mirror of
https://github.com/AsahiLinux/u-boot
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efc4ad0bc7
The size is derived from the FIT image itself. Any alignment requirements are machine-specific and known by the board code. Thus the total length can be derived from the FIT image and knowledge of the platform. The 'length' argument is redundant. Remove it. Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Simon Glass <sjg@chromium.org> CC: Matt Porter <mporter@konsulko.com>
347 lines
9.3 KiB
C
347 lines
9.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2014 Gateworks Corporation
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* Copyright (C) 2011-2012 Freescale Semiconductor, Inc.
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*
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* Author: Tim Harvey <tharvey@gateworks.com>
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*/
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#include <common.h>
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#include <hang.h>
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#include <init.h>
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#include <log.h>
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#include <asm/global_data.h>
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#include <asm/io.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/spl.h>
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#include <spl.h>
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#include <asm/mach-imx/hab.h>
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#include <asm/mach-imx/boot_mode.h>
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#include <g_dnl.h>
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#include <linux/libfdt.h>
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DECLARE_GLOBAL_DATA_PTR;
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__weak int spl_board_boot_device(enum boot_device boot_dev_spl)
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{
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return 0;
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}
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#if defined(CONFIG_MX6)
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/* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */
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u32 spl_boot_device(void)
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{
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unsigned int bmode = readl(&src_base->sbmr2);
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u32 reg = imx6_src_get_boot_mode();
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/*
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* Check for BMODE if serial downloader is enabled
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* BOOT_MODE - see IMX6DQRM Table 8-1
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*/
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if (((bmode >> 24) & 0x03) == 0x01) /* Serial Downloader */
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return BOOT_DEVICE_BOARD;
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/*
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* The above method does not detect that the boot ROM used
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* serial downloader in case the boot ROM decided to use the
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* serial downloader as a fall back (primary boot source failed).
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*
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* Infer that the boot ROM used the USB serial downloader by
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* checking whether the USB PHY is currently active... This
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* assumes that SPL did not (yet) initialize the USB PHY...
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*/
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if (is_usbotg_phy_active())
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return BOOT_DEVICE_BOARD;
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/* BOOT_CFG1[7:4] - see IMX6DQRM Table 8-8 */
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switch ((reg & IMX6_BMODE_MASK) >> IMX6_BMODE_SHIFT) {
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/* EIM: See 8.5.1, Table 8-9 */
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case IMX6_BMODE_EMI:
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/* BOOT_CFG1[3]: NOR/OneNAND Selection */
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switch ((reg & IMX6_BMODE_EMI_MASK) >> IMX6_BMODE_EMI_SHIFT) {
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case IMX6_BMODE_ONENAND:
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return BOOT_DEVICE_ONENAND;
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case IMX6_BMODE_NOR:
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return BOOT_DEVICE_NOR;
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break;
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}
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/* Reserved: Used to force Serial Downloader */
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case IMX6_BMODE_RESERVED:
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return BOOT_DEVICE_BOARD;
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/* SATA: See 8.5.4, Table 8-20 */
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#if !defined(CONFIG_MX6UL) && !defined(CONFIG_MX6ULL)
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case IMX6_BMODE_SATA:
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return BOOT_DEVICE_SATA;
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#endif
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/* Serial ROM: See 8.5.5.1, Table 8-22 */
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case IMX6_BMODE_SERIAL_ROM:
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/* BOOT_CFG4[2:0] */
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switch ((reg & IMX6_BMODE_SERIAL_ROM_MASK) >>
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IMX6_BMODE_SERIAL_ROM_SHIFT) {
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case IMX6_BMODE_ECSPI1:
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case IMX6_BMODE_ECSPI2:
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case IMX6_BMODE_ECSPI3:
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case IMX6_BMODE_ECSPI4:
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case IMX6_BMODE_ECSPI5:
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return BOOT_DEVICE_SPI;
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case IMX6_BMODE_I2C1:
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case IMX6_BMODE_I2C2:
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case IMX6_BMODE_I2C3:
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return BOOT_DEVICE_I2C;
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}
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break;
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/* SD/eSD: 8.5.3, Table 8-15 */
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case IMX6_BMODE_SD:
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case IMX6_BMODE_ESD:
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return BOOT_DEVICE_MMC1;
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/* MMC/eMMC: 8.5.3 */
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case IMX6_BMODE_MMC:
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case IMX6_BMODE_EMMC:
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return BOOT_DEVICE_MMC1;
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/* NAND Flash: 8.5.2, Table 8-10 */
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case IMX6_BMODE_NAND_MIN ... IMX6_BMODE_NAND_MAX:
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return BOOT_DEVICE_NAND;
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#if defined(CONFIG_MX6UL) || defined(CONFIG_MX6ULL)
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/* QSPI boot */
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case IMX6_BMODE_QSPI:
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return BOOT_DEVICE_SPI;
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#endif
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}
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return BOOT_DEVICE_NONE;
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}
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#elif defined(CONFIG_MX7) || defined(CONFIG_IMX8M) || defined(CONFIG_IMX8)
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/* Translate iMX7/i.MX8M boot device to the SPL boot device enumeration */
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u32 spl_boot_device(void)
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{
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#if defined(CONFIG_MX7)
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unsigned int bmode = readl(&src_base->sbmr2);
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/*
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* Check for BMODE if serial downloader is enabled
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* BOOT_MODE - see IMX7DRM Table 6-24
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*/
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if (((bmode >> 24) & 0x03) == 0x01) /* Serial Downloader */
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return BOOT_DEVICE_BOARD;
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/*
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* The above method does not detect that the boot ROM used
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* serial downloader in case the boot ROM decided to use the
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* serial downloader as a fall back (primary boot source failed).
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*
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* Infer that the boot ROM used the USB serial downloader by
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* checking whether the USB PHY is currently active... This
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* assumes that SPL did not (yet) initialize the USB PHY...
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*/
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if (is_boot_from_usb())
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return BOOT_DEVICE_BOARD;
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#endif
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enum boot_device boot_device_spl = get_boot_device();
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if (IS_ENABLED(CONFIG_IMX8MM) || IS_ENABLED(CONFIG_IMX8MN) ||
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IS_ENABLED(CONFIG_IMX8MP))
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return spl_board_boot_device(boot_device_spl);
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switch (boot_device_spl) {
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#if defined(CONFIG_MX7)
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case SD1_BOOT:
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case MMC1_BOOT:
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case SD2_BOOT:
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case MMC2_BOOT:
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case SD3_BOOT:
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case MMC3_BOOT:
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return BOOT_DEVICE_MMC1;
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#elif defined(CONFIG_IMX8)
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case MMC1_BOOT:
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return BOOT_DEVICE_MMC1;
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case SD2_BOOT:
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return BOOT_DEVICE_MMC2_2;
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case SD3_BOOT:
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return BOOT_DEVICE_MMC1;
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case FLEXSPI_BOOT:
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return BOOT_DEVICE_SPI;
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#elif defined(CONFIG_IMX8M)
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case SD1_BOOT:
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case MMC1_BOOT:
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return BOOT_DEVICE_MMC1;
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case SD2_BOOT:
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case MMC2_BOOT:
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return BOOT_DEVICE_MMC2;
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#endif
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case NAND_BOOT:
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return BOOT_DEVICE_NAND;
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case SPI_NOR_BOOT:
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return BOOT_DEVICE_SPI;
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case QSPI_BOOT:
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return BOOT_DEVICE_NOR;
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case USB_BOOT:
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return BOOT_DEVICE_USB;
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default:
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return BOOT_DEVICE_NONE;
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}
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}
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#endif /* CONFIG_MX7 || CONFIG_IMX8M || CONFIG_IMX8 */
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#ifdef CONFIG_SPL_USB_GADGET
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int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
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{
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put_unaligned(CONFIG_USB_GADGET_PRODUCT_NUM + 0xfff, &dev->idProduct);
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return 0;
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}
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#define SDPV_BCD_DEVICE 0x500
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int g_dnl_get_board_bcd_device_number(int gcnum)
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{
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return SDPV_BCD_DEVICE;
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}
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#endif
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#if defined(CONFIG_SPL_MMC_SUPPORT)
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/* called from spl_mmc to see type of boot mode for storage (RAW or FAT) */
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u32 spl_mmc_boot_mode(const u32 boot_device)
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{
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#if defined(CONFIG_MX7) || defined(CONFIG_IMX8M) || defined(CONFIG_IMX8)
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switch (get_boot_device()) {
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/* for MMC return either RAW or FAT mode */
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case SD1_BOOT:
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case SD2_BOOT:
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case SD3_BOOT:
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if (IS_ENABLED(CONFIG_SPL_FS_FAT))
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return MMCSD_MODE_FS;
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else
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return MMCSD_MODE_RAW;
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case MMC1_BOOT:
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case MMC2_BOOT:
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case MMC3_BOOT:
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if (IS_ENABLED(CONFIG_SPL_FS_FAT))
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return MMCSD_MODE_FS;
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else if (IS_ENABLED(CONFIG_SUPPORT_EMMC_BOOT))
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return MMCSD_MODE_EMMCBOOT;
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else
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return MMCSD_MODE_RAW;
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default:
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puts("spl: ERROR: unsupported device\n");
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hang();
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}
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#else
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switch (boot_device) {
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/* for MMC return either RAW or FAT mode */
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case BOOT_DEVICE_MMC1:
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case BOOT_DEVICE_MMC2:
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case BOOT_DEVICE_MMC2_2:
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if (IS_ENABLED(CONFIG_SPL_FS_FAT))
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return MMCSD_MODE_FS;
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else if (IS_ENABLED(CONFIG_SUPPORT_EMMC_BOOT))
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return MMCSD_MODE_EMMCBOOT;
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else
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return MMCSD_MODE_RAW;
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default:
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puts("spl: ERROR: unsupported device\n");
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hang();
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}
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#endif
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}
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#endif
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#if defined(CONFIG_IMX_HAB)
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/*
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* +------------+ 0x0 (DDR_UIMAGE_START) -
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* | Header | |
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* +------------+ 0x40 |
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* | | |
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* | | |
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* | | |
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* | | |
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* | Image Data | |
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* . | |
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* . | > Stuff to be authenticated ----+
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* . | | |
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* | | | |
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* | | | |
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* +------------+ | |
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* | | | |
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* | Fill Data | | |
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* | | | |
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* +------------+ Align to ALIGN_SIZE | |
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* | IVT | | |
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* +------------+ + IVT_SIZE - |
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* | | |
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* | CSF DATA | <---------------------------------------------------------+
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* | |
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* +------------+
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* | |
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* | Fill Data |
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* | |
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* +------------+ + CSF_PAD_SIZE
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*/
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__weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
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{
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typedef void __noreturn (*image_entry_noargs_t)(void);
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uint32_t offset;
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image_entry_noargs_t image_entry =
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(image_entry_noargs_t)(unsigned long)spl_image->entry_point;
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debug("image entry point: 0x%lX\n", spl_image->entry_point);
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if (spl_image->flags & SPL_FIT_FOUND) {
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image_entry();
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} else {
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/*
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* HAB looks for the CSF at the end of the authenticated
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* data therefore, we need to subtract the size of the
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* CSF from the actual filesize
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*/
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offset = spl_image->size - CONFIG_CSF_SIZE;
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if (!imx_hab_authenticate_image(spl_image->load_addr,
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offset + IVT_SIZE +
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CSF_PAD_SIZE, offset)) {
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image_entry();
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} else {
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panic("spl: ERROR: image authentication fail\n");
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}
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}
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}
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#if !defined(CONFIG_SPL_FIT_SIGNATURE)
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ulong board_spl_fit_size_align(ulong size)
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{
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/*
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* HAB authenticate_image requests the IVT offset is
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* aligned to 0x1000
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*/
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size = ALIGN(size, 0x1000);
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size += CONFIG_CSF_SIZE;
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return size;
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}
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void board_spl_fit_post_load(const void *fit)
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{
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u32 offset = ALIGN(fdt_totalsize(fit), 0x1000);
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if (imx_hab_authenticate_image((uintptr_t)fit,
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offset + IVT_SIZE + CSF_PAD_SIZE,
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offset)) {
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panic("spl: ERROR: image authentication unsuccessful\n");
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}
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}
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#endif
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#endif
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#if defined(CONFIG_MX6) && defined(CONFIG_SPL_OS_BOOT)
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int dram_init_banksize(void)
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{
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gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
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gd->bd->bi_dram[0].size = imx_ddr_size();
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return 0;
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}
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#endif
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