diff options
Diffstat (limited to 'arch/mips/cpu/mips32/start.S')
| -rw-r--r-- | arch/mips/cpu/mips32/start.S | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/arch/mips/cpu/mips32/start.S b/arch/mips/cpu/mips32/start.S index 76abbaa..70ad198 100644 --- a/arch/mips/cpu/mips32/start.S +++ b/arch/mips/cpu/mips32/start.S @@ -3,23 +3,7 @@ * * Copyright (c) 2003 Wolfgang Denk <wd@denx.de> * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #include <asm-offsets.h> @@ -57,7 +41,7 @@ _start: nop .org 0x10 -#ifdef CONFIG_SYS_XWAY_EBU_BOOTCFG +#if defined(CONFIG_SYS_XWAY_EBU_BOOTCFG) /* * Almost all Lantiq XWAY SoC devices have an external bus unit (EBU) to * access external NOR flashes. If the board boots from NOR flash the @@ -67,6 +51,12 @@ _start: */ .word CONFIG_SYS_XWAY_EBU_BOOTCFG .word 0x0 +#elif defined(CONFIG_QEMU_MALTA) + /* + * Linux expects the Board ID here. + */ + .word 0x00000420 # 0x420 (Malta Board with CoreLV) + .word 0x00000000 #endif .org 0x200 @@ -215,19 +205,19 @@ in_ram: * generated by GNU ld. Skip these reserved entries from relocation. */ lw t3, -4(t0) # t3 <-- num_got_entries - lw t4, -8(t0) # t4 <-- _GLOBAL_OFFSET_TABLE_ - add t4, s1 # t4 now holds relocated _G_O_T_ - addi t4, t4, 8 # skipping first two entries + lw t8, -8(t0) # t8 <-- _GLOBAL_OFFSET_TABLE_ + add t8, s1 # t8 now holds relocated _G_O_T_ + addi t8, t8, 8 # skipping first two entries li t2, 2 1: - lw t1, 0(t4) + lw t1, 0(t8) beqz t1, 2f add t1, s1 - sw t1, 0(t4) + sw t1, 0(t8) 2: addi t2, 1 blt t2, t3, 1b - addi t4, 4 + addi t8, 4 /* Update dynamic relocations */ lw t1, -16(t0) # t1 <-- __rel_dyn_start @@ -237,19 +227,19 @@ in_ram: addi t1, 8 1: - lw t3, -4(t1) # t3 <-- relocation info + lw t8, -4(t1) # t8 <-- relocation info - sub t3, 3 - bnez t3, 2f # skip non R_MIPS_REL32 entries + li t3, 3 + bne t8, t3, 2f # skip non R_MIPS_REL32 entries nop lw t3, -8(t1) # t3 <-- location to fix up in FLASH - lw t4, 0(t3) # t4 <-- original pointer - add t4, s1 # t4 <-- adjusted pointer + lw t8, 0(t3) # t8 <-- original pointer + add t8, s1 # t8 <-- adjusted pointer add t3, s1 # t3 <-- location to fix up in RAM - sw t4, 0(t3) + sw t8, 0(t3) 2: blt t1, t2, 1b |