--- zzzz-none-000/linux-3.10.107/arch/s390/include/asm/lowcore.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/arch/s390/include/asm/lowcore.h 2021-02-04 17:41:59.000000000 +0000 @@ -11,158 +11,7 @@ #include #include #include - -#ifdef CONFIG_32BIT - -#define LC_ORDER 0 -#define LC_PAGES 1 - -struct save_area { - u32 ext_save; - u64 timer; - u64 clk_cmp; - u8 pad1[24]; - u8 psw[8]; - u32 pref_reg; - u8 pad2[20]; - u32 acc_regs[16]; - u64 fp_regs[4]; - u32 gp_regs[16]; - u32 ctrl_regs[16]; -} __packed; - -struct _lowcore { - psw_t restart_psw; /* 0x0000 */ - psw_t restart_old_psw; /* 0x0008 */ - __u8 pad_0x0010[0x0014-0x0010]; /* 0x0010 */ - __u32 ipl_parmblock_ptr; /* 0x0014 */ - psw_t external_old_psw; /* 0x0018 */ - psw_t svc_old_psw; /* 0x0020 */ - psw_t program_old_psw; /* 0x0028 */ - psw_t mcck_old_psw; /* 0x0030 */ - psw_t io_old_psw; /* 0x0038 */ - __u8 pad_0x0040[0x0058-0x0040]; /* 0x0040 */ - psw_t external_new_psw; /* 0x0058 */ - psw_t svc_new_psw; /* 0x0060 */ - psw_t program_new_psw; /* 0x0068 */ - psw_t mcck_new_psw; /* 0x0070 */ - psw_t io_new_psw; /* 0x0078 */ - __u32 ext_params; /* 0x0080 */ - __u16 ext_cpu_addr; /* 0x0084 */ - __u16 ext_int_code; /* 0x0086 */ - __u16 svc_ilc; /* 0x0088 */ - __u16 svc_code; /* 0x008a */ - __u16 pgm_ilc; /* 0x008c */ - __u16 pgm_code; /* 0x008e */ - __u32 trans_exc_code; /* 0x0090 */ - __u16 mon_class_num; /* 0x0094 */ - __u16 per_perc_atmid; /* 0x0096 */ - __u32 per_address; /* 0x0098 */ - __u32 monitor_code; /* 0x009c */ - __u8 exc_access_id; /* 0x00a0 */ - __u8 per_access_id; /* 0x00a1 */ - __u8 op_access_id; /* 0x00a2 */ - __u8 ar_access_id; /* 0x00a3 */ - __u8 pad_0x00a4[0x00b8-0x00a4]; /* 0x00a4 */ - __u16 subchannel_id; /* 0x00b8 */ - __u16 subchannel_nr; /* 0x00ba */ - __u32 io_int_parm; /* 0x00bc */ - __u32 io_int_word; /* 0x00c0 */ - __u8 pad_0x00c4[0x00c8-0x00c4]; /* 0x00c4 */ - __u32 stfl_fac_list; /* 0x00c8 */ - __u8 pad_0x00cc[0x00d4-0x00cc]; /* 0x00cc */ - __u32 extended_save_area_addr; /* 0x00d4 */ - __u32 cpu_timer_save_area[2]; /* 0x00d8 */ - __u32 clock_comp_save_area[2]; /* 0x00e0 */ - __u32 mcck_interruption_code[2]; /* 0x00e8 */ - __u8 pad_0x00f0[0x00f4-0x00f0]; /* 0x00f0 */ - __u32 external_damage_code; /* 0x00f4 */ - __u32 failing_storage_address; /* 0x00f8 */ - __u8 pad_0x00fc[0x0100-0x00fc]; /* 0x00fc */ - psw_t psw_save_area; /* 0x0100 */ - __u32 prefixreg_save_area; /* 0x0108 */ - __u8 pad_0x010c[0x0120-0x010c]; /* 0x010c */ - - /* CPU register save area: defined by architecture */ - __u32 access_regs_save_area[16]; /* 0x0120 */ - __u32 floating_pt_save_area[8]; /* 0x0160 */ - __u32 gpregs_save_area[16]; /* 0x0180 */ - __u32 cregs_save_area[16]; /* 0x01c0 */ - - /* Save areas. */ - __u32 save_area_sync[8]; /* 0x0200 */ - __u32 save_area_async[8]; /* 0x0220 */ - __u32 save_area_restart[1]; /* 0x0240 */ - __u8 pad_0x0244[0x0248-0x0244]; /* 0x0244 */ - - /* Return psws. */ - psw_t return_psw; /* 0x0248 */ - psw_t return_mcck_psw; /* 0x0250 */ - - /* CPU time accounting values */ - __u64 sync_enter_timer; /* 0x0258 */ - __u64 async_enter_timer; /* 0x0260 */ - __u64 mcck_enter_timer; /* 0x0268 */ - __u64 exit_timer; /* 0x0270 */ - __u64 user_timer; /* 0x0278 */ - __u64 system_timer; /* 0x0280 */ - __u64 steal_timer; /* 0x0288 */ - __u64 last_update_timer; /* 0x0290 */ - __u64 last_update_clock; /* 0x0298 */ - __u64 int_clock; /* 0x02a0 */ - __u64 mcck_clock; /* 0x02a8 */ - __u64 clock_comparator; /* 0x02b0 */ - - /* Current process. */ - __u32 current_task; /* 0x02b8 */ - __u32 thread_info; /* 0x02bc */ - __u32 kernel_stack; /* 0x02c0 */ - - /* Interrupt, panic and restart stack. */ - __u32 async_stack; /* 0x02c4 */ - __u32 panic_stack; /* 0x02c8 */ - __u32 restart_stack; /* 0x02cc */ - - /* Restart function and parameter. */ - __u32 restart_fn; /* 0x02d0 */ - __u32 restart_data; /* 0x02d4 */ - __u32 restart_source; /* 0x02d8 */ - - /* Address space pointer. */ - __u32 kernel_asce; /* 0x02dc */ - __u32 user_asce; /* 0x02e0 */ - __u32 current_pid; /* 0x02e4 */ - - /* SMP info area */ - __u32 cpu_nr; /* 0x02e8 */ - __u32 softirq_pending; /* 0x02ec */ - __u32 percpu_offset; /* 0x02f0 */ - __u32 machine_flags; /* 0x02f4 */ - __u32 ftrace_func; /* 0x02f8 */ - __u8 pad_0x02fc[0x0300-0x02fc]; /* 0x02fc */ - - /* Interrupt response block */ - __u8 irb[96]; /* 0x0300 */ - - __u8 pad_0x0360[0x0e00-0x0360]; /* 0x0360 */ - - /* - * 0xe00 contains the address of the IPL Parameter Information - * block. Dump tools need IPIB for IPL after dump. - * Note: do not change the position of any fields in 0x0e00-0x0f00 - */ - __u32 ipib; /* 0x0e00 */ - __u32 ipib_checksum; /* 0x0e04 */ - __u32 vmcore_info; /* 0x0e08 */ - __u8 pad_0x0e0c[0x0e18-0x0e0c]; /* 0x0e0c */ - __u32 os_info; /* 0x0e18 */ - __u8 pad_0x0e1c[0x0f00-0x0e1c]; /* 0x0e1c */ - - /* Extended facility list */ - __u64 stfle_fac_list[32]; /* 0x0f00 */ -} __packed; - -#else /* CONFIG_32BIT */ +#include #define LC_ORDER 1 #define LC_PAGES 2 @@ -183,6 +32,11 @@ u64 ctrl_regs[16]; } __packed; +struct save_area_ext { + struct save_area sa; + __vector128 vx_regs[32]; +}; + struct _lowcore { __u8 pad_0x0000[0x0014-0x0000]; /* 0x0000 */ __u32 ipl_parmblock_ptr; /* 0x0014 */ @@ -196,12 +50,13 @@ __u16 pgm_code; /* 0x008e */ __u32 data_exc_code; /* 0x0090 */ __u16 mon_class_num; /* 0x0094 */ - __u16 per_perc_atmid; /* 0x0096 */ + __u8 per_code; /* 0x0096 */ + __u8 per_atmid; /* 0x0097 */ __u64 per_address; /* 0x0098 */ __u8 exc_access_id; /* 0x00a0 */ __u8 per_access_id; /* 0x00a1 */ __u8 op_access_id; /* 0x00a2 */ - __u8 ar_access_id; /* 0x00a3 */ + __u8 ar_mode_id; /* 0x00a3 */ __u8 pad_0x00a4[0x00a8-0x00a4]; /* 0x00a4 */ __u64 trans_exc_code; /* 0x00a8 */ __u64 monitor_code; /* 0x00b0 */ @@ -212,7 +67,7 @@ __u8 pad_0x00c4[0x00c8-0x00c4]; /* 0x00c4 */ __u32 stfl_fac_list; /* 0x00c8 */ __u8 pad_0x00cc[0x00e8-0x00cc]; /* 0x00cc */ - __u32 mcck_interruption_code[2]; /* 0x00e8 */ + __u64 mcck_interruption_code; /* 0x00e8 */ __u8 pad_0x00f0[0x00f4-0x00f0]; /* 0x00f0 */ __u32 external_damage_code; /* 0x00f4 */ __u64 failing_storage_address; /* 0x00f8 */ @@ -237,7 +92,9 @@ __u64 save_area_sync[8]; /* 0x0200 */ __u64 save_area_async[8]; /* 0x0240 */ __u64 save_area_restart[1]; /* 0x0280 */ - __u8 pad_0x0288[0x0290-0x0288]; /* 0x0288 */ + + /* CPU flags. */ + __u64 cpu_flags; /* 0x0288 */ /* Return psws. */ psw_t return_psw; /* 0x0290 */ @@ -275,7 +132,14 @@ /* Address space pointer. */ __u64 kernel_asce; /* 0x0358 */ __u64 user_asce; /* 0x0360 */ - __u64 current_pid; /* 0x0368 */ + + /* + * The lpp and current_pid fields form a + * 64-bit value that is set as program + * parameter with the LPP instruction. + */ + __u32 lpp; /* 0x0368 */ + __u32 current_pid; /* 0x036c */ /* SMP info area */ __u32 cpu_nr; /* 0x0370 */ @@ -283,18 +147,15 @@ __u64 percpu_offset; /* 0x0378 */ __u64 vdso_per_cpu_data; /* 0x0380 */ __u64 machine_flags; /* 0x0388 */ - __u64 ftrace_func; /* 0x0390 */ + __u8 pad_0x0390[0x0398-0x0390]; /* 0x0390 */ __u64 gmap; /* 0x0398 */ - __u8 pad_0x03a0[0x0400-0x03a0]; /* 0x03a0 */ - - /* Interrupt response block. */ - __u8 irb[96]; /* 0x0400 */ - __u8 pad_0x0460[0x0480-0x0460]; /* 0x0460 */ + __u32 spinlock_lockval; /* 0x03a0 */ + __u8 pad_0x03a0[0x0400-0x03a4]; /* 0x03a4 */ /* Per cpu primary space access list */ - __u32 paste[16]; /* 0x0480 */ + __u32 paste[16]; /* 0x0400 */ - __u8 pad_0x04c0[0x0e00-0x04c0]; /* 0x04c0 */ + __u8 pad_0x04c0[0x0e00-0x0440]; /* 0x0440 */ /* * 0xe00 contains the address of the IPL Parameter Information @@ -310,7 +171,10 @@ /* Extended facility list */ __u64 stfle_fac_list[32]; /* 0x0f00 */ - __u8 pad_0x1000[0x11b8-0x1000]; /* 0x1000 */ + __u8 pad_0x1000[0x11b0-0x1000]; /* 0x1000 */ + + /* Pointer to vector register save area */ + __u64 vector_save_area_addr; /* 0x11b0 */ /* 64 bit extparam used for pfault/diag 250: defined by architecture */ __u64 ext_params2; /* 0x11B8 */ @@ -334,13 +198,12 @@ /* Transaction abort diagnostic block */ __u8 pgm_tdb[256]; /* 0x1800 */ + __u8 pad_0x1900[0x1c00-0x1900]; /* 0x1900 */ - /* align to the top of the prefix area */ - __u8 pad_0x1900[0x2000-0x1900]; /* 0x1900 */ + /* Software defined save area for vector registers */ + __u8 vector_save_area[1024]; /* 0x1c00 */ } __packed; -#endif /* CONFIG_32BIT */ - #define S390_lowcore (*((struct _lowcore *) 0)) extern struct _lowcore *lowcore_ptr[];