Changes in / [9247c02c:e2ab36f1] in mainline
- Files:
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- 1 added
- 3 deleted
- 27 edited
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HelenOS.config
r9247c02c re2ab36f1 70 70 @ "pentium4" Pentium 4 71 71 @ "pentium3" Pentium 3 72 @ "i486" i48673 72 @ "core" Core Solo/Duo 74 73 @ "athlon_xp" Athlon XP -
boot/Makefile.common
r9247c02c re2ab36f1 143 143 $(USPACE_PATH)/app/blkdump/blkdump \ 144 144 $(USPACE_PATH)/app/bnchmark/bnchmark \ 145 $(USPACE_PATH)/app/devctl/devctl \146 145 $(USPACE_PATH)/app/dltest/dltest \ 147 146 $(USPACE_PATH)/app/dltest2/dltest2 \ -
kernel/arch/ia32/Makefile.inc
r9247c02c re2ab36f1 64 64 endif 65 65 66 ifeq ($(PROCESSOR),i486)67 CMN2 = -march=i48668 endif69 70 66 ifeq ($(PROCESSOR),core) 71 67 CMN2 = -march=prescott -
kernel/arch/ia32/include/asm.h
r9247c02c re2ab36f1 311 311 } 312 312 313 #ifndef PROCESSOR_i486314 313 /** Write to MSR */ 315 314 NO_TRACE static inline void write_msr(uint32_t msr, uint64_t value) … … 336 335 return ((uint64_t) dx << 32) | ax; 337 336 } 338 #endif339 337 340 338 -
kernel/arch/ia32/include/atomic.h
r9247c02c re2ab36f1 121 121 asm volatile ( 122 122 "0:\n" 123 #ifndef PROCESSOR_i486124 123 "pause\n" /* Pentium 4's HT love this instruction */ 125 #endif126 124 "mov %[count], %[tmp]\n" 127 125 "testl %[tmp], %[tmp]\n" -
kernel/arch/ia32/include/cycle.h
r9247c02c re2ab36f1 40 40 NO_TRACE static inline uint64_t get_cycle(void) 41 41 { 42 #ifdef PROCESSOR_i48643 return 0;44 #else45 42 uint64_t v; 46 43 … … 51 48 52 49 return v; 53 #endif54 50 } 55 51 -
kernel/arch/ia32/src/asm.S
r9247c02c re2ab36f1 405 405 xorl %eax, %eax 406 406 cmpl $(GDT_SELECTOR(KTEXT_DES)), ISTATE_OFFSET_CS(%esp) 407 #ifdef PROCESSOR_i486408 jz 0f409 movl %eax, %ebp410 0:411 #else412 407 cmovnzl %eax, %ebp 413 #endif414 408 415 409 movl %ebp, ISTATE_OFFSET_EBP_FRAME(%esp) -
kernel/arch/ia32/src/boot/boot.S
r9247c02c re2ab36f1 97 97 pm_status $status_prot 98 98 99 movl $(INTEL_CPUID_LEVEL), %eax 100 cpuid 101 cmp $0x0, %eax /* any function > 0? */ 102 jbe pse_unsupported 103 104 movl $(INTEL_CPUID_STANDARD), %eax 105 cpuid 106 bt $(INTEL_PSE), %edx 107 jc pse_supported 108 109 pse_unsupported: 110 111 pm_error $err_pse 112 113 pse_supported: 114 99 115 #include "vesa_prot.inc" 100 116 … … 124 140 jmp hlt0 125 141 126 /** Calculate unmapped address of the end of the kernel. */127 calc_end_of_kernel:128 movl $hardcoded_load_address, %edi129 andl $0x7fffffff, %edi130 movl (%edi), %esi131 andl $0x7fffffff, %esi132 133 movl $hardcoded_ktext_size, %edi134 andl $0x7fffffff, %edi135 addl (%edi), %esi136 andl $0x7fffffff, %esi137 138 movl $hardcoded_kdata_size, %edi139 andl $0x7fffffff, %edi140 addl (%edi), %esi141 andl $0x7fffffff, %esi142 movl %esi, end_of_kernel143 ret144 145 /** Find free 2M (+4k for alignment) region where to store page tables */146 find_mem_for_pt:147 /* Check if multiboot info is present */148 cmpl $0x2BADB002, grub_eax149 je check_multiboot_map150 ret151 check_multiboot_map:152 /* Copy address of the multiboot info to ebx */153 movl grub_ebx, %ebx154 /* Check if memory map flag is present */155 movl (%ebx), %edx156 andl $(1 << 6), %edx157 jnz use_multiboot_map158 ret159 use_multiboot_map:160 /* Copy address of the memory map to edx */161 movl 48(%ebx), %edx162 movl %edx, %ecx163 addl 44(%ebx), %ecx164 /* Find a free region at least 2M in size */165 check_memmap_loop:166 /* Is this a free region? */167 cmp $1, 20(%edx)168 jnz next_region169 /* Check size */170 cmp $0, 16(%edx)171 jnz next_region172 cmpl $(2 * 1024 * 1024 + 4 * 1024), 12(%edx)173 jbe next_region174 cmp $0, 8(%edx)175 jz found_region176 next_region:177 cmp %ecx, %edx178 jbe next_region_do179 ret180 next_region_do:181 addl (%edx), %edx182 addl $4, %edx183 jmp check_memmap_loop184 found_region:185 /* Use end of the found region */186 mov 4(%edx), %ecx187 add 12(%edx), %ecx188 sub $(2 * 1024 * 1024), %ecx189 mov %ecx, free_area190 ret191 192 193 142 /** Setup mapping for the kernel. 194 143 * … … 199 148 .global map_kernel 200 149 map_kernel: 201 /* Paging features */202 150 movl %cr4, %ecx 151 orl $(1 << 4), %ecx /* PSE on */ 203 152 andl $(~(1 << 5)), %ecx /* PAE off */ 204 153 movl %ecx, %cr4 205 154 206 call calc_end_of_kernel207 call find_mem_for_pt208 mov end_of_kernel, %esi209 mov free_area, %ecx210 cmpl %esi, %ecx211 jbe use_end_of_kernel212 mov %ecx, %esi213 /* Align address down to 4k */214 andl $(~4095), %esi215 use_end_of_kernel:216 217 /* Align address to 4k */218 addl $4095, %esi219 andl $(~4095), %esi220 221 /* Allocate space for page tables*/222 movl %esi, pt_loc223 movl $ballocs, %edi224 andl $0x7fffffff, %edi225 movl %esi, (%edi)226 addl $4, %edi227 movl $(2*1024*1024), (%edi)228 229 /* Fill page tables */230 xorl %ecx, %ecx231 xorl %ebx, %ebx232 233 floop_pt:234 movl $((1 << 1) | (1 << 0)), %eax235 orl %ebx, %eax236 movl %eax, (%esi, %ecx, 4)237 addl $(4 * 1024), %ebx238 239 incl %ecx240 cmpl $(512 * 1024), %ecx241 jl floop_pt242 243 /* Fill page directory */244 155 movl $(page_directory + 0), %esi 245 156 movl $(page_directory + 2048), %edi 246 157 xorl %ecx, %ecx 247 movl pt_loc, %ebx158 xorl %ebx, %ebx 248 159 249 160 floop: 250 movl $((1 << 1) | (1 << 0)), %eax161 movl $((1 << 7) | (1 << 1) | (1 << 0)), %eax 251 162 orl %ebx, %eax 252 163 /* Mapping 0x00000000 + %ecx * 4M => 0x00000000 + %ecx * 4M */ … … 254 165 /* Mapping 0x80000000 + %ecx * 4M => 0x00000000 + %ecx * 4M */ 255 166 movl %eax, (%edi, %ecx, 4) 256 addl $(4 * 1024 ), %ebx167 addl $(4 * 1024 * 1024), %ebx 257 168 258 169 incl %ecx … … 612 523 613 524 grub_ebx: 614 .long 0615 616 pt_loc:617 .long 0618 end_of_kernel:619 .long 0620 free_area:621 525 .long 0 622 526 -
kernel/arch/ia32/src/cpu/cpu.c
r9247c02c re2ab36f1 118 118 ); 119 119 } 120 121 #ifndef PROCESSOR_i486 120 122 121 if (CPU->arch.fi.bits.sep) { 123 122 /* Setup fast SYSENTER/SYSEXIT syscalls */ 124 123 syscall_setup_cpu(); 125 124 } 126 #endif127 125 } 128 126 -
kernel/arch/ia32/src/proc/scheduler.c
r9247c02c re2ab36f1 60 60 uintptr_t kstk = (uintptr_t) &THREAD->kstack[STACK_SIZE]; 61 61 62 #ifndef PROCESSOR_i48663 62 if (CPU->arch.fi.bits.sep) { 64 63 /* Set kernel stack for CP3 -> CPL0 switch via SYSENTER */ 65 64 write_msr(IA32_MSR_SYSENTER_ESP, kstk - sizeof(istate_t)); 66 65 } 67 #endif68 66 69 67 /* Set kernel stack for CPL3 -> CPL0 switch via interrupt */ -
kernel/arch/ia32/src/syscall.c
r9247c02c re2ab36f1 39 39 #include <arch/pm.h> 40 40 41 #ifndef PROCESSOR_i48642 41 /** Enable & setup support for SYSENTER/SYSEXIT */ 43 42 void syscall_setup_cpu(void) … … 50 49 write_msr(IA32_MSR_SYSENTER_EIP, (uint32_t) sysenter_handler); 51 50 } 52 #endif53 51 54 52 /** @} -
kernel/generic/include/ipc/event.h
r9247c02c re2ab36f1 41 41 #include <ipc/ipc.h> 42 42 43 struct task;43 typedef struct task task_t; 44 44 45 45 typedef void (*event_callback_t)(void *); … … 63 63 64 64 extern void event_init(void); 65 extern void event_task_init( struct task*);65 extern void event_task_init(task_t *); 66 66 extern void event_cleanup_answerbox(answerbox_t *); 67 67 extern void event_set_unmask_callback(event_type_t, event_callback_t); 68 extern void event_task_set_unmask_callback( struct task*, event_task_type_t,68 extern void event_task_set_unmask_callback(task_t *, event_task_type_t, 69 69 event_callback_t); 70 70 … … 97 97 extern int event_notify(event_type_t, bool, sysarg_t, sysarg_t, sysarg_t, 98 98 sysarg_t, sysarg_t); 99 extern int event_task_notify( struct task*, event_task_type_t, bool, sysarg_t, sysarg_t,99 extern int event_task_notify(task_t *, event_task_type_t, bool, sysarg_t, sysarg_t, 100 100 sysarg_t, sysarg_t, sysarg_t); 101 101 -
uspace/Makefile
r9247c02c re2ab36f1 37 37 app/blkdump \ 38 38 app/bnchmark \ 39 app/devctl \40 39 app/edit \ 41 40 app/ext2info \ -
uspace/app/lsusb/main.c
r9247c02c re2ab36f1 81 81 } 82 82 char path[MAX_PATH_LENGTH]; 83 rc = devman_ fun_get_path(dev_handle, path, MAX_PATH_LENGTH);83 rc = devman_get_device_path(dev_handle, path, MAX_PATH_LENGTH); 84 84 if (rc != EOK) { 85 85 continue; … … 120 120 } 121 121 char path[MAX_PATH_LENGTH]; 122 rc = devman_ fun_get_path(hc_handle, path, MAX_PATH_LENGTH);122 rc = devman_get_device_path(hc_handle, path, MAX_PATH_LENGTH); 123 123 if (rc != EOK) { 124 124 printf(NAME ": Error resolving path of HC with SID %" -
uspace/app/mkbd/main.c
r9247c02c re2ab36f1 240 240 241 241 char path[MAX_PATH_LENGTH]; 242 rc = devman_ fun_get_path(dev_handle, path, MAX_PATH_LENGTH);242 rc = devman_get_device_path(dev_handle, path, MAX_PATH_LENGTH); 243 243 if (rc != EOK) { 244 244 return ENOMEM; -
uspace/app/tester/hw/serial/serial1.c
r9247c02c re2ab36f1 72 72 73 73 devman_handle_t handle; 74 int res = devman_ fun_get_handle("/hw/pci0/00:01.0/com1/a", &handle,74 int res = devman_device_get_handle("/hw/pci0/00:01.0/com1/a", &handle, 75 75 IPC_FLAG_BLOCKING); 76 76 if (res != EOK) -
uspace/lib/c/arch/ia32/Makefile.common
r9247c02c re2ab36f1 28 28 29 29 CLANG_ARCH = i386 30 ifeq ($(PROCESSOR),i486)31 GCC_CFLAGS += -march=i486 -fno-omit-frame-pointer32 else33 30 GCC_CFLAGS += -march=pentium -fno-omit-frame-pointer 34 endif35 31 36 32 ENDIANESS = LE -
uspace/lib/c/arch/ia32/Makefile.inc
r9247c02c re2ab36f1 28 28 29 29 ARCH_SOURCES = \ 30 arch/$(UARCH)/src/entry. S\30 arch/$(UARCH)/src/entry.s \ 31 31 arch/$(UARCH)/src/entryjmp.s \ 32 32 arch/$(UARCH)/src/thread_entry.s \ -
uspace/lib/c/generic/devman.c
r9247c02c re2ab36f1 1 1 /* 2 2 * Copyright (c) 2007 Josef Cejka 3 * Copyright (c) 20 11Jiri Svoboda3 * Copyright (c) 2009 Jiri Svoboda 4 4 * Copyright (c) 2010 Lenka Trochtova 5 5 * All rights reserved. … … 342 342 } 343 343 344 int devman_ fun_get_handle(const char *pathname, devman_handle_t *handle,344 int devman_device_get_handle(const char *pathname, devman_handle_t *handle, 345 345 unsigned int flags) 346 346 { … … 383 383 } 384 384 385 static int devman_get_str_internal(sysarg_t method, sysarg_t arg1, char *buf, 386 size_t buf_size) 387 { 388 async_exch_t *exch; 389 ipc_call_t dreply; 390 size_t act_size; 391 sysarg_t dretval; 392 393 exch = devman_exchange_begin_blocking(LOC_PORT_CONSUMER); 394 395 ipc_call_t answer; 396 aid_t req = async_send_1(exch, method, arg1, &answer); 397 aid_t dreq = async_data_read(exch, buf, buf_size - 1, &dreply); 398 async_wait_for(dreq, &dretval); 399 400 devman_exchange_end(exch); 401 402 if (dretval != EOK) { 403 async_wait_for(req, NULL); 404 return dretval; 405 } 406 407 sysarg_t retval; 408 async_wait_for(req, &retval); 409 410 if (retval != EOK) 411 return retval; 412 413 act_size = IPC_GET_ARG2(dreply); 414 assert(act_size <= buf_size - 1); 415 buf[act_size] = '\0'; 416 417 return EOK; 418 } 419 420 int devman_fun_get_path(devman_handle_t handle, char *buf, size_t buf_size) 421 { 422 return devman_get_str_internal(DEVMAN_FUN_GET_PATH, handle, buf, 423 buf_size); 424 } 425 426 int devman_fun_get_name(devman_handle_t handle, char *buf, size_t buf_size) 427 { 428 return devman_get_str_internal(DEVMAN_FUN_GET_NAME, handle, buf, 429 buf_size); 430 } 431 432 static int devman_get_handles_once(sysarg_t method, sysarg_t arg1, 433 devman_handle_t *handle_buf, size_t buf_size, size_t *act_size) 434 { 435 async_exch_t *exch = devman_exchange_begin_blocking(DEVMAN_CLIENT); 436 437 ipc_call_t answer; 438 aid_t req = async_send_1(exch, method, arg1, &answer); 439 int rc = async_data_read_start(exch, handle_buf, buf_size); 440 441 devman_exchange_end(exch); 442 443 if (rc != EOK) { 444 async_wait_for(req, NULL); 445 return rc; 446 } 447 448 sysarg_t retval; 449 async_wait_for(req, &retval); 450 451 if (retval != EOK) { 452 return retval; 453 } 454 455 *act_size = IPC_GET_ARG1(answer); 456 return EOK; 457 } 458 459 /** Get list of handles. 460 * 461 * Returns an allocated array of handles. 462 * 463 * @param method IPC method 464 * @param arg1 IPC argument 1 465 * @param data Place to store pointer to array of handles 466 * @param count Place to store number of handles 467 * @return EOK on success or negative error code 468 */ 469 static int devman_get_handles_internal(sysarg_t method, sysarg_t arg1, 470 devman_handle_t **data, size_t *count) 471 { 472 devman_handle_t *handles; 473 size_t act_size; 474 size_t alloc_size; 475 int rc; 476 477 *data = NULL; 478 act_size = 0; /* silence warning */ 479 480 rc = devman_get_handles_once(method, arg1, NULL, 0, 481 &act_size); 482 if (rc != EOK) 483 return rc; 484 485 alloc_size = act_size; 486 handles = malloc(alloc_size); 487 if (handles == NULL) 488 return ENOMEM; 489 490 while (true) { 491 rc = devman_get_handles_once(method, arg1, handles, alloc_size, 492 &act_size); 493 if (rc != EOK) 494 return rc; 495 496 if (act_size <= alloc_size) 497 break; 498 499 alloc_size *= 2; 500 free(handles); 501 502 handles = malloc(alloc_size); 503 if (handles == NULL) 504 return ENOMEM; 505 } 506 507 *count = act_size / sizeof(devman_handle_t); 508 *data = handles; 509 return EOK; 510 } 511 512 int devman_fun_get_child(devman_handle_t funh, devman_handle_t *devh) 385 int devman_get_device_path(devman_handle_t handle, char *path, size_t path_size) 513 386 { 514 387 async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT); … … 516 389 return ENOMEM; 517 390 518 sysarg_t retval = async_req_1_1(exch, DEVMAN_FUN_GET_CHILD, 519 funh, devh); 520 521 devman_exchange_end(exch); 522 return (int) retval; 523 } 524 525 int devman_dev_get_functions(devman_handle_t devh, devman_handle_t **funcs, 526 size_t *count) 527 { 528 return devman_get_handles_internal(DEVMAN_DEV_GET_FUNCTIONS, 529 devh, funcs, count); 391 ipc_call_t answer; 392 aid_t req = async_send_1(exch, DEVMAN_DEVICE_GET_DEVICE_PATH, 393 handle, &answer); 394 395 ipc_call_t data_request_call; 396 aid_t data_request = async_data_read(exch, path, path_size, 397 &data_request_call); 398 399 devman_exchange_end(exch); 400 401 if (data_request == 0) { 402 async_wait_for(req, NULL); 403 return ENOMEM; 404 } 405 406 sysarg_t data_request_rc; 407 async_wait_for(data_request, &data_request_rc); 408 409 sysarg_t opening_request_rc; 410 async_wait_for(req, &opening_request_rc); 411 412 if (data_request_rc != EOK) { 413 /* Prefer the return code of the opening request. */ 414 if (opening_request_rc != EOK) 415 return (int) opening_request_rc; 416 else 417 return (int) data_request_rc; 418 } 419 420 if (opening_request_rc != EOK) 421 return (int) opening_request_rc; 422 423 /* To be on the safe-side. */ 424 path[path_size - 1] = 0; 425 size_t transferred_size = IPC_GET_ARG2(data_request_call); 426 if (transferred_size >= path_size) 427 return ELIMIT; 428 429 /* Terminate the string (trailing 0 not send over IPC). */ 430 path[transferred_size] = 0; 431 return EOK; 530 432 } 531 433 -
uspace/lib/c/generic/io/printf_core.c
r9247c02c re2ab36f1 206 206 } 207 207 208 return (int) (counter );208 return (int) (counter + 1); 209 209 } 210 210 … … 244 244 } 245 245 246 return (int) (counter );246 return (int) (counter + 1); 247 247 } 248 248 -
uspace/lib/c/include/devman.h
r9247c02c re2ab36f1 56 56 unsigned int); 57 57 58 extern int devman_ fun_get_handle(const char *, devman_handle_t *,58 extern int devman_device_get_handle(const char *, devman_handle_t *, 59 59 unsigned int); 60 extern int devman_fun_get_child(devman_handle_t, devman_handle_t *); 61 extern int devman_dev_get_functions(devman_handle_t, devman_handle_t **, 62 size_t *); 63 extern int devman_fun_get_name(devman_handle_t, char *, size_t); 64 extern int devman_fun_get_path(devman_handle_t, char *, size_t); 60 extern int devman_get_device_path(devman_handle_t, char *, size_t); 65 61 66 62 extern int devman_add_device_to_category(devman_handle_t, const char *); -
uspace/lib/c/include/ipc/devman.h
r9247c02c re2ab36f1 149 149 typedef enum { 150 150 DEVMAN_DEVICE_GET_HANDLE = IPC_FIRST_USER_METHOD, 151 DEVMAN_DEV_GET_FUNCTIONS, 152 DEVMAN_FUN_GET_CHILD, 153 DEVMAN_FUN_GET_NAME, 154 DEVMAN_FUN_GET_PATH, 151 DEVMAN_DEVICE_GET_DEVICE_PATH, 155 152 DEVMAN_FUN_SID_TO_HANDLE 156 153 } client_to_devman_t; -
uspace/lib/usb/src/resolve.c
r9247c02c re2ab36f1 152 152 if (str_length(func_start) > 0) { 153 153 char tmp_path[MAX_DEVICE_PATH ]; 154 rc = devman_ fun_get_path(dev_handle,154 rc = devman_get_device_path(dev_handle, 155 155 tmp_path, MAX_DEVICE_PATH); 156 156 if (rc != EOK) { … … 173 173 174 174 /* First try to get the device handle. */ 175 rc = devman_ fun_get_handle(path, &dev_handle, 0);175 rc = devman_device_get_handle(path, &dev_handle, 0); 176 176 if (rc != EOK) { 177 177 free(path); … … 184 184 /* Get device handle first. */ 185 185 devman_handle_t tmp_handle; 186 rc = devman_ fun_get_handle(path, &tmp_handle, 0);186 rc = devman_device_get_handle(path, &tmp_handle, 0); 187 187 if (rc != EOK) { 188 188 free(path); -
uspace/lib/usbvirt/src/device.c
r9247c02c re2ab36f1 87 87 88 88 devman_handle_t handle; 89 int rc = devman_ fun_get_handle(vhc_path, &handle, 0);89 int rc = devman_device_get_handle(vhc_path, &handle, 0); 90 90 if (rc != EOK) 91 91 return rc; -
uspace/srv/devman/devman.c
r9247c02c re2ab36f1 920 920 } 921 921 922 /** Get list of device functions. */923 int dev_get_functions(dev_tree_t *tree, dev_node_t *dev,924 devman_handle_t *hdl_buf, size_t buf_size, size_t *act_size)925 {926 size_t act_cnt;927 size_t buf_cnt;928 929 assert(fibril_rwlock_is_locked(&tree->rwlock));930 931 buf_cnt = buf_size / sizeof(devman_handle_t);932 933 act_cnt = list_count(&dev->functions);934 *act_size = act_cnt * sizeof(devman_handle_t);935 936 if (buf_size % sizeof(devman_handle_t) != 0)937 return EINVAL;938 939 size_t pos = 0;940 list_foreach(dev->functions, item) {941 fun_node_t *fun =942 list_get_instance(item, fun_node_t, dev_functions);943 944 if (pos < buf_cnt)945 hdl_buf[pos] = fun->handle;946 pos++;947 }948 949 return EOK;950 }951 952 953 922 /* Function nodes */ 954 923 … … 1176 1145 char *rel_path = path; 1177 1146 char *next_path_elem = NULL; 1178 bool cont = (rel_path[1] != '\0');1147 bool cont = true; 1179 1148 1180 1149 while (cont && fun != NULL) { -
uspace/srv/devman/devman.h
r9247c02c re2ab36f1 253 253 extern dev_node_t *find_dev_node(dev_tree_t *tree, devman_handle_t handle); 254 254 extern dev_node_t *find_dev_function(dev_node_t *, const char *); 255 extern int dev_get_functions(dev_tree_t *tree, dev_node_t *, devman_handle_t *,256 size_t, size_t *);257 255 258 256 extern fun_node_t *create_fun_node(void); -
uspace/srv/devman/main.c
r9247c02c re2ab36f1 497 497 } 498 498 499 /** Get device name. */ 500 static void devman_fun_get_name(ipc_callid_t iid, ipc_call_t *icall) 499 /** Find device path by its handle. */ 500 static void devman_get_device_path_by_handle(ipc_callid_t iid, 501 ipc_call_t *icall) 501 502 { 502 503 devman_handle_t handle = IPC_GET_ARG1(*icall); … … 522 523 } 523 524 524 size_t sent_length = str_size(fun->name);525 if (sent_length > data_len) {526 sent_length = data_len;527 }528 529 async_data_read_finalize(data_callid, fun->name, sent_length);530 async_answer_0(iid, EOK);531 532 free(buffer);533 }534 535 536 /** Get device path. */537 static void devman_fun_get_path(ipc_callid_t iid, ipc_call_t *icall)538 {539 devman_handle_t handle = IPC_GET_ARG1(*icall);540 541 fun_node_t *fun = find_fun_node(&device_tree, handle);542 if (fun == NULL) {543 async_answer_0(iid, ENOMEM);544 return;545 }546 547 ipc_callid_t data_callid;548 size_t data_len;549 if (!async_data_read_receive(&data_callid, &data_len)) {550 async_answer_0(iid, EINVAL);551 return;552 }553 554 void *buffer = malloc(data_len);555 if (buffer == NULL) {556 async_answer_0(data_callid, ENOMEM);557 async_answer_0(iid, ENOMEM);558 return;559 }560 561 525 size_t sent_length = str_size(fun->pathname); 562 526 if (sent_length > data_len) { … … 568 532 569 533 free(buffer); 570 }571 572 static void devman_dev_get_functions(ipc_callid_t iid, ipc_call_t *icall)573 {574 ipc_callid_t callid;575 size_t size;576 size_t act_size;577 int rc;578 579 if (!async_data_read_receive(&callid, &size)) {580 async_answer_0(callid, EREFUSED);581 async_answer_0(iid, EREFUSED);582 return;583 }584 585 fibril_rwlock_read_lock(&device_tree.rwlock);586 587 dev_node_t *dev = find_dev_node_no_lock(&device_tree,588 IPC_GET_ARG1(*icall));589 if (dev == NULL) {590 fibril_rwlock_read_unlock(&device_tree.rwlock);591 async_answer_0(callid, ENOENT);592 async_answer_0(iid, ENOENT);593 return;594 }595 596 devman_handle_t *hdl_buf = (devman_handle_t *) malloc(size);597 if (hdl_buf == NULL) {598 fibril_rwlock_read_unlock(&device_tree.rwlock);599 async_answer_0(callid, ENOMEM);600 async_answer_0(iid, ENOMEM);601 return;602 }603 604 rc = dev_get_functions(&device_tree, dev, hdl_buf, size, &act_size);605 if (rc != EOK) {606 fibril_rwlock_read_unlock(&device_tree.rwlock);607 async_answer_0(callid, rc);608 async_answer_0(iid, rc);609 return;610 }611 612 fibril_rwlock_read_unlock(&device_tree.rwlock);613 614 sysarg_t retval = async_data_read_finalize(callid, hdl_buf, size);615 free(hdl_buf);616 617 async_answer_1(iid, retval, act_size);618 }619 620 621 /** Get handle for child device of a function. */622 static void devman_fun_get_child(ipc_callid_t iid, ipc_call_t *icall)623 {624 fun_node_t *fun;625 626 fibril_rwlock_read_lock(&device_tree.rwlock);627 628 fun = find_fun_node(&device_tree, IPC_GET_ARG1(*icall));629 if (fun == NULL) {630 fibril_rwlock_read_unlock(&device_tree.rwlock);631 async_answer_0(iid, ENOENT);632 return;633 }634 635 if (fun->child == NULL) {636 fibril_rwlock_read_unlock(&device_tree.rwlock);637 async_answer_0(iid, ENOENT);638 return;639 }640 641 async_answer_1(iid, EOK, fun->child->handle);642 643 fibril_rwlock_read_unlock(&device_tree.rwlock);644 534 } 645 535 … … 676 566 devman_function_get_handle(callid, &call); 677 567 break; 678 case DEVMAN_DEV_GET_FUNCTIONS: 679 devman_dev_get_functions(callid, &call); 680 break; 681 case DEVMAN_FUN_GET_CHILD: 682 devman_fun_get_child(callid, &call); 683 break; 684 case DEVMAN_FUN_GET_NAME: 685 devman_fun_get_name(callid, &call); 686 break; 687 case DEVMAN_FUN_GET_PATH: 688 devman_fun_get_path(callid, &call); 568 case DEVMAN_DEVICE_GET_DEVICE_PATH: 569 devman_get_device_path_by_handle(callid, &call); 689 570 break; 690 571 case DEVMAN_FUN_SID_TO_HANDLE:
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