1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef __ZULUMOD_INCL__ 28 #define __ZULUMOD_INCL__ 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <sys/int_const.h> 37 #include <sys/zuluvm.h> 38 39 #ifndef _ASM 40 41 #include <sys/zulu_hat.h> 42 #include <sys/sysmacros.h> 43 44 #define ZULUVM_VERSION_STR(a) #a 45 #define ZULUVM_VERSION(a) ZULUVM_VERSION_STR(a) 46 #define ZULUVM_MOD_VERSION \ 47 ZULUVM_VERSION(XHAT_PROVIDER_VERSION) ## "." ## \ 48 ZULUVM_VERSION(ZULUVM_INTERFACE_VERSION) 49 50 #define ZULUDCHKFUNC(_p1, _p2, _p3) \ 51 ((_p1) != NULL && (_p1)->_p2 != NULL) ? \ 52 (_p1)->_p2 _p3 : ZULUVM_NO_SUPPORT 53 #define ZULUDCHKPROC(_p1, _p2, _p3) \ 54 if ((_p1) != NULL && (_p1)->_p2 != NULL) (_p1)->_p2 _p3 55 56 #define zulud_set_itlb_pc(_devp, _a, _b) \ 57 ZULUDCHKPROC((_devp)->dops, set_itlb_pc, (_a, _b)) 58 #define zulud_set_dtlb_pc(_devp, _a, _b) \ 59 ZULUDCHKPROC((_devp)->dops, set_dtlb_pc, (_a, _b)) 60 #define zulud_write_tte(_devp, _a, _b, _c, _d, _e, _f) \ 61 ZULUDCHKFUNC((_devp)->dops, write_tte, (_a, _b, _c, _d, _e, _f)) 62 #define zulud_tlb_done(_devp, _a, _b, _c) \ 63 ZULUDCHKPROC((_devp)->dops, tlb_done, (_a, _b, _c)) 64 #define zulud_demap_page(_devp, _a, _b, _c) \ 65 ZULUDCHKPROC((_devp)->dops, demap_page, (_a, _b, _c)) 66 #define zulud_demap_ctx(_devp, _a, _b) \ 67 ZULUDCHKPROC((_devp)->dops, demap_ctx, (_a, _b)) 68 69 #endif 70 71 #define ZULUVM_DATA0_IDX 0 72 #define ZULUVM_DATA1_IDX 1 73 #define ZULUVM_DATA2_IDX 2 74 #define ZULUVM_DATA3_IDX 3 75 #define ZULUVM_DATA4_IDX 4 76 #define ZULUVM_DATA5_IDX 5 77 #define ZULUVM_DATA6_IDX 6 78 #define ZULUVM_DATA7_IDX 7 79 80 #define ZULUVM_IDX2FLAG(i) (1 << (7 - i)) 81 #define ZULUVM_DATA0_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA0_IDX) 82 #define ZULUVM_DATA1_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA1_IDX) 83 #define ZULUVM_DATA2_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA2_IDX) 84 #define ZULUVM_DATA3_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA3_IDX) 85 #define ZULUVM_DATA4_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA4_IDX) 86 #define ZULUVM_DATA5_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA5_IDX) 87 #define ZULUVM_DATA6_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA6_IDX) 88 #define ZULUVM_DATA7_FLAG ZULUVM_IDX2FLAG(ZULUVM_DATA7_IDX) 89 90 #define ZULUVM_TLB_ADDR_IDX ZULUVM_DATA0_IDX 91 #define ZULUVM_TLB_TYPE_IDX ZULUVM_DATA1_IDX 92 #define ZULUVM_TLB_TTE_IDX ZULUVM_DATA2_IDX 93 #define ZULUVM_TLB_ERRCODE_IDX ZULUVM_DATA3_IDX 94 95 #define ZULUVM_DATA_FLAGS (ZULUVM_DATA1_FLAG | \ 96 ZULUVM_DATA6_FLAG) 97 98 #define ZULUVM_GET_TLB_TTE(devp) \ 99 (devp)->zvm.idata[ZULUVM_TLB_TTE_IDX] 100 #define ZULUVM_GET_TLB_ADDR(devp) \ 101 (devp)->zvm.idata[ZULUVM_TLB_ADDR_IDX] 102 #define ZULUVM_GET_TLB_TYPE(devp) (ZULUVM_DMA_MASK & \ 103 (devp)->zvm.idata[ZULUVM_TLB_TYPE_IDX]) 104 #define ZULUVM_GET_TLB_ERRCODE(devp) (int)(0xffffffff & \ 105 (devp)->zvm.idata[ZULUVM_TLB_ERRCODE_IDX]) 106 107 #define ZULUVM_MAX_DEV 2 108 #define ZULUVM_PIL PIL_2 109 #define ZULUVM_NUM_PGSZS 4 110 111 #define ZULUVM_STATE_IDLE 0 112 #define ZULUVM_STATE_STOPPED 1 113 #define ZULUVM_STATE_CANCELED 2 114 #define ZULUVM_STATE_TLB_PENDING 3 115 #define ZULUVM_STATE_INTR_QUEUED 4 116 #define ZULUVM_STATE_INTR_PENDING 5 117 #define ZULUVM_STATE_WRITE_TTE 6 118 119 #ifndef _ASM 120 121 typedef struct { 122 uint64_t idata[4]; /* mondo pkt copy area */ 123 void *arg; /* arg for device calls */ 124 uint64_t mmu_pa; /* phy. addr of MMU regs */ 125 struct zuluvm_proc *proc1; 126 struct zuluvm_proc *proc2; 127 volatile uint32_t state; /* state of tlb miss handling */ 128 short intr_num; /* our soft intr number */ 129 short dmv_intr; /* dmv interrupt handle */ 130 #ifdef ZULUVM_STATS 131 int cancel; 132 int tlb_miss[ZULUVM_NUM_PGSZS]; 133 int pagefault; 134 int no_mapping; 135 int preload; 136 int migrate; 137 int pagesize; 138 int itlb1miss; 139 int dtlb1miss; 140 int itlb2miss; 141 int dtlb2miss; 142 int demap_page; 143 int demap_ctx; 144 #endif 145 uint64_t pfnbuf[50]; 146 int pfncnt; 147 } zuluvm_miss_t; 148 149 #ifdef ZULUVM_STATS 150 #define ZULUVM_STATS_MISS(devp, sz) (devp)->zvm.tlb_miss[sz]++ 151 #define ZULUVM_STATS_PAGEFAULT(devp) (devp)->zvm.pagefault++ 152 #define ZULUVM_STATS_NOMAP(devp) (devp)->zvm.no_mapping++ 153 #define ZULUVM_STATS_PRELOAD(devp) (devp)->zvm.preload++ 154 #define ZULUVM_STATS_MIGRATE(devp) (devp)->zvm.migrate++ 155 #define ZULUVM_STATS_PAGEZISE(devp) (devp)->zvm.pagesize++ 156 #define ZULUVM_STATS_CANCEL(devp) (devp)->zvm.cancel++ 157 #define ZULUVM_STATS_DEMAP_PAGE(devp) (devp)->zvm.demap_page++ 158 #define ZULUVM_STATS_DEMAP_CTX(devp) (devp)->zvm.demap_ctx++ 159 #else 160 #define ZULUVM_STATS_MISS(devp, sz) 161 #define ZULUVM_STATS_PAGEFAULT(devp) 162 #define ZULUVM_STATS_NOMAP(devp) 163 #define ZULUVM_STATS_PRELOAD(devp) 164 #define ZULUVM_STATS_MIGRATE(devp) 165 #define ZULUVM_STATS_PAGEZISE(devp) 166 #define ZULUVM_STATS_CANCEL(devp) 167 #define ZULUVM_STATS_DEMAP_PAGE(devp) 168 #define ZULUVM_STATS_DEMAP_CTX(devp) 169 #endif 170 171 #define ZULUVM_MAX_INTR 32 172 173 typedef struct { 174 short offset; 175 short ino; 176 } zuluvm_intr_t; 177 178 /* 179 * This structure contains per device data. 180 * It is protected by dev_lck. 181 */ 182 typedef struct { 183 zuluvm_miss_t zvm; /* tlb miss state */ 184 volatile uint64_t *imr; /* intr mapping regs */ 185 struct zuluvm_proc *procs; /* protected by proc_lck */ 186 dev_info_t *dip; /* device driver instance */ 187 zulud_ops_t *dops; /* device drv operations */ 188 kmutex_t load_lck; /* protects in_intr */ 189 kmutex_t dev_lck; /* protects this struct */ 190 kmutex_t proc_lck; /* protects active procs */ 191 kcondvar_t intr_wait; /* sync for as_free */ 192 int intr_flags; 193 int in_intr; 194 kmutex_t park_lck; /* page fault thread */ 195 kcondvar_t park_cv; 196 int parking; 197 int agentid; /* zulu's agent id */ 198 zuluvm_intr_t interrupts[ZULUVM_MAX_INTR]; 199 } zuluvm_state_t; 200 201 #define ZULUVM_INTR_OFFSET offsetof(zuluvm_state_t, interrupts) 202 #define ZULUVM_INTR2INO(addr) (((zuluvm_intr_t *)(addr))->ino) 203 #define ZULUVM_INTR2ZDEV(addr) \ 204 (zuluvm_state_t *)((caddr_t)addr - (ZULUVM_INTR2INO(addr) * \ 205 sizeof (zuluvm_intr_t)) - ZULUVM_INTR_OFFSET) 206 207 typedef struct zuluvm_proc { 208 struct zulu_hat *zhat; 209 zuluvm_state_t *zdev; /* back ptr to dev instance */ 210 unsigned short refcnt; /* keep this until ref == 0 */ 211 short valid; /* if valid is 0 then don't use */ 212 struct zuluvm_proc *next; 213 struct zuluvm_proc *prev; 214 } zuluvm_proc_t; 215 216 #define ZULUVM_DO_INTR1 INT32_C(1) 217 #define ZULUVM_WAIT_INTR1 INT32_C(2) 218 #define ZULUVM_DO_INTR2 INT32_C(4) 219 #define ZULUVM_WAIT_INTR2 INT32_C(8) 220 221 int zuluvm_change_state(uint32_t *state_pa, int new, int assume); 222 void zuluvm_demap_page(void *, struct hat *, short, caddr_t, uint_t); 223 void zuluvm_demap_ctx(void *, short); 224 void zuluvm_dmv_tlbmiss_tl1(void); 225 void zuluvm_load_tte(struct zulu_hat *zhat, caddr_t addr, uint64_t pfn, 226 int perm, int size); 227 228 229 #endif 230 231 /* 232 * The following defines are copied from the ZFB and ZULU 233 * workspaces. We re-define them here since we can't have 234 * a dependency onto files outside our consolidation 235 */ 236 #define ZULUVM_IMR_V_MASK UINT64_C(0x0000000080000000) 237 #define ZULUVM_IMR_TARGET_SHIFT INT32_C(26) 238 #define ZULUVM_IMR_MAX INT32_C(0x3f) 239 240 #define ZULUVM_ZFB_MMU_TLB_D_V_MASK 0x8000000000000000 241 #define ZULUVM_ZFB_MMU_TLB_D_PA_SHIFT 0xD /* 13 bits */ 242 #define ZULUVM_ZFB_MMU_TLB_D_C_MASK 0x20 243 #define ZULUVM_ZFB_MMU_TLB_D_SZ_SHIFT 0x3D /* 61 */ 244 #define ZULUVM_ZFB_MMU_TLB_D_SZ_MASK 0x6000000000000000 245 #define ZULUVM_ZFB_MMU_TLB_D_W_MASK 0x2 246 #define ZULUVM_ZFB_MMU_TLB_CR_IMISS_MASK 0x2 247 #define ZULUVM_ZFB_MMU_TLB_CR_DMISS_MASK 0x1 248 #define ZULUVM_ZFB_MMU_DTLB_PAGE_SZ_2_MASK 0xc /* DTLB2 Page size */ 249 #define ZULUVM_ZFB_MMU_DTLB_PAGE_SZ_2_SHIFT 2 250 #define ZULUVM_DTLB_PAGE_SZ 0x8 251 #define ZULUVM_ITLB_DATA_IN 0x18 252 #define ZULUVM_DTLB_DATA_IN 0x28 253 #define ZULUVM_TLB_CONTROL 0 254 #define ZULUVM_ITLB_MISS_ICR 0x0 255 #define ZULUVM_DTLB_MISS_ICR 0x8 256 #define ZULUVM_DMA1_TSB_BASE 0x50 257 #define ZULUVM_DMA2_TSB_BASE 0x68 258 259 #ifdef __cplusplus 260 } 261 #endif 262 263 #endif /* __ZULUMOD_INCL__ */ 264