sys/src/9/bcm/io.h

   1 enum {
   2         IRQtimer0       = 0,
   3         IRQtimer1       = 1,
   4         IRQtimer2       = 2,
   5         IRQtimer3       = 3,
   6         IRQclock        = IRQtimer3,
   7         IRQusb          = 9,
   8         IRQdma0         = 16,
   9 #define IRQDMA(chan)    (IRQdma0+(chan))
  10         IRQaux          = 29,
  11         IRQmmc          = 62,
  12
  13         IRQbasic        = 64,
  14         IRQtimerArm     = IRQbasic + 0,
  15
  16         IRQfiq          = IRQusb,       /* only one source can be FIQ */
  17
  18         DmaD2M          = 0,            /* device to memory */
  19         DmaM2D          = 1,            /* memory to device */
  20         DmaM2M          = 2,            /* memory to memory */
  21
  22         DmaChanEmmc     = 4,            /* can only use 2-5, maybe 0 */
  23         DmaDevEmmc      = 11,
  24
  25         PowerSd         = 0,
  26         PowerUart0,
  27         PowerUart1,
  28         PowerUsb,
  29         PowerI2c0,
  30         PowerI2c1,
  31         PowerI2c2,
  32         PowerSpi,
  33         PowerCcp2tx,
  34
  35         ClkEmmc         = 1,
  36         ClkUart,
  37         ClkArm,
  38         ClkCore,
  39         ClkV3d,
  40         ClkH264,
  41         ClkIsp,
  42         ClkSdram,
  43         ClkPixel,
  44         ClkPwm,
  45 };
  46 #define BUSUNKNOWN      (-1)