t_uvm_physseg.c revision 1.2.2.2
1 1.2.2.2 pgoyette /* $NetBSD: t_uvm_physseg.c,v 1.2.2.2 2017/01/07 08:56:56 pgoyette Exp $ */ 2 1.2.2.2 pgoyette 3 1.2.2.2 pgoyette /*- 4 1.2.2.2 pgoyette * Copyright (c) 2015, 2016 The NetBSD Foundation, Inc. 5 1.2.2.2 pgoyette * All rights reserved. 6 1.2.2.2 pgoyette * 7 1.2.2.2 pgoyette * This code is derived from software contributed to The NetBSD Foundation 8 1.2.2.2 pgoyette * by Santhosh N. Raju <santhosh.raju (at) gmail.com> and 9 1.2.2.2 pgoyette * by Cherry G. Mathew 10 1.2.2.2 pgoyette * 11 1.2.2.2 pgoyette * Redistribution and use in source and binary forms, with or without 12 1.2.2.2 pgoyette * modification, are permitted provided that the following conditions 13 1.2.2.2 pgoyette * are met: 14 1.2.2.2 pgoyette * 1. Redistributions of source code must retain the above copyright 15 1.2.2.2 pgoyette * notice, this list of conditions and the following disclaimer. 16 1.2.2.2 pgoyette * 2. Redistributions in binary form must reproduce the above copyright 17 1.2.2.2 pgoyette * notice, this list of conditions and the following disclaimer in the 18 1.2.2.2 pgoyette * documentation and/or other materials provided with the distribution. 19 1.2.2.2 pgoyette * 20 1.2.2.2 pgoyette * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 1.2.2.2 pgoyette * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 1.2.2.2 pgoyette * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 1.2.2.2 pgoyette * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 1.2.2.2 pgoyette * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 1.2.2.2 pgoyette * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 1.2.2.2 pgoyette * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 1.2.2.2 pgoyette * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 1.2.2.2 pgoyette * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 1.2.2.2 pgoyette * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 1.2.2.2 pgoyette * POSSIBILITY OF SUCH DAMAGE. 31 1.2.2.2 pgoyette */ 32 1.2.2.2 pgoyette 33 1.2.2.2 pgoyette #include <sys/cdefs.h> 34 1.2.2.2 pgoyette __RCSID("$NetBSD: t_uvm_physseg.c,v 1.2.2.2 2017/01/07 08:56:56 pgoyette Exp $"); 35 1.2.2.2 pgoyette 36 1.2.2.2 pgoyette /* 37 1.2.2.2 pgoyette * If this line is commented out tests related to uvm_physseg_get_pmseg() 38 1.2.2.2 pgoyette * wont run. 39 1.2.2.2 pgoyette * 40 1.2.2.2 pgoyette * Have a look at machine/uvm_physseg.h for more details. 41 1.2.2.2 pgoyette */ 42 1.2.2.2 pgoyette #define __HAVE_PMAP_PHYSSEG 43 1.2.2.2 pgoyette 44 1.2.2.2 pgoyette /* 45 1.2.2.2 pgoyette * This is a dummy struct used for testing purposes 46 1.2.2.2 pgoyette * 47 1.2.2.2 pgoyette * In reality this struct would exist in the MD part of the code residing in 48 1.2.2.2 pgoyette * machines/vmparam.h 49 1.2.2.2 pgoyette */ 50 1.2.2.2 pgoyette 51 1.2.2.2 pgoyette #ifdef __HAVE_PMAP_PHYSSEG 52 1.2.2.2 pgoyette struct pmap_physseg { 53 1.2.2.2 pgoyette int dummy_variable; /* Dummy variable use for testing */ 54 1.2.2.2 pgoyette }; 55 1.2.2.2 pgoyette #endif 56 1.2.2.2 pgoyette 57 1.2.2.2 pgoyette /* Testing API - assumes userland */ 58 1.2.2.2 pgoyette /* Provide Kernel API equivalents */ 59 1.2.2.2 pgoyette #include <assert.h> 60 1.2.2.2 pgoyette #include <errno.h> 61 1.2.2.2 pgoyette #include <stdbool.h> 62 1.2.2.2 pgoyette #include <string.h> /* memset(3) et. al */ 63 1.2.2.2 pgoyette #include <stdio.h> /* printf(3) */ 64 1.2.2.2 pgoyette #include <stdlib.h> /* malloc(3) */ 65 1.2.2.2 pgoyette #include <stdarg.h> 66 1.2.2.2 pgoyette #include <stddef.h> 67 1.2.2.2 pgoyette 68 1.2.2.2 pgoyette #define PRIxPADDR "lx" 69 1.2.2.2 pgoyette #define PRIxPSIZE "lx" 70 1.2.2.2 pgoyette #define PRIuPSIZE "lu" 71 1.2.2.2 pgoyette #define PRIxVADDR "lx" 72 1.2.2.2 pgoyette #define PRIxVSIZE "lx" 73 1.2.2.2 pgoyette #define PRIuVSIZE "lu" 74 1.2.2.2 pgoyette 75 1.2.2.2 pgoyette #define UVM_HOTPLUG /* Enable hotplug with rbtree. */ 76 1.2.2.2 pgoyette #define PMAP_STEAL_MEMORY 77 1.2.2.2 pgoyette #define DEBUG /* Enable debug functionality. */ 78 1.2.2.2 pgoyette 79 1.2.2.2 pgoyette typedef unsigned long vaddr_t; 80 1.2.2.2 pgoyette typedef unsigned long paddr_t; 81 1.2.2.2 pgoyette typedef unsigned long psize_t; 82 1.2.2.2 pgoyette typedef unsigned long vsize_t; 83 1.2.2.2 pgoyette 84 1.2.2.2 pgoyette #include <uvm/uvm_physseg.h> 85 1.2.2.2 pgoyette #include <uvm/uvm_page.h> 86 1.2.2.2 pgoyette 87 1.2.2.2 pgoyette #ifndef DIAGNOSTIC 88 1.2.2.2 pgoyette #define KASSERTMSG(e, msg, ...) /* NOTHING */ 89 1.2.2.2 pgoyette #define KASSERT(e) /* NOTHING */ 90 1.2.2.2 pgoyette #else 91 1.2.2.2 pgoyette #define KASSERT(a) assert(a) 92 1.2.2.2 pgoyette #define KASSERTMSG(exp, ...) printf(__VA_ARGS__); assert((exp)) 93 1.2.2.2 pgoyette #endif 94 1.2.2.2 pgoyette 95 1.2.2.2 pgoyette #define VM_PHYSSEG_STRAT VM_PSTRAT_BSEARCH 96 1.2.2.2 pgoyette 97 1.2.2.2 pgoyette #define VM_NFREELIST 4 98 1.2.2.2 pgoyette #define VM_FREELIST_DEFAULT 0 99 1.2.2.2 pgoyette #define VM_FREELIST_FIRST16 3 100 1.2.2.2 pgoyette #define VM_FREELIST_FIRST1G 2 101 1.2.2.2 pgoyette #define VM_FREELIST_FIRST4G 1 102 1.2.2.2 pgoyette 103 1.2.2.2 pgoyette /* 104 1.2.2.2 pgoyette * Used in tests when Array implementation is tested 105 1.2.2.2 pgoyette */ 106 1.2.2.2 pgoyette #if !defined(VM_PHYSSEG_MAX) 107 1.2.2.2 pgoyette #define VM_PHYSSEG_MAX 1 108 1.2.2.2 pgoyette #endif 109 1.2.2.2 pgoyette 110 1.2.2.2 pgoyette #define PAGE_SHIFT 12 111 1.2.2.2 pgoyette #define PAGE_SIZE (1 << PAGE_SHIFT) 112 1.2.2.2 pgoyette #define PAGE_MASK (PAGE_SIZE - 1) 113 1.2.2.2 pgoyette #define atop(x) (((paddr_t)(x)) >> PAGE_SHIFT) 114 1.2.2.2 pgoyette #define ptoa(x) (((paddr_t)(x)) << PAGE_SHIFT) 115 1.2.2.2 pgoyette 116 1.2.2.2 pgoyette #define mutex_enter(l) 117 1.2.2.2 pgoyette #define mutex_exit(l) 118 1.2.2.2 pgoyette 119 1.2.2.2 pgoyette psize_t physmem; 120 1.2.2.2 pgoyette 121 1.2.2.2 pgoyette struct uvmexp uvmexp; /* decl */ 122 1.2.2.2 pgoyette 123 1.2.2.2 pgoyette /* 124 1.2.2.2 pgoyette * uvm structure borrowed from uvm.h 125 1.2.2.2 pgoyette * 126 1.2.2.2 pgoyette * Remember this is a dummy structure used within the ATF Tests and 127 1.2.2.2 pgoyette * uses only necessary fields from the original uvm struct. 128 1.2.2.2 pgoyette * See uvm/uvm.h for the full struct. 129 1.2.2.2 pgoyette */ 130 1.2.2.2 pgoyette 131 1.2.2.2 pgoyette struct uvm { 132 1.2.2.2 pgoyette /* vm_page related parameters */ 133 1.2.2.2 pgoyette 134 1.2.2.2 pgoyette bool page_init_done; /* TRUE if uvm_page_init() finished */ 135 1.2.2.2 pgoyette } uvm; 136 1.2.2.2 pgoyette 137 1.2.2.2 pgoyette #include <sys/kmem.h> 138 1.2.2.2 pgoyette 139 1.2.2.2 pgoyette void * 140 1.2.2.2 pgoyette kmem_alloc(size_t size, km_flag_t flags) 141 1.2.2.2 pgoyette { 142 1.2.2.2 pgoyette return malloc(size); 143 1.2.2.2 pgoyette } 144 1.2.2.2 pgoyette 145 1.2.2.2 pgoyette void * 146 1.2.2.2 pgoyette kmem_zalloc(size_t size, km_flag_t flags) 147 1.2.2.2 pgoyette { 148 1.2.2.2 pgoyette void *ptr; 149 1.2.2.2 pgoyette ptr = malloc(size); 150 1.2.2.2 pgoyette 151 1.2.2.2 pgoyette memset(ptr, 0, size); 152 1.2.2.2 pgoyette 153 1.2.2.2 pgoyette return ptr; 154 1.2.2.2 pgoyette } 155 1.2.2.2 pgoyette 156 1.2.2.2 pgoyette void 157 1.2.2.2 pgoyette kmem_free(void *mem, size_t size) 158 1.2.2.2 pgoyette { 159 1.2.2.2 pgoyette free(mem); 160 1.2.2.2 pgoyette } 161 1.2.2.2 pgoyette 162 1.2.2.2 pgoyette static void 163 1.2.2.2 pgoyette panic(const char *fmt, ...) 164 1.2.2.2 pgoyette { 165 1.2.2.2 pgoyette va_list ap; 166 1.2.2.2 pgoyette 167 1.2.2.2 pgoyette va_start(ap, fmt); 168 1.2.2.2 pgoyette vprintf(fmt, ap); 169 1.2.2.2 pgoyette printf("\n"); 170 1.2.2.2 pgoyette va_end(ap); 171 1.2.2.2 pgoyette KASSERT(false); 172 1.2.2.2 pgoyette 173 1.2.2.2 pgoyette /*NOTREACHED*/ 174 1.2.2.2 pgoyette } 175 1.2.2.2 pgoyette 176 1.2.2.2 pgoyette static void 177 1.2.2.2 pgoyette uvm_pagefree(struct vm_page *pg) 178 1.2.2.2 pgoyette { 179 1.2.2.2 pgoyette return; 180 1.2.2.2 pgoyette } 181 1.2.2.2 pgoyette 182 1.2.2.2 pgoyette #if defined(UVM_HOTPLUG) 183 1.2.2.2 pgoyette static void 184 1.2.2.2 pgoyette uvmpdpol_reinit(void) 185 1.2.2.2 pgoyette { 186 1.2.2.2 pgoyette return; 187 1.2.2.2 pgoyette } 188 1.2.2.2 pgoyette #endif /* UVM_HOTPLUG */ 189 1.2.2.2 pgoyette 190 1.2.2.2 pgoyette /* end - Provide Kernel API equivalents */ 191 1.2.2.2 pgoyette 192 1.2.2.2 pgoyette 193 1.2.2.2 pgoyette #include "uvm/uvm_physseg.c" 194 1.2.2.2 pgoyette 195 1.2.2.2 pgoyette #include <atf-c.h> 196 1.2.2.2 pgoyette 197 1.2.2.2 pgoyette #define SIXTYFOUR_KILO (64 * 1024) 198 1.2.2.2 pgoyette #define ONETWENTYEIGHT_KILO (128 * 1024) 199 1.2.2.2 pgoyette #define TWOFIFTYSIX_KILO (256 * 1024) 200 1.2.2.2 pgoyette #define FIVEONETWO_KILO (512 * 1024) 201 1.2.2.2 pgoyette #define ONE_MEGABYTE (1024 * 1024) 202 1.2.2.2 pgoyette #define TWO_MEGABYTE (2 * 1024 * 1024) 203 1.2.2.2 pgoyette 204 1.2.2.2 pgoyette /* Sample Page Frame Numbers */ 205 1.2.2.2 pgoyette #define VALID_START_PFN_1 atop(0) 206 1.2.2.2 pgoyette #define VALID_END_PFN_1 atop(ONE_MEGABYTE) 207 1.2.2.2 pgoyette #define VALID_AVAIL_START_PFN_1 atop(0) 208 1.2.2.2 pgoyette #define VALID_AVAIL_END_PFN_1 atop(ONE_MEGABYTE) 209 1.2.2.2 pgoyette 210 1.2.2.2 pgoyette #define VALID_START_PFN_2 atop(ONE_MEGABYTE + 1) 211 1.2.2.2 pgoyette #define VALID_END_PFN_2 atop(ONE_MEGABYTE * 2) 212 1.2.2.2 pgoyette #define VALID_AVAIL_START_PFN_2 atop(ONE_MEGABYTE + 1) 213 1.2.2.2 pgoyette #define VALID_AVAIL_END_PFN_2 atop(ONE_MEGABYTE * 2) 214 1.2.2.2 pgoyette 215 1.2.2.2 pgoyette #define VALID_START_PFN_3 atop((ONE_MEGABYTE * 2) + 1) 216 1.2.2.2 pgoyette #define VALID_END_PFN_3 atop(ONE_MEGABYTE * 3) 217 1.2.2.2 pgoyette #define VALID_AVAIL_START_PFN_3 atop((ONE_MEGABYTE * 2) + 1) 218 1.2.2.2 pgoyette #define VALID_AVAIL_END_PFN_3 atop(ONE_MEGABYTE * 3) 219 1.2.2.2 pgoyette 220 1.2.2.2 pgoyette #define VALID_START_PFN_4 atop((ONE_MEGABYTE * 3) + 1) 221 1.2.2.2 pgoyette #define VALID_END_PFN_4 atop(ONE_MEGABYTE * 4) 222 1.2.2.2 pgoyette #define VALID_AVAIL_START_PFN_4 atop((ONE_MEGABYTE * 3) + 1) 223 1.2.2.2 pgoyette #define VALID_AVAIL_END_PFN_4 atop(ONE_MEGABYTE * 4) 224 1.2.2.2 pgoyette 225 1.2.2.2 pgoyette /* 226 1.2.2.2 pgoyette * Total number of pages (of 4K size each) should be 256 for 1MB of memory. 227 1.2.2.2 pgoyette */ 228 1.2.2.2 pgoyette #define PAGE_COUNT_1M 256 229 1.2.2.2 pgoyette 230 1.2.2.2 pgoyette /* 231 1.2.2.2 pgoyette * A debug fucntion to print the content of upm. 232 1.2.2.2 pgoyette */ 233 1.2.2.2 pgoyette static inline void 234 1.2.2.2 pgoyette uvm_physseg_dump_seg(uvm_physseg_t upm) 235 1.2.2.2 pgoyette { 236 1.2.2.2 pgoyette #if defined(DEBUG) 237 1.2.2.2 pgoyette printf("%s: seg->start == %ld\n", __func__, 238 1.2.2.2 pgoyette uvm_physseg_get_start(upm)); 239 1.2.2.2 pgoyette printf("%s: seg->end == %ld\n", __func__, 240 1.2.2.2 pgoyette uvm_physseg_get_end(upm)); 241 1.2.2.2 pgoyette printf("%s: seg->avail_start == %ld\n", __func__, 242 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm)); 243 1.2.2.2 pgoyette printf("%s: seg->avail_end == %ld\n", __func__, 244 1.2.2.2 pgoyette uvm_physseg_get_avail_end(upm)); 245 1.2.2.2 pgoyette 246 1.2.2.2 pgoyette printf("====\n\n"); 247 1.2.2.2 pgoyette #else 248 1.2.2.2 pgoyette return; 249 1.2.2.2 pgoyette #endif /* DEBUG */ 250 1.2.2.2 pgoyette } 251 1.2.2.2 pgoyette 252 1.2.2.2 pgoyette /* 253 1.2.2.2 pgoyette * Private accessor that gets the value of uvm_physseg_graph.nentries 254 1.2.2.2 pgoyette */ 255 1.2.2.2 pgoyette static int 256 1.2.2.2 pgoyette uvm_physseg_get_entries(void) 257 1.2.2.2 pgoyette { 258 1.2.2.2 pgoyette #if defined(UVM_HOTPLUG) 259 1.2.2.2 pgoyette return uvm_physseg_graph.nentries; 260 1.2.2.2 pgoyette #else 261 1.2.2.2 pgoyette return vm_nphysmem; 262 1.2.2.2 pgoyette #endif /* UVM_HOTPLUG */ 263 1.2.2.2 pgoyette } 264 1.2.2.2 pgoyette 265 1.2.2.2 pgoyette #if !defined(UVM_HOTPLUG) 266 1.2.2.2 pgoyette static void * 267 1.2.2.2 pgoyette uvm_physseg_alloc(size_t sz) 268 1.2.2.2 pgoyette { 269 1.2.2.2 pgoyette return &vm_physmem[vm_nphysseg++]; 270 1.2.2.2 pgoyette } 271 1.2.2.2 pgoyette #endif 272 1.2.2.2 pgoyette 273 1.2.2.2 pgoyette /* 274 1.2.2.2 pgoyette * Test Fixture SetUp(). 275 1.2.2.2 pgoyette */ 276 1.2.2.2 pgoyette static void 277 1.2.2.2 pgoyette setup(void) 278 1.2.2.2 pgoyette { 279 1.2.2.2 pgoyette /* Prerequisites for running certain calls in uvm_physseg */ 280 1.2.2.2 pgoyette uvmexp.pagesize = PAGE_SIZE; 281 1.2.2.2 pgoyette uvmexp.npages = 0; 282 1.2.2.2 pgoyette uvm.page_init_done = false; 283 1.2.2.2 pgoyette uvm_physseg_init(); 284 1.2.2.2 pgoyette } 285 1.2.2.2 pgoyette 286 1.2.2.2 pgoyette 287 1.2.2.2 pgoyette /* <---- Tests for Internal functions ----> */ 288 1.2.2.2 pgoyette #if defined(UVM_HOTPLUG) 289 1.2.2.2 pgoyette ATF_TC(uvm_physseg_alloc_atboot_mismatch); 290 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_alloc_atboot_mismatch, tc) 291 1.2.2.2 pgoyette { 292 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "boot time uvm_physseg_alloc() sanity" 293 1.2.2.2 pgoyette "size mismatch alloc() test."); 294 1.2.2.2 pgoyette } 295 1.2.2.2 pgoyette 296 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_alloc_atboot_mismatch, tc) 297 1.2.2.2 pgoyette { 298 1.2.2.2 pgoyette uvm.page_init_done = false; 299 1.2.2.2 pgoyette 300 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "size mismatch alloc()"); 301 1.2.2.2 pgoyette 302 1.2.2.2 pgoyette uvm_physseg_alloc(sizeof(struct uvm_physseg) - 1); 303 1.2.2.2 pgoyette } 304 1.2.2.2 pgoyette 305 1.2.2.2 pgoyette ATF_TC(uvm_physseg_alloc_atboot_overrun); 306 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_alloc_atboot_overrun, tc) 307 1.2.2.2 pgoyette { 308 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "boot time uvm_physseg_alloc() sanity" 309 1.2.2.2 pgoyette "array overrun alloc() test."); 310 1.2.2.2 pgoyette } 311 1.2.2.2 pgoyette 312 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_alloc_atboot_overrun, tc) 313 1.2.2.2 pgoyette { 314 1.2.2.2 pgoyette uvm.page_init_done = false; 315 1.2.2.2 pgoyette 316 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "array overrun alloc()"); 317 1.2.2.2 pgoyette 318 1.2.2.2 pgoyette uvm_physseg_alloc((VM_PHYSSEG_MAX + 1) * sizeof(struct uvm_physseg)); 319 1.2.2.2 pgoyette 320 1.2.2.2 pgoyette } 321 1.2.2.2 pgoyette 322 1.2.2.2 pgoyette ATF_TC(uvm_physseg_alloc_sanity); 323 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_alloc_sanity, tc) 324 1.2.2.2 pgoyette { 325 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "further uvm_physseg_alloc() sanity checks"); 326 1.2.2.2 pgoyette } 327 1.2.2.2 pgoyette 328 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_alloc_sanity, tc) 329 1.2.2.2 pgoyette { 330 1.2.2.2 pgoyette 331 1.2.2.2 pgoyette /* At boot time */ 332 1.2.2.2 pgoyette uvm.page_init_done = false; 333 1.2.2.2 pgoyette 334 1.2.2.2 pgoyette /* Correct alloc */ 335 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_alloc(VM_PHYSSEG_MAX * sizeof(struct uvm_physseg))); 336 1.2.2.2 pgoyette 337 1.2.2.2 pgoyette /* Retry static alloc()s as dynamic - we expect them to pass */ 338 1.2.2.2 pgoyette uvm.page_init_done = true; 339 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_alloc(sizeof(struct uvm_physseg) - 1)); 340 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_alloc(2 * VM_PHYSSEG_MAX * sizeof(struct uvm_physseg))); 341 1.2.2.2 pgoyette } 342 1.2.2.2 pgoyette 343 1.2.2.2 pgoyette ATF_TC(uvm_physseg_free_atboot_mismatch); 344 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_free_atboot_mismatch, tc) 345 1.2.2.2 pgoyette { 346 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "boot time uvm_physseg_free() sanity" 347 1.2.2.2 pgoyette "size mismatch free() test."); 348 1.2.2.2 pgoyette } 349 1.2.2.2 pgoyette 350 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_free_atboot_mismatch, tc) 351 1.2.2.2 pgoyette { 352 1.2.2.2 pgoyette uvm.page_init_done = false; 353 1.2.2.2 pgoyette 354 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "size mismatch free()"); 355 1.2.2.2 pgoyette 356 1.2.2.2 pgoyette uvm_physseg_free(&uvm_physseg[0], sizeof(struct uvm_physseg) - 1); 357 1.2.2.2 pgoyette } 358 1.2.2.2 pgoyette 359 1.2.2.2 pgoyette ATF_TC(uvm_physseg_free_sanity); 360 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_free_sanity, tc) 361 1.2.2.2 pgoyette { 362 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "further uvm_physseg_free() sanity checks"); 363 1.2.2.2 pgoyette } 364 1.2.2.2 pgoyette 365 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_free_sanity, tc) 366 1.2.2.2 pgoyette { 367 1.2.2.2 pgoyette 368 1.2.2.2 pgoyette /* At boot time */ 369 1.2.2.2 pgoyette uvm.page_init_done = false; 370 1.2.2.2 pgoyette 371 1.2.2.2 pgoyette struct uvm_physseg *seg; 372 1.2.2.2 pgoyette 373 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 374 1.2.2.2 pgoyette /* 375 1.2.2.2 pgoyette * Note: free()ing the entire array is considered to be an 376 1.2.2.2 pgoyette * error. Thus VM_PHYSSEG_MAX - 1. 377 1.2.2.2 pgoyette */ 378 1.2.2.2 pgoyette 379 1.2.2.2 pgoyette seg = uvm_physseg_alloc((VM_PHYSSEG_MAX - 1) * sizeof(*seg)); 380 1.2.2.2 pgoyette uvm_physseg_free(seg, (VM_PHYSSEG_MAX - 1) * sizeof(struct uvm_physseg)); 381 1.2.2.2 pgoyette #endif 382 1.2.2.2 pgoyette 383 1.2.2.2 pgoyette /* Retry static alloc()s as dynamic - we expect them to pass */ 384 1.2.2.2 pgoyette uvm.page_init_done = true; 385 1.2.2.2 pgoyette 386 1.2.2.2 pgoyette seg = uvm_physseg_alloc(sizeof(struct uvm_physseg) - 1); 387 1.2.2.2 pgoyette uvm_physseg_free(seg, sizeof(struct uvm_physseg) - 1); 388 1.2.2.2 pgoyette 389 1.2.2.2 pgoyette seg = uvm_physseg_alloc(2 * VM_PHYSSEG_MAX * sizeof(struct uvm_physseg)); 390 1.2.2.2 pgoyette 391 1.2.2.2 pgoyette uvm_physseg_free(seg, 2 * VM_PHYSSEG_MAX * sizeof(struct uvm_physseg)); 392 1.2.2.2 pgoyette } 393 1.2.2.2 pgoyette 394 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 395 1.2.2.2 pgoyette ATF_TC(uvm_physseg_atboot_free_leak); 396 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_atboot_free_leak, tc) 397 1.2.2.2 pgoyette { 398 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", 399 1.2.2.2 pgoyette "does free() leak at boot ?\n" 400 1.2.2.2 pgoyette "This test needs VM_PHYSSEG_MAX > 1)"); 401 1.2.2.2 pgoyette } 402 1.2.2.2 pgoyette 403 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_atboot_free_leak, tc) 404 1.2.2.2 pgoyette { 405 1.2.2.2 pgoyette 406 1.2.2.2 pgoyette /* At boot time */ 407 1.2.2.2 pgoyette uvm.page_init_done = false; 408 1.2.2.2 pgoyette 409 1.2.2.2 pgoyette /* alloc to array size */ 410 1.2.2.2 pgoyette struct uvm_physseg *seg; 411 1.2.2.2 pgoyette seg = uvm_physseg_alloc(VM_PHYSSEG_MAX * sizeof(*seg)); 412 1.2.2.2 pgoyette 413 1.2.2.2 pgoyette uvm_physseg_free(seg, sizeof(*seg)); 414 1.2.2.2 pgoyette 415 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "array overrun on alloc() after leak"); 416 1.2.2.2 pgoyette 417 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_alloc(sizeof(struct uvm_physseg))); 418 1.2.2.2 pgoyette } 419 1.2.2.2 pgoyette #endif /* VM_PHYSSEG_MAX */ 420 1.2.2.2 pgoyette #endif /* UVM_HOTPLUG */ 421 1.2.2.2 pgoyette 422 1.2.2.2 pgoyette /* 423 1.2.2.2 pgoyette * Note: This function replicates verbatim what happens in 424 1.2.2.2 pgoyette * uvm_page.c:uvm_page_init(). 425 1.2.2.2 pgoyette * 426 1.2.2.2 pgoyette * Please track any changes that happen there. 427 1.2.2.2 pgoyette */ 428 1.2.2.2 pgoyette static void 429 1.2.2.2 pgoyette uvm_page_init_fake(struct vm_page *pagearray, psize_t pagecount) 430 1.2.2.2 pgoyette { 431 1.2.2.2 pgoyette uvm_physseg_t bank; 432 1.2.2.2 pgoyette size_t n; 433 1.2.2.2 pgoyette 434 1.2.2.2 pgoyette for (bank = uvm_physseg_get_first(), 435 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(bank, pagearray, pagecount); 436 1.2.2.2 pgoyette uvm_physseg_valid_p(bank); 437 1.2.2.2 pgoyette bank = uvm_physseg_get_next(bank)) { 438 1.2.2.2 pgoyette 439 1.2.2.2 pgoyette n = uvm_physseg_get_end(bank) - uvm_physseg_get_start(bank); 440 1.2.2.2 pgoyette uvm_physseg_seg_alloc_from_slab(bank, n); 441 1.2.2.2 pgoyette uvm_physseg_init_seg(bank, pagearray); 442 1.2.2.2 pgoyette 443 1.2.2.2 pgoyette /* set up page array pointers */ 444 1.2.2.2 pgoyette pagearray += n; 445 1.2.2.2 pgoyette pagecount -= n; 446 1.2.2.2 pgoyette } 447 1.2.2.2 pgoyette 448 1.2.2.2 pgoyette uvm.page_init_done = true; 449 1.2.2.2 pgoyette } 450 1.2.2.2 pgoyette 451 1.2.2.2 pgoyette ATF_TC(uvm_physseg_plug); 452 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_plug, tc) 453 1.2.2.2 pgoyette { 454 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", 455 1.2.2.2 pgoyette "Test plug functionality."); 456 1.2.2.2 pgoyette } 457 1.2.2.2 pgoyette /* Note: We only do the second boot time plug if VM_PHYSSEG_MAX > 1 */ 458 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_plug, tc) 459 1.2.2.2 pgoyette { 460 1.2.2.2 pgoyette int nentries = 0; /* Count of entries via plug done so far */ 461 1.2.2.2 pgoyette uvm_physseg_t upm1; 462 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 463 1.2.2.2 pgoyette uvm_physseg_t upm2; 464 1.2.2.2 pgoyette #endif 465 1.2.2.2 pgoyette 466 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 467 1.2.2.2 pgoyette uvm_physseg_t upm3; 468 1.2.2.2 pgoyette #endif 469 1.2.2.2 pgoyette uvm_physseg_t upm4; 470 1.2.2.2 pgoyette psize_t npages1 = (VALID_END_PFN_1 - VALID_START_PFN_1); 471 1.2.2.2 pgoyette psize_t npages2 = (VALID_END_PFN_2 - VALID_START_PFN_2); 472 1.2.2.2 pgoyette psize_t npages3 = (VALID_END_PFN_3 - VALID_START_PFN_3); 473 1.2.2.2 pgoyette psize_t npages4 = (VALID_END_PFN_4 - VALID_START_PFN_4); 474 1.2.2.2 pgoyette struct vm_page *pgs, *slab = malloc(sizeof(struct vm_page) * (npages1 475 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 476 1.2.2.2 pgoyette + npages2 477 1.2.2.2 pgoyette #endif 478 1.2.2.2 pgoyette + npages3)); 479 1.2.2.2 pgoyette 480 1.2.2.2 pgoyette /* Fake early boot */ 481 1.2.2.2 pgoyette 482 1.2.2.2 pgoyette setup(); 483 1.2.2.2 pgoyette 484 1.2.2.2 pgoyette /* Vanilla plug x 2 */ 485 1.2.2.2 pgoyette ATF_REQUIRE_EQ(uvm_physseg_plug(VALID_START_PFN_1, npages1, &upm1), true); 486 1.2.2.2 pgoyette ATF_REQUIRE_EQ(++nentries, uvm_physseg_get_entries()); 487 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 488 1.2.2.2 pgoyette 489 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 490 1.2.2.2 pgoyette ATF_REQUIRE_EQ(uvm_physseg_plug(VALID_START_PFN_2, npages2, &upm2), true); 491 1.2.2.2 pgoyette ATF_REQUIRE_EQ(++nentries, uvm_physseg_get_entries()); 492 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 493 1.2.2.2 pgoyette #endif 494 1.2.2.2 pgoyette /* Post boot: Fake all segments and pages accounted for. */ 495 1.2.2.2 pgoyette uvm_page_init_fake(slab, npages1 + npages2 + npages3); 496 1.2.2.2 pgoyette 497 1.2.2.2 pgoyette ATF_CHECK_EQ(npages1 498 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 499 1.2.2.2 pgoyette + npages2 500 1.2.2.2 pgoyette #endif 501 1.2.2.2 pgoyette , uvmexp.npages); 502 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 503 1.2.2.2 pgoyette /* Scavenge plug - goes into the same slab */ 504 1.2.2.2 pgoyette ATF_REQUIRE_EQ(uvm_physseg_plug(VALID_START_PFN_3, npages3, &upm3), true); 505 1.2.2.2 pgoyette ATF_REQUIRE_EQ(++nentries, uvm_physseg_get_entries()); 506 1.2.2.2 pgoyette ATF_REQUIRE_EQ(npages1 507 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 508 1.2.2.2 pgoyette + npages2 509 1.2.2.2 pgoyette #endif 510 1.2.2.2 pgoyette + npages3, uvmexp.npages); 511 1.2.2.2 pgoyette 512 1.2.2.2 pgoyette /* Scavenge plug should fit right in the slab */ 513 1.2.2.2 pgoyette pgs = uvm_physseg_get_pg(upm3, 0); 514 1.2.2.2 pgoyette ATF_REQUIRE(pgs > slab && pgs < (slab + npages1 + npages2 + npages3)); 515 1.2.2.2 pgoyette #endif 516 1.2.2.2 pgoyette /* Hot plug - goes into a brand new slab */ 517 1.2.2.2 pgoyette ATF_REQUIRE_EQ(uvm_physseg_plug(VALID_START_PFN_4, npages4, &upm4), true); 518 1.2.2.2 pgoyette /* The hot plug slab should have nothing to do with the original slab */ 519 1.2.2.2 pgoyette pgs = uvm_physseg_get_pg(upm4, 0); 520 1.2.2.2 pgoyette ATF_REQUIRE(pgs < slab || pgs > (slab + npages1 521 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 522 1.2.2.2 pgoyette + npages2 523 1.2.2.2 pgoyette #endif 524 1.2.2.2 pgoyette + npages3)); 525 1.2.2.2 pgoyette 526 1.2.2.2 pgoyette } 527 1.2.2.2 pgoyette ATF_TC(uvm_physseg_unplug); 528 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_unplug, tc) 529 1.2.2.2 pgoyette { 530 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", 531 1.2.2.2 pgoyette "Test unplug functionality."); 532 1.2.2.2 pgoyette } 533 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_unplug, tc) 534 1.2.2.2 pgoyette { 535 1.2.2.2 pgoyette paddr_t pa = 0; 536 1.2.2.2 pgoyette 537 1.2.2.2 pgoyette psize_t npages1 = (VALID_END_PFN_1 - VALID_START_PFN_1); 538 1.2.2.2 pgoyette psize_t npages2 = (VALID_END_PFN_2 - VALID_START_PFN_2); 539 1.2.2.2 pgoyette psize_t npages3 = (VALID_END_PFN_3 - VALID_START_PFN_3); 540 1.2.2.2 pgoyette 541 1.2.2.2 pgoyette struct vm_page *slab = malloc(sizeof(struct vm_page) * (npages1 + npages2 + npages3)); 542 1.2.2.2 pgoyette 543 1.2.2.2 pgoyette uvm_physseg_t upm; 544 1.2.2.2 pgoyette 545 1.2.2.2 pgoyette /* Boot time */ 546 1.2.2.2 pgoyette setup(); 547 1.2.2.2 pgoyette 548 1.2.2.2 pgoyette /* We start with zero segments */ 549 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_plug(atop(0), atop(ONE_MEGABYTE), NULL)); 550 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 551 1.2.2.2 pgoyette /* Do we have an arbitrary offset in there ? */ 552 1.2.2.2 pgoyette uvm_physseg_find(atop(TWOFIFTYSIX_KILO), &pa); 553 1.2.2.2 pgoyette ATF_REQUIRE_EQ(pa, atop(TWOFIFTYSIX_KILO)); 554 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); /* Boot time sanity */ 555 1.2.2.2 pgoyette 556 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX == 1 557 1.2.2.2 pgoyette /* 558 1.2.2.2 pgoyette * This is the curious case at boot time, of having one 559 1.2.2.2 pgoyette * extent(9) static entry per segment, which means that a 560 1.2.2.2 pgoyette * fragmenting unplug will fail. 561 1.2.2.2 pgoyette */ 562 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "fragmenting unplug for single segment"); 563 1.2.2.2 pgoyette 564 1.2.2.2 pgoyette /* 565 1.2.2.2 pgoyette * In order to test the fragmenting cases, please set 566 1.2.2.2 pgoyette * VM_PHYSSEG_MAX > 1 567 1.2.2.2 pgoyette */ 568 1.2.2.2 pgoyette #endif 569 1.2.2.2 pgoyette /* Now let's unplug from the middle */ 570 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_unplug(atop(TWOFIFTYSIX_KILO), atop(FIVEONETWO_KILO))); 571 1.2.2.2 pgoyette /* verify that a gap exists at TWOFIFTYSIX_KILO */ 572 1.2.2.2 pgoyette pa = 0; /* reset */ 573 1.2.2.2 pgoyette uvm_physseg_find(atop(TWOFIFTYSIX_KILO), &pa); 574 1.2.2.2 pgoyette ATF_REQUIRE_EQ(pa, 0); 575 1.2.2.2 pgoyette 576 1.2.2.2 pgoyette /* Post boot: Fake all segments and pages accounted for. */ 577 1.2.2.2 pgoyette uvm_page_init_fake(slab, npages1 + npages2 + npages3); 578 1.2.2.2 pgoyette /* Account for the unplug */ 579 1.2.2.2 pgoyette ATF_CHECK_EQ(atop(FIVEONETWO_KILO), uvmexp.npages); 580 1.2.2.2 pgoyette 581 1.2.2.2 pgoyette /* Original entry should fragment into two */ 582 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 583 1.2.2.2 pgoyette 584 1.2.2.2 pgoyette upm = uvm_physseg_find(atop(TWOFIFTYSIX_KILO + FIVEONETWO_KILO), NULL); 585 1.2.2.2 pgoyette 586 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_valid_p(upm)); 587 1.2.2.2 pgoyette 588 1.2.2.2 pgoyette /* Now unplug the tail fragment - should swallow the complete entry */ 589 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_unplug(atop(TWOFIFTYSIX_KILO + FIVEONETWO_KILO), atop(TWOFIFTYSIX_KILO))); 590 1.2.2.2 pgoyette 591 1.2.2.2 pgoyette /* The "swallow" above should have invalidated the handle */ 592 1.2.2.2 pgoyette ATF_REQUIRE_EQ(false, uvm_physseg_valid_p(upm)); 593 1.2.2.2 pgoyette 594 1.2.2.2 pgoyette /* Only the first one is left now */ 595 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 596 1.2.2.2 pgoyette 597 1.2.2.2 pgoyette /* Unplug from the back */ 598 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_unplug(atop(ONETWENTYEIGHT_KILO), atop(ONETWENTYEIGHT_KILO))); 599 1.2.2.2 pgoyette /* Shouldn't change the number of segments */ 600 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 601 1.2.2.2 pgoyette 602 1.2.2.2 pgoyette /* Unplug from the front */ 603 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_unplug(0, atop(SIXTYFOUR_KILO))); 604 1.2.2.2 pgoyette /* Shouldn't change the number of segments */ 605 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 606 1.2.2.2 pgoyette 607 1.2.2.2 pgoyette /* Unplugging the final fragment should fail */ 608 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "Unplugging the last segment"); 609 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm_physseg_unplug(atop(SIXTYFOUR_KILO), atop(SIXTYFOUR_KILO))); 610 1.2.2.2 pgoyette } 611 1.2.2.2 pgoyette 612 1.2.2.2 pgoyette 613 1.2.2.2 pgoyette /* <---- end Tests for Internal functions ----> */ 614 1.2.2.2 pgoyette 615 1.2.2.2 pgoyette /* Tests for functions exported via uvm_physseg.h */ 616 1.2.2.2 pgoyette ATF_TC(uvm_physseg_init); 617 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_init, tc) 618 1.2.2.2 pgoyette { 619 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_init() call\ 620 1.2.2.2 pgoyette initializes the vm_physmem struct which holds the rb_tree."); 621 1.2.2.2 pgoyette } 622 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_init, tc) 623 1.2.2.2 pgoyette { 624 1.2.2.2 pgoyette uvm_physseg_init(); 625 1.2.2.2 pgoyette 626 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvm_physseg_get_entries()); 627 1.2.2.2 pgoyette } 628 1.2.2.2 pgoyette 629 1.2.2.2 pgoyette ATF_TC(uvm_page_physload_preload); 630 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physload_preload, tc) 631 1.2.2.2 pgoyette { 632 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physload() \ 633 1.2.2.2 pgoyette call works without a panic() in a preload scenario."); 634 1.2.2.2 pgoyette } 635 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physload_preload, tc) 636 1.2.2.2 pgoyette { 637 1.2.2.2 pgoyette uvm_physseg_t upm; 638 1.2.2.2 pgoyette 639 1.2.2.2 pgoyette setup(); 640 1.2.2.2 pgoyette 641 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 642 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 643 1.2.2.2 pgoyette 644 1.2.2.2 pgoyette /* Should return a valid handle */ 645 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_valid_p(upm)); 646 1.2.2.2 pgoyette 647 1.2.2.2 pgoyette /* No pages should be allocated yet */ 648 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 649 1.2.2.2 pgoyette 650 1.2.2.2 pgoyette /* After the first call one segment should exist */ 651 1.2.2.2 pgoyette ATF_CHECK_EQ(1, uvm_physseg_get_entries()); 652 1.2.2.2 pgoyette 653 1.2.2.2 pgoyette /* Insert more than one segment iff VM_PHYSSEG_MAX > 1 */ 654 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 655 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 656 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 657 1.2.2.2 pgoyette 658 1.2.2.2 pgoyette /* Should return a valid handle */ 659 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_valid_p(upm)); 660 1.2.2.2 pgoyette 661 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 662 1.2.2.2 pgoyette 663 1.2.2.2 pgoyette /* After the second call two segments should exist */ 664 1.2.2.2 pgoyette ATF_CHECK_EQ(2, uvm_physseg_get_entries()); 665 1.2.2.2 pgoyette #endif 666 1.2.2.2 pgoyette } 667 1.2.2.2 pgoyette 668 1.2.2.2 pgoyette ATF_TC(uvm_page_physload_postboot); 669 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physload_postboot, tc) 670 1.2.2.2 pgoyette { 671 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physload() \ 672 1.2.2.2 pgoyette panic()s in a post boot scenario."); 673 1.2.2.2 pgoyette } 674 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physload_postboot, tc) 675 1.2.2.2 pgoyette { 676 1.2.2.2 pgoyette uvm_physseg_t upm; 677 1.2.2.2 pgoyette 678 1.2.2.2 pgoyette psize_t npages1 = (VALID_END_PFN_1 - VALID_START_PFN_1); 679 1.2.2.2 pgoyette psize_t npages2 = (VALID_END_PFN_2 - VALID_START_PFN_2); 680 1.2.2.2 pgoyette 681 1.2.2.2 pgoyette struct vm_page *slab = malloc(sizeof(struct vm_page) * (npages1 + npages2)); 682 1.2.2.2 pgoyette 683 1.2.2.2 pgoyette setup(); 684 1.2.2.2 pgoyette 685 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 686 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 687 1.2.2.2 pgoyette 688 1.2.2.2 pgoyette /* Should return a valid handle */ 689 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_valid_p(upm)); 690 1.2.2.2 pgoyette 691 1.2.2.2 pgoyette /* No pages should be allocated yet */ 692 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 693 1.2.2.2 pgoyette 694 1.2.2.2 pgoyette /* After the first call one segment should exist */ 695 1.2.2.2 pgoyette ATF_CHECK_EQ(1, uvm_physseg_get_entries()); 696 1.2.2.2 pgoyette 697 1.2.2.2 pgoyette /* Post boot: Fake all segments and pages accounted for. */ 698 1.2.2.2 pgoyette uvm_page_init_fake(slab, npages1 + npages2); 699 1.2.2.2 pgoyette 700 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, 701 1.2.2.2 pgoyette "uvm_page_physload() called post boot"); 702 1.2.2.2 pgoyette 703 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 704 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 705 1.2.2.2 pgoyette 706 1.2.2.2 pgoyette /* Should return a valid handle */ 707 1.2.2.2 pgoyette ATF_REQUIRE(uvm_physseg_valid_p(upm)); 708 1.2.2.2 pgoyette 709 1.2.2.2 pgoyette ATF_REQUIRE_EQ(npages1 + npages2, uvmexp.npages); 710 1.2.2.2 pgoyette 711 1.2.2.2 pgoyette /* After the second call two segments should exist */ 712 1.2.2.2 pgoyette ATF_CHECK_EQ(2, uvm_physseg_get_entries()); 713 1.2.2.2 pgoyette } 714 1.2.2.2 pgoyette 715 1.2.2.2 pgoyette ATF_TC(uvm_physseg_handle_immutable); 716 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_handle_immutable, tc) 717 1.2.2.2 pgoyette { 718 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the uvm_physseg_t handle is \ 719 1.2.2.2 pgoyette immutable."); 720 1.2.2.2 pgoyette } 721 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_handle_immutable, tc) 722 1.2.2.2 pgoyette { 723 1.2.2.2 pgoyette uvm_physseg_t upm; 724 1.2.2.2 pgoyette 725 1.2.2.2 pgoyette /* We insert the segments in out of order */ 726 1.2.2.2 pgoyette 727 1.2.2.2 pgoyette setup(); 728 1.2.2.2 pgoyette 729 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 730 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 731 1.2.2.2 pgoyette 732 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 733 1.2.2.2 pgoyette 734 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 735 1.2.2.2 pgoyette 736 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID_EMPTY, uvm_physseg_get_prev(upm)); 737 1.2.2.2 pgoyette 738 1.2.2.2 pgoyette /* Insert more than one segment iff VM_PHYSSEG_MAX > 1 */ 739 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 740 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 741 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 742 1.2.2.2 pgoyette 743 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 744 1.2.2.2 pgoyette 745 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 746 1.2.2.2 pgoyette 747 1.2.2.2 pgoyette /* Fetch Previous, we inserted a lower value */ 748 1.2.2.2 pgoyette upm = uvm_physseg_get_prev(upm); 749 1.2.2.2 pgoyette 750 1.2.2.2 pgoyette #if !defined(UVM_HOTPLUG) 751 1.2.2.2 pgoyette /* 752 1.2.2.2 pgoyette * This test is going to fail for the Array Implementation but is 753 1.2.2.2 pgoyette * expected to pass in the RB Tree implementation. 754 1.2.2.2 pgoyette */ 755 1.2.2.2 pgoyette /* Failure can be expected iff there are more than one handles */ 756 1.2.2.2 pgoyette atf_tc_expect_fail("Mutable handle in static array impl."); 757 1.2.2.2 pgoyette #endif 758 1.2.2.2 pgoyette ATF_CHECK(UVM_PHYSSEG_TYPE_INVALID_EMPTY != upm); 759 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 760 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 761 1.2.2.2 pgoyette #endif 762 1.2.2.2 pgoyette } 763 1.2.2.2 pgoyette 764 1.2.2.2 pgoyette ATF_TC(uvm_physseg_seg_chomp_slab); 765 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_seg_chomp_slab, tc) 766 1.2.2.2 pgoyette { 767 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "The slab import code.()"); 768 1.2.2.2 pgoyette 769 1.2.2.2 pgoyette } 770 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_seg_chomp_slab, tc) 771 1.2.2.2 pgoyette { 772 1.2.2.2 pgoyette int err; 773 1.2.2.2 pgoyette size_t i; 774 1.2.2.2 pgoyette struct uvm_physseg *seg; 775 1.2.2.2 pgoyette struct vm_page *slab, *pgs; 776 1.2.2.2 pgoyette const size_t npages = UVM_PHYSSEG_BOOT_UNPLUG_MAX; /* Number of pages */ 777 1.2.2.2 pgoyette 778 1.2.2.2 pgoyette setup(); 779 1.2.2.2 pgoyette 780 1.2.2.2 pgoyette /* This is boot time */ 781 1.2.2.2 pgoyette slab = malloc(sizeof(struct vm_page) * npages * 2); 782 1.2.2.2 pgoyette 783 1.2.2.2 pgoyette seg = uvm_physseg_alloc(sizeof(struct uvm_physseg)); 784 1.2.2.2 pgoyette 785 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(PHYSSEG_NODE_TO_HANDLE(seg), slab, npages * 2); 786 1.2.2.2 pgoyette 787 1.2.2.2 pgoyette /* Should be able to allocate two 128 * sizeof(*slab) */ 788 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, extent_alloc(seg->ext, sizeof(*slab), 1, 0, EX_BOUNDZERO, (void *)&pgs)); 789 1.2.2.2 pgoyette err = extent_free(seg->ext, (u_long) pgs, sizeof(*slab), EX_BOUNDZERO); 790 1.2.2.2 pgoyette 791 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX == 1 792 1.2.2.2 pgoyette /* 793 1.2.2.2 pgoyette * free() needs an extra region descriptor, but we only have 794 1.2.2.2 pgoyette * one! The classic alloc() at free() problem 795 1.2.2.2 pgoyette */ 796 1.2.2.2 pgoyette 797 1.2.2.2 pgoyette ATF_REQUIRE_EQ(ENOMEM, err); 798 1.2.2.2 pgoyette #else 799 1.2.2.2 pgoyette /* Try alloc/free at static time */ 800 1.2.2.2 pgoyette for (i = 0; i < npages; i++) { 801 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, extent_alloc(seg->ext, sizeof(*slab), 1, 0, EX_BOUNDZERO, (void *)&pgs)); 802 1.2.2.2 pgoyette err = extent_free(seg->ext, (u_long) pgs, sizeof(*slab), EX_BOUNDZERO); 803 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, err); 804 1.2.2.2 pgoyette } 805 1.2.2.2 pgoyette #endif 806 1.2.2.2 pgoyette 807 1.2.2.2 pgoyette /* Now setup post boot */ 808 1.2.2.2 pgoyette uvm.page_init_done = true; 809 1.2.2.2 pgoyette 810 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(PHYSSEG_NODE_TO_HANDLE(seg), slab, npages * 2); 811 1.2.2.2 pgoyette 812 1.2.2.2 pgoyette /* Try alloc/free after uvm_page.c:uvm_page_init() as well */ 813 1.2.2.2 pgoyette for (i = 0; i < npages; i++) { 814 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, extent_alloc(seg->ext, sizeof(*slab), 1, 0, EX_BOUNDZERO, (void *)&pgs)); 815 1.2.2.2 pgoyette err = extent_free(seg->ext, (u_long) pgs, sizeof(*slab), EX_BOUNDZERO); 816 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, err); 817 1.2.2.2 pgoyette } 818 1.2.2.2 pgoyette 819 1.2.2.2 pgoyette } 820 1.2.2.2 pgoyette 821 1.2.2.2 pgoyette ATF_TC(uvm_physseg_alloc_from_slab); 822 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_alloc_from_slab, tc) 823 1.2.2.2 pgoyette { 824 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "The slab alloc code.()"); 825 1.2.2.2 pgoyette 826 1.2.2.2 pgoyette } 827 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_alloc_from_slab, tc) 828 1.2.2.2 pgoyette { 829 1.2.2.2 pgoyette struct uvm_physseg *seg; 830 1.2.2.2 pgoyette struct vm_page *slab, *pgs; 831 1.2.2.2 pgoyette const size_t npages = UVM_PHYSSEG_BOOT_UNPLUG_MAX; /* Number of pages */ 832 1.2.2.2 pgoyette 833 1.2.2.2 pgoyette setup(); 834 1.2.2.2 pgoyette 835 1.2.2.2 pgoyette /* This is boot time */ 836 1.2.2.2 pgoyette slab = malloc(sizeof(struct vm_page) * npages * 2); 837 1.2.2.2 pgoyette 838 1.2.2.2 pgoyette seg = uvm_physseg_alloc(sizeof(struct uvm_physseg)); 839 1.2.2.2 pgoyette 840 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(PHYSSEG_NODE_TO_HANDLE(seg), slab, npages * 2); 841 1.2.2.2 pgoyette 842 1.2.2.2 pgoyette pgs = uvm_physseg_seg_alloc_from_slab(PHYSSEG_NODE_TO_HANDLE(seg), npages); 843 1.2.2.2 pgoyette 844 1.2.2.2 pgoyette ATF_REQUIRE(pgs != NULL); 845 1.2.2.2 pgoyette 846 1.2.2.2 pgoyette /* Now setup post boot */ 847 1.2.2.2 pgoyette uvm.page_init_done = true; 848 1.2.2.2 pgoyette 849 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 850 1.2.2.2 pgoyette pgs = uvm_physseg_seg_alloc_from_slab(PHYSSEG_NODE_TO_HANDLE(seg), npages); 851 1.2.2.2 pgoyette ATF_REQUIRE(pgs != NULL); 852 1.2.2.2 pgoyette #endif 853 1.2.2.2 pgoyette atf_tc_expect_fail("alloc beyond extent"); 854 1.2.2.2 pgoyette 855 1.2.2.2 pgoyette pgs = uvm_physseg_seg_alloc_from_slab(PHYSSEG_NODE_TO_HANDLE(seg), npages); 856 1.2.2.2 pgoyette ATF_REQUIRE(pgs != NULL); 857 1.2.2.2 pgoyette } 858 1.2.2.2 pgoyette 859 1.2.2.2 pgoyette ATF_TC(uvm_physseg_init_seg); 860 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_init_seg, tc) 861 1.2.2.2 pgoyette { 862 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if uvm_physseg_init_seg adds pages to" 863 1.2.2.2 pgoyette "uvmexp.npages"); 864 1.2.2.2 pgoyette } 865 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_init_seg, tc) 866 1.2.2.2 pgoyette { 867 1.2.2.2 pgoyette struct uvm_physseg *seg; 868 1.2.2.2 pgoyette struct vm_page *slab, *pgs; 869 1.2.2.2 pgoyette const size_t npages = UVM_PHYSSEG_BOOT_UNPLUG_MAX; /* Number of pages */ 870 1.2.2.2 pgoyette 871 1.2.2.2 pgoyette setup(); 872 1.2.2.2 pgoyette 873 1.2.2.2 pgoyette /* This is boot time */ 874 1.2.2.2 pgoyette slab = malloc(sizeof(struct vm_page) * npages * 2); 875 1.2.2.2 pgoyette 876 1.2.2.2 pgoyette seg = uvm_physseg_alloc(sizeof(struct uvm_physseg)); 877 1.2.2.2 pgoyette 878 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(PHYSSEG_NODE_TO_HANDLE(seg), slab, npages * 2); 879 1.2.2.2 pgoyette 880 1.2.2.2 pgoyette pgs = uvm_physseg_seg_alloc_from_slab(PHYSSEG_NODE_TO_HANDLE(seg), npages); 881 1.2.2.2 pgoyette 882 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 883 1.2.2.2 pgoyette 884 1.2.2.2 pgoyette seg->start = 0; 885 1.2.2.2 pgoyette seg->end = npages; 886 1.2.2.2 pgoyette 887 1.2.2.2 pgoyette seg->avail_start = 0; 888 1.2.2.2 pgoyette seg->avail_end = npages; 889 1.2.2.2 pgoyette 890 1.2.2.2 pgoyette uvm_physseg_init_seg(PHYSSEG_NODE_TO_HANDLE(seg), pgs); 891 1.2.2.2 pgoyette 892 1.2.2.2 pgoyette ATF_REQUIRE_EQ(npages, uvmexp.npages); 893 1.2.2.2 pgoyette } 894 1.2.2.2 pgoyette 895 1.2.2.2 pgoyette #if 0 896 1.2.2.2 pgoyette ATF_TC(uvm_physseg_init_seg); 897 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_init_seg, tc) 898 1.2.2.2 pgoyette { 899 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physload() \ 900 1.2.2.2 pgoyette call works without a panic() after Segment is inited."); 901 1.2.2.2 pgoyette } 902 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_init_seg, tc) 903 1.2.2.2 pgoyette { 904 1.2.2.2 pgoyette uvm_physseg_t upm; 905 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_1 - VALID_START_PFN_1); 906 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 907 1.2.2.2 pgoyette 908 1.2.2.2 pgoyette setup(); 909 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 910 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 911 1.2.2.2 pgoyette 912 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 913 1.2.2.2 pgoyette 914 1.2.2.2 pgoyette ATF_CHECK_EQ(0, uvmexp.npages); 915 1.2.2.2 pgoyette 916 1.2.2.2 pgoyette /* 917 1.2.2.2 pgoyette * Boot time physplug needs explicit external init, 918 1.2.2.2 pgoyette * Duplicate what uvm_page.c:uvm_page_init() does. 919 1.2.2.2 pgoyette * Note: not everything uvm_page_init() does gets done here. 920 1.2.2.2 pgoyette * Read the source. 921 1.2.2.2 pgoyette */ 922 1.2.2.2 pgoyette /* suck in backing slab, initialise extent. */ 923 1.2.2.2 pgoyette uvm_physseg_seg_chomp_slab(upm, pgs, npages); 924 1.2.2.2 pgoyette 925 1.2.2.2 pgoyette /* 926 1.2.2.2 pgoyette * Actual pgs[] allocation, from extent. 927 1.2.2.2 pgoyette */ 928 1.2.2.2 pgoyette uvm_physseg_alloc_from_slab(upm, npages); 929 1.2.2.2 pgoyette 930 1.2.2.2 pgoyette /* Now we initialize the segment */ 931 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 932 1.2.2.2 pgoyette 933 1.2.2.2 pgoyette /* Done with boot simulation */ 934 1.2.2.2 pgoyette extent_init(); 935 1.2.2.2 pgoyette uvm.page_init_done = true; 936 1.2.2.2 pgoyette 937 1.2.2.2 pgoyette /* We have total memory of 1MB */ 938 1.2.2.2 pgoyette ATF_CHECK_EQ(PAGE_COUNT_1M, uvmexp.npages); 939 1.2.2.2 pgoyette 940 1.2.2.2 pgoyette upm =uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 941 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 942 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 943 1.2.2.2 pgoyette 944 1.2.2.2 pgoyette /* We added another 1MB so PAGE_COUNT_1M + PAGE_COUNT_1M */ 945 1.2.2.2 pgoyette ATF_CHECK_EQ(PAGE_COUNT_1M + PAGE_COUNT_1M, uvmexp.npages); 946 1.2.2.2 pgoyette 947 1.2.2.2 pgoyette } 948 1.2.2.2 pgoyette #endif 949 1.2.2.2 pgoyette 950 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_start); 951 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_start, tc) 952 1.2.2.2 pgoyette { 953 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the start PFN is returned \ 954 1.2.2.2 pgoyette correctly from a segment created via uvm_page_physload()."); 955 1.2.2.2 pgoyette } 956 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_start, tc) 957 1.2.2.2 pgoyette { 958 1.2.2.2 pgoyette uvm_physseg_t upm; 959 1.2.2.2 pgoyette 960 1.2.2.2 pgoyette /* Fake early boot */ 961 1.2.2.2 pgoyette setup(); 962 1.2.2.2 pgoyette 963 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 964 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 965 1.2.2.2 pgoyette 966 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 967 1.2.2.2 pgoyette 968 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 969 1.2.2.2 pgoyette 970 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 971 1.2.2.2 pgoyette 972 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 973 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 974 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 975 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 976 1.2.2.2 pgoyette 977 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 978 1.2.2.2 pgoyette 979 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 980 1.2.2.2 pgoyette 981 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 982 1.2.2.2 pgoyette #endif 983 1.2.2.2 pgoyette } 984 1.2.2.2 pgoyette 985 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_start_invalid); 986 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_start_invalid, tc) 987 1.2.2.2 pgoyette { 988 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 989 1.2.2.2 pgoyette correctly when uvm_physseg_get_start() is called with invalid \ 990 1.2.2.2 pgoyette parameter values."); 991 1.2.2.2 pgoyette } 992 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_start_invalid, tc) 993 1.2.2.2 pgoyette { 994 1.2.2.2 pgoyette /* Check for pgs == NULL */ 995 1.2.2.2 pgoyette setup(); 996 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 997 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 998 1.2.2.2 pgoyette 999 1.2.2.2 pgoyette /* Force other check conditions */ 1000 1.2.2.2 pgoyette uvm.page_init_done = true; 1001 1.2.2.2 pgoyette 1002 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1003 1.2.2.2 pgoyette 1004 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1005 1.2.2.2 pgoyette 1006 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1007 1.2.2.2 pgoyette 1008 1.2.2.2 pgoyette /* Invalid uvm_physseg_t */ 1009 1.2.2.2 pgoyette ATF_CHECK_EQ((paddr_t) -1, 1010 1.2.2.2 pgoyette uvm_physseg_get_start(UVM_PHYSSEG_TYPE_INVALID)); 1011 1.2.2.2 pgoyette } 1012 1.2.2.2 pgoyette 1013 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_end); 1014 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_end, tc) 1015 1.2.2.2 pgoyette { 1016 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the end PFN is returned \ 1017 1.2.2.2 pgoyette correctly from a segment created via uvm_page_physload()."); 1018 1.2.2.2 pgoyette } 1019 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_end, tc) 1020 1.2.2.2 pgoyette { 1021 1.2.2.2 pgoyette uvm_physseg_t upm; 1022 1.2.2.2 pgoyette 1023 1.2.2.2 pgoyette setup(); 1024 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1025 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1026 1.2.2.2 pgoyette 1027 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1028 1.2.2.2 pgoyette 1029 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1030 1.2.2.2 pgoyette 1031 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 1032 1.2.2.2 pgoyette 1033 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1034 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1035 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1036 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1037 1.2.2.2 pgoyette 1038 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1039 1.2.2.2 pgoyette 1040 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1041 1.2.2.2 pgoyette 1042 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 1043 1.2.2.2 pgoyette #endif 1044 1.2.2.2 pgoyette } 1045 1.2.2.2 pgoyette 1046 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_end_invalid); 1047 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_end_invalid, tc) 1048 1.2.2.2 pgoyette { 1049 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 1050 1.2.2.2 pgoyette correctly when uvm_physseg_get_end() is called with invalid \ 1051 1.2.2.2 pgoyette parameter values."); 1052 1.2.2.2 pgoyette } 1053 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_end_invalid, tc) 1054 1.2.2.2 pgoyette { 1055 1.2.2.2 pgoyette /* Check for pgs == NULL */ 1056 1.2.2.2 pgoyette setup(); 1057 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1058 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1059 1.2.2.2 pgoyette 1060 1.2.2.2 pgoyette /* Force other check conditions */ 1061 1.2.2.2 pgoyette uvm.page_init_done = true; 1062 1.2.2.2 pgoyette 1063 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1064 1.2.2.2 pgoyette 1065 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1066 1.2.2.2 pgoyette 1067 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1068 1.2.2.2 pgoyette 1069 1.2.2.2 pgoyette /* Invalid uvm_physseg_t */ 1070 1.2.2.2 pgoyette ATF_CHECK_EQ((paddr_t) -1, 1071 1.2.2.2 pgoyette uvm_physseg_get_end(UVM_PHYSSEG_TYPE_INVALID)); 1072 1.2.2.2 pgoyette } 1073 1.2.2.2 pgoyette 1074 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_avail_start); 1075 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_avail_start, tc) 1076 1.2.2.2 pgoyette { 1077 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the avail_start PFN is \ 1078 1.2.2.2 pgoyette returned correctly from a segment created via uvm_page_physload()."); 1079 1.2.2.2 pgoyette } 1080 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_avail_start, tc) 1081 1.2.2.2 pgoyette { 1082 1.2.2.2 pgoyette uvm_physseg_t upm; 1083 1.2.2.2 pgoyette 1084 1.2.2.2 pgoyette setup(); 1085 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1086 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1087 1.2.2.2 pgoyette 1088 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1089 1.2.2.2 pgoyette 1090 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1091 1.2.2.2 pgoyette 1092 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_1, uvm_physseg_get_avail_start(upm)); 1093 1.2.2.2 pgoyette 1094 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1095 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1096 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1097 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1098 1.2.2.2 pgoyette 1099 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1100 1.2.2.2 pgoyette 1101 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1102 1.2.2.2 pgoyette 1103 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2, uvm_physseg_get_avail_start(upm)); 1104 1.2.2.2 pgoyette #endif 1105 1.2.2.2 pgoyette } 1106 1.2.2.2 pgoyette 1107 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_avail_start_invalid); 1108 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_avail_start_invalid, tc) 1109 1.2.2.2 pgoyette { 1110 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 1111 1.2.2.2 pgoyette correctly when uvm_physseg_get_avail_start() is called with invalid\ 1112 1.2.2.2 pgoyette parameter values."); 1113 1.2.2.2 pgoyette } 1114 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_avail_start_invalid, tc) 1115 1.2.2.2 pgoyette { 1116 1.2.2.2 pgoyette /* Check for pgs == NULL */ 1117 1.2.2.2 pgoyette setup(); 1118 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1119 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1120 1.2.2.2 pgoyette 1121 1.2.2.2 pgoyette /* Force other check conditions */ 1122 1.2.2.2 pgoyette uvm.page_init_done = true; 1123 1.2.2.2 pgoyette 1124 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1125 1.2.2.2 pgoyette 1126 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1127 1.2.2.2 pgoyette 1128 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1129 1.2.2.2 pgoyette 1130 1.2.2.2 pgoyette /* Invalid uvm_physseg_t */ 1131 1.2.2.2 pgoyette ATF_CHECK_EQ((paddr_t) -1, 1132 1.2.2.2 pgoyette uvm_physseg_get_avail_start(UVM_PHYSSEG_TYPE_INVALID)); 1133 1.2.2.2 pgoyette } 1134 1.2.2.2 pgoyette 1135 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_avail_end); 1136 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_avail_end, tc) 1137 1.2.2.2 pgoyette { 1138 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the avail_end PFN is \ 1139 1.2.2.2 pgoyette returned correctly from a segment created via uvm_page_physload()."); 1140 1.2.2.2 pgoyette } 1141 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_avail_end, tc) 1142 1.2.2.2 pgoyette { 1143 1.2.2.2 pgoyette uvm_physseg_t upm; 1144 1.2.2.2 pgoyette 1145 1.2.2.2 pgoyette setup(); 1146 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1147 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1148 1.2.2.2 pgoyette 1149 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1150 1.2.2.2 pgoyette 1151 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1152 1.2.2.2 pgoyette 1153 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_1, uvm_physseg_get_avail_end(upm)); 1154 1.2.2.2 pgoyette 1155 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1156 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1157 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1158 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1159 1.2.2.2 pgoyette 1160 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1161 1.2.2.2 pgoyette 1162 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1163 1.2.2.2 pgoyette 1164 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 1165 1.2.2.2 pgoyette #endif 1166 1.2.2.2 pgoyette } 1167 1.2.2.2 pgoyette 1168 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_avail_end_invalid); 1169 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_avail_end_invalid, tc) 1170 1.2.2.2 pgoyette { 1171 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 1172 1.2.2.2 pgoyette correctly when uvm_physseg_get_avail_end() is called with invalid\ 1173 1.2.2.2 pgoyette parameter values."); 1174 1.2.2.2 pgoyette } 1175 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_avail_end_invalid, tc) 1176 1.2.2.2 pgoyette { 1177 1.2.2.2 pgoyette /* Check for pgs == NULL */ 1178 1.2.2.2 pgoyette setup(); 1179 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1180 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1181 1.2.2.2 pgoyette 1182 1.2.2.2 pgoyette /* Force other check conditions */ 1183 1.2.2.2 pgoyette uvm.page_init_done = true; 1184 1.2.2.2 pgoyette 1185 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1186 1.2.2.2 pgoyette 1187 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1188 1.2.2.2 pgoyette 1189 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1190 1.2.2.2 pgoyette 1191 1.2.2.2 pgoyette /* Invalid uvm_physseg_t */ 1192 1.2.2.2 pgoyette ATF_CHECK_EQ((paddr_t) -1, 1193 1.2.2.2 pgoyette uvm_physseg_get_avail_end(UVM_PHYSSEG_TYPE_INVALID)); 1194 1.2.2.2 pgoyette } 1195 1.2.2.2 pgoyette 1196 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_next); 1197 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_next, tc) 1198 1.2.2.2 pgoyette { 1199 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer values for next \ 1200 1.2.2.2 pgoyette segment using the uvm_physseg_get_next() call."); 1201 1.2.2.2 pgoyette } 1202 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_next, tc) 1203 1.2.2.2 pgoyette { 1204 1.2.2.2 pgoyette uvm_physseg_t upm; 1205 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1206 1.2.2.2 pgoyette uvm_physseg_t upm_next; 1207 1.2.2.2 pgoyette #endif 1208 1.2.2.2 pgoyette 1209 1.2.2.2 pgoyette /* We insert the segments in ascending order */ 1210 1.2.2.2 pgoyette 1211 1.2.2.2 pgoyette setup(); 1212 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1213 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1214 1.2.2.2 pgoyette 1215 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1216 1.2.2.2 pgoyette 1217 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1218 1.2.2.2 pgoyette 1219 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID_OVERFLOW, 1220 1.2.2.2 pgoyette uvm_physseg_get_next(upm)); 1221 1.2.2.2 pgoyette 1222 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1223 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1224 1.2.2.2 pgoyette upm_next = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1225 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1226 1.2.2.2 pgoyette 1227 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1228 1.2.2.2 pgoyette 1229 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1230 1.2.2.2 pgoyette 1231 1.2.2.2 pgoyette upm = uvm_physseg_get_next(upm); /* Fetch Next */ 1232 1.2.2.2 pgoyette 1233 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_next, upm); 1234 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 1235 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 1236 1.2.2.2 pgoyette #endif 1237 1.2.2.2 pgoyette 1238 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1239 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1240 1.2.2.2 pgoyette upm_next = uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1241 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_DEFAULT); 1242 1.2.2.2 pgoyette 1243 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1244 1.2.2.2 pgoyette 1245 1.2.2.2 pgoyette ATF_REQUIRE_EQ(3, uvm_physseg_get_entries()); 1246 1.2.2.2 pgoyette 1247 1.2.2.2 pgoyette upm = uvm_physseg_get_next(upm); /* Fetch Next */ 1248 1.2.2.2 pgoyette 1249 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_next, upm); 1250 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_3, uvm_physseg_get_start(upm)); 1251 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_3, uvm_physseg_get_end(upm)); 1252 1.2.2.2 pgoyette #endif 1253 1.2.2.2 pgoyette } 1254 1.2.2.2 pgoyette 1255 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_next_invalid); 1256 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_next_invalid, tc) 1257 1.2.2.2 pgoyette { 1258 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 1259 1.2.2.2 pgoyette correctly when uvm_physseg_get_next() is called with invalid \ 1260 1.2.2.2 pgoyette parameter values."); 1261 1.2.2.2 pgoyette } 1262 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_next_invalid, tc) 1263 1.2.2.2 pgoyette { 1264 1.2.2.2 pgoyette uvm_physseg_t upm = UVM_PHYSSEG_TYPE_INVALID; 1265 1.2.2.2 pgoyette 1266 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID, uvm_physseg_get_next(upm)); 1267 1.2.2.2 pgoyette } 1268 1.2.2.2 pgoyette 1269 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_prev); 1270 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_prev, tc) 1271 1.2.2.2 pgoyette { 1272 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer values for previous \ 1273 1.2.2.2 pgoyette segment using the uvm_physseg_get_prev() call."); 1274 1.2.2.2 pgoyette } 1275 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_prev, tc) 1276 1.2.2.2 pgoyette { 1277 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1278 1.2.2.2 pgoyette uvm_physseg_t upm; 1279 1.2.2.2 pgoyette #endif 1280 1.2.2.2 pgoyette uvm_physseg_t upm_prev; 1281 1.2.2.2 pgoyette 1282 1.2.2.2 pgoyette 1283 1.2.2.2 pgoyette setup(); 1284 1.2.2.2 pgoyette upm_prev = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1285 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1286 1.2.2.2 pgoyette 1287 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1288 1.2.2.2 pgoyette 1289 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1290 1.2.2.2 pgoyette 1291 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID_EMPTY, 1292 1.2.2.2 pgoyette uvm_physseg_get_prev(upm_prev)); 1293 1.2.2.2 pgoyette 1294 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1295 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1296 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1297 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1298 1.2.2.2 pgoyette 1299 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1300 1.2.2.2 pgoyette 1301 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1302 1.2.2.2 pgoyette 1303 1.2.2.2 pgoyette /* Fetch Previous, we inserted a lower value */ 1304 1.2.2.2 pgoyette upm = uvm_physseg_get_prev(upm); 1305 1.2.2.2 pgoyette 1306 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_prev, upm); 1307 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 1308 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 1309 1.2.2.2 pgoyette #endif 1310 1.2.2.2 pgoyette 1311 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1312 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1313 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1314 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_DEFAULT); 1315 1.2.2.2 pgoyette 1316 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1317 1.2.2.2 pgoyette 1318 1.2.2.2 pgoyette ATF_REQUIRE_EQ(3, uvm_physseg_get_entries()); 1319 1.2.2.2 pgoyette 1320 1.2.2.2 pgoyette /* 1321 1.2.2.2 pgoyette * This will return a UVM_PHYSSEG_TYPE_INVALID_EMPTY we are at the 1322 1.2.2.2 pgoyette * lowest 1323 1.2.2.2 pgoyette */ 1324 1.2.2.2 pgoyette upm = uvm_physseg_get_prev(upm); 1325 1.2.2.2 pgoyette 1326 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID_EMPTY, upm); 1327 1.2.2.2 pgoyette #endif 1328 1.2.2.2 pgoyette } 1329 1.2.2.2 pgoyette 1330 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_prev_invalid); 1331 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_prev_invalid, tc) 1332 1.2.2.2 pgoyette { 1333 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the invalid / error conditions \ 1334 1.2.2.2 pgoyette correctly when uvm_physseg_get_prev() is called with invalid \ 1335 1.2.2.2 pgoyette parameter values."); 1336 1.2.2.2 pgoyette } 1337 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_prev_invalid, tc) 1338 1.2.2.2 pgoyette { 1339 1.2.2.2 pgoyette uvm_physseg_t upm = UVM_PHYSSEG_TYPE_INVALID; 1340 1.2.2.2 pgoyette 1341 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID, uvm_physseg_get_prev(upm)); 1342 1.2.2.2 pgoyette } 1343 1.2.2.2 pgoyette 1344 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_first); 1345 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_first, tc) 1346 1.2.2.2 pgoyette { 1347 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer values for first \ 1348 1.2.2.2 pgoyette segment (lowest node) using the uvm_physseg_get_first() call."); 1349 1.2.2.2 pgoyette } 1350 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_first, tc) 1351 1.2.2.2 pgoyette { 1352 1.2.2.2 pgoyette uvm_physseg_t upm = UVM_PHYSSEG_TYPE_INVALID_EMPTY; 1353 1.2.2.2 pgoyette uvm_physseg_t upm_first; 1354 1.2.2.2 pgoyette 1355 1.2.2.2 pgoyette /* Fake early boot */ 1356 1.2.2.2 pgoyette setup(); 1357 1.2.2.2 pgoyette 1358 1.2.2.2 pgoyette /* No nodes exist */ 1359 1.2.2.2 pgoyette ATF_CHECK_EQ(upm, uvm_physseg_get_first()); 1360 1.2.2.2 pgoyette 1361 1.2.2.2 pgoyette upm_first = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1362 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1363 1.2.2.2 pgoyette 1364 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1365 1.2.2.2 pgoyette 1366 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1367 1.2.2.2 pgoyette 1368 1.2.2.2 pgoyette /* Pointer to first should be the least valued node */ 1369 1.2.2.2 pgoyette upm = uvm_physseg_get_first(); 1370 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_first, upm); 1371 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 1372 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 1373 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2, uvm_physseg_get_avail_start(upm)); 1374 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 1375 1.2.2.2 pgoyette 1376 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1377 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1378 1.2.2.2 pgoyette /* Insert a node of lesser value */ 1379 1.2.2.2 pgoyette upm_first = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1380 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1381 1.2.2.2 pgoyette 1382 1.2.2.2 pgoyette ATF_CHECK_EQ(0, uvmexp.npages); 1383 1.2.2.2 pgoyette 1384 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1385 1.2.2.2 pgoyette 1386 1.2.2.2 pgoyette /* Pointer to first should be the least valued node */ 1387 1.2.2.2 pgoyette upm = uvm_physseg_get_first(); 1388 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_first, upm); 1389 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 1390 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 1391 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_1, uvm_physseg_get_avail_start(upm)); 1392 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_1, uvm_physseg_get_avail_end(upm)); 1393 1.2.2.2 pgoyette #endif 1394 1.2.2.2 pgoyette 1395 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1396 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1397 1.2.2.2 pgoyette /* Insert a node of higher value */ 1398 1.2.2.2 pgoyette upm_first =uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1399 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_DEFAULT); 1400 1.2.2.2 pgoyette 1401 1.2.2.2 pgoyette ATF_CHECK_EQ(0, uvmexp.npages); 1402 1.2.2.2 pgoyette 1403 1.2.2.2 pgoyette ATF_REQUIRE_EQ(3, uvm_physseg_get_entries()); 1404 1.2.2.2 pgoyette 1405 1.2.2.2 pgoyette /* Pointer to first should be the least valued node */ 1406 1.2.2.2 pgoyette upm = uvm_physseg_get_first(); 1407 1.2.2.2 pgoyette ATF_CHECK(upm_first != upm); 1408 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 1409 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 1410 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_1, uvm_physseg_get_avail_start(upm)); 1411 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_1, uvm_physseg_get_avail_end(upm)); 1412 1.2.2.2 pgoyette #endif 1413 1.2.2.2 pgoyette } 1414 1.2.2.2 pgoyette 1415 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_last); 1416 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_last, tc) 1417 1.2.2.2 pgoyette { 1418 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer values for last \ 1419 1.2.2.2 pgoyette segment using the uvm_physseg_get_last() call."); 1420 1.2.2.2 pgoyette } 1421 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_last, tc) 1422 1.2.2.2 pgoyette { 1423 1.2.2.2 pgoyette uvm_physseg_t upm = UVM_PHYSSEG_TYPE_INVALID_EMPTY; 1424 1.2.2.2 pgoyette uvm_physseg_t upm_last; 1425 1.2.2.2 pgoyette 1426 1.2.2.2 pgoyette setup(); 1427 1.2.2.2 pgoyette 1428 1.2.2.2 pgoyette /* No nodes exist */ 1429 1.2.2.2 pgoyette ATF_CHECK_EQ(upm, uvm_physseg_get_last()); 1430 1.2.2.2 pgoyette 1431 1.2.2.2 pgoyette upm_last = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1432 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1433 1.2.2.2 pgoyette 1434 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1435 1.2.2.2 pgoyette 1436 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1437 1.2.2.2 pgoyette 1438 1.2.2.2 pgoyette /* Pointer to last should be the most valued node */ 1439 1.2.2.2 pgoyette upm = uvm_physseg_get_last(); 1440 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_last, upm); 1441 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1, uvm_physseg_get_start(upm)); 1442 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1, uvm_physseg_get_end(upm)); 1443 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_1, uvm_physseg_get_avail_start(upm)); 1444 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_1, uvm_physseg_get_avail_end(upm)); 1445 1.2.2.2 pgoyette 1446 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1447 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1448 1.2.2.2 pgoyette /* Insert node of greater value */ 1449 1.2.2.2 pgoyette upm_last = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1450 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1451 1.2.2.2 pgoyette 1452 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1453 1.2.2.2 pgoyette 1454 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1455 1.2.2.2 pgoyette 1456 1.2.2.2 pgoyette /* Pointer to last should be the most valued node */ 1457 1.2.2.2 pgoyette upm = uvm_physseg_get_last(); 1458 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_last, upm); 1459 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 1460 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 1461 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2, uvm_physseg_get_avail_start(upm)); 1462 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 1463 1.2.2.2 pgoyette #endif 1464 1.2.2.2 pgoyette 1465 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1466 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1467 1.2.2.2 pgoyette /* Insert node of greater value */ 1468 1.2.2.2 pgoyette upm_last = uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1469 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_DEFAULT); 1470 1.2.2.2 pgoyette 1471 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1472 1.2.2.2 pgoyette 1473 1.2.2.2 pgoyette ATF_REQUIRE_EQ(3, uvm_physseg_get_entries()); 1474 1.2.2.2 pgoyette 1475 1.2.2.2 pgoyette /* Pointer to last should be the most valued node */ 1476 1.2.2.2 pgoyette upm = uvm_physseg_get_last(); 1477 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_last, upm); 1478 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_3, uvm_physseg_get_start(upm)); 1479 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_3, uvm_physseg_get_end(upm)); 1480 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_3, uvm_physseg_get_avail_start(upm)); 1481 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_3, uvm_physseg_get_avail_end(upm)); 1482 1.2.2.2 pgoyette #endif 1483 1.2.2.2 pgoyette } 1484 1.2.2.2 pgoyette 1485 1.2.2.2 pgoyette ATF_TC(uvm_physseg_valid); 1486 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_valid, tc) 1487 1.2.2.2 pgoyette { 1488 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer value for current \ 1489 1.2.2.2 pgoyette segment is valid using the uvm_physseg_valid_p() call."); 1490 1.2.2.2 pgoyette } 1491 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_valid, tc) 1492 1.2.2.2 pgoyette { 1493 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_1 - VALID_START_PFN_1); 1494 1.2.2.2 pgoyette 1495 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 1496 1.2.2.2 pgoyette 1497 1.2.2.2 pgoyette uvm_physseg_t upm; 1498 1.2.2.2 pgoyette 1499 1.2.2.2 pgoyette setup(); 1500 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1501 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1502 1.2.2.2 pgoyette 1503 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1504 1.2.2.2 pgoyette 1505 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1506 1.2.2.2 pgoyette 1507 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 1508 1.2.2.2 pgoyette 1509 1.2.2.2 pgoyette ATF_REQUIRE_EQ(PAGE_COUNT_1M, uvmexp.npages); 1510 1.2.2.2 pgoyette 1511 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_physseg_valid_p(upm)); 1512 1.2.2.2 pgoyette } 1513 1.2.2.2 pgoyette 1514 1.2.2.2 pgoyette ATF_TC(uvm_physseg_valid_invalid); 1515 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_valid_invalid, tc) 1516 1.2.2.2 pgoyette { 1517 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests the pointer value for current \ 1518 1.2.2.2 pgoyette segment is invalid using the uvm_physseg_valid_p() call."); 1519 1.2.2.2 pgoyette } 1520 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_valid_invalid, tc) 1521 1.2.2.2 pgoyette { 1522 1.2.2.2 pgoyette uvm_physseg_t upm; 1523 1.2.2.2 pgoyette 1524 1.2.2.2 pgoyette setup(); 1525 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1526 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1527 1.2.2.2 pgoyette 1528 1.2.2.2 pgoyette /* Force other check conditions */ 1529 1.2.2.2 pgoyette uvm.page_init_done = true; 1530 1.2.2.2 pgoyette 1531 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1532 1.2.2.2 pgoyette 1533 1.2.2.2 pgoyette /* Invalid uvm_physseg_t */ 1534 1.2.2.2 pgoyette ATF_CHECK_EQ(false, uvm_physseg_valid_p(UVM_PHYSSEG_TYPE_INVALID)); 1535 1.2.2.2 pgoyette 1536 1.2.2.2 pgoyette /* 1537 1.2.2.2 pgoyette * Without any pages initialized for segment, it is considered 1538 1.2.2.2 pgoyette * invalid 1539 1.2.2.2 pgoyette */ 1540 1.2.2.2 pgoyette ATF_CHECK_EQ(false, uvm_physseg_valid_p(upm)); 1541 1.2.2.2 pgoyette } 1542 1.2.2.2 pgoyette 1543 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_highest); 1544 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_highest, tc) 1545 1.2.2.2 pgoyette { 1546 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned PFN matches \ 1547 1.2.2.2 pgoyette the highest PFN in use by the system."); 1548 1.2.2.2 pgoyette } 1549 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_highest, tc) 1550 1.2.2.2 pgoyette { 1551 1.2.2.2 pgoyette setup(); 1552 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1553 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1554 1.2.2.2 pgoyette 1555 1.2.2.2 pgoyette /* Only one segment so highest is the current */ 1556 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_1 - 1, uvm_physseg_get_highest_frame()); 1557 1.2.2.2 pgoyette 1558 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1559 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1560 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1561 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_DEFAULT); 1562 1.2.2.2 pgoyette 1563 1.2.2.2 pgoyette /* PFN_3 > PFN_1 */ 1564 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_3 - 1, uvm_physseg_get_highest_frame()); 1565 1.2.2.2 pgoyette #endif 1566 1.2.2.2 pgoyette 1567 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1568 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1569 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1570 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1571 1.2.2.2 pgoyette 1572 1.2.2.2 pgoyette /* PFN_3 > PFN_2 */ 1573 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_3 - 1, uvm_physseg_get_highest_frame()); 1574 1.2.2.2 pgoyette #endif 1575 1.2.2.2 pgoyette } 1576 1.2.2.2 pgoyette 1577 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_free_list); 1578 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_free_list, tc) 1579 1.2.2.2 pgoyette { 1580 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned Free List type \ 1581 1.2.2.2 pgoyette of a segment matches the one returned from \ 1582 1.2.2.2 pgoyette uvm_physseg_get_free_list() call."); 1583 1.2.2.2 pgoyette } 1584 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_free_list, tc) 1585 1.2.2.2 pgoyette { 1586 1.2.2.2 pgoyette uvm_physseg_t upm; 1587 1.2.2.2 pgoyette 1588 1.2.2.2 pgoyette /* Fake early boot */ 1589 1.2.2.2 pgoyette setup(); 1590 1.2.2.2 pgoyette 1591 1.2.2.2 pgoyette /* Insertions are made in ascending order */ 1592 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1593 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1594 1.2.2.2 pgoyette 1595 1.2.2.2 pgoyette ATF_CHECK_EQ(VM_FREELIST_DEFAULT, uvm_physseg_get_free_list(upm)); 1596 1.2.2.2 pgoyette 1597 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1598 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1599 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1600 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_FIRST16); 1601 1.2.2.2 pgoyette 1602 1.2.2.2 pgoyette ATF_CHECK_EQ(VM_FREELIST_FIRST16, uvm_physseg_get_free_list(upm)); 1603 1.2.2.2 pgoyette #endif 1604 1.2.2.2 pgoyette 1605 1.2.2.2 pgoyette /* This test will be triggered only if there are 3 or more segments. */ 1606 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 2 1607 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_3, VALID_END_PFN_3, 1608 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_3, VALID_AVAIL_END_PFN_3, VM_FREELIST_FIRST1G); 1609 1.2.2.2 pgoyette 1610 1.2.2.2 pgoyette ATF_CHECK_EQ(VM_FREELIST_FIRST1G, uvm_physseg_get_free_list(upm)); 1611 1.2.2.2 pgoyette #endif 1612 1.2.2.2 pgoyette } 1613 1.2.2.2 pgoyette 1614 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_start_hint); 1615 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_start_hint, tc) 1616 1.2.2.2 pgoyette { 1617 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned start_hint value \ 1618 1.2.2.2 pgoyette of a segment matches the one returned from \ 1619 1.2.2.2 pgoyette uvm_physseg_get_start_hint() call."); 1620 1.2.2.2 pgoyette } 1621 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_start_hint, tc) 1622 1.2.2.2 pgoyette { 1623 1.2.2.2 pgoyette uvm_physseg_t upm; 1624 1.2.2.2 pgoyette 1625 1.2.2.2 pgoyette setup(); 1626 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1627 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1628 1.2.2.2 pgoyette 1629 1.2.2.2 pgoyette /* Will be Zero since no specific value is set during init */ 1630 1.2.2.2 pgoyette ATF_CHECK_EQ(0, uvm_physseg_get_start_hint(upm)); 1631 1.2.2.2 pgoyette } 1632 1.2.2.2 pgoyette 1633 1.2.2.2 pgoyette ATF_TC(uvm_physseg_set_start_hint); 1634 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_set_start_hint, tc) 1635 1.2.2.2 pgoyette { 1636 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned start_hint value \ 1637 1.2.2.2 pgoyette of a segment matches the one set by the \ 1638 1.2.2.2 pgoyette uvm_physseg_set_start_hint() call."); 1639 1.2.2.2 pgoyette } 1640 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_set_start_hint, tc) 1641 1.2.2.2 pgoyette { 1642 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_1 - VALID_START_PFN_1); 1643 1.2.2.2 pgoyette 1644 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 1645 1.2.2.2 pgoyette 1646 1.2.2.2 pgoyette uvm_physseg_t upm; 1647 1.2.2.2 pgoyette 1648 1.2.2.2 pgoyette setup(); 1649 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1650 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1651 1.2.2.2 pgoyette 1652 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 1653 1.2.2.2 pgoyette 1654 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_physseg_set_start_hint(upm, atop(128))); 1655 1.2.2.2 pgoyette 1656 1.2.2.2 pgoyette /* Will be atop(128) since no specific value is set above */ 1657 1.2.2.2 pgoyette ATF_CHECK_EQ(atop(128), uvm_physseg_get_start_hint(upm)); 1658 1.2.2.2 pgoyette } 1659 1.2.2.2 pgoyette 1660 1.2.2.2 pgoyette ATF_TC(uvm_physseg_set_start_hint_invalid); 1661 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_set_start_hint_invalid, tc) 1662 1.2.2.2 pgoyette { 1663 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned value is false \ 1664 1.2.2.2 pgoyette when an invalid segment matches the one trying to set by the \ 1665 1.2.2.2 pgoyette uvm_physseg_set_start_hint() call."); 1666 1.2.2.2 pgoyette } 1667 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_set_start_hint_invalid, tc) 1668 1.2.2.2 pgoyette { 1669 1.2.2.2 pgoyette uvm_physseg_t upm; 1670 1.2.2.2 pgoyette 1671 1.2.2.2 pgoyette setup(); 1672 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1673 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1674 1.2.2.2 pgoyette 1675 1.2.2.2 pgoyette /* Force other check conditions */ 1676 1.2.2.2 pgoyette uvm.page_init_done = true; 1677 1.2.2.2 pgoyette 1678 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, uvm.page_init_done); 1679 1.2.2.2 pgoyette 1680 1.2.2.2 pgoyette ATF_CHECK_EQ(false, uvm_physseg_set_start_hint(upm, atop(128))); 1681 1.2.2.2 pgoyette 1682 1.2.2.2 pgoyette /* 1683 1.2.2.2 pgoyette * Will be Zero since no specific value is set after the init 1684 1.2.2.2 pgoyette * due to failure 1685 1.2.2.2 pgoyette */ 1686 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, "invalid uvm_physseg_t handle"); 1687 1.2.2.2 pgoyette 1688 1.2.2.2 pgoyette ATF_CHECK_EQ(0, uvm_physseg_get_start_hint(upm)); 1689 1.2.2.2 pgoyette } 1690 1.2.2.2 pgoyette 1691 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_pg); 1692 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_pg, tc) 1693 1.2.2.2 pgoyette { 1694 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned vm_page struct \ 1695 1.2.2.2 pgoyette is correct when fetched by uvm_physseg_get_pg() call."); 1696 1.2.2.2 pgoyette } 1697 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_pg, tc) 1698 1.2.2.2 pgoyette { 1699 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_1 - VALID_START_PFN_1); 1700 1.2.2.2 pgoyette 1701 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 1702 1.2.2.2 pgoyette 1703 1.2.2.2 pgoyette struct vm_page *extracted_pg = NULL; 1704 1.2.2.2 pgoyette 1705 1.2.2.2 pgoyette uvm_physseg_t upm; 1706 1.2.2.2 pgoyette 1707 1.2.2.2 pgoyette setup(); 1708 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1709 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1710 1.2.2.2 pgoyette 1711 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1712 1.2.2.2 pgoyette 1713 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1714 1.2.2.2 pgoyette 1715 1.2.2.2 pgoyette /* Now we initialize the segment */ 1716 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 1717 1.2.2.2 pgoyette 1718 1.2.2.2 pgoyette ATF_REQUIRE_EQ(PAGE_COUNT_1M, uvmexp.npages); 1719 1.2.2.2 pgoyette 1720 1.2.2.2 pgoyette ATF_REQUIRE_EQ(NULL, extracted_pg); 1721 1.2.2.2 pgoyette 1722 1.2.2.2 pgoyette /* Try fetching the 5th Page in the Segment */ 1723 1.2.2.2 pgoyette extracted_pg = uvm_physseg_get_pg(upm, 5); 1724 1.2.2.2 pgoyette 1725 1.2.2.2 pgoyette /* Values of phys_addr is n * PAGE_SIZE where n is the page number */ 1726 1.2.2.2 pgoyette ATF_CHECK_EQ(5 * PAGE_SIZE, extracted_pg->phys_addr); 1727 1.2.2.2 pgoyette 1728 1.2.2.2 pgoyette /* Try fetching the 113th Page in the Segment */ 1729 1.2.2.2 pgoyette extracted_pg = uvm_physseg_get_pg(upm, 113); 1730 1.2.2.2 pgoyette 1731 1.2.2.2 pgoyette ATF_CHECK_EQ(113 * PAGE_SIZE, extracted_pg->phys_addr); 1732 1.2.2.2 pgoyette } 1733 1.2.2.2 pgoyette 1734 1.2.2.2 pgoyette #ifdef __HAVE_PMAP_PHYSSEG 1735 1.2.2.2 pgoyette ATF_TC(uvm_physseg_get_pmseg); 1736 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_physseg_get_pmseg, tc) 1737 1.2.2.2 pgoyette { 1738 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned pmap_physseg \ 1739 1.2.2.2 pgoyette struct is correct when fetched by uvm_physseg_get_pmseg() call."); 1740 1.2.2.2 pgoyette } 1741 1.2.2.2 pgoyette ATF_TC_BODY(uvm_physseg_get_pmseg, tc) 1742 1.2.2.2 pgoyette { 1743 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_1 - VALID_START_PFN_1); 1744 1.2.2.2 pgoyette 1745 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 1746 1.2.2.2 pgoyette 1747 1.2.2.2 pgoyette struct pmap_physseg pmseg = { true }; 1748 1.2.2.2 pgoyette 1749 1.2.2.2 pgoyette struct pmap_physseg *extracted_pmseg = NULL; 1750 1.2.2.2 pgoyette 1751 1.2.2.2 pgoyette uvm_physseg_t upm; 1752 1.2.2.2 pgoyette 1753 1.2.2.2 pgoyette setup(); 1754 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1755 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1756 1.2.2.2 pgoyette 1757 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1758 1.2.2.2 pgoyette 1759 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1760 1.2.2.2 pgoyette 1761 1.2.2.2 pgoyette /* Now we initialize the segment */ 1762 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 1763 1.2.2.2 pgoyette 1764 1.2.2.2 pgoyette ATF_REQUIRE_EQ(PAGE_COUNT_1M, uvmexp.npages); 1765 1.2.2.2 pgoyette 1766 1.2.2.2 pgoyette ATF_REQUIRE_EQ(NULL, extracted_pmseg); 1767 1.2.2.2 pgoyette 1768 1.2.2.2 pgoyette ATF_REQUIRE_EQ(true, pmseg.dummy_variable); 1769 1.2.2.2 pgoyette 1770 1.2.2.2 pgoyette /* Extract the current pmseg */ 1771 1.2.2.2 pgoyette extracted_pmseg = uvm_physseg_get_pmseg(upm); 1772 1.2.2.2 pgoyette 1773 1.2.2.2 pgoyette /* 1774 1.2.2.2 pgoyette * We can only check if it is not NULL 1775 1.2.2.2 pgoyette * We do not know the value it contains 1776 1.2.2.2 pgoyette */ 1777 1.2.2.2 pgoyette ATF_CHECK(NULL != extracted_pmseg); 1778 1.2.2.2 pgoyette 1779 1.2.2.2 pgoyette extracted_pmseg->dummy_variable = pmseg.dummy_variable; 1780 1.2.2.2 pgoyette 1781 1.2.2.2 pgoyette /* Invert value to ensure test integrity */ 1782 1.2.2.2 pgoyette pmseg.dummy_variable = false; 1783 1.2.2.2 pgoyette 1784 1.2.2.2 pgoyette ATF_REQUIRE_EQ(false, pmseg.dummy_variable); 1785 1.2.2.2 pgoyette 1786 1.2.2.2 pgoyette extracted_pmseg = uvm_physseg_get_pmseg(upm); 1787 1.2.2.2 pgoyette 1788 1.2.2.2 pgoyette ATF_CHECK(NULL != extracted_pmseg); 1789 1.2.2.2 pgoyette 1790 1.2.2.2 pgoyette ATF_CHECK_EQ(true, extracted_pmseg->dummy_variable); 1791 1.2.2.2 pgoyette } 1792 1.2.2.2 pgoyette #endif 1793 1.2.2.2 pgoyette 1794 1.2.2.2 pgoyette ATF_TC(vm_physseg_find); 1795 1.2.2.2 pgoyette ATF_TC_HEAD(vm_physseg_find, tc) 1796 1.2.2.2 pgoyette { 1797 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned segment number \ 1798 1.2.2.2 pgoyette is correct when an PFN is passed into uvm_physseg_find() call. \ 1799 1.2.2.2 pgoyette In addition to this the offset of the PFN from the start of \ 1800 1.2.2.2 pgoyette segment is also set if the parameter is passed in as not NULL."); 1801 1.2.2.2 pgoyette } 1802 1.2.2.2 pgoyette ATF_TC_BODY(vm_physseg_find, tc) 1803 1.2.2.2 pgoyette { 1804 1.2.2.2 pgoyette psize_t offset = (psize_t) -1; 1805 1.2.2.2 pgoyette 1806 1.2.2.2 pgoyette uvm_physseg_t upm_first, result; 1807 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1808 1.2.2.2 pgoyette uvm_physseg_t upm_second; 1809 1.2.2.2 pgoyette #endif 1810 1.2.2.2 pgoyette 1811 1.2.2.2 pgoyette setup(); 1812 1.2.2.2 pgoyette 1813 1.2.2.2 pgoyette upm_first = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1814 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1815 1.2.2.2 pgoyette 1816 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1817 1.2.2.2 pgoyette 1818 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1819 1.2.2.2 pgoyette 1820 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1821 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1822 1.2.2.2 pgoyette upm_second = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1823 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1824 1.2.2.2 pgoyette 1825 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 1826 1.2.2.2 pgoyette 1827 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1828 1.2.2.2 pgoyette #endif 1829 1.2.2.2 pgoyette 1830 1.2.2.2 pgoyette /* Under ONE_MEGABYTE is segment upm_first */ 1831 1.2.2.2 pgoyette result = uvm_physseg_find(atop(ONE_MEGABYTE - 1024), NULL); 1832 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_first, result); 1833 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_start(upm_first), 1834 1.2.2.2 pgoyette uvm_physseg_get_start(result)); 1835 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_end(upm_first), 1836 1.2.2.2 pgoyette uvm_physseg_get_end(result)); 1837 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_start(upm_first), 1838 1.2.2.2 pgoyette uvm_physseg_get_avail_start(result)); 1839 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_end(upm_first), 1840 1.2.2.2 pgoyette uvm_physseg_get_avail_end(result)); 1841 1.2.2.2 pgoyette 1842 1.2.2.2 pgoyette ATF_REQUIRE_EQ((psize_t) -1, offset); 1843 1.2.2.2 pgoyette 1844 1.2.2.2 pgoyette /* This test will be triggered only if there are 2 or more segments. */ 1845 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 1846 1.2.2.2 pgoyette /* Over ONE_MEGABYTE is segment upm_second */ 1847 1.2.2.2 pgoyette result = uvm_physseg_find(atop(ONE_MEGABYTE + 8192), &offset); 1848 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_second, result); 1849 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_start(upm_second), 1850 1.2.2.2 pgoyette uvm_physseg_get_start(result)); 1851 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_end(upm_second), 1852 1.2.2.2 pgoyette uvm_physseg_get_end(result)); 1853 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_start(upm_second), 1854 1.2.2.2 pgoyette uvm_physseg_get_avail_start(result)); 1855 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_end(upm_second), 1856 1.2.2.2 pgoyette uvm_physseg_get_avail_end(result)); 1857 1.2.2.2 pgoyette 1858 1.2.2.2 pgoyette /* Offset is calculated based on PAGE_SIZE */ 1859 1.2.2.2 pgoyette /* atop(ONE_MEGABYTE + (2 * PAGE_SIZE)) - VALID_START_PFN1 = 2 */ 1860 1.2.2.2 pgoyette ATF_CHECK_EQ(2, offset); 1861 1.2.2.2 pgoyette #else 1862 1.2.2.2 pgoyette /* Under ONE_MEGABYTE is segment upm_first */ 1863 1.2.2.2 pgoyette result = uvm_physseg_find(atop(ONE_MEGABYTE - 12288), &offset); 1864 1.2.2.2 pgoyette ATF_CHECK_EQ(upm_first, result); 1865 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_start(upm_first), 1866 1.2.2.2 pgoyette uvm_physseg_get_start(result)); 1867 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_end(upm_first), 1868 1.2.2.2 pgoyette uvm_physseg_get_end(result)); 1869 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_start(upm_first), 1870 1.2.2.2 pgoyette uvm_physseg_get_avail_start(result)); 1871 1.2.2.2 pgoyette ATF_CHECK_EQ(uvm_physseg_get_avail_end(upm_first), 1872 1.2.2.2 pgoyette uvm_physseg_get_avail_end(result)); 1873 1.2.2.2 pgoyette 1874 1.2.2.2 pgoyette /* Offset is calculated based on PAGE_SIZE */ 1875 1.2.2.2 pgoyette /* atop(ONE_MEGABYTE - (3 * PAGE_SIZE)) - VALID_START_PFN1 = 253 */ 1876 1.2.2.2 pgoyette ATF_CHECK_EQ(253, offset); 1877 1.2.2.2 pgoyette #endif 1878 1.2.2.2 pgoyette } 1879 1.2.2.2 pgoyette 1880 1.2.2.2 pgoyette ATF_TC(vm_physseg_find_invalid); 1881 1.2.2.2 pgoyette ATF_TC_HEAD(vm_physseg_find_invalid, tc) 1882 1.2.2.2 pgoyette { 1883 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the returned segment number \ 1884 1.2.2.2 pgoyette is (paddr_t) -1 when a non existant PFN is passed into \ 1885 1.2.2.2 pgoyette uvm_physseg_find() call."); 1886 1.2.2.2 pgoyette } 1887 1.2.2.2 pgoyette ATF_TC_BODY(vm_physseg_find_invalid, tc) 1888 1.2.2.2 pgoyette { 1889 1.2.2.2 pgoyette psize_t offset = (psize_t) -1; 1890 1.2.2.2 pgoyette 1891 1.2.2.2 pgoyette setup(); 1892 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 1893 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 1894 1.2.2.2 pgoyette 1895 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1896 1.2.2.2 pgoyette 1897 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1898 1.2.2.2 pgoyette 1899 1.2.2.2 pgoyette /* No segments over 3 MB exists at the moment */ 1900 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID, 1901 1.2.2.2 pgoyette uvm_physseg_find(atop(ONE_MEGABYTE * 3), NULL)); 1902 1.2.2.2 pgoyette 1903 1.2.2.2 pgoyette ATF_REQUIRE_EQ((psize_t) -1, offset); 1904 1.2.2.2 pgoyette 1905 1.2.2.2 pgoyette /* No segments over 3 MB exists at the moment */ 1906 1.2.2.2 pgoyette ATF_CHECK_EQ(UVM_PHYSSEG_TYPE_INVALID, 1907 1.2.2.2 pgoyette uvm_physseg_find(atop(ONE_MEGABYTE * 3), &offset)); 1908 1.2.2.2 pgoyette 1909 1.2.2.2 pgoyette ATF_CHECK_EQ((psize_t) -1, offset); 1910 1.2.2.2 pgoyette } 1911 1.2.2.2 pgoyette 1912 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_start); 1913 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_start, tc) 1914 1.2.2.2 pgoyette { 1915 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physunload()\ 1916 1.2.2.2 pgoyette call works without a panic(). Unloads from Start of the segment."); 1917 1.2.2.2 pgoyette } 1918 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_start, tc) 1919 1.2.2.2 pgoyette { 1920 1.2.2.2 pgoyette /* 1921 1.2.2.2 pgoyette * Would uvmexp.npages reduce everytime an uvm_page_physunload is called? 1922 1.2.2.2 pgoyette */ 1923 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_2 - VALID_START_PFN_2); 1924 1.2.2.2 pgoyette 1925 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 1926 1.2.2.2 pgoyette 1927 1.2.2.2 pgoyette paddr_t p = 0; 1928 1.2.2.2 pgoyette 1929 1.2.2.2 pgoyette uvm_physseg_t upm; 1930 1.2.2.2 pgoyette 1931 1.2.2.2 pgoyette setup(); 1932 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1933 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 1934 1.2.2.2 pgoyette 1935 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1936 1.2.2.2 pgoyette 1937 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1938 1.2.2.2 pgoyette 1939 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 1940 1.2.2.2 pgoyette 1941 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 1942 1.2.2.2 pgoyette 1943 1.2.2.2 pgoyette /* 1944 1.2.2.2 pgoyette * When called for first time, uvm_page_physload() removes the first PFN 1945 1.2.2.2 pgoyette * 1946 1.2.2.2 pgoyette * New avail start will be VALID_AVAIL_START_PFN_2 + 1 1947 1.2.2.2 pgoyette */ 1948 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, atop(p)); 1949 1.2.2.2 pgoyette 1950 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2 + 1, 1951 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm)); 1952 1.2.2.2 pgoyette 1953 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2 + 1, uvm_physseg_get_start(upm)); 1954 1.2.2.2 pgoyette 1955 1.2.2.2 pgoyette /* Rest of the stuff should remain the same */ 1956 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 1957 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 1958 1.2.2.2 pgoyette } 1959 1.2.2.2 pgoyette 1960 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_end); 1961 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_end, tc) 1962 1.2.2.2 pgoyette { 1963 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physunload()\ 1964 1.2.2.2 pgoyette call works without a panic(). Unloads from End of the segment."); 1965 1.2.2.2 pgoyette } 1966 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_end, tc) 1967 1.2.2.2 pgoyette { 1968 1.2.2.2 pgoyette /* 1969 1.2.2.2 pgoyette * Would uvmexp.npages reduce everytime an uvm_page_physunload is called? 1970 1.2.2.2 pgoyette */ 1971 1.2.2.2 pgoyette paddr_t p = 0; 1972 1.2.2.2 pgoyette 1973 1.2.2.2 pgoyette uvm_physseg_t upm; 1974 1.2.2.2 pgoyette 1975 1.2.2.2 pgoyette setup(); 1976 1.2.2.2 pgoyette /* Note: start != avail_start to remove from end. */ 1977 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 1978 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2 + 1, VALID_AVAIL_END_PFN_2, 1979 1.2.2.2 pgoyette VM_FREELIST_DEFAULT); 1980 1.2.2.2 pgoyette 1981 1.2.2.2 pgoyette p = 0; 1982 1.2.2.2 pgoyette 1983 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 1984 1.2.2.2 pgoyette 1985 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 1986 1.2.2.2 pgoyette 1987 1.2.2.2 pgoyette ATF_REQUIRE( 1988 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm) != uvm_physseg_get_start(upm)); 1989 1.2.2.2 pgoyette 1990 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 1991 1.2.2.2 pgoyette 1992 1.2.2.2 pgoyette /* 1993 1.2.2.2 pgoyette * Remember if X is the upper limit the actual valid pointer is X - 1 1994 1.2.2.2 pgoyette * 1995 1.2.2.2 pgoyette * For example if 256 is the upper limit for 1MB memory, last valid 1996 1.2.2.2 pgoyette * pointer is 256 - 1 = 255 1997 1.2.2.2 pgoyette */ 1998 1.2.2.2 pgoyette 1999 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2 - 1, atop(p)); 2000 1.2.2.2 pgoyette 2001 1.2.2.2 pgoyette /* 2002 1.2.2.2 pgoyette * When called for second time, uvm_page_physload() removes the last PFN 2003 1.2.2.2 pgoyette * 2004 1.2.2.2 pgoyette * New avail end will be VALID_AVAIL_END_PFN_2 - 1 2005 1.2.2.2 pgoyette * New end will be VALID_AVAIL_PFN_2 - 1 2006 1.2.2.2 pgoyette */ 2007 1.2.2.2 pgoyette 2008 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2 - 1, uvm_physseg_get_avail_end(upm)); 2009 1.2.2.2 pgoyette 2010 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2 - 1, uvm_physseg_get_end(upm)); 2011 1.2.2.2 pgoyette 2012 1.2.2.2 pgoyette /* Rest of the stuff should remain the same */ 2013 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2 + 1, 2014 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm)); 2015 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 2016 1.2.2.2 pgoyette } 2017 1.2.2.2 pgoyette 2018 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_none); 2019 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_none, tc) 2020 1.2.2.2 pgoyette { 2021 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic uvm_page_physunload()\ 2022 1.2.2.2 pgoyette call works without a panic(). Does not unload from start or end \ 2023 1.2.2.2 pgoyette because of non-aligned start / avail_start and end / avail_end \ 2024 1.2.2.2 pgoyette respectively."); 2025 1.2.2.2 pgoyette } 2026 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_none, tc) 2027 1.2.2.2 pgoyette { 2028 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_2 - VALID_START_PFN_2); 2029 1.2.2.2 pgoyette 2030 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 2031 1.2.2.2 pgoyette 2032 1.2.2.2 pgoyette paddr_t p = 0; 2033 1.2.2.2 pgoyette 2034 1.2.2.2 pgoyette uvm_physseg_t upm; 2035 1.2.2.2 pgoyette 2036 1.2.2.2 pgoyette setup(); 2037 1.2.2.2 pgoyette /* 2038 1.2.2.2 pgoyette * Note: start != avail_start and end != avail_end. 2039 1.2.2.2 pgoyette * 2040 1.2.2.2 pgoyette * This prevents any unload from occuring. 2041 1.2.2.2 pgoyette */ 2042 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 2043 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2 + 1, VALID_AVAIL_END_PFN_2 - 1, 2044 1.2.2.2 pgoyette VM_FREELIST_DEFAULT); 2045 1.2.2.2 pgoyette 2046 1.2.2.2 pgoyette p = 0; 2047 1.2.2.2 pgoyette 2048 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2049 1.2.2.2 pgoyette 2050 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2051 1.2.2.2 pgoyette 2052 1.2.2.2 pgoyette ATF_REQUIRE( 2053 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm) != uvm_physseg_get_start(upm)); 2054 1.2.2.2 pgoyette 2055 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 2056 1.2.2.2 pgoyette 2057 1.2.2.2 pgoyette ATF_CHECK_EQ(false, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 2058 1.2.2.2 pgoyette 2059 1.2.2.2 pgoyette /* uvm_page_physload() will no longer unload memory */ 2060 1.2.2.2 pgoyette ATF_CHECK_EQ(0, p); 2061 1.2.2.2 pgoyette 2062 1.2.2.2 pgoyette /* Rest of the stuff should remain the same */ 2063 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2 + 1, 2064 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm)); 2065 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2 - 1, 2066 1.2.2.2 pgoyette uvm_physseg_get_avail_end(upm)); 2067 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 2068 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 2069 1.2.2.2 pgoyette } 2070 1.2.2.2 pgoyette 2071 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_delete_start); 2072 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_delete_start, tc) 2073 1.2.2.2 pgoyette { 2074 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the uvm_page_physunload() \ 2075 1.2.2.2 pgoyette works when the segment gets small enough to be deleted scenario. \ 2076 1.2.2.2 pgoyette NOTE: This one works deletes from start."); 2077 1.2.2.2 pgoyette } 2078 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_delete_start, tc) 2079 1.2.2.2 pgoyette { 2080 1.2.2.2 pgoyette /* 2081 1.2.2.2 pgoyette * Would uvmexp.npages reduce everytime an uvm_page_physunload is called? 2082 1.2.2.2 pgoyette */ 2083 1.2.2.2 pgoyette paddr_t p = 0; 2084 1.2.2.2 pgoyette 2085 1.2.2.2 pgoyette uvm_physseg_t upm; 2086 1.2.2.2 pgoyette 2087 1.2.2.2 pgoyette setup(); 2088 1.2.2.2 pgoyette 2089 1.2.2.2 pgoyette /* 2090 1.2.2.2 pgoyette * Setup the Nuke from Starting point 2091 1.2.2.2 pgoyette */ 2092 1.2.2.2 pgoyette 2093 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_END_PFN_1 - 1, VALID_END_PFN_1, 2094 1.2.2.2 pgoyette VALID_AVAIL_END_PFN_1 - 1, VALID_AVAIL_END_PFN_1, 2095 1.2.2.2 pgoyette VM_FREELIST_DEFAULT); 2096 1.2.2.2 pgoyette 2097 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2098 1.2.2.2 pgoyette 2099 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2100 1.2.2.2 pgoyette 2101 1.2.2.2 pgoyette /* Insert more than one segment iff VM_PHYSSEG_MAX > 1 */ 2102 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 2103 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 2104 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 2105 1.2.2.2 pgoyette 2106 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 2107 1.2.2.2 pgoyette #endif 2108 1.2.2.2 pgoyette 2109 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX == 1 2110 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, 2111 1.2.2.2 pgoyette "cannot uvm_page_physunload() the last segment"); 2112 1.2.2.2 pgoyette #endif 2113 1.2.2.2 pgoyette 2114 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 2115 1.2.2.2 pgoyette 2116 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_1 - 1, atop(p)); 2117 1.2.2.2 pgoyette 2118 1.2.2.2 pgoyette ATF_CHECK_EQ(1, uvm_physseg_get_entries()); 2119 1.2.2.2 pgoyette 2120 1.2.2.2 pgoyette /* The only node now is the one we inserted second. */ 2121 1.2.2.2 pgoyette upm = uvm_physseg_get_first(); 2122 1.2.2.2 pgoyette 2123 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 2124 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 2125 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2, uvm_physseg_get_avail_start(upm)); 2126 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 2127 1.2.2.2 pgoyette } 2128 1.2.2.2 pgoyette 2129 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_delete_end); 2130 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_delete_end, tc) 2131 1.2.2.2 pgoyette { 2132 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the uvm_page_physunload() \ 2133 1.2.2.2 pgoyette works when the segment gets small enough to be deleted scenario. \ 2134 1.2.2.2 pgoyette NOTE: This one works deletes from end."); 2135 1.2.2.2 pgoyette } 2136 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_delete_end, tc) 2137 1.2.2.2 pgoyette { 2138 1.2.2.2 pgoyette /* 2139 1.2.2.2 pgoyette * Would uvmexp.npages reduce everytime an uvm_page_physunload is called? 2140 1.2.2.2 pgoyette */ 2141 1.2.2.2 pgoyette 2142 1.2.2.2 pgoyette paddr_t p = 0; 2143 1.2.2.2 pgoyette 2144 1.2.2.2 pgoyette uvm_physseg_t upm; 2145 1.2.2.2 pgoyette 2146 1.2.2.2 pgoyette setup(); 2147 1.2.2.2 pgoyette 2148 1.2.2.2 pgoyette /* 2149 1.2.2.2 pgoyette * Setup the Nuke from Ending point 2150 1.2.2.2 pgoyette */ 2151 1.2.2.2 pgoyette 2152 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_START_PFN_1 + 2, 2153 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1 + 1, VALID_AVAIL_START_PFN_1 + 2, 2154 1.2.2.2 pgoyette VM_FREELIST_DEFAULT); 2155 1.2.2.2 pgoyette 2156 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2157 1.2.2.2 pgoyette 2158 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2159 1.2.2.2 pgoyette 2160 1.2.2.2 pgoyette /* Insert more than one segment iff VM_PHYSSEG_MAX > 1 */ 2161 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 2162 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 2163 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 2164 1.2.2.2 pgoyette 2165 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 2166 1.2.2.2 pgoyette #endif 2167 1.2.2.2 pgoyette 2168 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX == 1 2169 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, 2170 1.2.2.2 pgoyette "cannot uvm_page_physunload() the last segment"); 2171 1.2.2.2 pgoyette #endif 2172 1.2.2.2 pgoyette 2173 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 2174 1.2.2.2 pgoyette 2175 1.2.2.2 pgoyette p = 0; 2176 1.2.2.2 pgoyette 2177 1.2.2.2 pgoyette ATF_CHECK_EQ(true, uvm_page_physunload(upm, VM_FREELIST_DEFAULT, &p)); 2178 1.2.2.2 pgoyette 2179 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_1 + 2, atop(p)); 2180 1.2.2.2 pgoyette 2181 1.2.2.2 pgoyette ATF_CHECK_EQ(1, uvm_physseg_get_entries()); 2182 1.2.2.2 pgoyette 2183 1.2.2.2 pgoyette /* The only node now is the one we inserted second. */ 2184 1.2.2.2 pgoyette upm = uvm_physseg_get_first(); 2185 1.2.2.2 pgoyette 2186 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_START_PFN_2, uvm_physseg_get_start(upm)); 2187 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_END_PFN_2, uvm_physseg_get_end(upm)); 2188 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_START_PFN_2, uvm_physseg_get_avail_start(upm)); 2189 1.2.2.2 pgoyette ATF_CHECK_EQ(VALID_AVAIL_END_PFN_2, uvm_physseg_get_avail_end(upm)); 2190 1.2.2.2 pgoyette } 2191 1.2.2.2 pgoyette 2192 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_invalid); 2193 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_invalid, tc) 2194 1.2.2.2 pgoyette { 2195 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the uvm_page_physunload() \ 2196 1.2.2.2 pgoyette fails when then Free list does not match."); 2197 1.2.2.2 pgoyette } 2198 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_invalid, tc) 2199 1.2.2.2 pgoyette { 2200 1.2.2.2 pgoyette psize_t npages = (VALID_END_PFN_2 - VALID_START_PFN_2); 2201 1.2.2.2 pgoyette 2202 1.2.2.2 pgoyette struct vm_page *pgs = malloc(sizeof(struct vm_page) * npages); 2203 1.2.2.2 pgoyette 2204 1.2.2.2 pgoyette paddr_t p = 0; 2205 1.2.2.2 pgoyette 2206 1.2.2.2 pgoyette uvm_physseg_t upm; 2207 1.2.2.2 pgoyette 2208 1.2.2.2 pgoyette setup(); 2209 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 2210 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 2211 1.2.2.2 pgoyette 2212 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2213 1.2.2.2 pgoyette 2214 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2215 1.2.2.2 pgoyette 2216 1.2.2.2 pgoyette uvm_physseg_init_seg(upm, pgs); 2217 1.2.2.2 pgoyette 2218 1.2.2.2 pgoyette ATF_CHECK_EQ(false, uvm_page_physunload(upm, VM_FREELIST_FIRST4G, &p)); 2219 1.2.2.2 pgoyette } 2220 1.2.2.2 pgoyette 2221 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_force); 2222 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_force, tc) 2223 1.2.2.2 pgoyette { 2224 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the basic \ 2225 1.2.2.2 pgoyette uvm_page_physunload_force() including delete works without."); 2226 1.2.2.2 pgoyette } 2227 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_force, tc) 2228 1.2.2.2 pgoyette { 2229 1.2.2.2 pgoyette /* 2230 1.2.2.2 pgoyette * Would uvmexp.npages reduce everytime an uvm_page_physunload is called? 2231 1.2.2.2 pgoyette */ 2232 1.2.2.2 pgoyette paddr_t p = 0; 2233 1.2.2.2 pgoyette 2234 1.2.2.2 pgoyette uvm_physseg_t upm; 2235 1.2.2.2 pgoyette 2236 1.2.2.2 pgoyette setup(); 2237 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_1, VALID_END_PFN_1, 2238 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_1, VALID_AVAIL_END_PFN_1, VM_FREELIST_DEFAULT); 2239 1.2.2.2 pgoyette 2240 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2241 1.2.2.2 pgoyette 2242 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2243 1.2.2.2 pgoyette 2244 1.2.2.2 pgoyette /* Insert more than one segment iff VM_PHYSSEG_MAX > 1 */ 2245 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 2246 1.2.2.2 pgoyette /* 2247 1.2.2.2 pgoyette * We have couple of physloads done this is bacause of the fact that if 2248 1.2.2.2 pgoyette * we physunload all the PFs from a given range and we have only one 2249 1.2.2.2 pgoyette * segment in total a panic() is called 2250 1.2.2.2 pgoyette */ 2251 1.2.2.2 pgoyette uvm_page_physload(VALID_START_PFN_2, VALID_END_PFN_2, 2252 1.2.2.2 pgoyette VALID_AVAIL_START_PFN_2, VALID_AVAIL_END_PFN_2, VM_FREELIST_DEFAULT); 2253 1.2.2.2 pgoyette 2254 1.2.2.2 pgoyette ATF_REQUIRE_EQ(2, uvm_physseg_get_entries()); 2255 1.2.2.2 pgoyette #endif 2256 1.2.2.2 pgoyette 2257 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX == 1 2258 1.2.2.2 pgoyette atf_tc_expect_signal(SIGABRT, 2259 1.2.2.2 pgoyette "cannot uvm_page_physunload() the last segment"); 2260 1.2.2.2 pgoyette #endif 2261 1.2.2.2 pgoyette 2262 1.2.2.2 pgoyette ATF_REQUIRE_EQ(VALID_AVAIL_START_PFN_1, 2263 1.2.2.2 pgoyette uvm_physseg_get_avail_start(upm)); 2264 1.2.2.2 pgoyette 2265 1.2.2.2 pgoyette for(paddr_t i = VALID_AVAIL_START_PFN_1; 2266 1.2.2.2 pgoyette i < VALID_AVAIL_END_PFN_1; i++) { 2267 1.2.2.2 pgoyette ATF_CHECK_EQ(true, 2268 1.2.2.2 pgoyette uvm_page_physunload_force(upm, VM_FREELIST_DEFAULT, &p)); 2269 1.2.2.2 pgoyette ATF_CHECK_EQ(i, atop(p)); 2270 1.2.2.2 pgoyette 2271 1.2.2.2 pgoyette if(i + 1 < VALID_AVAIL_END_PFN_1) 2272 1.2.2.2 pgoyette ATF_CHECK_EQ(i + 1, uvm_physseg_get_avail_start(upm)); 2273 1.2.2.2 pgoyette } 2274 1.2.2.2 pgoyette 2275 1.2.2.2 pgoyette /* 2276 1.2.2.2 pgoyette * Now we try to retrieve the segment, which has been removed 2277 1.2.2.2 pgoyette * from the system through force unloading all the pages inside it. 2278 1.2.2.2 pgoyette */ 2279 1.2.2.2 pgoyette upm = uvm_physseg_find(VALID_AVAIL_END_PFN_1 - 1, NULL); 2280 1.2.2.2 pgoyette 2281 1.2.2.2 pgoyette /* It should no longer exist */ 2282 1.2.2.2 pgoyette ATF_CHECK_EQ(NULL, upm); 2283 1.2.2.2 pgoyette 2284 1.2.2.2 pgoyette ATF_CHECK_EQ(1, uvm_physseg_get_entries()); 2285 1.2.2.2 pgoyette } 2286 1.2.2.2 pgoyette 2287 1.2.2.2 pgoyette ATF_TC(uvm_page_physunload_force_invalid); 2288 1.2.2.2 pgoyette ATF_TC_HEAD(uvm_page_physunload_force_invalid, tc) 2289 1.2.2.2 pgoyette { 2290 1.2.2.2 pgoyette atf_tc_set_md_var(tc, "descr", "Tests if the invalid conditions for \ 2291 1.2.2.2 pgoyette uvm_page_physunload_force_invalid()."); 2292 1.2.2.2 pgoyette } 2293 1.2.2.2 pgoyette ATF_TC_BODY(uvm_page_physunload_force_invalid, tc) 2294 1.2.2.2 pgoyette { 2295 1.2.2.2 pgoyette paddr_t p = 0; 2296 1.2.2.2 pgoyette 2297 1.2.2.2 pgoyette uvm_physseg_t upm; 2298 1.2.2.2 pgoyette 2299 1.2.2.2 pgoyette setup(); 2300 1.2.2.2 pgoyette upm = uvm_page_physload(VALID_START_PFN_2, VALID_START_PFN_2+ 1, 2301 1.2.2.2 pgoyette VALID_START_PFN_2, VALID_START_PFN_2, VM_FREELIST_DEFAULT); 2302 1.2.2.2 pgoyette 2303 1.2.2.2 pgoyette ATF_REQUIRE_EQ(1, uvm_physseg_get_entries()); 2304 1.2.2.2 pgoyette 2305 1.2.2.2 pgoyette ATF_REQUIRE_EQ(0, uvmexp.npages); 2306 1.2.2.2 pgoyette 2307 1.2.2.2 pgoyette ATF_CHECK_EQ(false, 2308 1.2.2.2 pgoyette uvm_page_physunload_force(upm, VM_FREELIST_DEFAULT, &p)); 2309 1.2.2.2 pgoyette 2310 1.2.2.2 pgoyette ATF_CHECK_EQ(0, p); 2311 1.2.2.2 pgoyette } 2312 1.2.2.2 pgoyette 2313 1.2.2.2 pgoyette ATF_TP_ADD_TCS(tp) 2314 1.2.2.2 pgoyette { 2315 1.2.2.2 pgoyette #if defined(UVM_HOTPLUG) 2316 1.2.2.2 pgoyette /* Internal */ 2317 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_alloc_atboot_mismatch); 2318 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_alloc_atboot_overrun); 2319 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_alloc_sanity); 2320 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_free_atboot_mismatch); 2321 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_free_sanity); 2322 1.2.2.2 pgoyette #if VM_PHYSSEG_MAX > 1 2323 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_atboot_free_leak); 2324 1.2.2.2 pgoyette #endif 2325 1.2.2.2 pgoyette #endif /* UVM_HOTPLUG */ 2326 1.2.2.2 pgoyette 2327 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_plug); 2328 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_unplug); 2329 1.2.2.2 pgoyette 2330 1.2.2.2 pgoyette /* Exported */ 2331 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_init); 2332 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physload_preload); 2333 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physload_postboot); 2334 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_handle_immutable); 2335 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_seg_chomp_slab); 2336 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_alloc_from_slab); 2337 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_init_seg); 2338 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_start); 2339 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_start_invalid); 2340 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_end); 2341 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_end_invalid); 2342 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_avail_start); 2343 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_avail_start_invalid); 2344 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_avail_end); 2345 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_avail_end_invalid); 2346 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_next); 2347 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_next_invalid); 2348 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_prev); 2349 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_prev_invalid); 2350 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_first); 2351 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_last); 2352 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_valid); 2353 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_valid_invalid); 2354 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_highest); 2355 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_free_list); 2356 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_start_hint); 2357 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_set_start_hint); 2358 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_set_start_hint_invalid); 2359 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_pg); 2360 1.2.2.2 pgoyette 2361 1.2.2.2 pgoyette #ifdef __HAVE_PMAP_PHYSSEG 2362 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_physseg_get_pmseg); 2363 1.2.2.2 pgoyette #endif 2364 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, vm_physseg_find); 2365 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, vm_physseg_find_invalid); 2366 1.2.2.2 pgoyette 2367 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_start); 2368 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_end); 2369 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_none); 2370 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_delete_start); 2371 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_delete_end); 2372 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_invalid); 2373 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_force); 2374 1.2.2.2 pgoyette ATF_TP_ADD_TC(tp, uvm_page_physunload_force_invalid); 2375 1.2.2.2 pgoyette 2376 1.2.2.2 pgoyette return atf_no_error(); 2377 1.2.2.2 pgoyette } 2378
Indexes created Wed Oct 01 07:09:59 GMT 2025