| /* define bootstub constrains here, like memory map etc. |
| */ |
| |
| #ifndef _BOOT_STUB_HEAD |
| #define _BOOT_STUB_HEAD |
| |
| #define CMDLINE_OFFSET 0x1100000 |
| #define BZIMAGE_SIZE_OFFSET 0x1100100 |
| #define INITRD_SIZE_OFFSET 0x1100104 |
| #define SPI_UART_SUPPRESSION 0x1100108 |
| #define STACK_OFFSET 0x1101000 |
| #define BZIMAGE_OFFSET 0x1102000 |
| |
| #define SETUP_HEADER_OFFSET (BZIMAGE_OFFSET + 0x1F1) |
| #define SETUP_HEADER_SIZE (0x0202 + *(unsigned char*)(0x0201+BZIMAGE_OFFSET)) |
| #define BOOT_PARAMS_OFFSET 0x8000 |
| #define SETUP_SIGNATURE 0x5a5aaa55 |
| |
| #define GDT_ENTRY_BOOT_CS 2 |
| #define __BOOT_CS (GDT_ENTRY_BOOT_CS * 8) |
| |
| #define GDT_ENTRY_BOOT_DS (GDT_ENTRY_BOOT_CS + 1) |
| #define __BOOT_DS (GDT_ENTRY_BOOT_DS * 8) |
| |
| #define GDT_ENTRY(flags, base, limit) \ |
| (((u64)(base & 0xff000000) << 32) | \ |
| ((u64)flags << 40) | \ |
| ((u64)(limit & 0x00ff0000) << 32) | \ |
| ((u64)(base & 0x00ffffff) << 16) | \ |
| ((u64)(limit & 0x0000ffff))) |
| |
| #endif |
