Mercurial > flash_v2
comparison packages/hal/common/current/src/hal_stub.c @ 130:eb9fd8c04db3 ecos-sw-2000-10-23
Merge from eCos master repository on 2000-10-23-17:01:37-BST
| author | jlarmour |
|---|---|
| date | Mon, 23 Oct 2000 17:10:57 +0000 |
| parents | 6bd9d475ed4b |
| children | a9ac27ec7abc |
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| 129:605a0fc6f385 | 130:eb9fd8c04db3 |
|---|---|
| 767 } | 767 } |
| 768 | 768 |
| 769 //----------------------------------------------------------------------------- | 769 //----------------------------------------------------------------------------- |
| 770 // Memory accessor functions. | 770 // Memory accessor functions. |
| 771 | 771 |
| 772 volatile void *__mem_fault_handler = (void *)0; | 772 // The __mem_fault_handler pointer is volatile since it is only |
| 773 // set/cleared by the function below - which does not rely on any | |
| 774 // other functions, so the compiler may decide to not bother updating | |
| 775 // the pointer at all. If any of the memory accesses cause an | |
| 776 // exception, the pointer must be set to ensure the exception handler | |
| 777 // can make use of it. | |
| 778 | |
| 779 void* volatile __mem_fault_handler = (void *)0; | |
| 773 | 780 |
| 774 /* These are the "arguments" to __do_read_mem and __do_write_mem, | 781 /* These are the "arguments" to __do_read_mem and __do_write_mem, |
| 775 which are passed as globals to avoid squeezing them thru | 782 which are passed as globals to avoid squeezing them thru |
| 776 __set_mem_fault_trap. */ | 783 __set_mem_fault_trap. */ |
| 777 | 784 |