *(.noinit*)
+     PROVIDE (__noinit_end = .) ;
+     _end = . ;
+     PROVIDE (__heap_start = .) ;
+  }  > data
+  .eeprom  :
+  {
+    /* See .data above...  */
+    KEEP(*(.eeprom*))
+     __eeprom_end = . ;
+  }  > eeprom
+  .fuse  :
+  {
+    KEEP(*(.fuse))
+    KEEP(*(.lfuse))
+    KEEP(*(.hfuse))
+    KEEP(*(.efuse))
+  }  > fuse
+  .lock  :
+  {
+    KEEP(*(.lock*))
+  }  > lock
+  .signature  :
+  {
+    KEEP(*(.signature*))
+  }  > signature
+  .user_signatures  :
+  {
+    KEEP(*(.user_signatures*))
+  }  > user_signatures
+  /* 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) }
+  .note.gnu.build-id : { *(.note.gnu.build-id) }
+  /* 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_line.* .debug_line_end ) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+  /* DWARF 3 */
+  .debug_pubtypes 0 : { *(.debug_pubtypes) }
+  .debug_ranges   0 : { *(.debug_ranges) }
+  /* DWARF Extension.  */
+  .debug_macro    0 : { *(.debug_macro) }
+}