Amit Gandhi / mbed-dev

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targets/TARGET_Realtek/TARGET_AMEBA/serial_api.c@168:e84263d55307, 2017-06-21 (annotated)

Committer:
AnnaBridge
Date:
Wed Jun 21 17:46:44 2017 +0100
Revision:
168:e84263d55307
This updates the lib to the mbed lib v 145

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 168:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 168:e84263d55307 2 * Copyright (c) 2013-2016 Realtek Semiconductor Corp.
AnnaBridge 168:e84263d55307 3 *
AnnaBridge 168:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 168:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 168:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 168:e84263d55307 7 *
AnnaBridge 168:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 168:e84263d55307 9 *
AnnaBridge 168:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 168:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 168:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 168:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 168:e84263d55307 14 * limitations under the License.
AnnaBridge 168:e84263d55307 15 */
AnnaBridge 168:e84263d55307 16
AnnaBridge 168:e84263d55307 17 #include "rtl8195a.h"
AnnaBridge 168:e84263d55307 18 #include "objects.h"
AnnaBridge 168:e84263d55307 19 #include "serial_api.h"
AnnaBridge 168:e84263d55307 20 #if CONFIG_UART_EN
AnnaBridge 168:e84263d55307 21
AnnaBridge 168:e84263d55307 22 #include "pinmap.h"
AnnaBridge 168:e84263d55307 23 #include <string.h>
AnnaBridge 168:e84263d55307 24
AnnaBridge 168:e84263d55307 25 static const PinMap PinMap_UART_TX[] = {
AnnaBridge 168:e84263d55307 26 {PC_3, RTL_PIN_PERI(UART0, 0, S0), RTL_PIN_FUNC(UART0, S0)},
AnnaBridge 168:e84263d55307 27 {PE_0, RTL_PIN_PERI(UART0, 0, S1), RTL_PIN_FUNC(UART0, S1)},
AnnaBridge 168:e84263d55307 28 {PA_7, RTL_PIN_PERI(UART0, 0, S2), RTL_PIN_FUNC(UART0, S2)},
AnnaBridge 168:e84263d55307 29 {PD_3, RTL_PIN_PERI(UART1, 1, S0), RTL_PIN_FUNC(UART1, S0)},
AnnaBridge 168:e84263d55307 30 {PE_4, RTL_PIN_PERI(UART1, 1, S1), RTL_PIN_FUNC(UART1, S1)},
AnnaBridge 168:e84263d55307 31 {PB_5, RTL_PIN_PERI(UART1, 1, S2), RTL_PIN_FUNC(UART1, S2)},
AnnaBridge 168:e84263d55307 32 {PA_4, RTL_PIN_PERI(UART2, 2, S0), RTL_PIN_FUNC(UART2, S0)},
AnnaBridge 168:e84263d55307 33 {PC_9, RTL_PIN_PERI(UART2, 2, S1), RTL_PIN_FUNC(UART2, S1)},
AnnaBridge 168:e84263d55307 34 {PD_7, RTL_PIN_PERI(UART2, 2, S2), RTL_PIN_FUNC(UART2, S2)},
AnnaBridge 168:e84263d55307 35 {PB_0, RTL_PIN_PERI(LOG_UART, 3, S0), RTL_PIN_FUNC(LOG_UART, S0)},
AnnaBridge 168:e84263d55307 36 {NC, NC, 0}
AnnaBridge 168:e84263d55307 37 };
AnnaBridge 168:e84263d55307 38
AnnaBridge 168:e84263d55307 39 static const PinMap PinMap_UART_RX[] = {
AnnaBridge 168:e84263d55307 40 {PC_0, RTL_PIN_PERI(UART0, 0, S0), RTL_PIN_FUNC(UART0, S0)},
AnnaBridge 168:e84263d55307 41 {PE_3, RTL_PIN_PERI(UART0, 0, S1), RTL_PIN_FUNC(UART0, S1)},
AnnaBridge 168:e84263d55307 42 {PA_6, RTL_PIN_PERI(UART0, 0, S2), RTL_PIN_FUNC(UART0, S2)},
AnnaBridge 168:e84263d55307 43 {PD_0, RTL_PIN_PERI(UART1, 1, S0), RTL_PIN_FUNC(UART1, S0)},
AnnaBridge 168:e84263d55307 44 {PE_7, RTL_PIN_PERI(UART1, 1, S1), RTL_PIN_FUNC(UART1, S1)},
AnnaBridge 168:e84263d55307 45 {PB_4, RTL_PIN_PERI(UART1, 1, S2), RTL_PIN_FUNC(UART1, S2)},
AnnaBridge 168:e84263d55307 46 {PA_0, RTL_PIN_PERI(UART2, 2, S0), RTL_PIN_FUNC(UART2, S0)},
AnnaBridge 168:e84263d55307 47 {PC_6, RTL_PIN_PERI(UART2, 2, S1), RTL_PIN_FUNC(UART2, S1)},
AnnaBridge 168:e84263d55307 48 {PD_4, RTL_PIN_PERI(UART2, 2, S2), RTL_PIN_FUNC(UART2, S2)},
AnnaBridge 168:e84263d55307 49 {PB_1, RTL_PIN_PERI(LOG_UART, 3, S0), RTL_PIN_FUNC(LOG_UART, S0)},
AnnaBridge 168:e84263d55307 50 {NC, NC, 0}
AnnaBridge 168:e84263d55307 51 };
AnnaBridge 168:e84263d55307 52
AnnaBridge 168:e84263d55307 53 #define UART_NUM (3)
AnnaBridge 168:e84263d55307 54 #define SERIAL_TX_IRQ_EN 0x01
AnnaBridge 168:e84263d55307 55 #define SERIAL_RX_IRQ_EN 0x02
AnnaBridge 168:e84263d55307 56 #define SERIAL_TX_DMA_EN 0x01
AnnaBridge 168:e84263d55307 57 #define SERIAL_RX_DMA_EN 0x02
AnnaBridge 168:e84263d55307 58
AnnaBridge 168:e84263d55307 59 static uint32_t serial_irq_ids[UART_NUM] = {0, 0, 0};
AnnaBridge 168:e84263d55307 60
AnnaBridge 168:e84263d55307 61 static uart_irq_handler irq_handler[UART_NUM];
AnnaBridge 168:e84263d55307 62 static uint32_t serial_irq_en[UART_NUM]={0, 0, 0};
AnnaBridge 168:e84263d55307 63
AnnaBridge 168:e84263d55307 64 #ifdef CONFIG_GDMA_EN
AnnaBridge 168:e84263d55307 65 static uint32_t serial_dma_en[UART_NUM] = {0, 0, 0};
AnnaBridge 168:e84263d55307 66 static HAL_GDMA_OP UartGdmaOp;
AnnaBridge 168:e84263d55307 67 #endif
AnnaBridge 168:e84263d55307 68
AnnaBridge 168:e84263d55307 69 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 70 #include "log_uart_api.h"
AnnaBridge 168:e84263d55307 71 int stdio_uart_inited = 0;
AnnaBridge 168:e84263d55307 72 serial_t stdio_uart;
AnnaBridge 168:e84263d55307 73 log_uart_t stdio_uart_log;
AnnaBridge 168:e84263d55307 74 #endif
AnnaBridge 168:e84263d55307 75
AnnaBridge 168:e84263d55307 76 static void SerialTxDoneCallBack(VOID *pAdapter);
AnnaBridge 168:e84263d55307 77 static void SerialRxDoneCallBack(VOID *pAdapter);
AnnaBridge 168:e84263d55307 78
AnnaBridge 168:e84263d55307 79 void serial_init(serial_t *obj, PinName tx, PinName rx)
AnnaBridge 168:e84263d55307 80 {
AnnaBridge 168:e84263d55307 81 uint32_t uart_tx, uart_rx;
AnnaBridge 168:e84263d55307 82 uint32_t uart_sel;
AnnaBridge 168:e84263d55307 83 uint8_t uart_idx;
AnnaBridge 168:e84263d55307 84 PHAL_RUART_OP pHalRuartOp;
AnnaBridge 168:e84263d55307 85 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 86 #ifdef CONFIG_GDMA_EN
AnnaBridge 168:e84263d55307 87 PUART_DMA_CONFIG pHalRuartDmaCfg;
AnnaBridge 168:e84263d55307 88 PHAL_GDMA_OP pHalGdmaOp=&UartGdmaOp;
AnnaBridge 168:e84263d55307 89 #endif
AnnaBridge 168:e84263d55307 90
AnnaBridge 168:e84263d55307 91 // Determine the UART to use (UART0, UART1, or UART3)
AnnaBridge 168:e84263d55307 92 uart_tx = pinmap_peripheral(tx, PinMap_UART_TX);
AnnaBridge 168:e84263d55307 93 uart_rx = pinmap_peripheral(rx, PinMap_UART_RX);
AnnaBridge 168:e84263d55307 94
AnnaBridge 168:e84263d55307 95 uart_sel = pinmap_merge(uart_tx, uart_rx);
AnnaBridge 168:e84263d55307 96 uart_idx = RTL_GET_PERI_IDX(uart_sel);
AnnaBridge 168:e84263d55307 97 if (unlikely(uart_idx == (uint8_t)NC)) {
AnnaBridge 168:e84263d55307 98 DBG_UART_ERR("%s: Cannot find matched UART\n", __FUNCTION__);
AnnaBridge 168:e84263d55307 99 return;
AnnaBridge 168:e84263d55307 100 }
AnnaBridge 168:e84263d55307 101 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 102 else if(uart_idx == UART_3){
AnnaBridge 168:e84263d55307 103 obj->index = UART_3;
AnnaBridge 168:e84263d55307 104 goto init_stdio;
AnnaBridge 168:e84263d55307 105 }
AnnaBridge 168:e84263d55307 106 #endif
AnnaBridge 168:e84263d55307 107
AnnaBridge 168:e84263d55307 108 pHalRuartOp = &(obj->hal_uart_op);
AnnaBridge 168:e84263d55307 109 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 110
AnnaBridge 168:e84263d55307 111 if ((NULL == pHalRuartOp) || (NULL == pHalRuartAdapter)) {
AnnaBridge 168:e84263d55307 112 DBG_UART_ERR("%s: Allocate Adapter Failed\n", __FUNCTION__);
AnnaBridge 168:e84263d55307 113 return;
AnnaBridge 168:e84263d55307 114 }
AnnaBridge 168:e84263d55307 115
AnnaBridge 168:e84263d55307 116 HalRuartOpInit((VOID*)pHalRuartOp);
AnnaBridge 168:e84263d55307 117
AnnaBridge 168:e84263d55307 118 #ifdef CONFIG_GDMA_EN
AnnaBridge 168:e84263d55307 119 HalGdmaOpInit((VOID*)pHalGdmaOp);
AnnaBridge 168:e84263d55307 120 pHalRuartDmaCfg = &obj->uart_gdma_cfg;
AnnaBridge 168:e84263d55307 121 pHalRuartDmaCfg->pHalGdmaOp = pHalGdmaOp;
AnnaBridge 168:e84263d55307 122 pHalRuartDmaCfg->pTxHalGdmaAdapter = &obj->uart_gdma_adp_tx;
AnnaBridge 168:e84263d55307 123 pHalRuartDmaCfg->pRxHalGdmaAdapter = &obj->uart_gdma_adp_rx;
AnnaBridge 168:e84263d55307 124 pHalRuartDmaCfg->pTxDmaBlkList = &obj->gdma_multiblk_list_tx;
AnnaBridge 168:e84263d55307 125 pHalRuartDmaCfg->pRxDmaBlkList = &obj->gdma_multiblk_list_rx;
AnnaBridge 168:e84263d55307 126 _memset((void*)(pHalRuartDmaCfg->pTxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
AnnaBridge 168:e84263d55307 127 _memset((void*)(pHalRuartDmaCfg->pRxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
AnnaBridge 168:e84263d55307 128 _memset((void*)(pHalRuartDmaCfg->pTxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
AnnaBridge 168:e84263d55307 129 _memset((void*)(pHalRuartDmaCfg->pRxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
AnnaBridge 168:e84263d55307 130 #endif
AnnaBridge 168:e84263d55307 131
AnnaBridge 168:e84263d55307 132 pHalRuartOp->HalRuartAdapterLoadDef(pHalRuartAdapter, uart_idx);
AnnaBridge 168:e84263d55307 133 pHalRuartAdapter->PinmuxSelect = RTL_GET_PERI_SEL(uart_sel);
AnnaBridge 168:e84263d55307 134 pHalRuartAdapter->BaudRate = 9600;
AnnaBridge 168:e84263d55307 135 pHalRuartAdapter->IrqHandle.Priority = 6;
AnnaBridge 168:e84263d55307 136
AnnaBridge 168:e84263d55307 137 if (HalRuartInit(pHalRuartAdapter) != HAL_OK) {
AnnaBridge 168:e84263d55307 138 DBG_UART_ERR("serial_init Err!\n");
AnnaBridge 168:e84263d55307 139 return;
AnnaBridge 168:e84263d55307 140 }
AnnaBridge 168:e84263d55307 141 pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 142 pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 143
AnnaBridge 168:e84263d55307 144 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 145 init_stdio:
AnnaBridge 168:e84263d55307 146 // For stdio management
AnnaBridge 168:e84263d55307 147 if (uart_idx == STDIO_UART) {
AnnaBridge 168:e84263d55307 148 // default setting to 38400
AnnaBridge 168:e84263d55307 149 if (stdio_uart_inited) return;
AnnaBridge 168:e84263d55307 150 log_uart_init(&stdio_uart_log, 38400, 8, ParityNone, 1);
AnnaBridge 168:e84263d55307 151 stdio_uart_inited = 1;
AnnaBridge 168:e84263d55307 152 memcpy(&stdio_uart, obj, sizeof(serial_t));
AnnaBridge 168:e84263d55307 153 }
AnnaBridge 168:e84263d55307 154 #endif
AnnaBridge 168:e84263d55307 155 }
AnnaBridge 168:e84263d55307 156
AnnaBridge 168:e84263d55307 157 void serial_free(serial_t *obj)
AnnaBridge 168:e84263d55307 158 {
AnnaBridge 168:e84263d55307 159 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 160 #ifdef CONFIG_GDMA_EN
AnnaBridge 168:e84263d55307 161 u8 uart_idx;
AnnaBridge 168:e84263d55307 162 PUART_DMA_CONFIG pHalRuartDmaCfg;
AnnaBridge 168:e84263d55307 163 #endif
AnnaBridge 168:e84263d55307 164 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 165 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 166 log_uart_free(&stdio_uart_log);
AnnaBridge 168:e84263d55307 167 return;
AnnaBridge 168:e84263d55307 168 }
AnnaBridge 168:e84263d55307 169 #endif
AnnaBridge 168:e84263d55307 170 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 171
AnnaBridge 168:e84263d55307 172 HalRuartDeInit(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 173
AnnaBridge 168:e84263d55307 174 #ifdef CONFIG_GDMA_EN
AnnaBridge 168:e84263d55307 175 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 176 pHalRuartDmaCfg = &obj->uart_gdma_cfg;
AnnaBridge 168:e84263d55307 177 if (serial_dma_en[uart_idx] & SERIAL_RX_DMA_EN) {
AnnaBridge 168:e84263d55307 178 HalRuartRxGdmaDeInit(pHalRuartDmaCfg);
AnnaBridge 168:e84263d55307 179 serial_dma_en[uart_idx] &= ~SERIAL_RX_DMA_EN;
AnnaBridge 168:e84263d55307 180 }
AnnaBridge 168:e84263d55307 181
AnnaBridge 168:e84263d55307 182 if (serial_dma_en[uart_idx] & SERIAL_TX_DMA_EN) {
AnnaBridge 168:e84263d55307 183 HalRuartTxGdmaDeInit(pHalRuartDmaCfg);
AnnaBridge 168:e84263d55307 184 serial_dma_en[uart_idx] &= ~SERIAL_TX_DMA_EN;
AnnaBridge 168:e84263d55307 185 }
AnnaBridge 168:e84263d55307 186 #endif
AnnaBridge 168:e84263d55307 187 }
AnnaBridge 168:e84263d55307 188
AnnaBridge 168:e84263d55307 189 void serial_baud(serial_t *obj, int baudrate)
AnnaBridge 168:e84263d55307 190 {
AnnaBridge 168:e84263d55307 191 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 192 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 193 return;
AnnaBridge 168:e84263d55307 194 }
AnnaBridge 168:e84263d55307 195 #endif
AnnaBridge 168:e84263d55307 196 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 197
AnnaBridge 168:e84263d55307 198 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 199
AnnaBridge 168:e84263d55307 200 pHalRuartAdapter->BaudRate = baudrate;
AnnaBridge 168:e84263d55307 201 HalRuartSetBaudRate((VOID*)pHalRuartAdapter);
AnnaBridge 168:e84263d55307 202 }
AnnaBridge 168:e84263d55307 203
AnnaBridge 168:e84263d55307 204 void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)
AnnaBridge 168:e84263d55307 205 {
AnnaBridge 168:e84263d55307 206 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 207 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 208 log_uart_format(&stdio_uart_log, data_bits, parity, stop_bits);
AnnaBridge 168:e84263d55307 209 return;
AnnaBridge 168:e84263d55307 210 }
AnnaBridge 168:e84263d55307 211 #endif
AnnaBridge 168:e84263d55307 212 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 213 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 214
AnnaBridge 168:e84263d55307 215 if (data_bits == 8) {
AnnaBridge 168:e84263d55307 216 pHalRuartAdapter->WordLen = RUART_WLS_8BITS;
AnnaBridge 168:e84263d55307 217 } else {
AnnaBridge 168:e84263d55307 218 pHalRuartAdapter->WordLen = RUART_WLS_7BITS;
AnnaBridge 168:e84263d55307 219 }
AnnaBridge 168:e84263d55307 220
AnnaBridge 168:e84263d55307 221
AnnaBridge 168:e84263d55307 222 switch (parity) {
AnnaBridge 168:e84263d55307 223 case ParityOdd:
AnnaBridge 168:e84263d55307 224 case ParityForced0:
AnnaBridge 168:e84263d55307 225 pHalRuartAdapter->Parity = RUART_PARITY_ENABLE;
AnnaBridge 168:e84263d55307 226 pHalRuartAdapter->ParityType = RUART_ODD_PARITY;
AnnaBridge 168:e84263d55307 227 break;
AnnaBridge 168:e84263d55307 228 case ParityEven:
AnnaBridge 168:e84263d55307 229 case ParityForced1:
AnnaBridge 168:e84263d55307 230 pHalRuartAdapter->Parity = RUART_PARITY_ENABLE;
AnnaBridge 168:e84263d55307 231 pHalRuartAdapter->ParityType = RUART_EVEN_PARITY;
AnnaBridge 168:e84263d55307 232 break;
AnnaBridge 168:e84263d55307 233 default: // ParityNone
AnnaBridge 168:e84263d55307 234 pHalRuartAdapter->Parity = RUART_PARITY_DISABLE;
AnnaBridge 168:e84263d55307 235 break;
AnnaBridge 168:e84263d55307 236 }
AnnaBridge 168:e84263d55307 237
AnnaBridge 168:e84263d55307 238 if (stop_bits == 2) {
AnnaBridge 168:e84263d55307 239 pHalRuartAdapter->StopBit = RUART_STOP_BIT_2;
AnnaBridge 168:e84263d55307 240 } else {
AnnaBridge 168:e84263d55307 241 pHalRuartAdapter->StopBit = RUART_STOP_BIT_1;
AnnaBridge 168:e84263d55307 242 }
AnnaBridge 168:e84263d55307 243
AnnaBridge 168:e84263d55307 244 HalRuartInit(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 245 }
AnnaBridge 168:e84263d55307 246
AnnaBridge 168:e84263d55307 247 /******************************************************************************
AnnaBridge 168:e84263d55307 248 * INTERRUPTS HANDLING
AnnaBridge 168:e84263d55307 249 ******************************************************************************/
AnnaBridge 168:e84263d55307 250 static void SerialTxDoneCallBack(VOID *pAdapter)
AnnaBridge 168:e84263d55307 251 {
AnnaBridge 168:e84263d55307 252 PHAL_RUART_ADAPTER pHalRuartAdapter = pAdapter;
AnnaBridge 168:e84263d55307 253 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 254
AnnaBridge 168:e84263d55307 255 // Mask UART TX FIFO empty
AnnaBridge 168:e84263d55307 256 pHalRuartAdapter->Interrupts &= ~RUART_IER_ETBEI;
AnnaBridge 168:e84263d55307 257 HalRuartSetIMRRtl8195a (pHalRuartAdapter);
AnnaBridge 168:e84263d55307 258
AnnaBridge 168:e84263d55307 259 if (irq_handler[uart_idx] != NULL) {
AnnaBridge 168:e84263d55307 260 irq_handler[uart_idx](serial_irq_ids[uart_idx], TxIrq);
AnnaBridge 168:e84263d55307 261 }
AnnaBridge 168:e84263d55307 262 }
AnnaBridge 168:e84263d55307 263
AnnaBridge 168:e84263d55307 264 static void SerialRxDoneCallBack(VOID *pAdapter)
AnnaBridge 168:e84263d55307 265 {
AnnaBridge 168:e84263d55307 266 PHAL_RUART_ADAPTER pHalRuartAdapter = pAdapter;
AnnaBridge 168:e84263d55307 267 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 268
AnnaBridge 168:e84263d55307 269 if (irq_handler[uart_idx] != NULL) {
AnnaBridge 168:e84263d55307 270 irq_handler[uart_idx](serial_irq_ids[uart_idx], RxIrq);
AnnaBridge 168:e84263d55307 271 }
AnnaBridge 168:e84263d55307 272 }
AnnaBridge 168:e84263d55307 273
AnnaBridge 168:e84263d55307 274 void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id)
AnnaBridge 168:e84263d55307 275 {
AnnaBridge 168:e84263d55307 276 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 277 u8 uart_idx;
AnnaBridge 168:e84263d55307 278
AnnaBridge 168:e84263d55307 279 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 280 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 281
AnnaBridge 168:e84263d55307 282 irq_handler[uart_idx] = handler;
AnnaBridge 168:e84263d55307 283 serial_irq_ids[uart_idx] = id;
AnnaBridge 168:e84263d55307 284
AnnaBridge 168:e84263d55307 285 pHalRuartAdapter->TxTDCallback = SerialTxDoneCallBack;
AnnaBridge 168:e84263d55307 286 pHalRuartAdapter->TxTDCbPara = (void*)pHalRuartAdapter;
AnnaBridge 168:e84263d55307 287 pHalRuartAdapter->RxDRCallback = SerialRxDoneCallBack;
AnnaBridge 168:e84263d55307 288 pHalRuartAdapter->RxDRCbPara = (void*)pHalRuartAdapter;
AnnaBridge 168:e84263d55307 289 }
AnnaBridge 168:e84263d55307 290
AnnaBridge 168:e84263d55307 291
AnnaBridge 168:e84263d55307 292 void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
AnnaBridge 168:e84263d55307 293 {
AnnaBridge 168:e84263d55307 294 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 295 PHAL_RUART_OP pHalRuartOp;
AnnaBridge 168:e84263d55307 296 u8 uart_idx;
AnnaBridge 168:e84263d55307 297
AnnaBridge 168:e84263d55307 298 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 299 pHalRuartOp = &(obj->hal_uart_op);
AnnaBridge 168:e84263d55307 300 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 301
AnnaBridge 168:e84263d55307 302 if (enable) {
AnnaBridge 168:e84263d55307 303 if (irq == RxIrq) {
AnnaBridge 168:e84263d55307 304 pHalRuartAdapter->Interrupts |= RUART_IER_ERBI | RUART_IER_ELSI;
AnnaBridge 168:e84263d55307 305 serial_irq_en[uart_idx] |= SERIAL_RX_IRQ_EN;
AnnaBridge 168:e84263d55307 306 HalRuartSetIMRRtl8195a (pHalRuartAdapter);
AnnaBridge 168:e84263d55307 307 } else {
AnnaBridge 168:e84263d55307 308 serial_irq_en[uart_idx] |= SERIAL_TX_IRQ_EN;
AnnaBridge 168:e84263d55307 309 }
AnnaBridge 168:e84263d55307 310 pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 311 pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
AnnaBridge 168:e84263d55307 312 } else { // disable
AnnaBridge 168:e84263d55307 313 if (irq == RxIrq) {
AnnaBridge 168:e84263d55307 314 pHalRuartAdapter->Interrupts &= ~(RUART_IER_ERBI | RUART_IER_ELSI);
AnnaBridge 168:e84263d55307 315 serial_irq_en[uart_idx] &= ~SERIAL_RX_IRQ_EN;
AnnaBridge 168:e84263d55307 316 } else {
AnnaBridge 168:e84263d55307 317 pHalRuartAdapter->Interrupts &= ~RUART_IER_ETBEI;
AnnaBridge 168:e84263d55307 318 serial_irq_en[uart_idx] &= ~SERIAL_TX_IRQ_EN;
AnnaBridge 168:e84263d55307 319 }
AnnaBridge 168:e84263d55307 320 HalRuartSetIMRRtl8195a (pHalRuartAdapter);
AnnaBridge 168:e84263d55307 321 if (pHalRuartAdapter->Interrupts == 0) {
AnnaBridge 168:e84263d55307 322 InterruptUnRegister(&pHalRuartAdapter->IrqHandle);
AnnaBridge 168:e84263d55307 323 InterruptDis(&pHalRuartAdapter->IrqHandle);
AnnaBridge 168:e84263d55307 324 }
AnnaBridge 168:e84263d55307 325 }
AnnaBridge 168:e84263d55307 326 }
AnnaBridge 168:e84263d55307 327
AnnaBridge 168:e84263d55307 328 /******************************************************************************
AnnaBridge 168:e84263d55307 329 * READ/WRITE
AnnaBridge 168:e84263d55307 330 ******************************************************************************/
AnnaBridge 168:e84263d55307 331
AnnaBridge 168:e84263d55307 332 int serial_getc(serial_t *obj)
AnnaBridge 168:e84263d55307 333 {
AnnaBridge 168:e84263d55307 334 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 335 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 336 return log_uart_getc(&stdio_uart_log);
AnnaBridge 168:e84263d55307 337 }
AnnaBridge 168:e84263d55307 338 #endif
AnnaBridge 168:e84263d55307 339 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 340 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 341
AnnaBridge 168:e84263d55307 342 while (!serial_readable(obj));
AnnaBridge 168:e84263d55307 343 return (int)((HAL_RUART_READ32(uart_idx, RUART_REV_BUF_REG_OFF)) & 0xFF);
AnnaBridge 168:e84263d55307 344 }
AnnaBridge 168:e84263d55307 345
AnnaBridge 168:e84263d55307 346 void serial_putc(serial_t *obj, int c)
AnnaBridge 168:e84263d55307 347 {
AnnaBridge 168:e84263d55307 348 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 349 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 350 log_uart_putc(&stdio_uart_log, (char)c);
AnnaBridge 168:e84263d55307 351 return;
AnnaBridge 168:e84263d55307 352 }
AnnaBridge 168:e84263d55307 353 #endif
AnnaBridge 168:e84263d55307 354 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 355 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 356
AnnaBridge 168:e84263d55307 357 while (!serial_writable(obj));
AnnaBridge 168:e84263d55307 358 HAL_RUART_WRITE32(uart_idx, RUART_TRAN_HOLD_REG_OFF, (c & 0xFF));
AnnaBridge 168:e84263d55307 359
AnnaBridge 168:e84263d55307 360 if (serial_irq_en[uart_idx] & SERIAL_TX_IRQ_EN) {
AnnaBridge 168:e84263d55307 361 // UnMask TX FIFO empty IRQ
AnnaBridge 168:e84263d55307 362 pHalRuartAdapter->Interrupts |= RUART_IER_ETBEI;
AnnaBridge 168:e84263d55307 363 HalRuartSetIMRRtl8195a (pHalRuartAdapter);
AnnaBridge 168:e84263d55307 364 }
AnnaBridge 168:e84263d55307 365 }
AnnaBridge 168:e84263d55307 366
AnnaBridge 168:e84263d55307 367 int serial_readable(serial_t *obj)
AnnaBridge 168:e84263d55307 368 {
AnnaBridge 168:e84263d55307 369 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 370 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 371 return log_uart_readable(&stdio_uart_log);
AnnaBridge 168:e84263d55307 372 }
AnnaBridge 168:e84263d55307 373 #endif
AnnaBridge 168:e84263d55307 374
AnnaBridge 168:e84263d55307 375 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 376 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 377
AnnaBridge 168:e84263d55307 378 if ((HAL_RUART_READ32(uart_idx, RUART_LINE_STATUS_REG_OFF)) & RUART_LINE_STATUS_REG_DR) {
AnnaBridge 168:e84263d55307 379 return 1;
AnnaBridge 168:e84263d55307 380 } else {
AnnaBridge 168:e84263d55307 381 return 0;
AnnaBridge 168:e84263d55307 382 }
AnnaBridge 168:e84263d55307 383 }
AnnaBridge 168:e84263d55307 384
AnnaBridge 168:e84263d55307 385 int serial_writable(serial_t *obj)
AnnaBridge 168:e84263d55307 386 {
AnnaBridge 168:e84263d55307 387 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 388 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 389 return log_uart_writable(&stdio_uart_log);
AnnaBridge 168:e84263d55307 390 }
AnnaBridge 168:e84263d55307 391 #endif
AnnaBridge 168:e84263d55307 392
AnnaBridge 168:e84263d55307 393 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 394 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 395
AnnaBridge 168:e84263d55307 396 if (HAL_RUART_READ32(uart_idx, RUART_LINE_STATUS_REG_OFF) &
AnnaBridge 168:e84263d55307 397 (RUART_LINE_STATUS_REG_THRE)) {
AnnaBridge 168:e84263d55307 398 return 1;
AnnaBridge 168:e84263d55307 399 } else {
AnnaBridge 168:e84263d55307 400 return 0;
AnnaBridge 168:e84263d55307 401 }
AnnaBridge 168:e84263d55307 402 }
AnnaBridge 168:e84263d55307 403
AnnaBridge 168:e84263d55307 404 void serial_clear(serial_t *obj)
AnnaBridge 168:e84263d55307 405 {
AnnaBridge 168:e84263d55307 406 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 407 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 408 log_uart_clear(&stdio_uart_log);
AnnaBridge 168:e84263d55307 409 return;
AnnaBridge 168:e84263d55307 410 }
AnnaBridge 168:e84263d55307 411 #endif
AnnaBridge 168:e84263d55307 412
AnnaBridge 168:e84263d55307 413 PHAL_RUART_ADAPTER pHalRuartAdapter;
AnnaBridge 168:e84263d55307 414
AnnaBridge 168:e84263d55307 415 pHalRuartAdapter = &(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 416 HalRuartResetTRxFifo((VOID *)pHalRuartAdapter);
AnnaBridge 168:e84263d55307 417 }
AnnaBridge 168:e84263d55307 418
AnnaBridge 168:e84263d55307 419 void serial_break_set(serial_t *obj)
AnnaBridge 168:e84263d55307 420 {
AnnaBridge 168:e84263d55307 421 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 422 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 423 log_uart_break_set(&stdio_uart_log);
AnnaBridge 168:e84263d55307 424 return;
AnnaBridge 168:e84263d55307 425 }
AnnaBridge 168:e84263d55307 426 #endif
AnnaBridge 168:e84263d55307 427
AnnaBridge 168:e84263d55307 428 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 429 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 430 u32 RegValue;
AnnaBridge 168:e84263d55307 431
AnnaBridge 168:e84263d55307 432 RegValue = HAL_RUART_READ32(uart_idx, RUART_LINE_CTL_REG_OFF);
AnnaBridge 168:e84263d55307 433 RegValue |= BIT_UART_LCR_BREAK_CTRL;
AnnaBridge 168:e84263d55307 434 HAL_RUART_WRITE32(uart_idx, RUART_LINE_CTL_REG_OFF, RegValue);
AnnaBridge 168:e84263d55307 435 }
AnnaBridge 168:e84263d55307 436
AnnaBridge 168:e84263d55307 437 void serial_break_clear(serial_t *obj)
AnnaBridge 168:e84263d55307 438 {
AnnaBridge 168:e84263d55307 439 #ifdef CONFIG_MBED_ENABLED
AnnaBridge 168:e84263d55307 440 if(obj->index == UART_3){
AnnaBridge 168:e84263d55307 441 log_uart_break_clear(&stdio_uart_log);
AnnaBridge 168:e84263d55307 442 return;
AnnaBridge 168:e84263d55307 443 }
AnnaBridge 168:e84263d55307 444 #endif
AnnaBridge 168:e84263d55307 445
AnnaBridge 168:e84263d55307 446 PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
AnnaBridge 168:e84263d55307 447 u8 uart_idx = pHalRuartAdapter->UartIndex;
AnnaBridge 168:e84263d55307 448 u32 RegValue;
AnnaBridge 168:e84263d55307 449
AnnaBridge 168:e84263d55307 450 RegValue = HAL_RUART_READ32(uart_idx, RUART_LINE_CTL_REG_OFF);
AnnaBridge 168:e84263d55307 451 RegValue &= ~(BIT_UART_LCR_BREAK_CTRL);
AnnaBridge 168:e84263d55307 452 HAL_RUART_WRITE32(uart_idx, RUART_LINE_CTL_REG_OFF, RegValue);
AnnaBridge 168:e84263d55307 453 }
AnnaBridge 168:e84263d55307 454
AnnaBridge 168:e84263d55307 455 void serial_pinout_tx(PinName tx)
AnnaBridge 168:e84263d55307 456 {
AnnaBridge 168:e84263d55307 457 pinmap_pinout(tx, PinMap_UART_TX);
AnnaBridge 168:e84263d55307 458 }
AnnaBridge 168:e84263d55307 459
AnnaBridge 168:e84263d55307 460
AnnaBridge 168:e84263d55307 461 #if DEVICE_SERIAL_ASYNCH
AnnaBridge 168:e84263d55307 462 #endif
AnnaBridge 168:e84263d55307 463 #endif //#if CONFIG_UART_EN
AnnaBridge 168:e84263d55307 464