diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm1176/bcm2835/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/arm1176/bcm2835/init.c | 24 | ||||
| -rw-r--r-- | arch/arm/cpu/arm1176/cpu.c | 7 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/config.mk | 16 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/spl.c | 72 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/start.S | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/am33xx/board.c | 4 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/Makefile | 13 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/boot-common.c | 27 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/hwinit-common.c | 10 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/lowlevel_init.S | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl.c | 228 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl_mmc.c | 150 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl_nand.c | 111 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/spl_ymodem.c | 76 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/u-boot-spl.lds | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap3/board.c | 32 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/start.S | 13 |
19 files changed, 147 insertions, 654 deletions
diff --git a/arch/arm/cpu/arm1176/bcm2835/Makefile b/arch/arm/cpu/arm1176/bcm2835/Makefile index 4ea6d6b89..95da6a822 100644 --- a/arch/arm/cpu/arm1176/bcm2835/Makefile +++ b/arch/arm/cpu/arm1176/bcm2835/Makefile @@ -17,7 +17,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).o SOBJS := lowlevel_init.o -COBJS := reset.o timer.o +COBJS := init.o reset.o timer.o SRCS := $(SOBJS:.o=.c) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) diff --git a/arch/arm/cpu/arm1176/bcm2835/init.c b/arch/arm/cpu/arm1176/bcm2835/init.c new file mode 100644 index 000000000..e90d3bba1 --- /dev/null +++ b/arch/arm/cpu/arm1176/bcm2835/init.c @@ -0,0 +1,24 @@ +/* + * (C) Copyright 2012 Stephen Warren + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <common.h> + +int arch_cpu_init(void) +{ + icache_enable(); + + return 0; +} diff --git a/arch/arm/cpu/arm1176/cpu.c b/arch/arm/cpu/arm1176/cpu.c index 532a90b54..c0fd114e1 100644 --- a/arch/arm/cpu/arm1176/cpu.c +++ b/arch/arm/cpu/arm1176/cpu.c @@ -65,10 +65,3 @@ static void cache_flush (void) /* mem barrier to sync things */ asm ("mcr p15, 0, %0, c7, c10, 4": :"r" (0)); } - -int arch_cpu_init(void) -{ - icache_enable(); - - return 0; -} diff --git a/arch/arm/cpu/arm926ejs/davinci/Makefile b/arch/arm/cpu/arm926ejs/davinci/Makefile index c91928e71..dec7bfbfa 100644 --- a/arch/arm/cpu/arm926ejs/davinci/Makefile +++ b/arch/arm/cpu/arm926ejs/davinci/Makefile @@ -37,7 +37,7 @@ COBJS-$(CONFIG_SOC_DA850) += da850_pinmux.o COBJS-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o ifdef CONFIG_SPL_BUILD -COBJS-y += spl.o +COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o COBJS-$(CONFIG_SOC_DM365) += dm365_lowlevel.o COBJS-$(CONFIG_SOC_DA8XX) += da850_lowlevel.o endif diff --git a/arch/arm/cpu/arm926ejs/davinci/config.mk b/arch/arm/cpu/arm926ejs/davinci/config.mk new file mode 100644 index 000000000..745231547 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/davinci/config.mk @@ -0,0 +1,16 @@ +# +# Copyright (C) 2012, Texas Instruments, Incorporated - http://www.ti.com/ +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed "as is" WITHOUT ANY WARRANTY of any +# kind, whether express or implied; without even the implied warranty +# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +ifndef CONFIG_SPL_BUILD +ALL-$(CONFIG_SPL_FRAMEWORK) += $(obj)u-boot.ais +endif diff --git a/arch/arm/cpu/arm926ejs/davinci/spl.c b/arch/arm/cpu/arm926ejs/davinci/spl.c index 03c85c87f..714fa9284 100644 --- a/arch/arm/cpu/arm926ejs/davinci/spl.c +++ b/arch/arm/cpu/arm926ejs/davinci/spl.c @@ -21,6 +21,8 @@ * MA 02111-1307 USA */ #include <common.h> +#include <config.h> +#include <spl.h> #include <asm/u-boot.h> #include <asm/utils.h> #include <nand.h> @@ -30,15 +32,9 @@ #include <spi_flash.h> #include <mmc.h> -#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT - DECLARE_GLOBAL_DATA_PTR; -/* Define global data structure pointer to it*/ -static gd_t gdata __attribute__ ((section(".data"))); -static bd_t bdata __attribute__ ((section(".data"))); - -#else +#ifndef CONFIG_SPL_LIBCOMMON_SUPPORT void puts(const char *str) { while (*str) @@ -52,53 +48,49 @@ void putc(char c) NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c); } - #endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */ -inline void hang(void) -{ - puts("### ERROR ### Please RESET the board ###\n"); - for (;;) - ; -} - void board_init_f(ulong dummy) { + /* First, setup our stack pointer. */ + asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK)); + + /* Second, perform our low-level init. */ #ifdef CONFIG_SOC_DM365 dm36x_lowlevel_init(0); #endif #ifdef CONFIG_SOC_DA8XX arch_cpu_init(); #endif - relocate_code(CONFIG_SPL_STACK, NULL, CONFIG_SPL_TEXT_BASE); -} -void board_init_r(gd_t *id, ulong dummy) -{ -#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT - mem_malloc_init(CONFIG_SYS_TEXT_BASE - CONFIG_SYS_MALLOC_LEN, - CONFIG_SYS_MALLOC_LEN); + /* Third, we clear the BSS. */ + memset(__bss_start, 0, __bss_end__ - __bss_start); + /* Finally, setup gd and move to the next step. */ gd = &gdata; - gd->bd = &bdata; - gd->flags |= GD_FLG_RELOC; - gd->baudrate = CONFIG_BAUDRATE; - serial_init(); /* serial communications setup */ - gd->have_console = 1; + board_init_r(NULL, 0); +} -#endif +void spl_board_init(void) +{ + preloader_console_init(); +} -#ifdef CONFIG_SPL_NAND_LOAD - nand_init(); - puts("Nand boot...\n"); - nand_boot(); -#endif -#ifdef CONFIG_SPL_SPI_LOAD - puts("SPI boot...\n"); - spi_boot(); -#endif -#ifdef CONFIG_SPL_MMC_LOAD - puts("MMC boot...\n"); - spl_mmc_load(); +u32 spl_boot_mode(void) +{ + return MMCSD_MODE_RAW; +} + +u32 spl_boot_device(void) +{ +#ifdef CONFIG_SPL_NAND_SIMPLE + return BOOT_DEVICE_NAND; +#elif defined(CONFIG_SPL_SPI_LOAD) + return BOOT_DEVICE_SPI; +#elif defined(CONFIG_SPL_MMC_LOAD) + return BOOT_DEVICE_MMC1; +#else + puts("Unknown boot device\n"); + hang(); #endif } diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S index 6f05f1ac4..521d46290 100644 --- a/arch/arm/cpu/arm926ejs/start.S +++ b/arch/arm/cpu/arm926ejs/start.S @@ -215,6 +215,7 @@ call_board_init_f: /*------------------------------------------------------------------------------*/ +#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_NAND_SPL) /* * void relocate_code (addr_sp, gd, addr_moni) * @@ -344,6 +345,7 @@ _rel_dyn_end_ofs: .word __rel_dyn_end - _start _dynsym_start_ofs: .word __dynsym_start - _start +#endif /* ************************************************************************* diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index ecc26717c..978b184fb 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -18,6 +18,7 @@ #include <common.h> #include <errno.h> +#include <spl.h> #include <asm/arch/cpu.h> #include <asm/arch/hardware.h> #include <asm/arch/omap.h> @@ -27,7 +28,6 @@ #include <asm/arch/mmc_host_def.h> #include <asm/arch/sys_proto.h> #include <asm/io.h> -#include <asm/omap_common.h> #include <asm/emif.h> #include <asm/gpio.h> #include <i2c.h> @@ -166,6 +166,8 @@ void s_init(void) regVal |= UART_SMART_IDLE_EN; writel(regVal, &uart_base->uartsyscfg); + gd = &gdata; + preloader_console_init(); /* Initalize the board header */ diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile index d37b22d98..1f2fa027c 100644 --- a/arch/arm/cpu/armv7/omap-common/Makefile +++ b/arch/arm/cpu/armv7/omap-common/Makefile @@ -42,19 +42,6 @@ COBJS += boot-common.o SOBJS += lowlevel_init.o endif -ifdef CONFIG_SPL_BUILD -COBJS += spl.o -ifdef CONFIG_SPL_NAND_SUPPORT -COBJS += spl_nand.o -endif -ifdef CONFIG_SPL_MMC_SUPPORT -COBJS += spl_mmc.o -endif -ifdef CONFIG_SPL_YMODEM_SUPPORT -COBJS += spl_ymodem.o -endif -endif - ifndef CONFIG_SPL_BUILD ifneq ($(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),) COBJS += mem-common.o diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c index f211f7670..0f19141cc 100644 --- a/arch/arm/cpu/armv7/omap-common/boot-common.c +++ b/arch/arm/cpu/armv7/omap-common/boot-common.c @@ -17,8 +17,10 @@ */ #include <common.h> +#include <spl.h> #include <asm/omap_common.h> #include <asm/arch/omap.h> +#include <asm/arch/mmc_host_def.h> /* * This is used to verify if the configuration header @@ -37,13 +39,34 @@ struct omap_boot_parameters boot_params __attribute__ ((section(".data"))); */ u32 omap_bootmode = MMCSD_MODE_FAT; -u32 omap_boot_device(void) +u32 spl_boot_device(void) { return (u32) (boot_params.omap_bootdevice); } -u32 omap_boot_mode(void) +u32 spl_boot_mode(void) { return omap_bootmode; } + +void spl_board_init(void) +{ +#ifdef CONFIG_SPL_NAND_SUPPORT + gpmc_init(); +#endif +} + +int board_mmc_init(bd_t *bis) +{ + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC1: + omap_mmc_init(0, 0, 0); + break; + case BOOT_DEVICE_MMC2: + case BOOT_DEVICE_MMC2_2: + omap_mmc_init(1, 0, 0); + break; + } + return 0; +} #endif diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c index 459ebb55e..9ef10bdf2 100644 --- a/arch/arm/cpu/armv7/omap-common/hwinit-common.c +++ b/arch/arm/cpu/armv7/omap-common/hwinit-common.c @@ -28,10 +28,10 @@ * MA 02111-1307 USA */ #include <common.h> +#include <spl.h> #include <asm/arch/sys_proto.h> #include <asm/sizes.h> #include <asm/emif.h> -#include <asm/omap_common.h> DECLARE_GLOBAL_DATA_PTR; @@ -92,6 +92,11 @@ static void init_boot_params(void) { boot_params_ptr = (u32 *) &boot_params; } + +void spl_display_print(void) +{ + omap_rev_string(); +} #endif /* @@ -119,6 +124,9 @@ void s_init(void) set_mux_conf_regs(); #ifdef CONFIG_SPL_BUILD setup_clocks_for_console(); + + gd = &gdata; + preloader_console_init(); do_io_settings(); #endif diff --git a/arch/arm/cpu/armv7/omap-common/lowlevel_init.S b/arch/arm/cpu/armv7/omap-common/lowlevel_init.S index 1ece07363..9766563d0 100644 --- a/arch/arm/cpu/armv7/omap-common/lowlevel_init.S +++ b/arch/arm/cpu/armv7/omap-common/lowlevel_init.S @@ -52,18 +52,18 @@ ENTRY(save_boot_params) ldr r1, =boot_params str r0, [r1] #ifdef CONFIG_SPL_BUILD - /* Store the boot device in omap_boot_device */ + /* 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] @ omap_boot_device <- r1 + strb r2, [r3, #BOOT_DEVICE_OFFSET] @ spl_boot_device <- r1 /* boot mode is passed only for devices that can raw/fat mode */ cmp r2, #2 blt 2f cmp r2, #7 bgt 2f - /* Store the boot mode (raw/FAT) in omap_boot_mode */ + /* 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 diff --git a/arch/arm/cpu/armv7/omap-common/spl.c b/arch/arm/cpu/armv7/omap-common/spl.c deleted file mode 100644 index 4d1ac85d0..000000000 --- a/arch/arm/cpu/armv7/omap-common/spl.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * (C) Copyright 2010 - * Texas Instruments, <www.ti.com> - * - * Aneesh V <aneesh@ti.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <asm/u-boot.h> -#include <asm/utils.h> -#include <asm/arch/sys_proto.h> -#include <nand.h> -#include <mmc.h> -#include <fat.h> -#include <version.h> -#include <asm/omap_common.h> -#include <asm/arch/mmc_host_def.h> -#include <i2c.h> -#include <image.h> -#include <malloc.h> -#include <linux/compiler.h> - -DECLARE_GLOBAL_DATA_PTR; - -u32* boot_params_ptr = NULL; -struct spl_image_info spl_image; - -/* Define global data structure pointer to it*/ -static gd_t gdata __attribute__ ((section(".data"))); -static bd_t bdata __attribute__ ((section(".data"))); - -inline void hang(void) -{ - puts("### ERROR ### Please RESET the board ###\n"); - for (;;) - ; -} - -void board_init_f(ulong dummy) -{ - /* - * We call relocate_code() with relocation target same as the - * CONFIG_SYS_SPL_TEXT_BASE. This will result in relocation getting - * skipped. Instead, only .bss initialization will happen. That's - * all we need - */ - debug(">>board_init_f()\n"); - relocate_code(CONFIG_SPL_STACK, &gdata, CONFIG_SPL_TEXT_BASE); -} - -/* - * Default function to determine if u-boot or the OS should - * be started. This implementation always returns 1. - * - * Please implement your own board specific funcion to do this. - * - * RETURN - * 0 to not start u-boot - * positive if u-boot should start - */ -#ifdef CONFIG_SPL_OS_BOOT -__weak int spl_start_uboot(void) -{ - printf("SPL: Please implement spl_start_uboot() for your board\n"); - printf("SPL: Direct Linux boot not active!\n"); - return 1; -} -#endif - -void spl_parse_image_header(const struct image_header *header) -{ - u32 header_size = sizeof(struct image_header); - - if (__be32_to_cpu(header->ih_magic) == IH_MAGIC) { - spl_image.size = __be32_to_cpu(header->ih_size) + header_size; - spl_image.entry_point = __be32_to_cpu(header->ih_load); - /* Load including the header */ - spl_image.load_addr = spl_image.entry_point - header_size; - spl_image.os = header->ih_os; - spl_image.name = (const char *)&header->ih_name; - debug("spl: payload image: %s load addr: 0x%x size: %d\n", - spl_image.name, spl_image.load_addr, spl_image.size); - } else { - /* Signature not found - assume u-boot.bin */ - printf("mkimage signature not found - ih_magic = %x\n", - header->ih_magic); - debug("Assuming u-boot.bin ..\n"); - /* Let's assume U-Boot will not be more than 200 KB */ - spl_image.size = 200 * 1024; - spl_image.entry_point = CONFIG_SYS_TEXT_BASE; - spl_image.load_addr = CONFIG_SYS_TEXT_BASE; - spl_image.os = IH_OS_U_BOOT; - spl_image.name = "U-Boot"; - } -} - -/* - * This function jumps to an image with argument. Normally an FDT or ATAGS - * image. - * arg: Pointer to paramter image in RAM - */ -#ifdef CONFIG_SPL_OS_BOOT -static void __noreturn jump_to_image_linux(void *arg) -{ - debug("Entering kernel arg pointer: 0x%p\n", arg); - typedef void (*image_entry_arg_t)(int, int, void *) - __attribute__ ((noreturn)); - image_entry_arg_t image_entry = - (image_entry_arg_t) spl_image.entry_point; - cleanup_before_linux(); - image_entry(0, CONFIG_MACH_TYPE, arg); -} -#endif - -static void __noreturn jump_to_image_no_args(void) -{ - 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 */ -#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); -} - -void board_init_r(gd_t *id, ulong dummy) -{ - u32 boot_device; - debug(">>spl:board_init_r()\n"); - - mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START, - CONFIG_SYS_SPL_MALLOC_SIZE); - -#ifdef CONFIG_SPL_BOARD_INIT - spl_board_init(); -#endif - - boot_device = omap_boot_device(); - debug("boot device - %d\n", boot_device); - switch (boot_device) { -#ifdef CONFIG_SPL_MMC_SUPPORT - case BOOT_DEVICE_MMC1: - case BOOT_DEVICE_MMC2: - case BOOT_DEVICE_MMC2_2: - spl_mmc_load_image(); - break; -#endif -#ifdef CONFIG_SPL_NAND_SUPPORT - case BOOT_DEVICE_NAND: - spl_nand_load_image(); - break; -#endif -#ifdef CONFIG_SPL_YMODEM_SUPPORT - case BOOT_DEVICE_UART: - spl_ymodem_load_image(); - break; -#endif - default: - printf("SPL: Un-supported Boot Device - %d!!!\n", boot_device); - hang(); - break; - } - - switch (spl_image.os) { - case IH_OS_U_BOOT: - debug("Jumping to U-Boot\n"); - jump_to_image_no_args(); - break; -#ifdef CONFIG_SPL_OS_BOOT - case IH_OS_LINUX: - debug("Jumping to Linux\n"); - spl_board_prepare_for_linux(); - jump_to_image_linux((void *)CONFIG_SYS_SPL_ARGS_ADDR); - break; -#endif - default: - puts("Unsupported OS image.. Jumping nevertheless..\n"); - jump_to_image_no_args(); - } -} - -/* This requires UART clocks to be enabled */ -void preloader_console_init(void) -{ - const char *u_boot_rev = U_BOOT_VERSION; - - gd = &gdata; - gd->bd = &bdata; - gd->flags |= GD_FLG_RELOC; - gd->baudrate = CONFIG_BAUDRATE; - - serial_init(); /* serial communications setup */ - - gd->have_console = 1; - - /* Avoid a second "U-Boot" coming from this string */ - u_boot_rev = &u_boot_rev[7]; - - printf("\nU-Boot SPL %s (%s - %s)\n", u_boot_rev, U_BOOT_DATE, - U_BOOT_TIME); - omap_rev_string(); -} - -void __weak omap_rev_string() -{ - printf("Texas Instruments Revision detection unimplemented\n"); -} diff --git a/arch/arm/cpu/armv7/omap-common/spl_mmc.c b/arch/arm/cpu/armv7/omap-common/spl_mmc.c deleted file mode 100644 index 2f921bb07..000000000 --- a/arch/arm/cpu/armv7/omap-common/spl_mmc.c +++ /dev/null @@ -1,150 +0,0 @@ -/* - * (C) Copyright 2010 - * Texas Instruments, <www.ti.com> - * - * Aneesh V <aneesh@ti.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <asm/u-boot.h> -#include <asm/utils.h> -#include <asm/arch/sys_proto.h> -#include <mmc.h> -#include <fat.h> -#include <version.h> -#include <asm/omap_common.h> -#include <asm/arch/mmc_host_def.h> - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_GENERIC_MMC -int board_mmc_init(bd_t *bis) -{ - switch (omap_boot_device()) { - case BOOT_DEVICE_MMC1: - omap_mmc_init(0, 0, 0); - break; - case BOOT_DEVICE_MMC2: - case BOOT_DEVICE_MMC2_2: - omap_mmc_init(1, 0, 0); - break; - } - return 0; -} -#endif - -static void mmc_load_image_raw(struct mmc *mmc) -{ - u32 image_size_sectors, err; - const struct image_header *header; - - header = (struct image_header *)(CONFIG_SYS_TEXT_BASE - - sizeof(struct image_header)); - - /* read image header to find the image size & load address */ - err = mmc->block_dev.block_read(0, - CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR, 1, - (void *)header); - - if (err <= 0) - goto end; - - spl_parse_image_header(header); - - /* convert size to sectors - round up */ - image_size_sectors = (spl_image.size + MMCSD_SECTOR_SIZE - 1) / - MMCSD_SECTOR_SIZE; - - /* Read the header too to avoid extra memcpy */ - err = mmc->block_dev.block_read(0, - CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR, - image_size_sectors, (void *)spl_image.load_addr); - -end: - if (err <= 0) { - printf("spl: mmc blk read err - %d\n", err); - hang(); - } -} - -static void mmc_load_image_fat(struct mmc *mmc) -{ - s32 err; - struct image_header *header; - - header = (struct image_header *)(CONFIG_SYS_TEXT_BASE - - sizeof(struct image_header)); - - err = fat_register_device(&mmc->block_dev, - CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION); - if (err) { - printf("spl: fat register err - %d\n", err); - hang(); - } - - err = file_fat_read(CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME, - (u8 *)header, sizeof(struct image_header)); - if (err <= 0) - goto end; - - spl_parse_image_header(header); - - err = file_fat_read(CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME, - (u8 *)spl_image.load_addr, 0); - -end: - if (err <= 0) { - printf("spl: error reading image %s, err - %d\n", - CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME, err); - hang(); - } -} - -void spl_mmc_load_image(void) -{ - struct mmc *mmc; - int err; - u32 boot_mode; - - mmc_initialize(gd->bd); - /* We register only one device. So, the dev id is always 0 */ - mmc = find_mmc_device(0); - if (!mmc) { - puts("spl: mmc device not found!!\n"); - hang(); - } - - err = mmc_init(mmc); - if (err) { - printf("spl: mmc init failed: err - %d\n", err); - hang(); - } - boot_mode = omap_boot_mode(); - if (boot_mode == MMCSD_MODE_RAW) { - debug("boot mode - RAW\n"); - mmc_load_image_raw(mmc); - } else if (boot_mode == MMCSD_MODE_FAT) { - debug("boot mode - FAT\n"); - mmc_load_image_fat(mmc); - } else { - puts("spl: wrong MMC boot mode\n"); - hang(); - } -} diff --git a/arch/arm/cpu/armv7/omap-common/spl_nand.c b/arch/arm/cpu/armv7/omap-common/spl_nand.c deleted file mode 100644 index 8cf55c9a1..000000000 --- a/arch/arm/cpu/armv7/omap-common/spl_nand.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (C) 2011 - * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <asm/u-boot.h> -#include <asm/utils.h> -#include <asm/arch/sys_proto.h> -#include <asm/io.h> -#include <nand.h> -#include <version.h> -#include <asm/omap_common.h> - -void spl_nand_load_image(void) -{ - struct image_header *header; - int *src __attribute__((unused)); - int *dst __attribute__((unused)); - - switch (omap_boot_mode()) { - case NAND_MODE_HW_ECC: - debug("spl: nand - using hw ecc\n"); - gpmc_init(); - nand_init(); - break; - default: - puts("spl: ERROR: This bootmode is not implemented - hanging"); - hang(); - } - - /*use CONFIG_SYS_TEXT_BASE as temporary storage area */ - header = (struct image_header *)(CONFIG_SYS_TEXT_BASE); -#ifdef CONFIG_SPL_OS_BOOT - if (!spl_start_uboot()) { - /* - * load parameter image - * load to temp position since nand_spl_load_image reads - * a whole block which is typically larger than - * CONFIG_CMD_SPL_WRITE_SIZE therefore may overwrite - * following sections like BSS - */ - nand_spl_load_image(CONFIG_CMD_SPL_NAND_OFS, - CONFIG_CMD_SPL_WRITE_SIZE, - (void *)CONFIG_SYS_TEXT_BASE); - /* copy to destintion */ - for (dst = (int *)CONFIG_SYS_SPL_ARGS_ADDR, - src = (int *)CONFIG_SYS_TEXT_BASE; - src < (int *)(CONFIG_SYS_TEXT_BASE + - CONFIG_CMD_SPL_WRITE_SIZE); - src++, dst++) { - writel(readl(src), dst); - } - - /* load linux */ - nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS, - CONFIG_SYS_NAND_PAGE_SIZE, (void *)header); - spl_parse_image_header(header); - if (header->ih_os == IH_OS_LINUX) { - /* happy - was a linux */ - nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS, - spl_image.size, (void *)spl_image.load_addr); - nand_deselect(); - return; - } else { - printf("The Expected Linux image was not" - "found. Please check your NAND" - "configuration.\n"); - printf("Trying to start u-boot now...\n"); - } - } -#endif -#ifdef CONFIG_NAND_ENV_DST - nand_spl_load_image(CONFIG_ENV_OFFSET, - CONFIG_SYS_NAND_PAGE_SIZE, (void *)header); - spl_parse_image_header(header); - nand_spl_load_image(CONFIG_ENV_OFFSET, spl_image.size, - (void *)spl_image.load_addr); -#ifdef CONFIG_ENV_OFFSET_REDUND - nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, - CONFIG_SYS_NAND_PAGE_SIZE, (void *)header); - spl_parse_image_header(header); - nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, spl_image.size, - (void *)spl_image.load_addr); -#endif -#endif - /* Load u-boot */ - nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS, - CONFIG_SYS_NAND_PAGE_SIZE, (void *)header); - spl_parse_image_header(header); - nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS, - spl_image.size, (void *)spl_image.load_addr); - nand_deselect(); -} diff --git a/arch/arm/cpu/armv7/omap-common/spl_ymodem.c b/arch/arm/cpu/armv7/omap-common/spl_ymodem.c deleted file mode 100644 index 47663f7ed..000000000 --- a/arch/arm/cpu/armv7/omap-common/spl_ymodem.c +++ /dev/null @@ -1,76 +0,0 @@ -/* - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2011 - * Texas Instruments, <www.ti.com> - * - * Matt Porter <mporter@ti.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <xyzModem.h> -#include <asm/u-boot.h> -#include <asm/utils.h> -#include <asm/arch/sys_proto.h> -#include <asm/omap_common.h> - -#define BUF_SIZE 1024 - -static int getcymodem(void) { - if (tstc()) - return (getc()); - return -1; -} - -void spl_ymodem_load_image(void) -{ - int size = 0; - int err; - int res; - int ret; - connection_info_t info; - char buf[BUF_SIZE]; - ulong store_addr = ~0; - ulong addr = 0; - - info.mode = xyzModem_ymodem; - ret = xyzModem_stream_open(&info, &err); - - if (!ret) { - while ((res = - xyzModem_stream_read(buf, BUF_SIZE, &err)) > 0) { - if (addr == 0) - spl_parse_image_header((struct image_header *)buf); - store_addr = addr + spl_image.load_addr; - size += res; - addr += res; - memcpy((char *)(store_addr), buf, res); - } - } else { - printf("spl: ymodem err - %s\n", xyzModem_error(err)); - hang(); - } - - xyzModem_stream_close(&err); - xyzModem_stream_terminate(false, &getcymodem); - - printf("Loaded %d bytes\n", size); -} diff --git a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds index 8867e0604..1d8efb213 100644 --- a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds +++ b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds @@ -37,9 +37,9 @@ SECTIONS { .text : { - __start = .; - arch/arm/cpu/armv7/start.o (.text) - *(.text*) + __start = .; + arch/arm/cpu/armv7/start.o (.text) + *(.text*) } >.sram . = ALIGN(4); diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c index f2e52e9ce..9cee1d9b4 100644 --- a/arch/arm/cpu/armv7/omap3/board.c +++ b/arch/arm/cpu/armv7/omap3/board.c @@ -33,6 +33,7 @@ * MA 02111-1307 USA */ #include <common.h> +#include <spl.h> #include <asm/io.h> #include <asm/arch/sys_proto.h> #include <asm/arch/mem.h> @@ -40,9 +41,12 @@ #include <asm/armv7.h> #include <asm/arch/gpio.h> #include <asm/omap_common.h> +#include <asm/arch/mmc_host_def.h> #include <i2c.h> #include <linux/compiler.h> +DECLARE_GLOBAL_DATA_PTR; + /* Declarations */ extern omap3_sysinfo sysinfo; static void omap3_setup_aux_cr(void); @@ -69,30 +73,44 @@ const struct gpio_bank *const omap_gpio_bank = gpio_bank_34xx; u32 omap3_boot_device = BOOT_DEVICE_NAND; /* auto boot mode detection is not possible for OMAP3 - hard code */ -u32 omap_boot_mode(void) +u32 spl_boot_mode(void) { - switch (omap_boot_device()) { + switch (spl_boot_device()) { case BOOT_DEVICE_MMC2: return MMCSD_MODE_RAW; case BOOT_DEVICE_MMC1: return MMCSD_MODE_FAT; break; - case BOOT_DEVICE_NAND: - return NAND_MODE_HW_ECC; - break; default: puts("spl: ERROR: unknown device - can't select boot mode\n"); hang(); } } -u32 omap_boot_device(void) +u32 spl_boot_device(void) { return omap3_boot_device; } +int board_mmc_init(bd_t *bis) +{ + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC1: + omap_mmc_init(0, 0, 0); + break; + case BOOT_DEVICE_MMC2: + case BOOT_DEVICE_MMC2_2: + omap_mmc_init(1, 0, 0); + break; + } + return 0; +} + void spl_board_init(void) { +#ifdef CONFIG_SPL_NAND_SUPPORT + gpmc_init(); +#endif #ifdef CONFIG_SPL_I2C_SUPPORT i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); #endif @@ -236,6 +254,8 @@ void s_init(void) #endif #ifdef CONFIG_SPL_BUILD + gd = &gdata; + preloader_console_init(); timer_init(); diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index 32658eb7a..f26308df1 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -164,6 +164,7 @@ call_board_init_f: /*------------------------------------------------------------------------------*/ +#ifndef CONFIG_SPL_BUILD /* * void relocate_code (addr_sp, gd, addr_moni) * @@ -194,7 +195,6 @@ copy_loop: cmp r0, r2 /* until source end address [r2] */ blo copy_loop -#ifndef CONFIG_SPL_BUILD /* * fix .rel.dyn relocations */ @@ -241,20 +241,12 @@ _rel_dyn_end_ofs: _dynsym_start_ofs: .word __dynsym_start - _start -#endif /* #ifndef CONFIG_SPL_BUILD */ - 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... */ @@ -281,12 +273,10 @@ jump_2_ram: * Move vector table */ #if !defined(CONFIG_TEGRA20) -#if !(defined(CONFIG_OMAP44XX) && defined(CONFIG_SPL_BUILD)) /* Set vector address in CP15 VBAR register */ ldr r0, =_start add r0, r0, r9 mcr p15, 0, r0, c12, c0, 0 @Set VBAR -#endif #endif /* !Tegra20 */ ldr r0, _board_init_r_ofs @@ -302,6 +292,7 @@ jump_2_ram: _board_init_r_ofs: .word board_init_r - _start ENDPROC(relocate_code) +#endif /************************************************************************* * |