diff options
Diffstat (limited to 'gdb/gpio.h')
| -rw-r--r-- | gdb/gpio.h | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/gdb/gpio.h b/gdb/gpio.h deleted file mode 100644 index 86aa4cab8a9..00000000000 --- a/gdb/gpio.h +++ /dev/null @@ -1,38 +0,0 @@ -struct GPIO_ioctl { - // This is used for general input and output in the same ioctl. - // inlen is replaced by the number of input bytes consumed. - // inlen is always even and represents a number of pairs: - // [0/1/2,value]: write value to port_base+0/1/2. - // [0x80/0x81/0x82, --]: read value from port_base+0/1/2 - // and append result to outbuf. - // Thus one can intermix read and write in the same ioctl. - unsigned inlen; char *inbuf; - // outlen is replaced by # of output bytes written. - unsigned outlen; char *outbuf; - }; - -// IO control numbers - -// Linux kernel uses 0x54XX for special purposes. Avoid such. -// We'll pick large numbers. -// We don't use the linux convention of dividing the IOC into a bunch -// of bit fields. We can always switch to this later, as the -// IOC 0 returns the driver version (which IOC value will never change). - -#define GPIO_IOC_VERSION 0 // returns version -#define GPIO_IOC_BASE 0xaa3a0000 // Intended for use on ARCangel 3! - -// Switch base address of parallel port. 0x3f8 is assumed. -// WARNING! You can write on any port whatsoever with this driver. -// BE CAREFUL! -#define GPIO_IOC_SET_PORT_BASE (GPIO_IOC_BASE+1) // cmd, arg=port base - -// General input/output ioctl. See GPIO_ioctl struct. -#define GPIO_IOC_DO_IO (GPIO_IOC_BASE+2) // cmd, arg=GPIO_ioctl * - -// For emergency purposes in case the driver is goofed up. -#define GPIO_IOC_HARDRESET (GPIO_IOC_BASE+3) // cmd, no arg - -// Do you have an antiquated parallel port? You might need to ask -// the driver to use outb_p and inb_p (_p = pause). Default is not to. -#define GPIO_IOC_SET_PAUSE (GPIO_IOC_BASE+4) // arg = 1 => use pause; o/wise not. |