summaryrefslogtreecommitdiff
path: root/nuttx/arch/arm/src/dm320/dm320_serial.c
diff options
context:
space:
mode:
Diffstat (limited to 'nuttx/arch/arm/src/dm320/dm320_serial.c')
-rw-r--r--nuttx/arch/arm/src/dm320/dm320_serial.c100
1 files changed, 51 insertions, 49 deletions
diff --git a/nuttx/arch/arm/src/dm320/dm320_serial.c b/nuttx/arch/arm/src/dm320/dm320_serial.c
index 35d0db17d..47e15defe 100644
--- a/nuttx/arch/arm/src/dm320/dm320_serial.c
+++ b/nuttx/arch/arm/src/dm320/dm320_serial.c
@@ -41,6 +41,8 @@
#include <nuttx/config.h>
#include <sys/types.h>
+#include <stdint.h>
+#include <stdbool.h>
#include <unistd.h>
#include <semaphore.h>
#include <string.h>
@@ -59,7 +61,7 @@
#ifdef CONFIG_USE_SERIALDRIVER
/****************************************************************************
- * Definitions
+ * Pre-processor Definitions
****************************************************************************/
/****************************************************************************
@@ -68,33 +70,33 @@
struct up_dev_s
{
- uint32 uartbase; /* Base address of UART registers */
- uint32 baud; /* Configured baud */
- uint16 msr; /* Saved MSR value */
- ubyte irq; /* IRQ associated with this UART */
- ubyte parity; /* 0=none, 1=odd, 2=even */
- ubyte bits; /* Number of bits (7 or 8) */
- boolean stopbits2; /* TRUE: Configure with 2
- * stop bits instead of 1 */
+ uint32_t uartbase; /* Base address of UART registers */
+ uint32_t baud; /* Configured baud */
+ uint16_t msr; /* Saved MSR value */
+ uint8_t irq; /* IRQ associated with this UART */
+ uint8_t parity; /* 0=none, 1=odd, 2=even */
+ uint8_t bits; /* Number of bits (7 or 8) */
+ bool stopbits2; /* true: Configure with 2
+ * stop bits instead of 1 */
};
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
-static int up_setup(struct uart_dev_s *dev);
-static void up_shutdown(struct uart_dev_s *dev);
-static int up_attach(struct uart_dev_s *dev);
-static void up_detach(struct uart_dev_s *dev);
-static int up_interrupt(int irq, void *context);
-static int up_ioctl(struct file *filep, int cmd, unsigned long arg);
-static int up_receive(struct uart_dev_s *dev, uint32 *status);
-static void up_rxint(struct uart_dev_s *dev, boolean enable);
-static boolean up_rxavailable(struct uart_dev_s *dev);
-static void up_send(struct uart_dev_s *dev, int ch);
-static void up_txint(struct uart_dev_s *dev, boolean enable);
-static boolean up_txready(struct uart_dev_s *dev);
-static boolean up_txempty(struct uart_dev_s *dev);
+static int up_setup(struct uart_dev_s *dev);
+static void up_shutdown(struct uart_dev_s *dev);
+static int up_attach(struct uart_dev_s *dev);
+static void up_detach(struct uart_dev_s *dev);
+static int up_interrupt(int irq, void *context);
+static int up_ioctl(struct file *filep, int cmd, unsigned long arg);
+static int up_receive(struct uart_dev_s *dev, uint32_t *status);
+static void up_rxint(struct uart_dev_s *dev, bool enable);
+static bool up_rxavailable(struct uart_dev_s *dev);
+static void up_send(struct uart_dev_s *dev, int ch);
+static void up_txint(struct uart_dev_s *dev, bool enable);
+static bool up_txready(struct uart_dev_s *dev);
+static bool up_txempty(struct uart_dev_s *dev);
/****************************************************************************
* Private Variables
@@ -199,7 +201,7 @@ static uart_dev_t g_uart1port =
* Name: up_serialin
****************************************************************************/
-static inline uint16 up_serialin(struct up_dev_s *priv, uint32 offset)
+static inline uint16_t up_serialin(struct up_dev_s *priv, uint32_t offset)
{
return getreg16(priv->uartbase + offset);
}
@@ -208,7 +210,7 @@ static inline uint16 up_serialin(struct up_dev_s *priv, uint32 offset)
* Name: up_serialout
****************************************************************************/
-static inline void up_serialout(struct up_dev_s *priv, uint32 offset, uint16 value)
+static inline void up_serialout(struct up_dev_s *priv, uint32_t offset, uint16_t value)
{
putreg16(value, priv->uartbase + offset);
}
@@ -217,7 +219,7 @@ static inline void up_serialout(struct up_dev_s *priv, uint32 offset, uint16 val
* Name: up_disableuartint
****************************************************************************/
-static inline void up_disableuartint(struct up_dev_s *priv, uint16 *msr)
+static inline void up_disableuartint(struct up_dev_s *priv, uint16_t *msr)
{
if (msr)
{
@@ -232,7 +234,7 @@ static inline void up_disableuartint(struct up_dev_s *priv, uint16 *msr)
* Name: up_restoreuartint
****************************************************************************/
-static inline void up_restoreuartint(struct up_dev_s *priv, uint16 msr)
+static inline void up_restoreuartint(struct up_dev_s *priv, uint16_t msr)
{
priv->msr |= msr & UART_MSR_ALLIE;
up_serialout(priv, UART_MSR, priv->msr);
@@ -259,9 +261,9 @@ static inline void up_waittxready(struct up_dev_s *priv)
* Name: up_enablebreaks
****************************************************************************/
-static inline void up_enablebreaks(struct up_dev_s *priv, boolean enable)
+static inline void up_enablebreaks(struct up_dev_s *priv, bool enable)
{
- uint16 lcr = up_serialin(priv, UART_LCR);
+ uint16_t lcr = up_serialin(priv, UART_LCR);
if (enable)
{
lcr |= UART_LCR_BOC;
@@ -287,7 +289,7 @@ static int up_setup(struct uart_dev_s *dev)
{
#ifndef CONFIG_SUPPRESS_UART_CONFIG
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
- uint16 brsr;
+ uint16_t brsr;
/* Clear fifos */
@@ -380,7 +382,7 @@ static int up_setup(struct uart_dev_s *dev)
up_serialout(priv, UART_MSR, priv->msr);
up_serialout(priv, UART_BRSR, brsr);
- up_enablebreaks(priv, FALSE);
+ up_enablebreaks(priv, false);
#endif
return OK;
}
@@ -468,7 +470,7 @@ static int up_interrupt(int irq, void *context)
{
struct uart_dev_s *dev = NULL;
struct up_dev_s *priv;
- uint16 status;
+ uint16_t status;
int passes = 0;
if (g_uart1priv.irq == irq)
@@ -559,7 +561,7 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
case TIOCSBRK: /* BSD compatibility: Turn break on, unconditionally */
{
irqstate_t flags = irqsave();
- up_enablebreaks(priv, TRUE);
+ up_enablebreaks(priv, true);
irqrestore(flags);
}
break;
@@ -568,7 +570,7 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
{
irqstate_t flags;
flags = irqsave();
- up_enablebreaks(priv, FALSE);
+ up_enablebreaks(priv, false);
irqrestore(flags);
}
break;
@@ -591,10 +593,10 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
*
****************************************************************************/
-static int up_receive(struct uart_dev_s *dev, uint32 *status)
+static int up_receive(struct uart_dev_s *dev, uint32_t *status)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
- uint16 dtrr;
+ uint16_t dtrr;
dtrr = up_serialin(priv, UART_DTRR);
*status = dtrr;
@@ -609,7 +611,7 @@ static int up_receive(struct uart_dev_s *dev, uint32 *status)
*
****************************************************************************/
-static void up_rxint(struct uart_dev_s *dev, boolean enable)
+static void up_rxint(struct uart_dev_s *dev, bool enable)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
if (enable)
@@ -629,11 +631,11 @@ static void up_rxint(struct uart_dev_s *dev, boolean enable)
* Name: up_rxavailable
*
* Description:
- * Return TRUE if the receive fifo is not empty
+ * Return true if the receive fifo is not empty
*
****************************************************************************/
-static boolean up_rxavailable(struct uart_dev_s *dev)
+static bool up_rxavailable(struct uart_dev_s *dev)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
return ((up_serialin(priv, UART_SR) & UART_SR_RFNEF) != 0);
@@ -650,7 +652,7 @@ static boolean up_rxavailable(struct uart_dev_s *dev)
static void up_send(struct uart_dev_s *dev, int ch)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
- up_serialout(priv, UART_DTRR, (uint16)ch);
+ up_serialout(priv, UART_DTRR, (uint16_t)ch);
}
/****************************************************************************
@@ -661,7 +663,7 @@ static void up_send(struct uart_dev_s *dev, int ch)
*
****************************************************************************/
-static void up_txint(struct uart_dev_s *dev, boolean enable)
+static void up_txint(struct uart_dev_s *dev, bool enable)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
if (enable)
@@ -681,11 +683,11 @@ static void up_txint(struct uart_dev_s *dev, boolean enable)
* Name: up_txready
*
* Description:
- * Return TRUE if the tranmsit fifo is not full
+ * Return true if the tranmsit fifo is not full
*
****************************************************************************/
-static boolean up_txready(struct uart_dev_s *dev)
+static bool up_txready(struct uart_dev_s *dev)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
return ((up_serialin(priv, UART_SR) & UART_SR_TFTI) != 0);
@@ -695,11 +697,11 @@ static boolean up_txready(struct uart_dev_s *dev)
* Name: up_txempty
*
* Description:
- * Return TRUE if the transmit fifo is empty
+ * Return true if the transmit fifo is empty
*
****************************************************************************/
-static boolean up_txempty(struct uart_dev_s *dev)
+static bool up_txempty(struct uart_dev_s *dev)
{
struct up_dev_s *priv = (struct up_dev_s*)dev->priv;
return ((up_serialin(priv, UART_SR) & UART_SR_TREF) == 0);
@@ -724,7 +726,7 @@ void up_earlyserialinit(void)
up_disableuartint(TTYS0_DEV.priv, NULL);
up_disableuartint(TTYS1_DEV.priv, NULL);
- CONSOLE_DEV.isconsole = TRUE;
+ CONSOLE_DEV.isconsole = true;
up_setup(&CONSOLE_DEV);
}
@@ -756,11 +758,11 @@ void up_serialinit(void)
int up_putc(int ch)
{
struct up_dev_s *priv = (struct up_dev_s*)CONSOLE_DEV.priv;
- uint16 ier;
+ uint16_t ier;
up_disableuartint(priv, &ier);
up_waittxready(priv);
- up_serialout(priv, UART_DTRR, (uint16)ch);
+ up_serialout(priv, UART_DTRR, (uint16_t)ch);
/* Check for LF */
@@ -814,7 +816,7 @@ static inline void up_waittxready(void)
int up_putc(int ch)
{
up_waittxready();
- putreg16((uint16)ch, DM320_REGISTER_BASE + UART_DTRR);
+ putreg16((uint16_t)ch, DM320_REGISTER_BASE + UART_DTRR);
/* Check for LF */
@@ -823,7 +825,7 @@ int up_putc(int ch)
/* Add CR */
up_waittxready();
- putreg16((uint16)'\r', DM320_REGISTER_BASE + UART_DTRR);
+ putreg16((uint16_t)'\r', DM320_REGISTER_BASE + UART_DTRR);
}
up_waittxready();
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-11 10:13:12 +0000