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authorSimon Glass <sjg@chromium.org>2023-03-20 08:30:06 +1300
committerHeinrich Schuchardt <heinrich.schuchardt@canonical.com>2023-03-25 11:07:21 +0100
commit90f2b5abb5d980e5df5311f78f062340a69302bb (patch)
treefa770d9c1f5e2feac69f8932207e4d36f1d5c835 /arch/x86
parentedf35a30278121e1affc9cc15b7aa26b9892e9d9 (diff)
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x86: Adjust bootparam.h to be more like linux
This likely came from Linux originally, so update it to match v6.2 more. This has no functional change. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/include/asm/bootparam.h70
-rw-r--r--arch/x86/lib/zimage.c2
2 files changed, 47 insertions, 25 deletions
diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
index 7a3c1f5..ea816ca 100644
--- a/arch/x86/include/asm/bootparam.h
+++ b/arch/x86/include/asm/bootparam.h
@@ -9,19 +9,54 @@
#include <asm/ist.h>
#include <asm/video/edid.h>
-/* setup data types */
-enum {
- SETUP_NONE = 0,
- SETUP_E820_EXT,
- SETUP_DTB,
-};
+/* setup_data/setup_indirect types */
+#define SETUP_NONE 0
+#define SETUP_E820_EXT 1
+#define SETUP_DTB 2
+#define SETUP_PCI 3
+#define SETUP_EFI 4
+#define SETUP_APPLE_PROPERTIES 5
+#define SETUP_JAILHOUSE 6
+#define SETUP_CC_BLOB 7
+#define SETUP_IMA 8
+#define SETUP_RNG_SEED 9
+#define SETUP_ENUM_MAX SETUP_RNG_SEED
+
+#define SETUP_INDIRECT BIT(31)
+#define SETUP_TYPE_MAX (SETUP_ENUM_MAX | SETUP_INDIRECT)
+
+/* ram_size flags */
+#define RAMDISK_IMAGE_START_MASK 0x07FF
+#define RAMDISK_PROMPT_FLAG 0x8000
+#define RAMDISK_LOAD_FLAG 0x4000
+
+/* loadflags */
+#define LOADED_HIGH BIT(0)
+#define KASLR_FLAG BIT(1)
+#define QUIET_FLAG BIT(5)
+#define KEEP_SEGMENTS BIT(6)
+#define CAN_USE_HEAP BIT(7)
+
+#define XLF_KERNEL_64 BIT(0)
+#define XLF_CAN_BE_LOADED_ABOVE_4G BIT(1)
+#define XLF_EFI_HANDOVER_32 BIT(2)
+#define XLF_EFI_HANDOVER_64 BIT(3)
+#define XLF_EFI_KEXEC BIT(4)
/* extensible setup data list node */
struct setup_data {
__u64 next;
__u32 type;
__u32 len;
- __u8 data[0];
+ __u8 data[];
+};
+
+/* extensible setup indirect data node */
+struct setup_indirect {
+ __u32 type;
+ __u32 reserved; /* Reserved, must be set to zero. */
+ __u64 len;
+ __u64 addr;
};
/**
@@ -34,9 +69,6 @@ struct setup_header {
__u16 root_flags;
__u32 syssize;
__u16 ram_size;
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
__u16 vid_mode;
__u16 root_dev;
__u16 boot_flag;
@@ -44,15 +76,10 @@ struct setup_header {
__u32 header;
__u16 version;
__u32 realmode_swtch;
- __u16 start_sys;
+ __u16 start_sys_seg;
__u16 kernel_version;
__u8 type_of_loader;
__u8 loadflags;
-#define LOADED_HIGH BIT(0)
-#define KASLR_FLAG BIT(1)
-#define QUIET_FLAG BIT(5)
-#define KEEP_SEGMENTS BIT(6) /* Obsolete */
-#define CAN_USE_HEAP BIT(7)
__u16 setup_move_size;
__u32 code32_start;
__u32 ramdisk_image;
@@ -65,13 +92,8 @@ struct setup_header {
__u32 initrd_addr_max;
__u32 kernel_alignment;
__u8 relocatable_kernel;
- u8 min_alignment;
-#define XLF_KERNEL_64 BIT(0)
-#define XLF_CAN_BE_LOADED_ABOVE_4G BIT(1)
-#define XLF_EFI_HANDOVER_32 BIT(2)
-#define XLF_EFI_HANDOVER_64 BIT(3)
-#define XLF_EFI_KEXEC BIT(4)
- u16 xloadflags;
+ __u8 min_alignment;
+ __u16 xloadflags;
__u32 cmdline_size;
__u32 hardware_subarch;
__u64 hardware_subarch_data;
@@ -81,7 +103,7 @@ struct setup_header {
__u64 pref_address;
__u32 init_size;
__u32 handover_offset;
- u32 kernel_info_offset;
+ __u32 kernel_info_offset;
} __attribute__((packed));
struct sys_desc_table {
diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
index 9cc0449..a6d9151 100644
--- a/arch/x86/lib/zimage.c
+++ b/arch/x86/lib/zimage.c
@@ -655,7 +655,7 @@ void zimage_dump(struct boot_params *base_ptr)
printf("%-20s %s\n", "", "Ancient kernel, using version 100");
print_num("Version", hdr->version);
print_num("Real mode switch", hdr->realmode_swtch);
- print_num("Start sys", hdr->start_sys);
+ print_num("Start sys seg", hdr->start_sys_seg);
print_num("Kernel version", hdr->kernel_version);
version = get_kernel_version(base_ptr, (void *)state.bzimage_addr);
if (version)