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https://opencores.org/ocsvn/or1k/or1k/trunk
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| Rev 1502 |
Rev 1504 |
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Line 32... |
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/* Registers */
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/* Registers */
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struct dev_16450 {
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struct dev_16450 {
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struct {
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struct {
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unsigned txbuf[UART_MAX_FIFO_LEN];
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uint8_t txbuf[UART_MAX_FIFO_LEN];
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unsigned rxbuf[UART_MAX_FIFO_LEN];
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uint16_t rxbuf[UART_MAX_FIFO_LEN]; /* Upper 8-bits is the LCR modifier */
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unsigned char dll;
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uint8_t dll;
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unsigned char dlh;
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uint8_t dlh;
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unsigned char ier;
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uint8_t ier;
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unsigned char iir;
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uint8_t iir;
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unsigned char fcr;
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uint8_t fcr;
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unsigned char lcr;
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uint8_t lcr;
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unsigned char mcr;
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uint8_t mcr;
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unsigned char lsr;
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uint8_t lsr;
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unsigned char msr;
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uint8_t msr;
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unsigned char scr;
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uint8_t scr;
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} regs; /* Visible registers */
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} regs; /* Visible registers */
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struct {
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struct {
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unsigned long txser; /* Character just sending */
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uint8_t txser; /* Character just sending */
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unsigned long rxser; /* Character just receiving */
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uint16_t rxser; /* Character just receiving */
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unsigned char loopback;
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uint8_t loopback;
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} iregs; /* Internal registers */
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} iregs; /* Internal registers */
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struct {
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struct {
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int txbuf_head;
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int txbuf_head;
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int txbuf_tail;
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int txbuf_tail;
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int rxbuf_head;
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int rxbuf_head;
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| Line 68... |
Line 68... |
unsigned long char_clks;
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unsigned long char_clks;
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/* VAPI internal registers */
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/* VAPI internal registers */
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struct {
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struct {
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unsigned long char_clks;
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unsigned long char_clks;
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int dll, dlh;
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uint8_t dll, dlh;
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int lcr;
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uint8_t lcr;
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int skew;
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int skew;
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} vapi;
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} vapi;
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/* Required by VAPI - circular buffer */
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/* Required by VAPI - circular buffer */
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unsigned long vapi_buf[UART_VAPI_BUF_LEN]; /* Buffer to store incoming characters to,
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unsigned long vapi_buf[UART_VAPI_BUF_LEN]; /* Buffer to store incoming characters to,
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