deon/chopstx
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Update example for fs-bb48

Browse Source
This commit is contained in:
NIIBE Yutaka
2016-06-29 16:37:09 +09:00
parent 986518fba7
commit 41ac81a66b
8 changed files with 174 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
ChangeLog
View File

@@ -1,5 +1,8 @@
2016-06-29 NIIBE Yutaka <gniibe@fsij.org>
* example-fs-bb48: Update.
* example-fs-bb48/touch.c: New.
* chopstx.c (chopstx_setpriority): Fix sched_lock/unlock.
2016-06-28 NIIBE Yutaka <gniibe@fsij.org>

2
example-fs-bb48/Makefile
View File

@@ -6,7 +6,7 @@ PROJECT = sample
CHOPSTX = ..
LDSCRIPT= sample.ld
CSRC = sample.c usb-cdc.c command.c
CSRC = sample.c usb-cdc.c command.c touch.c
CHIP=mkl27z
USE_SYS = yes

29
example-fs-bb48/command.c
View File

@@ -51,7 +51,6 @@ static char hexchar (uint8_t x)
return '?';
}
#ifdef ENABLE_DECIMAL_OUTPUT
static char *
compose_decimal (char *s, int value)
{
@@ -87,7 +86,7 @@ compose_decimal (char *s, int value)
return s;
}
#endif
static char *
compose_hex (char *s, uint32_t v)
@@ -143,6 +142,31 @@ get_hex (struct tty *tty, const char *s, uint32_t *v_p)
}
static void
cmd_touch (struct tty *tty, const char *line)
{
int i;
extern uint16_t touch_get (void);
(void)line;
put_line (tty, "Please touch the bear, type Enter to finish.\r\n");
for (i = 0; i < 20; i++)
{
uint16_t v;
char output[8];
char *s;
chopstx_usec_wait (1000*1000);
v = touch_get ();
s = compose_decimal (output, v);
*s++ = '\r';
*s++ = '\n';
tty_send (tty, output, s - output);
}
}
static void
cmd_mdw (struct tty *tty, const char *line)
{
@@ -425,6 +449,7 @@ cmd_help (struct tty *tty, const char *line)
struct command_table command_table[] = {
{ "touch", cmd_touch },
{ "mdw", cmd_mdw },
{ "mww", cmd_mww },
{ "fes", cmd_fes },

4
example-fs-bb48/sample.c
View File

@@ -117,6 +117,8 @@ static char hexchar (uint8_t x)
}
extern void touch_init (void);
int
main (int argc, const char *argv[])
{
@@ -144,6 +146,8 @@ main (int argc, const char *argv[])
u = 1;
touch_init ();
tty = tty_open ();
tty_wait_configured (tty);

89
example-fs-bb48/touch.c Normal file
View File

@@ -0,0 +1,89 @@
#include <stdint.h>
#include <stdlib.h>
#include <chopstx.h>
#include <mcu/mkl27z.h>
struct TPM {
volatile uint32_t SC;
volatile uint32_t CNT;
volatile uint32_t MOD;
volatile uint32_t C0SC;
volatile uint32_t C0V;
volatile uint32_t C1SC;
volatile uint32_t C1V;
uint32_t rsvd0[14];
volatile uint32_t STATUS;
uint32_t rsvd1[7];
volatile uint32_t POL;
uint32_t rsvd2[4];
volatile uint32_t CONF;
};
static struct TPM *const TPM1 = (struct TPM *const)0x40039000;
static chopstx_intr_t tpm1_intr;
#define INTR_REQ_TPM1 18
void
touch_init (void)
{
chopstx_claim_irq (&tpm1_intr, INTR_REQ_TPM1);
PORTB->PCR1 = (1<<3) /* TPM1_CH1 */
| (0<<6) /* DriveStrengthEnable=0 */
| (0<<4) /* PassiveFilterEnable=0 */
| (1<<2) /* SlewRateEnable = slow */
| (0<<1) /* pull enable = 0 */
| (0<<0) /* puddselect= 0 */
;
/* 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;
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;
/* Wait overflow. */
chopstx_intr_wait (&tpm1_intr);
/* Clear overflow. */
TPM1->SC |= 0x80;
}
uint16_t
touch_get (void)
{
/* Assert LOW. */
PORTB->PCR1 = (1<<8) /* GPIO */
| (0<<6) /* DriveStrengthEnable=0 */
| (0<<4) /* PassiveFilterEnable=0 */
| (1<<2) /* SlewRateEnable = slow */
| (0<<1) /* pull enable = 0 */
| (0<<0) /* puddselect= 0 */
;
/* Let the register to pull it up. */
PORTB->PCR1 = (1<<3) /* TPM1_CH1 */
| (0<<6) /* DriveStrengthEnable=0 */
| (0<<4) /* PassiveFilterEnable=0 */
| (1<<2) /* SlewRateEnable = slow */
| (0<<1) /* pull enable = 0 */
| (0<<0) /* puddselect= 0 */
;
chopstx_intr_wait (&tpm1_intr);
/* Clear overflow. */
TPM1->SC |= 0x80;
return TPM1->C1V;
}

10
example-fs-bb48/usb-cdc.c
View File

@@ -686,7 +686,10 @@ tty_main (void *arg)
while (1)
{
chopstx_poll (NULL, 1, &usb_intr);
struct chx_poll_head *pd_array[1] = {
(struct chx_poll_head *)&usb_intr
};
chopstx_poll (NULL, 1, pd_array);
if (usb_intr.ready)
{
uint8_t ep_num;
@@ -919,7 +922,10 @@ tty_recv (struct tty *t, char *buf, uint32_t *timeout)
while (1)
{
chopstx_poll (timeout, 1, &poll_desc);
struct chx_poll_head *pd_array[1] = {
(struct chx_poll_head *)&poll_desc
};
chopstx_poll (timeout, 1, pd_array);
chopstx_mutex_lock (&t->mtx);
r = check_rx (t);
chopstx_mutex_unlock (&t->mtx);

42
mcu/clk_gpio_init-mkl27z.c
View File

@@ -66,10 +66,12 @@ clock_init (void)
while ((MCG->S & 0x0c) != 0)
;
SIM->SOPT2 = 0x00040060; /* USBSRC=IRC48, CLOKOUTSEL=LPO, RTC-clock */
/* TPMSRC=IRC48M, USBSRC=IRC48M, CLOKOUTSEL=LPO, RTC-clock */
SIM->SOPT2 = 0x01040060;
SIM->SCGC4 = (1 << 18); /* Enable USB FS clock */
SIM->SCGC5 = (1 << 10); /* Enable Port B clock */
SIM->SCGC6 = (1 << 25); /* Enable TPM1 clock */
SIM->COPC = 0; /* COP disabled */
/* Crystal-less USB setup. */
@@ -78,44 +80,6 @@ clock_init (void)
}
struct PORT {
volatile uint32_t PCR0; volatile uint32_t PCR1;
volatile uint32_t PCR2; volatile uint32_t PCR3;
volatile uint32_t PCR4; volatile uint32_t PCR5;
volatile uint32_t PCR6; volatile uint32_t PCR7;
volatile uint32_t PCR8; volatile uint32_t PCR9;
volatile uint32_t PCR10; volatile uint32_t PCR11;
volatile uint32_t PCR12; volatile uint32_t PCR13;
volatile uint32_t PCR14; volatile uint32_t PCR15;
volatile uint32_t PCR16; volatile uint32_t PCR17;
volatile uint32_t PCR18; volatile uint32_t PCR19;
volatile uint32_t PCR20; volatile uint32_t PCR21;
volatile uint32_t PCR22; volatile uint32_t PCR23;
volatile uint32_t PCR24; volatile uint32_t PCR25;
volatile uint32_t PCR26; volatile uint32_t PCR27;
volatile uint32_t PCR28; volatile uint32_t PCR29;
volatile uint32_t PCR30; volatile uint32_t PCR31;
volatile uint32_t GPCLR; volatile uint32_t GPCHR;
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 */
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 __attribute__((used))
gpio_init (void)
{

38
mcu/mkl27z.h
View File

@@ -29,3 +29,41 @@ struct SIM {
volatile uint32_t SRVCOP; /* Service COP */
};
static struct SIM *const SIM = (struct SIM *const)0x40047000;
/* Port control. */
struct PORT {
volatile uint32_t PCR0; volatile uint32_t PCR1;
volatile uint32_t PCR2; volatile uint32_t PCR3;
volatile uint32_t PCR4; volatile uint32_t PCR5;
volatile uint32_t PCR6; volatile uint32_t PCR7;
volatile uint32_t PCR8; volatile uint32_t PCR9;
volatile uint32_t PCR10; volatile uint32_t PCR11;
volatile uint32_t PCR12; volatile uint32_t PCR13;
volatile uint32_t PCR14; volatile uint32_t PCR15;
volatile uint32_t PCR16; volatile uint32_t PCR17;
volatile uint32_t PCR18; volatile uint32_t PCR19;
volatile uint32_t PCR20; volatile uint32_t PCR21;
volatile uint32_t PCR22; volatile uint32_t PCR23;
volatile uint32_t PCR24; volatile uint32_t PCR25;
volatile uint32_t PCR26; volatile uint32_t PCR27;
volatile uint32_t PCR28; volatile uint32_t PCR29;
volatile uint32_t PCR30; volatile uint32_t PCR31;
volatile uint32_t GPCLR; volatile uint32_t GPCHR;
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 */
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;