| #ifndef HAYESESP_H | |
| #define HAYESESP_H | |
| struct hayes_esp_config { | |
| short flow_on; | |
| short flow_off; | |
| short rx_trigger; | |
| short tx_trigger; | |
| short pio_threshold; | |
| unsigned char rx_timeout; | |
| char dma_channel; | |
| }; | |
| #ifdef __KERNEL__ | |
| #define ESP_DMA_CHANNEL 0 | |
| #define ESP_RX_TRIGGER 768 | |
| #define ESP_TX_TRIGGER 768 | |
| #define ESP_FLOW_OFF 1016 | |
| #define ESP_FLOW_ON 944 | |
| #define ESP_RX_TMOUT 128 | |
| #define ESP_PIO_THRESHOLD 32 | |
| #define ESP_IN_MAJOR 57 /* major dev # for dial in */ | |
| #define ESP_OUT_MAJOR 58 /* major dev # for dial out */ | |
| #define ESPC_SCALE 3 | |
| #define UART_ESI_BASE 0x00 | |
| #define UART_ESI_SID 0x01 | |
| #define UART_ESI_RX 0x02 | |
| #define UART_ESI_TX 0x02 | |
| #define UART_ESI_CMD1 0x04 | |
| #define UART_ESI_CMD2 0x05 | |
| #define UART_ESI_STAT1 0x04 | |
| #define UART_ESI_STAT2 0x05 | |
| #define UART_ESI_RWS 0x07 | |
| #define UART_IER_DMA_TMOUT 0x80 | |
| #define UART_IER_DMA_TC 0x08 | |
| #define ESI_SET_IRQ 0x04 | |
| #define ESI_SET_DMA_TMOUT 0x05 | |
| #define ESI_SET_SRV_MASK 0x06 | |
| #define ESI_SET_ERR_MASK 0x07 | |
| #define ESI_SET_FLOW_CNTL 0x08 | |
| #define ESI_SET_FLOW_CHARS 0x09 | |
| #define ESI_SET_FLOW_LVL 0x0a | |
| #define ESI_SET_TRIGGER 0x0b | |
| #define ESI_SET_RX_TIMEOUT 0x0c | |
| #define ESI_SET_FLOW_TMOUT 0x0d | |
| #define ESI_WRITE_UART 0x0e | |
| #define ESI_READ_UART 0x0f | |
| #define ESI_SET_MODE 0x10 | |
| #define ESI_GET_ERR_STAT 0x12 | |
| #define ESI_GET_UART_STAT 0x13 | |
| #define ESI_GET_RX_AVAIL 0x14 | |
| #define ESI_GET_TX_AVAIL 0x15 | |
| #define ESI_START_DMA_RX 0x16 | |
| #define ESI_START_DMA_TX 0x17 | |
| #define ESI_ISSUE_BREAK 0x1a | |
| #define ESI_FLUSH_RX 0x1b | |
| #define ESI_FLUSH_TX 0x1c | |
| #define ESI_SET_BAUD 0x1d | |
| #define ESI_SET_ENH_IRQ 0x1f | |
| #define ESI_SET_REINTR 0x20 | |
| #define ESI_SET_PRESCALAR 0x23 | |
| #define ESI_NO_COMMAND 0xff | |
| #define ESP_STAT_RX_TIMEOUT 0x01 | |
| #define ESP_STAT_DMA_RX 0x02 | |
| #define ESP_STAT_DMA_TX 0x04 | |
| #define ESP_STAT_NEVER_DMA 0x08 | |
| #define ESP_STAT_USE_PIO 0x10 | |
| #define ESP_MAGIC 0x53ee | |
| #define ESP_XMIT_SIZE 4096 | |
| struct esp_struct { | |
| int magic; | |
| struct tty_port port; | |
| spinlock_t lock; | |
| int io_port; | |
| int irq; | |
| int read_status_mask; | |
| int ignore_status_mask; | |
| int timeout; | |
| int stat_flags; | |
| int custom_divisor; | |
| int close_delay; | |
| unsigned short closing_wait; | |
| unsigned short closing_wait2; | |
| int IER; /* Interrupt Enable Register */ | |
| int MCR; /* Modem control register */ | |
| unsigned long last_active; | |
| int line; | |
| unsigned char *xmit_buf; | |
| int xmit_head; | |
| int xmit_tail; | |
| int xmit_cnt; | |
| wait_queue_head_t delta_msr_wait; | |
| wait_queue_head_t break_wait; | |
| struct async_icount icount; /* kernel counters for the 4 input interrupts */ | |
| struct hayes_esp_config config; /* port configuration */ | |
| struct esp_struct *next_port; /* For the linked list */ | |
| }; | |
| struct esp_pio_buffer { | |
| unsigned char data[1024]; | |
| struct esp_pio_buffer *next; | |
| }; | |
| #endif /* __KERNEL__ */ | |
| #endif /* ESP_H */ | |