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IF THIS SOFTWARE IS PROVIDED ON A COMPACT DISK, THE OTHER SOFTWARE AND DOCUMENTATION ON THE COMPACT DISK ARE SUBJECT TO THE LICENSE AGREEMENT ACCOMPANYING THE COMPACT DISK. *------------------------------------------------------------------- * FileName: * SysConfigPrv.h * * Description: * Private system configuration defines * * History: * 8/23/96 RM - Created by Ron Marianetti * 12/10/97 SL - Rewrote memCalcDynamicRAMSize macro * *******************************************************************/ #ifdef NON_PORTABLE #ifndef __SYSCONFIGPRV_H__ #define __SYSCONFIGPRV_H__ /************************************************************ * Private Memory Manager Constants *************************************************************/ #define mem32K 0x008000 #define mem64K 0x010000 #define mem96K 0x018000 #define mem128K 0x020000 #define mem256K 0x040000 #define mem512K 0x080000 #define mem1MB 0x100000 #define mem2MB 0x200000 //========================================================================== // Default size of the dynamic heap // This macro accepts the total RAM in card 0 as a parameter and returns // the number of bytes to assign to the dynamic heap // // IMPORTANT!! Only certain sizes are supported by the hardware. This section // makes sure that the setting is one of the sizes supported by the hardware. // The routine HwrGetRAMSize() in ROMHardwareXXX.c is responsible for setting // up the chip select registers appropriately for each possible value of // DYN_MEM_SIZE. // // 1-16-98, Replaced DYN_MEM_SIZE equate with DYN_MEM_SIZE_MIN & // DYN_MEM_SiZE_MAX // 1-20-98, Added DYN_MEM_SIZE_EXTRA for Jerry and Cessna... // WAS: /* #ifndef DYN_MEM_SIZE #error Build option DYN_MEM_SIZE not setup #endif #if DYN_MEM_SIZE == mem128K #define memCalcDynamicRAMSize(totalSize) \ ((totalSize > mem1MB ) ? mem128K : ((totalSize > mem128K) ? mem96K : mem32K)) // EvenBigger: >1MB --> 128K; >128KB --> 96K; else --> 32K #elif DYN_MEM_SIZE == mem96K #define memCalcDynamicRAMSize(totalSize) \ ((totalSize > mem1MB ) ? mem96K : ((totalSize > mem128K) ? mem64K : mem32K)) // EvenBigger: >1MB --> 96K; >128KB --> 64K; else --> 32K #elif DYN_MEM_SIZE == mem64K #define memCalcDynamicRAMSize(totalSize) \ ((totalSize > mem128K) ? mem64K : mem32K) // BigHeap: >128KB --> 64K; else 32K #elif DYN_MEM_SIZE == mem32K #define memCalcDynamicRAMSize(totalSize) mem32K // SmallHeap: always 32K #else #error "Unsupported setting for DYN_MEM_SIZE!!" #endif */ //========================================================================== #ifdef DYN_MEM_SIZE #error Error! Obsolete define DYN_MEM_SIZE used #endif #ifndef DYN_MEM_SIZE_MIN #error Build option DYN_MEM_SIZE_MIN not setup #endif #ifndef DYN_MEM_SIZE_MAX #error Build option DYN_MEM_SIZE_MAX not setup #endif #ifndef DYN_MEM_SIZE_EXTRA #error Build option DYN_MEM_SIZE_EXTRA not setup #endif // PalmOS 1.0 always has a 32K dynamic heap // PalmOS 2.0 Personal ROM always has a 32K dynamic heap // PalmOS 2.0 Professional ROM always has a 64K dynamic heap // // PalmOS 3.0 default dynamic heap calcuation: // Systems with >1 MB of RAM get a 96K dynamic heap // Systems with >128K of RAM get a 64K dynamic heap // Systems with 128K of RAM get a 32K dynamic heap // // Some systems may have extra requirements in order to // function regardless of how much total RAM is installed. // This gets specified in the DYN_MEM_SIZE_EXTRA build parm. // Since this extra memory is used by these systems, it is // not generally available for application use. #define prvDefaultSize(totalSize) \ ((totalSize > mem1MB ) ? mem96K : \ (totalSize > mem128K) ? mem64K : \ mem32K) + DYN_MEM_SIZE_EXTRA #define memCalcDynamicRAMSize(totalSize) \ ((prvDefaultSize(totalSize) > DYN_MEM_SIZE_MAX) ? DYN_MEM_SIZE_MAX : \ (prvDefaultSize(totalSize) < DYN_MEM_SIZE_MIN) ? DYN_MEM_SIZE_MIN : \ prvDefaultSize(totalSize)) #define memCalcDynamicHeapSize(totalSize) \ (memCalcDynamicRAMSize(totalSize)-sysLowMemSize) #endif // __SYSCONFIGPRV_H__ #endif //NON_PORTABLE