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Diffstat (limited to 'arch/tile/include/arch/chip_tile64.h')
| -rw-r--r-- | arch/tile/include/arch/chip_tile64.h | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/arch/tile/include/arch/chip_tile64.h b/arch/tile/include/arch/chip_tile64.h new file mode 100644 index 00000000000..1246573be59 --- /dev/null +++ b/arch/tile/include/arch/chip_tile64.h @@ -0,0 +1,255 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * 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, version 2. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +/* + * @file + * Global header file. + * This header file specifies defines for TILE64. + */ + +#ifndef __ARCH_CHIP_H__ +#define __ARCH_CHIP_H__ + +/** Specify chip version. + * When possible, prefer the CHIP_xxx symbols below for future-proofing. + * This is intended for cross-compiling; native compilation should + * use the predefined __tile_chip__ symbol. + */ +#define TILE_CHIP 0 + +/** Specify chip revision. + * This provides for the case of a respin of a particular chip type; + * the normal value for this symbol is "0". + * This is intended for cross-compiling; native compilation should + * use the predefined __tile_chip_rev__ symbol. + */ +#define TILE_CHIP_REV 0 + +/** The name of this architecture. */ +#define CHIP_ARCH_NAME "tile64" + +/** The ELF e_machine type for binaries for this chip. */ +#define CHIP_ELF_TYPE() EM_TILE64 + +/** The alternate ELF e_machine type for binaries for this chip. */ +#define CHIP_COMPAT_ELF_TYPE() 0x2506 + +/** What is the native word size of the machine? */ +#define CHIP_WORD_SIZE() 32 + +/** How many bits of a virtual address are used. Extra bits must be + * the sign extension of the low bits. + */ +#define CHIP_VA_WIDTH() 32 + +/** How many bits are in a physical address? */ +#define CHIP_PA_WIDTH() 36 + +/** Size of the L2 cache, in bytes. */ +#define CHIP_L2_CACHE_SIZE() 65536 + +/** Log size of an L2 cache line in bytes. */ +#define CHIP_L2_LOG_LINE_SIZE() 6 + +/** Size of an L2 cache line, in bytes. */ +#define CHIP_L2_LINE_SIZE() (1 << CHIP_L2_LOG_LINE_SIZE()) + +/** Associativity of the L2 cache. */ +#define CHIP_L2_ASSOC() 2 + +/** Size of the L1 data cache, in bytes. */ +#define CHIP_L1D_CACHE_SIZE() 8192 + +/** Log size of an L1 data cache line in bytes. */ +#define CHIP_L1D_LOG_LINE_SIZE() 4 + +/** Size of an L1 data cache line, in bytes. */ +#define CHIP_L1D_LINE_SIZE() (1 << CHIP_L1D_LOG_LINE_SIZE()) + +/** Associativity of the L1 data cache. */ +#define CHIP_L1D_ASSOC() 2 + +/** Size of the L1 instruction cache, in bytes. */ +#define CHIP_L1I_CACHE_SIZE() 8192 + +/** Log size of an L1 instruction cache line in bytes. */ +#define CHIP_L1I_LOG_LINE_SIZE() 6 + +/** Size of an L1 instruction cache line, in bytes. */ +#define CHIP_L1I_LINE_SIZE() (1 << CHIP_L1I_LOG_LINE_SIZE()) + +/** Associativity of the L1 instruction cache. */ +#define CHIP_L1I_ASSOC() 1 + +/** Stride with which flush instructions must be issued. */ +#define CHIP_FLUSH_STRIDE() CHIP_L2_LINE_SIZE() + +/** Stride with which inv instructions must be issued. */ +#define CHIP_INV_STRIDE() CHIP_L1D_LINE_SIZE() + +/** Stride with which finv instructions must be issued. */ +#define CHIP_FINV_STRIDE() CHIP_L1D_LINE_SIZE() + +/** Can the local cache coherently cache data that is homed elsewhere? */ +#define CHIP_HAS_COHERENT_LOCAL_CACHE() 0 + +/** How many simultaneous outstanding victims can the L2 cache have? */ +#define CHIP_MAX_OUTSTANDING_VICTIMS() 2 + +/** Does the TLB support the NC and NOALLOC bits? */ +#define CHIP_HAS_NC_AND_NOALLOC_BITS() 0 + +/** Does the chip support hash-for-home caching? */ +#define CHIP_HAS_CBOX_HOME_MAP() 0 + +/** Number of entries in the chip's home map tables. */ +/* #define CHIP_CBOX_HOME_MAP_SIZE() -- does not apply to chip 0 */ + +/** Do uncacheable requests miss in the cache regardless of whether + * there is matching data? */ +#define CHIP_HAS_ENFORCED_UNCACHEABLE_REQUESTS() 0 + +/** Does the mf instruction wait for victims? */ +#define CHIP_HAS_MF_WAITS_FOR_VICTIMS() 1 + +/** Does the chip have an "inv" instruction that doesn't also flush? */ +#define CHIP_HAS_INV() 0 + +/** Does the chip have a "wh64" instruction? */ +#define CHIP_HAS_WH64() 0 + +/** Does this chip have a 'dword_align' instruction? */ +#define CHIP_HAS_DWORD_ALIGN() 0 + +/** Number of performance counters. */ +#define CHIP_PERFORMANCE_COUNTERS() 2 + +/** Does this chip have auxiliary performance counters? */ +#define CHIP_HAS_AUX_PERF_COUNTERS() 0 + +/** Is the CBOX_MSR1 SPR supported? */ +#define CHIP_HAS_CBOX_MSR1() 0 + +/** Is the TILE_RTF_HWM SPR supported? */ +#define CHIP_HAS_TILE_RTF_HWM() 0 + +/** Is the TILE_WRITE_PENDING SPR supported? */ +#define CHIP_HAS_TILE_WRITE_PENDING() 0 + +/** Is the PROC_STATUS SPR supported? */ +#define CHIP_HAS_PROC_STATUS_SPR() 0 + +/** Log of the number of mshims we have. */ +#define CHIP_LOG_NUM_MSHIMS() 2 + +/** Are the bases of the interrupt vector areas fixed? */ +#define CHIP_HAS_FIXED_INTVEC_BASE() 1 + +/** Are the interrupt masks split up into 2 SPRs? */ +#define CHIP_HAS_SPLIT_INTR_MASK() 1 + +/** Is the cycle count split up into 2 SPRs? */ +#define CHIP_HAS_SPLIT_CYCLE() 1 + +/** Does the chip have a static network? */ +#define CHIP_HAS_SN() 1 + +/** Does the chip have a static network processor? */ +#define CHIP_HAS_SN_PROC() 1 + +/** Size of the L1 static network processor instruction cache, in bytes. */ +#define CHIP_L1SNI_CACHE_SIZE() 2048 + +/** Does the chip have DMA support in each tile? */ +#define CHIP_HAS_TILE_DMA() 1 + +/** Does the chip have the second revision of the directly accessible + * dynamic networks? This encapsulates a number of characteristics, + * including the absence of the catch-all, the absence of inline message + * tags, the absence of support for network context-switching, and so on. + */ +#define CHIP_HAS_REV1_XDN() 0 + +/** Does the chip have cmpexch and similar (fetchadd, exch, etc.)? */ +#define CHIP_HAS_CMPEXCH() 0 + +/** Does the chip have memory-mapped I/O support? */ +#define CHIP_HAS_MMIO() 0 + +/** Does the chip have post-completion interrupts? */ +#define CHIP_HAS_POST_COMPLETION_INTERRUPTS() 0 + +/** Does the chip have native single step support? */ +#define CHIP_HAS_SINGLE_STEP() 0 + +#ifndef __OPEN_SOURCE__ /* features only relevant to hypervisor-level code */ + +/** How many entries are present in the instruction TLB? */ +#define CHIP_ITLB_ENTRIES() 8 + +/** How many entries are present in the data TLB? */ +#define CHIP_DTLB_ENTRIES() 16 + +/** How many MAF entries does the XAUI shim have? */ +#define CHIP_XAUI_MAF_ENTRIES() 16 + +/** Does the memory shim have a source-id table? */ +#define CHIP_HAS_MSHIM_SRCID_TABLE() 1 + +/** Does the L1 instruction cache clear on reset? */ +#define CHIP_HAS_L1I_CLEAR_ON_RESET() 0 + +/** Does the chip come out of reset with valid coordinates on all tiles? + * Note that if defined, this also implies that the upper left is 1,1. + */ +#define CHIP_HAS_VALID_TILE_COORD_RESET() 0 + +/** Does the chip have unified packet formats? */ +#define CHIP_HAS_UNIFIED_PACKET_FORMATS() 0 + +/** Does the chip support write reordering? */ +#define CHIP_HAS_WRITE_REORDERING() 0 + +/** Does the chip support Y-X routing as well as X-Y? */ +#define CHIP_HAS_Y_X_ROUTING() 0 + +/** Is INTCTRL_3 managed with the correct MPL? */ +#define CHIP_HAS_INTCTRL_3_STATUS_FIX() 0 + +/** Is it possible to configure the chip to be big-endian? */ +#define CHIP_HAS_BIG_ENDIAN_CONFIG() 0 + +/** Is the CACHE_RED_WAY_OVERRIDDEN SPR supported? */ +#define CHIP_HAS_CACHE_RED_WAY_OVERRIDDEN() 0 + +/** Is the DIAG_TRACE_WAY SPR supported? */ +#define CHIP_HAS_DIAG_TRACE_WAY() 0 + +/** Is the MEM_STRIPE_CONFIG SPR supported? */ +#define CHIP_HAS_MEM_STRIPE_CONFIG() 0 + +/** Are the TLB_PERF SPRs supported? */ +#define CHIP_HAS_TLB_PERF() 0 + +/** Is the VDN_SNOOP_SHIM_CTL SPR supported? */ +#define CHIP_HAS_VDN_SNOOP_SHIM_CTL() 0 + +/** Does the chip support rev1 DMA packets? */ +#define CHIP_HAS_REV1_DMA_PACKETS() 0 + +/** Does the chip have an IPI shim? */ +#define CHIP_HAS_IPI() 0 + +#endif /* !__OPEN_SOURCE__ */ +#endif /* __ARCH_CHIP_H__ */ |