+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014 Gateworks Corporation
* Copyright (C) 2011-2012 Freescale Semiconductor, Inc.
*
* Author: Tim Harvey <tharvey@gateworks.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/spl.h>
#include <spl.h>
#include <asm/mach-imx/hab.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <g_dnl.h>
+
+DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_MX6)
/* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */
{
unsigned int bmode = readl(&src_base->sbmr2);
u32 reg = imx6_src_get_boot_mode();
+ u32 mmc_index = ((reg >> 11) & 0x03);
/*
* Check for BMODE if serial downloader is enabled
* BOOT_MODE - see IMX6DQRM Table 8-1
*/
if (((bmode >> 24) & 0x03) == 0x01) /* Serial Downloader */
- return BOOT_DEVICE_UART;
+ return BOOT_DEVICE_BOARD;
+
+ /*
+ * The above method does not detect that the boot ROM used
+ * serial downloader in case the boot ROM decided to use the
+ * serial downloader as a fall back (primary boot source failed).
+ *
+ * Infer that the boot ROM used the USB serial downloader by
+ * checking whether the USB PHY is currently active... This
+ * assumes that SPL did not (yet) initialize the USB PHY...
+ */
+ if (is_usbotg_phy_active())
+ return BOOT_DEVICE_BOARD;
/* BOOT_CFG1[7:4] - see IMX6DQRM Table 8-8 */
switch ((reg & IMX6_BMODE_MASK) >> IMX6_BMODE_SHIFT) {
break;
}
/* Reserved: Used to force Serial Downloader */
- case IMX6_BMODE_UART:
- return BOOT_DEVICE_UART;
+ case IMX6_BMODE_RESERVED:
+ return BOOT_DEVICE_BOARD;
/* SATA: See 8.5.4, Table 8-20 */
+#if !defined(CONFIG_MX6UL) && !defined(CONFIG_MX6ULL)
case IMX6_BMODE_SATA:
return BOOT_DEVICE_SATA;
+#endif
/* Serial ROM: See 8.5.5.1, Table 8-22 */
case IMX6_BMODE_SERIAL_ROM:
/* BOOT_CFG4[2:0] */
/* SD/eSD: 8.5.3, Table 8-15 */
case IMX6_BMODE_SD:
case IMX6_BMODE_ESD:
- return BOOT_DEVICE_MMC1;
- /* MMC/eMMC: 8.5.3 */
case IMX6_BMODE_MMC:
case IMX6_BMODE_EMMC:
- return BOOT_DEVICE_MMC1;
+ if (mmc_index == 1)
+ return BOOT_DEVICE_MMC2;
+ else
+ return BOOT_DEVICE_MMC1;
/* NAND Flash: 8.5.2, Table 8-10 */
- case IMX6_BMODE_NAND:
+ case IMX6_BMODE_NAND_MIN ... IMX6_BMODE_NAND_MAX:
return BOOT_DEVICE_NAND;
+#if defined(CONFIG_MX6UL) || defined(CONFIG_MX6ULL)
+ /* QSPI boot */
+ case IMX6_BMODE_QSPI:
+ return BOOT_DEVICE_SPI;
+#endif
}
return BOOT_DEVICE_NONE;
}
+
+#elif defined(CONFIG_MX7) || defined(CONFIG_IMX8M) || defined(CONFIG_IMX8)
+/* Translate iMX7/i.MX8M boot device to the SPL boot device enumeration */
+u32 spl_boot_device(void)
+{
+#if defined(CONFIG_MX7)
+ unsigned int bmode = readl(&src_base->sbmr2);
+
+ /*
+ * Check for BMODE if serial downloader is enabled
+ * BOOT_MODE - see IMX7DRM Table 6-24
+ */
+ if (((bmode >> 24) & 0x03) == 0x01) /* Serial Downloader */
+ return BOOT_DEVICE_BOARD;
+
+ /*
+ * The above method does not detect that the boot ROM used
+ * serial downloader in case the boot ROM decided to use the
+ * serial downloader as a fall back (primary boot source failed).
+ *
+ * Infer that the boot ROM used the USB serial downloader by
+ * checking whether the USB PHY is currently active... This
+ * assumes that SPL did not (yet) initialize the USB PHY...
+ */
+ if (is_boot_from_usb())
+ return BOOT_DEVICE_BOARD;
+#endif
+
+ enum boot_device boot_device_spl = get_boot_device();
+
+ switch (boot_device_spl) {
+#if defined(CONFIG_MX7)
+ case SD1_BOOT:
+ case MMC1_BOOT:
+ case SD2_BOOT:
+ case MMC2_BOOT:
+ case SD3_BOOT:
+ case MMC3_BOOT:
+ return BOOT_DEVICE_MMC1;
+#elif defined(CONFIG_IMX8)
+ case MMC1_BOOT:
+ return BOOT_DEVICE_MMC1;
+ case SD2_BOOT:
+ return BOOT_DEVICE_MMC2_2;
+ case SD3_BOOT:
+ return BOOT_DEVICE_MMC1;
+ case FLEXSPI_BOOT:
+ return BOOT_DEVICE_SPI;
+#elif defined(CONFIG_IMX8M)
+ case SD1_BOOT:
+ case MMC1_BOOT:
+ return BOOT_DEVICE_MMC1;
+ case SD2_BOOT:
+ case MMC2_BOOT:
+ return BOOT_DEVICE_MMC2;
+#endif
+ case NAND_BOOT:
+ return BOOT_DEVICE_NAND;
+ case SPI_NOR_BOOT:
+ return BOOT_DEVICE_SPI;
+ case USB_BOOT:
+ return BOOT_DEVICE_USB;
+ default:
+ return BOOT_DEVICE_NONE;
+ }
+}
+#endif /* CONFIG_MX7 || CONFIG_IMX8M || CONFIG_IMX8 */
+
+#ifdef CONFIG_SPL_USB_GADGET
+int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
+{
+ put_unaligned(CONFIG_USB_GADGET_PRODUCT_NUM + 0xfff, &dev->idProduct);
+
+ return 0;
+}
#endif
#if defined(CONFIG_SPL_MMC_SUPPORT)
/* called from spl_mmc to see type of boot mode for storage (RAW or FAT) */
u32 spl_boot_mode(const u32 boot_device)
{
+/*
+ * When CONFIG_SPL_FORCE_MMC_BOOT is defined the 'boot_device' is used
+ * unconditionally to decide about device to use for booting.
+ * This is crucial for falcon boot mode, when board boots up (i.e. ROM
+ * loads SPL) from slow SPI-NOR memory and afterwards the SPL's 'falcon' boot
+ * mode is used to load Linux OS from eMMC partition.
+ */
+#ifdef CONFIG_SPL_FORCE_MMC_BOOT
+ switch (boot_device) {
+#else
switch (spl_boot_device()) {
+#endif
/* for MMC return either RAW or FAT mode */
case BOOT_DEVICE_MMC1:
case BOOT_DEVICE_MMC2:
-#if defined(CONFIG_SPL_FAT_SUPPORT)
+ case BOOT_DEVICE_MMC2_2:
+#if defined(CONFIG_SPL_FS_FAT)
return MMCSD_MODE_FS;
#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
return MMCSD_MODE_EMMCBOOT;
#if defined(CONFIG_SECURE_BOOT)
+/*
+ * +------------+ 0x0 (DDR_UIMAGE_START) -
+ * | Header | |
+ * +------------+ 0x40 |
+ * | | |
+ * | | |
+ * | | |
+ * | | |
+ * | Image Data | |
+ * . | |
+ * . | > Stuff to be authenticated ----+
+ * . | | |
+ * | | | |
+ * | | | |
+ * +------------+ | |
+ * | | | |
+ * | Fill Data | | |
+ * | | | |
+ * +------------+ Align to ALIGN_SIZE | |
+ * | IVT | | |
+ * +------------+ + IVT_SIZE - |
+ * | | |
+ * | CSF DATA | <---------------------------------------------------------+
+ * | |
+ * +------------+
+ * | |
+ * | Fill Data |
+ * | |
+ * +------------+ + CSF_PAD_SIZE
+ */
+
__weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
typedef void __noreturn (*image_entry_noargs_t)(void);
+ uint32_t offset;
image_entry_noargs_t image_entry =
(image_entry_noargs_t)(unsigned long)spl_image->entry_point;
debug("image entry point: 0x%lX\n", spl_image->entry_point);
- /* HAB looks for the CSF at the end of the authenticated data therefore,
- * we need to subtract the size of the CSF from the actual filesize */
- if (authenticate_image(spl_image->load_addr,
- spl_image->size - CONFIG_CSF_SIZE)) {
+ if (spl_image->flags & SPL_FIT_FOUND) {
image_entry();
} else {
+ /*
+ * HAB looks for the CSF at the end of the authenticated
+ * data therefore, we need to subtract the size of the
+ * CSF from the actual filesize
+ */
+ offset = spl_image->size - CONFIG_CSF_SIZE;
+ if (!imx_hab_authenticate_image(spl_image->load_addr,
+ offset + IVT_SIZE +
+ CSF_PAD_SIZE, offset)) {
+ image_entry();
+ } else {
+ puts("spl: ERROR: image authentication fail\n");
+ hang();
+ }
+ }
+}
+
+#if !defined(CONFIG_SPL_FIT_SIGNATURE)
+ulong board_spl_fit_size_align(ulong size)
+{
+ /*
+ * HAB authenticate_image requests the IVT offset is
+ * aligned to 0x1000
+ */
+
+ size = ALIGN(size, 0x1000);
+ size += CONFIG_CSF_SIZE;
+
+ return size;
+}
+
+void board_spl_fit_post_load(ulong load_addr, size_t length)
+{
+ u32 offset = length - CONFIG_CSF_SIZE;
+
+ if (imx_hab_authenticate_image(load_addr,
+ offset + IVT_SIZE + CSF_PAD_SIZE,
+ offset)) {
puts("spl: ERROR: image authentication unsuccessful\n");
hang();
}
}
+#endif
+
+#endif
+#if defined(CONFIG_MX6) && defined(CONFIG_SPL_OS_BOOT)
+int dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_dram[0].size = imx_ddr_size();
+
+ return 0;
+}
#endif