2 * Support for the MicroBlaze PVR (Processor Version Register)
4 * Copyright (C) 2009 Michal Simek <monstr@monstr.eu>
5 * Copyright (C) 2007 John Williams <john.williams@petalogix.com>
6 * Copyright (C) 2007 - 2009 PetaLogix
8 * This file is subject to the terms and conditions of the GNU General
9 * Public License. See the file COPYING in the main directory of this
10 * archive for more details.
13 #ifndef _ASM_MICROBLAZE_PVR_H
14 #define _ASM_MICROBLAZE_PVR_H
16 #define PVR_MSR_BIT 0x400
22 /* The following taken from Xilinx's standalone BSP pvr.h */
25 #define PVR0_PVR_FULL_MASK 0x80000000
26 #define PVR0_USE_BARREL_MASK 0x40000000
27 #define PVR0_USE_DIV_MASK 0x20000000
28 #define PVR0_USE_HW_MUL_MASK 0x10000000
29 #define PVR0_USE_FPU_MASK 0x08000000
30 #define PVR0_USE_EXC_MASK 0x04000000
31 #define PVR0_USE_ICACHE_MASK 0x02000000
32 #define PVR0_USE_DCACHE_MASK 0x01000000
33 #define PVR0_USE_MMU 0x00800000 /* new */
34 #define PVR0_VERSION_MASK 0x0000FF00
35 #define PVR0_USER1_MASK 0x000000FF
38 #define PVR1_USER2_MASK 0xFFFFFFFF
40 /* Configuration PVR masks */
41 #define PVR2_D_OPB_MASK 0x80000000
42 #define PVR2_D_LMB_MASK 0x40000000
43 #define PVR2_I_OPB_MASK 0x20000000
44 #define PVR2_I_LMB_MASK 0x10000000
45 #define PVR2_INTERRUPT_IS_EDGE_MASK 0x08000000
46 #define PVR2_EDGE_IS_POSITIVE_MASK 0x04000000
47 #define PVR2_D_PLB_MASK 0x02000000 /* new */
48 #define PVR2_I_PLB_MASK 0x01000000 /* new */
49 #define PVR2_INTERCONNECT 0x00800000 /* new */
50 #define PVR2_USE_EXTEND_FSL 0x00080000 /* new */
51 #define PVR2_USE_FSL_EXC 0x00040000 /* new */
52 #define PVR2_USE_MSR_INSTR 0x00020000
53 #define PVR2_USE_PCMP_INSTR 0x00010000
54 #define PVR2_AREA_OPTIMISED 0x00008000
55 #define PVR2_USE_BARREL_MASK 0x00004000
56 #define PVR2_USE_DIV_MASK 0x00002000
57 #define PVR2_USE_HW_MUL_MASK 0x00001000
58 #define PVR2_USE_FPU_MASK 0x00000800
59 #define PVR2_USE_MUL64_MASK 0x00000400
60 #define PVR2_USE_FPU2_MASK 0x00000200 /* new */
61 #define PVR2_USE_IPLBEXC 0x00000100
62 #define PVR2_USE_DPLBEXC 0x00000080
63 #define PVR2_OPCODE_0x0_ILL_MASK 0x00000040
64 #define PVR2_UNALIGNED_EXC_MASK 0x00000020
65 #define PVR2_ILL_OPCODE_EXC_MASK 0x00000010
66 #define PVR2_IOPB_BUS_EXC_MASK 0x00000008
67 #define PVR2_DOPB_BUS_EXC_MASK 0x00000004
68 #define PVR2_DIV_ZERO_EXC_MASK 0x00000002
69 #define PVR2_FPU_EXC_MASK 0x00000001
71 /* Debug and exception PVR masks */
72 #define PVR3_DEBUG_ENABLED_MASK 0x80000000
73 #define PVR3_NUMBER_OF_PC_BRK_MASK 0x1E000000
74 #define PVR3_NUMBER_OF_RD_ADDR_BRK_MASK 0x00380000
75 #define PVR3_NUMBER_OF_WR_ADDR_BRK_MASK 0x0000E000
76 #define PVR3_FSL_LINKS_MASK 0x00000380
78 /* ICache config PVR masks */
79 #define PVR4_USE_ICACHE_MASK 0x80000000
80 #define PVR4_ICACHE_ADDR_TAG_BITS_MASK 0x7C000000
81 #define PVR4_ICACHE_USE_FSL_MASK 0x02000000
82 #define PVR4_ICACHE_ALLOW_WR_MASK 0x01000000
83 #define PVR4_ICACHE_LINE_LEN_MASK 0x00E00000
84 #define PVR4_ICACHE_BYTE_SIZE_MASK 0x001F0000
86 /* DCache config PVR masks */
87 #define PVR5_USE_DCACHE_MASK 0x80000000
88 #define PVR5_DCACHE_ADDR_TAG_BITS_MASK 0x7C000000
89 #define PVR5_DCACHE_USE_FSL_MASK 0x02000000
90 #define PVR5_DCACHE_ALLOW_WR_MASK 0x01000000
91 #define PVR5_DCACHE_LINE_LEN_MASK 0x00E00000
92 #define PVR5_DCACHE_BYTE_SIZE_MASK 0x001F0000
94 /* ICache base address PVR mask */
95 #define PVR6_ICACHE_BASEADDR_MASK 0xFFFFFFFF
97 /* ICache high address PVR mask */
98 #define PVR7_ICACHE_HIGHADDR_MASK 0xFFFFFFFF
100 /* DCache base address PVR mask */
101 #define PVR8_DCACHE_BASEADDR_MASK 0xFFFFFFFF
103 /* DCache high address PVR mask */
104 #define PVR9_DCACHE_HIGHADDR_MASK 0xFFFFFFFF
106 /* Target family PVR mask */
107 #define PVR10_TARGET_FAMILY_MASK 0xFF000000
109 /* MMU descrtiption */
110 #define PVR11_USE_MMU 0xC0000000
111 #define PVR11_MMU_ITLB_SIZE 0x38000000
112 #define PVR11_MMU_DTLB_SIZE 0x07000000
113 #define PVR11_MMU_TLB_ACCESS 0x00C00000
114 #define PVR11_MMU_ZONES 0x003C0000
115 /* MSR Reset value PVR mask */
116 #define PVR11_MSR_RESET_VALUE_MASK 0x000007FF
119 /* PVR access macros */
120 #define PVR_IS_FULL(pvr) (pvr.pvr[0] & PVR0_PVR_FULL_MASK)
121 #define PVR_USE_BARREL(pvr) (pvr.pvr[0] & PVR0_USE_BARREL_MASK)
122 #define PVR_USE_DIV(pvr) (pvr.pvr[0] & PVR0_USE_DIV_MASK)
123 #define PVR_USE_HW_MUL(pvr) (pvr.pvr[0] & PVR0_USE_HW_MUL_MASK)
124 #define PVR_USE_FPU(pvr) (pvr.pvr[0] & PVR0_USE_FPU_MASK)
125 #define PVR_USE_FPU2(pvr) (pvr.pvr[2] & PVR2_USE_FPU2_MASK)
126 #define PVR_USE_ICACHE(pvr) (pvr.pvr[0] & PVR0_USE_ICACHE_MASK)
127 #define PVR_USE_DCACHE(pvr) (pvr.pvr[0] & PVR0_USE_DCACHE_MASK)
128 #define PVR_VERSION(pvr) ((pvr.pvr[0] & PVR0_VERSION_MASK) >> 8)
129 #define PVR_USER1(pvr) (pvr.pvr[0] & PVR0_USER1_MASK)
130 #define PVR_USER2(pvr) (pvr.pvr[1] & PVR1_USER2_MASK)
132 #define PVR_D_OPB(pvr) (pvr.pvr[2] & PVR2_D_OPB_MASK)
133 #define PVR_D_LMB(pvr) (pvr.pvr[2] & PVR2_D_LMB_MASK)
134 #define PVR_I_OPB(pvr) (pvr.pvr[2] & PVR2_I_OPB_MASK)
135 #define PVR_I_LMB(pvr) (pvr.pvr[2] & PVR2_I_LMB_MASK)
136 #define PVR_INTERRUPT_IS_EDGE(pvr) \
137 (pvr.pvr[2] & PVR2_INTERRUPT_IS_EDGE_MASK)
138 #define PVR_EDGE_IS_POSITIVE(pvr) \
139 (pvr.pvr[2] & PVR2_EDGE_IS_POSITIVE_MASK)
140 #define PVR_USE_MSR_INSTR(pvr) (pvr.pvr[2] & PVR2_USE_MSR_INSTR)
141 #define PVR_USE_PCMP_INSTR(pvr) (pvr.pvr[2] & PVR2_USE_PCMP_INSTR)
142 #define PVR_AREA_OPTIMISED(pvr) (pvr.pvr[2] & PVR2_AREA_OPTIMISED)
143 #define PVR_USE_MUL64(pvr) (pvr.pvr[2] & PVR2_USE_MUL64_MASK)
144 #define PVR_OPCODE_0x0_ILLEGAL(pvr) \
145 (pvr.pvr[2] & PVR2_OPCODE_0x0_ILL_MASK)
146 #define PVR_UNALIGNED_EXCEPTION(pvr) \
147 (pvr.pvr[2] & PVR2_UNALIGNED_EXC_MASK)
148 #define PVR_ILL_OPCODE_EXCEPTION(pvr) \
149 (pvr.pvr[2] & PVR2_ILL_OPCODE_EXC_MASK)
150 #define PVR_IOPB_BUS_EXCEPTION(pvr) \
151 (pvr.pvr[2] & PVR2_IOPB_BUS_EXC_MASK)
152 #define PVR_DOPB_BUS_EXCEPTION(pvr) \
153 (pvr.pvr[2] & PVR2_DOPB_BUS_EXC_MASK)
154 #define PVR_DIV_ZERO_EXCEPTION(pvr) \
155 (pvr.pvr[2] & PVR2_DIV_ZERO_EXC_MASK)
156 #define PVR_FPU_EXCEPTION(pvr) (pvr.pvr[2] & PVR2_FPU_EXC_MASK)
157 #define PVR_FSL_EXCEPTION(pvr) (pvr.pvr[2] & PVR2_USE_EXTEND_FSL)
159 #define PVR_DEBUG_ENABLED(pvr) (pvr.pvr[3] & PVR3_DEBUG_ENABLED_MASK)
160 #define PVR_NUMBER_OF_PC_BRK(pvr) \
161 ((pvr.pvr[3] & PVR3_NUMBER_OF_PC_BRK_MASK) >> 25)
162 #define PVR_NUMBER_OF_RD_ADDR_BRK(pvr) \
163 ((pvr.pvr[3] & PVR3_NUMBER_OF_RD_ADDR_BRK_MASK) >> 19)
164 #define PVR_NUMBER_OF_WR_ADDR_BRK(pvr) \
165 ((pvr.pvr[3] & PVR3_NUMBER_OF_WR_ADDR_BRK_MASK) >> 13)
166 #define PVR_FSL_LINKS(pvr) ((pvr.pvr[3] & PVR3_FSL_LINKS_MASK) >> 7)
168 #define PVR_ICACHE_ADDR_TAG_BITS(pvr) \
169 ((pvr.pvr[4] & PVR4_ICACHE_ADDR_TAG_BITS_MASK) >> 26)
170 #define PVR_ICACHE_USE_FSL(pvr) (pvr.pvr[4] & PVR4_ICACHE_USE_FSL_MASK)
171 #define PVR_ICACHE_ALLOW_WR(pvr) (pvr.pvr[4] & PVR4_ICACHE_ALLOW_WR_MASK)
172 #define PVR_ICACHE_LINE_LEN(pvr) \
173 (1 << ((pvr.pvr[4] & PVR4_ICACHE_LINE_LEN_MASK) >> 21))
174 #define PVR_ICACHE_BYTE_SIZE(pvr) \
175 (1 << ((pvr.pvr[4] & PVR4_ICACHE_BYTE_SIZE_MASK) >> 16))
177 #define PVR_DCACHE_ADDR_TAG_BITS(pvr) \
178 ((pvr.pvr[5] & PVR5_DCACHE_ADDR_TAG_BITS_MASK) >> 26)
179 #define PVR_DCACHE_USE_FSL(pvr) (pvr.pvr[5] & PVR5_DCACHE_USE_FSL_MASK)
180 #define PVR_DCACHE_ALLOW_WR(pvr) (pvr.pvr[5] & PVR5_DCACHE_ALLOW_WR_MASK)
181 #define PVR_DCACHE_LINE_LEN(pvr) \
182 (1 << ((pvr.pvr[5] & PVR5_DCACHE_LINE_LEN_MASK) >> 21))
183 #define PVR_DCACHE_BYTE_SIZE(pvr) \
184 (1 << ((pvr.pvr[5] & PVR5_DCACHE_BYTE_SIZE_MASK) >> 16))
187 #define PVR_ICACHE_BASEADDR(pvr) (pvr.pvr[6] & PVR6_ICACHE_BASEADDR_MASK)
188 #define PVR_ICACHE_HIGHADDR(pvr) (pvr.pvr[7] & PVR7_ICACHE_HIGHADDR_MASK)
190 #define PVR_DCACHE_BASEADDR(pvr) (pvr.pvr[8] & PVR8_DCACHE_BASEADDR_MASK)
191 #define PVR_DCACHE_HIGHADDR(pvr) (pvr.pvr[9] & PVR9_DCACHE_HIGHADDR_MASK)
193 #define PVR_TARGET_FAMILY(pvr) ((pvr.pvr[10] & PVR10_TARGET_FAMILY_MASK) >> 24)
195 #define PVR_MSR_RESET_VALUE(pvr) \
196 (pvr.pvr[11] & PVR11_MSR_RESET_VALUE_MASK)
199 #define PVR_USE_MMU(pvr) ((pvr.pvr[11] & PVR11_USE_MMU) >> 30)
200 #define PVR_MMU_ITLB_SIZE(pvr) (pvr.pvr[11] & PVR11_MMU_ITLB_SIZE)
201 #define PVR_MMU_DTLB_SIZE(pvr) (pvr.pvr[11] & PVR11_MMU_DTLB_SIZE)
202 #define PVR_MMU_TLB_ACCESS(pvr) (pvr.pvr[11] & PVR11_MMU_TLB_ACCESS)
203 #define PVR_MMU_ZONES(pvr) (pvr.pvr[11] & PVR11_MMU_ZONES)
206 int cpu_has_pvr(void);
207 void get_pvr(struct pvr_s *pvr);
209 #endif /* _ASM_MICROBLAZE_PVR_H */