X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=target_firmware%2Fmagpie_fw_dev%2Fbuild%2Fmagpie_1_1%2Fsboot%2Fcmnos%2Fuart%2Fsrc%2Fuart_api.c;fp=target_firmware%2Fmagpie_fw_dev%2Fbuild%2Fmagpie_1_1%2Fsboot%2Fcmnos%2Fuart%2Fsrc%2Fuart_api.c;h=0000000000000000000000000000000000000000;hb=ff66305a044be28464fa0969ea2d605bb268d478;hp=51e455b5a9012bbbc0f7e710d99b4fe4d822b2f6;hpb=60b496560eec004ded92ae4dad43b3d102c6658d;p=open-ath9k-htc-firmware.git

diff --git a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/cmnos/uart/src/uart_api.c b/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/cmnos/uart/src/uart_api.c
deleted file mode 100755
index 51e455b..0000000
--- a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/cmnos/uart/src/uart_api.c
+++ /dev/null
@@ -1,346 +0,0 @@
-/*
- * Copyright (c) 2013 Qualcomm Atheros, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted (subject to the limitations in the
- * disclaimer below) provided that the following conditions are met:
- *
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the
- *    distribution.
- *
- *  * Neither the name of Qualcomm Atheros nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
- *
- * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
- * GRANTED BY THIS LICENSE.  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
- * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-/*
- * $Id: //depot/sw/branches/fusion_usb/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/cmnos/uart/src/uart_api.c#1 $
- *
- * This file contains UART functions
- */
-#include "sys_cfg.h"
-
-#if SYSTEM_MODULE_UART
-
-#include "athos_api.h"
-
-//static global control block
-//
-static struct uart_blk uart_ctl_blk;	
-
-static void _uart_hwinit(uint32_t freq, uint32_t baud);
-
-/*!- Initialize UART
- *
- */
-uint32_t
-_uart_init(void)
-{
-    /*! Initialize UART hardware */
-    uint32_t _lcr;
-
-    /* Disable port interrupts while changing hardware */
-    UART_REG_WRITE(IER_OFFSET, 0);
-
-    /* Set databits, stopbits and parity. */
-    _lcr = LCR_CLS_SET(3) | LCR_STOP_SET(0) | LCR_PEN_SET(0);
-    UART_REG_WRITE(LCR_OFFSET, _lcr);
-
-    /* Set baud rate. */
-    _uart_hwinit(A_REFCLK_SPEED_GET(), UART_DEFAULT_BAUD);
-//    _uart_hwinit(A_REFCLK_SPEED_GET(), 115200);
-    //_uart_hwinit(SYSTEM_CLK, UART_DEFAULT_BAUD);
-
-    /* Don't allow interrupts. */
-    UART_REG_WRITE(IER_OFFSET, 0);
-
-    /*
-     * Enable and clear FIFO.
-     * We don't really use the FIFO for output, but it might still
-     * be useful for input.
-     */
-    UART_REG_WRITE(FCR_OFFSET,
-                    (FCR_FIFO_EN_SET(1) |
-                     FCR_RCVR_FIFO_RST_SET(1) |
-                     FCR_XMIT_FIFO_RST_SET(1)));
-
-    /*! Initialize UART software buffer */
-    uart_ctl_blk._tx.start_index = 0;
-    uart_ctl_blk._tx.end_index = 0;
-}
-
-
-/*!- dummy put character 
- *
- */
-void
-_uart_char_put_nothing(uint8_t ch)
-{
-    // do nothing
-}
-
-
-/*!- dummy get character 
- *
- */
-uint16_t
-_uart_char_get_nothing(uint8_t* ch)
-{
-    return 0;   //return FALSE;
-}
-
-
-/*!- Put a character 
- *
- */
-void
-_uart_char_put(uint8_t ch)
-{
-#if USE_POST_BUFFER
-    uint16_t index;
-    uint32_t count = 0; 
-
-    index = (uart_ctl_blk._tx.end_index+1) & (UART_FIFO_SIZE-1);
-	if(index == uart_ctl_blk._tx.start_index) {
-	    while (1) {
-            _uart_task();
-            index = (uart_ctl_blk._tx.end_index+1) & (UART_FIFO_SIZE-1);
-	        if (index != uart_ctl_blk._tx.start_index) {
-	            break;
-            }
-            if (count++ > 100000) {
-                /*! If Tx buffer is full, uart_underrun_t++, return FALSE */
-		        uart_ctl_blk._tx.overrun_err++;
-		        return;
-            }
-	    }
-	}
-    uart_ctl_blk._tx.buf[uart_ctl_blk._tx.end_index] = ch;
-    uart_ctl_blk._tx.end_index = index;
-#else
-    /*! If Tx buffer is full, uart_underrun_t++, return FALSE */
-    uint32_t lsr;
-    int i;
-
-    for (i=0; i<UART_RETRY_COUNT; i++) {
-        lsr = UART_REG_READ(LSR_OFFSET);
-        if (lsr & LSR_THRE_MASK) {
-            break;
-        }
-    } 
-
-    /*! Now, the transmit buffer is empty, put to tx buffer */
-    UART_REG_WRITE(THR_OFFSET, ch);
-
-    /*
-     * Hang around until the character has been safely sent.
-     * If we don't do this, the system could go to sleep, which
-     * causes the UART's clock to stop, and we won't see output
-     * that's stuck in the FIFO.
-     */
-    for (i=0; i<UART_RETRY_COUNT; i++) {
-        lsr = UART_REG_READ(LSR_OFFSET);
-        if (lsr & LSR_TEMT_MASK) {
-            break;
-        }
-    }
-#endif
-
-}
-
-/*!- Put a character 
- *
- */
-void
-_uart_char_put_nowait(uint8_t ch)
-{
-
-    /*! If Tx buffer is full, uart_underrun_t++, return FALSE */
-    uint32_t lsr;
-    int i;
-
-    for (i=0; i<UART_RETRY_COUNT; i++) {
-        lsr = UART_REG_READ(LSR_OFFSET);
-        if (lsr & LSR_THRE_MASK) {
-            break;
-        }
-    } 
-
-    /*! Now, the transmit buffer is empty, put to tx buffer */
-    UART_REG_WRITE(THR_OFFSET, ch);
-
-    /*
-     * Hang around until the character has been safely sent.
-     * If we don't do this, the system could go to sleep, which
-     * causes the UART's clock to stop, and we won't see output
-     * that's stuck in the FIFO.
-     */
-    for (i=0; i<UART_RETRY_COUNT; i++) {
-        lsr = UART_REG_READ(LSR_OFFSET);
-        if (lsr & LSR_TEMT_MASK) {
-            break;
-        }
-    }
-
-}
-
-
-/*!- Get a character 
- *
- */
-uint16_t
-_uart_char_get(uint8_t* ch)
-{
-
-    /*! If Rx FIFO is not empty, get char from Rx buffer, reutnr TRUE */
-    if ((UART_REG_READ(LSR_OFFSET) & LSR_DR_MASK) != 0) 
-    {
-        *ch = UART_REG_READ(RBR_OFFSET);
-        return 1;
-    }
-    /*! Else return FALSE */
-    else 
-    { 
-        return 0;
-    }
-}
-
-/*!- UART task 
- *
- */
-void
-_uart_task(void)
-{
-#if USE_POST_BUFFER
-    uint16_t count;
-    volatile uint32_t lsr;
-
-    /*! If Tx FIFO almost empty, move chars from Tx buffer to Tx FIFO */
-    lsr = UART_REG_READ(LSR_OFFSET);
-    if ((lsr & LSR_THRE_MASK) != 0) { //Transmitter holding register empty
-        count = 0;
-        while (count<16) {
-            if (uart_ctl_blk._tx.start_index != uart_ctl_blk._tx.end_index) {
-                UART_REG_WRITE(THR_OFFSET, uart_ctl_blk._tx.buf[uart_ctl_blk._tx.start_index]);
-                uart_ctl_blk._tx.start_index = (uart_ctl_blk._tx.start_index+1)
-                    & (UART_FIFO_SIZE-1);
-            }
-            else
-            {
-                break;
-            }
-      	    count++;
-        }
-    }
-#endif
-    return;
-}
-
-
-
- uint32_t 
-_uart_status()
-{
-	return uart_ctl_blk._tx.overrun_err;
-}
-
-/*!- Output a string 
- *
- */
-void
-_uart_str_out(uint8_t* str)
-{
-    uint32_t i = 0;
-
-    if( !uart_ctl_blk.debug_mode )
-        return;
-
-    while (str[i] != 0) {
-        _uart_char_put(str[i]);
-        i++;
-    }
-    return;
-}
-
-/*!- enable or disable put/get
- *
- */
-void
-_uart_config(uint16_t flag)
-{    
-    if( uart_ctl_blk.debug_mode != flag )
-    {
-        uart_ctl_blk.debug_mode = !uart_ctl_blk.debug_mode;
-        
-        // debug mode enable
-        if( uart_ctl_blk.debug_mode ) 
-            uart_ctl_blk._uart->_uart_char_put = _uart_char_put;
-        else
-            // debug mode enable
-            uart_ctl_blk._uart->_uart_char_put = _uart_char_put_nothing;
-    }
-}
-
-/*!- Set baudrate 
- *
- */
-void
-_uart_hwinit(uint32_t freq, uint32_t baud)
-{
-    uint32_t _lcr;
-    uint32_t baud_divisor = freq/16/baud;
-
-    _lcr = UART_REG_READ(LCR_OFFSET);
-    _lcr |= LCR_DLAB_SET(1);
-    UART_REG_WRITE(LCR_OFFSET, _lcr);
-
-    UART_REG_WRITE(DLH_OFFSET, baud_divisor >> 8);
-    UART_REG_WRITE(DLL_OFFSET, baud_divisor & 0xff);
-
-    _lcr &= ~LCR_DLAB_SET(1);
-    UART_REG_WRITE(LCR_OFFSET, _lcr);
-}
-
-/********** EXPORT function ***********/
-
-/*!- Install the function table 
- *
- */
-void cmnos_uart_module_install(struct uart_api *apis)
-{    
-    /* hook in APIs */
-    apis->_uart_init = _uart_init;
-    apis->_uart_char_put = _uart_char_put;
-    apis->_uart_char_get = _uart_char_get;
-    apis->_uart_str_out = _uart_str_out;
-    apis->_uart_task = _uart_task;
-    apis->_uart_config = _uart_config;
-    apis->_uart_status = _uart_status;
-    apis->_uart_hwinit = _uart_hwinit;
-
-    uart_ctl_blk._uart = apis;
-    uart_ctl_blk.debug_mode = TRUE;
-    return;
-}
-
-#endif /* SYSTEM_MODULE_UART */
-