shimun/solo
1
0
Fork 0
Code Issues Pull Requests Releases 1 Wiki Activity

efm8 usb bridge working

Browse Source
This commit is contained in:
Conor Patrick
2018-07-04 12:48:18 -04:00
parent ca882dc38a
commit 344a104ece
39 changed files with 9027 additions and 812 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
efm32/src/InitDevice.c
View File

@@ -34,6 +34,7 @@ extern void enter_DefaultMode_from_RESET(void) {
EMU_enter_DefaultMode_from_RESET();
CMU_enter_DefaultMode_from_RESET();
USART0_enter_DefaultMode_from_RESET();
USART1_enter_DefaultMode_from_RESET();
CRYOTIMER_enter_DefaultMode_from_RESET();
PORTIO_enter_DefaultMode_from_RESET();
// [Config Calls]$
@@ -129,6 +130,9 @@ extern void CMU_enter_DefaultMode_from_RESET(void) {
/* Enable clock for USART0 */
CMU_ClockEnable(cmuClock_USART0, true);
/* Enable clock for USART1 */
CMU_ClockEnable(cmuClock_USART1, true);
/* Enable clock for GPIO by default */
CMU_ClockEnable(cmuClock_GPIO, true);
@@ -321,18 +325,85 @@ extern void USART1_enter_DefaultMode_from_RESET(void) {
// [USART_InitAsync]$
// $[USART_InitSync]
USART_InitSync_TypeDef initsync = USART_INITSYNC_DEFAULT;
initsync.enable = usartDisable;
initsync.baudrate = 100000;
initsync.databits = usartDatabits8;
initsync.master = 1;
initsync.msbf = 1;
initsync.clockMode = usartClockMode0;
#if defined( USART_INPUT_RXPRS ) && defined( USART_TRIGCTRL_AUTOTXTEN )
initsync.prsRxEnable = 0;
initsync.prsRxCh = 0;
initsync.autoTx = 0;
#endif
USART_InitSync(USART1, &initsync);
// [USART_InitSync]$
// $[USART_InitPrsTrigger]
USART_PrsTriggerInit_TypeDef initprs = USART_INITPRSTRIGGER_DEFAULT;
initprs.rxTriggerEnable = 0;
initprs.txTriggerEnable = 0;
initprs.prsTriggerChannel = usartPrsTriggerCh0;
USART_InitPrsTrigger(USART1, &initprs);
// [USART_InitPrsTrigger]$
// $[USART_InitIO]
/* Set up CLK pin */
USART1->ROUTELOC0 = (USART1->ROUTELOC0 & (~_USART_ROUTELOC0_CLKLOC_MASK))
| USART_ROUTELOC0_CLKLOC_LOC11;
USART1->ROUTEPEN = USART1->ROUTEPEN | USART_ROUTEPEN_CLKPEN;
/* Disable CS pin */
USART1->ROUTELOC0 = (USART1->ROUTELOC0 & (~_USART_ROUTELOC0_CSLOC_MASK))
| USART_ROUTELOC0_CSLOC_LOC0;
USART1->ROUTEPEN = USART1->ROUTEPEN & (~USART_ROUTEPEN_CSPEN);
/* Disable CTS pin */
USART1->ROUTELOC1 = (USART1->ROUTELOC1 & (~_USART_ROUTELOC1_CTSLOC_MASK))
| USART_ROUTELOC1_CTSLOC_LOC0;
USART1->ROUTEPEN = USART1->ROUTEPEN & (~USART_ROUTEPEN_CTSPEN);
/* Disable RTS pin */
USART1->ROUTELOC1 = (USART1->ROUTELOC1 & (~_USART_ROUTELOC1_RTSLOC_MASK))
| USART_ROUTELOC1_RTSLOC_LOC0;
USART1->ROUTEPEN = USART1->ROUTEPEN & (~USART_ROUTEPEN_RTSPEN);
/* Set up RX pin */
USART1->ROUTELOC0 = (USART1->ROUTELOC0 & (~_USART_ROUTELOC0_RXLOC_MASK))
| USART_ROUTELOC0_RXLOC_LOC11;
USART1->ROUTEPEN = USART1->ROUTEPEN | USART_ROUTEPEN_RXPEN;
/* Set up TX pin */
USART1->ROUTELOC0 = (USART1->ROUTELOC0 & (~_USART_ROUTELOC0_TXLOC_MASK))
| USART_ROUTELOC0_TXLOC_LOC11;
USART1->ROUTEPEN = USART1->ROUTEPEN | USART_ROUTEPEN_TXPEN;
// [USART_InitIO]$
// $[USART_Misc]
/* Disable CTS */
USART1->CTRLX = USART1->CTRLX & (~USART_CTRLX_CTSEN);
/* Set CTS active low */
USART1->CTRLX = USART1->CTRLX & (~USART_CTRLX_CTSINV);
/* Set RTS active low */
USART1->CTRLX = USART1->CTRLX & (~USART_CTRLX_RTSINV);
/* Set CS active low */
USART1->CTRL = USART1->CTRL & (~USART_CTRL_CSINV);
/* Set TX active high */
USART1->CTRL = USART1->CTRL & (~USART_CTRL_TXINV);
/* Set RX active high */
USART1->CTRL = USART1->CTRL & (~USART_CTRL_RXINV);
// [USART_Misc]$
// $[USART_Enable]
/* Enable USART if opted by user */
USART_Enable(USART1, usartEnable);
// [USART_Enable]$
}
@@ -526,6 +597,21 @@ extern void PORTIO_enter_DefaultMode_from_RESET(void) {
// [Port B Configuration]$
// $[Port C Configuration]
/* Pin PC6 is configured to Push-pull */
GPIO_PinModeSet(gpioPortC, 6, gpioModePushPull, 1);
/* Pin PC7 is configured to Input enabled with pull-up */
GPIO_PinModeSet(gpioPortC, 7, gpioModeInputPull, 1);
/* Pin PC8 is configured to Push-pull */
GPIO_PinModeSet(gpioPortC, 8, gpioModePushPull, 1);
/* Pin PC9 is configured to Input enabled with pull-up */
GPIO_PinModeSet(gpioPortC, 9, gpioModeInputPull, 1);
/* Pin PC10 is configured to Push-pull */
GPIO_PinModeSet(gpioPortC, 10, gpioModePushPull, 1);
// [Port C Configuration]$
// $[Port D Configuration]

62
efm32/src/device.c
View File

@@ -10,6 +10,7 @@
#include "em_chip.h"
#include "em_gpio.h"
#include "em_usart.h"
#include "cbor.h"
#include "log.h"
@@ -61,7 +62,8 @@ int ctap_user_presence_test()
// data is HID_MESSAGE_SIZE long in bytes
void ctaphid_write_block(uint8_t * data)
{
dump_hex(data, HID_MESSAGE_SIZE);
printf1(TAG_DUMP,"<< "); dump_hex1(TAG_DUMP, data, HID_MESSAGE_SIZE);
usbhid_send(data);
}
void heartbeat()
@@ -83,13 +85,37 @@ void usbhid_init()
}
static int msgs_to_recv = 0;
int usbhid_recv(uint8_t * msg)
{
int i;
if (msgs_to_recv)
{
GPIO_PinOutClear(gpioPortC,10);
for (i = 0; i < 64; i++)
{
msg[i] = USART_SpiTransfer(USART1, 0);
delay(1);
}
msgs_to_recv--;
// printf(">> ");
// dump_hex(msg,64);
return 64;
}
return 0;
}
void usbhid_send(uint8_t * msg)
{
int i;
GPIO_PinOutSet(gpioPortC,10);
for (i = 0; i < HID_MESSAGE_SIZE; i++)
{
USART_SpiTransfer(USART1, *msg++);
}
GPIO_PinOutClear(gpioPortC,10);
}
void usbhid_close()
@@ -100,6 +126,29 @@ void main_loop_delay()
{
}
void delay(int ms)
{
int t1 = millis();
while(millis() - t1 < ms)
;
}
void GPIO_ODD_IRQHandler()
{
uint32_t flag = GPIO->IF;
GPIO->IFC = flag;
if (flag & (1<<9))
{
// printf("pin 9 interrupt\r\n");
msgs_to_recv++;
}
else
{
printf1(TAG_ERR,"wrong pin int %x\r\n",flag);
}
}
void device_init(void)
{
@@ -107,6 +156,7 @@ void device_init(void)
CHIP_Init();
enter_DefaultMode_from_RESET();
// status LEDS
GPIO_PinModeSet(gpioPortF,
4,
gpioModePushPull,
@@ -117,7 +167,15 @@ void device_init(void)
gpioModePushPull,
1);
// SPI R/W indicator
GPIO_PinModeSet(gpioPortC,
10,
gpioModePushPull,
0);
// USB message rdy ext int
GPIO_ExtIntConfig(gpioPortC, 9, 9, 1, 0,1);
NVIC_EnableIRQ(GPIO_ODD_IRQn);
printing_init();
@@ -127,5 +185,7 @@ void device_init(void)
cbor_encoder_init(&test, buf, 20, 0);
printf("Device init\r\n");
int i=0;
}