android_kernel_xiaomi_sm8350/arch/m68knommu/kernel/vmlinux.lds.S
Greg Ungerer 694d855fbc [PATCH] m68knommu: fix ram length of m5208evb board
Adjust length of M5208EVB ram define.  It should size up to 32MB after
adding in the dBUG reserved 128k.

Problem pointed out be Milton Miller <miltonm@bga.com>.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-01-10 09:31:27 -08:00

375 lines
7.9 KiB
ArmAsm

/*
* vmlinux.lds.S -- master linker script for m68knommu arch
*
* (C) Copyright 2002-2004, 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.
*/
#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 TEXT ram
#define DATA ram
#define INIT ram
#define BSS ram
#endif
#if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
#define TEXT rom
#define DATA ram
#define INIT ram
#define BSS ram
#endif
#ifndef DATA_ADDR
#define DATA_ADDR
#endif
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
}
jiffies = jiffies_64 + 4;
SECTIONS {
#ifdef ROMVEC_START
. = ROMVEC_START ;
.romvec : {
__rom_start = . ;
_romvec = .;
*(.data.initvect)
} > romvec
#endif
.text : {
_stext = . ;
*(.text)
SCHED_TEXT
*(.text.lock)
. = ALIGN(16); /* Exception table */
__start___ex_table = .;
*(__ex_table)
__stop___ex_table = .;
*(.rodata) *(.rodata.*)
*(__vermagic) /* Kernel version magic */
*(.rodata1)
*(.rodata.str1.1)
/* Kernel symbol table: Normal symbols */
. = ALIGN(4);
__start___ksymtab = .;
*(__ksymtab)
__stop___ksymtab = .;
/* Kernel symbol table: GPL-only symbols */
__start___ksymtab_gpl = .;
*(__ksymtab_gpl)
__stop___ksymtab_gpl = .;
/* Kernel symbol table: Normal symbols */
__start___kcrctab = .;
*(__kcrctab)
__stop___kcrctab = .;
/* Kernel symbol table: GPL-only symbols */
__start___kcrctab_gpl = .;
*(__kcrctab_gpl)
__stop___kcrctab_gpl = .;
/* Kernel symbol table: strings */
*(__ksymtab_strings)
/* Built-in module parameters */
. = ALIGN(4) ;
__start___param = .;
*(__param)
__stop___param = .;
. = ALIGN(4) ;
_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 = . ;
*(.data)
. = ALIGN(8192) ;
*(.data.init_task)
_edata = . ;
} > DATA
.init : {
. = ALIGN(4096);
__init_begin = .;
_sinittext = .;
*(.init.text)
_einittext = .;
*(.init.data)
. = ALIGN(16);
__setup_start = .;
*(.init.setup)
__setup_end = .;
__initcall_start = .;
*(.initcall1.init)
*(.initcall2.init)
*(.initcall3.init)
*(.initcall4.init)
*(.initcall5.init)
*(.initcall6.init)
*(.initcall7.init)
__initcall_end = .;
__con_initcall_start = .;
*(.con_initcall.init)
__con_initcall_end = .;
__security_initcall_start = .;
*(.security_initcall.init)
__security_initcall_end = .;
. = ALIGN(4);
__initramfs_start = .;
*(.init.ramfs)
__initramfs_end = .;
. = ALIGN(4096);
__init_end = .;
} > INIT
/DISCARD/ : {
*(.exit.text)
*(.exit.data)
*(.exitcall.exit)
}
.bss : {
. = ALIGN(4);
_sbss = . ;
*(.bss)
*(COMMON)
. = ALIGN(4) ;
_ebss = . ;
} > BSS
#ifdef RAM_END
. = RAM_END ;
.eram : {
__ramend = . ;
_ramend = . ;
} > eram
#endif
}