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@@ -15,63 +15,63 @@ DECLARE_GLOBAL_DATA_PTR;
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/* See Documentation/arm64/booting.txt in the Linux kernel */
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struct Image_header {
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- uint32_t code0; /* Executable code */
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- uint32_t code1; /* Executable code */
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- uint64_t text_offset; /* Image load offset, LE */
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- uint64_t image_size; /* Effective Image size, LE */
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- uint64_t flags; /* Kernel flags, LE */
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- uint64_t res2; /* reserved */
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- uint64_t res3; /* reserved */
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- uint64_t res4; /* reserved */
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- uint32_t magic; /* Magic number */
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- uint32_t res5;
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+ uint32_t code0; /* Executable code */
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+ uint32_t code1; /* Executable code */
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+ uint64_t text_offset; /* Image load offset, LE */
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+ uint64_t image_size; /* Effective Image size, LE */
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+ uint64_t flags; /* Kernel flags, LE */
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+ uint64_t res2; /* reserved */
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+ uint64_t res3; /* reserved */
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+ uint64_t res4; /* reserved */
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+ uint32_t magic; /* Magic number */
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+ uint32_t res5;
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};
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int booti_setup(ulong image, ulong *relocated_addr, ulong *size)
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{
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- struct Image_header *ih;
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- uint64_t dst;
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- uint64_t image_size, text_offset;
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+ struct Image_header *ih;
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+ uint64_t dst;
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+ uint64_t image_size, text_offset;
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- *relocated_addr = image;
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+ *relocated_addr = image;
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- ih = (struct Image_header *)map_sysmem(image, 0);
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+ ih = (struct Image_header *)map_sysmem(image, 0);
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- if (ih->magic != le32_to_cpu(LINUX_ARM64_IMAGE_MAGIC)) {
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- puts("Bad Linux ARM64 Image magic!\n");
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- return 1;
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- }
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+ if (ih->magic != le32_to_cpu(LINUX_ARM64_IMAGE_MAGIC)) {
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+ puts("Bad Linux ARM64 Image magic!\n");
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+ return 1;
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+ }
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- /*
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- * Prior to Linux commit a2c1d73b94ed, the text_offset field
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- * is of unknown endianness. In these cases, the image_size
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- * field is zero, and we can assume a fixed value of 0x80000.
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- */
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- if (ih->image_size == 0) {
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- puts("Image lacks image_size field, assuming 16MiB\n");
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- image_size = 16 << 20;
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- text_offset = 0x80000;
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- } else {
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- image_size = le64_to_cpu(ih->image_size);
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- text_offset = le64_to_cpu(ih->text_offset);
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- }
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+ /*
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+ * Prior to Linux commit a2c1d73b94ed, the text_offset field
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+ * is of unknown endianness. In these cases, the image_size
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+ * field is zero, and we can assume a fixed value of 0x80000.
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+ */
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+ if (ih->image_size == 0) {
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+ puts("Image lacks image_size field, assuming 16MiB\n");
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+ image_size = 16 << 20;
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+ text_offset = 0x80000;
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+ } else {
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+ image_size = le64_to_cpu(ih->image_size);
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+ text_offset = le64_to_cpu(ih->text_offset);
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+ }
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- *size = image_size;
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+ *size = image_size;
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- /*
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- * If bit 3 of the flags field is set, the 2MB aligned base of the
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- * kernel image can be anywhere in physical memory, so respect
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- * images->ep. Otherwise, relocate the image to the base of RAM
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- * since memory below it is not accessible via the linear mapping.
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- */
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- if (le64_to_cpu(ih->flags) & BIT(3))
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- dst = image - text_offset;
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- else
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- dst = gd->bd->bi_dram[0].start;
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+ /*
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+ * If bit 3 of the flags field is set, the 2MB aligned base of the
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+ * kernel image can be anywhere in physical memory, so respect
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+ * images->ep. Otherwise, relocate the image to the base of RAM
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+ * since memory below it is not accessible via the linear mapping.
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+ */
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+ if (le64_to_cpu(ih->flags) & BIT(3))
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+ dst = image - text_offset;
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+ else
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+ dst = gd->bd->bi_dram[0].start;
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- *relocated_addr = ALIGN(dst, SZ_2M) + text_offset;
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+ *relocated_addr = ALIGN(dst, SZ_2M) + text_offset;
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- unmap_sysmem(ih);
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+ unmap_sysmem(ih);
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- return 0;
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+ return 0;
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}
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