tjh.dev
Linux kernel mirror (for testing)
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1/*
2 * Contains register definitions common to the Book E PowerPC
3 * specification. Notice that while the IBM-40x series of CPUs
4 * are not true Book E PowerPCs, they borrowed a number of features
5 * before Book E was finalized, and are included here as well. Unfortunatly,
6 * they sometimes used different locations than true Book E CPUs did.
7 */
8#ifdef __KERNEL__
9#ifndef __ASM_POWERPC_REG_BOOKE_H__
10#define __ASM_POWERPC_REG_BOOKE_H__
11
12/* Machine State Register (MSR) Fields */
13#define MSR_GS (1<<28) /* Guest state */
14#define MSR_UCLE (1<<26) /* User-mode cache lock enable */
15#define MSR_SPE (1<<25) /* Enable SPE */
16#define MSR_DWE (1<<10) /* Debug Wait Enable */
17#define MSR_UBLE (1<<10) /* BTB lock enable (e500) */
18#define MSR_IS MSR_IR /* Instruction Space */
19#define MSR_DS MSR_DR /* Data Space */
20#define MSR_PMM (1<<2) /* Performance monitor mark bit */
21
22/* Default MSR for kernel mode. */
23#if defined (CONFIG_40x)
24#define MSR_KERNEL (MSR_ME|MSR_RI|MSR_IR|MSR_DR|MSR_CE)
25#elif defined(CONFIG_BOOKE)
26#define MSR_KERNEL (MSR_ME|MSR_RI|MSR_CE)
27#endif
28
29/* Special Purpose Registers (SPRNs)*/
30#define SPRN_DECAR 0x036 /* Decrementer Auto Reload Register */
31#define SPRN_IVPR 0x03F /* Interrupt Vector Prefix Register */
32#define SPRN_USPRG0 0x100 /* User Special Purpose Register General 0 */
33#define SPRN_SPRG4R 0x104 /* Special Purpose Register General 4 Read */
34#define SPRN_SPRG5R 0x105 /* Special Purpose Register General 5 Read */
35#define SPRN_SPRG6R 0x106 /* Special Purpose Register General 6 Read */
36#define SPRN_SPRG7R 0x107 /* Special Purpose Register General 7 Read */
37#define SPRN_SPRG4W 0x114 /* Special Purpose Register General 4 Write */
38#define SPRN_SPRG5W 0x115 /* Special Purpose Register General 5 Write */
39#define SPRN_SPRG6W 0x116 /* Special Purpose Register General 6 Write */
40#define SPRN_SPRG7W 0x117 /* Special Purpose Register General 7 Write */
41#define SPRN_DBCR2 0x136 /* Debug Control Register 2 */
42#define SPRN_IAC3 0x13A /* Instruction Address Compare 3 */
43#define SPRN_IAC4 0x13B /* Instruction Address Compare 4 */
44#define SPRN_DVC1 0x13E /* Data Value Compare Register 1 */
45#define SPRN_DVC2 0x13F /* Data Value Compare Register 2 */
46#define SPRN_IVOR0 0x190 /* Interrupt Vector Offset Register 0 */
47#define SPRN_IVOR1 0x191 /* Interrupt Vector Offset Register 1 */
48#define SPRN_IVOR2 0x192 /* Interrupt Vector Offset Register 2 */
49#define SPRN_IVOR3 0x193 /* Interrupt Vector Offset Register 3 */
50#define SPRN_IVOR4 0x194 /* Interrupt Vector Offset Register 4 */
51#define SPRN_IVOR5 0x195 /* Interrupt Vector Offset Register 5 */
52#define SPRN_IVOR6 0x196 /* Interrupt Vector Offset Register 6 */
53#define SPRN_IVOR7 0x197 /* Interrupt Vector Offset Register 7 */
54#define SPRN_IVOR8 0x198 /* Interrupt Vector Offset Register 8 */
55#define SPRN_IVOR9 0x199 /* Interrupt Vector Offset Register 9 */
56#define SPRN_IVOR10 0x19A /* Interrupt Vector Offset Register 10 */
57#define SPRN_IVOR11 0x19B /* Interrupt Vector Offset Register 11 */
58#define SPRN_IVOR12 0x19C /* Interrupt Vector Offset Register 12 */
59#define SPRN_IVOR13 0x19D /* Interrupt Vector Offset Register 13 */
60#define SPRN_IVOR14 0x19E /* Interrupt Vector Offset Register 14 */
61#define SPRN_IVOR15 0x19F /* Interrupt Vector Offset Register 15 */
62#define SPRN_SPEFSCR 0x200 /* SPE & Embedded FP Status & Control */
63#define SPRN_BBEAR 0x201 /* Branch Buffer Entry Address Register */
64#define SPRN_BBTAR 0x202 /* Branch Buffer Target Address Register */
65#define SPRN_L1CFG0 0x203 /* L1 Cache Configure Register 0 */
66#define SPRN_L1CFG1 0x204 /* L1 Cache Configure Register 1 */
67#define SPRN_ATB 0x20E /* Alternate Time Base */
68#define SPRN_ATBL 0x20E /* Alternate Time Base Lower */
69#define SPRN_ATBU 0x20F /* Alternate Time Base Upper */
70#define SPRN_IVOR32 0x210 /* Interrupt Vector Offset Register 32 */
71#define SPRN_IVOR33 0x211 /* Interrupt Vector Offset Register 33 */
72#define SPRN_IVOR34 0x212 /* Interrupt Vector Offset Register 34 */
73#define SPRN_IVOR35 0x213 /* Interrupt Vector Offset Register 35 */
74#define SPRN_IVOR36 0x214 /* Interrupt Vector Offset Register 36 */
75#define SPRN_IVOR37 0x215 /* Interrupt Vector Offset Register 37 */
76#define SPRN_MCSRR0 0x23A /* Machine Check Save and Restore Register 0 */
77#define SPRN_MCSRR1 0x23B /* Machine Check Save and Restore Register 1 */
78#define SPRN_MCSR 0x23C /* Machine Check Status Register */
79#define SPRN_MCAR 0x23D /* Machine Check Address Register */
80#define SPRN_DSRR0 0x23E /* Debug Save and Restore Register 0 */
81#define SPRN_DSRR1 0x23F /* Debug Save and Restore Register 1 */
82#define SPRN_SPRG8 0x25C /* Special Purpose Register General 8 */
83#define SPRN_SPRG9 0x25D /* Special Purpose Register General 9 */
84#define SPRN_L1CSR2 0x25E /* L1 Cache Control and Status Register 2 */
85#define SPRN_MAS0 0x270 /* MMU Assist Register 0 */
86#define SPRN_MAS1 0x271 /* MMU Assist Register 1 */
87#define SPRN_MAS2 0x272 /* MMU Assist Register 2 */
88#define SPRN_MAS3 0x273 /* MMU Assist Register 3 */
89#define SPRN_MAS4 0x274 /* MMU Assist Register 4 */
90#define SPRN_MAS5 0x275 /* MMU Assist Register 5 */
91#define SPRN_MAS6 0x276 /* MMU Assist Register 6 */
92#define SPRN_PID1 0x279 /* Process ID Register 1 */
93#define SPRN_PID2 0x27A /* Process ID Register 2 */
94#define SPRN_TLB0CFG 0x2B0 /* TLB 0 Config Register */
95#define SPRN_TLB1CFG 0x2B1 /* TLB 1 Config Register */
96#define SPRN_EPR 0x2BE /* External Proxy Register */
97#define SPRN_CCR1 0x378 /* Core Configuration Register 1 */
98#define SPRN_ZPR 0x3B0 /* Zone Protection Register (40x) */
99#define SPRN_MAS7 0x3B0 /* MMU Assist Register 7 */
100#define SPRN_MMUCR 0x3B2 /* MMU Control Register */
101#define SPRN_CCR0 0x3B3 /* Core Configuration Register 0 */
102#define SPRN_EPLC 0x3B3 /* External Process ID Load Context */
103#define SPRN_EPSC 0x3B4 /* External Process ID Store Context */
104#define SPRN_SGR 0x3B9 /* Storage Guarded Register */
105#define SPRN_DCWR 0x3BA /* Data Cache Write-thru Register */
106#define SPRN_SLER 0x3BB /* Little-endian real mode */
107#define SPRN_SU0R 0x3BC /* "User 0" real mode (40x) */
108#define SPRN_DCMP 0x3D1 /* Data TLB Compare Register */
109#define SPRN_ICDBDR 0x3D3 /* Instruction Cache Debug Data Register */
110#define SPRN_EVPR 0x3D6 /* Exception Vector Prefix Register */
111#define SPRN_L1CSR0 0x3F2 /* L1 Cache Control and Status Register 0 */
112#define SPRN_L1CSR1 0x3F3 /* L1 Cache Control and Status Register 1 */
113#define SPRN_MMUCSR0 0x3F4 /* MMU Control and Status Register 0 */
114#define SPRN_MMUCFG 0x3F7 /* MMU Configuration Register */
115#define SPRN_PIT 0x3DB /* Programmable Interval Timer */
116#define SPRN_BUCSR 0x3F5 /* Branch Unit Control and Status */
117#define SPRN_L2CSR0 0x3F9 /* L2 Data Cache Control and Status Register 0 */
118#define SPRN_L2CSR1 0x3FA /* L2 Data Cache Control and Status Register 1 */
119#define SPRN_DCCR 0x3FA /* Data Cache Cacheability Register */
120#define SPRN_ICCR 0x3FB /* Instruction Cache Cacheability Register */
121#define SPRN_SVR 0x3FF /* System Version Register */
122
123/*
124 * SPRs which have conflicting definitions on true Book E versus classic,
125 * or IBM 40x.
126 */
127#ifdef CONFIG_BOOKE
128#define SPRN_PID 0x030 /* Process ID */
129#define SPRN_PID0 SPRN_PID/* Process ID Register 0 */
130#define SPRN_CSRR0 0x03A /* Critical Save and Restore Register 0 */
131#define SPRN_CSRR1 0x03B /* Critical Save and Restore Register 1 */
132#define SPRN_DEAR 0x03D /* Data Error Address Register */
133#define SPRN_ESR 0x03E /* Exception Syndrome Register */
134#define SPRN_PIR 0x11E /* Processor Identification Register */
135#define SPRN_DBSR 0x130 /* Debug Status Register */
136#define SPRN_DBCR0 0x134 /* Debug Control Register 0 */
137#define SPRN_DBCR1 0x135 /* Debug Control Register 1 */
138#define SPRN_IAC1 0x138 /* Instruction Address Compare 1 */
139#define SPRN_IAC2 0x139 /* Instruction Address Compare 2 */
140#define SPRN_DAC1 0x13C /* Data Address Compare 1 */
141#define SPRN_DAC2 0x13D /* Data Address Compare 2 */
142#define SPRN_TSR 0x150 /* Timer Status Register */
143#define SPRN_TCR 0x154 /* Timer Control Register */
144#endif /* Book E */
145#ifdef CONFIG_40x
146#define SPRN_PID 0x3B1 /* Process ID */
147#define SPRN_DBCR1 0x3BD /* Debug Control Register 1 */
148#define SPRN_ESR 0x3D4 /* Exception Syndrome Register */
149#define SPRN_DEAR 0x3D5 /* Data Error Address Register */
150#define SPRN_TSR 0x3D8 /* Timer Status Register */
151#define SPRN_TCR 0x3DA /* Timer Control Register */
152#define SPRN_SRR2 0x3DE /* Save/Restore Register 2 */
153#define SPRN_SRR3 0x3DF /* Save/Restore Register 3 */
154#define SPRN_DBSR 0x3F0 /* Debug Status Register */
155#define SPRN_DBCR0 0x3F2 /* Debug Control Register 0 */
156#define SPRN_DAC1 0x3F6 /* Data Address Compare 1 */
157#define SPRN_DAC2 0x3F7 /* Data Address Compare 2 */
158#define SPRN_CSRR0 SPRN_SRR2 /* Critical Save and Restore Register 0 */
159#define SPRN_CSRR1 SPRN_SRR3 /* Critical Save and Restore Register 1 */
160#endif
161
162/* Bit definitions for CCR1. */
163#define CCR1_DPC 0x00000100 /* Disable L1 I-Cache/D-Cache parity checking */
164#define CCR1_TCS 0x00000080 /* Timer Clock Select */
165
166/* Bit definitions for the MCSR. */
167#define MCSR_MCS 0x80000000 /* Machine Check Summary */
168#define MCSR_IB 0x40000000 /* Instruction PLB Error */
169#define MCSR_DRB 0x20000000 /* Data Read PLB Error */
170#define MCSR_DWB 0x10000000 /* Data Write PLB Error */
171#define MCSR_TLBP 0x08000000 /* TLB Parity Error */
172#define MCSR_ICP 0x04000000 /* I-Cache Parity Error */
173#define MCSR_DCSP 0x02000000 /* D-Cache Search Parity Error */
174#define MCSR_DCFP 0x01000000 /* D-Cache Flush Parity Error */
175#define MCSR_IMPE 0x00800000 /* Imprecise Machine Check Exception */
176
177#ifdef CONFIG_E500
178#define MCSR_MCP 0x80000000UL /* Machine Check Input Pin */
179#define MCSR_ICPERR 0x40000000UL /* I-Cache Parity Error */
180#define MCSR_DCP_PERR 0x20000000UL /* D-Cache Push Parity Error */
181#define MCSR_DCPERR 0x10000000UL /* D-Cache Parity Error */
182#define MCSR_BUS_IAERR 0x00000080UL /* Instruction Address Error */
183#define MCSR_BUS_RAERR 0x00000040UL /* Read Address Error */
184#define MCSR_BUS_WAERR 0x00000020UL /* Write Address Error */
185#define MCSR_BUS_IBERR 0x00000010UL /* Instruction Data Error */
186#define MCSR_BUS_RBERR 0x00000008UL /* Read Data Bus Error */
187#define MCSR_BUS_WBERR 0x00000004UL /* Write Data Bus Error */
188#define MCSR_BUS_IPERR 0x00000002UL /* Instruction parity Error */
189#define MCSR_BUS_RPERR 0x00000001UL /* Read parity Error */
190
191/* e500 parts may set unused bits in MCSR; mask these off */
192#define MCSR_MASK (MCSR_MCP | MCSR_ICPERR | MCSR_DCP_PERR | \
193 MCSR_DCPERR | MCSR_BUS_IAERR | MCSR_BUS_RAERR | \
194 MCSR_BUS_WAERR | MCSR_BUS_IBERR | MCSR_BUS_RBERR | \
195 MCSR_BUS_WBERR | MCSR_BUS_IPERR | MCSR_BUS_RPERR)
196#endif
197#ifdef CONFIG_E200
198#define MCSR_MCP 0x80000000UL /* Machine Check Input Pin */
199#define MCSR_CP_PERR 0x20000000UL /* Cache Push Parity Error */
200#define MCSR_CPERR 0x10000000UL /* Cache Parity Error */
201#define MCSR_EXCP_ERR 0x08000000UL /* ISI, ITLB, or Bus Error on 1st insn
202 fetch for an exception handler */
203#define MCSR_BUS_IRERR 0x00000010UL /* Read Bus Error on instruction fetch*/
204#define MCSR_BUS_DRERR 0x00000008UL /* Read Bus Error on data load */
205#define MCSR_BUS_WRERR 0x00000004UL /* Write Bus Error on buffered
206 store or cache line push */
207
208/* e200 parts may set unused bits in MCSR; mask these off */
209#define MCSR_MASK (MCSR_MCP | MCSR_CP_PERR | MCSR_CPERR | \
210 MCSR_EXCP_ERR | MCSR_BUS_IRERR | MCSR_BUS_DRERR | \
211 MCSR_BUS_WRERR)
212#endif
213
214/* Bit definitions for the DBSR. */
215/*
216 * DBSR bits which have conflicting definitions on true Book E versus IBM 40x.
217 */
218#ifdef CONFIG_BOOKE
219#define DBSR_IC 0x08000000 /* Instruction Completion */
220#define DBSR_BT 0x04000000 /* Branch Taken */
221#define DBSR_IRPT 0x02000000 /* Exception Debug Event */
222#define DBSR_TIE 0x01000000 /* Trap Instruction Event */
223#define DBSR_IAC1 0x00800000 /* Instr Address Compare 1 Event */
224#define DBSR_IAC2 0x00400000 /* Instr Address Compare 2 Event */
225#define DBSR_IAC3 0x00200000 /* Instr Address Compare 3 Event */
226#define DBSR_IAC4 0x00100000 /* Instr Address Compare 4 Event */
227#define DBSR_DAC1R 0x00080000 /* Data Addr Compare 1 Read Event */
228#define DBSR_DAC1W 0x00040000 /* Data Addr Compare 1 Write Event */
229#define DBSR_DAC2R 0x00020000 /* Data Addr Compare 2 Read Event */
230#define DBSR_DAC2W 0x00010000 /* Data Addr Compare 2 Write Event */
231#define DBSR_RET 0x00008000 /* Return Debug Event */
232#define DBSR_CIRPT 0x00000040 /* Critical Interrupt Taken Event */
233#define DBSR_CRET 0x00000020 /* Critical Return Debug Event */
234#endif
235#ifdef CONFIG_40x
236#define DBSR_IC 0x80000000 /* Instruction Completion */
237#define DBSR_BT 0x40000000 /* Branch taken */
238#define DBSR_IRPT 0x20000000 /* Exception Debug Event */
239#define DBSR_TIE 0x10000000 /* Trap Instruction debug Event */
240#define DBSR_IAC1 0x04000000 /* Instruction Address Compare 1 Event */
241#define DBSR_IAC2 0x02000000 /* Instruction Address Compare 2 Event */
242#define DBSR_IAC3 0x00080000 /* Instruction Address Compare 3 Event */
243#define DBSR_IAC4 0x00040000 /* Instruction Address Compare 4 Event */
244#define DBSR_DAC1R 0x01000000 /* Data Address Compare 1 Read Event */
245#define DBSR_DAC1W 0x00800000 /* Data Address Compare 1 Write Event */
246#define DBSR_DAC2R 0x00400000 /* Data Address Compare 2 Read Event */
247#define DBSR_DAC2W 0x00200000 /* Data Address Compare 2 Write Event */
248#endif
249
250/* Bit definitions related to the ESR. */
251#define ESR_MCI 0x80000000 /* Machine Check - Instruction */
252#define ESR_IMCP 0x80000000 /* Instr. Machine Check - Protection */
253#define ESR_IMCN 0x40000000 /* Instr. Machine Check - Non-config */
254#define ESR_IMCB 0x20000000 /* Instr. Machine Check - Bus error */
255#define ESR_IMCT 0x10000000 /* Instr. Machine Check - Timeout */
256#define ESR_PIL 0x08000000 /* Program Exception - Illegal */
257#define ESR_PPR 0x04000000 /* Program Exception - Privileged */
258#define ESR_PTR 0x02000000 /* Program Exception - Trap */
259#define ESR_FP 0x01000000 /* Floating Point Operation */
260#define ESR_DST 0x00800000 /* Storage Exception - Data miss */
261#define ESR_DIZ 0x00400000 /* Storage Exception - Zone fault */
262#define ESR_ST 0x00800000 /* Store Operation */
263#define ESR_DLK 0x00200000 /* Data Cache Locking */
264#define ESR_ILK 0x00100000 /* Instr. Cache Locking */
265#define ESR_PUO 0x00040000 /* Unimplemented Operation exception */
266#define ESR_BO 0x00020000 /* Byte Ordering */
267
268/* Bit definitions related to the DBCR0. */
269#if defined(CONFIG_40x)
270#define DBCR0_EDM 0x80000000 /* External Debug Mode */
271#define DBCR0_IDM 0x40000000 /* Internal Debug Mode */
272#define DBCR0_RST 0x30000000 /* all the bits in the RST field */
273#define DBCR0_RST_SYSTEM 0x30000000 /* System Reset */
274#define DBCR0_RST_CHIP 0x20000000 /* Chip Reset */
275#define DBCR0_RST_CORE 0x10000000 /* Core Reset */
276#define DBCR0_RST_NONE 0x00000000 /* No Reset */
277#define DBCR0_IC 0x08000000 /* Instruction Completion */
278#define DBCR0_ICMP DBCR0_IC
279#define DBCR0_BT 0x04000000 /* Branch Taken */
280#define DBCR0_BRT DBCR0_BT
281#define DBCR0_EDE 0x02000000 /* Exception Debug Event */
282#define DBCR0_IRPT DBCR0_EDE
283#define DBCR0_TDE 0x01000000 /* TRAP Debug Event */
284#define DBCR0_IA1 0x00800000 /* Instr Addr compare 1 enable */
285#define DBCR0_IAC1 DBCR0_IA1
286#define DBCR0_IA2 0x00400000 /* Instr Addr compare 2 enable */
287#define DBCR0_IAC2 DBCR0_IA2
288#define DBCR0_IA12 0x00200000 /* Instr Addr 1-2 range enable */
289#define DBCR0_IA12X 0x00100000 /* Instr Addr 1-2 range eXclusive */
290#define DBCR0_IA3 0x00080000 /* Instr Addr compare 3 enable */
291#define DBCR0_IAC3 DBCR0_IA3
292#define DBCR0_IA4 0x00040000 /* Instr Addr compare 4 enable */
293#define DBCR0_IAC4 DBCR0_IA4
294#define DBCR0_IA34 0x00020000 /* Instr Addr 3-4 range Enable */
295#define DBCR0_IA34X 0x00010000 /* Instr Addr 3-4 range eXclusive */
296#define DBCR0_IA12T 0x00008000 /* Instr Addr 1-2 range Toggle */
297#define DBCR0_IA34T 0x00004000 /* Instr Addr 3-4 range Toggle */
298#define DBCR0_FT 0x00000001 /* Freeze Timers on debug event */
299#elif defined(CONFIG_BOOKE)
300#define DBCR0_EDM 0x80000000 /* External Debug Mode */
301#define DBCR0_IDM 0x40000000 /* Internal Debug Mode */
302#define DBCR0_RST 0x30000000 /* all the bits in the RST field */
303/* DBCR0_RST_* is 44x specific and not followed in fsl booke */
304#define DBCR0_RST_SYSTEM 0x30000000 /* System Reset */
305#define DBCR0_RST_CHIP 0x20000000 /* Chip Reset */
306#define DBCR0_RST_CORE 0x10000000 /* Core Reset */
307#define DBCR0_RST_NONE 0x00000000 /* No Reset */
308#define DBCR0_ICMP 0x08000000 /* Instruction Completion */
309#define DBCR0_IC DBCR0_ICMP
310#define DBCR0_BRT 0x04000000 /* Branch Taken */
311#define DBCR0_BT DBCR0_BRT
312#define DBCR0_IRPT 0x02000000 /* Exception Debug Event */
313#define DBCR0_TDE 0x01000000 /* TRAP Debug Event */
314#define DBCR0_TIE DBCR0_TDE
315#define DBCR0_IAC1 0x00800000 /* Instr Addr compare 1 enable */
316#define DBCR0_IAC2 0x00400000 /* Instr Addr compare 2 enable */
317#define DBCR0_IAC3 0x00200000 /* Instr Addr compare 3 enable */
318#define DBCR0_IAC4 0x00100000 /* Instr Addr compare 4 enable */
319#define DBCR0_DAC1R 0x00080000 /* DAC 1 Read enable */
320#define DBCR0_DAC1W 0x00040000 /* DAC 1 Write enable */
321#define DBCR0_DAC2R 0x00020000 /* DAC 2 Read enable */
322#define DBCR0_DAC2W 0x00010000 /* DAC 2 Write enable */
323#define DBCR0_RET 0x00008000 /* Return Debug Event */
324#define DBCR0_CIRPT 0x00000040 /* Critical Interrupt Taken Event */
325#define DBCR0_CRET 0x00000020 /* Critical Return Debug Event */
326#define DBCR0_FT 0x00000001 /* Freeze Timers on debug event */
327
328/* Bit definitions related to the DBCR1. */
329#define DBCR1_IAC12M 0x00800000 /* Instr Addr 1-2 range enable */
330#define DBCR1_IAC12MX 0x00C00000 /* Instr Addr 1-2 range eXclusive */
331#define DBCR1_IAC12AT 0x00010000 /* Instr Addr 1-2 range Toggle */
332#define DBCR1_IAC34M 0x00000080 /* Instr Addr 3-4 range enable */
333#define DBCR1_IAC34MX 0x000000C0 /* Instr Addr 3-4 range eXclusive */
334#define DBCR1_IAC34AT 0x00000001 /* Instr Addr 3-4 range Toggle */
335
336/* Bit definitions related to the DBCR2. */
337#define DBCR2_DAC12M 0x00800000 /* DAC 1-2 range enable */
338#define DBCR2_DAC12MX 0x00C00000 /* DAC 1-2 range eXclusive */
339#define DBCR2_DAC12A 0x00200000 /* DAC 1-2 Asynchronous */
340#endif
341
342/* Bit definitions related to the TCR. */
343#define TCR_WP(x) (((x)&0x3)<<30) /* WDT Period */
344#define TCR_WP_MASK TCR_WP(3)
345#define WP_2_17 0 /* 2^17 clocks */
346#define WP_2_21 1 /* 2^21 clocks */
347#define WP_2_25 2 /* 2^25 clocks */
348#define WP_2_29 3 /* 2^29 clocks */
349#define TCR_WRC(x) (((x)&0x3)<<28) /* WDT Reset Control */
350#define TCR_WRC_MASK TCR_WRC(3)
351#define WRC_NONE 0 /* No reset will occur */
352#define WRC_CORE 1 /* Core reset will occur */
353#define WRC_CHIP 2 /* Chip reset will occur */
354#define WRC_SYSTEM 3 /* System reset will occur */
355#define TCR_WIE 0x08000000 /* WDT Interrupt Enable */
356#define TCR_PIE 0x04000000 /* PIT Interrupt Enable */
357#define TCR_DIE TCR_PIE /* DEC Interrupt Enable */
358#define TCR_FP(x) (((x)&0x3)<<24) /* FIT Period */
359#define TCR_FP_MASK TCR_FP(3)
360#define FP_2_9 0 /* 2^9 clocks */
361#define FP_2_13 1 /* 2^13 clocks */
362#define FP_2_17 2 /* 2^17 clocks */
363#define FP_2_21 3 /* 2^21 clocks */
364#define TCR_FIE 0x00800000 /* FIT Interrupt Enable */
365#define TCR_ARE 0x00400000 /* Auto Reload Enable */
366
367/* Bit definitions for the TSR. */
368#define TSR_ENW 0x80000000 /* Enable Next Watchdog */
369#define TSR_WIS 0x40000000 /* WDT Interrupt Status */
370#define TSR_WRS(x) (((x)&0x3)<<28) /* WDT Reset Status */
371#define WRS_NONE 0 /* No WDT reset occurred */
372#define WRS_CORE 1 /* WDT forced core reset */
373#define WRS_CHIP 2 /* WDT forced chip reset */
374#define WRS_SYSTEM 3 /* WDT forced system reset */
375#define TSR_PIS 0x08000000 /* PIT Interrupt Status */
376#define TSR_DIS TSR_PIS /* DEC Interrupt Status */
377#define TSR_FIS 0x04000000 /* FIT Interrupt Status */
378
379/* Bit definitions for the DCCR. */
380#define DCCR_NOCACHE 0 /* Noncacheable */
381#define DCCR_CACHE 1 /* Cacheable */
382
383/* Bit definitions for DCWR. */
384#define DCWR_COPY 0 /* Copy-back */
385#define DCWR_WRITE 1 /* Write-through */
386
387/* Bit definitions for ICCR. */
388#define ICCR_NOCACHE 0 /* Noncacheable */
389#define ICCR_CACHE 1 /* Cacheable */
390
391/* Bit definitions for L1CSR0. */
392#define L1CSR0_CPE 0x00010000 /* Data Cache Parity Enable */
393#define L1CSR0_CLFC 0x00000100 /* Cache Lock Bits Flash Clear */
394#define L1CSR0_DCFI 0x00000002 /* Data Cache Flash Invalidate */
395#define L1CSR0_CFI 0x00000002 /* Cache Flash Invalidate */
396#define L1CSR0_DCE 0x00000001 /* Data Cache Enable */
397
398/* Bit definitions for L1CSR1. */
399#define L1CSR1_CPE 0x00010000 /* Instruction Cache Parity Enable */
400#define L1CSR1_ICLFR 0x00000100 /* Instr Cache Lock Bits Flash Reset */
401#define L1CSR1_ICFI 0x00000002 /* Instr Cache Flash Invalidate */
402#define L1CSR1_ICE 0x00000001 /* Instr Cache Enable */
403
404/* Bit definitions for L2CSR0. */
405#define L2CSR0_L2E 0x80000000 /* L2 Cache Enable */
406#define L2CSR0_L2PE 0x40000000 /* L2 Cache Parity/ECC Enable */
407#define L2CSR0_L2WP 0x1c000000 /* L2 I/D Way Partioning */
408#define L2CSR0_L2CM 0x03000000 /* L2 Cache Coherency Mode */
409#define L2CSR0_L2FI 0x00200000 /* L2 Cache Flash Invalidate */
410#define L2CSR0_L2IO 0x00100000 /* L2 Cache Instruction Only */
411#define L2CSR0_L2DO 0x00010000 /* L2 Cache Data Only */
412#define L2CSR0_L2REP 0x00003000 /* L2 Line Replacement Algo */
413#define L2CSR0_L2FL 0x00000800 /* L2 Cache Flush */
414#define L2CSR0_L2LFC 0x00000400 /* L2 Cache Lock Flash Clear */
415#define L2CSR0_L2LOA 0x00000080 /* L2 Cache Lock Overflow Allocate */
416#define L2CSR0_L2LO 0x00000020 /* L2 Cache Lock Overflow */
417
418/* Bit definitions for MMUCSR0 */
419#define MMUCSR0_TLB1FI 0x00000002 /* TLB1 Flash invalidate */
420#define MMUCSR0_TLB0FI 0x00000004 /* TLB0 Flash invalidate */
421#define MMUCSR0_TLB2FI 0x00000040 /* TLB2 Flash invalidate */
422#define MMUCSR0_TLB3FI 0x00000020 /* TLB3 Flash invalidate */
423
424/* Bit definitions for SGR. */
425#define SGR_NORMAL 0 /* Speculative fetching allowed. */
426#define SGR_GUARDED 1 /* Speculative fetching disallowed. */
427
428/*
429 * The IBM-403 is an even more odd special case, as it is much
430 * older than the IBM-405 series. We put these down here incase someone
431 * wishes to support these machines again.
432 */
433#ifdef CONFIG_403GCX
434/* Special Purpose Registers (SPRNs)*/
435#define SPRN_TBHU 0x3CC /* Time Base High User-mode */
436#define SPRN_TBLU 0x3CD /* Time Base Low User-mode */
437#define SPRN_CDBCR 0x3D7 /* Cache Debug Control Register */
438#define SPRN_TBHI 0x3DC /* Time Base High */
439#define SPRN_TBLO 0x3DD /* Time Base Low */
440#define SPRN_DBCR 0x3F2 /* Debug Control Regsiter */
441#define SPRN_PBL1 0x3FC /* Protection Bound Lower 1 */
442#define SPRN_PBL2 0x3FE /* Protection Bound Lower 2 */
443#define SPRN_PBU1 0x3FD /* Protection Bound Upper 1 */
444#define SPRN_PBU2 0x3FF /* Protection Bound Upper 2 */
445
446
447/* Bit definitions for the DBCR. */
448#define DBCR_EDM DBCR0_EDM
449#define DBCR_IDM DBCR0_IDM
450#define DBCR_RST(x) (((x) & 0x3) << 28)
451#define DBCR_RST_NONE 0
452#define DBCR_RST_CORE 1
453#define DBCR_RST_CHIP 2
454#define DBCR_RST_SYSTEM 3
455#define DBCR_IC DBCR0_IC /* Instruction Completion Debug Evnt */
456#define DBCR_BT DBCR0_BT /* Branch Taken Debug Event */
457#define DBCR_EDE DBCR0_EDE /* Exception Debug Event */
458#define DBCR_TDE DBCR0_TDE /* TRAP Debug Event */
459#define DBCR_FER 0x00F80000 /* First Events Remaining Mask */
460#define DBCR_FT 0x00040000 /* Freeze Timers on Debug Event */
461#define DBCR_IA1 0x00020000 /* Instr. Addr. Compare 1 Enable */
462#define DBCR_IA2 0x00010000 /* Instr. Addr. Compare 2 Enable */
463#define DBCR_D1R 0x00008000 /* Data Addr. Compare 1 Read Enable */
464#define DBCR_D1W 0x00004000 /* Data Addr. Compare 1 Write Enable */
465#define DBCR_D1S(x) (((x) & 0x3) << 12) /* Data Adrr. Compare 1 Size */
466#define DAC_BYTE 0
467#define DAC_HALF 1
468#define DAC_WORD 2
469#define DAC_QUAD 3
470#define DBCR_D2R 0x00000800 /* Data Addr. Compare 2 Read Enable */
471#define DBCR_D2W 0x00000400 /* Data Addr. Compare 2 Write Enable */
472#define DBCR_D2S(x) (((x) & 0x3) << 8) /* Data Addr. Compare 2 Size */
473#define DBCR_SBT 0x00000040 /* Second Branch Taken Debug Event */
474#define DBCR_SED 0x00000020 /* Second Exception Debug Event */
475#define DBCR_STD 0x00000010 /* Second Trap Debug Event */
476#define DBCR_SIA 0x00000008 /* Second IAC Enable */
477#define DBCR_SDA 0x00000004 /* Second DAC Enable */
478#define DBCR_JOI 0x00000002 /* JTAG Serial Outbound Int. Enable */
479#define DBCR_JII 0x00000001 /* JTAG Serial Inbound Int. Enable */
480#endif /* 403GCX */
481#endif /* __ASM_POWERPC_REG_BOOKE_H__ */
482#endif /* __KERNEL__ */