Commit 22648c98 authored by Siva Durga Prasad Paladugu's avatar Siva Durga Prasad Paladugu Committed by Michal Simek
Browse files

microblaze: Increase max dtb size to 64K from 32K 



This patch increases max dtb size to 64K from 32K. This fixes the issue  of
kernel hang with larger dtb of size greater than 32KB.

Signed-off-by: default avatarSiva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
parent 6bf8be7f

arch/microblaze/kernel/head.S

+1 −1
Original line number Diff line number Diff line
@@ -99,7 +99,7 @@ big_endian: 
_prepare_copy_fdt:

	or	r11, r0, r0 /* incremment */

	ori	r4, r0, TOPHYS(_fdt_start)

	ori	r3, r0, (0x8000 - 4)

	ori	r3, r0, (0x10000 - 4)

_copy_fdt:

	lw	r12, r7, r11 /* r12 = r7 + r11 */

	sw	r12, r4, r11 /* addr[r4 + r11] = r12 */

arch/microblaze/kernel/vmlinux.lds.S

+1 −1
Original line number Diff line number Diff line
@@ -46,7 +46,7 @@ SECTIONS { 
	__fdt_blob : AT(ADDR(__fdt_blob) - LOAD_OFFSET) {

		_fdt_start = . ;		/* place for fdt blob */

		*(__fdt_blob) ;			/* Any link-placed DTB */

	        . = _fdt_start + 0x8000;	/* Pad up to 32kbyte */

	        . = _fdt_start + 0x10000;	/* Pad up to 64kbyte */

		_fdt_end = . ;

	}

CRA Git | Maintained and supported by SUSTech CRA and CCSE