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| Rev 2787 | Rev 3536 | ||
|---|---|---|---|
| Line 32... | Line 32... | ||
| 32 | /** @file |
32 | /** @file |
| 33 | */ |
33 | */ |
| 34 | 34 | ||
| 35 | #include <proc/thread.h> |
35 | #include <proc/thread.h> |
| 36 | #include <arch/proc/thread.h> |
36 | #include <arch/proc/thread.h> |
| 37 | #include <mm/frame.h> |
37 | #include <mm/slab.h> |
| 38 | #include <mm/page.h> |
- | |
| 39 | #include <arch/mm/page.h> |
38 | #include <arch/trap/regwin.h> |
| 40 | #include <align.h> |
39 | #include <align.h> |
| 41 | 40 | ||
| 42 | void thr_constructor_arch(thread_t *t) |
41 | void thr_constructor_arch(thread_t *t) |
| 43 | { |
42 | { |
| 44 | /* |
43 | /* |
| Line 48... | Line 47... | ||
| 48 | } |
47 | } |
| 49 | 48 | ||
| 50 | void thr_destructor_arch(thread_t *t) |
49 | void thr_destructor_arch(thread_t *t) |
| 51 | { |
50 | { |
| 52 | if (t->arch.uspace_window_buffer) { |
51 | if (t->arch.uspace_window_buffer) { |
| - | 52 | uintptr_t uw_buf = (uintptr_t) t->arch.uspace_window_buffer; |
|
| 53 | /* |
53 | /* |
| 54 | * Mind the possible alignment of the userspace window buffer |
54 | * Mind the possible alignment of the userspace window buffer |
| 55 | * belonging to a killed thread. |
55 | * belonging to a killed thread. |
| 56 | */ |
56 | */ |
| 57 | frame_free(KA2PA(ALIGN_DOWN((uintptr_t) |
57 | free((uint8_t *) ALIGN_DOWN(uw_buf, UWB_ALIGNMENT)); |
| 58 | t->arch.uspace_window_buffer, PAGE_SIZE))); |
- | |
| 59 | } |
58 | } |
| 60 | } |
59 | } |
| 61 | 60 | ||
| 62 | void thread_create_arch(thread_t *t) |
61 | void thread_create_arch(thread_t *t) |
| 63 | { |
62 | { |
| Line 65... | Line 64... | ||
| 65 | { |
64 | { |
| 66 | /* |
65 | /* |
| 67 | * The thread needs userspace window buffer and the object |
66 | * The thread needs userspace window buffer and the object |
| 68 | * returned from the slab allocator doesn't have any. |
67 | * returned from the slab allocator doesn't have any. |
| 69 | */ |
68 | */ |
| 70 | t->arch.uspace_window_buffer = frame_alloc(ONE_FRAME, FRAME_KA); |
69 | t->arch.uspace_window_buffer = malloc(UWB_ASIZE, 0); |
| 71 | } else { |
70 | } else { |
| 72 | uintptr_t uw_buf = (uintptr_t) t->arch.uspace_window_buffer; |
71 | uintptr_t uw_buf = (uintptr_t) t->arch.uspace_window_buffer; |
| 73 | 72 | ||
| 74 | /* |
73 | /* |
| 75 | * Mind the possible alignment of the userspace window buffer |
74 | * Mind the possible alignment of the userspace window buffer |
| 76 | * belonging to a killed thread. |
75 | * belonging to a killed thread. |
| 77 | */ |
76 | */ |
| 78 | t->arch.uspace_window_buffer = (uint8_t *) ALIGN_DOWN(uw_buf, |
77 | t->arch.uspace_window_buffer = (uint8_t *) ALIGN_DOWN(uw_buf, |
| 79 | PAGE_SIZE); |
78 | UWB_ASIZE); |
| 80 | } |
79 | } |
| 81 | } |
80 | } |
| 82 | 81 | ||
| 83 | /** @} |
82 | /** @} |
| 84 | */ |
83 | */ |