arch/sh/include/mach-common/mach/microdev.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * linux/include/asm-sh/microdev.h
   4  *
   5  * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com)
   6  *
   7  * Definitions for the SuperH SH4-202 MicroDev board.
   8  */
   9 #ifndef __ASM_SH_MICRODEV_H
  10 #define __ASM_SH_MICRODEV_H
  11
  12 extern void init_microdev_irq(void);
  13 extern void microdev_print_fpga_intc_status(void);
  14
  15 /*
  16  * The following are useful macros for manipulating the interrupt
  17  * controller (INTC) on the CPU-board FPGA.  should be noted that there
  18  * is an INTC on the FPGA, and a separate INTC on the SH4-202 core -
  19  * these are two different things, both of which need to be prorammed to
  20  * correctly route - unfortunately, they have the same name and
  21  * abbreviations!
  22  */
  23 #define MICRODEV_FPGA_INTC_BASE         0xa6110000ul                            /* INTC base address on CPU-board FPGA */
  24 #define MICRODEV_FPGA_INTENB_REG        (MICRODEV_FPGA_INTC_BASE+0ul)           /* Interrupt Enable Register on INTC on CPU-board FPGA */
  25 #define MICRODEV_FPGA_INTDSB_REG        (MICRODEV_FPGA_INTC_BASE+8ul)           /* Interrupt Disable Register on INTC on CPU-board FPGA */
  26 #define MICRODEV_FPGA_INTC_MASK(n)      (1ul<<(n))                              /* Interrupt mask to enable/disable INTC in CPU-board FPGA */
  27 #define MICRODEV_FPGA_INTPRI_REG(n)     (MICRODEV_FPGA_INTC_BASE+0x10+((n)/8)*8)/* Interrupt Priority Register on INTC on CPU-board FPGA */
  28 #define MICRODEV_FPGA_INTPRI_LEVEL(n,x) ((x)<<(((n)%8)*4))                      /* MICRODEV_FPGA_INTPRI_LEVEL(int_number, int_level) */
  29 #define MICRODEV_FPGA_INTPRI_MASK(n)    (MICRODEV_FPGA_INTPRI_LEVEL((n),0xful)) /* Interrupt Priority Mask on INTC on CPU-board FPGA */
  30 #define MICRODEV_FPGA_INTSRC_REG        (MICRODEV_FPGA_INTC_BASE+0x30ul)        /* Interrupt Source Register on INTC on CPU-board FPGA */
  31 #define MICRODEV_FPGA_INTREQ_REG        (MICRODEV_FPGA_INTC_BASE+0x38ul)        /* Interrupt Request Register on INTC on CPU-board FPGA */
  32
  33
  34 /*
  35  * The following are the IRQ numbers for the Linux Kernel for external
  36  * interrupts.  i.e. the numbers seen by 'cat /proc/interrupt'.
  37  */
  38 #define MICRODEV_LINUX_IRQ_KEYBOARD      1      /* SuperIO Keyboard */
  39 #define MICRODEV_LINUX_IRQ_SERIAL1       2      /* SuperIO Serial #1 */
  40 #define MICRODEV_LINUX_IRQ_ETHERNET      3      /* on-board Ethnernet */
  41 #define MICRODEV_LINUX_IRQ_SERIAL2       4      /* SuperIO Serial #2 */
  42 #define MICRODEV_LINUX_IRQ_USB_HC        7      /* on-board USB HC */
  43 #define MICRODEV_LINUX_IRQ_MOUSE        12      /* SuperIO PS/2 Mouse */
  44 #define MICRODEV_LINUX_IRQ_IDE2         13      /* SuperIO IDE #2 */
  45 #define MICRODEV_LINUX_IRQ_IDE1         14      /* SuperIO IDE #1 */
  46
  47 /*
  48  * The following are the IRQ numbers for the INTC on the FPGA for
  49  * external interrupts.  i.e. the bits in the INTC registers in the
  50  * FPGA.
  51  */
  52 #define MICRODEV_FPGA_IRQ_KEYBOARD       1      /* SuperIO Keyboard */
  53 #define MICRODEV_FPGA_IRQ_SERIAL1        3      /* SuperIO Serial #1 */
  54 #define MICRODEV_FPGA_IRQ_SERIAL2        4      /* SuperIO Serial #2 */
  55 #define MICRODEV_FPGA_IRQ_MOUSE         12      /* SuperIO PS/2 Mouse */
  56 #define MICRODEV_FPGA_IRQ_IDE1          14      /* SuperIO IDE #1 */
  57 #define MICRODEV_FPGA_IRQ_IDE2          15      /* SuperIO IDE #2 */
  58 #define MICRODEV_FPGA_IRQ_USB_HC        16      /* on-board USB HC */
  59 #define MICRODEV_FPGA_IRQ_ETHERNET      18      /* on-board Ethnernet */
  60
  61 #define MICRODEV_IRQ_PCI_INTA            8
  62 #define MICRODEV_IRQ_PCI_INTB            9
  63 #define MICRODEV_IRQ_PCI_INTC           10
  64 #define MICRODEV_IRQ_PCI_INTD           11
  65
  66 #define __IO_PREFIX microdev
  67 #include <asm/io_generic.h>
  68
  69 #endif /* __ASM_SH_MICRODEV_H */