#include <common.h>
#include <version.h>
-#if defined(CONFIG_OMAP1610)
-#include <./configs/omap1510.h>
-#elif defined(CONFIG_OMAP730)
-#include <./configs/omap730.h>
-#endif
-
/*
*************************************************************************
*
bl cpu_init_crit
#endif
-/* Set stackpointer in internal RAM to call board_init_f */
-call_board_init_f:
-#ifdef CONFIG_NAND_SPL /* deprecated, use instead CONFIG_SPL_BUILD */
- ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
-#else
-#ifdef CONFIG_SPL_BUILD
- ldr sp, =(CONFIG_SPL_STACK)
-#else
- ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
-#endif
-#endif
- bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
- ldr r0,=0x00000000
- bl board_init_f
+ bl _main
/*------------------------------------------------------------------------------*/
+#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_NAND_SPL)
/*
* void relocate_code (addr_sp, gd, addr_moni)
*
mov r5, r1 /* save addr of gd */
mov r6, r2 /* save addr of destination */
- /* Set up the stack */
-stack_setup:
- mov sp, r4
-
adr r0, _start
sub r9, r6, r0 /* r9 <- relocation offset */
cmp r0, r6
- beq clear_bss /* skip relocation */
+ moveq r9, #0 /* no relocation. offset(r9) = 0 */
+ beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy loop */
ldr r3, _bss_start_ofs
add r2, r0, r3 /* r2 <- source end address */
blo fixloop
#endif
-clear_bss:
-#ifdef CONFIG_SPL_BUILD
- /* No relocation for SPL */
- ldr r0, =__bss_start
- ldr r1, =__bss_end__
-#else
- ldr r0, _bss_start_ofs
- ldr r1, _bss_end_ofs
- mov r4, r6 /* reloc addr */
- add r0, r0, r4
- add r1, r1, r4
-#endif
- mov r2, #0x00000000 /* clear */
-
-clbss_l:cmp r0, r1 /* clear loop... */
- bhs clbss_e /* if reached end of bss, exit */
- str r2, [r0]
- add r0, r0, #4
- b clbss_l
-clbss_e:
+relocate_done:
-#ifndef CONFIG_SPL_BUILD
- bl coloured_LED_init
- bl red_led_on
-#endif
-
-/*
- * We are done. Do not return, instead branch to second part of board
- * initialization, now running from RAM.
- */
-#ifdef CONFIG_NAND_SPL
- ldr r0, _nand_boot_ofs
- mov pc, r0
-
-_nand_boot_ofs:
- .word nand_boot
-#else
- ldr r0, _board_init_r_ofs
- ldr r1, _TEXT_BASE
- add lr, r0, r1
- add lr, lr, r9
- /* setup parameters for board_init_r */
- mov r0, r5 /* gd_t */
- mov r1, r6 /* dest_addr */
- /* jump to it ... */
- mov pc, lr
-
-_board_init_r_ofs:
- .word board_init_r - _start
-#endif
+ bx lr
_rel_dyn_start_ofs:
.word __rel_dyn_start - _start
_dynsym_start_ofs:
.word __dynsym_start - _start
+#endif
+
+ .globl c_runtime_cpu_setup
+c_runtime_cpu_setup:
+
+ bx lr
+
/*
*************************************************************************
*
mcr p15, 0, r0, c7, c5, 0 /* invalidate I Cache */
/*
- * disable MMU and D cache, and enable I cache
+ * disable MMU and D cache
+ * enable I cache if CONFIG_SYS_ICACHE_OFF is not defined
*/
mrc p15, 0, r0, c1, c0, 0
bic r0, r0, #0x00000300 /* clear bits 9:8 (---- --RS) */
bic r0, r0, #0x00002000 /* clear bit 13 (--V- ----) */
#endif
orr r0, r0, #0x00000002 /* set bit 2 (A) Align */
+#ifndef CONFIG_SYS_ICACHE_OFF
orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */
+#endif
mcr p15, 0, r0, c1, c0, 0
/*