Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'

[karo-tx-uboot.git] / arch / arm / cpu / arm1136 / start.S

diff --git a/arch/arm/cpu/arm1136/start.S b/arch/arm/cpu/arm1136/start.S
index e36d7d32b927b05f3908d4ec66bfaf23104c907b..a7e0c28c9015ac9fa8a3d118eb8c9feb8e78a3ce 100644 (file)
--- a/arch/arm/cpu/arm1136/start.S
+++ b/arch/arm/cpu/arm1136/start.S
@@ -104,10 +104,6 @@ _TEXT_BASE:
 _bss_start_ofs:
        .word __bss_start - _start
 
-.globl _image_copy_end_ofs
-_image_copy_end_ofs:
-       .word __image_copy_end - _start
-
 .globl _bss_end_ofs
 _bss_end_ofs:
        .word __bss_end - _start
@@ -146,24 +142,6 @@ reset:
        orr     r0,r0,#0xd3
        msr     cpsr,r0
 
-#ifdef CONFIG_OMAP2420H4
-       /* Copy vectors to mask ROM indirect addr */
-       adr     r0, _start              /* r0 <- current position of code   */
-               add     r0, r0, #4                              /* skip reset vector                    */
-       mov     r2, #64                 /* r2 <- size to copy  */
-       add     r2, r0, r2              /* r2 <- source end address         */
-       mov     r1, #SRAM_OFFSET0         /* build vect addr */
-       mov     r3, #SRAM_OFFSET1
-       add     r1, r1, r3
-       mov     r3, #SRAM_OFFSET2
-       add     r1, r1, r3
-next:
-       ldmia   r0!, {r3-r10}           /* copy from source address [r0]    */
-       stmia   r1!, {r3-r10}           /* copy to   target address [r1]    */
-       cmp     r0, r2                  /* until source end address [r2]    */
-       bne     next                    /* loop until equal */
-       bl      cpy_clk_code            /* put dpll adjust code behind vectors */
-#endif
        /* the mask ROM code should have PLL and others stable */
 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
        bl  cpu_init_crit
@@ -173,85 +151,6 @@ next:
 
 /*------------------------------------------------------------------------------*/
 
-/*
- * void relocate_code (addr_sp, gd, addr_moni)
- *
- * This function relocates the monitor code.
- */
-       .globl  relocate_code
-relocate_code:
-       mov     r4, r0  /* save addr_sp */
-       mov     r5, r1  /* save addr of gd */
-       mov     r6, r2  /* save addr of destination */
-
-       adr     r0, _start
-       subs    r9, r6, r0              /* r9 <- relocation offset */
-       beq     relocate_done           /* skip relocation */
-       mov     r1, r6                  /* r1 <- scratch for copy_loop */
-       ldr     r3, _image_copy_end_ofs
-       add     r2, r0, r3              /* r2 <- source end address         */
-
-copy_loop:
-       ldmia   r0!, {r10-r11}          /* copy from source address [r0]    */
-       stmia   r1!, {r10-r11}          /* copy to   target address [r1]    */
-       cmp     r0, r2                  /* until source end address [r2]    */
-       blo     copy_loop
-
-#ifndef CONFIG_SPL_BUILD
-       /*
-        * fix .rel.dyn relocations
-        */
-       ldr     r0, _TEXT_BASE          /* r0 <- Text base */
-       ldr     r10, _dynsym_start_ofs  /* r10 <- sym table ofs */
-       add     r10, r10, r0            /* r10 <- sym table in FLASH */
-       ldr     r2, _rel_dyn_start_ofs  /* r2 <- rel dyn start ofs */
-       add     r2, r2, r0              /* r2 <- rel dyn start in FLASH */
-       ldr     r3, _rel_dyn_end_ofs    /* r3 <- rel dyn end ofs */
-       add     r3, r3, r0              /* r3 <- rel dyn end in FLASH */
-fixloop:
-       ldr     r0, [r2]                /* r0 <- location to fix up, IN FLASH! */
-       add     r0, r0, r9              /* r0 <- location to fix up in RAM */
-       ldr     r1, [r2, #4]
-       and     r7, r1, #0xff
-       cmp     r7, #23                 /* relative fixup? */
-       beq     fixrel
-       cmp     r7, #2                  /* absolute fixup? */
-       beq     fixabs
-       /* ignore unknown type of fixup */
-       b       fixnext
-fixabs:
-       /* absolute fix: set location to (offset) symbol value */
-       mov     r1, r1, LSR #4          /* r1 <- symbol index in .dynsym */
-       add     r1, r10, r1             /* r1 <- address of symbol in table */
-       ldr     r1, [r1, #4]            /* r1 <- symbol value */
-       add     r1, r1, r9              /* r1 <- relocated sym addr */
-       b       fixnext
-fixrel:
-       /* relative fix: increase location by offset */
-       ldr     r1, [r0]
-       add     r1, r1, r9
-fixnext:
-       str     r1, [r0]
-       add     r2, r2, #8              /* each rel.dyn entry is 8 bytes */
-       cmp     r2, r3
-       blo     fixloop
-#endif
-
-relocate_done:
-
-       bx      lr
-
-#ifndef CONFIG_SPL_BUILD
-
-_rel_dyn_start_ofs:
-       .word __rel_dyn_start - _start
-_rel_dyn_end_ofs:
-       .word __rel_dyn_end - _start
-_dynsym_start_ofs:
-       .word __dynsym_start - _start
-
-#endif
-
        .globl  c_runtime_cpu_setup
 c_runtime_cpu_setup:
 
@@ -390,8 +289,9 @@ cpu_init_crit:
        str     r0, [r13]                       @ save R0's value.
        ldr     r0, IRQ_STACK_START_IN          @ get data regions start
        str     lr, [r0]                        @ save caller lr in position 0 of saved stack
-       mrs     r0, spsr                        @ get the spsr
+       mrs     lr, spsr                        @ get the spsr
        str     lr, [r0, #4]                    @ save spsr in position 1 of saved stack
+       ldr     lr, [r0]                        @ restore lr
        ldr     r0, [r13]                       @ restore r0
        add     r13, r13, #4                    @ pop stack entry
        .endm