X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv7%2Fomap-common%2Fboot-common.c;h=385310ba1ec95825292f55824710a8e18c087275;hb=fe4ba689a0cb2bb2ceafb88556a57bd80814b648;hp=00a108212a7294c40e26ee0e12056a19510b3b0c;hpb=bd5053ffa5b8162257537bdb79ba829372423096;p=u-boot diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c index 00a108212a..385310ba1e 100644 --- a/arch/arm/cpu/armv7/omap-common/boot-common.c +++ b/arch/arm/cpu/armv7/omap-common/boot-common.c @@ -17,27 +17,35 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; -void save_omap_boot_params(void) +__weak u32 omap_sys_boot_device(void) { - u32 rom_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS); - u8 boot_device; - u32 dev_desc, dev_data; + return BOOT_DEVICE_NONE; +} - if ((rom_params < NON_SECURE_SRAM_START) || - (rom_params > NON_SECURE_SRAM_END)) +void save_omap_boot_params(void) +{ + u32 boot_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS); + struct omap_boot_parameters *omap_boot_params; + int sys_boot_device = 0; + u32 boot_device; + u32 boot_mode; + + if ((boot_params < NON_SECURE_SRAM_START) || + (boot_params > NON_SECURE_SRAM_END)) return; - /* - * rom_params can be type casted to omap_boot_parameters and - * used. But it not correct to assume that romcode structure - * encoding would be same as u-boot. So use the defined offsets. - */ - boot_device = *((u8 *)(rom_params + BOOT_DEVICE_OFFSET)); + omap_boot_params = (struct omap_boot_parameters *)boot_params; + + boot_device = omap_boot_params->boot_device; + boot_mode = MMCSD_MODE_UNDEFINED; + + /* Boot device */ -#if defined(BOOT_DEVICE_NAND_I2C) +#ifdef BOOT_DEVICE_NAND_I2C /* * Re-map NAND&I2C boot-device to the "normal" NAND boot-device. * Otherwise the SPL boot IF can't handle this device correctly. @@ -47,68 +55,145 @@ void save_omap_boot_params(void) if (boot_device == BOOT_DEVICE_NAND_I2C) boot_device = BOOT_DEVICE_NAND; #endif - gd->arch.omap_boot_params.omap_bootdevice = boot_device; +#ifdef BOOT_DEVICE_QSPI_4 + /* + * We get different values for QSPI_1 and QSPI_4 being used, but + * don't actually care about this difference. Rather than + * mangle the later code, if we're coming in as QSPI_4 just + * change to the QSPI_1 value. + */ + if (boot_device == BOOT_DEVICE_QSPI_4) + boot_device = BOOT_DEVICE_SPI; +#endif + /* + * When booting from peripheral booting, the boot device is not usable + * as-is (unless there is support for it), so the boot device is instead + * figured out using the SYS_BOOT pins. + */ + switch (boot_device) { +#if defined(BOOT_DEVICE_UART) && !defined(CONFIG_SPL_YMODEM_SUPPORT) + case BOOT_DEVICE_UART: + sys_boot_device = 1; + break; +#endif +#if defined(BOOT_DEVICE_USB) && !defined(CONFIG_SPL_USB_SUPPORT) + case BOOT_DEVICE_USB: + sys_boot_device = 1; + break; +#endif +#if defined(BOOT_DEVICE_USBETH) && !defined(CONFIG_SPL_USBETH_SUPPORT) + case BOOT_DEVICE_USBETH: + sys_boot_device = 1; + break; +#endif +#if defined(BOOT_DEVICE_CPGMAC) && !defined(CONFIG_SPL_ETH_SUPPORT) + case BOOT_DEVICE_CPGMAC: + sys_boot_device = 1; + break; +#endif +#if defined(BOOT_DEVICE_DFU) && !defined(CONFIG_SPL_DFU_SUPPORT) + case BOOT_DEVICE_DFU: + sys_boot_device = 1; + break; +#endif + } - gd->arch.omap_boot_params.ch_flags = - *((u8 *)(rom_params + CH_FLAGS_OFFSET)); + if (sys_boot_device) { + boot_device = omap_sys_boot_device(); + /* MMC raw mode will fallback to FS mode. */ + if ((boot_device >= MMC_BOOT_DEVICES_START) && + (boot_device <= MMC_BOOT_DEVICES_END)) + boot_mode = MMCSD_MODE_RAW; + } + + gd->arch.omap_boot_device = boot_device; + + /* Boot mode */ + +#ifdef CONFIG_OMAP34XX if ((boot_device >= MMC_BOOT_DEVICES_START) && (boot_device <= MMC_BOOT_DEVICES_END)) { -#if !defined(CONFIG_AM33XX) && !defined(CONFIG_TI81XX) && \ - !defined(CONFIG_AM43XX) - if ((omap_hw_init_context() == - OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)) { - gd->arch.omap_boot_params.omap_bootmode = - *((u8 *)(rom_params + BOOT_MODE_OFFSET)); - } else -#endif - { - dev_desc = *((u32 *)(rom_params + DEV_DESC_PTR_OFFSET)); - dev_data = *((u32 *)(dev_desc + DEV_DATA_PTR_OFFSET)); - gd->arch.omap_boot_params.omap_bootmode = - *((u32 *)(dev_data + BOOT_MODE_OFFSET)); + switch (boot_device) { + case BOOT_DEVICE_MMC1: + boot_mode = MMCSD_MODE_FS; + break; + case BOOT_DEVICE_MMC2: + boot_mode = MMCSD_MODE_RAW; + break; } } - -#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX) +#else /* - * We get different values for QSPI_1 and QSPI_4 being used, but - * don't actually care about this difference. Rather than - * mangle the later code, if we're coming in as QSPI_4 just - * change to the QSPI_1 value. + * If the boot device was dynamically changed and doesn't match what + * the bootrom initially booted, we cannot use the boot device + * descriptor to figure out the boot mode. */ - if (gd->arch.omap_boot_params.omap_bootdevice == 11) - gd->arch.omap_boot_params.omap_bootdevice = BOOT_DEVICE_SPI; + if ((boot_device == omap_boot_params->boot_device) && + (boot_device >= MMC_BOOT_DEVICES_START) && + (boot_device <= MMC_BOOT_DEVICES_END)) { + boot_params = omap_boot_params->boot_device_descriptor; + if ((boot_params < NON_SECURE_SRAM_START) || + (boot_params > NON_SECURE_SRAM_END)) + return; + + boot_params = *((u32 *)(boot_params + DEVICE_DATA_OFFSET)); + if ((boot_params < NON_SECURE_SRAM_START) || + (boot_params > NON_SECURE_SRAM_END)) + return; + + boot_mode = *((u32 *)(boot_params + BOOT_MODE_OFFSET)); + + if (boot_mode != MMCSD_MODE_FS && + boot_mode != MMCSD_MODE_RAW) +#ifdef CONFIG_SUPPORT_EMMC_BOOT + boot_mode = MMCSD_MODE_EMMCBOOT; +#else + boot_mode = MMCSD_MODE_UNDEFINED; +#endif + } +#endif + + gd->arch.omap_boot_mode = boot_mode; + +#if !defined(CONFIG_TI814X) && !defined(CONFIG_TI816X) && \ + !defined(CONFIG_AM33XX) && !defined(CONFIG_AM43XX) + + /* CH flags */ + + gd->arch.omap_ch_flags = omap_boot_params->ch_flags; #endif } #ifdef CONFIG_SPL_BUILD u32 spl_boot_device(void) { - return (u32) (gd->arch.omap_boot_params.omap_bootdevice); + return gd->arch.omap_boot_device; } -u32 spl_boot_mode(void) +u32 spl_boot_mode(const u32 boot_device) { - u32 val = gd->arch.omap_boot_params.omap_bootmode; - - if (val == MMCSD_MODE_RAW) - return MMCSD_MODE_RAW; - else if (val == MMCSD_MODE_FS) - return MMCSD_MODE_FS; - else -#ifdef CONFIG_SUPPORT_EMMC_BOOT - return MMCSD_MODE_EMMCBOOT; -#else - return MMCSD_MODE_UNDEFINED; -#endif + return gd->arch.omap_boot_mode; } void spl_board_init(void) { -#ifdef CONFIG_SPL_NAND_SUPPORT + /* + * Save the boot parameters passed from romcode. + * We cannot delay the saving further than this, + * to prevent overwrites. + */ + save_omap_boot_params(); + + /* Prepare console output */ + preloader_console_init(); + +#if defined(CONFIG_SPL_NAND_SUPPORT) || defined(CONFIG_SPL_ONENAND_SUPPORT) gpmc_init(); #endif +#ifdef CONFIG_SPL_I2C_SUPPORT + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); +#endif #if defined(CONFIG_AM33XX) && defined(CONFIG_SPL_MUSB_NEW_SUPPORT) arch_misc_init(); #endif @@ -120,7 +205,7 @@ void spl_board_init(void) #endif } -int board_mmc_init(bd_t *bis) +__weak int board_mmc_init(bd_t *bis) { switch (spl_boot_device()) { case BOOT_DEVICE_MMC1: @@ -128,6 +213,7 @@ int board_mmc_init(bd_t *bis) break; case BOOT_DEVICE_MMC2: case BOOT_DEVICE_MMC2_2: + omap_mmc_init(0, 0, 0, -1, -1); omap_mmc_init(1, 0, 0, -1, -1); break; } @@ -140,15 +226,27 @@ void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) image_entry_noargs_t image_entry = (image_entry_noargs_t) spl_image->entry_point; + u32 boot_params = *((u32 *)OMAP_SRAM_SCRATCH_BOOT_PARAMS); + 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); + image_entry((u32 *)boot_params); } #endif #ifdef CONFIG_SCSI_AHCI_PLAT void arch_preboot_os(void) { - ahci_reset(DWC_AHSATA_BASE); + ahci_reset((void __iomem *)DWC_AHSATA_BASE); +} +#endif + +#if defined(CONFIG_USB_FUNCTION_FASTBOOT) && !defined(CONFIG_ENV_IS_NOWHERE) +int fb_set_reboot_flag(void) +{ + printf("Setting reboot to fastboot flag ...\n"); + setenv("dofastboot", "1"); + saveenv(); + return 0; } #endif