1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
2024b246eSLinus Torvalds #ifndef __ALPHA_WILDFIRE__H__
3024b246eSLinus Torvalds #define __ALPHA_WILDFIRE__H__
4024b246eSLinus Torvalds
5024b246eSLinus Torvalds #include <linux/types.h>
6024b246eSLinus Torvalds #include <asm/compiler.h>
7024b246eSLinus Torvalds
8024b246eSLinus Torvalds #define WILDFIRE_MAX_QBB 8 /* more than 8 requires other mods */
9024b246eSLinus Torvalds #define WILDFIRE_PCA_PER_QBB 4
10024b246eSLinus Torvalds #define WILDFIRE_IRQ_PER_PCA 64
11024b246eSLinus Torvalds
12024b246eSLinus Torvalds #define WILDFIRE_NR_IRQS \
13024b246eSLinus Torvalds (WILDFIRE_MAX_QBB * WILDFIRE_PCA_PER_QBB * WILDFIRE_IRQ_PER_PCA)
14024b246eSLinus Torvalds
15024b246eSLinus Torvalds extern unsigned char wildfire_hard_qbb_map[WILDFIRE_MAX_QBB];
16024b246eSLinus Torvalds extern unsigned char wildfire_soft_qbb_map[WILDFIRE_MAX_QBB];
17024b246eSLinus Torvalds #define QBB_MAP_EMPTY 0xff
18024b246eSLinus Torvalds
19024b246eSLinus Torvalds extern unsigned long wildfire_hard_qbb_mask;
20024b246eSLinus Torvalds extern unsigned long wildfire_soft_qbb_mask;
21024b246eSLinus Torvalds extern unsigned long wildfire_gp_mask;
22024b246eSLinus Torvalds extern unsigned long wildfire_hs_mask;
23024b246eSLinus Torvalds extern unsigned long wildfire_iop_mask;
24024b246eSLinus Torvalds extern unsigned long wildfire_ior_mask;
25024b246eSLinus Torvalds extern unsigned long wildfire_pca_mask;
26024b246eSLinus Torvalds extern unsigned long wildfire_cpu_mask;
27024b246eSLinus Torvalds extern unsigned long wildfire_mem_mask;
28024b246eSLinus Torvalds
29024b246eSLinus Torvalds #define WILDFIRE_QBB_EXISTS(qbbno) (wildfire_soft_qbb_mask & (1 << (qbbno)))
30024b246eSLinus Torvalds
31024b246eSLinus Torvalds #define WILDFIRE_MEM_EXISTS(qbbno) (wildfire_mem_mask & (0xf << ((qbbno) << 2)))
32024b246eSLinus Torvalds
33024b246eSLinus Torvalds #define WILDFIRE_PCA_EXISTS(qbbno, pcano) \
34024b246eSLinus Torvalds (wildfire_pca_mask & (1 << (((qbbno) << 2) + (pcano))))
35024b246eSLinus Torvalds
36024b246eSLinus Torvalds typedef struct {
37024b246eSLinus Torvalds volatile unsigned long csr __attribute__((aligned(64)));
38024b246eSLinus Torvalds } wildfire_64;
39024b246eSLinus Torvalds
40024b246eSLinus Torvalds typedef struct {
41024b246eSLinus Torvalds volatile unsigned long csr __attribute__((aligned(256)));
42024b246eSLinus Torvalds } wildfire_256;
43024b246eSLinus Torvalds
44024b246eSLinus Torvalds typedef struct {
45024b246eSLinus Torvalds volatile unsigned long csr __attribute__((aligned(2048)));
46024b246eSLinus Torvalds } wildfire_2k;
47024b246eSLinus Torvalds
48024b246eSLinus Torvalds typedef struct {
49024b246eSLinus Torvalds wildfire_64 qsd_whami;
50024b246eSLinus Torvalds wildfire_64 qsd_rev;
51024b246eSLinus Torvalds wildfire_64 qsd_port_present;
52024b246eSLinus Torvalds wildfire_64 qsd_port_active;
53024b246eSLinus Torvalds wildfire_64 qsd_fault_ena;
54024b246eSLinus Torvalds wildfire_64 qsd_cpu_int_ena;
55024b246eSLinus Torvalds wildfire_64 qsd_mem_config;
56024b246eSLinus Torvalds wildfire_64 qsd_err_sum;
57024b246eSLinus Torvalds wildfire_64 ce_sum[4];
58024b246eSLinus Torvalds wildfire_64 dev_init[4];
59024b246eSLinus Torvalds wildfire_64 it_int[4];
60024b246eSLinus Torvalds wildfire_64 ip_int[4];
61024b246eSLinus Torvalds wildfire_64 uce_sum[4];
62024b246eSLinus Torvalds wildfire_64 se_sum__non_dev_int[4];
63024b246eSLinus Torvalds wildfire_64 scratch[4];
64024b246eSLinus Torvalds wildfire_64 qsd_timer;
65024b246eSLinus Torvalds wildfire_64 qsd_diag;
66024b246eSLinus Torvalds } wildfire_qsd;
67024b246eSLinus Torvalds
68024b246eSLinus Torvalds typedef struct {
69024b246eSLinus Torvalds wildfire_256 qsd_whami;
70024b246eSLinus Torvalds wildfire_256 __pad1;
71024b246eSLinus Torvalds wildfire_256 ce_sum;
72024b246eSLinus Torvalds wildfire_256 dev_init;
73024b246eSLinus Torvalds wildfire_256 it_int;
74024b246eSLinus Torvalds wildfire_256 ip_int;
75024b246eSLinus Torvalds wildfire_256 uce_sum;
76024b246eSLinus Torvalds wildfire_256 se_sum;
77024b246eSLinus Torvalds } wildfire_fast_qsd;
78024b246eSLinus Torvalds
79024b246eSLinus Torvalds typedef struct {
80024b246eSLinus Torvalds wildfire_2k qsa_qbb_id;
81024b246eSLinus Torvalds wildfire_2k __pad1;
82024b246eSLinus Torvalds wildfire_2k qsa_port_ena;
83024b246eSLinus Torvalds wildfire_2k qsa_scratch;
84024b246eSLinus Torvalds wildfire_2k qsa_config[5];
85024b246eSLinus Torvalds wildfire_2k qsa_ref_int;
86024b246eSLinus Torvalds wildfire_2k qsa_qbb_pop[2];
87024b246eSLinus Torvalds wildfire_2k qsa_dtag_fc;
88024b246eSLinus Torvalds wildfire_2k __pad2[3];
89024b246eSLinus Torvalds wildfire_2k qsa_diag;
90024b246eSLinus Torvalds wildfire_2k qsa_diag_lock[4];
91024b246eSLinus Torvalds wildfire_2k __pad3[11];
92024b246eSLinus Torvalds wildfire_2k qsa_cpu_err_sum;
93024b246eSLinus Torvalds wildfire_2k qsa_misc_err_sum;
94024b246eSLinus Torvalds wildfire_2k qsa_tmo_err_sum;
95024b246eSLinus Torvalds wildfire_2k qsa_err_ena;
96024b246eSLinus Torvalds wildfire_2k qsa_tmo_config;
97024b246eSLinus Torvalds wildfire_2k qsa_ill_cmd_err_sum;
98024b246eSLinus Torvalds wildfire_2k __pad4[26];
99024b246eSLinus Torvalds wildfire_2k qsa_busy_mask;
100024b246eSLinus Torvalds wildfire_2k qsa_arr_valid;
101024b246eSLinus Torvalds wildfire_2k __pad5[2];
102024b246eSLinus Torvalds wildfire_2k qsa_port_map[4];
103024b246eSLinus Torvalds wildfire_2k qsa_arr_addr[8];
104024b246eSLinus Torvalds wildfire_2k qsa_arr_mask[8];
105024b246eSLinus Torvalds } wildfire_qsa;
106024b246eSLinus Torvalds
107024b246eSLinus Torvalds typedef struct {
108024b246eSLinus Torvalds wildfire_64 ioa_config;
109024b246eSLinus Torvalds wildfire_64 iod_config;
110024b246eSLinus Torvalds wildfire_64 iop_switch_credits;
111024b246eSLinus Torvalds wildfire_64 __pad1;
112024b246eSLinus Torvalds wildfire_64 iop_hose_credits;
113024b246eSLinus Torvalds wildfire_64 __pad2[11];
114024b246eSLinus Torvalds struct {
115024b246eSLinus Torvalds wildfire_64 __pad3;
116024b246eSLinus Torvalds wildfire_64 init;
117024b246eSLinus Torvalds } iop_hose[4];
118024b246eSLinus Torvalds wildfire_64 ioa_hose_0_ctrl;
119024b246eSLinus Torvalds wildfire_64 iod_hose_0_ctrl;
120024b246eSLinus Torvalds wildfire_64 ioa_hose_1_ctrl;
121024b246eSLinus Torvalds wildfire_64 iod_hose_1_ctrl;
122024b246eSLinus Torvalds wildfire_64 ioa_hose_2_ctrl;
123024b246eSLinus Torvalds wildfire_64 iod_hose_2_ctrl;
124024b246eSLinus Torvalds wildfire_64 ioa_hose_3_ctrl;
125024b246eSLinus Torvalds wildfire_64 iod_hose_3_ctrl;
126024b246eSLinus Torvalds struct {
127024b246eSLinus Torvalds wildfire_64 target;
128024b246eSLinus Torvalds wildfire_64 __pad4;
129024b246eSLinus Torvalds } iop_dev_int[4];
130024b246eSLinus Torvalds
131024b246eSLinus Torvalds wildfire_64 iop_err_int_target;
132024b246eSLinus Torvalds wildfire_64 __pad5[7];
133024b246eSLinus Torvalds wildfire_64 iop_qbb_err_sum;
134024b246eSLinus Torvalds wildfire_64 __pad6;
135024b246eSLinus Torvalds wildfire_64 iop_qbb_se_sum;
136024b246eSLinus Torvalds wildfire_64 __pad7;
137024b246eSLinus Torvalds wildfire_64 ioa_err_sum;
138024b246eSLinus Torvalds wildfire_64 iod_err_sum;
139024b246eSLinus Torvalds wildfire_64 __pad8[4];
140024b246eSLinus Torvalds wildfire_64 ioa_diag_force_err;
141024b246eSLinus Torvalds wildfire_64 iod_diag_force_err;
142024b246eSLinus Torvalds wildfire_64 __pad9[4];
143024b246eSLinus Torvalds wildfire_64 iop_diag_send_err_int;
144024b246eSLinus Torvalds wildfire_64 __pad10[15];
145024b246eSLinus Torvalds wildfire_64 ioa_scratch;
146024b246eSLinus Torvalds wildfire_64 iod_scratch;
147024b246eSLinus Torvalds } wildfire_iop;
148024b246eSLinus Torvalds
149024b246eSLinus Torvalds typedef struct {
150024b246eSLinus Torvalds wildfire_2k gpa_qbb_map[4];
151024b246eSLinus Torvalds wildfire_2k gpa_mem_pop_map;
152024b246eSLinus Torvalds wildfire_2k gpa_scratch;
153024b246eSLinus Torvalds wildfire_2k gpa_diag;
154024b246eSLinus Torvalds wildfire_2k gpa_config_0;
155024b246eSLinus Torvalds wildfire_2k __pad1;
156024b246eSLinus Torvalds wildfire_2k gpa_init_id;
157024b246eSLinus Torvalds wildfire_2k gpa_config_2;
158024b246eSLinus Torvalds /* not complete */
159024b246eSLinus Torvalds } wildfire_gp;
160024b246eSLinus Torvalds
161024b246eSLinus Torvalds typedef struct {
162024b246eSLinus Torvalds wildfire_64 pca_what_am_i;
163024b246eSLinus Torvalds wildfire_64 pca_err_sum;
164024b246eSLinus Torvalds wildfire_64 pca_diag_force_err;
165024b246eSLinus Torvalds wildfire_64 pca_diag_send_err_int;
166024b246eSLinus Torvalds wildfire_64 pca_hose_credits;
167024b246eSLinus Torvalds wildfire_64 pca_scratch;
168024b246eSLinus Torvalds wildfire_64 pca_micro_addr;
169024b246eSLinus Torvalds wildfire_64 pca_micro_data;
170024b246eSLinus Torvalds wildfire_64 pca_pend_int;
171024b246eSLinus Torvalds wildfire_64 pca_sent_int;
172024b246eSLinus Torvalds wildfire_64 __pad1;
173024b246eSLinus Torvalds wildfire_64 pca_stdio_edge_level;
174024b246eSLinus Torvalds wildfire_64 __pad2[52];
175024b246eSLinus Torvalds struct {
176024b246eSLinus Torvalds wildfire_64 target;
177024b246eSLinus Torvalds wildfire_64 enable;
178024b246eSLinus Torvalds } pca_int[4];
179024b246eSLinus Torvalds wildfire_64 __pad3[56];
180024b246eSLinus Torvalds wildfire_64 pca_alt_sent_int[32];
181024b246eSLinus Torvalds } wildfire_pca;
182024b246eSLinus Torvalds
183024b246eSLinus Torvalds typedef struct {
184024b246eSLinus Torvalds wildfire_64 ne_what_am_i;
185024b246eSLinus Torvalds /* not complete */
186024b246eSLinus Torvalds } wildfire_ne;
187024b246eSLinus Torvalds
188024b246eSLinus Torvalds typedef struct {
189024b246eSLinus Torvalds wildfire_64 fe_what_am_i;
190024b246eSLinus Torvalds /* not complete */
191024b246eSLinus Torvalds } wildfire_fe;
192024b246eSLinus Torvalds
193024b246eSLinus Torvalds typedef struct {
194024b246eSLinus Torvalds wildfire_64 pci_io_addr_ext;
195024b246eSLinus Torvalds wildfire_64 pci_ctrl;
196024b246eSLinus Torvalds wildfire_64 pci_err_sum;
197024b246eSLinus Torvalds wildfire_64 pci_err_addr;
198024b246eSLinus Torvalds wildfire_64 pci_stall_cnt;
199024b246eSLinus Torvalds wildfire_64 pci_iack_special;
200024b246eSLinus Torvalds wildfire_64 __pad1[2];
201024b246eSLinus Torvalds wildfire_64 pci_pend_int;
202024b246eSLinus Torvalds wildfire_64 pci_sent_int;
203024b246eSLinus Torvalds wildfire_64 __pad2[54];
204024b246eSLinus Torvalds struct {
205024b246eSLinus Torvalds wildfire_64 wbase;
206024b246eSLinus Torvalds wildfire_64 wmask;
207024b246eSLinus Torvalds wildfire_64 tbase;
208024b246eSLinus Torvalds } pci_window[4];
209024b246eSLinus Torvalds wildfire_64 pci_flush_tlb;
210024b246eSLinus Torvalds wildfire_64 pci_perf_mon;
211024b246eSLinus Torvalds } wildfire_pci;
212024b246eSLinus Torvalds
213024b246eSLinus Torvalds #define WILDFIRE_ENTITY_SHIFT 18
214024b246eSLinus Torvalds
215024b246eSLinus Torvalds #define WILDFIRE_GP_ENTITY (0x10UL << WILDFIRE_ENTITY_SHIFT)
216024b246eSLinus Torvalds #define WILDFIRE_IOP_ENTITY (0x08UL << WILDFIRE_ENTITY_SHIFT)
217024b246eSLinus Torvalds #define WILDFIRE_QSA_ENTITY (0x04UL << WILDFIRE_ENTITY_SHIFT)
218024b246eSLinus Torvalds #define WILDFIRE_QSD_ENTITY_SLOW (0x05UL << WILDFIRE_ENTITY_SHIFT)
219024b246eSLinus Torvalds #define WILDFIRE_QSD_ENTITY_FAST (0x01UL << WILDFIRE_ENTITY_SHIFT)
220024b246eSLinus Torvalds
221024b246eSLinus Torvalds #define WILDFIRE_PCA_ENTITY(pca) ((0xc|(pca))<<WILDFIRE_ENTITY_SHIFT)
222024b246eSLinus Torvalds
223024b246eSLinus Torvalds #define WILDFIRE_BASE (IDENT_ADDR | (1UL << 40))
224024b246eSLinus Torvalds
225024b246eSLinus Torvalds #define WILDFIRE_QBB_MASK 0x0fUL /* for now, only 4 bits/16 QBBs */
226024b246eSLinus Torvalds
227024b246eSLinus Torvalds #define WILDFIRE_QBB(q) ((~((long)(q)) & WILDFIRE_QBB_MASK) << 36)
228024b246eSLinus Torvalds #define WILDFIRE_HOSE(h) ((long)(h) << 33)
229024b246eSLinus Torvalds
230024b246eSLinus Torvalds #define WILDFIRE_QBB_IO(q) (WILDFIRE_BASE | WILDFIRE_QBB(q))
231024b246eSLinus Torvalds #define WILDFIRE_QBB_HOSE(q,h) (WILDFIRE_QBB_IO(q) | WILDFIRE_HOSE(h))
232024b246eSLinus Torvalds
233024b246eSLinus Torvalds #define WILDFIRE_MEM(q,h) (WILDFIRE_QBB_HOSE(q,h) | 0x000000000UL)
234024b246eSLinus Torvalds #define WILDFIRE_CONF(q,h) (WILDFIRE_QBB_HOSE(q,h) | 0x1FE000000UL)
235024b246eSLinus Torvalds #define WILDFIRE_IO(q,h) (WILDFIRE_QBB_HOSE(q,h) | 0x1FF000000UL)
236024b246eSLinus Torvalds
237024b246eSLinus Torvalds #define WILDFIRE_qsd(q) \
238024b246eSLinus Torvalds ((wildfire_qsd *)(WILDFIRE_QBB_IO(q)|WILDFIRE_QSD_ENTITY_SLOW|(((1UL<<13)-1)<<23)))
239024b246eSLinus Torvalds
240024b246eSLinus Torvalds #define WILDFIRE_fast_qsd() \
241024b246eSLinus Torvalds ((wildfire_fast_qsd *)(WILDFIRE_QBB_IO(0)|WILDFIRE_QSD_ENTITY_FAST|(((1UL<<13)-1)<<23)))
242024b246eSLinus Torvalds
243024b246eSLinus Torvalds #define WILDFIRE_qsa(q) \
244024b246eSLinus Torvalds ((wildfire_qsa *)(WILDFIRE_QBB_IO(q)|WILDFIRE_QSA_ENTITY|(((1UL<<13)-1)<<23)))
245024b246eSLinus Torvalds
246024b246eSLinus Torvalds #define WILDFIRE_iop(q) \
247024b246eSLinus Torvalds ((wildfire_iop *)(WILDFIRE_QBB_IO(q)|WILDFIRE_IOP_ENTITY|(((1UL<<13)-1)<<23)))
248024b246eSLinus Torvalds
249024b246eSLinus Torvalds #define WILDFIRE_gp(q) \
250024b246eSLinus Torvalds ((wildfire_gp *)(WILDFIRE_QBB_IO(q)|WILDFIRE_GP_ENTITY|(((1UL<<13)-1)<<23)))
251024b246eSLinus Torvalds
252024b246eSLinus Torvalds #define WILDFIRE_pca(q,pca) \
253024b246eSLinus Torvalds ((wildfire_pca *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)))
254024b246eSLinus Torvalds
255024b246eSLinus Torvalds #define WILDFIRE_ne(q,pca) \
256024b246eSLinus Torvalds ((wildfire_ne *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)|(1UL<<16)))
257024b246eSLinus Torvalds
258024b246eSLinus Torvalds #define WILDFIRE_fe(q,pca) \
259024b246eSLinus Torvalds ((wildfire_fe *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(pca)|(((1UL<<13)-1)<<23)|(3UL<<15)))
260024b246eSLinus Torvalds
261024b246eSLinus Torvalds #define WILDFIRE_pci(q,h) \
262024b246eSLinus Torvalds ((wildfire_pci *)(WILDFIRE_QBB_IO(q)|WILDFIRE_PCA_ENTITY(((h)&6)>>1)|((((h)&1)|2)<<16)|(((1UL<<13)-1)<<23)))
263024b246eSLinus Torvalds
264024b246eSLinus Torvalds #define WILDFIRE_IO_BIAS WILDFIRE_IO(0,0)
265024b246eSLinus Torvalds #define WILDFIRE_MEM_BIAS WILDFIRE_MEM(0,0) /* ??? */
266024b246eSLinus Torvalds
267024b246eSLinus Torvalds /* The IO address space is larger than 0xffff */
268024b246eSLinus Torvalds #define WILDFIRE_IO_SPACE (8UL*1024*1024)
269024b246eSLinus Torvalds
270024b246eSLinus Torvalds #ifdef __KERNEL__
271024b246eSLinus Torvalds
272024b246eSLinus Torvalds #ifndef __EXTERN_INLINE
273024b246eSLinus Torvalds #define __EXTERN_INLINE extern inline
274024b246eSLinus Torvalds #define __IO_EXTERN_INLINE
275024b246eSLinus Torvalds #endif
276024b246eSLinus Torvalds
277024b246eSLinus Torvalds /*
278024b246eSLinus Torvalds * Memory functions. all accesses are done through linear space.
279024b246eSLinus Torvalds */
280024b246eSLinus Torvalds
wildfire_ioportmap(unsigned long addr)281024b246eSLinus Torvalds __EXTERN_INLINE void __iomem *wildfire_ioportmap(unsigned long addr)
282024b246eSLinus Torvalds {
283024b246eSLinus Torvalds return (void __iomem *)(addr + WILDFIRE_IO_BIAS);
284024b246eSLinus Torvalds }
285024b246eSLinus Torvalds
wildfire_ioremap(unsigned long addr,unsigned long size)286024b246eSLinus Torvalds __EXTERN_INLINE void __iomem *wildfire_ioremap(unsigned long addr,
287024b246eSLinus Torvalds unsigned long size)
288024b246eSLinus Torvalds {
289024b246eSLinus Torvalds return (void __iomem *)(addr + WILDFIRE_MEM_BIAS);
290024b246eSLinus Torvalds }
291024b246eSLinus Torvalds
wildfire_is_ioaddr(unsigned long addr)292024b246eSLinus Torvalds __EXTERN_INLINE int wildfire_is_ioaddr(unsigned long addr)
293024b246eSLinus Torvalds {
294024b246eSLinus Torvalds return addr >= WILDFIRE_BASE;
295024b246eSLinus Torvalds }
296024b246eSLinus Torvalds
wildfire_is_mmio(const volatile void __iomem * xaddr)297024b246eSLinus Torvalds __EXTERN_INLINE int wildfire_is_mmio(const volatile void __iomem *xaddr)
298024b246eSLinus Torvalds {
299024b246eSLinus Torvalds unsigned long addr = (unsigned long)xaddr;
300024b246eSLinus Torvalds return (addr & 0x100000000UL) == 0;
301024b246eSLinus Torvalds }
302024b246eSLinus Torvalds
303024b246eSLinus Torvalds #undef __IO_PREFIX
304024b246eSLinus Torvalds #define __IO_PREFIX wildfire
305024b246eSLinus Torvalds #define wildfire_trivial_rw_bw 1
306024b246eSLinus Torvalds #define wildfire_trivial_rw_lq 1
307024b246eSLinus Torvalds #define wildfire_trivial_io_bw 1
308024b246eSLinus Torvalds #define wildfire_trivial_io_lq 1
309024b246eSLinus Torvalds #define wildfire_trivial_iounmap 1
310024b246eSLinus Torvalds #include <asm/io_trivial.h>
311024b246eSLinus Torvalds
312024b246eSLinus Torvalds #ifdef __IO_EXTERN_INLINE
313024b246eSLinus Torvalds #undef __EXTERN_INLINE
314024b246eSLinus Torvalds #undef __IO_EXTERN_INLINE
315024b246eSLinus Torvalds #endif
316024b246eSLinus Torvalds
317024b246eSLinus Torvalds #endif /* __KERNEL__ */
318024b246eSLinus Torvalds
319024b246eSLinus Torvalds #endif /* __ALPHA_WILDFIRE__H__ */
320