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rk27xx: Implement HAVE_INIT_ATTR magic

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This reclaims over 7kB of ram.

Change-Id: I4a89c9a673ada7959311f320900060f6db303c07
This commit is contained in:
Marcin Bukat 2014-01-10 08:56:40 +01:00
parent 837cad0d38
commit 9cd3444e27
3 changed files with 42 additions and 10 deletions
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35
firmware/target/arm/rk27xx/app.lds
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@ -22,6 +22,10 @@ STARTUP(target/arm/rk27xx/crt0.o)
#define ENDAUDIOADDR (DRAMORIG + DRAMSIZE)
#define CODECORIG (ENDAUDIOADDR)
/* .init is copied to codec buffer */
#define INITORIG CODECORIG
#define INITSIZE CODECSIZE
/* Where the codec buffer ends, and the plugin buffer starts */
#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
@ -29,21 +33,14 @@ MEMORY
{
DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
INIT : ORIGIN = INITORIG, LENGTH = INITSIZE
}
SECTIONS
{
loadaddress = DRAMORIG;
.intvect : {
_intvectstart = . ;
KEEP(*(.intvect))
_intvectend = . ;
} > IRAM AT > DRAM
_intvectcopy = LOADADDR(.intvect);
.text : {
*(.init.text)
*(.text*)
*(.icode*)
*(.glue_7*)
@ -61,7 +58,27 @@ SECTIONS
. = ALIGN(0x4);
} > DRAM
.stack (NOLOAD) :
/* NOLOAD sections at end start here. Any part of the binary image past
* this point is discarded or copied elsewhere. */
_noloaddram = .;
.intvect : {
_intvectstart = . ;
KEEP(*(.intvect))
_intvectend = . ;
} > IRAM AT > DRAM
_intvectcopy = LOADADDR(.intvect);
.init : {
. = ALIGN(4);
_initstart = .;
*(.init*)
*(.initdata*)
_initend = .;
} > INIT AT > DRAM
_initcopy = LOADADDR(.init);
.stack _noloaddram (NOLOAD) :
{
*(.stack)
_stackbegin = .;