/*
* vmlinux.lds.S -- master linker script for m68knommu arch
*
- * (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com>
+ * (C) Copyright 2002-2004, Greg Ungerer <gerg@snapgear.com>
*
- * This linker script is equiped to build either ROM loaded or RAM
- * run kernels.
+ * This ends up looking compilcated, because of the number of
+ * address variations for ram and rom/flash layouts. The real
+ * work of the linker script is all at the end, and reasonably
+ * strait forward.
*/
+#include <linux/config.h>
#include <asm-generic/vmlinux.lds.h>
+/*
+ * Original Palm pilot (same for Xcopilot).
+ * There is really only a rom target for this.
+ */
+#ifdef CONFIG_PILOT3
+#define ROMVEC_START 0x10c00000
+#define ROMVEC_LENGTH 0x10400
+#define ROM_START 0x10c10400
+#define ROM_LENGTH 0xfec00
+#define ROM_END 0x10d00000
+#define RAMVEC_START 0x00000000
+#define RAMVEC_LENGTH 0x400
+#define RAM_START 0x10000400
+#define RAM_LENGTH 0xffc00
+#define RAM_END 0x10100000
+#define _ramend _ram_end_notused
+#define DATA_ADDR RAM_START
+#endif
+
+/*
+ * Same setup on both the uCsimm and uCdimm.
+ */
+#if defined(CONFIG_UCSIMM) || defined(CONFIG_UCDIMM)
+#ifdef CONFIG_RAMKERNEL
+#define ROMVEC_START 0x10c10000
+#define ROMVEC_LENGTH 0x400
+#define ROM_START 0x10c10400
+#define ROM_LENGTH 0x1efc00
+#define ROM_END 0x10e00000
+#define RAMVEC_START 0x00000000
+#define RAMVEC_LENGTH 0x400
+#define RAM_START 0x00020400
+#define RAM_LENGTH 0x7dfc00
+#define RAM_END 0x00800000
+#endif
+#ifdef CONFIG_ROMKERNEL
+#define ROMVEC_START 0x10c10000
+#define ROMVEC_LENGTH 0x400
+#define ROM_START 0x10c10400
+#define ROM_LENGTH 0x1efc00
+#define ROM_END 0x10e00000
+#define RAMVEC_START 0x00000000
+#define RAMVEC_LENGTH 0x400
+#define RAM_START 0x00020000
+#define RAM_LENGTH 0x600000
+#define RAM_END 0x00800000
+#endif
+#ifdef CONFIG_HIMEMKERNEL
+#define ROMVEC_START 0x00600000
+#define ROMVEC_LENGTH 0x400
+#define ROM_START 0x00600400
+#define ROM_LENGTH 0x1efc00
+#define ROM_END 0x007f0000
+#define RAMVEC_START 0x00000000
+#define RAMVEC_LENGTH 0x400
+#define RAM_START 0x00020000
+#define RAM_LENGTH 0x5e0000
+#define RAM_END 0x00600000
+#endif
+#endif
+
+#ifdef CONFIG_DRAGEN2
+#define RAM_START 0x10000
+#define RAM_LENGTH 0x7f0000
+#endif
+
+#ifdef CONFIG_UCQUICC
+#define ROMVEC_START 0x00000000
+#define ROMVEC_LENGTH 0x404
+#define ROM_START 0x00000404
+#define ROM_LENGTH 0x1ff6fc
+#define ROM_END 0x00200000
+#define RAMVEC_START 0x00200000
+#define RAMVEC_LENGTH 0x404
+#define RAM_START 0x00200404
+#define RAM_LENGTH 0x1ff6fc
+#define RAM_END 0x00400000
+#endif
+
+/*
+ * The standard Arnewsh 5206 board only has 1MiB of ram. Not normally
+ * enough to be useful. Assume the user has fitted something larger,
+ * at least 4MiB in size. No point in not letting the kernel completely
+ * link, it will be obvious if it is too big when they go to load it.
+ */
+#if defined(CONFIG_ARN5206)
+#define RAM_START 0x10000
+#define RAM_LENGTH 0x3f0000
+#endif
+
+/*
+ * The Motorola 5206eLITE board only has 1MiB of static RAM.
+ */
+#if defined(CONFIG_ELITE)
+#define RAM_START 0x30020000
+#define RAM_LENGTH 0xe0000
+#endif
+
+/*
+ * All the Motorola eval boards have the same basic arrangement.
+ * The end of RAM will vary depending on how much ram is fitted,
+ * but this isn't important here, we assume at least 4MiB.
+ */
+#if defined(CONFIG_M5206eC3) || defined(CONFIG_M5249C3) || \
+ defined(CONFIG_M5272C3) || defined(CONFIG_M5307C3) || \
+ defined(CONFIG_ARN5307) || defined(CONFIG_M5407C3) || \
+ defined(CONFIG_M5271EVB) || defined(CONFIG_M5275EVB) || \
+ defined(CONFIG_M5235EVB)
+#define RAM_START 0x20000
+#define RAM_LENGTH 0x3e0000
+#endif
+
+/*
+ * The Freescale 5208EVB board has 32MB of RAM.
+ */
+#if defined(CONFIG_M5208EVB)
+#define RAM_START 0x40020000
+#define RAM_LENGTH 0x01fe0000
+#endif
+
+/*
+ * The senTec COBRA5272 board has nearly the same memory layout as
+ * the M5272C3. We assume 16MiB ram.
+ */
+#if defined(CONFIG_COBRA5272)
+#define RAM_START 0x20000
+#define RAM_LENGTH 0xfe0000
+#endif
+
+#if defined(CONFIG_M5282EVB)
+#define RAM_START 0x10000
+#define RAM_LENGTH 0x3f0000
+#endif
+
+/*
+ * The senTec COBRA5282 board has the same memory layout as the M5282EVB.
+ */
+#if defined(CONFIG_COBRA5282)
+#define RAM_START 0x10000
+#define RAM_LENGTH 0x3f0000
+#endif
+
+
+/*
+ * The EMAC SoM-5282EM module.
+ */
+#if defined(CONFIG_SOM5282EM)
+#define RAM_START 0x10000
+#define RAM_LENGTH 0xff0000
+#endif
+
+
+/*
+ * These flash boot boards use all of ram for operation. Again the
+ * actual memory size is not important here, assume at least 4MiB.
+ * They currently have no support for running in flash.
+ */
+#if defined(CONFIG_NETtel) || defined(CONFIG_eLIA) || \
+ defined(CONFIG_DISKtel) || defined(CONFIG_SECUREEDGEMP3) || \
+ defined(CONFIG_HW_FEITH)
+#define RAM_START 0x400
+#define RAM_LENGTH 0x3ffc00
+#endif
+
+/*
+ * Sneha Boards mimimun memory
+ * The end of RAM will vary depending on how much ram is fitted,
+ * but this isn't important here, we assume at least 4MiB.
+ */
+#if defined(CONFIG_CPU16B)
+#define RAM_START 0x20000
+#define RAM_LENGTH 0x3e0000
+#endif
+
+#if defined(CONFIG_MOD5272)
+#define RAM_START 0x02000000
+#define RAM_LENGTH 0x00800000
+#define RAMVEC_START 0x20000000
+#define RAMVEC_LENGTH 0x00000400
+#endif
+
#if defined(CONFIG_RAMKERNEL)
-#define RAM_START CONFIG_KERNELBASE
-#define RAM_LENGTH (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
#define TEXT ram
#define DATA ram
#define INIT ram
#define BSS ram
#endif
#if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
-#define RAM_START CONFIG_RAMBASE
-#define RAM_LENGTH CONFIG_RAMSIZE
-#define ROMVEC_START CONFIG_ROMVEC
-#define ROMVEC_LENGTH CONFIG_ROMVECSIZE
-#define ROM_START CONFIG_ROMSTART
-#define ROM_LENGTH CONFIG_ROMSIZE
#define TEXT rom
#define DATA ram
#define INIT ram
ENTRY(_start)
MEMORY {
+#ifdef RAMVEC_START
+ ramvec : ORIGIN = RAMVEC_START, LENGTH = RAMVEC_LENGTH
+#endif
ram : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
+#ifdef RAM_END
+ eram : ORIGIN = RAM_END, LENGTH = 0
+#endif
#ifdef ROM_START
romvec : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
rom : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
+ erom : ORIGIN = ROM_END, LENGTH = 0
#endif
}
*(__ksymtab_gpl)
__stop___ksymtab_gpl = .;
- /* Kernel symbol table: GPL-future symbols */
- __start___ksymtab_gpl_future = .;
- *(__ksymtab_gpl_future)
- __stop___ksymtab_gpl_future = .;
-
/* Kernel symbol table: Normal symbols */
__start___kcrctab = .;
*(__kcrctab)
*(__kcrctab_gpl)
__stop___kcrctab_gpl = .;
- /* Kernel symbol table: GPL-future symbols */
- __start___kcrctab_gpl_future = .;
- *(__kcrctab_gpl_future)
- __stop___kcrctab_gpl_future = .;
-
/* Kernel symbol table: strings */
*(__ksymtab_strings)
_etext = . ;
} > TEXT
+#ifdef ROM_END
+ . = ROM_END ;
+ .erom : {
+ __rom_end = . ;
+ } > erom
+#endif
+#ifdef RAMVEC_START
+ . = RAMVEC_START ;
+ .ramvec : {
+ __ramvec = .;
+ } > ramvec
+#endif
+
.data DATA_ADDR : {
. = ALIGN(4);
_sdata = . ;
_ebss = . ;
} > BSS
+#ifdef RAM_END
+ . = RAM_END ;
+ .eram : {
+ __ramend = . ;
+ _ramend = . ;
+ } > eram
+#endif
}
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