* MA 02111-1307 USA
*/
+#include <config.h>
#include <asm/arch/omap.h>
-#ifdef CONFIG_SPL_BUILD
-.global save_boot_params
-save_boot_params:
+#include <asm/arch/spl.h>
+#include <linux/linkage.h>
+
+ENTRY(save_boot_params)
/*
* See if the rom code passed pointer is valid:
* It is not valid if it is not in non-secure SRAM
cmp r2, r0
blt 1f
- /* Store the boot device in omap_boot_device */
- ldr r2, [r0, #BOOT_DEVICE_OFFSET] @ r1 <- value of boot device
+ /*
+ * store the boot params passed from rom code or saved
+ * and passed by SPL
+ */
+ cmp r0, #0
+ beq 1f
+ ldr r1, =boot_params
+ str r0, [r1]
+#ifdef CONFIG_SPL_BUILD
+ /* Store the boot device in spl_boot_device */
+ ldrb r2, [r0, #BOOT_DEVICE_OFFSET] @ r1 <- value of boot device
and r2, #BOOT_DEVICE_MASK
- ldr r3, =omap_bootdevice
- str r2, [r3] @ omap_boot_device <- r1
+ ldr r3, =boot_params
+ strb r2, [r3, #BOOT_DEVICE_OFFSET] @ spl_boot_device <- r1
- /* Store the boot mode (raw/FAT) in omap_boot_mode */
+ /* boot mode is passed only for devices that can raw/fat mode */
+ cmp r2, #BOOT_DEVICE_XIP
+ blt 2f
+ cmp r2, #BOOT_DEVICE_MMC2
+ bgt 2f
+ /* Store the boot mode (raw/FAT) in omap_bootmode */
ldr r2, [r0, #DEV_DESC_PTR_OFFSET] @ get the device descriptor ptr
ldr r2, [r2, #DEV_DATA_PTR_OFFSET] @ get the pDeviceData ptr
ldr r2, [r2, #BOOT_MODE_OFFSET] @ get the boot mode
ldr r3, =omap_bootmode
str r2, [r3]
+#endif
+2:
+ ldrb r2, [r0, #CH_FLAGS_OFFSET]
+ ldr r3, =boot_params
+ strb r2, [r3, #CH_FLAGS_OFFSET]
1:
bx lr
-#endif
-
-.globl lowlevel_init
-lowlevel_init:
- /*
- * Setup a temporary stack
- */
- ldr sp, =LOW_LEVEL_SRAM_STACK
-
- /*
- * Save the old lr(passed in ip) and the current lr to stack
- */
- push {ip, lr}
-
- /*
- * go setup pll, mux, memory
- */
- bl s_init
- pop {ip, pc}
+ENDPROC(save_boot_params)
-.globl set_pl310_ctrl_reg
-set_pl310_ctrl_reg:
+ENTRY(set_pl310_ctrl_reg)
PUSH {r4-r11, lr} @ save registers - ROM code may pollute
@ our registers
LDR r12, =0x102 @ Set PL310 control register - value in R0
.word 0xe1600070 @ SMC #0 - hand assembled because -march=armv5
@ call ROM Code API to set control register
POP {r4-r11, pc}
+ENDPROC(set_pl310_ctrl_reg)