mirror of
https://github.com/pine64/bl_iot_sdk.git
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106 lines
3.5 KiB
C
106 lines
3.5 KiB
C
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/*
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* Copyright (c) 2020 Bouffalolab.
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*
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* This file is part of
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* *** Bouffalolab Software Dev Kit ***
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* (see www.bouffalolab.com).
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of Bouffalo Lab nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "bl_defs.h"
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#include "bl_irqs.h"
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#include "ipc_host.h"
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#include "os_hal.h"
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#define REG_SW_SET_PROFILING(env, value) do{ }while(0)
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#define REG_SW_CLEAR_PROFILING(env, value) do{ }while(0)
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#define REG_SW_CLEAR_HOSTBUF_IDX_PROFILING(env) do{ }while(0)
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#define REG_SW_SET_HOSTBUF_IDX_PROFILING(env, val) do{ }while(0)
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#define BIT_0 ( 1 << 0 )
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#define BIT_1 ( 1 << 1 )
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static uint32_t time_irq_start __attribute__((unused)), time_irq_end __attribute__((unused));
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static struct bl_hw *wifi_hw;
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#ifdef RWNX_IRQS_DEBUG_ENABLE
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#define RWNX_IRQS_DEBUG(...) \
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{ \
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os_printf(__VA_ARGS__); \
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}
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#else
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#define RWNX_IRQS_DEBUG(...) do {} while(0)
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#endif
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int bl_irqs_init(struct bl_hw *bl_hw)
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{
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wifi_hw = bl_hw;
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return 0;
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}
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int bl_irqs_enable(void)
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{
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return 0;
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}
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int bl_irqs_disable(void)
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{
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return 0;
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}
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void bl_irq_bottomhalf(struct bl_hw *bl_hw)
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{
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u32 status, statuses = 0;
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unsigned long now = os_tick_get();
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REG_SW_SET_PROFILING(bl_hw, SW_PROF_RWNX_IPC_IRQ_HDLR);
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status = ipc_host_get_rawstatus(bl_hw->ipc_env);
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redo:
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while (status) {
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statuses |= status;
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/* All kinds of IRQs will be handled in one shot (RX, MSG, DBG, ...)
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* this will ack IPC irqs not the cfpga irqs */
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ipc_host_irq(bl_hw->ipc_env, status);
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status = ipc_host_get_rawstatus(bl_hw->ipc_env);
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}
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RWNX_IRQS_DEBUG("[BH] Handle Event %08X\r\n", statuses);
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now = os_tick_get();
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if (statuses & IPC_IRQ_E2A_RXDESC) {
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bl_hw->stats.last_rx = now;
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}
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if (statuses & IPC_IRQ_E2A_TXCFM) {
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bl_hw->stats.last_tx = now;
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}
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REG_SW_CLEAR_PROFILING(bl_hw, SW_PROF_RWNX_IPC_IRQ_HDLR);
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ipc_host_enable_irq(bl_hw->ipc_env, IPC_IRQ_E2A_ALL);
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/*we check irq status again, because we think there is corner case here*/
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status = ipc_host_get_rawstatus(bl_hw->ipc_env);
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if (status) {
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goto redo;
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}
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}
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