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Replace portasmHAS_CLINT with configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS definitions in the IAR RISC-V port - portasmHAS_CLIT will still work by deriving the new definitions from the old.

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This commit is contained in:
Richard Barry 2020-01-09 02:23:51 +00:00
parent 75b81a1fab
commit 066e2bc7d2
6 changed files with 70 additions and 22 deletions
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13
FreeRTOS/Source/portable/GCC/RISC-V/portmacro.h
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@ -160,11 +160,20 @@ not necessary for to use this port. They are defined so the common demo files
configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS definitions. For
backward compatibility derive the newer definitions from the old if the old
definition is found. */
#if defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS )
#if defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS ) && ( configCLINT_BASE_ADDRESS == 0 )
/* Legacy case where configCLINT_BASE_ADDRESS was defined as 0 to indicate
there was no CLINT. Equivalent now is to set the MTIME and MTIMECMP
addresses to 0. */
#define configMTIME_BASE_ADDRESS ( 0 )
#define configMTIMECMP_BASE_ADDRESS ( 0 )
#elif defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS )
/* Legacy case where configCLINT_BASE_ADDRESS was set to the base address of
the CLINT. Equivalent now is to derive the MTIME and MTIMECMP addresses
from the CLINT address. */
#define configMTIME_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0xBFF8UL )
#define configMTIMECMP_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0x4000UL )
#elif !defined( configMTIME_BASE_ADDRESS ) || !defined( configMTIMECMP_BASE_ADDRESS )
#error configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. See https://www.freertos.org/Using-FreeRTOS-on-RISC-V.html
#error configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. Set them to zero if there is no MTIME (machine time) clock. See https://www.freertos.org/Using-FreeRTOS-on-RISC-V.html
#endif