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Dependents: STM32F103C8T6_WebUSBDFU STM32F103C8T6_USBDFU STM32F103C8T6_USBDFU dfu_usb_stm32f103
Fork of USBDevice_STM32F103 by
Diff: USBDevice/USBHAL_KL25Z.cpp
- Revision:
- 20:d38b72fed893
- Parent:
- 14:d495202c90f4
- Child:
- 22:5b7d31d9d3f3
diff -r fcb63a105965 -r d38b72fed893 USBDevice/USBHAL_KL25Z.cpp
--- a/USBDevice/USBHAL_KL25Z.cpp Thu Feb 20 11:15:58 2014 +0000
+++ b/USBDevice/USBHAL_KL25Z.cpp Thu Feb 27 09:45:46 2014 +0000
@@ -16,7 +16,7 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#if defined(TARGET_KL25Z)
+#if defined(TARGET_KL25Z) | defined(TARGET_KL46Z) | defined(TARGET_K20D5M)
#include "USBHAL.h"
@@ -59,7 +59,7 @@
uint8_t dummy; // RSVD: BD[8:15]
uint16_t byte_count; // BD[16:32]
uint32_t address; // Addr
-} BDT;
+} BDT;
// there are:
@@ -82,10 +82,10 @@
return 0;
}
-USBHAL::USBHAL(void) {
+USBHAL::USBHAL(void) {
// Disable IRQ
NVIC_DisableIRQ(USB0_IRQn);
-
+
// fill in callback array
epCallback[0] = &USBHAL::EP1_OUT_callback;
epCallback[1] = &USBHAL::EP1_IN_callback;
@@ -117,11 +117,11 @@
epCallback[27] = &USBHAL::EP14_IN_callback;
epCallback[28] = &USBHAL::EP15_OUT_callback;
epCallback[29] = &USBHAL::EP15_IN_callback;
-
-
+
+
// choose usb src as PLL
SIM->SOPT2 |= (SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_PLLFLLSEL_MASK);
-
+
// enable OTG clock
SIM->SCGC4 |= SIM_SCGC4_USBOTG_MASK;
@@ -129,12 +129,12 @@
instance = this;
NVIC_SetVector(USB0_IRQn, (uint32_t)&_usbisr);
NVIC_EnableIRQ(USB0_IRQn);
-
+
// USB Module Configuration
// Reset USB Module
USB0->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
while(USB0->USBTRC0 & USB_USBTRC0_USBRESET_MASK);
-
+
// Set BDT Base Register
USB0->BDTPAGE1=(uint8_t)((uint32_t)bdt>>8);
USB0->BDTPAGE2=(uint8_t)((uint32_t)bdt>>16);
@@ -144,14 +144,14 @@
USB0->ISTAT = 0xff;
// USB Interrupt Enablers
- USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK |
- USB_INTEN_SOFTOKEN_MASK |
+ USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK |
+ USB_INTEN_SOFTOKEN_MASK |
USB_INTEN_ERROREN_MASK |
USB_INTEN_USBRSTEN_MASK;
-
- // Disable weak pull downs
- USB0->USBCTRL &= ~(USB_USBCTRL_PDE_MASK | USB_USBCTRL_SUSP_MASK);
-
+
+ // Disable weak pull downs
+ USB0->USBCTRL &= ~(USB_USBCTRL_PDE_MASK | USB_USBCTRL_SUSP_MASK);
+
USB0->USBTRC0 |= 0x40;
}
@@ -296,9 +296,9 @@
uint32_t n, sz, idx, setup = 0;
uint8_t not_iso;
uint8_t * ep_buf;
-
+
uint32_t log_endpoint = PHY_TO_LOG(endpoint);
-
+
if (endpoint > NUMBER_OF_PHYSICAL_ENDPOINTS - 1) {
return EP_INVALID;
}
@@ -335,7 +335,7 @@
if (((Data1 >> endpoint) & 1) == ((bdt[idx].info >> 6) & 1)) {
if (setup && (buffer[6] == 0)) // if no setup data stage,
Data1 &= ~1UL; // set DATA0
- else
+ else
Data1 ^= (1 << endpoint);
}
@@ -345,7 +345,7 @@
else {
bdt[idx].info = BD_DTS_MASK | BD_OWN_MASK;
}
-
+
USB0->CTL &= ~USB_CTL_TXSUSPENDTOKENBUSY_MASK;
*bytesRead = sz;
@@ -368,27 +368,27 @@
idx = EP_BDT_IDX(PHY_TO_LOG(endpoint), TX, 0);
bdt[idx].byte_count = size;
-
-
+
+
// non iso endpoint
if (USB0->ENDPOINT[PHY_TO_LOG(endpoint)].ENDPT & USB_ENDPT_EPHSHK_MASK) {
ep_buf = endpoint_buffer[idx];
} else {
ep_buf = endpoint_buffer_iso[2];
}
-
+
for (n = 0; n < size; n++) {
ep_buf[n] = data[n];
}
-
+
if ((Data1 >> endpoint) & 1) {
bdt[idx].info = BD_OWN_MASK | BD_DTS_MASK;
} else {
bdt[idx].info = BD_OWN_MASK | BD_DTS_MASK | BD_DATA01_MASK;
}
-
+
Data1 ^= (1 << endpoint);
-
+
return EP_PENDING;
}
@@ -429,7 +429,7 @@
uint8_t istat = USB0->ISTAT;
// reset interrupt
- if (istat & USB_ISTAT_USBRST_MASK) {
+ if (istat & USB_ISTAT_USBRST_MASK) {
// disable all endpt
for(i = 0; i < 16; i++) {
USB0->ENDPOINT[i].ENDPT = 0x00;
@@ -457,11 +457,11 @@
// SOF interrupt
if (istat & USB_ISTAT_SOFTOK_MASK) {
- USB0->ISTAT = USB_ISTAT_SOFTOK_MASK;
+ USB0->ISTAT = USB_ISTAT_SOFTOK_MASK;
// SOF event, read frame number
SOF(frameNumber());
}
-
+
// stall interrupt
if (istat & 1<<7) {
if (USB0->ENDPOINT[0].ENDPT & USB_ENDPT_EPSTALL_MASK)
@@ -483,7 +483,7 @@
// EP0 SETUP event (SETUP data received)
EP0setupCallback();
-
+
} else {
// OUT packet
if (TOK_PID((EP_BDT_IDX(num, dir, ev_odd))) == OUT_TOKEN) {
@@ -517,11 +517,11 @@
USB0->ISTAT = USB_ISTAT_TOKDNE_MASK;
}
-
+
// sleep interrupt
if (istat & 1<<4) {
USB0->ISTAT |= USB_ISTAT_SLEEP_MASK;
- }
+ }
// error interrupt
if (istat & USB_ISTAT_ERROR_MASK) {
