diff options
-rw-r--r-- | c/src/lib/libbsp/m68k/gen68360/startup/linkcmds | 263 | ||||
-rw-r--r-- | c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.bootp | 273 | ||||
-rw-r--r-- | c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.prom | 27 |
3 files changed, 272 insertions, 291 deletions
diff --git a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds index 1e3b09510d..61f3b8ca63 100644 --- a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds +++ b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds @@ -1,131 +1,132 @@ -/*
- * This file contains GNU linker directives for a generic MC68360 board.
- * Variations in memory size and allocation can be made by
- * overriding some values with linker command-line arguments.
- *
- * Saskatchewan Accelerator Laboratory
- * University of Saskatchewan
- * Saskatoon, Saskatchewan, CANADA
- * eric@skatter.usask.ca
- *
- * $Id$
- */
-
-/*
- * Declare some sizes.
- * XXX: The assignment of ". += XyzSize;" fails in older gld's if the
- * number used there is not constant. If this happens to you, edit
- * the lines marked XXX below to use a constant value.
- */
-RamSize = DEFINED(RamSize) ? RamSize : 4M;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000;
-StackSize = DEFINED(StackSize) ? StackSize : 0x1000;
-
-/*
- * Declare on-board memory.
- * It would be nice if the ram length could be given as
- * LENGTH=RamSize, but gld doesn't allow non-constant
- * values in the LENGTH expression.
- */
-MEMORY {
- ram : ORIGIN = 0x00000000, LENGTH = 64M
- rom : ORIGIN = 0x0F000000, LENGTH = 1M
- dpram : ORIGIN = 0x0E000000, LENGTH = 8k
-}
-
-/*
- * Declare low-order three octets of Ethernet address.
- */
-ETHERNET_ADDRESS = DEFINED(ETHERNET_ADDRESS) ? ETHERNET_ADDRESS : 0xDEAD12;
-
-/*
- * Load objects
- */
-SECTIONS {
- /*
- * Hardware variations
- */
- _RamSize = RamSize;
- __RamSize = RamSize;
-
- /*
- * Boot PROM
- */
- rom : {
- _RomBase = .;
- __RomBase = .;
- } >rom
-
- /*
- * Dynamic RAM
- */
- ram : {
- _RamBase = .;
- __RamBase = .;
- } >ram
-
- /*
- * Text, data and bss segments
- */
- .text : {
- CREATE_OBJECT_SYMBOLS
- *(.text)
- . = ALIGN (16);
- etext = .;
- _etext = .;
-
- /*
- * C++ constructors
- */
- __CTOR_LIST__ = .;
- LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
- *(.ctors)
- LONG(0)
- __CTOR_END__ = .;
- __DTOR_LIST__ = .;
- LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
- *(.dtors)
- LONG(0)
- __DTOR_END__ = .;
- } >ram
- .data : {
- copy_start = .;
- *(.data)
- . = ALIGN (16);
- _edata = .;
- copy_end = .;
- } >ram
- .bss : {
- M68Kvec = .;
- _M68Kvec = .;
- . += (256 * 4);
- clear_start = .;
- *(.bss)
- *(COMMON)
- . = ALIGN (16);
- _end = .;
-
- _HeapStart = .;
- __HeapStart = .;
- . += HeapSize; /* XXX -- Old gld can't handle this */
- . += StackSize; /* XXX -- Old gld can't handle this */
- /* . += 0x10000; */ /* HeapSize for old gld */
- /* . += 0x1000; */ /* StackSize for old gld */
- . = ALIGN (16);
- stack_init = .;
- clear_end = .;
-
- _WorkspaceBase = .;
- __WorkspaceBase = .;
- } >ram
-
- /*
- * On-chip memory/peripherals
- */
- dpram : {
- m360 = .;
- _m360 = .;
- . += (8 * 1024);
-
- } >dpram
-}
+/* + * This file contains GNU linker directives for a generic MC68360 board. + * Variations in memory size and allocation can be made by + * overriding some values with linker command-line arguments. + * + * Saskatchewan Accelerator Laboratory + * University of Saskatchewan + * Saskatoon, Saskatchewan, CANADA + * eric@skatter.usask.ca + * + * $Id$ + */ + +/* + * Declare some sizes. + * XXX: The assignment of ". += XyzSize;" fails in older gld's if the + * number used there is not constant. If this happens to you, edit + * the lines marked XXX below to use a constant value. + */ +RamSize = DEFINED(RamSize) ? RamSize : 4M; +HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000; +StackSize = DEFINED(StackSize) ? StackSize : 0x1000; + +/* + * Declare on-board memory. + * It would be nice if the ram length could be given as + * LENGTH=RamSize, but gld doesn't allow non-constant + * values in the LENGTH expression. + */ +MEMORY { + ram : ORIGIN = 0x00000000, LENGTH = 64M + rom : ORIGIN = 0x0F000000, LENGTH = 1M + dpram : ORIGIN = 0x0E000000, LENGTH = 8k +} + +/* + * Declare low-order three octets of Ethernet address. + */ +ETHERNET_ADDRESS = DEFINED(ETHERNET_ADDRESS) ? ETHERNET_ADDRESS : 0xDEAD12; + +/* + * Load objects + */ +SECTIONS { + /* + * Hardware variations + */ + _RamSize = RamSize; + __RamSize = RamSize; + + /* + * Boot PROM + */ + rom : { + _RomBase = .; + __RomBase = .; + } >rom + + /* + * Dynamic RAM + */ + ram : { + _RamBase = .; + __RamBase = .; + } >ram + + /* + * Text, data and bss segments + */ + .text : { + CREATE_OBJECT_SYMBOLS + *(.text) + . = ALIGN (16); + + /* + * C++ constructors + */ + __CTOR_LIST__ = .; + LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) + *(.ctors) + LONG(0) + __CTOR_END__ = .; + __DTOR_LIST__ = .; + LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) + *(.dtors) + LONG(0) + __DTOR_END__ = .; + + etext = .; + _etext = .; + } >ram + .data : { + copy_start = .; + *(.data) + . = ALIGN (16); + _edata = .; + copy_end = .; + } >ram + .bss : { + M68Kvec = .; + _M68Kvec = .; + . += (256 * 4); + clear_start = .; + *(.bss) + *(COMMON) + . = ALIGN (16); + _end = .; + + _HeapStart = .; + __HeapStart = .; + . += HeapSize; /* XXX -- Old gld can't handle this */ + . += StackSize; /* XXX -- Old gld can't handle this */ + /* . += 0x10000; */ /* HeapSize for old gld */ + /* . += 0x1000; */ /* StackSize for old gld */ + . = ALIGN (16); + stack_init = .; + clear_end = .; + + _WorkspaceBase = .; + __WorkspaceBase = .; + } >ram + + /* + * On-chip memory/peripherals + */ + dpram : { + m360 = .; + _m360 = .; + . += (8 * 1024); + + } >dpram +} diff --git a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.bootp b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.bootp index 41bff4ff8e..a8e727a0dc 100644 --- a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.bootp +++ b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.bootp @@ -1,136 +1,137 @@ -/*
- * This file contains GNU linker directives for a generic MC68360 board.
- * Variations in hardware type and dynamic memory size can be made
- * by overriding some values with linker command-line arguments.
- *
- * These linker directives are for producing a PROM version.
- * The data segment is placed at the end of the text segment in the PROM.
- * The start-up code takes care of copying this region to RAM.
- *
- * Saskatchewan Accelerator Laboratory
- * University of Saskatchewan
- * Saskatoon, Saskatchewan, CANADA
- * eric@skatter.usask.ca
- *
- * $Id$
- */
-
-/*
- * Declare some sizes.
- * XXX: The assignment of ". += XyzSize;" fails in older gld's if the
- * number used there is not constant. If this happens to you, edit
- * the lines marked XXX below to use a constant value.
- */
-RamSize = DEFINED(RamSize) ? RamSize : 4M;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000;
-StackSize = DEFINED(StackSize) ? StackSize : 0x1000;
-
-/*
- * Declare on-board memory.
- * It would be nice if the ram length could be given as
- * LENGTH=RamSize, but gld doesn't allow non-constant
- * values in the LENGTH expression.
- */
-MEMORY {
- ram : ORIGIN = 0x00000000, LENGTH = 64M
- myram : ORIGIN = 4M-512k, LENGTH = 512k
- rom : ORIGIN = 0x0F000000, LENGTH = 1M
- dpram : ORIGIN = 0x0E000000, LENGTH = 8k
-}
-
-/*
- * Declare low-order three octets of Ethernet address.
- */
-ETHERNET_ADDRESS = DEFINED(ETHERNET_ADDRESS) ? ETHERNET_ADDRESS : 0xDEAD12;
-
-/*
- * Load objects
- */
-SECTIONS {
- /*
- * Hardware variations
- */
- _RamSize = RamSize;
- __RamSize = RamSize;
-
- /*
- * Boot PROM
- */
- rom : {
- _RomBase = .;
- __RomBase = .;
- } >rom
-
- /*
- * Dynamic RAM
- */
- ram : {
- _RamBase = .;
- __RamBase = .;
- } >ram
-
- /*
- * Text, data and bss segments
- */
- .text : AT (0x00000000) {
- CREATE_OBJECT_SYMBOLS
- *(.text)
- . = ALIGN (16);
- etext = .;
- _etext = .;
-
- /*
- * C++ constructors
- */
- __CTOR_LIST__ = .;
- LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
- *(.ctors)
- LONG(0)
- __CTOR_END__ = .;
- __DTOR_LIST__ = .;
- LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
- *(.dtors)
- LONG(0)
- __DTOR_END__ = .;
- } >rom
- .data : AT(SIZEOF(.text)) {
- copy_start = .;
- *(.data)
- . = ALIGN (16);
- _edata = .;
- copy_end = .;
- } >myram
- .bss : {
- M68Kvec = .;
- _M68Kvec = .;
- . += (256 * 4);
- clear_start = .;
- *(.bss)
- *(COMMON)
- . = ALIGN (16);
- _end = .;
-
- _HeapStart = .;
- __HeapStart = .;
- . += HeapSize; /* XXX -- Old gld can't handle this */
- . += StackSize; /* XXX -- Old gld can't handle this */
- /* . += 0x10000; */ /* HeapSize for old gld */
- /* . += 0x1000; */ /* StackSize for old gld */
- . = ALIGN (16);
- stack_init = .;
- clear_end = .;
-
- _WorkspaceBase = .;
- __WorkspaceBase = .;
- } >myram
-
- /*
- * On-chip memory/peripherals
- */
- dpram : {
- m360 = .;
- _m360 = .;
- . += (8 * 1024);
-
- } >dpram
-}
+/* + * This file contains GNU linker directives for a generic MC68360 board. + * Variations in hardware type and dynamic memory size can be made + * by overriding some values with linker command-line arguments. + * + * These linker directives are for producing a PROM version. + * The data segment is placed at the end of the text segment in the PROM. + * The start-up code takes care of copying this region to RAM. + * + * Saskatchewan Accelerator Laboratory + * University of Saskatchewan + * Saskatoon, Saskatchewan, CANADA + * eric@skatter.usask.ca + * + * $Id$ + */ + +/* + * Declare some sizes. + * XXX: The assignment of ". += XyzSize;" fails in older gld's if the + * number used there is not constant. If this happens to you, edit + * the lines marked XXX below to use a constant value. + */ +RamSize = DEFINED(RamSize) ? RamSize : 4M; +HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000; +StackSize = DEFINED(StackSize) ? StackSize : 0x1000; + +/* + * Declare on-board memory. + * It would be nice if the ram length could be given as + * LENGTH=RamSize, but gld doesn't allow non-constant + * values in the LENGTH expression. + */ +MEMORY { + ram : ORIGIN = 0x00000000, LENGTH = 64M + myram : ORIGIN = 4M-512k, LENGTH = 512k + rom : ORIGIN = 0x0F000000, LENGTH = 1M + dpram : ORIGIN = 0x0E000000, LENGTH = 8k +} + +/* + * Declare low-order three octets of Ethernet address. + */ +ETHERNET_ADDRESS = DEFINED(ETHERNET_ADDRESS) ? ETHERNET_ADDRESS : 0xDEAD12; + +/* + * Load objects + */ +SECTIONS { + /* + * Hardware variations + */ + _RamSize = RamSize; + __RamSize = RamSize; + + /* + * Boot PROM + */ + rom : { + _RomBase = .; + __RomBase = .; + } >rom + + /* + * Dynamic RAM + */ + ram : { + _RamBase = .; + __RamBase = .; + } >ram + + /* + * Text, data and bss segments + */ + .text : AT (0x00000000) { + CREATE_OBJECT_SYMBOLS + *(.text) + . = ALIGN (16); + + /* + * C++ constructors + */ + __CTOR_LIST__ = .; + LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) + *(.ctors) + LONG(0) + __CTOR_END__ = .; + __DTOR_LIST__ = .; + LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) + *(.dtors) + LONG(0) + __DTOR_END__ = .; + + etext = .; + _etext = .; + } >rom + .data : AT(SIZEOF(.text)) { + copy_start = .; + *(.data) + . = ALIGN (16); + _edata = .; + copy_end = .; + } >myram + .bss : { + M68Kvec = .; + _M68Kvec = .; + . += (256 * 4); + clear_start = .; + *(.bss) + *(COMMON) + . = ALIGN (16); + _end = .; + + _HeapStart = .; + __HeapStart = .; + . += HeapSize; /* XXX -- Old gld can't handle this */ + . += StackSize; /* XXX -- Old gld can't handle this */ + /* . += 0x10000; */ /* HeapSize for old gld */ + /* . += 0x1000; */ /* StackSize for old gld */ + . = ALIGN (16); + stack_init = .; + clear_end = .; + + _WorkspaceBase = .; + __WorkspaceBase = .; + } >myram + + /* + * On-chip memory/peripherals + */ + dpram : { + m360 = .; + _m360 = .; + . += (8 * 1024); + + } >dpram +} diff --git a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.prom b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.prom index 1d5db6006b..b01a99cd0a 100644 --- a/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.prom +++ b/c/src/lib/libbsp/m68k/gen68360/startup/linkcmds.prom @@ -33,13 +33,6 @@ HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000; StackSize = DEFINED(StackSize) ? StackSize : 0x1000; /* - * Declare hardware type - */ -MC68360HardwareTypeMotorolaGeneric = 0; -MC68360HardwareTypeAtlasHSB = 1; -MC68360HardwareType = DEFINED(MC68360HardwareType) ? MC68360HardwareType : 0; - -/* * Declare on-board memory. * It would be nice if the ram length could be given as * LENGTH=RamSize, but gld doesn't allow non-constant @@ -57,15 +50,6 @@ MEMORY { ETHERNET_ADDRESS = DEFINED(ETHERNET_ADDRESS) ? ETHERNET_ADDRESS : 0xDEAD12; /* - * Declare hardware type. - * Acceptable values are: - * 0 - Generic system as described in the MC68360 User's Manual - * (MC68360UM/AD Rev. 1). - * 1 - ATLAS Computer Equipment Incorporated ACE360/HSB. - */ -MC68360HardwareType = DEFINED(MC68360HardwareType) ? MC68360HardwareType : 0; - -/* * Load objects */ SECTIONS { @@ -74,12 +58,6 @@ SECTIONS { */ _RamSize = RamSize; __RamSize = RamSize; - _MC68360HardwareType = MC68360HardwareType; - __MC68360HardwareType = MC68360HardwareType; - _MC68360HardwareTypeMotorolaGeneric = MC68360HardwareTypeMotorolaGeneric; - __MC68360HardwareTypeMotorolaGeneric = MC68360HardwareTypeMotorolaGeneric; - _MC68360HardwareTypeAtlasHSB = MC68360HardwareTypeAtlasHSB; - __MC68360HardwareTypeAtlasHSB = MC68360HardwareTypeAtlasHSB; /* * Boot PROM @@ -104,8 +82,6 @@ SECTIONS { CREATE_OBJECT_SYMBOLS *(.text) . = ALIGN (16); - etext = .; - _etext = .; /* * C++ constructors @@ -120,6 +96,9 @@ SECTIONS { *(.dtors) LONG(0) __DTOR_END__ = .; + + etext = .; + _etext = .; } >rom .data : { copy_start = .; |