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@@ -20,6 +20,8 @@
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#include <asm/armv8/mmu.h>
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#include <dm/uclass.h>
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#include <efi_loader.h>
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+#include <env.h>
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+#include <env_internal.h>
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#include <errno.h>
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#include <fdt_support.h>
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#include <fsl_wdog.h>
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@@ -616,3 +618,60 @@ void do_error(struct pt_regs *pt_regs, unsigned int esr)
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}
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#endif
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#endif
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+
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+#if defined(CONFIG_IMX8MN) || defined(CONFIG_IMX8MP)
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+enum env_location env_get_location(enum env_operation op, int prio)
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+{
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+ enum boot_device dev = get_boot_device();
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+ enum env_location env_loc = ENVL_UNKNOWN;
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+
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+ if (prio)
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+ return env_loc;
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+
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+ switch (dev) {
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+#ifdef CONFIG_ENV_IS_IN_SPI_FLASH
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+ case QSPI_BOOT:
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+ env_loc = ENVL_SPI_FLASH;
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+ break;
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+#endif
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+#ifdef CONFIG_ENV_IS_IN_NAND
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+ case NAND_BOOT:
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+ env_loc = ENVL_NAND;
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+ break;
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+#endif
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+#ifdef CONFIG_ENV_IS_IN_MMC
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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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+ case MMC1_BOOT:
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+ case MMC2_BOOT:
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+ case MMC3_BOOT:
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+ env_loc = ENVL_MMC;
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+ break;
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+#endif
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+ default:
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+#if defined(CONFIG_ENV_IS_NOWHERE)
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+ env_loc = ENVL_NOWHERE;
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+#endif
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+ break;
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+ }
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+
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+ return env_loc;
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+}
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+
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+#ifndef ENV_IS_EMBEDDED
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+long long env_get_offset(long long defautl_offset)
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+{
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+ enum boot_device dev = get_boot_device();
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+
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+ switch (dev) {
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+ case NAND_BOOT:
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+ return (60 << 20); /* 60MB offset for NAND */
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+ default:
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+ break;
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+ }
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+
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+ return defautl_offset;
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+}
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+#endif
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+#endif
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