andy/tinyUSB
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

add verify_breakpoint hw independence

Browse Source
This commit is contained in:
hathach
2018-03-28 15:23:33 +07:00
parent 03a4f02b89
commit ccf6f03817
7 changed files with 26 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
tinyusb/common/verify.h
View File

@@ -63,6 +63,24 @@
#define _ASSERT_MESS()
#endif
// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
// Cortex M CoreDebug->DHCSR
#define ARM_CM_DHCSR (*((volatile uint32_t*) 0xE000EDF0UL))
static inline void verify_breakpoint(void)
{
// Only halt mcu if debugger is attached
if ( ARM_CM_DHCSR & 1UL ) __asm("BKPT #0\n");
}
#else
#define verify_breakpoint()
#endif
/*------------------------------------------------------------------*/
/* VERIFY STATUS
* - VERIFY_STS_1ARGS : return status of condition if failed
@@ -95,13 +113,13 @@
#define VERIFY_STS_HDLR_2ARGS(sts, _handler) \
do { \
uint32_t _status = (uint32_t)(sts); \
if ( 0 != _status ) { tusb_hal_dbg_breakpoint(); _VERIFY_MESS(_status) _handler; return _status; }\
if ( 0 != _status ) { verify_breakpoint(); _VERIFY_MESS(_status) _handler; return _status; }\
} while(0)
#define VERIFY_STS_HDLR_3ARGS(sts, _handler, _error) \
do { \
uint32_t _status = (uint32_t)(sts); \
if ( 0 != _status ) { tusb_hal_dbg_breakpoint(); _VERIFY_MESS(_status) _handler; return _error; }\
if ( 0 != _status ) { verify_breakpoint(); _VERIFY_MESS(_status) _handler; return _error; }\
} while(0)
#define VERIFY_STATUS_HDLR(...) GET_4TH_ARG(__VA_ARGS__, VERIFY_STS_HDLR_3ARGS, VERIFY_STS_HDLR_2ARGS)(__VA_ARGS__)
@@ -137,12 +155,12 @@
/*------------------------------------------------------------------*/
/* ASSERT
* basically VERIFY with tusb_hal_dbg_breakpoint as handler
* basically VERIFY with verify_breakpoint as handler
* - 1 arg : return false if failed
* - 2 arg : return error if failed
*------------------------------------------------------------------*/
#define ASSERT_1ARGS(cond) do { if (!(cond)) { tusb_hal_dbg_breakpoint(); _ASSERT_MESS() return false; } } while(0)
#define ASSERT_2ARGS(cond, _error) do { if (!(cond)) { tusb_hal_dbg_breakpoint(); _ASSERT_MESS() return _error;} } while(0)
#define ASSERT_1ARGS(cond) do { if (!(cond)) { verify_breakpoint(); _ASSERT_MESS() return false; } } while(0)
#define ASSERT_2ARGS(cond, _error) do { if (!(cond)) { verify_breakpoint(); _ASSERT_MESS() return _error;} } while(0)
#define TU_ASSERT(...) GET_3RD_ARG(__VA_ARGS__, ASSERT_2ARGS, ASSERT_1ARGS)(__VA_ARGS__)