diff options
| author | Jeff Johnston <jjohnstn@redhat.com> | 2014-12-15 20:17:39 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2014-12-15 20:17:39 +0000 |
| commit | 68a910123726e7868baf89cac9038b4dbb22f612 (patch) | |
| tree | 108b63e655003a7d58a3cc6f252ab2e6ace706d1 /libgloss/or1k/or1k-internals.h | |
| parent | d1219c0e89d2dc4ac865889cbd23f5e4c64d86e5 (diff) | |
| download | cygnal-68a910123726e7868baf89cac9038b4dbb22f612.tar.gz cygnal-68a910123726e7868baf89cac9038b4dbb22f612.tar.bz2 cygnal-68a910123726e7868baf89cac9038b4dbb22f612.zip | |
2014-12-15 Stefan Wallentowitz <stefan.wallentowitz@tum.de>
* or1k/Makefile.in: Add libor1k
* or1k/README: New file
* or1k/caches-asm.S: New file
* or1k/exceptions-asm.S: New file
* or1k/exceptions.c: New file
* or1k/impure.c: New file
* or1k/include/or1k-nop.h: New file
* or1k/include/or1k-support.h: New file
* or1k/interrupts-asm.S: New file
* or1k/interrupts.c: New file
* or1k/mmu-asm.S: New file
* or1k/or1k-internals.h: New file
* or1k/or1k_uart.c: New file
* or1k/or1k_uart.h: New file
* or1k/outbyte.S: New file
* or1k/sbrk.c: New file
* or1k/sync-asm.S: New file
* or1k/syscalls.c: New file
* or1k/timer.c: New file
* or1k/util.c: New file
Diffstat (limited to 'libgloss/or1k/or1k-internals.h')
| -rw-r--r-- | libgloss/or1k/or1k-internals.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/libgloss/or1k/or1k-internals.h b/libgloss/or1k/or1k-internals.h new file mode 100644 index 000000000..b24ad136b --- /dev/null +++ b/libgloss/or1k/or1k-internals.h @@ -0,0 +1,67 @@ +#ifndef __OR1K_INTERNAL_H__ +#define __OR1K_INTERNAL_H__ + +#include <stdint.h> +#include <string.h> + +#include "include/or1k-support.h" + +extern uint32_t* _or1k_stack_top; +extern size_t _or1k_stack_size; +extern uint32_t* _or1k_stack_bottom; + +extern uint32_t* _or1k_exception_stack_top; +extern size_t _or1k_exception_stack_size; +extern uint32_t* _or1k_exception_stack_bottom; + +#ifdef __OR1K_MULTICORE__ +extern uint32_t* *_or1k_stack_core; +extern uint32_t* *_or1k_exception_stack_core; +#endif + + +// The first two vectors are not used (address 0 and reset) +#define OR1K_NUM_EXCEPTIONS 30 + +typedef or1k_exception_handler_fptr or1k_exception_handler_table_t[OR1K_NUM_EXCEPTIONS]; + +#ifdef __OR1K_MULTICORE__ +extern or1k_exception_handler_table_t *_or1k_exception_handler_table; +#else +extern or1k_exception_handler_table_t _or1k_exception_handler_table; +#endif + +typedef or1k_interrupt_handler_fptr or1k_interrupt_handler_table_t[32]; +typedef void* or1k_interrupt_handler_data_ptr_table_t[32]; + +#ifdef __OR1K_MULTICORE__ +extern or1k_interrupt_handler_table_t *_or1k_interrupt_handler_table; +extern or1k_interrupt_handler_data_ptr_table_t *_or1k_interrupt_handler_data_ptr_table; +#else +extern or1k_interrupt_handler_table_t _or1k_interrupt_handler_table; +extern or1k_interrupt_handler_data_ptr_table_t _or1k_interrupt_handler_data_ptr_table; +#endif + +extern void _or1k_interrupt_handler(void); + +struct _or1k_reent { + /* Tick timer variable */ + volatile uint32_t or1k_timer_ticks; + + /* Tick rate storage */ + uint32_t or1k_timer_period; + uint32_t or1k_timer_mode; +}; + + +#ifdef __OR1K_MULTICORE__ +extern struct _or1k_reent (*_or1k_reent)[]; +#define OR1K_REENT (*_or1k_reent)[or1k_coreid()] +#else +extern struct _or1k_reent _or1k_reent; +#define OR1K_REENT _or1k_reent +#endif + +extern void _or1k_reent_init(); + +#endif |