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Diffstat (limited to 'hifi/xaf/host-apf/proxy/xf-fio.c')
-rw-r--r--hifi/xaf/host-apf/proxy/xf-fio.c193
1 files changed, 0 insertions, 193 deletions
diff --git a/hifi/xaf/host-apf/proxy/xf-fio.c b/hifi/xaf/host-apf/proxy/xf-fio.c
deleted file mode 100644
index 5c3c3dbf..00000000
--- a/hifi/xaf/host-apf/proxy/xf-fio.c
+++ /dev/null
@@ -1,193 +0,0 @@
-/*******************************************************************************
-* Copyright (C) 2018 Cadence Design Systems, Inc.
-*
-* Permission is hereby granted, free of charge, to any person obtaining
-* a copy of this software and associated documentation files (the
-* "Software"), to use this Software with Cadence processor cores only and
-* not with any other processors and platforms, subject to
-* the following conditions:
-*
-* The above copyright notice and this permission notice shall be included
-* in all copies or substantial portions of the Software.
-*
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
-* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-******************************************************************************/
-
-#define MODULE_TAG FIO
-
-/*******************************************************************************
- * Includes
- ******************************************************************************/
-
-#include "xf.h"
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-
-/*******************************************************************************
- * Tracing configuration
- ******************************************************************************/
-
-TRACE_TAG(INIT, 1);
-TRACE_TAG(CMD, 1);
-TRACE_TAG(RSP, 1);
-
-/*******************************************************************************
- * Local constants - tbd
- ******************************************************************************/
-
-/* ...proxy setup ioctl */
-#define XF_PROXY_SETUP_IOCTL _IO('P', 0x0)
-
-/* ...proxy close ioctl */
-#define XF_PROXY_CLOSE_IOCTL _IO('P', 0x1)
-
-#define HIFI_DSP_MISC_DRIVER "/dev/hifi_misc"
-#ifndef GJB_COMMENT
-#define HIFI_MISC_IOCTL_XAF_IPC_MSG_SEND _IOW('A', 0x7c, xf_proxy_message_driv_t)
-#define HIFI_MISC_IOCTL_XAF_IPC_MSG_RECV _IOR('A', 0x7d, xf_proxy_message_driv_t)
-#define HIFI_MISC_IOCTL_XAF_IPC_VMSG_PTR _IOR('A', 0x7e, xf_proxy_message_driv_t)
-#endif
-//u8 remote_ipc_pool[XF_CFG_REMOTE_IPC_POOL_SIZE];
-/*******************************************************************************
- * Internal IPC API implementation
- ******************************************************************************/
-
-/* ...pass command to remote DSP */
-int xf_ipc_send(xf_proxy_ipc_data_t *ipc, xf_proxy_msg_t *msg, void *b)
-{
- /* ...unused arg */
- (void) b;
-
- int fd = ipc->fd;
- int ret;
-#ifdef GJB_COMMENT
- TRACE(CMD, _b("C[%08x]:(%x,%08x,%u)"), msg->id, msg->opcode, msg->address, msg->length);
-
- /* ...pass message to kernel driver */
- XF_CHK_ERR(write(fd, msg, sizeof(*msg)) == sizeof(*msg), -errno);
-#else
- ret = ioctl(fd, HIFI_MISC_IOCTL_XAF_IPC_MSG_SEND, msg);// GJB:-Verify th return value with driver implementation.
-#endif
-
- /* ...communication mutex is still locked! */
- return 0;
-}
-
-/* ...wait for response availability */
-int xf_ipc_wait(xf_proxy_ipc_data_t *ipc, u32 timeout)
-{
- int fd = ipc->fd;
- fd_set rfds;
- struct timeval tv;
-
- /* ...specify waiting set */
- FD_ZERO(&rfds);
- FD_SET(fd, &rfds);
-
- /* ...set timeout value if given */
- (timeout ? tv.tv_sec = timeout / 1000, tv.tv_usec = (timeout % 1000) * 1000 : 0);
-
- /* ...wait until there is a data in file */
-// XF_CHK_ERR(select(fd + 1, &rfds, NULL, NULL, (timeout ? &tv : NULL)) >= 0, -errno);
- select(fd+1,&rfds,NULL,NULL,(timeout? &tv: NULL));
-
- /* ...check if descriptor is set */
- return (FD_ISSET(fd, &rfds) ? 0 : -ETIMEDOUT);
-}
-
-/* ...read response from proxy */
-int xf_ipc_recv(xf_proxy_ipc_data_t *ipc, xf_proxy_msg_t *msg, void **buffer)
-{
- int fd = ipc->fd;
- int r;
- xf_proxy_msg_t temp;
-#ifdef GJB_COMMENT
- /* ...get message header from file */
- if ((r = read(fd, msg, sizeof(*msg))) == sizeof(*msg))
- {
- TRACE(RSP, _b("R[%08x]:(%x,%u,%08x)"), msg->id, msg->opcode, msg->length, msg->address);
-
- /* ...translate shared address into local pointer */
- XF_CHK_ERR((*buffer = xf_ipc_a2b(ipc, msg->address)) != (void *)-1, -EBADFD);
-
- /* ...return positive result indicating the message has been received */
- return sizeof(*msg);
- }
-#else
- if ((r = ioctl(fd, HIFI_MISC_IOCTL_XAF_IPC_MSG_RECV, &temp)) == sizeof(temp))
- {
- msg->id = temp.id;
- msg->opcode = temp.opcode;
- msg->length = temp.length;
- *buffer = xf_ipc_a2b(ipc, temp.address);
- /* ...translate shared address into local pointer */
- XF_CHK_ERR((*buffer = xf_ipc_a2b(ipc, temp.address)) != (void *)-1, -EBADFD);
- msg->address = temp.address;
- return sizeof(*msg);
- }
-#endif
- else
- {
- /* ...if no response is available, return 0 result */
- return XF_CHK_API(errno == EAGAIN ? 0 : -errno);
- }
-}
-
-/*******************************************************************************
- * Internal API functions implementation
- ******************************************************************************/
-
-/* ...open proxy interface on proper DSP partition */
-int xf_ipc_open(xf_proxy_ipc_data_t *ipc, u32 core, void *p_shmem)
-{
- //XF_CHK_ERR((p_shmem != NULL), -errno);
- //size_t xf_cfg_remote_ipc_pool_size = *(size_t *)p_shmem;//user configured shmem pool size: minimum 256 KB
- /* ...unused arg */
- (void) p_shmem;
-#ifdef GJB_COMMENT
- /* ...open file handle */
- XF_CHK_ERR((ipc->fd = open("/dev/xtensa-proxy", O_RDWR)) >= 0, -errno);
-
- /* ...pass shread memory core for this proxy instance */
- XF_CHK_ERR(ioctl(ipc->fd, XF_PROXY_SETUP_IOCTL, core) >= 0, -errno);
-#else
- XF_CHK_ERR((ipc->fd = open(HIFI_DSP_MISC_DRIVER, O_RDWR,0)) >= 0, -errno);
-#endif
- /* ...create pipe for asynchronous response delivery */
- XF_CHK_ERR(pipe(ipc->pipe) == 0, -errno);
-
- /* ...map entire shared memory region (not too good - tbd) */
-// ipc->shmem = remote_ipc_pool;
-// ioctl(ipc->fd, HIFI_MISC_IOCTL_XAF_IPC_VMSG_PTR, ipc->shmem);
-#if 1
- //allocate 256 KB constant size
- XF_CHK_ERR((ipc->shmem = mmap(NULL, XF_CFG_REMOTE_IPC_POOL_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, ipc->fd, 0)) != MAP_FAILED, -errno);
-#else
- XF_CHK_ERR((ipc->shmem = mmap(NULL, xf_cfg_remote_ipc_pool_size, PROT_READ | PROT_WRITE, MAP_SHARED, ipc->fd, 0)) != MAP_FAILED, -errno);
-#endif
- TRACE(INIT, _b("proxy-%u interface opened"), core);
- return 0;
-}
-
-/* ...close proxy handle */
-void xf_ipc_close(xf_proxy_ipc_data_t *ipc, u32 core)
-{
- /* ...unmap shared memory region */
-// (void)munmap(ipc->shmem, XF_CFG_REMOTE_IPC_POOL_SIZE);
-
- /* ...close asynchronous response delivery pipe */
- close(ipc->pipe[0]), close(ipc->pipe[1]);
-
- /* ...close proxy file handle */
- close(ipc->fd);
-
- TRACE(INIT, _b("proxy-%u interface closed"), core);
-}
-
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