/* * Support for the MicroBlaze PVR (Processor Version Register) * * Copyright (C) 2009 - 2011 Michal Simek <monstr@monstr.eu> * Copyright (C) 2007 John Williams <john.williams@petalogix.com> * Copyright (C) 2007 - 2011 PetaLogix * * This file is subject to the terms and conditions of the GNU General * Public License. See the file COPYING in the main directory of this * archive for more details. */ #ifndef _ASM_MICROBLAZE_PVR_H #define _ASM_MICROBLAZE_PVR_H #define PVR_MSR_BIT 0x400 struct pvr_s { unsigned pvr[12]; }; /* The following taken from Xilinx's standalone BSP pvr.h */ /* Basic PVR mask */ #define PVR0_PVR_FULL_MASK 0x80000000 #define PVR0_USE_BARREL_MASK 0x40000000 #define PVR0_USE_DIV_MASK 0x20000000 #define PVR0_USE_HW_MUL_MASK 0x10000000 #define PVR0_USE_FPU_MASK 0x08000000 #define PVR0_USE_EXC_MASK 0x04000000 #define PVR0_USE_ICACHE_MASK 0x02000000 #define PVR0_USE_DCACHE_MASK 0x01000000 #define PVR0_USE_MMU 0x00800000 #define PVR0_USE_BTC 0x00400000 #define PVR0_ENDI 0x00200000 #define PVR0_VERSION_MASK 0x0000FF00 #define PVR0_USER1_MASK 0x000000FF /* User 2 PVR mask */ #define PVR1_USER2_MASK 0xFFFFFFFF /* Configuration PVR masks */ #define PVR2_D_OPB_MASK 0x80000000 /* or AXI */ #define PVR2_D_LMB_MASK 0x40000000 #define PVR2_I_OPB_MASK 0x20000000 /* or AXI */ #define PVR2_I_LMB_MASK 0x10000000 #define PVR2_INTERRUPT_IS_EDGE_MASK 0x08000000 #define PVR2_EDGE_IS_POSITIVE_MASK 0x04000000 #define PVR2_D_PLB_MASK 0x02000000 /* new */ #define PVR2_I_PLB_MASK 0x01000000 /* new */ #define PVR2_INTERCONNECT 0x00800000 /* new */ #define PVR2_USE_EXTEND_FSL 0x00080000 /* new */ #define PVR2_USE_FSL_EXC 0x00040000 /* new */ #define PVR2_USE_MSR_INSTR 0x00020000 #define PVR2_USE_PCMP_INSTR 0x00010000 #define PVR2_AREA_OPTIMISED 0x00008000 #define PVR2_USE_BARREL_MASK 0x00004000 #define PVR2_USE_DIV_MASK 0x00002000 #define PVR2_USE_HW_MUL_MASK 0x00001000 #define PVR2_USE_FPU_MASK 0x00000800 #define PVR2_USE_MUL64_MASK 0x00000400 #define PVR2_USE_FPU2_MASK 0x00000200 /* new */ #define PVR2_USE_IPLBEXC 0x00000100 #define PVR2_USE_DPLBEXC 0x00000080 #define PVR2_OPCODE_0x0_ILL_MASK 0x00000040 #define PVR2_UNALIGNED_EXC_MASK 0x00000020 #define PVR2_ILL_OPCODE_EXC_MASK 0x00000010 #define PVR2_IOPB_BUS_EXC_MASK 0x00000008 /* or AXI */ #define PVR2_DOPB_BUS_EXC_MASK 0x00000004 /* or AXI */ #define PVR2_DIV_ZERO_EXC_MASK 0x00000002 #define PVR2_FPU_EXC_MASK 0x00000001 /* Debug and exception PVR masks */ #define PVR3_DEBUG_ENABLED_MASK 0x80000000 #define PVR3_NUMBER_OF_PC_BRK_MASK 0x1E000000 #define PVR3_NUMBER_OF_RD_ADDR_BRK_MASK 0x00380000 #define PVR3_NUMBER_OF_WR_ADDR_BRK_MASK 0x0000E000 #define PVR3_FSL_LINKS_MASK 0x00000380 /* ICache config PVR masks */ #define PVR4_USE_ICACHE_MASK 0x80000000 /* ICU */ #define PVR4_ICACHE_ADDR_TAG_BITS_MASK 0x7C000000 /* ICTS */ #define PVR4_ICACHE_ALLOW_WR_MASK 0x01000000 /* ICW */ #define PVR4_ICACHE_LINE_LEN_MASK 0x00E00000 /* ICLL */ #define PVR4_ICACHE_BYTE_SIZE_MASK 0x001F0000 /* ICBS */ #define PVR4_ICACHE_ALWAYS_USED 0x00008000 /* IAU */ #define PVR4_ICACHE_INTERFACE 0x00002000 /* ICI */ /* DCache config PVR masks */ #define PVR5_USE_DCACHE_MASK 0x80000000 /* DCU */ #define PVR5_DCACHE_ADDR_TAG_BITS_MASK 0x7C000000 /* DCTS */ #define PVR5_DCACHE_ALLOW_WR_MASK 0x01000000 /* DCW */ #define PVR5_DCACHE_LINE_LEN_MASK 0x00E00000 /* DCLL */ #define PVR5_DCACHE_BYTE_SIZE_MASK 0x001F0000 /* DCBS */ #define PVR5_DCACHE_ALWAYS_USED 0x00008000 /* DAU */ #define PVR5_DCACHE_USE_WRITEBACK 0x00004000 /* DWB */ #define PVR5_DCACHE_INTERFACE 0x00002000 /* DCI */ /* ICache base address PVR mask */ #define PVR6_ICACHE_BASEADDR_MASK 0xFFFFFFFF /* ICache high address PVR mask */ #define PVR7_ICACHE_HIGHADDR_MASK 0xFFFFFFFF /* DCache base address PVR mask */ #define PVR8_DCACHE_BASEADDR_MASK 0xFFFFFFFF /* DCache high address PVR mask */ #define PVR9_DCACHE_HIGHADDR_MASK 0xFFFFFFFF /* Target family PVR mask */ #define PVR10_TARGET_FAMILY_MASK 0xFF000000 /* MMU description */ #define PVR11_USE_MMU 0xC0000000 #define PVR11_MMU_ITLB_SIZE 0x38000000 #define PVR11_MMU_DTLB_SIZE 0x07000000 #define PVR11_MMU_TLB_ACCESS 0x00C00000 #define PVR11_MMU_ZONES 0x003C0000 #define PVR11_MMU_PRIVINS 0x00010000 /* MSR Reset value PVR mask */ #define PVR11_MSR_RESET_VALUE_MASK 0x000007FF /* PVR access macros */ #define PVR_IS_FULL(_pvr) (_pvr.pvr[0] & PVR0_PVR_FULL_MASK) #define PVR_USE_BARREL(_pvr) (_pvr.pvr[0] & PVR0_USE_BARREL_MASK) #define PVR_USE_DIV(_pvr) (_pvr.pvr[0] & PVR0_USE_DIV_MASK) #define PVR_USE_HW_MUL(_pvr) (_pvr.pvr[0] & PVR0_USE_HW_MUL_MASK) #define PVR_USE_FPU(_pvr) (_pvr.pvr[0] & PVR0_USE_FPU_MASK) #define PVR_USE_FPU2(_pvr) (_pvr.pvr[2] & PVR2_USE_FPU2_MASK) #define PVR_USE_ICACHE(_pvr) (_pvr.pvr[0] & PVR0_USE_ICACHE_MASK) #define PVR_USE_DCACHE(_pvr) (_pvr.pvr[0] & PVR0_USE_DCACHE_MASK) #define PVR_VERSION(_pvr) ((_pvr.pvr[0] & PVR0_VERSION_MASK) >> 8) #define PVR_USER1(_pvr) (_pvr.pvr[0] & PVR0_USER1_MASK) #define PVR_USER2(_pvr) (_pvr.pvr[1] & PVR1_USER2_MASK) #define PVR_D_OPB(_pvr) (_pvr.pvr[2] & PVR2_D_OPB_MASK) #define PVR_D_LMB(_pvr) (_pvr.pvr[2] & PVR2_D_LMB_MASK) #define PVR_I_OPB(_pvr) (_pvr.pvr[2] & PVR2_I_OPB_MASK) #define PVR_I_LMB(_pvr) (_pvr.pvr[2] & PVR2_I_LMB_MASK) #define PVR_INTERRUPT_IS_EDGE(_pvr) \ (_pvr.pvr[2] & PVR2_INTERRUPT_IS_EDGE_MASK) #define PVR_EDGE_IS_POSITIVE(_pvr) \ (_pvr.pvr[2] & PVR2_EDGE_IS_POSITIVE_MASK) #define PVR_USE_MSR_INSTR(_pvr) (_pvr.pvr[2] & PVR2_USE_MSR_INSTR) #define PVR_USE_PCMP_INSTR(_pvr) (_pvr.pvr[2] & PVR2_USE_PCMP_INSTR) #define PVR_AREA_OPTIMISED(_pvr) (_pvr.pvr[2] & PVR2_AREA_OPTIMISED) #define PVR_USE_MUL64(_pvr) (_pvr.pvr[2] & PVR2_USE_MUL64_MASK) #define PVR_OPCODE_0x0_ILLEGAL(_pvr) \ (_pvr.pvr[2] & PVR2_OPCODE_0x0_ILL_MASK) #define PVR_UNALIGNED_EXCEPTION(_pvr) \ (_pvr.pvr[2] & PVR2_UNALIGNED_EXC_MASK) #define PVR_ILL_OPCODE_EXCEPTION(_pvr) \ (_pvr.pvr[2] & PVR2_ILL_OPCODE_EXC_MASK) #define PVR_IOPB_BUS_EXCEPTION(_pvr) \ (_pvr.pvr[2] & PVR2_IOPB_BUS_EXC_MASK) #define PVR_DOPB_BUS_EXCEPTION(_pvr) \ (_pvr.pvr[2] & PVR2_DOPB_BUS_EXC_MASK) #define PVR_DIV_ZERO_EXCEPTION(_pvr) \ (_pvr.pvr[2] & PVR2_DIV_ZERO_EXC_MASK) #define PVR_FPU_EXCEPTION(_pvr) (_pvr.pvr[2] & PVR2_FPU_EXC_MASK) #define PVR_FSL_EXCEPTION(_pvr) (_pvr.pvr[2] & PVR2_USE_EXTEND_FSL) #define PVR_DEBUG_ENABLED(_pvr) (_pvr.pvr[3] & PVR3_DEBUG_ENABLED_MASK) #define PVR_NUMBER_OF_PC_BRK(_pvr) \ ((_pvr.pvr[3] & PVR3_NUMBER_OF_PC_BRK_MASK) >> 25) #define PVR_NUMBER_OF_RD_ADDR_BRK(_pvr) \ ((_pvr.pvr[3] & PVR3_NUMBER_OF_RD_ADDR_BRK_MASK) >> 19) #define PVR_NUMBER_OF_WR_ADDR_BRK(_pvr) \ ((_pvr.pvr[3] & PVR3_NUMBER_OF_WR_ADDR_BRK_MASK) >> 13) #define PVR_FSL_LINKS(_pvr) ((_pvr.pvr[3] & PVR3_FSL_LINKS_MASK) >> 7) #define PVR_ICACHE_ADDR_TAG_BITS(_pvr) \ ((_pvr.pvr[4] & PVR4_ICACHE_ADDR_TAG_BITS_MASK) >> 26) #define PVR_ICACHE_USE_FSL(_pvr) \ (_pvr.pvr[4] & PVR4_ICACHE_USE_FSL_MASK) #define PVR_ICACHE_ALLOW_WR(_pvr) \ (_pvr.pvr[4] & PVR4_ICACHE_ALLOW_WR_MASK) #define PVR_ICACHE_LINE_LEN(_pvr) \ (1 << ((_pvr.pvr[4] & PVR4_ICACHE_LINE_LEN_MASK) >> 21)) #define PVR_ICACHE_BYTE_SIZE(_pvr) \ (1 << ((_pvr.pvr[4] & PVR4_ICACHE_BYTE_SIZE_MASK) >> 16)) #define PVR_DCACHE_ADDR_TAG_BITS(_pvr) \ ((_pvr.pvr[5] & PVR5_DCACHE_ADDR_TAG_BITS_MASK) >> 26) #define PVR_DCACHE_USE_FSL(_pvr) (_pvr.pvr[5] & PVR5_DCACHE_USE_FSL_MASK) #define PVR_DCACHE_ALLOW_WR(_pvr) \ (_pvr.pvr[5] & PVR5_DCACHE_ALLOW_WR_MASK) /* FIXME two shifts on one line needs any comment */ #define PVR_DCACHE_LINE_LEN(_pvr) \ (1 << ((_pvr.pvr[5] & PVR5_DCACHE_LINE_LEN_MASK) >> 21)) #define PVR_DCACHE_BYTE_SIZE(_pvr) \ (1 << ((_pvr.pvr[5] & PVR5_DCACHE_BYTE_SIZE_MASK) >> 16)) #define PVR_DCACHE_USE_WRITEBACK(_pvr) \ ((_pvr.pvr[5] & PVR5_DCACHE_USE_WRITEBACK) >> 14) #define PVR_ICACHE_BASEADDR(_pvr) \ (_pvr.pvr[6] & PVR6_ICACHE_BASEADDR_MASK) #define PVR_ICACHE_HIGHADDR(_pvr) \ (_pvr.pvr[7] & PVR7_ICACHE_HIGHADDR_MASK) #define PVR_DCACHE_BASEADDR(_pvr) \ (_pvr.pvr[8] & PVR8_DCACHE_BASEADDR_MASK) #define PVR_DCACHE_HIGHADDR(_pvr) \ (_pvr.pvr[9] & PVR9_DCACHE_HIGHADDR_MASK) #define PVR_TARGET_FAMILY(_pvr) \ ((_pvr.pvr[10] & PVR10_TARGET_FAMILY_MASK) >> 24) #define PVR_MSR_RESET_VALUE(_pvr) \ (_pvr.pvr[11] & PVR11_MSR_RESET_VALUE_MASK) /* mmu */ #define PVR_USE_MMU(_pvr) ((_pvr.pvr[11] & PVR11_USE_MMU) >> 30) #define PVR_MMU_ITLB_SIZE(_pvr) (_pvr.pvr[11] & PVR11_MMU_ITLB_SIZE) #define PVR_MMU_DTLB_SIZE(_pvr) (_pvr.pvr[11] & PVR11_MMU_DTLB_SIZE) #define PVR_MMU_TLB_ACCESS(_pvr) (_pvr.pvr[11] & PVR11_MMU_TLB_ACCESS) #define PVR_MMU_ZONES(_pvr) (_pvr.pvr[11] & PVR11_MMU_ZONES) #define PVR_MMU_PRIVINS(pvr) (pvr.pvr[11] & PVR11_MMU_PRIVINS) /* endian */ #define PVR_ENDIAN(_pvr) (_pvr.pvr[0] & PVR0_ENDI) int cpu_has_pvr(void); void get_pvr(struct pvr_s *pvr); #endif /* _ASM_MICROBLAZE_PVR_H */Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Michal Simek | 682 | 83.58% | 7 | 77.78% |
| Roel Kluin | 123 | 15.07% | 1 | 11.11% |
| John A. Williams | 11 | 1.35% | 1 | 11.11% |
| Total | 816 | 100.00% | 9 | 100.00% |