Annotation of sys/arch/alpha/pci/tsreg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: tsreg.h,v 1.4 2006/01/04 10:32:10 martin Exp $ */
2: /* $NetBSD: tsreg.h,v 1.1 1999/06/29 06:46:47 ross Exp $ */
3:
4: /*-
5: * Copyright (c) 1999 by Ross Harvey. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by Ross Harvey.
18: * 4. The name of Ross Harvey may not be used to endorse or promote products
19: * derived from this software without specific prior written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY ROSS HARVEY ``AS IS'' AND ANY EXPRESS
22: * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURP0SE
24: * ARE DISCLAIMED. IN NO EVENT SHALL ROSS HARVEY BE LIABLE FOR ANY
25: * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31: * SUCH DAMAGE.
32: *
33: */
34:
35: /*
36: * 21272 Core Logic registers and constants.
37: */
38:
39: #define tsreg() { Generate ctags(1) key. }
40:
41: /*
42: * Superpage pointer from physical address.
43: */
44: #define S_PAGE(phys) ((void *)ALPHA_PHYS_TO_K0SEG(phys))
45:
46: /*
47: * {LD,ST}QP: LoaD and STore Quad Physical
48: */
49: #define LDQP(a) (*(volatile long *)ALPHA_PHYS_TO_K0SEG(a))
50: #define STQP(a) LDQP(a)
51:
52: /*
53: * Define extraction functions for bit fields via length and left,right bitno
54: */
55: #define TSFIELD(r,offs,len) (((r) >> (offs)) & (~0UL >> (64 - (len))))
56: #define TSFIELDBB(r,lb,rb) TSFIELD((r), (rb), (lb) - (rb) + 1)
57:
58: /*
59: * EV6 has a new superpage which can pass through 44 address bits. (Umm, a
60: * superduperpage?) But, the firmware doesn't turn it on, so we use the old
61: * one and let the HW sign extend va/pa<40> to get us the pa<43> that makes
62: * the needed I/O space access. This is just as well; it means we don't have
63: * to worry about which GENERIC code might get called on other CPU models.
64: *
65: * E.g., we want this: 0x0801##a000##0000
66: * We use this: 0x0101##a000##0000
67: * ...mix in the old SP: 0xffff##fc00##0000##0000
68: * ...after PA sign ext: 0xffff##ff00##a000##0000
69: * (PA<42:41> ignored)
70: */
71:
72: /*
73: * This hack allows us to map the I/O address space without using
74: * the KSEG sign extension hack.
75: */
76: #define TS_PHYSADDR(x) \
77: (((x) & ~0x0100##0000##0000) | 0x0800##0000##0000)
78:
79: /*
80: * Cchip CSR Map
81: */
82:
83: #define TS_C_CSC 0x101##a000##0000UL /* Cchip System Configuration */
84:
85: # define CSC_P1P (1L << 14)
86: # define CSC_BC(r) TSFIELD((r), 0, 2)
87: # define CSC_AW (1L << 8)
88:
89: #define TS_C_MTR 0x101##a000##0040UL
90:
91: #define TS_C_MISC 0x101##a000##0080UL /* Miscellaneous Register */
92:
93: # define MISC_REV(r) TSFIELD((r), 39, 8)
94:
95: #define TS_C_MPD 0x101##a000##00c0UL
96:
97: #define TS_C_AAR0 0x101##a000##0100UL
98: #define TS_C_AAR1 0x101##a000##0140UL
99: #define TS_C_AAR2 0x101##a000##0180UL
100: #define TS_C_AAR3 0x101##a000##01c0UL
101:
102: # define AAR_ASIZ(r) TSFIELD((r), 12, 4)
103: # define AAR_SPLIT (1L << 8)
104:
105: #define TS_C_DIM0 0x101##a000##0200UL
106: #define TS_C_DIM1 0x101##a000##0240UL
107: #define TS_C_DIR0 0x101##a000##0280UL
108: #define TS_C_DIR1 0x101##a000##02c0UL
109: #define TS_C_DRIR 0x101##a000##0300UL
110: #define TS_C_PRBEN 0x101##a000##0340UL
111: #define TS_C_IIC0 0x101##a000##0380UL
112: #define TS_C_IIC1 0x101##a000##03c0UL
113: #define TS_C_MPR0 0x101##a000##0400UL
114: #define TS_C_MPR1 0x101##a000##0440UL
115: #define TS_C_MPR2 0x101##a000##0480UL
116: #define TS_C_MPR3 0x101##a000##04c0UL
117: #define TS_C_MCTL 0x101##a000##0500UL
118:
119: #define TS_C_TTR 0x101##a000##0580UL
120: #define TS_C_TDR 0x101##a000##05c0UL
121:
122: /*
123: * Dchip CSR Map
124: */
125:
126: #define TS_D_DSC 0x101##b000##0800UL
127: #define TS_D_STR 0x101##b000##0840UL
128: #define TS_D_DREV 0x101##b000##0880UL
129: #define TS_D_DSC2 0x101##b000##08c0UL
130:
131: /*
132: * Pchip CSR Offsets
133: */
134:
135: #define P_WSBA0 0x0000
136: #define P_WSBA1 0x0040
137: #define P_WSBA2 0x0080
138: #define P_WSBA3 0x00c0
139:
140: # define WSBA_ADDR(r) (TSFIELDBB((r), 31, 20) << 20)
141: # define WSBA_SG 2
142: # define WSBA_ENA 1
143:
144: #define P_WSM0 0x0100
145: #define P_WSM1 0x0140
146: #define P_WSM2 0x0180
147: #define P_WSM3 0x01c0
148:
149: # define WSM_AM(r) TSFIELDBB((r), 31, 20)
150: # define WSM_LEN(r) ((WSM_AM(r) + 1) << 20)
151:
152: #define P_TBA0 0x0200
153: #define P_TBA1 0x0240
154: #define P_TBA2 0x0280
155: #define P_TBA3 0x02c0
156:
157: #define P_PCTL 0x0300
158: #define P_PLAT 0x0340
159: /* reserved 0x0380 */
160: #define P_PERROR 0x03c0
161:
162: #define P_PERRMASK 0x0400
163: #define P_PERRSET 0x0440
164: #define P_TLBIV 0x0480
165: #define P_TLBIA 0x04c0
166:
167: #define P_PMONCTL 0x0500
168: #define P_PMONCNT 0x0540
169:
170: #define P_SPRST 0x0800
171:
172: #define TS_STEP 0x40
173:
174: /*
175: * Pchip I/O offsets
176: */
177:
178: #define P_CSRBASE 0x001##8000##0000UL
179: #define P_PCI_MEM 0x800##0000##0000UL
180: #define P_PCI_IO 0x001##fc00##0000UL
181: #define P_PCI_CONFIG 0x001##fe00##0000UL
182:
183: /*
184: * Construct EV6 I/O Space Address for Pchip 0 and Pchip 1.
185: */
186:
187: #define TS_P0(offs) (0x100##0000##0000UL + (offs))
188: #define TS_P1(offs) (0x102##0000##0000UL + (offs))
189: #define TS_Pn(n, offs) (0x100##0000##0000UL + 0x2##0000##0000UL * (n) + (offs))
190:
191: /*
192: * Tsunami Generic Register Type
193: */
194: typedef struct _ts_gr {
195: volatile u_int64_t tsg_r;
196: long tsg_deadspace[7];
197: } TS_GR;
198:
199: /*
200: * Tsunami Pchip
201: */
202: struct ts_pchip {
203: TS_GR tsp_wsba[4]; /* Window Space Base Address */
204:
205: TS_GR tsp_wsm[4]; /* Window Space Mask */
206:
207: TS_GR tsp_tba[4]; /* Translated Base Address */
208:
209: TS_GR tsp_pctl; /* Pchip Control */
210: TS_GR tsp_plat; /* Pchip Latency */
211: TS_GR tsp_resA;
212: TS_GR tsp_error; /* Pchip Error */
213:
214: TS_GR tsp_perrmask; /* Pchip Error Mask */
215: TS_GR tsp_perrset; /* Pchip Error Set */
216: TS_GR tsp_tlbiv; /* Translation Buffer Invalidate Virtual */
217: TS_GR tsp_tlbia; /* Translation Buffer Invalidate All */
218:
219: TS_GR tsp_pmonctl; /* PChip Monitor Control */
220: TS_GR tsp_pmoncnt; /* PChip Monitor Counters */
221: TS_GR tsp_resB;
222: TS_GR tsp_resC;
223:
224: TS_GR tsp_resD_K[8];
225:
226: TS_GR tsp_sprts; /* ??? */
227: };
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