Sojus07/hackrf
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Modified ldscripts to more accurately represent LPC4330 hardware.

Browse Source 
Moved M0 RAM from local to AHB.
Created separate region for sleep RAM.
This commit is contained in:
Jared Boone
2013-12-07 15:29:50 -08:00
parent 34b01d89af
commit f51ee2dc61
2 changed files with 11 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
firmware/common/LPC4330_M4.ld
View File

@ -20,22 +20,22 @@
* Boston, MA 02110-1301, USA.
*/
/* Linker script for HackRF Jellybean (LPC4330, 1M SPI flash, 264K SRAM). */
/* Linker script for HackRF Jellybean/Jawbreaker (LPC4330, 1M SPI flash, 264K SRAM). */
MEMORY
{
/* Physical address in Flash used to copy Code from Flash to RAM */
rom_flash (rx) : ORIGIN = 0x80000000, LENGTH = 1M
/* rom is really the shadow region that points to SPI flash or elsewhere */
rom (rx) : ORIGIN = 0x00000000, LENGTH = 1M
rom (rx) : ORIGIN = 0x00000000, LENGTH = 128K
ram_local1 (rwx) : ORIGIN = 0x10000000, LENGTH = 128K
ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH = 64K
ram_m0 (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
/* there are some additional RAM regions */
ram_ahb1 (rwx) : ORIGIN = 0x20000000, LENGTH = 16K
ram_sleep (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
/* Removed 32K of AHB SRAM for USB buffer. Straddles two blocks of RAM
* to get performance benefit of having two USB buffers addressable
* simultaneously (on two different buses of the AHB multilayer matrix)
*/
ram_ahb2 (rwx) : ORIGIN = 0x2000C000, LENGTH = 16K
ram_m0 (rwx) : ORIGIN = 0x2000C000, LENGTH = 16K
}
/* Include the common ld script. */
@ -43,7 +43,7 @@ INCLUDE libopencm3_lpc43xx.ld
SECTIONS
{
.m0 0x10090000 : {
.m0 0x2000C000 : {
PROVIDE(__m0_start__ = .);
KEEP(*(.m0_bin*));
. = ALIGN(4);

9
firmware/common/LPC4330_M4_rom_to_ram.ld
View File

@ -21,23 +21,22 @@
* Boston, MA 02110-1301, USA.
*/
/* Linker script for HackRF Jellybean (LPC4330, 1M SPI flash, 264K SRAM). */
/* Linker script for HackRF Jellybean/Jawbreaker (LPC4330, 1M SPI flash, 264K SRAM). */
MEMORY
{
/* Physical address in Flash used to copy Code from Flash to RAM */
rom_flash (rx) : ORIGIN = 0x80000000, LENGTH = 1M
/* rom is really the shadow region that points to SPI flash or elsewhere */
rom (rx) : ORIGIN = 0x00000000, LENGTH = 1M
rom (rx) : ORIGIN = 0x00000000, LENGTH = 128K
ram_local1 (rwx) : ORIGIN = 0x10000000, LENGTH = 128K
ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH = 64K
ram_m0 (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
ram_ahb1 (rwx) : ORIGIN = 0x20000000, LENGTH = 16K
ram_sleep (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
/* Removed 32K of AHB SRAM for USB buffer. Straddles two blocks of RAM
* to get performance benefit of having two USB buffers addressable
* simultaneously (on two different buses of the AHB multilayer matrix)
*/
ram_ahb2 (rwx) : ORIGIN = 0x2000C000, LENGTH = 16K
ram_m0 (rwx) : ORIGIN = 0x2000C000, LENGTH = 16K
}
/* Include the common ld script. */