diff options
Diffstat (limited to 'arch/m68knommu/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/m68knommu/kernel/vmlinux.lds.S | 225 |
1 files changed, 11 insertions, 214 deletions
diff --git a/arch/m68knommu/kernel/vmlinux.lds.S b/arch/m68knommu/kernel/vmlinux.lds.S index a331cc90797..ccd2ceb05cf 100644 --- a/arch/m68knommu/kernel/vmlinux.lds.S +++ b/arch/m68knommu/kernel/vmlinux.lds.S @@ -1,205 +1,29 @@ /* * vmlinux.lds.S -- master linker script for m68knommu arch * - * (C) Copyright 2002-2004, Greg Ungerer <gerg@snapgear.com> + * (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com> * - * 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. + * This linker script is equiped to build either ROM loaded or RAM + * run kernels. */ -#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 @@ -215,17 +39,10 @@ OUTPUT_ARCH(m68k) 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 } @@ -302,19 +119,6 @@ SECTIONS { _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 = . ; @@ -373,12 +177,5 @@ SECTIONS { _ebss = . ; } > BSS -#ifdef RAM_END - . = RAM_END ; - .eram : { - __ramend = . ; - _ramend = . ; - } > eram -#endif } |