/* * Copyright (C) 2013 Imagination Technologies * Author: Paul Burton <paul.burton@mips.com> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #ifndef __MIPS_ASM_MIPS_CPS_H__ # error Please include asm/mips-cps.h rather than asm/mips-cpc.h #endif #ifndef __MIPS_ASM_MIPS_CPC_H__ #define __MIPS_ASM_MIPS_CPC_H__ #include <linux/bitops.h> #include <linux/errno.h> /* The base address of the CPC registers */ extern void __iomem *mips_cpc_base; /** * mips_cpc_default_phys_base - retrieve the default physical base address of * the CPC * * Returns the default physical base address of the Cluster Power Controller * memory mapped registers. This is platform dependant & must therefore be * implemented per-platform. */ extern phys_addr_t mips_cpc_default_phys_base(void); /** * mips_cpc_probe - probe for a Cluster Power Controller * * Attempt to detect the presence of a Cluster Power Controller. Returns 0 if * a CPC is successfully detected, else -errno. */ #ifdef CONFIG_MIPS_CPC extern int mips_cpc_probe(void); #else static inline int mips_cpc_probe(void) { return -ENODEV; } #endif /** * mips_cpc_present - determine whether a Cluster Power Controller is present * * Returns true if a CPC is present in the system, else false. */ static inline bool mips_cpc_present(void) { #ifdef CONFIG_MIPS_CPC return mips_cpc_base != NULL; #else return false; #endif } /* Offsets from the CPC base address to various control blocks */ #define MIPS_CPC_GCB_OFS 0x0000 #define MIPS_CPC_CLCB_OFS 0x2000 #define MIPS_CPC_COCB_OFS 0x4000 #define CPC_ACCESSOR_RO(sz, off, name) \ CPS_ACCESSOR_RO(cpc, sz, MIPS_CPC_GCB_OFS + off, name) \ CPS_ACCESSOR_RO(cpc, sz, MIPS_CPC_COCB_OFS + off, redir_##name) #define CPC_ACCESSOR_RW(sz, off, name) \ CPS_ACCESSOR_RW(cpc, sz, MIPS_CPC_GCB_OFS + off, name) \ CPS_ACCESSOR_RW(cpc, sz, MIPS_CPC_COCB_OFS + off, redir_##name) #define CPC_CX_ACCESSOR_RO(sz, off, name) \ CPS_ACCESSOR_RO(cpc, sz, MIPS_CPC_CLCB_OFS + off, cl_##name) \ CPS_ACCESSOR_RO(cpc, sz, MIPS_CPC_COCB_OFS + off, co_##name) #define CPC_CX_ACCESSOR_RW(sz, off, name) \ CPS_ACCESSOR_RW(cpc, sz, MIPS_CPC_CLCB_OFS + off, cl_##name) \ CPS_ACCESSOR_RW(cpc, sz, MIPS_CPC_COCB_OFS + off, co_##name) /* CPC_ACCESS - Control core/IOCU access to CPC registers prior to CM 3 */ CPC_ACCESSOR_RW(32, 0x000, access) /* CPC_SEQDEL - Configure delays between command sequencer steps */ CPC_ACCESSOR_RW(32, 0x008, seqdel) /* CPC_RAIL - Configure the delay from rail power-up to stability */ CPC_ACCESSOR_RW(32, 0x010, rail) /* CPC_RESETLEN - Configure the length of reset sequences */ CPC_ACCESSOR_RW(32, 0x018, resetlen) /* CPC_REVISION - Indicates the revisison of the CPC */ CPC_ACCESSOR_RO(32, 0x020, revision) /* CPC_PWRUP_CTL - Control power to the Coherence Manager (CM) */ CPC_ACCESSOR_RW(32, 0x030, pwrup_ctl) #define CPC_PWRUP_CTL_CM_PWRUP BIT(0) /* CPC_CONFIG - Mirrors GCR_CONFIG */ CPC_ACCESSOR_RW(64, 0x138, config) /* CPC_SYS_CONFIG - Control cluster endianness */ CPC_ACCESSOR_RW(32, 0x140, sys_config) #define CPC_SYS_CONFIG_BE_IMMEDIATE BIT(2) #define CPC_SYS_CONFIG_BE_STATUS BIT(1) #define CPC_SYS_CONFIG_BE BIT(0) /* CPC_Cx_CMD - Instruct the CPC to take action on a core */ CPC_CX_ACCESSOR_RW(32, 0x000, cmd) #define CPC_Cx_CMD GENMASK(3, 0) #define CPC_Cx_CMD_CLOCKOFF 0x1 #define CPC_Cx_CMD_PWRDOWN 0x2 #define CPC_Cx_CMD_PWRUP 0x3 #define CPC_Cx_CMD_RESET 0x4 /* CPC_Cx_STAT_CONF - Indicates core configuration & state */ CPC_CX_ACCESSOR_RW(32, 0x008, stat_conf) #define CPC_Cx_STAT_CONF_PWRUPE BIT(23) #define CPC_Cx_STAT_CONF_SEQSTATE GENMASK(22, 19) #define CPC_Cx_STAT_CONF_SEQSTATE_D0 0x0 #define CPC_Cx_STAT_CONF_SEQSTATE_U0 0x1 #define CPC_Cx_STAT_CONF_SEQSTATE_U1 0x2 #define CPC_Cx_STAT_CONF_SEQSTATE_U2 0x3 #define CPC_Cx_STAT_CONF_SEQSTATE_U3 0x4 #define CPC_Cx_STAT_CONF_SEQSTATE_U4 0x5 #define CPC_Cx_STAT_CONF_SEQSTATE_U5 0x6 #define CPC_Cx_STAT_CONF_SEQSTATE_U6 0x7 #define CPC_Cx_STAT_CONF_SEQSTATE_D1 0x8 #define CPC_Cx_STAT_CONF_SEQSTATE_D3 0x9 #define CPC_Cx_STAT_CONF_SEQSTATE_D2 0xa #define CPC_Cx_STAT_CONF_CLKGAT_IMPL BIT(17) #define CPC_Cx_STAT_CONF_PWRDN_IMPL BIT(16) #define CPC_Cx_STAT_CONF_EJTAG_PROBE BIT(15) /* CPC_Cx_OTHER - Configure the core-other register block prior to CM 3 */ CPC_CX_ACCESSOR_RW(32, 0x010, other) #define CPC_Cx_OTHER_CORENUM GENMASK(23, 16) /* CPC_Cx_VP_STOP - Stop Virtual Processors (VPs) within a core from running */ CPC_CX_ACCESSOR_RW(32, 0x020, vp_stop) /* CPC_Cx_VP_START - Start Virtual Processors (VPs) within a core running */ CPC_CX_ACCESSOR_RW(32, 0x028, vp_run) /* CPC_Cx_VP_RUNNING - Indicate which Virtual Processors (VPs) are running */ CPC_CX_ACCESSOR_RW(32, 0x030, vp_running) /* CPC_Cx_CONFIG - Mirrors GCR_Cx_CONFIG */ CPC_CX_ACCESSOR_RW(32, 0x090, config) #ifdef CONFIG_MIPS_CPC /** * mips_cpc_lock_other - lock access to another core * core: the other core to be accessed * * Call before operating upon a core via the 'other' register region in * order to prevent the region being moved during access. Must be called * within the bounds of a mips_cm_{lock,unlock}_other pair, and followed * by a call to mips_cpc_unlock_other. */ extern void mips_cpc_lock_other(unsigned int core); /** * mips_cpc_unlock_other - unlock access to another core * * Call after operating upon another core via the 'other' register region. * Must be called after mips_cpc_lock_other. */ extern void mips_cpc_unlock_other(void); #else /* !CONFIG_MIPS_CPC */ static inline void mips_cpc_lock_other(unsigned int core) { } static inline void mips_cpc_unlock_other(void) { } #endif /* !CONFIG_MIPS_CPC */ #endif /* __MIPS_ASM_MIPS_CPC_H__ */
Name | Type | Size | Permission | Actions |
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dec | Folder | 0755 |
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emma | Folder | 0755 |
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fw | Folder | 0755 |
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ip32 | Folder | 0755 |
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lasat | Folder | 0755 |
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mach-ar7 | Folder | 0755 |
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mach-ath25 | Folder | 0755 |
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mach-ath79 | Folder | 0755 |
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mach-au1x00 | Folder | 0755 |
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mach-bcm47xx | Folder | 0755 |
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mach-bcm63xx | Folder | 0755 |
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mach-bmips | Folder | 0755 |
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mach-cavium-octeon | Folder | 0755 |
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mach-cobalt | Folder | 0755 |
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mach-db1x00 | Folder | 0755 |
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mach-dec | Folder | 0755 |
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mach-emma2rh | Folder | 0755 |
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mach-generic | Folder | 0755 |
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mach-ip22 | Folder | 0755 |
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mach-ip27 | Folder | 0755 |
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mach-ip28 | Folder | 0755 |
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mach-ip32 | Folder | 0755 |
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mach-jazz | Folder | 0755 |
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mach-jz4740 | Folder | 0755 |
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mach-lantiq | Folder | 0755 |
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mach-lasat | Folder | 0755 |
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mach-loongson32 | Folder | 0755 |
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mach-loongson64 | Folder | 0755 |
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mach-malta | Folder | 0755 |
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mach-netlogic | Folder | 0755 |
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mach-paravirt | Folder | 0755 |
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mach-pic32 | Folder | 0755 |
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mach-pistachio | Folder | 0755 |
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mach-pmcs-msp71xx | Folder | 0755 |
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mach-pnx833x | Folder | 0755 |
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mach-ralink | Folder | 0755 |
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mach-rc32434 | Folder | 0755 |
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mach-rm | Folder | 0755 |
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mach-sibyte | Folder | 0755 |
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mach-tx39xx | Folder | 0755 |
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mach-tx49xx | Folder | 0755 |
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mach-vr41xx | Folder | 0755 |
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mach-xilfpga | Folder | 0755 |
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mips-boards | Folder | 0755 |
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netlogic | Folder | 0755 |
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octeon | Folder | 0755 |
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pci | Folder | 0755 |
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sgi | Folder | 0755 |
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sibyte | Folder | 0755 |
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sn | Folder | 0755 |
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txx9 | Folder | 0755 |
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vr41xx | Folder | 0755 |
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xtalk | Folder | 0755 |
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Kbuild | File | 577 B | 0644 |
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abi.h | File | 853 B | 0644 |
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addrspace.h | File | 4.1 KB | 0644 |
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amon.h | File | 409 B | 0644 |
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arch_hweight.h | File | 792 B | 0644 |
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asm-eva.h | File | 6.82 KB | 0644 |
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asm-offsets.h | File | 35 B | 0644 |
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asm-prototypes.h | File | 197 B | 0644 |
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asm.h | File | 8.47 KB | 0644 |
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asmmacro-32.h | File | 2.47 KB | 0644 |
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asmmacro-64.h | File | 1.22 KB | 0644 |
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asmmacro.h | File | 14.07 KB | 0644 |
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atomic.h | File | 19.73 KB | 0644 |
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barrier.h | File | 8.03 KB | 0644 |
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bcache.h | File | 2.04 KB | 0644 |
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bitops.h | File | 15.46 KB | 0644 |
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bitrev.h | File | 608 B | 0644 |
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bmips-spaces.h | File | 268 B | 0644 |
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bmips.h | File | 3.45 KB | 0644 |
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bootinfo.h | File | 5.08 KB | 0644 |
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branch.h | File | 2.35 KB | 0644 |
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break.h | File | 787 B | 0644 |
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bug.h | File | 759 B | 0644 |
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bugs.h | File | 944 B | 0644 |
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cache.h | File | 546 B | 0644 |
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cacheflush.h | File | 4.99 KB | 0644 |
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cacheops.h | File | 3.71 KB | 0644 |
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cdmm.h | File | 3.67 KB | 0644 |
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cevt-r4k.h | File | 823 B | 0644 |
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checksum.h | File | 6.43 KB | 0644 |
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clock.h | File | 997 B | 0644 |
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clocksource.h | File | 884 B | 0644 |
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cmp.h | File | 492 B | 0644 |
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cmpxchg.h | File | 5.28 KB | 0644 |
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compat-signal.h | File | 640 B | 0644 |
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compat.h | File | 6.66 KB | 0644 |
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compiler.h | File | 2.96 KB | 0644 |
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cop2.h | File | 1.77 KB | 0644 |
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cpu-features.h | File | 19.46 KB | 0644 |
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cpu-info.h | File | 5.84 KB | 0644 |
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cpu-type.h | File | 4.13 KB | 0644 |
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cpu.h | File | 15.54 KB | 0644 |
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cpufeature.h | File | 717 B | 0644 |
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debug.h | File | 654 B | 0644 |
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delay.h | File | 841 B | 0644 |
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device.h | File | 347 B | 0644 |
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div64.h | File | 2.17 KB | 0644 |
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dma-coherence.h | File | 813 B | 0644 |
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dma-mapping.h | File | 981 B | 0644 |
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dma.h | File | 9.92 KB | 0644 |
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ds1287.h | File | 1019 B | 0644 |
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dsemul.h | File | 3.24 KB | 0644 |
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dsp.h | File | 1.91 KB | 0644 |
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edac.h | File | 819 B | 0644 |
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elf.h | File | 15.04 KB | 0644 |
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errno.h | File | 429 B | 0644 |
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eva.h | File | 796 B | 0644 |
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exec.h | File | 579 B | 0644 |
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extable.h | File | 241 B | 0644 |
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fb.h | File | 372 B | 0644 |
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fixmap.h | File | 2.29 KB | 0644 |
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floppy.h | File | 1.57 KB | 0644 |
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fpregdef.h | File | 2.66 KB | 0644 |
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fpu.h | File | 5.21 KB | 0644 |
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fpu_emulator.h | File | 5.74 KB | 0644 |
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ftrace.h | File | 2.11 KB | 0644 |
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futex.h | File | 4.87 KB | 0644 |
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gio_device.h | File | 1.5 KB | 0644 |
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gt64120.h | File | 19.37 KB | 0644 |
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hardirq.h | File | 544 B | 0644 |
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hazards.h | File | 8.36 KB | 0644 |
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highmem.h | File | 1.72 KB | 0644 |
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hpet.h | File | 1.93 KB | 0644 |
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hugetlb.h | File | 2.76 KB | 0644 |
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hw_irq.h | File | 475 B | 0644 |
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i8259.h | File | 2.52 KB | 0644 |
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ide.h | File | 330 B | 0644 |
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idle.h | File | 689 B | 0644 |
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inst.h | File | 2.34 KB | 0644 |
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io.h | File | 18.44 KB | 0644 |
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irq.h | File | 2.26 KB | 0644 |
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irq_cpu.h | File | 708 B | 0644 |
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irq_gt641xx.h | File | 2.69 KB | 0644 |
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irq_regs.h | File | 744 B | 0644 |
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irqflags.h | File | 4.04 KB | 0644 |
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isa-rev.h | File | 556 B | 0644 |
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isadep.h | File | 603 B | 0644 |
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jazz.h | File | 8 KB | 0644 |
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jazzdma.h | File | 2.97 KB | 0644 |
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jump_label.h | File | 1.4 KB | 0644 |
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kdebug.h | File | 303 B | 0644 |
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kexec.h | File | 1.53 KB | 0644 |
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kgdb.h | File | 1.19 KB | 0644 |
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kmap_types.h | File | 221 B | 0644 |
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kprobes.h | File | 2.68 KB | 0644 |
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kvm_host.h | File | 37.88 KB | 0644 |
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kvm_para.h | File | 2.09 KB | 0644 |
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linkage.h | File | 306 B | 0644 |
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llsc.h | File | 623 B | 0644 |
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local.h | File | 4.99 KB | 0644 |
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m48t37.h | File | 732 B | 0644 |
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maar.h | File | 4.04 KB | 0644 |
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machine.h | File | 2.93 KB | 0644 |
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mc146818-time.h | File | 3.69 KB | 0644 |
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mc146818rtc.h | File | 450 B | 0644 |
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mips-cm.h | File | 15.86 KB | 0644 |
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mips-cpc.h | File | 5.83 KB | 0644 |
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mips-cps.h | File | 6.55 KB | 0644 |
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mips-gic.h | File | 12.3 KB | 0644 |
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mips-r2-to-r6-emul.h | File | 2.05 KB | 0644 |
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mips_machine.h | File | 1.32 KB | 0644 |
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mips_mt.h | File | 707 B | 0644 |
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mipsmtregs.h | File | 10.9 KB | 0644 |
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mipsprom.h | File | 2.1 KB | 0644 |
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mipsregs.h | File | 88.1 KB | 0644 |
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mmu.h | File | 550 B | 0644 |
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mmu_context.h | File | 5.41 KB | 0644 |
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mmzone.h | File | 561 B | 0644 |
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module.h | File | 4.45 KB | 0644 |
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msa.h | File | 8.01 KB | 0644 |
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msc01_ic.h | File | 6.55 KB | 0644 |
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nile4.h | File | 10.33 KB | 0644 |
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paccess.h | File | 3.07 KB | 0644 |
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page.h | File | 7.19 KB | 0644 |
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pci.h | File | 4.08 KB | 0644 |
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perf_event.h | File | 482 B | 0644 |
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pgalloc.h | File | 3.21 KB | 0644 |
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pgtable-32.h | File | 7.31 KB | 0644 |
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pgtable-64.h | File | 10.87 KB | 0644 |
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pgtable-bits.h | File | 7.36 KB | 0644 |
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pgtable.h | File | 17.34 KB | 0644 |
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pm-cps.h | File | 1.68 KB | 0644 |
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pm.h | File | 3.99 KB | 0644 |
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pmon.h | File | 1.64 KB | 0644 |
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prefetch.h | File | 2.1 KB | 0644 |
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processor.h | File | 11.71 KB | 0644 |
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prom.h | File | 845 B | 0644 |
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ptrace.h | File | 5.55 KB | 0644 |
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r4k-timer.h | File | 604 B | 0644 |
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r4kcache.h | File | 26.34 KB | 0644 |
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reboot.h | File | 440 B | 0644 |
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reg.h | File | 26 B | 0644 |
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regdef.h | File | 2.63 KB | 0644 |
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rtlx.h | File | 2.1 KB | 0644 |
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seccomp.h | File | 800 B | 0644 |
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serial.h | File | 607 B | 0644 |
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setup.h | File | 884 B | 0644 |
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sgialib.h | File | 2.45 KB | 0644 |
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sgiarcs.h | File | 15.32 KB | 0644 |
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shmparam.h | File | 352 B | 0644 |
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sigcontext.h | File | 1.04 KB | 0644 |
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signal.h | File | 1.02 KB | 0644 |
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sim.h | File | 2.32 KB | 0644 |
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smp-cps.h | File | 1.18 KB | 0644 |
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smp-ops.h | File | 2.33 KB | 0644 |
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smp.h | File | 3.31 KB | 0644 |
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sni.h | File | 7.27 KB | 0644 |
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socket.h | File | 1.34 KB | 0644 |
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sparsemem.h | File | 486 B | 0644 |
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spinlock.h | File | 459 B | 0644 |
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spinlock_types.h | File | 188 B | 0644 |
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spram.h | File | 262 B | 0644 |
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stackframe.h | File | 10.82 KB | 0644 |
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stackprotector.h | File | 1.15 KB | 0644 |
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stacktrace.h | File | 2.15 KB | 0644 |
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string.h | File | 2.94 KB | 0644 |
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switch_to.h | File | 4.19 KB | 0644 |
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syscall.h | File | 3.57 KB | 0644 |
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termios.h | File | 2.89 KB | 0644 |
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thread_info.h | File | 6.63 KB | 0644 |
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time.h | File | 2.13 KB | 0644 |
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timex.h | File | 2.87 KB | 0644 |
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tlb.h | File | 1.09 KB | 0644 |
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tlbdebug.h | File | 403 B | 0644 |
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tlbex.h | File | 788 B | 0644 |
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tlbflush.h | File | 1.67 KB | 0644 |
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tlbmisc.h | File | 320 B | 0644 |
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topology.h | File | 619 B | 0644 |
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traps.h | File | 1.25 KB | 0644 |
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txx9irq.h | File | 743 B | 0644 |
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txx9pio.h | File | 592 B | 0644 |
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txx9tmr.h | File | 1.59 KB | 0644 |
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types.h | File | 487 B | 0644 |
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uaccess.h | File | 22.2 KB | 0644 |
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uasm.h | File | 9.18 KB | 0644 |
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unistd.h | File | 1.9 KB | 0644 |
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uprobes.h | File | 1.11 KB | 0644 |
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vdso.h | File | 3.72 KB | 0644 |
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vga.h | File | 1.26 KB | 0644 |
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vpe.h | File | 2.7 KB | 0644 |
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war.h | File | 7.48 KB | 0644 |
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watch.h | File | 827 B | 0644 |
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wbflush.h | File | 694 B | 0644 |
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yamon-dt.h | File | 1.88 KB | 0644 |
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