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x86: Support a 64-bit ramdisk address

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Add some missing pieces to bootparams so that a 64-bit ramdisk address
can be used. Tidy up the logging while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2025-03-06 09:04:03 -07:00
parent b363db0ba2
commit a950791b57
2 changed files with 21 additions and 6 deletions
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15
arch/x86/include/asm/bootparam.h
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@@ -122,6 +122,14 @@ struct efi_info {
__u32 efi_memmap_hi;
};
/* Gleaned from OFW's set-parameters in cpu/x86/pc/linux.fth */
struct olpc_ofw_header {
__u32 ofw_magic; /* OFW signature */
__u32 ofw_version;
__u32 cif_handler; /* callback into OFW */
__u32 irq_desc_table;
} __attribute__((packed));
/* The so-called "zeropage" */
struct boot_params {
struct screen_info screen_info; /* 0x000 */
@@ -134,7 +142,12 @@ struct boot_params {
__u8 hd0_info[16]; /* obsolete! */ /* 0x080 */
__u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
struct sys_desc_table sys_desc_table; /* 0x0a0 */
__u8 _pad4[144]; /* 0x0b0 */
struct olpc_ofw_header olpc_ofw_header; /* 0x0b0 */
__u32 ext_ramdisk_image; /* 0x0c0 */
__u32 ext_ramdisk_size; /* 0x0c4 */
__u32 ext_cmd_line_ptr; /* 0x0c8 */
__u8 _pad4[112]; /* 0x0cc */
__u32 cc_blob_address; /* 0x13c */
struct edid_info edid_info; /* 0x140 */
struct efi_info efi_info; /* 0x1c0 */
__u32 alt_mem_k; /* 0x1e0 */