diff options
Diffstat (limited to 'arch/x86/include/uapi/asm')
| -rw-r--r-- | arch/x86/include/uapi/asm/bootparam.h | 63 | ||||
| -rw-r--r-- | arch/x86/include/uapi/asm/mce.h | 87 |
2 files changed, 46 insertions, 104 deletions
diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h index 92862cd9020..c15ddaf9071 100644 --- a/arch/x86/include/uapi/asm/bootparam.h +++ b/arch/x86/include/uapi/asm/bootparam.h @@ -1,6 +1,31 @@ #ifndef _ASM_X86_BOOTPARAM_H #define _ASM_X86_BOOTPARAM_H +/* setup_data types */ +#define SETUP_NONE 0 +#define SETUP_E820_EXT 1 +#define SETUP_DTB 2 +#define SETUP_PCI 3 + +/* ram_size flags */ +#define RAMDISK_IMAGE_START_MASK 0x07FF +#define RAMDISK_PROMPT_FLAG 0x8000 +#define RAMDISK_LOAD_FLAG 0x4000 + +/* loadflags */ +#define LOADED_HIGH (1<<0) +#define QUIET_FLAG (1<<5) +#define KEEP_SEGMENTS (1<<6) +#define CAN_USE_HEAP (1<<7) + +/* xloadflags */ +#define XLF_KERNEL_64 (1<<0) +#define XLF_CAN_BE_LOADED_ABOVE_4G (1<<1) +#define XLF_EFI_HANDOVER_32 (1<<2) +#define XLF_EFI_HANDOVER_64 (1<<3) + +#ifndef __ASSEMBLY__ + #include <linux/types.h> #include <linux/screen_info.h> #include <linux/apm_bios.h> @@ -9,12 +34,6 @@ #include <asm/ist.h> #include <video/edid.h> -/* setup data types */ -#define SETUP_NONE 0 -#define SETUP_E820_EXT 1 -#define SETUP_DTB 2 -#define SETUP_PCI 3 - /* extensible setup data list node */ struct setup_data { __u64 next; @@ -28,9 +47,6 @@ 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; @@ -42,10 +58,6 @@ struct setup_header { __u16 kernel_version; __u8 type_of_loader; __u8 loadflags; -#define LOADED_HIGH (1<<0) -#define QUIET_FLAG (1<<5) -#define KEEP_SEGMENTS (1<<6) -#define CAN_USE_HEAP (1<<7) __u16 setup_move_size; __u32 code32_start; __u32 ramdisk_image; @@ -58,7 +70,8 @@ struct setup_header { __u32 initrd_addr_max; __u32 kernel_alignment; __u8 relocatable_kernel; - __u8 _pad2[3]; + __u8 min_alignment; + __u16 xloadflags; __u32 cmdline_size; __u32 hardware_subarch; __u64 hardware_subarch_data; @@ -106,7 +119,10 @@ struct boot_params { __u8 hd1_info[16]; /* obsolete! */ /* 0x090 */ struct sys_desc_table sys_desc_table; /* 0x0a0 */ struct olpc_ofw_header olpc_ofw_header; /* 0x0b0 */ - __u8 _pad4[128]; /* 0x0c0 */ + __u32 ext_ramdisk_image; /* 0x0c0 */ + __u32 ext_ramdisk_size; /* 0x0c4 */ + __u32 ext_cmd_line_ptr; /* 0x0c8 */ + __u8 _pad4[116]; /* 0x0cc */ struct edid_info edid_info; /* 0x140 */ struct efi_info efi_info; /* 0x1c0 */ __u32 alt_mem_k; /* 0x1e0 */ @@ -115,7 +131,20 @@ struct boot_params { __u8 eddbuf_entries; /* 0x1e9 */ __u8 edd_mbr_sig_buf_entries; /* 0x1ea */ __u8 kbd_status; /* 0x1eb */ - __u8 _pad6[5]; /* 0x1ec */ + __u8 _pad5[3]; /* 0x1ec */ + /* + * The sentinel is set to a nonzero value (0xff) in header.S. + * + * A bootloader is supposed to only take setup_header and put + * it into a clean boot_params buffer. If it turns out that + * it is clumsy or too generous with the buffer, it most + * probably will pick up the sentinel variable too. The fact + * that this variable then is still 0xff will let kernel + * know that some variables in boot_params are invalid and + * kernel should zero out certain portions of boot_params. + */ + __u8 sentinel; /* 0x1ef */ + __u8 _pad6[1]; /* 0x1f0 */ struct setup_header hdr; /* setup header */ /* 0x1f1 */ __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)]; __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */ @@ -134,6 +163,6 @@ enum { X86_NR_SUBARCHS, }; - +#endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_BOOTPARAM_H */ diff --git a/arch/x86/include/uapi/asm/mce.h b/arch/x86/include/uapi/asm/mce.h index 58c829871c3..a0eab85ce7b 100644 --- a/arch/x86/include/uapi/asm/mce.h +++ b/arch/x86/include/uapi/asm/mce.h @@ -4,66 +4,6 @@ #include <linux/types.h> #include <asm/ioctls.h> -/* - * Machine Check support for x86 - */ - -/* MCG_CAP register defines */ -#define MCG_BANKCNT_MASK 0xff /* Number of Banks */ -#define MCG_CTL_P (1ULL<<8) /* MCG_CTL register available */ -#define MCG_EXT_P (1ULL<<9) /* Extended registers available */ -#define MCG_CMCI_P (1ULL<<10) /* CMCI supported */ -#define MCG_EXT_CNT_MASK 0xff0000 /* Number of Extended registers */ -#define MCG_EXT_CNT_SHIFT 16 -#define MCG_EXT_CNT(c) (((c) & MCG_EXT_CNT_MASK) >> MCG_EXT_CNT_SHIFT) -#define MCG_SER_P (1ULL<<24) /* MCA recovery/new status bits */ - -/* MCG_STATUS register defines */ -#define MCG_STATUS_RIPV (1ULL<<0) /* restart ip valid */ -#define MCG_STATUS_EIPV (1ULL<<1) /* ip points to correct instruction */ -#define MCG_STATUS_MCIP (1ULL<<2) /* machine check in progress */ - -/* MCi_STATUS register defines */ -#define MCI_STATUS_VAL (1ULL<<63) /* valid error */ -#define MCI_STATUS_OVER (1ULL<<62) /* previous errors lost */ -#define MCI_STATUS_UC (1ULL<<61) /* uncorrected error */ -#define MCI_STATUS_EN (1ULL<<60) /* error enabled */ -#define MCI_STATUS_MISCV (1ULL<<59) /* misc error reg. valid */ -#define MCI_STATUS_ADDRV (1ULL<<58) /* addr reg. valid */ -#define MCI_STATUS_PCC (1ULL<<57) /* processor context corrupt */ -#define MCI_STATUS_S (1ULL<<56) /* Signaled machine check */ -#define MCI_STATUS_AR (1ULL<<55) /* Action required */ -#define MCACOD 0xffff /* MCA Error Code */ - -/* Architecturally defined codes from SDM Vol. 3B Chapter 15 */ -#define MCACOD_SCRUB 0x00C0 /* 0xC0-0xCF Memory Scrubbing */ -#define MCACOD_SCRUBMSK 0xfff0 -#define MCACOD_L3WB 0x017A /* L3 Explicit Writeback */ -#define MCACOD_DATA 0x0134 /* Data Load */ -#define MCACOD_INSTR 0x0150 /* Instruction Fetch */ - -/* MCi_MISC register defines */ -#define MCI_MISC_ADDR_LSB(m) ((m) & 0x3f) -#define MCI_MISC_ADDR_MODE(m) (((m) >> 6) & 7) -#define MCI_MISC_ADDR_SEGOFF 0 /* segment offset */ -#define MCI_MISC_ADDR_LINEAR 1 /* linear address */ -#define MCI_MISC_ADDR_PHYS 2 /* physical address */ -#define MCI_MISC_ADDR_MEM 3 /* memory address */ -#define MCI_MISC_ADDR_GENERIC 7 /* generic */ - -/* CTL2 register defines */ -#define MCI_CTL2_CMCI_EN (1ULL << 30) -#define MCI_CTL2_CMCI_THRESHOLD_MASK 0x7fffULL - -#define MCJ_CTX_MASK 3 -#define MCJ_CTX(flags) ((flags) & MCJ_CTX_MASK) -#define MCJ_CTX_RANDOM 0 /* inject context: random */ -#define MCJ_CTX_PROCESS 0x1 /* inject context: process */ -#define MCJ_CTX_IRQ 0x2 /* inject context: IRQ */ -#define MCJ_NMI_BROADCAST 0x4 /* do NMI broadcasting */ -#define MCJ_EXCEPTION 0x8 /* raise as exception */ -#define MCJ_IRQ_BRAODCAST 0x10 /* do IRQ broadcasting */ - /* Fields are zero when not available */ struct mce { __u64 status; @@ -87,35 +27,8 @@ struct mce { __u64 mcgcap; /* MCGCAP MSR: machine check capabilities of CPU */ }; -/* - * This structure contains all data related to the MCE log. Also - * carries a signature to make it easier to find from external - * debugging tools. Each entry is only valid when its finished flag - * is set. - */ - -#define MCE_LOG_LEN 32 - -struct mce_log { - char signature[12]; /* "MACHINECHECK" */ - unsigned len; /* = MCE_LOG_LEN */ - unsigned next; - unsigned flags; - unsigned recordlen; /* length of struct mce */ - struct mce entry[MCE_LOG_LEN]; -}; - -#define MCE_OVERFLOW 0 /* bit 0 in flags means overflow */ - -#define MCE_LOG_SIGNATURE "MACHINECHECK" - #define MCE_GET_RECORD_LEN _IOR('M', 1, int) #define MCE_GET_LOG_LEN _IOR('M', 2, int) #define MCE_GETCLEAR_FLAGS _IOR('M', 3, int) -/* Software defined banks */ -#define MCE_EXTENDED_BANK 128 -#define MCE_THERMAL_BANK MCE_EXTENDED_BANK + 0 -#define K8_MCE_THRESHOLD_BASE (MCE_EXTENDED_BANK + 1) - #endif /* _UAPI_ASM_X86_MCE_H */ |