mirror of
https://github.com/AsahiLinux/u-boot
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9270cc8f3b
The SPL SDP is configured as BOOT_DEVICE_BOARD, so when booting from USB, change its type to BOOT_DEVICE_BOARD, so we can use SDP. Signed-off-by: Ye Li <ye.li@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>
394 lines
11 KiB
C
394 lines
11 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_EIM:
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/* BOOT_CFG1[3]: NOR/OneNAND Selection */
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switch ((reg & IMX6_BMODE_EIM_MASK) >> IMX6_BMODE_EIM_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_BOARD;
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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)
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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(struct mmc *mmc, 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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void *board_spl_fit_buffer_addr(ulong fit_size, int sectors, int bl_len)
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{
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int align_len = ARCH_DMA_MINALIGN - 1;
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/* Some devices like SDP, NOR, NAND, SPI are using bl_len =1, so their fit address
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* is different with SD/MMC, this cause mismatch with signed address. Thus, adjust
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* the bl_len to align with SD/MMC.
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*/
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if (bl_len < 512)
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bl_len = 512;
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return (void *)((CONFIG_SYS_TEXT_BASE - fit_size - bl_len -
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align_len) & ~align_len);
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}
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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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/*
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* read the address where the IVT header must sit
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* from IVT image header, loaded from SPL into
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* an malloced buffer and copy the IVT header
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* to this address
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*/
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void *spl_load_simple_fit_fix_load(const void *fit)
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{
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struct ivt *ivt;
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unsigned long new;
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unsigned long offset;
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unsigned long size;
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u8 *tmp = (u8 *)fit;
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offset = ALIGN(fdt_totalsize(fit), 0x1000);
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size = ALIGN(fdt_totalsize(fit), 4);
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size = board_spl_fit_size_align(size);
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tmp += offset;
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ivt = (struct ivt *)tmp;
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if (ivt->hdr.magic != IVT_HEADER_MAGIC) {
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debug("no IVT header found\n");
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return (void *)fit;
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}
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debug("%s: ivt: %p offset: %lx size: %lx\n", __func__, ivt, offset, size);
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debug("%s: ivt self: %x\n", __func__, ivt->self);
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new = ivt->self;
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new -= offset;
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debug("%s: new %lx\n", __func__, new);
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memcpy((void *)new, fit, size);
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return (void *)new;
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}
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