rockbox/firmware/target/mips/ingenic_x1000/spl.lds
Aidan MacDonald d6220f618b MIPS: emulate -ffunction-sections with macros in mmu-mips
Using a macro to put each function in its own .icode-based section
allows us to put the functions in IRAM _and_ have linker GC. This
removes a troublesome #ifdef BOOTLOADER_SPL on the X1000 target.

Change-Id: Ia7b59778f5c36b7970dee4280547e434a1f4fc5a
2021-04-25 14:04:38 +00:00

60 lines
1.1 KiB
Text

#include "config.h"
OUTPUT_FORMAT("elf32-littlemips")
OUTPUT_ARCH(MIPS)
ENTRY(_start)
STARTUP(target/mips/ingenic_x1000/crt0.o)
#define DRAMORIG 0x80000000
#define DRAMSIZE (MEMORYSIZE * 0x100000)
#define USED_DRAM 16K
/* TCSM is 16 KiB and is mapped starting at address 0xf4000000.
*
* The SPL is loaded to TCSM + 0x1000. The area below that is stack space.
* The first 2 KiB of SPL is just headers. The code begins at TCSM + 0x1800.
* The maskrom will jump to that address (via jalr) after loading the SPL.
*/
MEMORY {
TCSM : ORIGIN = 0xf4001800, LENGTH = 0x2800
DRAM : ORIGIN = DRAMORIG + DRAMSIZE - USED_DRAM, LENGTH = USED_DRAM
}
SECTIONS
{
.text :
{
*(.init.text);
*(.text*);
*(.icode*);
} > TCSM
. = ALIGN(4);
.rodata :
{
*(.rodata*);
} > TCSM
. = ALIGN(4);
.data :
{
*(.data*);
*(.sdata*);
} > TCSM
. = ALIGN(4);
.bss (NOLOAD) :
{
_bssbegin = .;
*(.sbss*);
*(.bss*);
*(COMMON);
*(.scommon*);
_bssend = .;
} > TCSM
.sdram (NOLOAD) :
{
*(.sdram);
} > DRAM
}