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-rw-r--r--arch/arm/lib/Makefile5
-rw-r--r--arch/arm/lib/board.c1
-rw-r--r--arch/arm/lib/bss.c2
-rw-r--r--arch/arm/lib/cache-cp15.c11
-rw-r--r--arch/arm/lib/crt0.S54
-rw-r--r--arch/arm/lib/spl.c2
6 files changed, 27 insertions, 48 deletions
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 11c267451..6ae161a51 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -39,8 +39,11 @@ GLCOBJS += div0.o
SOBJS-y += crt0.o
ifndef CONFIG_SPL_BUILD
-COBJS-y += bss.o
+ifndef CONFIG_SYS_GENERIC_BOARD
COBJS-y += board.o
+endif
+COBJS-y += bss.o
+
COBJS-y += bootm.o
COBJS-$(CONFIG_SYS_L2_PL310) += cache-pl310.o
SOBJS-$(CONFIG_USE_ARCH_MEMSET) += memset.o
diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
index 162e2cc86..0521178ac 100644
--- a/arch/arm/lib/board.c
+++ b/arch/arm/lib/board.c
@@ -53,6 +53,7 @@
#include <fdtdec.h>
#include <post.h>
#include <logbuff.h>
+#include <asm/sections.h>
#ifdef CONFIG_BITBANGMII
#include <miiphy.h>
diff --git a/arch/arm/lib/bss.c b/arch/arm/lib/bss.c
index 7c0b1545e..99eda5913 100644
--- a/arch/arm/lib/bss.c
+++ b/arch/arm/lib/bss.c
@@ -36,4 +36,4 @@
*/
char __bss_start[0] __attribute__((used, section(".__bss_start")));
-char __bss_end__[0] __attribute__((used, section(".__bss_end__")));
+char __bss_end[0] __attribute__((used, section(".__bss_end")));
diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c
index b6e5e9553..4abe1cf06 100644
--- a/arch/arm/lib/cache-cp15.c
+++ b/arch/arm/lib/cache-cp15.c
@@ -23,6 +23,8 @@
#include <common.h>
#include <asm/system.h>
+#include <asm/cache.h>
+#include <linux/compiler.h>
#if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
@@ -34,6 +36,10 @@ void __arm_init_before_mmu(void)
void arm_init_before_mmu(void)
__attribute__((weak, alias("__arm_init_before_mmu")));
+__weak void arm_init_domains(void)
+{
+}
+
static void cp_delay (void)
{
volatile int i;
@@ -77,7 +83,7 @@ void mmu_set_region_dcache_behaviour(u32 start, int size,
mmu_page_table_flush((u32)&page_table[start], (u32)&page_table[end]);
}
-static inline void dram_bank_mmu_setup(int bank)
+__weak void dram_bank_mmu_setup(int bank)
{
bd_t *bd = gd->bd;
int i;
@@ -115,6 +121,9 @@ static inline void mmu_setup(void)
/* Set the access control to all-supervisor */
asm volatile("mcr p15, 0, %0, c3, c0, 0"
: : "r" (~0));
+
+ arm_init_domains();
+
/* and enable the mmu */
reg = get_cr(); /* get control reg. */
cp_delay();
diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S
index 4f60958b1..a9657d190 100644
--- a/arch/arm/lib/crt0.S
+++ b/arch/arm/lib/crt0.S
@@ -24,6 +24,7 @@
#include <config.h>
#include <asm-offsets.h>
+#include <linux/linkage.h>
/*
* This file handles the target-independent stages of the U-Boot
@@ -63,46 +64,20 @@
* have some work left to do at this point regarding memory, so
* call c_runtime_cpu_setup.
*
- * 6. Branch to either nand_boot() or board_init_r().
+ * 6. Branch to board_init_r().
*/
/*
- * declare nand_boot() or board_init_r() to jump to at end of crt0
- */
-
-#if defined(CONFIG_NAND_SPL)
-
-.globl nand_boot
-
-#elif ! defined(CONFIG_SPL_BUILD)
-
-.globl board_init_r
-
-#endif
-
-/*
- * start and end of BSS
- */
-
-.globl __bss_start
-.globl __bss_end__
-
-/*
* entry point of crt0 sequence
*/
-.global _main
-
-_main:
+ENTRY(_main)
/*
* Set up initial C runtime environment and call board_init_f(0).
*/
-#if defined(CONFIG_NAND_SPL)
- /* deprecated, use instead CONFIG_SPL_BUILD */
- ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
-#elif defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_STACK)
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_STACK)
ldr sp, =(CONFIG_SPL_STACK)
#else
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
@@ -118,8 +93,8 @@ _main:
/*
* Set up intermediate environment (new sp and gd) and call
- * relocate_code(addr_sp, gd, addr_moni). Trick here is that
- * we'll return 'here' but relocated.
+ * relocate_code(addr_moni). Trick here is that we'll return
+ * 'here' but relocated.
*/
ldr sp, [r8, #GD_START_ADDR_SP] /* r8 = gd->start_addr_sp */
@@ -130,9 +105,7 @@ _main:
adr lr, here
ldr r0, [r8, #GD_RELOC_OFF] /* lr = gd->start_addr_sp */
add lr, lr, r0
- ldr r0, [r8, #GD_START_ADDR_SP] /* r0 = gd->start_addr_sp */
- mov r1, r8 /* r1 = gd */
- ldr r2, [r8, #GD_RELOCADDR] /* r2 = gd->relocaddr */
+ ldr r0, [r8, #GD_RELOCADDR] /* r0 = gd->relocaddr */
b relocate_code
here:
@@ -141,7 +114,7 @@ here:
bl c_runtime_cpu_setup /* we still call old routine here */
ldr r0, =__bss_start /* this is auto-relocated! */
- ldr r1, =__bss_end__ /* this is auto-relocated! */
+ ldr r1, =__bss_end /* this is auto-relocated! */
mov r2, #0x00000000 /* prepare zero to clear BSS */
@@ -153,21 +126,14 @@ clbss_l:cmp r0, r1 /* while not at end of BSS */
bl coloured_LED_init
bl red_led_on
-#if defined(CONFIG_NAND_SPL)
-
- /* call _nand_boot() */
- ldr pc, =nand_boot
-
-#else
-
/* call board_init_r(gd_t *id, ulong dest_addr) */
mov r0, r8 /* gd_t */
ldr r1, [r8, #GD_RELOCADDR] /* dest_addr */
/* call board_init_r */
ldr pc, =board_init_r /* this is auto-relocated! */
-#endif
-
/* we should not return here. */
#endif
+
+ENDPROC(_main)
diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c
index f568f619c..301f082ea 100644
--- a/arch/arm/lib/spl.c
+++ b/arch/arm/lib/spl.c
@@ -45,7 +45,7 @@ void __weak board_init_f(ulong dummy)
asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
/* Clear the BSS. */
- memset(__bss_start, 0, __bss_end__ - __bss_start);
+ memset(__bss_start, 0, __bss_end - __bss_start);
/* Set global data pointer. */
gd = &gdata;