+#include <stdio.h>
+#include <system_def.h>
+#include <hal_intr.h>
+#include "./can/ul_usb1.h"
+#include "./can/can.h"
+#include "./can/can_sysdep.h"
+#include "./can/main.h"
+#include "./can/devcommon.h"
+#include "./usb/usb_vend.h"
+//#include "./can/ul_usb1.h"
+#include <endian.h>
+#if __BYTE_ORDER == __BIG_ENDIAN
+ #include <byteswap.h>
+#endif
+
+extern struct canuser_t *canuser;
+
+int set_ext_mask_complete_fnc(struct usb_ep_t *ep, int status){
+ int dest_chip;
+
+ unsigned long code;
+ unsigned long mask;
+
+ struct ul_usb1_chip_data *chip_data=NULL;
+
+ usb_device_t *udev=ep->udev;
+ unsigned char *data=ep->ptr - ep->actual;
+
+ if (udev->request.bRequest==USBCAN_VENDOR_EXT_MASK_SET){
+ dest_chip=(udev->request.wIndex);
+ if ((dest_chip>=MAX_TOT_CHIPS)||(dest_chip<0))
+ goto error;
+ if (!chips_p[dest_chip])
+ goto error;
+ if ((chip_data=((struct ul_usb1_chip_data*)(chips_p[dest_chip]->chip_data)))==NULL)
+ goto nodata;
+
+ mask=*(uint32_t *)(data);
+ code=*(uint32_t *)(data+4);
+ #if __BYTE_ORDER == __BIG_ENDIAN
+ mask = bswap_32( mask);
+ code = bswap_32( code);
+ #endif
+
+
+ if (chips_p[dest_chip]->chipspecops->extended_mask(chips_p[dest_chip], code, mask)<0)
+ goto error;
+ chip_data->flags |= UL_USB1_CHIP_MASK_SET;
+ }
+ return 0;
+error:
+ chip_data->flags &= ~UL_USB1_CHIP_MASK_SET;
+nodata:
+ return -1;
+}
+
+int set_baud_rate_complete_fnc(struct usb_ep_t *ep, int status){
+ int dest_chip;
+
+ int32_t rate,sjw,sampl_pt,flags;
+
+ struct ul_usb1_chip_data *chip_data=NULL;
+
+ usb_device_t *udev=ep->udev;
+ unsigned char *data=ep->ptr - ep->actual;
+
+ if (udev->request.bRequest==USBCAN_VENDOR_BAUD_RATE_SET){
+ dest_chip=(udev->request.wIndex);
+ if ((dest_chip>=MAX_TOT_CHIPS)||(dest_chip<0))
+ goto error;
+ if (!chips_p[dest_chip])
+ goto error;
+ if ((chip_data=((struct ul_usb1_chip_data*)(chips_p[dest_chip]->chip_data)))==NULL)
+ goto nodata;
+
+ rate=*(int32_t *)(data);
+ sjw=*(int32_t *)(data+4);
+ sampl_pt=*(int32_t *)(data+8);
+ flags=*(int32_t *)(data+12);
+ #if __BYTE_ORDER == __BIG_ENDIAN
+ rate = bswap_32( rate);
+ sjw = bswap_32( sjw);
+ sampl_pt = bswap_32( sampl_pt);
+ flags = bswap_32( flags);
+ #endif
+
+ if (chips_p[dest_chip]->chipspecops->baud_rate(chips_p[dest_chip], rate, chips_p[dest_chip]->clock, sjw, sampl_pt, flags)<0)
+ goto error;
+ chip_data->flags |= UL_USB1_CHIP_BAUD_SET;
+ }
+ return 0;
+error:
+ chip_data->flags &= ~UL_USB1_CHIP_BAUD_SET;
+nodata:
+ return -1;
+}
+
+int usbcan_vendor(usb_device_t *udev)
+{
+ // wIndex, wValue, bRequest, wLength
+ int dest_chip;
+ struct ul_usb1_chip_data *chip_data;
+ uint8_t ret;
+
+ dest_chip=(udev->request.wIndex);
+ if ((dest_chip>=MAX_TOT_CHIPS)||(dest_chip<0))
+ return 0; // Should look like ok (0) or stall (-1)?
+ if (!chips_p[dest_chip])
+ return 0; // Should look like ok (0) or stall (-1)?
+
+ switch ( udev->request.bRequest) {
+ case USBCAN_VENDOR_EXT_MASK_SET:
+ udev->ep0.complete_fnc=set_ext_mask_complete_fnc;
+ return 1;
+ case USBCAN_VENDOR_EXT_MASK_STATUS:
+ ret=-1;
+ if ((chip_data=((struct ul_usb1_chip_data*)(chips_p[dest_chip]->chip_data)))==NULL)
+ usb_send_control_data(udev,&ret,1);
+ else{
+ ret=(chip_data->flags & UL_USB1_CHIP_MASK_SET)?1:0;
+ usb_send_control_data(udev,&ret,1);
+ }
+ chip_data->flags &= ~UL_USB1_CHIP_MASK_SET;
+ return 1;
+
+ case USBCAN_VENDOR_BAUD_RATE_SET:
+ udev->ep0.complete_fnc=set_baud_rate_complete_fnc;
+ return 1;
+ case USBCAN_VENDOR_BAUD_RATE_STATUS:
+ ret=-1;
+ if ((chip_data=((struct ul_usb1_chip_data*)(chips_p[dest_chip]->chip_data)))==NULL)
+ usb_send_control_data(udev,&ret,1);
+ else{
+ ret=(chip_data->flags & UL_USB1_CHIP_BAUD_SET)?1:0;
+ usb_send_control_data(udev,&ret,1);
+ }
+ chip_data->flags &= ~UL_USB1_CHIP_BAUD_SET;
+ return 1;
+
+ case USBCAN_VENDOR_SET_BTREGS:
+ {
+ uint16_t value=udev->request.wValue;
+ ret=1;
+ if (chips_p[dest_chip]->chipspecops->set_btregs(chips_p[dest_chip],value&0xFF,(value>>8)&0xFF)<0)
+ ret=0;
+ usb_send_control_data(udev,&ret,1);
+ return 1;
+ }
+ return 1;
+
+ case USBCAN_VENDOR_CHECK_TX_STAT:
+ {
+ struct canque_edge_t *qedge;
+ struct canque_slot_t *slot;
+ ret=0;
+ if (canque_get_inslot(canuser->qends, &qedge, &slot, 0)>=0){
+ canque_abort_inslot(canuser->qends, qedge, slot);
+ ret=1;
+ }
+ usb_send_control_data(udev,&ret,1);
+ return 1;
+ }
+
+ case USBCAN_VENDOR_START_CHIP:
+ ret=1;
+ if (chips_p[dest_chip]->chipspecops->start_chip(chips_p[dest_chip])<0)
+ ret=0;
+ usb_send_control_data(udev,&ret,1);
+ return 1;
+ case USBCAN_VENDOR_STOP_CHIP:
+ ret=1;
+ if (chips_p[dest_chip]->chipspecops->stop_chip(chips_p[dest_chip])<0)
+ ret=0;
+ usb_send_control_data(udev,&ret,1);
+ return 1;
+ }
+
+ return 0;
+}
projects / lincan.git / commitdiff