1 /* define bootstub constrains here, like memory map etc. 2 */ 3 4 #ifndef _BOOT_STUB_HEAD 5 #define _BOOT_STUB_HEAD 6 7 #define CPUID_MASK 0xffff0 8 #define PENWELL_FAMILY 0x20670 9 #define CLOVERVIEW_FAMILY 0x30650 10 #define VALLEYVIEW2_FAMILY 0x30670 11 #define TANGIER_FAMILY 0x406A0 12 #define ANNIEDALE_FAMILY 0x506A0 13 14 #define MID_CPU_CHIP_LINCROFT 1 15 #define MID_CPU_CHIP_PENWELL 2 16 #define MID_CPU_CHIP_CLOVERVIEW 3 17 #define MID_CPU_CHIP_VALLEYVIEW2 4 18 #define MID_CPU_CHIP_TANGIER 5 19 #define MID_CPU_CHIP_ANNIEDALE 6 20 #define MID_CPU_CHIP_OTHER 0xFF 21 22 #define BASE_ADDRESS 0x01100000 23 24 #define CMDLINE_OFFSET BASE_ADDRESS 25 #define BZIMAGE_SIZE_OFFSET (CMDLINE_OFFSET + CMDLINE_SIZE) 26 #define INITRD_SIZE_OFFSET (BZIMAGE_SIZE_OFFSET + 4) 27 #define SPI_UART_SUPPRESSION (INITRD_SIZE_OFFSET + 4) 28 #define AOSP_HEADER_ADDRESS 0x10007800 29 30 #define SPI_TYPE (SPI_UART_SUPPRESSION + 4) /*0:SPI0 1:SPI1*/ 31 #define SPI_0 0 32 #define SPI_1 1 33 #define SPI_2 2 34 35 #define FLAGS_RESERVED_0 (SPI_TYPE + 4) 36 #define FLAGS_RESERVED_1 (FLAGS_RESERVED_0 + 4) 37 #define VXE_FW_SIZE_OFFSET (FLAGS_RESERVED_1 + 4) 38 #define SEC_PLAT_SVCS_SIZE_OFFSET (VXE_FW_SIZE_OFFSET + 4) 39 #define XEN_SIZE_OFFSET (SEC_PLAT_SVCS_SIZE_OFFSET + 4) 40 41 #define BOOTSTUB_OFFSET (BASE_ADDRESS + 0x1000) 42 #define STACK_OFFSET 0x10f00000 43 #define BZIMAGE_OFFSET (BASE_ADDRESS + 0x3000) 44 45 #define SETUP_HEADER_OFFSET (BZIMAGE_OFFSET + 0x1F1) 46 #define SETUP_HEADER_SIZE (0x0202 + *(unsigned char*)(0x0201+BZIMAGE_OFFSET)) 47 #define BOOT_PARAMS_OFFSET 0x8000 48 #define BOOT_CMDLINE_OFFSET 0x10000 49 #define SETUP_SIGNATURE 0x5a5aaa55 50 51 #define GDT_ENTRY_BOOT_CS 2 52 #define __BOOT_CS (GDT_ENTRY_BOOT_CS * 8) 53 54 #define GDT_ENTRY_BOOT_DS (GDT_ENTRY_BOOT_CS + 1) 55 #define __BOOT_DS (GDT_ENTRY_BOOT_DS * 8) 56 57 #ifdef __ASSEMBLY__ 58 #define GDT_ENTRY(flags, base, limit) \ 59 ((((base) & 0xff000000) << (56-24)) | \ 60 (((flags) & 0x0000f0ff) << 40) | \ 61 (((limit) & 0x000f0000) << (48-16)) | \ 62 (((base) & 0x00ffffff) << 16) | \ 63 (((limit) & 0x0000ffff))) 64 #else 65 #define GDT_ENTRY(flags, base, limit) \ 66 (((u64)(base & 0xff000000) << 32) | \ 67 ((u64)flags << 40) | \ 68 ((u64)(limit & 0x00ff0000) << 32) | \ 69 ((u64)(base & 0x00ffffff) << 16) | \ 70 ((u64)(limit & 0x0000ffff))) 71 int get_e820_by_bios(void *e820_buf); 72 int mid_identify_cpu(void); 73 void bs_printk(const char *str); 74 #endif 75 76 #endif 77