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/freebsd/sys/dev/isci/scil/
H A Dsati_mode_sense.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
9 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
22 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
28 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
59 * translate the SCSI mode sense (6 and 10-byte) commands.
82 * @brief This method indicates if the supplied page control is supported
84 * (i.e. non-volatile) are not supported.
88 * @return This method returns an indication of whether the page control
90 * @retval SATI_SUCCESS This value is returned if the page control is
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H A Dsati_mode_sense_10.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
9 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
22 * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
28 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
59 * translate the SCSI mode sense 10-byte commands.
77 * @brief This method builds the mode parameter header for a 10-byte SCSI
105 mode_data_length -= 2; in sati_mode_sense_10_build_header()
113 if (sequence->device->capabilities & SATI_DEVICE_CAP_DMA_FUA_ENABLE) in sati_mode_sense_10_build_header()
124 // largest block descriptor in this translator is 16-bytes in size. in sati_mode_sense_10_build_header()
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/freebsd/sys/dev/e1000/
H A De1000_phy.c2 SPDX-License-Identifier: BSD-3-Clause
4 Copyright (c) 2001-2020, Intel Corporation
38 static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
40 static u32 e1000_get_phy_addr_for_hv_page(u32 page);
41 static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
65 * e1000_init_phy_ops_generic - Initialize PHY function pointers
68 * Setups up the function pointers to no-op functions
72 struct e1000_phy_info *phy = &hw->phy; in e1000_init_phy_ops_generic()
76 phy->ops.init_params = e1000_null_ops_generic; in e1000_init_phy_ops_generic()
77 phy->ops.acquire = e1000_null_ops_generic; in e1000_init_phy_ops_generic()
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/freebsd/contrib/bionic-x86_64-string/
H A Dssse3-strcmp-slm.S36 lea -16(%rcx, %r11), %r9; \
74 .size name, .-name
95 ja L(crosscache) /* rsi: 16-byte load will cross cache line */
97 ja L(crosscache) /* rdi: 16-byte load will cross cache line */
117 * Determine source and destination string offsets from 16-byte alignment.
118 * Use relative offset difference between the two to determine which case
125 mov $0xffff, %edx /* for equivalent offset */
127 and $0xf, %ecx /* offset of rsi */
128 and $0xf, %eax /* offset of rdi */
130 je L(ashr_0) /* rsi and rdi relative offset same */
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/freebsd/contrib/mandoc/
H A Dmandoc.db.522 .Nd manual page database
28 Each manual page tree contains its own
44 .Bl -dash -compact -offset 2n -width 1n
46 32-bit signed integer numbers in big endian (network) byte ordering
48 NUL-terminated strings
50 lists of NUL-terminated strings, terminated by a second NUL character
53 Numbers are aligned to four-byte boundaries; where they follow
62 .Bl -dash -compact -offset 2n -width 1n
79 The pages table contains one entry for each physical manual page
84 .Bl -dash -compact -offset 2n -width 1n
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/freebsd/lib/libc/db/hash/
H A Dhash.h1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
46 BUFHEAD *ovfl; /* Overflow page buffer header */
47 u_int32_t addr; /* Address of this page */
48 char *page; /* Actual page data */ member
65 int32_t bsize; /* Bucket/Page Size */
72 int32_t last_freed; /* Last overflow page freed */
84 u_int16_t bitmaps[NCACHED]; /* address of overflow page
99 BUFHEAD *cpage; /* Current page */
102 int error; /* Error Number -- for DBM
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H A Dhash_page.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
39 * Page manipulation for hashing package.
64 #include "un-namespace.h"
69 #include "page.h"
82 ((u_int16_t *)(P))[1] = hashp->BSIZE - 3 * sizeof(u_int16_t); \
83 ((u_int16_t *)(P))[2] = hashp->BSIZE; \
87 * This is called AFTER we have verified that there is room on the page for
101 off = OFFSET(bp) - key->size; in putpair()
102 memmove(p + off, key->data, key->size); in putpair()
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H A Dhash_bigkey.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
66 #include "page.h"
79 *-1 ==> ERROR
90 cp = bufp->page; /* Character pointer of p. */ in __big_insert()
93 key_data = (char *)key->data; in __big_insert()
94 key_size = key->size; in __big_insert()
95 val_data = (char *)val->data; in __big_insert()
96 val_size = val->size; in __big_insert()
99 for (space = FREESPACE(p) - BIGOVERHEAD; key_size; in __big_insert()
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/freebsd/sys/dev/xen/gntdev/
H A Dgntdev.c1 /*-
67 #include <xen/xen-os.h>
74 MALLOC_DEFINE(M_GNTDEV, "gntdev", "Xen grant-table user-space device");
108 return (f1->file_offset - f2->file_offset); in offset_cmp()
122 * Get offset into the file which will be used while mmapping the
129 struct file_offset_struct *offset, *offset_tmp; in get_file_offset() local
133 mtx_lock(&priv_user->user_data_lock); in get_file_offset()
134 RB_FOREACH_SAFE(offset, file_offset_head, &priv_user->file_offset, in get_file_offset()
136 if (offset->count >= count) { in get_file_offset()
137 offset->count -= count; in get_file_offset()
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/freebsd/sys/contrib/openzfs/module/os/linux/zfs/
H A Dabd_os.c9 * or https://opensource.org/licenses/CDDL-1.0.
120 * contiguous multi-page chunks, a single chunk is optimal.
162 * Scatter ABD's use at least one page each, so sub-page allocations waste
164 * half of each page). Using linear ABD's for small allocations means that
170 * possible for them to actually waste more memory than scatter (one page per
183 * just a single zero'd page. This allows us to conserve memory by
184 * only using a single zero page for the scatterlist.
188 struct page;
195 static struct page *abd_zero_page = NULL;
225 ABDSTAT_INCR(abdstat_struct_size, -(int)sizeof (abd_t)); in abd_free_struct_impl()
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H A Dzpl_file.c9 * or https://opensource.org/licenses/CDDL-1.0.
66 error = -zfs_open(ip, filp->f_mode, filp->f_flags, cr); in zpl_open()
82 if (ITOZ(ip)->z_atime_dirty) in zpl_release()
86 error = -zfs_close(ip, filp->f_flags, cr); in zpl_release()
103 error = -zfs_readdir(file_inode(filp), ctx, cr); in zpl_iterate()
114 struct inode *inode = filp->f_mapping->host; in zpl_fsync()
123 * tandem so that sync writes can detect if there are any non-sync in zpl_fsync()
124 * writes going on and vice-versa. The "vice-versa" part to this logic in zpl_fsync()
125 * is located in zfs_putpage() where non-sync writes check if there are in zpl_fsync()
126 * any ongoing sync writes. If any sync and non-sync writes overlap, in zpl_fsync()
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/freebsd/contrib/llvm-project/compiler-rt/lib/scudo/standalone/
H A Drelease.h1 //===-- release.h --------
47 uptr Offset = 0; global() variable
79 uptr Offset = 0; global() variable
113 const uptr Offset = index * StaticBufferSize; getBuffer() local
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/freebsd/sys/contrib/openzfs/tests/zfs-tests/tests/functional/vdev_disk/
H A Dpage_alignment.c9 * or https://opensource.org/licenses/CDDL-1.0.
32 * This tests the vdev_disk page alignment check callback
39 struct page;
43 * would also then use the platform page size, which isn't what we want for
57 vdev_disk_check_alignment_cb(struct page *page, size_t off, size_t len, in vdev_disk_check_alignment_cb() argument
60 (void) page; in vdev_disk_check_alignment_cb()
64 * The cardinal rule: a single on-disk block must never cross an in vdev_disk_check_alignment_cb()
65 * physical (order-0) page boundary, as the kernel expects to be able in vdev_disk_check_alignment_cb()
66 * to split at both LBS and page boundaries. in vdev_disk_check_alignment_cb()
69 * (possibly compound) page, which we can check for. in vdev_disk_check_alignment_cb()
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/freebsd/sys/compat/linuxkpi/common/include/linux/
H A Dscatterlist.h1 /*-
5 * Copyright (c) 2013-2017 Mellanox Technologies, Ltd.
40 #include <linux/page.h>
50 unsigned int offset;
78 #define SCATTERLIST_MAX_SEGMENT (-1U & ~(PAGE_SIZE - 1))
86 #define sg_is_chain(sg) ((sg)->page_link & SG_PAGE_LINK_CHAIN)
87 #define sg_is_last(sg) ((sg)->page_link & SG_PAGE_LINK_LAST)
89 ((struct scatterlist *) ((sg)->page_link & ~SG_PAGE_LINK_MASK))
91 #define sg_dma_address(sg) (sg)->dma_addres
47 unsigned int offset; global() member
116 sg_assign_page(struct scatterlist * sg,struct page * page) sg_assign_page() argument
124 sg_set_page(struct scatterlist * sg,struct page * page,unsigned int len,unsigned int offset) sg_set_page() argument
125 sg_set_page(struct scatterlist * sg,struct page * page,unsigned int len,unsigned int offset) sg_set_page() argument
570 struct page *page; sg_pcopy_from_buffer() local
626 sg_pcopy_to_buffer(struct scatterlist * sgl,unsigned int nents,void * buf,size_t buflen,off_t offset) sg_pcopy_to_buffer() argument
630 struct page *page; sg_pcopy_to_buffer() local
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/freebsd/lib/libsys/
H A Dmmap.239 .Fn mmap "void *addr" "size_t len" "int prot" "int flags" "int fd" "off_t offset"
49 starting at byte offset
50 .Fa offset .
53 is not a multiple of the page size, the mapped region may extend past the
55 Any such extension beyond the end of the mapped object will be zero-filled.
61 .Fa offset
67 .Fa offset
69 If the object is truncated and the process later accesses a page that
77 .Fa offset
80 .Fa offset
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/freebsd/sys/kern/
H A Dsubr_memdesc.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
52 KASSERT(PMAP_HAS_DMAP, ("direct-map required")); in phys_copyback()
58 todo = min(PAGE_SIZE - page_off, size); in phys_copyback()
61 size -= todo; in phys_copyback()
75 while (vlist->ds_len <= off) { in vlist_copyback()
78 off -= vlist->ds_len; in vlist_copyback()
80 sglist_cnt--; in vlist_copyback()
88 if (todo > vlist->ds_len - off) in vlist_copyback()
89 todo = vlist->ds_len - off; in vlist_copyback()
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/freebsd/lib/libc/db/btree/
H A Dbt_delete.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
45 static int __bt_curdel(BTREE *, const DBT *, PAGE *, u_int);
46 static int __bt_pdelete(BTREE *, PAGE *);
47 static int __bt_relink(BTREE *, PAGE *);
48 static int __bt_stkacq(BTREE *, PAGE **, CURSOR *);
61 PAGE *h; in __bt_delete()
64 t = dbp->internal; in __bt_delete()
66 /* Toss any page pinned across calls. */ in __bt_delete()
67 if (t->bt_pinned != NULL) { in __bt_delete()
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/freebsd/sys/vm/
H A Dsg_pager.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
81 * Offset should be page aligned. in sg_pager_alloc()
87 * The scatter/gather list must only include page-aligned in sg_pager_alloc()
92 for (i = 0; i < sg->sg_nseg; i++) { in sg_pager_alloc()
93 if ((sg->sg_segs[i].ss_paddr % PAGE_SIZE) != 0 || in sg_pager_alloc()
94 (sg->sg_segs[i].ss_len % PAGE_SIZE) != 0) in sg_pager_alloc()
96 npages += sg->sg_segs[i].ss_len / PAGE_SIZE; in sg_pager_alloc()
118 object->handle = sglist_hold(sg); in sg_pager_alloc()
119 TAILQ_INIT(&object->un_pager.sgp.sgp_pglist); in sg_pager_alloc()
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/freebsd/contrib/llvm-project/lld/MachO/Arch/
H A DARM64.cpp1 //===- ARM64.cpp ----------------------------------------------------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
16 #include "mach-o/compact_unwind_encoding.h"
50 // POINTER_TO_GOT: ld64 supports a 4-byte pc-relative form as well as an 8-byte
52 // are weird -- it results in the value of the GOT slot being written, instead
53 // of the address. Let's not support it unless we find a real-world use case.
74 0x90000010, // 00: adrp x16, __la_symbol_ptr@page
85 0x90000011, // 00: adrp x17, _dyld_private@page
87 0xa9bf47f0, // 08: stp x16/x17, [sp, #-16]!
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/freebsd/usr.bin/nl/
H A Dnl.138 .Bk -words
41 .Bk -words
44 .Bk -words
47 .Bk -words
50 .Bk -words
53 .Bk -words
56 .Bk -words
59 .Bk -words
62 .Bk -words
65 .Bk -words
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/freebsd/sys/net/
H A Dbpf_zerocopy.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
60 * Zero-copy buffer scheme for BPF: user space "donates" two buffers, which
62 * by BPF. Memory is wired since page faults cannot be tolerated in the
84 * non-contiguous pages in the direct map region) so we must implement
85 * scatter-gather copying. One significant mitigating factor is that on
110 * Release a page we've previously wired.
120 * Free an sf_buf with attached page.
133 * Free a zbuf, including its page array, sbufs, and pages. Allow partially
142 for (i = 0; i < zb->zb_numpages; i++) { in zbuf_free()
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/freebsd/tests/sys/posixshm/
H A Dposixshm_test.c1 /*-
50 #include <atf-c.h>
66 ATF_REQUIRE_MSG(mkstemp(path) != -1, in gen_a_test_path()
93 ATF_CHECK_MSG(fd == -1, "shm_open didn't fail"); in shm_open_should_fail()
106 ATF_CHECK_MSG(shm_unlink(path) == -1, "shm_unlink didn't fail"); in shm_unlink_should_fail()
114 * on success and -1 on failure.
119 char *page; in scribble_object() local
135 page = mmap(0, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); in scribble_object()
136 if (page == MAP_FAILED) in scribble_object()
139 page[0] = value; in scribble_object()
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/freebsd/lib/libkvm/
H A Dkvm_minidump_amd64.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
50 #define VM_IS_V1(vm) (vm->hdr.version == 1)
52 (VM_IS_V1(vm) ? ((va) & (AMD64_PAGE_SIZE - 1)) : ((va) & AMD64_PAGE_MASK))
71 * Version 2 minidumps use page directory entries, while version 1 use page
91 /* Get the first page table entry for a given page directory index. */
114 struct vmstate *vm = kd->vmst; in _amd64_minidump_freevtop()
117 kd->vmst = NULL; in _amd64_minidump_freevtop()
128 _kvm_err(kd, kd->program, "cannot allocate vm"); in _amd64_minidump_initvtop()
129 return (-1); in _amd64_minidump_initvtop()
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/freebsd/sys/dev/mlx4/mlx4_core/
H A Dmlx4_icm.c15 * - Redistributions of source code must retain the above
19 * - Redistributions in binary form must reproduce the above
59 if (chunk->nsg > 0) in mlx4_free_icm_pages()
60 pci_unmap_sg(dev->persist->pdev, chunk->mem, chunk->npages, in mlx4_free_icm_pages()
63 for (i = 0; i < chunk->npages; ++i) in mlx4_free_icm_pages()
64 __free_pages(sg_page(&chunk->mem[i]), in mlx4_free_icm_pages()
65 get_order(chunk->mem[i].length)); in mlx4_free_icm_pages()
72 for (i = 0; i < chunk->npages; ++i) in mlx4_free_icm_coherent()
73 dma_free_coherent(&dev->persist->pdev->dev, in mlx4_free_icm_coherent()
74 chunk->mem[i].length, in mlx4_free_icm_coherent()
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/freebsd/sys/cam/scsi/
H A Dscsi_enc_ses.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
61 /* SES Diagnostic Page Codes */
123 SES_SETSTATUS_ENC_IDX = -1
133 req->result = result; in ses_terminate_control_requests()
147 ITERATOR_INDEX_INVALID = -1,
162 * elements detected via the SES configuration page by tracking the numerous
220 * This index is appropriate for indexing into enc->ses_elm_map.
347 /* References into the config page. */
393 * of the first type (ITERATOR_INDEX_INVALID == -1). This in ses_iter_reset()
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