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rearranged linker script to relocate BaS code to target RAM address

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This commit is contained in:
Markus Fröschle
2012-10-18 11:42:16 +00:00
parent 967e705d02
commit cdd7a0c623
1 changed files with 19 additions and 13 deletions
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28
BaS_GNU/flash.lk
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@@ -1,6 +1,6 @@
ENTRY(_startup);
MEMORY {
code (RX) : ORIGIN = 0xE0000000, LENGTH = 0x00200000
flash (RX) : ORIGIN = 0xE0000000, LENGTH = 0xFFFFFFFF
ram (WX) : ORIGIN = 0x1FE00000, LENGTH = 0x00100000 /* target to copy BaS to */
}
SECTIONS {
@@ -33,8 +33,9 @@ SECTIONS {
__RAMBAR1 = ABSOLUTE(0xFF101000);
__RAMBAR1_SIZE = ABSOLUTE(0x00001000);
/* Systemveriablem:****************************************** */
/* RAMBAR0 0 bis 0x7FF -> exception vectoren */
/* system variables */
/* RAMBAR0 0 to 0x7FF -> exception vectors */
_rt_mod = __RAMBAR0 + 0x800;
_rt_ssp = __RAMBAR0 + 0x804;
_rt_usp = __RAMBAR0 + 0x808;
@@ -53,20 +54,19 @@ SECTIONS {
_video_sbt = __RAMBAR0 + 0x83C;
_rt_mbar = __RAMBAR0 + 0x844; /* (c)0f */
/**********************************************************/
/* 32KB on-chip System SRAM */
__SYS_SRAM = ABSOLUTE(0xFF010000);
__SYS_SRAM_SIZE = ABSOLUTE(0x00008000);
.code : {} > code
.code ___BOOT_FLASH :
{
objs/startcf.o
} > flash
.text :
{
objs/startcf.o(.text)
objs/sysinit.o(.text)
objs/init_fpga.o(.text)
objs/BaS.o(.text)
objs/sd_card.o(.text)
objs/cache.o(.text)
objs/mmu.o(.text)
@@ -74,6 +74,12 @@ SECTIONS {
objs/supervisor.o(.text)
objs/ewf.o(.text)
objs/illegal_instruction.o(.text)
objs/last.o(.text)
} > code
_bas = .;
} > flash
.bas _Bas_base : AT (ADDR(.text) + SIZEOF(.text))
{
objs/BaS.o(.text)
_bas_length = . - _BaS;
} > ram
}