Fork of Smoothie to port to mbed non-LPC targets.
Fork of Smoothie by
Diff: libs/MRI_Hooks.cpp
- Revision:
- 3:f151d08d335c
- Parent:
- 2:1df0b61d3b5a
--- a/libs/MRI_Hooks.cpp Fri Feb 28 18:52:52 2014 -0800 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,74 +0,0 @@ -#include "MRI_Hooks.h" - -#include <sLPC17xx.h> -#include <mri.h> - -// This is used by MRI to turn pins on and off when entering and leaving MRI. Useful for not burning everything down -// See http://smoothieware.org/mri-debugging - -extern "C" { - static uint32_t _set_high_on_debug[5] = { -// (1 << 4) | (1 << 10) | (1 << 19) | (1 << 21), // smoothieboard stepper EN pins - 0, - 0, - 0, - 0, - 0 - }; - static uint32_t _set_low_on_debug[5] = { - 0, - 0, -// (1 << 4) | (1 << 5) | (1 << 6) | (1 << 7), // smoothieboard heater outputs - 0, - 0, - 0 - }; - - static uint32_t _previous_state[5]; - - static LPC_GPIO_TypeDef* io; - static int i; - - void __mriPlatform_EnteringDebuggerHook() - { - for (i = 0; i < 5; i++) - { - io = (LPC_GPIO_TypeDef*) (LPC_GPIO_BASE + (0x20 * i)); - io->FIOMASK &= ~(_set_high_on_debug[i] | _set_low_on_debug[i]); - - _previous_state[i] = io->FIOPIN; - - io->FIOSET = _set_high_on_debug[i]; - io->FIOCLR = _set_low_on_debug[i]; - } - } - - void __mriPlatform_LeavingDebuggerHook() - { - for (i = 0; i < 5; i++) - { - io = (LPC_GPIO_TypeDef*) (LPC_GPIO_BASE + (0x20 * i)); - io->FIOMASK &= ~(_set_high_on_debug[i] | _set_low_on_debug[i]); - io->FIOSET = _previous_state[i] & (_set_high_on_debug[i] | _set_low_on_debug[i]); - io->FIOCLR = (~_previous_state[i]) & (_set_high_on_debug[i] | _set_low_on_debug[i]); - } - } - - void set_high_on_debug(int port, int pin) - { - if ((port >= 5) || (port < 0)) - return; - if ((pin >= 32) || (pin < 0)) - return; - _set_high_on_debug[port] |= (1<<pin); - } - - void set_low_on_debug(int port, int pin) - { - if ((port >= 5) || (port < 0)) - return; - if ((pin >= 32) || (pin < 0)) - return; - _set_low_on_debug[port] |= (1<<pin); - } -}