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/Zephyr-latest/drivers/ethernet/
Deth_ivshmem_queue.c4 * SPDX-License-Identifier: Apache-2.0
27 static int tx_clean_used(struct eth_ivshmem_queue *q);
28 static int get_rx_avail_desc_idx(struct eth_ivshmem_queue *q, uint16_t *avail_desc_idx);
31 struct eth_ivshmem_queue *q, uintptr_t tx_shmem, in eth_ivshmem_queue_init() argument
34 memset(q, 0, sizeof(*q)); in eth_ivshmem_queue_init()
44 q->desc_max_len = vring_desc_len; in eth_ivshmem_queue_init()
45 q->vring_data_max_len = shmem_section_size - vring_header_size; in eth_ivshmem_queue_init()
46 q->vring_header_size = vring_header_size; in eth_ivshmem_queue_init()
47 q->tx.shmem = (void *)tx_shmem; in eth_ivshmem_queue_init()
48 q->rx.shmem = (void *)rx_shmem; in eth_ivshmem_queue_init()
[all …]
Deth_ivshmem_priv.h4 * SPDX-License-Identifier: Apache-2.0
43 struct eth_ivshmem_queue *q, uintptr_t tx_shmem,
45 void eth_ivshmem_queue_reset(struct eth_ivshmem_queue *q);
46 int eth_ivshmem_queue_tx_get_buff(struct eth_ivshmem_queue *q, void **data, size_t len);
47 int eth_ivshmem_queue_tx_commit_buff(struct eth_ivshmem_queue *q);
48 int eth_ivshmem_queue_rx(struct eth_ivshmem_queue *q, const void **data, size_t *len);
49 int eth_ivshmem_queue_rx_complete(struct eth_ivshmem_queue *q);
/Zephyr-latest/doc/services/zbus/images/
Dzbus_overview.svg1 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
2 <!-- Generator: Gravit.io -->
3 …-path="url(#_clipPath_4s5vgiB38S3pAl7QuuCNwfKUotLNVBNL)"><g><path d="M 28.3 26.02 L 149.17 26.02 C…
Dzbus_anatomy.svg1 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
2 <!-- Generator: Gravit.io -->
3 …-path="url(#_clipPath_RMksZwjYncgyEzjvRuYD2Ss4GUVxFZdP)"><g/><path d="M 2.459 109.6 L 645.841 109.…
/Zephyr-latest/include/zephyr/dsp/
Dprint_format.h2 * SPDX-License-Identifier: Apache-2.0
14 * @defgroup math_printing Helper macros for printing Q values.
21 * For a Q value representing 0.5, the expected output will be:
28 * @brief Insert Q value format string
32 static inline int64_t ___PRIq_arg_shift(int64_t q, int shift) in ___PRIq_arg_shift() argument
35 return llabs(q) >> -shift; in ___PRIq_arg_shift()
37 return llabs(q) << shift; in ___PRIq_arg_shift()
45 #define __PRIq_arg_shift(q, shift) ___PRIq_arg_shift(q, ((shift) + (8 * (4 - (int)sizeof(q))))) argument
46 #define __PRIq_arg_get(q, shift, h, l) FIELD_GET(GENMASK64(h, l), __PRIq_arg_shift(q, shift)) argument
47 #define __PRIq_arg_get_int(q, shift) __PRIq_arg_get(q, shift, 63, 31) argument
[all …]
/Zephyr-latest/tests/subsys/ipc/ipc_sessions/src/
Ddata_queue.c4 * SPDX-License-Identifier: Apache-2.0
17 void data_queue_init(struct data_queue *q, void *mem, size_t bytes) in data_queue_init() argument
19 k_heap_init(&q->h, mem, bytes); in data_queue_init()
20 k_queue_init(&q->q); in data_queue_init()
23 int data_queue_put(struct data_queue *q, const void *data, size_t bytes, k_timeout_t timeout) in data_queue_put() argument
26 &q->h, in data_queue_put()
32 return -ENOMEM; in data_queue_put()
34 buffer->size = bytes; in data_queue_put()
35 memcpy(buffer->data, data, bytes); in data_queue_put()
37 k_queue_append(&q->q, buffer); in data_queue_put()
[all …]
Ddata_queue.h4 * SPDX-License-Identifier: Apache-2.0
11 struct k_queue q; member
15 void data_queue_init(struct data_queue *q, void *mem, size_t bytes);
17 int data_queue_put(struct data_queue *q, const void *data, size_t bytes, k_timeout_t timeout);
19 void *data_queue_get(struct data_queue *q, size_t *size, k_timeout_t timeout);
21 void data_queue_release(struct data_queue *q, void *data);
23 int data_queue_is_empty(struct data_queue *q);
/Zephyr-latest/tests/bluetooth/host/cs/bt_le_cs_parse_pct/src/
Dmain.c4 * SPDX-License-Identifier: Apache-2.0
19 * - Valid PCT is passed in
22 * - IQ term matches expected values
33 {.input = {0x00, 0x00, 0x00}, .output = {.i = 0, .q = 0}}, in ZTEST()
34 {.input = {0xFF, 0xFF, 0xFF}, .output = {.i = -1, .q = -1}}, in ZTEST()
35 {.input = {0xFF, 0x00, 0xFF}, .output = {.i = 255, .q = -16}}, in ZTEST()
36 {.input = {0xFF, 0x00, 0x00}, .output = {.i = 255, .q = 0}}, in ZTEST()
37 {.input = {0x00, 0xFF, 0x00}, .output = {.i = -256, .q = 15}}, in ZTEST()
38 {.input = {0x00, 0x00, 0xFF}, .output = {.i = 0, .q = -16}}, in ZTEST()
39 {.input = {0x00, 0x08, 0x80}, .output = {.i = -2048, .q = -2048}}, in ZTEST()
[all …]
/Zephyr-latest/tests/subsys/dsp/print_format/src/
Dmain.c2 * SPDX-License-Identifier: Apache-2.0
9 #define float_multiplier(type) ((INT64_C(1) << (8 * sizeof(type) - 1)) - 1)
22 q31_t q = (q31_t)0x0f5c28f0; /* 0.119999997 */ in ZTEST() local
24 snprintf(buffer, 256, "%" PRIq(6), PRIq_arg(q, 6, 0)); in ZTEST()
27 snprintf(buffer, 256, "%" PRIq(6), PRIq_arg(q, 6, 1)); in ZTEST()
30 snprintf(buffer, 256, "%" PRIq(6), PRIq_arg(q, 6, -2)); in ZTEST()
33 snprintf(buffer, 256, "%" PRIq(4), PRIq_arg(q, 4, 0)); in ZTEST()
36 snprintf(buffer, 256, "%" PRIq(4), PRIq_arg(q, 4, 1)); in ZTEST()
39 snprintf(buffer, 256, "%" PRIq(4), PRIq_arg(q, 4, -2)); in ZTEST()
46 q31_t q = (q31_t)0x83d70a00; /* -0.970000029 */ in ZTEST() local
[all …]
/Zephyr-latest/tests/kernel/msgq/msgq_api/src/
Dtest_msgq_fail.c4 * SPDX-License-Identifier: Apache-2.0
12 static void put_fail(struct k_msgq *q) in put_fail() argument
14 int ret = k_msgq_put(q, (void *)&data[0], K_NO_WAIT); in put_fail()
17 ret = k_msgq_put(q, (void *)&data[0], K_NO_WAIT); in put_fail()
19 /**TESTPOINT: msgq put returns -ENOMSG*/ in put_fail()
20 ret = k_msgq_put(q, (void *)&data[1], K_NO_WAIT); in put_fail()
21 zassert_equal(ret, -ENOMSG); in put_fail()
22 /**TESTPOINT: msgq put returns -EAGAIN*/ in put_fail()
23 ret = k_msgq_put(q, (void *)&data[0], TIMEOUT); in put_fail()
24 zassert_equal(ret, -EAGAIN); in put_fail()
[all …]
Dtest_msgq_attrs.c4 * SPDX-License-Identifier: Apache-2.0
13 static void attrs_get(struct k_msgq *q) in attrs_get() argument
18 k_msgq_get_attrs(q, &attrs); in attrs_get()
23 ret = k_msgq_put(q, (void *)&send_buf[i], K_NO_WAIT); in attrs_get()
27 k_msgq_get_attrs(q, &attrs); in attrs_get()
31 ret = k_msgq_get(q, (void *)&rec_buf[i], K_NO_WAIT); in attrs_get()
35 k_msgq_get_attrs(q, &attrs); in attrs_get()
64 struct k_msgq *q; in ZTEST_USER() local
66 q = k_object_alloc(K_OBJ_MSGQ); in ZTEST_USER()
67 zassert_not_null(q, "couldn't alloc message queue"); in ZTEST_USER()
[all …]
Dtest_msgq_purge.c4 * SPDX-License-Identifier: Apache-2.0
20 zassert_equal(ret, -ENOMSG); in tThread_entry()
23 static void purge_when_put(struct k_msgq *q) in purge_when_put() argument
29 ret = k_msgq_put(q, (void *)&data[i], K_NO_WAIT); in purge_when_put()
34 tThread_entry, q, NULL, NULL, in purge_when_put()
39 k_msgq_purge(q); in purge_when_put()
43 ret = k_msgq_put(q, (void *)&data[i], K_NO_WAIT); in purge_when_put()
73 struct k_msgq *q; in ZTEST_USER() local
75 q = k_object_alloc(K_OBJ_MSGQ); in ZTEST_USER()
76 zassert_not_null(q, "couldn't alloc message queue"); in ZTEST_USER()
[all …]
/Zephyr-latest/tests/kernel/queue/src/
Dtest_queue_user.c4 * SPDX-License-Identifier: Apache-2.0
30 struct k_queue *q = p1; in child_thread_get() local
33 zassert_false(k_queue_is_empty(q)); in child_thread_get()
34 qd = k_queue_peek_head(q); in child_thread_get()
35 zassert_equal(qd->data, 0); in child_thread_get()
36 qd = k_queue_peek_tail(q); in child_thread_get()
37 zassert_equal(qd->data, (LIST_LEN * 2) - 1, in child_thread_get()
38 "got %d expected %d", qd->data, (LIST_LEN * 2) - 1); in child_thread_get()
41 qd = k_queue_get(q, K_FOREVER); in child_thread_get()
43 zassert_equal(qd->data, i); in child_thread_get()
[all …]
/Zephyr-latest/tests/kernel/context/
DREADME.txt12 - start a helper thread to help with k_yield() tests
13 - start a thread to test thread related functionality
16 - Called by a higher priority thread when there is another thread
17 - Called by an equal priority thread when there is another thread
18 - Called by a lower priority thread when there is another thread
21 - Called from an ISR (interrupted a task)
22 - Called from an ISR (interrupted a thread)
23 - Called from a task
24 - Called from a thread
27 - Called from an ISR that interrupted a task
[all …]
/Zephyr-latest/include/zephyr/sys/
Dmpsc_lockfree.h2 * Copyright (c) 2010-2011 Dmitry Vyukov
5 * SPDX-License-Identifier: Apache-2.0
30 * @brief A wait-free intrusive multi producer single consumer (MPSC) queue using
31 * a singly linked list. Ordering is First-In-First-Out.
33 * Based on the well known and widely used wait-free MPSC queue described by
111 * @param q Queue to initialize or reset
113 static inline void mpsc_init(struct mpsc *q) in mpsc_init() argument
115 mpsc_ptr_set(q->head, &q->stub); in mpsc_init()
116 q->tail = &q->stub; in mpsc_init()
117 mpsc_ptr_set(q->stub.next, NULL); in mpsc_init()
[all …]
/Zephyr-latest/tests/lib/cobs/src/
Dmain.c3 * SPDX-License-Identifier: Apache-2.0
27 fixture->test_data = net_buf_alloc(&test_pool, K_NO_WAIT); in cobs_test_setup()
28 fixture->encoded = net_buf_alloc(&test_pool, K_NO_WAIT); in cobs_test_setup()
29 fixture->decoded = net_buf_alloc(&test_pool, K_NO_WAIT); in cobs_test_setup()
31 zassert_not_null(fixture->test_data, "Failed to allocate test_data buffer"); in cobs_test_setup()
32 zassert_not_null(fixture->encoded, "Failed to allocate encoded buffer"); in cobs_test_setup()
33 zassert_not_null(fixture->decoded, "Failed to allocate decoded buffer"); in cobs_test_setup()
35 net_buf_reset(fixture->test_data); in cobs_test_setup()
36 net_buf_reset(fixture->encoded); in cobs_test_setup()
37 net_buf_reset(fixture->decoded); in cobs_test_setup()
[all …]
/Zephyr-latest/doc/build/dts/
Dzephyr_dt_i2c_high_level.svg1 <?xml version="1.0" encoding="UTF-8"?>
2 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
3 …-color: rgb(255, 255, 255);" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="429px…
/Zephyr-latest/tests/lib/heap_align/src/
Dmain.c4 * SPDX-License-Identifier: Apache-2.0
33 align -= rew; in alignment_ok()
39 return (addr & (align - 1)) == 0; in alignment_ok()
45 * are returned low-address to high, and that freed blocks are merged
51 void *p, *q, *r, *s; in check_heap_align() local
57 q = sys_heap_aligned_alloc(h, align, size); in check_heap_align()
58 zassert_true(q != NULL, "first aligned allocation failed"); in check_heap_align()
59 zassert_true(alignment_ok(q, align), "block not aligned"); in check_heap_align()
68 suffix = (heap_end - (uint8_t *)ROUND_UP((uintptr_t)r + size, CHUNK_UNIT)) in check_heap_align()
69 - heap_chunk_header_size; in check_heap_align()
[all …]
/Zephyr-latest/boards/st/nucleo_n657x0_q/doc/
Dindex.rst6 The NUCLEO-N657X0-Q board provides an affordable and flexible way for users to try out
15 The NUCLEO-N657X0-Q board does not require any separate probe as it integrates the ST-LINK
18 The STM32 Nucleo-144 board comes with the STM32 comprehensive free software libraries and
24 - Common features:
26 - STM32 microcontroller in an LQFP144, TFBGA225, or VFBGA264 package
27 - 3 user LEDs
28 - 1 user push-button and 1 reset push-button
29 - 32.768 kHz crystal oscillator
30 - Board connectors:
32 - SWD
[all …]
/Zephyr-latest/tests/drivers/clock_control/stm32_clock_configuration/stm32h7_devices/boards/
Dspi1_pllq_2_d1ppre_4.overlay4 * SPDX-License-Identifier: Apache-2.0
12 /* With this particular div-q and d1ppre values
19 /delete-property/ div-q;
20 div-q = <2>;
24 /delete-property/ d1ppre;
29 /delete-property/ clocks;
/Zephyr-latest/boards/st/nucleo_h7a3zi_q/doc/
Dindex.rst6 The STM32 Nucleo-144 boards offer combinations of performance and power that
8 out new concepts. For compatible boards, the SMPS (Switched-Mode Power Supply)
11 The Arduino-compatible ST Zio connector expands functionality of the Nucleo
15 The STM32 Nucleo-144 board does not require any separate probe as it integrates
16 the ST-LINK/V3E debugger/programmer.
18 The STM32 Nucleo-144 board comes with the STM32 comprehensive free software
23 - STM32 microcontroller in LQFP144 package
24 - USB OTG or full-speed device (depending on STM32 support)
25 - 3 user LEDs
26 - 2 user and reset push-buttons
[all …]
/Zephyr-latest/tests/drivers/spi/spi_loopback/boards/
Dnucleo_h723zg.overlay4 * SPDX-License-Identifier: Apache-2.0
7 /* Set div-q to get test clk freq into acceptable SPI freq range */
9 /delete-property/ div-q;
10 div-q = <8>;
15 /delete-property/ clocks;
19 compatible = "test-spi-loopback-slow";
21 spi-max-frequency = <500000>;
24 compatible = "test-spi-loopback-fast";
26 spi-max-frequency = <16000000>;
Dnucleo_h743zi.overlay4 * SPDX-License-Identifier: Apache-2.0
7 /* Set div-q to get test clk freq into acceptable SPI freq range */
9 /delete-property/ div-q;
10 div-q = <8>;
14 zephyr,memory-attr = < DT_MEM_ARM(ATTR_MPU_RAM_NOCACHE) >;
20 dma-names = "tx", "rx";
22 compatible = "test-spi-loopback-slow";
24 spi-max-frequency = <500000>;
27 compatible = "test-spi-loopback-fast";
29 spi-max-frequency = <16000000>;
Dnucleo_h745zi_q_stm32h745xx_m4.overlay4 * SPDX-License-Identifier: Apache-2.0
7 /* Set div-q to get test clk freq into acceptable SPI freq range */
9 /delete-property/ div-q;
10 div-q = <8>;
14 zephyr,memory-attr = < DT_MEM_ARM(ATTR_MPU_RAM_NOCACHE) >;
20 dma-names = "tx", "rx";
22 compatible = "test-spi-loopback-slow";
24 spi-max-frequency = <500000>;
27 compatible = "test-spi-loopback-fast";
29 spi-max-frequency = <16000000>;
/Zephyr-latest/doc/connectivity/networking/api/
Dtraffic-class.rst1 .. _traffic-class-support:
13 VLAN priority at `IEEE 802.1Q <https://en.wikipedia.org/wiki/IEEE_802.1Q>`_.
21 specified in `IEEE 802.1Q spec`_ chapter I.3, chapter 8.6.6 table 8-4,
22 and chapter 34.5 table 34-1. Each traffic class is in turn mapped to a certain
28 .. _IEEE 802.1Q spec: https://ieeexplore.ieee.org/document/6991462/

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