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-rw-r--r--contrib/adc-mkl27z.c8
-rw-r--r--example-fs-bb48/command.c40
-rw-r--r--example-fs-bb48/crc32.c2
-rw-r--r--example-fs-bb48/sample.c22
-rw-r--r--example-fs-bb48/touch.c36
-rw-r--r--mcu/clk_gpio_init-mkl27z.c6
-rw-r--r--mcu/mkl27z.h15
-rw-r--r--mcu/sys-mkl27z.c4
-rw-r--r--mcu/usb-mkl27z.c12
9 files changed, 82 insertions, 63 deletions
diff --git a/contrib/adc-mkl27z.c b/contrib/adc-mkl27z.c
index d5b679e..35f3e0b 100644
--- a/contrib/adc-mkl27z.c
+++ b/contrib/adc-mkl27z.c
@@ -40,7 +40,7 @@ struct DMAMUX {
volatile uint32_t CHCFG2;
volatile uint32_t CHCFG3;
};
-static struct DMAMUX *const DMAMUX = (struct DMAMUX *const)0x40021000;
+static struct DMAMUX *const DMAMUX = (struct DMAMUX *)0x40021000;
#define INTR_REQ_DMA0 0
@@ -50,8 +50,8 @@ struct DMA {
volatile uint32_t DSR_BCR;
volatile uint32_t DCR;
};
-static struct DMA *const DMA0 = (struct DMA *const)0x40008100;
-static struct DMA *const DMA1 = (struct DMA *const)0x40008110;
+static struct DMA *const DMA0 = (struct DMA *)0x40008100;
+static struct DMA *const DMA1 = (struct DMA *)0x40008110;
/* We don't use ADC interrupt. Just for reference. */
@@ -92,7 +92,7 @@ struct ADC {
volatile uint32_t CLM1;
volatile uint32_t CLM0;
};
-static struct ADC *const ADC0 = (struct ADC *const)0x4003B000;
+static struct ADC *const ADC0 = (struct ADC *)0x4003B000;
/* SC1 */
#define ADC_SC1_DIFF (1 << 5)
diff --git a/example-fs-bb48/command.c b/example-fs-bb48/command.c
index f498dc7..1a6582c 100644
--- a/example-fs-bb48/command.c
+++ b/example-fs-bb48/command.c
@@ -142,6 +142,43 @@ get_hex (struct tty *tty, const char *s, uint32_t *v_p)
}
+#define TOUCH_VALUE_HIGH 195
+#define TOUCH_VALUE_LOW 150
+static void
+cmd_button (struct tty *tty, const char *line)
+{
+ int i = 0;
+ extern uint16_t touch_get (void);
+ uint16_t v0 = 0;
+ int touched = 0;
+
+ (void)line;
+ put_line (tty, "Please touch the bear.\r\n");
+
+ while (i < 16)
+ {
+ uint16_t v = touch_get ();
+ v0 = (v0 * 2 + v)/3;
+
+ if (touched == 0 && v0 > TOUCH_VALUE_HIGH)
+ {
+ tty_send (tty, "!", 1);
+ touched = 1;
+ }
+ else if (touched == 1 && v0 < TOUCH_VALUE_LOW)
+ {
+ tty_send (tty, ".", 1);
+ touched = 0;
+ i++;
+ }
+
+ chopstx_usec_wait (10*1000);
+ }
+
+ tty_send (tty, "\r\n", 2);
+}
+
+
static void
cmd_touch (struct tty *tty, const char *line)
{
@@ -149,7 +186,7 @@ cmd_touch (struct tty *tty, const char *line)
extern uint16_t touch_get (void);
(void)line;
- put_line (tty, "Please touch the bear, type Enter to finish.\r\n");
+ put_line (tty, "Please touch the bear.\r\n");
for (i = 0; i < 20; i++)
{
@@ -449,6 +486,7 @@ cmd_help (struct tty *tty, const char *line)
struct command_table command_table[] = {
+ { "button", cmd_button },
{ "touch", cmd_touch },
{ "mdw", cmd_mdw },
{ "mww", cmd_mww },
diff --git a/example-fs-bb48/crc32.c b/example-fs-bb48/crc32.c
index 4335295..9535324 100644
--- a/example-fs-bb48/crc32.c
+++ b/example-fs-bb48/crc32.c
@@ -1,4 +1,4 @@
-const unsigned int *const crc32_table= (const unsigned int *const)0x00000480;
+const unsigned int *const crc32_table= (const unsigned int *)0x00000480;
void
crc32_init (unsigned int *p)
diff --git a/example-fs-bb48/sample.c b/example-fs-bb48/sample.c
index 1738566..3041d7d 100644
--- a/example-fs-bb48/sample.c
+++ b/example-fs-bb48/sample.c
@@ -7,27 +7,7 @@
#include "tty.h"
#include "board.h"
#include "command.h"
-
-struct GPIO {
- volatile uint32_t PDOR; /* Port Data Output Register */
- volatile uint32_t PSOR; /* Port Set Output Register */
- volatile uint32_t PCOR; /* Port Clear Output Register */
- volatile uint32_t PTOR; /* Port Toggle Output Register */
- volatile uint32_t PDIR; /* Port Data Input Register */
- volatile uint32_t PDDR; /* Port Data Direction Register */
-};
-static struct GPIO *const GPIOB = (struct GPIO *const)0x400FF040;
-static struct GPIO *const GPIOD = (struct GPIO *const)0x400FF0C0;
-static struct GPIO *const GPIOE = (struct GPIO *const)0x400FF100;
-
-static void
-set_led (int on)
-{
- if (on)
- GPIOB->PCOR = (1 << 0); /* PTB0: Clear: Light on */
- else
- GPIOB->PSOR = (1 << 0); /* PTB0: Set : Light off */
-}
+#include <sys.h>
static chopstx_mutex_t mtx;
static chopstx_cond_t cnd0;
diff --git a/example-fs-bb48/touch.c b/example-fs-bb48/touch.c
index 033da62..127be23 100644
--- a/example-fs-bb48/touch.c
+++ b/example-fs-bb48/touch.c
@@ -19,7 +19,7 @@ struct TPM {
volatile uint32_t CONF;
};
-static struct TPM *const TPM1 = (struct TPM *const)0x40039000;
+static struct TPM *const TPM1 = (struct TPM *)0x40039000;
static chopstx_intr_t tpm1_intr;
#define INTR_REQ_TPM1 18
@@ -36,8 +36,14 @@ touch_get (void)
| (0<<0) /* puddselect= 0 */
;
+ /*
+ * Start the timer's counter.
+ * TOF clear, TOIE=1, CPWMS=0, CMOD=1, PS=011.
+ */
+ TPM1->SC = 0xcb;
+
/* Let the register to pull it up. */
- PORTB->PCR1 = (1<<3) /* TPM1_CH1 */
+ PORTB->PCR1 = (3<<8) /* TPM1_CH1 */
| (0<<6) /* DriveStrengthEnable=0 */
| (0<<4) /* PassiveFilterEnable=0 */
| (1<<2) /* SlewRateEnable = slow */
@@ -46,8 +52,10 @@ touch_get (void)
;
chopstx_intr_wait (&tpm1_intr);
- /* Clear overflow. */
- TPM1->SC |= 0x80;
+ /* Clear overflow and CH1 capture. */
+ TPM1->STATUS = 0x102;
+ /* Stop the counter. */
+ TPM1->SC = 0;
return TPM1->C1V;
}
@@ -58,21 +66,13 @@ touch_init (void)
{
chopstx_claim_irq (&tpm1_intr, INTR_REQ_TPM1);
- /* TOF clear, TOIE=1, CPWMS=0, CMOD=1, PS=000. */
- TPM1->SC = 0xc4;
-
/* Input capture mode: MSB = 0, MSA = 0 */
- /* Rising edge: ELSB=0 ELSA=1 */
- TPM1->C1SC = 0x82;
+ /* Rising edge: ELSB=0 ELSA=1 */
+ TPM1->C1SC = 0x84;
TPM1->POL=0;
- /* Triggered by TPM1_CH1. */
- /* channel 1: TRGSEL=0010 */
- /* external: TRGSRC=0 */
- /* active low:TRGPOL=1 */
- /* stop on overflow: CSOO=1 */
- /* start on trigger: CSOT=1 */
- TPM1->CONF = 0x02c30000;
-
- touch_get ();
+ /* No trigger. */
+ /* Stop on overflow: CSOO=1 */
+ /* Run the timer in the debug mode */
+ TPM1->CONF = 0x000200c0;
}
diff --git a/mcu/clk_gpio_init-mkl27z.c b/mcu/clk_gpio_init-mkl27z.c
index 894a8ad..d126d94 100644
--- a/mcu/clk_gpio_init-mkl27z.c
+++ b/mcu/clk_gpio_init-mkl27z.c
@@ -38,7 +38,7 @@ struct MCG {
uint8_t reserved2[15]; /* */
volatile uint8_t MC; /* MCG Miscellaneous Control Register */
};
-static struct MCG *const MCG = (struct MCG *const)0x40064000;
+static struct MCG *const MCG = (struct MCG *)0x40064000;
struct USB_CLK_RECOVER {
volatile uint8_t CTRL; /* USB Clock */
@@ -51,7 +51,7 @@ struct USB_CLK_RECOVER {
/* interrupt status */
};
static struct USB_CLK_RECOVER *const USB_CLK_RECOVER =
- (struct USB_CLK_RECOVER *const)0x40072140;
+ (struct USB_CLK_RECOVER *)0x40072140;
static void __attribute__((used))
clock_init (void)
@@ -71,7 +71,7 @@ clock_init (void)
SIM->SCGC4 = (1 << 18); /* Enable USB FS clock */
SIM->SCGC5 = (1 << 10); /* Enable Port B clock */
- SIM->SCGC6 = (1 << 25); /* Enable TPM1 clock */
+ SIM->SCGC6 = (1 << 25)|1; /* Enable TPM1 clock */
SIM->COPC = 0; /* COP disabled */
/* Crystal-less USB setup. */
diff --git a/mcu/mkl27z.h b/mcu/mkl27z.h
index ad3c54c..1ede77f 100644
--- a/mcu/mkl27z.h
+++ b/mcu/mkl27z.h
@@ -28,7 +28,6 @@ struct SIM {
volatile uint32_t COPC; /* COP Control Register */
volatile uint32_t SRVCOP; /* Service COP */
};
-static struct SIM *const SIM = (struct SIM *const)0x40047000;
/* Port control. */
struct PORT {
@@ -52,9 +51,6 @@ struct PORT {
uint32_t reserved[6];
volatile uint32_t ISFR;
};
-static struct PORT *const PORTB = (struct PORT *const)0x4004A000;
-static struct PORT *const PORTD = (struct PORT *const)0x4004C000;
-static struct PORT *const PORTE = (struct PORT *const)0x4004D000;
struct GPIO {
volatile uint32_t PDOR; /* Port Data Output Register */
@@ -64,6 +60,11 @@ struct GPIO {
volatile uint32_t PDIR; /* Port Data Input Register */
volatile uint32_t PDDR; /* Port Data Direction Register */
};
-static struct GPIO *const GPIOB = (struct GPIO *const)0x400FF040;
-static struct GPIO *const GPIOD = (struct GPIO *const)0x400FF0C0;
-static struct GPIO *const GPIOE = (struct GPIO *const)0x400FF100;
+
+static struct SIM *const SIM = (struct SIM *)0x40047000;
+static struct PORT *const PORTB = (struct PORT *)0x4004A000;
+static struct PORT *const PORTD = (struct PORT *)0x4004C000;
+static struct PORT *const PORTE = (struct PORT *)0x4004D000;
+static struct GPIO *const GPIOB = (struct GPIO *)0x400FF040;
+static struct GPIO *const GPIOD = (struct GPIO *)0x400FF0C0;
+static struct GPIO *const GPIOE = (struct GPIO *)0x400FF100;
diff --git a/mcu/sys-mkl27z.c b/mcu/sys-mkl27z.c
index e44e0c2..84b38ab 100644
--- a/mcu/sys-mkl27z.c
+++ b/mcu/sys-mkl27z.c
@@ -118,7 +118,7 @@ struct FTFA {
/* Note: addressing (3,2,1,0). Use Bx macro. */
volatile uint8_t FPROT[4];
};
-static struct FTFA *const FTFA = (struct FTFA *const)0x40020000;
+static struct FTFA *const FTFA = (struct FTFA *)0x40020000;
#define FSTAT_CCIF 0x80
#define B3 0
@@ -297,7 +297,7 @@ crc32_init (unsigned int *p)
}
#ifdef ORIGINAL_IN_C
-const unsigned int *const crc32_table= (const unsigned int *const)0x00000500;
+const unsigned int *const crc32_table= (const unsigned int *)0x00000500;
#endif
void __attribute__ ((naked,section(".fixed_function.crc32_u8")))
diff --git a/mcu/usb-mkl27z.c b/mcu/usb-mkl27z.c
index ae7e8af..2d35385 100644
--- a/mcu/usb-mkl27z.c
+++ b/mcu/usb-mkl27z.c
@@ -50,12 +50,12 @@ struct USB_CONF {
uint8_t rsvd2[3]; /* */
volatile uint8_t ADDINFO; /* Peripheral Additional Info register */
};
-static struct USB_CONF *const USB_CONF = (struct USB_CONF *const) 0x40072000;
+static struct USB_CONF *const USB_CONF = (struct USB_CONF *) 0x40072000;
struct USB_CTRL0 {
volatile uint8_t OTGCTL; /* OTG Control register */
};
-static struct USB_CTRL0 *const USB_CTRL0 = (struct USB_CTRL0 *const)0x4007201c;
+static struct USB_CTRL0 *const USB_CTRL0 = (struct USB_CTRL0 *)0x4007201c;
struct USB_CTRL1 {
volatile uint8_t ISTAT; /* Interrupt Status register */
@@ -82,7 +82,7 @@ struct USB_CTRL1 {
uint8_t rsvd15[3]; /* */
volatile uint8_t BDTPAGE3; /* BDT Page Register 3 */
};
-static struct USB_CTRL1 *const USB_CTRL1 = (struct USB_CTRL1 *const)0x40072080;
+static struct USB_CTRL1 *const USB_CTRL1 = (struct USB_CTRL1 *)0x40072080;
/* Interrupt source bits */
#define USB_IS_STALL (1 << 7)
@@ -98,7 +98,7 @@ struct USB_ENDPT {
volatile uint8_t EP; /* Endpoint Control register */
uint8_t rsvd17[3];
};
-static struct USB_ENDPT *const USB_ENDPT = (struct USB_ENDPT *const)0x400720c0;
+static struct USB_ENDPT *const USB_ENDPT = (struct USB_ENDPT *)0x400720c0;
struct USB_CTRL2 {
volatile uint8_t USBCTRL; /* USB Control register */
@@ -111,7 +111,7 @@ struct USB_CTRL2 {
uint8_t rsvd36[7]; /* */
volatile uint8_t USBFRMADJUST; /* Frame Adjut Register */
};
-static struct USB_CTRL2 *const USB_CTRL2 = (struct USB_CTRL2 *const)0x40072100;
+static struct USB_CTRL2 *const USB_CTRL2 = (struct USB_CTRL2 *)0x40072100;
/* Buffer Descriptor */
struct BD {
@@ -136,7 +136,7 @@ struct BD {
extern uint8_t __usb_bdt__;
-static struct BD *const BD_table = (struct BD *const)&__usb_bdt__;
+static struct BD *const BD_table = (struct BD *)&__usb_bdt__;
static void
kl27z_usb_init (void)
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-08 21:11:29 +0000