*/
ldr sp, =CONFIG_SYS_INIT_SP_ADDR
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
-
+#ifdef CONFIG_SPL_BUILD
+ ldr r8, =gdata
+#else
+ sub sp, #GD_SIZE
+ bic sp, sp, #7
+ mov r8, sp
+#endif
/*
* Save the old lr(passed in ip) and the current lr to stack
*/
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/sys_proto.h>
-/*
- * This is used to verify if the configuration header
- * was executed by rom code prior to control of transfer
- * to the bootloader. SPL is responsible for saving and
- * passing the boot_params pointer to the u-boot.
- */
-struct omap_boot_parameters boot_params __attribute__ ((section(".data")));
+DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_SPL_BUILD
-/*
- * We use static variables because global data is not ready yet.
- * Initialized data is available in SPL right from the beginning.
- * We would not typically need to save these parameters in regular
- * U-Boot. This is needed only in SPL at the moment.
- */
-u32 omap_bootmode = MMCSD_MODE_FAT;
-
u32 spl_boot_device(void)
{
- return (u32) (boot_params.omap_bootdevice);
+ return (u32) (gd->arch.omap_boot_params.omap_bootdevice);
}
u32 spl_boot_mode(void)
{
- return omap_bootmode;
+ return gd->arch.omap_boot_params.omap_bootmode;
}
void spl_board_init(void)
}
return 0;
}
+
+void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
+{
+ typedef void __noreturn (*image_entry_noargs_t)(u32 *);
+ image_entry_noargs_t image_entry =
+ (image_entry_noargs_t) spl_image->entry_point;
+
+ debug("image entry point: 0x%X\n", spl_image->entry_point);
+ /* Pass the saved boot_params from rom code */
+ image_entry((u32 *)&gd->arch.omap_boot_params);
+}
#endif
#include <config.h>
#include <asm/arch/omap.h>
+#include <asm/omap_common.h>
#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
- * This may happen if you are booting with the help of
- * debugger
- */
- ldr r2, =NON_SECURE_SRAM_START
- cmp r2, r0
- bgt 1f
- ldr r2, =NON_SECURE_SRAM_END
- cmp r2, r0
- blt 1f
-
- /*
- * store the boot params passed from rom code or saved
- * and passed by SPL
- */
- cmp r0, #0
- beq 1f
- ldr r1, =boot_params
+ ldr r1, =OMAP_SRAM_SCRATCH_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, =boot_params
- strb r2, [r3, #BOOT_DEVICE_OFFSET] @ spl_boot_device <- r1
-
- /*
- * boot mode is only valid for device that can be raw or FAT booted.
- * in other cases it may be fatal to look. While platforms differ
- * in the values used for each MMC slot, they are contiguous.
- */
- cmp r2, #MMC_BOOT_DEVICES_START
- blt 2f
- cmp r2, #MMC_BOOT_DEVICES_END
- 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
ENDPROC(save_boot_params)
#include <asm/omap_common.h>
#include <asm/arch/mux_omap4.h>
+DECLARE_GLOBAL_DATA_PTR;
+
struct omap_sysinfo {
char *board_string;
};
u32 warm_reset(void);
void force_emif_self_refresh(void);
void setup_warmreset_time(void);
-/*
- * This is used to verify if the configuration header
- * was executed by Romcode prior to control of transfer
- * to the bootloader. SPL is responsible for saving and
- * passing this to the u-boot.
- */
-extern struct omap_boot_parameters boot_params;
static inline u32 running_from_sdram(void)
{
* variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
* mandatory section if CH is present.
*/
- if ((boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
+ if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
return 0;
else
return running_from_sdram();
#include <asm/omap_common.h>
#include <asm/arch/clocks.h>
+DECLARE_GLOBAL_DATA_PTR;
+
struct pad_conf_entry {
u32 offset;
u32 val;
void srcomp_enable(void);
void setup_warmreset_time(void);
-/*
- * This is used to verify if the configuration header
- * was executed by Romcode prior to control of transfer
- * to the bootloader. SPL is responsible for saving and
- * passing this to the u-boot.
- */
-extern struct omap_boot_parameters boot_params;
-
static inline u32 running_from_sdram(void)
{
u32 pc;
* variable by both SPL and u-boot.Check out for CHSETTINGS, which is a
* mandatory section if CH is present.
*/
- if ((boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
+ if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS))
return 0;
else
return running_from_sdram();
#ifndef _OMAP_COMMON_H_
#define _OMAP_COMMON_H_
+#ifndef __ASSEMBLY__
+
#include <common.h>
#define NUM_SYS_CLKS 8
extern u32 *const omap_si_rev;
return *omap_si_rev;
}
+#endif
/*
* silicon revisions.
__weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
- typedef void __noreturn (*image_entry_noargs_t)(u32 *);
+ typedef void __noreturn (*image_entry_noargs_t)(void);
+
image_entry_noargs_t image_entry =
(image_entry_noargs_t) spl_image->entry_point;
debug("image entry point: 0x%X\n", spl_image->entry_point);
- /* Pass the saved boot_params from rom code */
-#if defined(CONFIG_VIRTIO) || defined(CONFIG_ZEBU)
- image_entry = (image_entry_noargs_t)0x80100000;
-#endif
- u32 boot_params_ptr_addr = (u32)&boot_params_ptr;
- image_entry((u32 *)boot_params_ptr_addr);
+ image_entry();
}
#ifdef CONFIG_SPL_RAM_DEVICE
#define __CONFIG_AM335X_EVM_H
#define CONFIG_AM33XX
+#define CONFIG_OMAP
#include <asm/arch/omap.h>
#define __CONFIG_IGEP0033_H
#define CONFIG_AM33XX
+#define CONFIG_OMAP
#include <asm/arch/omap.h>
#define __CONFIG_PCM051_H
#define CONFIG_AM33XX
+#define CONFIG_OMAP
#include <asm/arch/omap.h>
#define CONFIG_TI81XX
#define CONFIG_TI814X
#define CONFIG_SYS_NO_FLASH
+#define CONFIG_OMAP
#include <asm/arch/omap.h>
#define SPL_COPY_PAYLOAD_ONLY 1
extern struct spl_image_info spl_image;
-extern u32 *boot_params_ptr;
/* SPL common functions */
void preloader_console_init(void);
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