58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
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#ifndef _HGUART_V4_H
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#define _HGUART_V4_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @brief Simple uart operating handle structure
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* @{
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*/
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struct hguart_v4 {
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struct uart_device dev;
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uint32 hw;
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uart_irq_hdl irq_hdl;
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uint32 irq_data;
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uint32 tx_total_byte;
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uint32 tx_cur_byte;
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uint8 *p_tx_buf;
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struct os_semaphore sema_tx;
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struct os_mutex mutex_tx;
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struct os_mutex mutex_rx;
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uint16 irq_num;
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uint16 comm_irq_num;
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uint16 opened :1,
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use_dma :1,
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irq_dma_tx:1,
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irq_dma_rx:1,
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debug_uart:1,
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rs485_set :1,
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dsleep :1;
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#ifdef CONFIG_SLEEP
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struct {
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uint32_t con;
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uint32_t baud;
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uint32_t tocon;
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uint32_t dmaadr;
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uint32_t dmalen;
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uint32_t dmacon;
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}bp_regs;
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uint32 bp_irq_flags;
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uart_irq_hdl bp_irq_hdl;
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uint32 bp_irq_data;
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struct os_mutex bp_suspend_lock;
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struct os_mutex bp_resume_lock;
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#endif
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};
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int32 hguart_v4_attach(uint32 dev_id, struct hguart_v4 *uart);
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#ifdef __cplusplus
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}
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#endif
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#endif
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