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lisa-m/usbhid: Coding-style fixes.

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This commit is contained in:
Uwe Hermann 2011-11-12 10:27:34 +01:00
parent b1819507b7
commit bc1f581991
3 changed files with 46 additions and 43 deletions
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2
examples/stm32/f1/lisa-m/usb_dfu/usbdfu.c
View File

@ -111,7 +111,7 @@ static const char *usb_strings[] = {
"DFU Demo",
"DEMO",
/* This string is used by ST Microelectronics' DfuSe utility. */
"@Internal Flash /0x08000000/8*001Ka,56*001Kg"
"@Internal Flash /0x08000000/8*001Ka,56*001Kg",
};
static u8 usbdfu_getstatus(u32 *bwPollTimeout)

2
examples/stm32/f1/lisa-m/usb_hid/README
View File

@ -2,6 +2,6 @@
README
------------------------------------------------------------------------------
This example implements a USB Human Interface Device (HID)
This example implements a USB Human Interface Device (HID)
to demonstrate the use of the USB device stack.

85
examples/stm32/f1/lisa-m/usb_hid/usbhid.c
View File

@ -26,7 +26,6 @@
#include <libopencm3/stm32/otg_fs.h>
#include <libopencm3/usb/usbd.h>
#include <libopencm3/usb/hid.h>
#include "adxl345.h"
/* Define this to include the DFU APP interface. */
@ -54,7 +53,7 @@ const struct usb_device_descriptor dev = {
.bNumConfigurations = 1,
};
/* I have no idea what this means. I haven't read the HID spec. */
/* I have no idea what this means. I haven't read the HID spec. */
static const u8 hid_report_descriptor[] = {
0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01,
0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03,
@ -65,7 +64,7 @@ static const u8 hid_report_descriptor[] = {
0x81, 0x06, 0xC0, 0x09, 0x3c, 0x05, 0xff, 0x09,
0x01, 0x15, 0x00, 0x25, 0x01, 0x75, 0x01, 0x95,
0x02, 0xb1, 0x22, 0x75, 0x06, 0x95, 0x01, 0xb1,
0x01, 0xc0
0x01, 0xc0,
};
static const struct {
@ -184,8 +183,8 @@ static int hid_control_request(struct usb_setup_data *req, u8 **buf, u16 *len,
(req->wValue != 0x2200))
return 0;
/* Handle the HID report descriptor */
*buf = (u8*)hid_report_descriptor;
/* Handle the HID report descriptor. */
*buf = (u8 *)hid_report_descriptor;
*len = sizeof(hid_report_descriptor);
return 1;
@ -209,8 +208,8 @@ static int dfu_control_request(struct usb_setup_data *req, u8 **buf, u16 *len,
(void)buf;
(void)len;
if((req->bmRequestType != 0x21) || (req->bRequest != DFU_DETACH))
return 0; /* Only accept class request */
if ((req->bmRequestType != 0x21) || (req->bRequest != DFU_DETACH))
return 0; /* Only accept class request. */
*complete = dfu_detach_complete;
@ -243,9 +242,11 @@ static void hid_set_config(u16 wValue)
static uint8_t spi_readwrite(uint32_t spi, uint8_t data)
{
while(SPI_SR(spi) & SPI_SR_BSY);
while (SPI_SR(spi) & SPI_SR_BSY)
;
SPI_DR(spi) = data;
while(!(SPI_SR(spi) & SPI_SR_RXNE));
while (!(SPI_SR(spi) & SPI_SR_RXNE))
;
return SPI_DR(spi);
}
@ -269,19 +270,21 @@ static void accel_write(uint8_t addr, uint8_t data)
static void accel_get(int16_t *x, int16_t *y, int16_t *z)
{
if(x)
*x = accel_read(ADXL345_DATAX0) |
if (x)
*x = accel_read(ADXL345_DATAX0) |
(accel_read(ADXL345_DATAX1) << 8);
if(y)
*y = accel_read(ADXL345_DATAY0) |
if (y)
*y = accel_read(ADXL345_DATAY0) |
(accel_read(ADXL345_DATAY1) << 8);
if(z)
*z = accel_read(ADXL345_DATAZ0) |
if (z)
*z = accel_read(ADXL345_DATAZ0) |
(accel_read(ADXL345_DATAZ1) << 8);
}
int main(void)
{
int i;
rcc_clock_setup_in_hse_12mhz_out_72mhz();
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
@ -289,26 +292,26 @@ int main(void)
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
rcc_peripheral_enable_clock(&RCC_APB1ENR, RCC_APB1ENR_SPI2EN);
/* Configure SPI2: PB13(SCK), PB14(MISO), PB15(MOSI) */
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_ALTFN_PUSHPULL,
GPIO_SPI2_SCK | GPIO_SPI2_MOSI);
/* Configure SPI2: PB13(SCK), PB14(MISO), PB15(MOSI). */
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_ALTFN_PUSHPULL,
GPIO_SPI2_SCK | GPIO_SPI2_MOSI);
gpio_set_mode(GPIOB, GPIO_MODE_INPUT, GPIO_CNF_INPUT_FLOAT,
GPIO_SPI2_MISO);
/* Enable CS pin on PB12 */
GPIO_SPI2_MISO);
/* Enable CS pin on PB12. */
gpio_set(GPIOB, GPIO12);
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO12);
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO12);
/* Force to SPI mode. This should be default after reset! */
SPI2_I2SCFGR = 0;
/* Force to SPI mode. This should be default after reset! */
SPI2_I2SCFGR = 0;
spi_init_master(SPI2,
SPI_CR1_BAUDRATE_FPCLK_DIV_256,
SPI_CR1_CPOL_CLK_TO_1_WHEN_IDLE,
SPI_CR1_CPHA_CLK_TRANSITION_2,
SPI_CR1_BAUDRATE_FPCLK_DIV_256,
SPI_CR1_CPOL_CLK_TO_1_WHEN_IDLE,
SPI_CR1_CPHA_CLK_TRANSITION_2,
SPI_CR1_DFF_8BIT,
SPI_CR1_MSBFIRST);
/* Ignore the stupid NSS pin */
/* Ignore the stupid NSS pin. */
spi_enable_software_slave_management(SPI2);
spi_set_nss_high(SPI2);
spi_enable(SPI2);
@ -317,28 +320,28 @@ int main(void)
accel_write(ADXL345_POWER_CTL, ADXL345_POWER_CTL_MEASURE);
accel_write(ADXL345_DATA_FORMAT, ADXL345_DATA_FORMAT_LALIGN);
/* USB_DETECT as input */
gpio_set_mode(GPIOA, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_FLOAT, GPIO8);
/* USB_DETECT as input. */
gpio_set_mode(GPIOA, GPIO_MODE_INPUT, GPIO_CNF_INPUT_FLOAT, GPIO8);
/* green LED off, as output */
/* Green LED off, as output. */
gpio_set(GPIOC, GPIO2);
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO2);
GPIO_CNF_OUTPUT_PUSHPULL, GPIO2);
usbd_init(&stm32f107_usb_driver, &dev, &config, usb_strings);
usbd_register_set_config_callback(hid_set_config);
/* delay some seconds to show that pull-up switch works */
{int i; for (i=0;i<0x800000;i++) asm("nop");}
/* Delay some seconds to show that pull-up switch works. */
for (i = 0; i < 0x800000; i++)
__asm__("nop");
/* wait for USB Vbus */
while(gpio_get(GPIOA, GPIO8) == 0) asm("nop");
/* Wait for USB Vbus. */
while (gpio_get(GPIOA, GPIO8) == 0)
__asm__("nop");
/* green LED on, connect USB */
/* Green LED on, connect USB. */
gpio_clear(GPIOC, GPIO2);
//OTG_FS_GCCFG &= ~OTG_FS_GCCFG_VBUSBSEN;
// OTG_FS_GCCFG &= ~OTG_FS_GCCFG_VBUSBSEN;
while (1)
usbd_poll();