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cell-regs.h
/* SPDX-License-Identifier: GPL-2.0 */ /* * cbe_regs.h * * This file is intended to hold the various register definitions for CBE * on-chip system devices (memory controller, IO controller, etc...) * * (C) Copyright IBM Corporation 2001,2006 * * Authors: Maximino Aguilar (maguilar@us.ibm.com) * David J. Erb (djerb@us.ibm.com) * * (c) 2006 Benjamin Herrenschmidt <benh@kernel.crashing.org>, IBM Corp. */ #ifndef CBE_REGS_H #define CBE_REGS_H #include <asm/cell-pmu.h> /* * * Some HID register definitions * */ /* CBE specific HID0 bits */ #define HID0_CBE_THERM_WAKEUP 0x0000020000000000ul #define HID0_CBE_SYSERR_WAKEUP 0x0000008000000000ul #define HID0_CBE_THERM_INT_EN 0x0000000400000000ul #define HID0_CBE_SYSERR_INT_EN 0x0000000200000000ul #define MAX_CBE 2 /* * * Pervasive unit register definitions * */ union spe_reg { u64 val; u8 spe[8]; }; union ppe_spe_reg { u64 val; struct { u32 ppe; u32 spe; }; }; struct cbe_pmd_regs { /* Debug Bus Control */ u64 pad_0x0000; /* 0x0000 */ u64 group_control; /* 0x0008 */ u8 pad_0x0010_0x00a8 [0x00a8 - 0x0010]; /* 0x0010 */ u64 debug_bus_control; /* 0x00a8 */ u8 pad_0x00b0_0x0100 [0x0100 - 0x00b0]; /* 0x00b0 */ u64 trace_aux_data; /* 0x0100 */ u64 trace_buffer_0_63; /* 0x0108 */ u64 trace_buffer_64_127; /* 0x0110 */ u64 trace_address; /* 0x0118 */ u64 ext_tr_timer; /* 0x0120 */ u8 pad_0x0128_0x0400 [0x0400 - 0x0128]; /* 0x0128 */ /* Performance Monitor */ u64 pm_status; /* 0x0400 */ u64 pm_control; /* 0x0408 */ u64 pm_interval; /* 0x0410 */ u64 pm_ctr[4]; /* 0x0418 */ u64 pm_start_stop; /* 0x0438 */ u64 pm07_control[8]; /* 0x0440 */ u8 pad_0x0480_0x0800 [0x0800 - 0x0480]; /* 0x0480 */ /* Thermal Sensor Registers */ union spe_reg ts_ctsr1; /* 0x0800 */ u64 ts_ctsr2; /* 0x0808 */ union spe_reg ts_mtsr1; /* 0x0810 */ u64 ts_mtsr2; /* 0x0818 */ union spe_reg ts_itr1; /* 0x0820 */ u64 ts_itr2; /* 0x0828 */ u64 ts_gitr; /* 0x0830 */ u64 ts_isr; /* 0x0838 */ u64 ts_imr; /* 0x0840 */ union spe_reg tm_cr1; /* 0x0848 */ u64 tm_cr2; /* 0x0850 */ u64 tm_simr; /* 0x0858 */ union ppe_spe_reg tm_tpr; /* 0x0860 */ union spe_reg tm_str1; /* 0x0868 */ u64 tm_str2; /* 0x0870 */ union ppe_spe_reg tm_tsr; /* 0x0878 */ /* Power Management */ u64 pmcr; /* 0x0880 */ #define CBE_PMD_PAUSE_ZERO_CONTROL 0x10000 u64 pmsr; /* 0x0888 */ /* Time Base Register */ u64 tbr; /* 0x0890 */ u8 pad_0x0898_0x0c00 [0x0c00 - 0x0898]; /* 0x0898 */ /* Fault Isolation Registers */ u64 checkstop_fir; /* 0x0c00 */ u64 recoverable_fir; /* 0x0c08 */ u64 spec_att_mchk_fir; /* 0x0c10 */ u32 fir_mode_reg; /* 0x0c18 */ u8 pad_0x0c1c_0x0c20 [4]; /* 0x0c1c */ #define CBE_PMD_FIR_MODE_M8 0x00800 u64 fir_enable_mask; /* 0x0c20 */ u8 pad_0x0c28_0x0ca8 [0x0ca8 - 0x0c28]; /* 0x0c28 */ u64 ras_esc_0; /* 0x0ca8 */ u8 pad_0x0cb0_0x1000 [0x1000 - 0x0cb0]; /* 0x0cb0 */ }; extern struct cbe_pmd_regs __iomem *cbe_get_pmd_regs(struct device_node *np); extern struct cbe_pmd_regs __iomem *cbe_get_cpu_pmd_regs(int cpu); /* * PMU shadow registers * * Many of the registers in the performance monitoring unit are write-only, * so we need to save a copy of what we write to those registers. * * The actual data counters are read/write. However, writing to the counters * only takes effect if the PMU is enabled. Otherwise the value is stored in * a hardware latch until the next time the PMU is enabled. So we save a copy * of the counter values if we need to read them back while the PMU is * disabled. The counter_value_in_latch field is a bitmap indicating which * counters currently have a value waiting to be written. */ struct cbe_pmd_shadow_regs { u32 group_control; u32 debug_bus_control; u32 trace_address; u32 ext_tr_timer; u32 pm_status; u32 pm_control; u32 pm_interval; u32 pm_start_stop; u32 pm07_control[NR_CTRS]; u32 pm_ctr[NR_PHYS_CTRS]; u32 counter_value_in_latch; }; extern struct cbe_pmd_shadow_regs *cbe_get_pmd_shadow_regs(struct device_node *np); extern struct cbe_pmd_shadow_regs *cbe_get_cpu_pmd_shadow_regs(int cpu); /* * * IIC unit register definitions * */ struct cbe_iic_pending_bits { u32 data; u8 flags; u8 class; u8 source; u8 prio; }; #define CBE_IIC_IRQ_VALID 0x80 #define CBE_IIC_IRQ_IPI 0x40 struct cbe_iic_thread_regs { struct cbe_iic_pending_bits pending; struct cbe_iic_pending_bits pending_destr; u64 generate; u64 prio; }; struct cbe_iic_regs { u8 pad_0x0000_0x0400[0x0400 - 0x0000]; /* 0x0000 */ /* IIC interrupt registers */ struct cbe_iic_thread_regs thread[2]; /* 0x0400 */ u64 iic_ir; /* 0x0440 */ #define CBE_IIC_IR_PRIO(x) (((x) & 0xf) << 12) #define CBE_IIC_IR_DEST_NODE(x) (((x) & 0xf) << 4) #define CBE_IIC_IR_DEST_UNIT(x) ((x) & 0xf) #define CBE_IIC_IR_IOC_0 0x0 #define CBE_IIC_IR_IOC_1S 0xb #define CBE_IIC_IR_PT_0 0xe #define CBE_IIC_IR_PT_1 0xf u64 iic_is; /* 0x0448 */ #define CBE_IIC_IS_PMI 0x2 u8 pad_0x0450_0x0500[0x0500 - 0x0450]; /* 0x0450 */ /* IOC FIR */ u64 ioc_fir_reset; /* 0x0500 */ u64 ioc_fir_set; /* 0x0508 */ u64 ioc_checkstop_enable; /* 0x0510 */ u64 ioc_fir_error_mask; /* 0x0518 */ u64 ioc_syserr_enable; /* 0x0520 */ u64 ioc_fir; /* 0x0528 */ u8 pad_0x0530_0x1000[0x1000 - 0x0530]; /* 0x0530 */ }; extern struct cbe_iic_regs __iomem *cbe_get_iic_regs(struct device_node *np); extern struct cbe_iic_regs __iomem *cbe_get_cpu_iic_regs(int cpu); struct cbe_mic_tm_regs { u8 pad_0x0000_0x0040[0x0040 - 0x0000]; /* 0x0000 */ u64 mic_ctl_cnfg2; /* 0x0040 */ #define CBE_MIC_ENABLE_AUX_TRC 0x8000000000000000LL #define CBE_MIC_DISABLE_PWR_SAV_2 0x0200000000000000LL #define CBE_MIC_DISABLE_AUX_TRC_WRAP 0x0100000000000000LL #define CBE_MIC_ENABLE_AUX_TRC_INT 0x0080000000000000LL u64 pad_0x0048; /* 0x0048 */ u64 mic_aux_trc_base; /* 0x0050 */ u64 mic_aux_trc_max_addr; /* 0x0058 */ u64 mic_aux_trc_cur_addr; /* 0x0060 */ u64 mic_aux_trc_grf_addr; /* 0x0068 */ u64 mic_aux_trc_grf_data; /* 0x0070 */ u64 pad_0x0078; /* 0x0078 */ u64 mic_ctl_cnfg_0; /* 0x0080 */ #define CBE_MIC_DISABLE_PWR_SAV_0 0x8000000000000000LL u64 pad_0x0088; /* 0x0088 */ u64 slow_fast_timer_0; /* 0x0090 */ u64 slow_next_timer_0; /* 0x0098 */ u8 pad_0x00a0_0x00f8[0x00f8 - 0x00a0]; /* 0x00a0 */ u64 mic_df_ecc_address_0; /* 0x00f8 */ u8 pad_0x0100_0x01b8[0x01b8 - 0x0100]; /* 0x0100 */ u64 mic_df_ecc_address_1; /* 0x01b8 */ u64 mic_ctl_cnfg_1; /* 0x01c0 */ #define CBE_MIC_DISABLE_PWR_SAV_1 0x8000000000000000LL u64 pad_0x01c8; /* 0x01c8 */ u64 slow_fast_timer_1; /* 0x01d0 */ u64 slow_next_timer_1; /* 0x01d8 */ u8 pad_0x01e0_0x0208[0x0208 - 0x01e0]; /* 0x01e0 */ u64 mic_exc; /* 0x0208 */ #define CBE_MIC_EXC_BLOCK_SCRUB 0x0800000000000000ULL #define CBE_MIC_EXC_FAST_SCRUB 0x0100000000000000ULL u64 mic_mnt_cfg; /* 0x0210 */ #define CBE_MIC_MNT_CFG_CHAN_0_POP 0x0002000000000000ULL #define CBE_MIC_MNT_CFG_CHAN_1_POP 0x0004000000000000ULL u64 mic_df_config; /* 0x0218 */ #define CBE_MIC_ECC_DISABLE_0 0x4000000000000000ULL #define CBE_MIC_ECC_REP_SINGLE_0 0x2000000000000000ULL #define CBE_MIC_ECC_DISABLE_1 0x0080000000000000ULL #define CBE_MIC_ECC_REP_SINGLE_1 0x0040000000000000ULL u8 pad_0x0220_0x0230[0x0230 - 0x0220]; /* 0x0220 */ u64 mic_fir; /* 0x0230 */ #define CBE_MIC_FIR_ECC_SINGLE_0_ERR 0x0200000000000000ULL #define CBE_MIC_FIR_ECC_MULTI_0_ERR 0x0100000000000000ULL #define CBE_MIC_FIR_ECC_SINGLE_1_ERR 0x0080000000000000ULL #define CBE_MIC_FIR_ECC_MULTI_1_ERR 0x0040000000000000ULL #define CBE_MIC_FIR_ECC_ERR_MASK 0xffff000000000000ULL #define CBE_MIC_FIR_ECC_SINGLE_0_CTE 0x0000020000000000ULL #define CBE_MIC_FIR_ECC_MULTI_0_CTE 0x0000010000000000ULL #define CBE_MIC_FIR_ECC_SINGLE_1_CTE 0x0000008000000000ULL #define CBE_MIC_FIR_ECC_MULTI_1_CTE 0x0000004000000000ULL #define CBE_MIC_FIR_ECC_CTE_MASK 0x0000ffff00000000ULL #define CBE_MIC_FIR_ECC_SINGLE_0_RESET 0x0000000002000000ULL #define CBE_MIC_FIR_ECC_MULTI_0_RESET 0x0000000001000000ULL #define CBE_MIC_FIR_ECC_SINGLE_1_RESET 0x0000000000800000ULL #define CBE_MIC_FIR_ECC_MULTI_1_RESET 0x0000000000400000ULL #define CBE_MIC_FIR_ECC_RESET_MASK 0x00000000ffff0000ULL #define CBE_MIC_FIR_ECC_SINGLE_0_SET 0x0000000000000200ULL #define CBE_MIC_FIR_ECC_MULTI_0_SET 0x0000000000000100ULL #define CBE_MIC_FIR_ECC_SINGLE_1_SET 0x0000000000000080ULL #define CBE_MIC_FIR_ECC_MULTI_1_SET 0x0000000000000040ULL #define CBE_MIC_FIR_ECC_SET_MASK 0x000000000000ffffULL u64 mic_fir_debug; /* 0x0238 */ u8 pad_0x0240_0x1000[0x1000 - 0x0240]; /* 0x0240 */ }; extern struct cbe_mic_tm_regs __iomem *cbe_get_mic_tm_regs(struct device_node *np); extern struct cbe_mic_tm_regs __iomem *cbe_get_cpu_mic_tm_regs(int cpu); /* Cell page table entries */ #define CBE_IOPTE_PP_W 0x8000000000000000ul /* protection: write */ #define CBE_IOPTE_PP_R 0x4000000000000000ul /* protection: read */ #define CBE_IOPTE_M 0x2000000000000000ul /* coherency required */ #define CBE_IOPTE_SO_R 0x1000000000000000ul /* ordering: writes */ #define CBE_IOPTE_SO_RW 0x1800000000000000ul /* ordering: r & w */ #define CBE_IOPTE_RPN_Mask 0x07fffffffffff000ul /* RPN */ #define CBE_IOPTE_H 0x0000000000000800ul /* cache hint */ #define CBE_IOPTE_IOID_Mask 0x00000000000007fful /* ioid */ /* some utility functions to deal with SMT */ extern u32 cbe_get_hw_thread_id(int cpu); extern u32 cbe_cpu_to_node(int cpu); extern u32 cbe_node_to_cpu(int node); /* Init this module early */ extern void cbe_regs_init(void); #endif /* CBE_REGS_H */
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