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