at91rm9200: fix broken boot from nor flash

[karo-tx-uboot.git] / cpu / arm920t / start.S

diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S
index aefcdd1552fb051c432b6a643f2c3d02219e980f..f99d129f85e8121b2573fa3a150464d5da1ed72f 100644 (file)
--- a/cpu/arm920t/start.S
+++ b/cpu/arm920t/start.S
@@ -24,7 +24,6 @@
  * MA 02111-1307 USA
  */
 
-
 #include <config.h>
 #include <version.h>
 #include <status_led.h>
@@ -178,8 +177,6 @@ copyex:
        bl      cpu_init_crit
 #endif
 
-#ifdef CONFIG_AT91RM9200
-
 #ifndef CONFIG_SKIP_RELOCATE_UBOOT
 relocate:                              /* relocate U-Boot to RAM           */
        adr     r0, _start              /* r0 <- current position of code   */
@@ -198,12 +195,12 @@ copy_loop:
        cmp     r0, r2                  /* until source end addreee [r2]    */
        ble     copy_loop
 #endif /* CONFIG_SKIP_RELOCATE_UBOOT */
-#endif
+
        /* Set up the stack                                                 */
 stack_setup:
        ldr     r0, _TEXT_BASE          /* upper 128 KiB: relocated uboot   */
-       sub     r0, r0, #CFG_MALLOC_LEN /* malloc area                      */
-       sub     r0, r0, #CFG_GBL_DATA_SIZE /* bdinfo                        */
+       sub     r0, r0, #CONFIG_SYS_MALLOC_LEN  /* malloc area                      */
+       sub     r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo                        */
 #ifdef CONFIG_USE_IRQ
        sub     r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
 #endif
@@ -212,7 +209,7 @@ stack_setup:
 clear_bss:
        ldr     r0, _bss_start          /* find start of bss segment        */
        ldr     r1, _bss_end            /* stop here                        */
-       mov     r2, #0x00000000         /* clear                            */
+       mov     r2, #0x00000000         /* clear                            */
 
 clbss_l:str    r2, [r0]                /* clear loop...                    */
        add     r0, r0, #4
@@ -315,8 +312,9 @@ cpu_init_crit:
        sub     sp, sp, #S_FRAME_SIZE
        stmia   sp, {r0 - r12}                  @ Calling r0-r12
        ldr     r2, _armboot_start
-       sub     r2, r2, #(CONFIG_STACKSIZE+CFG_MALLOC_LEN)
-       sub     r2, r2, #(CFG_GBL_DATA_SIZE+8)  @ set base 2 words into abort stack
+       sub     r2, r2, #(CONFIG_STACKSIZE)
+       sub     r2, r2, #(CONFIG_SYS_MALLOC_LEN)
+       sub     r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8)  @ set base 2 words into abort stack
        ldmia   r2, {r2 - r3}                   @ get pc, cpsr
        add     r0, sp, #S_FRAME_SIZE           @ restore sp_SVC
 
@@ -329,12 +327,12 @@ cpu_init_crit:
        .macro  irq_save_user_regs
        sub     sp, sp, #S_FRAME_SIZE
        stmia   sp, {r0 - r12}                  @ Calling r0-r12
-       add     r8, sp, #S_PC
-       stmdb   r8, {sp, lr}^                   @ Calling SP, LR
-       str     lr, [r8, #0]                    @ Save calling PC
+       add     r7, sp, #S_PC
+       stmdb   r7, {sp, lr}^                   @ Calling SP, LR
+       str     lr, [r7, #0]                    @ Save calling PC
        mrs     r6, spsr
-       str     r6, [r8, #4]                    @ Save CPSR
-       str     r0, [r8, #8]                    @ Save OLD_R0
+       str     r6, [r7, #4]                    @ Save CPSR
+       str     r0, [r7, #8]                    @ Save OLD_R0
        mov     r0, sp
        .endm
 
@@ -348,8 +346,9 @@ cpu_init_crit:
 
        .macro get_bad_stack
        ldr     r13, _armboot_start             @ setup our mode stack
-       sub     r13, r13, #(CONFIG_STACKSIZE+CFG_MALLOC_LEN)
-       sub     r13, r13, #(CFG_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
+       sub     r13, r13, #(CONFIG_STACKSIZE)
+       sub     r13, r13, #(CONFIG_SYS_MALLOC_LEN)
+       sub     r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
 
        str     lr, [r13]                       @ save caller lr / spsr
        mrs     lr, spsr
@@ -377,31 +376,31 @@ cpu_init_crit:
 undefined_instruction:
        get_bad_stack
        bad_save_user_regs
-       bl      do_undefined_instruction
+       bl      do_undefined_instruction
 
        .align  5
 software_interrupt:
        get_bad_stack
        bad_save_user_regs
-       bl      do_software_interrupt
+       bl      do_software_interrupt
 
        .align  5
 prefetch_abort:
        get_bad_stack
        bad_save_user_regs
-       bl      do_prefetch_abort
+       bl      do_prefetch_abort
 
        .align  5
 data_abort:
        get_bad_stack
        bad_save_user_regs
-       bl      do_data_abort
+       bl      do_data_abort
 
        .align  5
 not_used:
        get_bad_stack
        bad_save_user_regs
-       bl      do_not_used
+       bl      do_not_used
 
 #ifdef CONFIG_USE_IRQ
 
@@ -409,7 +408,7 @@ not_used:
 irq:
        get_irq_stack
        irq_save_user_regs
-       bl      do_irq
+       bl      do_irq
        irq_restore_user_regs
 
        .align  5
@@ -417,7 +416,7 @@ fiq:
        get_fiq_stack
        /* someone ought to write a more effiction fiq_save_user_regs */
        irq_save_user_regs
-       bl      do_fiq
+       bl      do_fiq
        irq_restore_user_regs
 
 #else
@@ -426,12 +425,12 @@ fiq:
 irq:
        get_bad_stack
        bad_save_user_regs
-       bl      do_irq
+       bl      do_irq
 
        .align  5
 fiq:
        get_bad_stack
        bad_save_user_regs
-       bl      do_fiq
+       bl      do_fiq
 
 #endif