aice_pipe.c

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// SPDX-License-Identifier: GPL-2.0-or-later
 
/***************************************************************************
 *   Copyright (C) 2013 by Andes Technology                                *
 *   Hsiangkai Wang <hkwang@andestech.com>                                 *
 ***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
 
#include <helper/system.h>
 
#ifdef _WIN32
#include <windows.h>
#else
#include <signal.h>
#endif
 
#include <helper/log.h>
#include <helper/time_support.h>
#include "aice_port.h"
#include "aice_pipe.h"
 
#define AICE_PIPE_MAXLINE 8192
 
#ifdef _WIN32
PROCESS_INFORMATION proc_info;
 
static HANDLE aice_pipe_output[2];
static HANDLE aice_pipe_input[2];
 
static int aice_pipe_write(const void *buffer, int count)
{
    BOOL success;
    DWORD written;
 
    success = WriteFile(aice_pipe_output[1], buffer, count, &written, NULL);
    if (!success) {
        LOG_ERROR("(WIN32) write to pipe failed, error code: 0x%08l" PRIx32, GetLastError());
        return -1;
    }
 
    return written;
}
 
static int aice_pipe_read(void *buffer, int count)
{
    BOOL success;
    DWORD has_read;
 
    success = ReadFile(aice_pipe_input[0], buffer, count, &has_read, NULL);
    if (!success || (has_read == 0)) {
        LOG_ERROR("(WIN32) read from pipe failed, error code: 0x%08l" PRIx32, GetLastError());
        return -1;
    }
 
    return has_read;
}
 
static int aice_pipe_child_init(struct aice_port_param_s *param)
{
    STARTUPINFO start_info;
    BOOL success;
 
    ZeroMemory(&proc_info, sizeof(PROCESS_INFORMATION));
    ZeroMemory(&start_info, sizeof(STARTUPINFO));
    start_info.cb = sizeof(STARTUPINFO);
    start_info.hStdError = aice_pipe_input[1];
    start_info.hStdOutput = aice_pipe_input[1];
    start_info.hStdInput = aice_pipe_output[0];
    start_info.dwFlags |= STARTF_USESTDHANDLES;
 
    success = CreateProcess(NULL,
            param->adapter_name,
            NULL,
            NULL,
            TRUE,
            0,
            NULL,
            NULL,
            &start_info,
            &proc_info);
 
    if (!success) {
        LOG_ERROR("Create new process failed");
        return ERROR_FAIL;
    }
 
    return ERROR_OK;
}
 
static int aice_pipe_parent_init(struct aice_port_param_s *param)
{
    /* send open to adapter */
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_OPEN;
    set_u16(command + 1, param->vid);
    set_u16(command + 3, param->pid);
 
    if (aice_pipe_write(command, 5) != 5) {
        LOG_ERROR("write failed\n");
        return ERROR_FAIL;
    }
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0) {
        LOG_ERROR("read failed\n");
        return ERROR_FAIL;
    }
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_open(struct aice_port_param_s *param)
{
    SECURITY_ATTRIBUTES attribute;
 
    attribute.nLength = sizeof(SECURITY_ATTRIBUTES);
    attribute.bInheritHandle = TRUE;
    attribute.lpSecurityDescriptor = NULL;
 
    if (!CreatePipe(&aice_pipe_output[0], &aice_pipe_output[1],
                &attribute, AICE_PIPE_MAXLINE)) {
        LOG_ERROR("Create pipes failed");
        return ERROR_FAIL;
    }
    if (!CreatePipe(&aice_pipe_input[0], &aice_pipe_input[1],
                &attribute, AICE_PIPE_MAXLINE)) {
        LOG_ERROR("Create pipes failed");
        return ERROR_FAIL;
    }
 
    /* do not inherit aice_pipe_output[1] & aice_pipe_input[0] to child process */
    if (!SetHandleInformation(aice_pipe_output[1], HANDLE_FLAG_INHERIT, 0))
        return ERROR_FAIL;
    if (!SetHandleInformation(aice_pipe_input[0], HANDLE_FLAG_INHERIT, 0))
        return ERROR_FAIL;
 
    aice_pipe_child_init(param);
 
    aice_pipe_parent_init(param);
 
    return ERROR_OK;
}
 
#else
 
static int aice_pipe_output[2];
static int aice_pipe_input[2];
 
static int aice_pipe_write(const void *buffer, int count)
{
    if (write(aice_pipe_output[1], buffer, count) != count) {
        LOG_ERROR("write to pipe failed");
        return -1;
    }
 
    return count;
}
 
static int aice_pipe_read(void *buffer, int count)
{
    int n;
    int64_t then, cur;
 
    then = timeval_ms();
 
    while (1) {
        n = read(aice_pipe_input[0], buffer, count);
 
        if ((n == -1) && (errno == EAGAIN)) {
            cur = timeval_ms();
            if (cur - then > 500)
                keep_alive();
            continue;
        } else if (n > 0)
            break;
        else {
            LOG_ERROR("read from pipe failed");
            break;
        }
    }
 
    return n;
}
 
static int aice_pipe_child_init(struct aice_port_param_s *param)
{
    close(aice_pipe_output[1]);
    close(aice_pipe_input[0]);
 
    if (aice_pipe_output[0] != STDIN_FILENO) {
        if (dup2(aice_pipe_output[0], STDIN_FILENO) != STDIN_FILENO) {
            LOG_ERROR("Map aice_pipe to STDIN failed");
            return ERROR_FAIL;
        }
        close(aice_pipe_output[0]);
    }
 
    if (aice_pipe_input[1] != STDOUT_FILENO) {
        if (dup2(aice_pipe_input[1], STDOUT_FILENO) != STDOUT_FILENO) {
            LOG_ERROR("Map aice_pipe to STDOUT failed");
            return ERROR_FAIL;
        }
        close(aice_pipe_input[1]);
    }
 
    if (execl(param->adapter_name, param->adapter_name, (char *)0) < 0) {
        LOG_ERROR("Execute aice_pipe failed");
        return ERROR_FAIL;
    }
 
    return ERROR_OK;
}
 
static int aice_pipe_parent_init(struct aice_port_param_s *param)
{
    close(aice_pipe_output[0]);
    close(aice_pipe_input[1]);
 
    /* set read end of pipe as non-blocking */
    if (fcntl(aice_pipe_input[0], F_SETFL, O_NONBLOCK))
        return ERROR_FAIL;
 
    /* send open to adapter */
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_OPEN;
    set_u16(command + 1, param->vid);
    set_u16(command + 3, param->pid);
 
    if (aice_pipe_write(command, 5) != 5) {
        LOG_ERROR("write failed\n");
        return ERROR_FAIL;
    }
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0) {
        LOG_ERROR("read failed\n");
        return ERROR_FAIL;
    }
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static void sig_pipe(int signo)
{
    exit(1);
}
 
static int aice_pipe_open(struct aice_port_param_s *param)
{
    pid_t pid;
 
    if (signal(SIGPIPE, sig_pipe) == SIG_ERR) {
        LOG_ERROR("Register SIGPIPE handler failed");
        return ERROR_FAIL;
    }
 
    if (pipe(aice_pipe_output) < 0 || pipe(aice_pipe_input) < 0) {
        LOG_ERROR("Create pipes failed");
        return ERROR_FAIL;
    }
 
    pid = fork();
    if (pid < 0) {
        LOG_ERROR("Fork new process failed");
        return ERROR_FAIL;
    } else if (pid == 0) {
        if (aice_pipe_child_init(param) != ERROR_OK) {
            LOG_ERROR("AICE_PIPE child process initial error");
            return ERROR_FAIL;
        } else {
            if (aice_pipe_parent_init(param) != ERROR_OK) {
                LOG_ERROR("AICE_PIPE parent process initial error");
                return ERROR_FAIL;
            }
        }
    }
 
    return ERROR_OK;
}
#endif
 
static int aice_pipe_close(void)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_CLOSE;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK) {
#ifdef _WIN32
        WaitForSingleObject(proc_info.hProcess, INFINITE);
        CloseHandle(proc_info.hProcess);
        CloseHandle(proc_info.hThread);
#endif
        return ERROR_OK;
    } else
        return ERROR_FAIL;
}
 
static int aice_pipe_idcode(uint32_t *idcode, uint8_t *num_of_idcode)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_IDCODE;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    *num_of_idcode = line[0];
 
    if ((*num_of_idcode == 0) || (*num_of_idcode >= 16))
        return ERROR_FAIL;
 
    for (int i = 0 ; i < *num_of_idcode ; i++)
        idcode[i] = get_u32(line + i * 4 + 1);
 
    return ERROR_OK;
}
 
static int aice_pipe_state(uint32_t coreid, enum aice_target_state_s *state)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_STATE;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    *state = (enum aice_target_state_s)line[0];
 
    return ERROR_OK;
}
 
static int aice_pipe_reset(void)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_RESET;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_assert_srst(uint32_t coreid, enum aice_srst_type_s srst)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_ASSERT_SRST;
    command[1] = srst;
 
    if (aice_pipe_write(command, 2) != 2)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_run(uint32_t coreid)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_RUN;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_halt(uint32_t coreid)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_HALT;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_read_reg(uint32_t coreid, uint32_t num, uint32_t *val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_READ_REG;
    set_u32(command + 1, num);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    *val = get_u32(line);
 
    return ERROR_OK;
}
 
static int aice_pipe_write_reg(uint32_t coreid, uint32_t num, uint32_t val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_WRITE_REG;
    set_u32(command + 1, num);
    set_u32(command + 5, val);
 
    if (aice_pipe_write(command, 9) != 9)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_read_reg_64(uint32_t coreid, uint32_t num, uint64_t *val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_READ_REG_64;
    set_u32(command + 1, num);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    *val = (((uint64_t)get_u32(line + 4)) << 32) | get_u32(line);
 
    return ERROR_OK;
}
 
static int aice_pipe_write_reg_64(uint32_t coreid, uint32_t num, uint64_t val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_WRITE_REG_64;
    set_u32(command + 1, num);
    set_u32(command + 5, val & 0xFFFFFFFF);
    set_u32(command + 9, (val >> 32) & 0xFFFFFFFF);
 
    if (aice_pipe_write(command, 13) != 9)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_step(uint32_t coreid)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_STEP;
 
    if (aice_pipe_write(command, 1) != 1)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_read_mem_unit(uint32_t coreid, uint32_t addr, uint32_t size,
        uint32_t count, uint8_t *buffer)
{
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_READ_MEM_UNIT;
    set_u32(command + 1, addr);
    set_u32(command + 5, size);
    set_u32(command + 9, count);
 
    if (aice_pipe_write(command, 13) != 13)
        return ERROR_FAIL;
 
    if (aice_pipe_read(buffer, size * count) < 0)
        return ERROR_FAIL;
 
    return ERROR_OK;
}
 
static int aice_pipe_write_mem_unit(uint32_t coreid, uint32_t addr, uint32_t size,
        uint32_t count, const uint8_t *buffer)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_WRITE_MEM_UNIT;
    set_u32(command + 1, addr);
    set_u32(command + 5, size);
    set_u32(command + 9, count);
 
    /* WRITE_MEM_UNIT|addr|size|count|data */
    memcpy(command + 13, buffer, size * count);
 
    if (aice_pipe_write(command, 13 + size * count) < 0)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
 
    return ERROR_OK;
}
 
static int aice_pipe_read_mem_bulk(uint32_t coreid, uint32_t addr,
        uint32_t length, uint8_t *buffer)
{
    char line[AICE_PIPE_MAXLINE + 1];
    char command[AICE_PIPE_MAXLINE];
    uint32_t remain_len = length;
    uint32_t prepare_len;
    char *received_line;
    uint32_t received_len;
    int read_len;
 
    command[0] = AICE_READ_MEM_BULK;
    set_u32(command + 1, addr);
    set_u32(command + 5, length);
 
    if (aice_pipe_write(command, 9) < 0)
        return ERROR_FAIL;
 
    while (remain_len > 0) {
        if (remain_len > AICE_PIPE_MAXLINE)
            prepare_len = AICE_PIPE_MAXLINE;
        else
            prepare_len = remain_len;
 
        prepare_len++;
        received_len = 0;
        received_line = line;
        do {
            read_len = aice_pipe_read(received_line, prepare_len - received_len);
            if (read_len < 0)
                return ERROR_FAIL;
            received_line += read_len;
            received_len += read_len;
        } while (received_len < prepare_len);
 
        if (line[0] != AICE_OK)
            return ERROR_FAIL;
 
        prepare_len--;
        memcpy(buffer, line + 1, prepare_len);
        remain_len -= prepare_len;
        buffer += prepare_len;
    }
 
    return ERROR_OK;
}
 
static int aice_pipe_write_mem_bulk(uint32_t coreid, uint32_t addr,
        uint32_t length, const uint8_t *buffer)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE + 4];
    uint32_t remain_len = length;
    uint32_t written_len = 0;
    uint32_t write_len;
 
    command[0] = AICE_WRITE_MEM_BULK;
    set_u32(command + 1, addr);
    set_u32(command + 5, length);
 
    /* Send command first */
    if (aice_pipe_write(command, 9) < 0)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_ERROR)
        return ERROR_FAIL;
 
    while (remain_len > 0) {
        if (remain_len > AICE_PIPE_MAXLINE)
            write_len = AICE_PIPE_MAXLINE;
        else
            write_len = remain_len;
 
        set_u32(command, write_len);
        memcpy(command + 4, buffer + written_len, write_len); /* data only */
 
        if (aice_pipe_write(command, write_len + 4) < 0)
            return ERROR_FAIL;
 
        if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
            return ERROR_FAIL;
 
        if (line[0] == AICE_ERROR)
            return ERROR_FAIL;
 
        remain_len -= write_len;
        written_len += write_len;
    }
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_read_debug_reg(uint32_t coreid, uint32_t addr, uint32_t *val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_READ_DEBUG_REG;
    set_u32(command + 1, addr);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    *val = get_u32(line);
 
    return ERROR_OK;
}
 
static int aice_pipe_write_debug_reg(uint32_t coreid, uint32_t addr, const uint32_t val)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_WRITE_DEBUG_REG;
    set_u32(command + 1, addr);
    set_u32(command + 5, val);
 
    if (aice_pipe_write(command, 9) != 9)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_set_jtag_clock(uint32_t a_clock)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_SET_JTAG_CLOCK;
    set_u32(command + 1, a_clock);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_memory_access(uint32_t coreid, enum nds_memory_access access_channel)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_MEMORY_ACCESS;
    set_u32(command + 1, access_channel);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_memory_mode(uint32_t coreid, enum nds_memory_select mem_select)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_MEMORY_MODE;
    set_u32(command + 1, mem_select);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_read_tlb(uint32_t coreid, target_addr_t virtual_address,
        target_addr_t *physical_address)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_READ_TLB;
    set_u32(command + 1, virtual_address);
 
    if (aice_pipe_write(command, 5) != 5)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK) {
        *physical_address = get_u32(line + 1);
        return ERROR_OK;
    } else
        return ERROR_FAIL;
}
 
static int aice_pipe_cache_ctl(uint32_t coreid, uint32_t subtype, uint32_t address)
{
    char line[AICE_PIPE_MAXLINE];
    char command[AICE_PIPE_MAXLINE];
 
    command[0] = AICE_CACHE_CTL;
    set_u32(command + 1, subtype);
    set_u32(command + 5, address);
 
    if (aice_pipe_write(command, 9) != 9)
        return ERROR_FAIL;
 
    if (aice_pipe_read(line, AICE_PIPE_MAXLINE) < 0)
        return ERROR_FAIL;
 
    if (line[0] == AICE_OK)
        return ERROR_OK;
    else
        return ERROR_FAIL;
}
 
static int aice_pipe_set_retry_times(uint32_t a_retry_times)
{
    return ERROR_OK;
}
 
struct aice_port_api_s aice_pipe = {
    .open = aice_pipe_open,
    .close = aice_pipe_close,
    .idcode = aice_pipe_idcode,
    .set_jtag_clock = aice_pipe_set_jtag_clock,
    .state = aice_pipe_state,
    .reset = aice_pipe_reset,
    .assert_srst = aice_pipe_assert_srst,
    .run = aice_pipe_run,
    .halt = aice_pipe_halt,
    .step = aice_pipe_step,
    .read_reg = aice_pipe_read_reg,
    .write_reg = aice_pipe_write_reg,
    .read_reg_64 = aice_pipe_read_reg_64,
    .write_reg_64 = aice_pipe_write_reg_64,
    .read_mem_unit = aice_pipe_read_mem_unit,
    .write_mem_unit = aice_pipe_write_mem_unit,
    .read_mem_bulk = aice_pipe_read_mem_bulk,
    .write_mem_bulk = aice_pipe_write_mem_bulk,
    .read_debug_reg = aice_pipe_read_debug_reg,
    .write_debug_reg = aice_pipe_write_debug_reg,
 
    .memory_access = aice_pipe_memory_access,
    .memory_mode = aice_pipe_memory_mode,
 
    .read_tlb = aice_pipe_read_tlb,
 
    .cache_ctl = aice_pipe_cache_ctl,
 
    .set_retry_times = aice_pipe_set_retry_times,
};