www.pudn.com > system.rar > mem_load.c
/************* Revision Controle System Header *************
* GSM Layer 1 software
* MEM_LOAD.C
*
* Filename mem_load.c
* Version 1.6
* Date 06/20/01
*
************* Revision Controle System Header *************/
#ifndef _WINDOWS
#include "chipset.cfg"
#include "board.cfg"
#include "swconfig.cfg"
#endif
#include "l1sw.cfg" /* OP_L1_STANDALONE definition */
#if ((((CHIPSET == 3) || (CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || \
(CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) && (LONG_JUMP != 0)) || \
(CHIPSET == 12) ||(CHIPSET == 15))
/*
* USE_GZIP flag is used by modem binaries compression feature on P2.
* For P2 build variants it is defined globally - either in master.cfg (HBB)
* or P2's configdef *.xml files (UBB).
* The following definition is for all other platforms - just to
* suppress compilation warnings.
*/
#ifndef USE_GZIP
#define USE_GZIP 0
#endif
#if (OP_L1_STANDALONE == 1)
#define D_LOAD_START _470_INT_MEM_out_call_load_start
#define D_RUN_START _470_INT_MEM_out_call_run_start
#define D_RUN_END _470_INT_MEM_out_call_run_end
#else
#define D_LOAD_START _470_S_MEM_out_call_load_start
#define D_RUN_START _470_S_MEM_out_call_run_start
#define D_RUN_END _470_S_MEM_out_call_run_end
#endif
typedef unsigned char UWORD8;
typedef unsigned short int UWORD16;
typedef unsigned long int UWORD32;
UWORD16 d_checksum1;
UWORD16 d_checksum2;
/* NEW COMPILER MANAGEMENT
* INT_memset and INT_memcpy, respectively identical to memset and
* memcpy from the rts library of compiler V2.51, are defined in int.s.
* They are used to make the initialization of the .bss section and the load
* of the internal ram code not dependent to the 32-bit alignment.
* The old code used for the initialization and the load used a loop with
* 4-byte increment, assuming the 32-bit alignment of the .bss section.
* This alignment is not true with compiler V2.51.
* This change applies whatever the compiler version.
* INT_memset replaces f_zero
* INT_memcpy replaces f_download
*/
extern void INT_memset(void *s, int c, UWORD32 n);
extern void INT_memcpy(void *s1, void *s2, UWORD32 n);
#if (OP_L1_STANDALONE == 0) && (BOARD == 35) && (USE_GZIP == 1)
extern void decompress(unsigned long input_start,
unsigned long input_length,
unsigned long output_start);
#else
UWORD16 f_checksum(UWORD8 *p_begin,
UWORD32 d_length) {
UWORD16 d_checksum = 0x0000;
while(d_length > 0) {
d_checksum += *(p_begin++);
d_length --;
}
return(d_checksum);
}
#endif
#if (CHIPSET == 12) || (CHIPSET == 15)
/*
* Load start address of the interrupt vector table from FLASH into Internal SRAM
*/
#define C_NUMBER_OF_INTERRUPT_VECTOR 7
#pragma DATA_SECTION(d_interrupt_load_start,".intload")
const UWORD32 d_interrupt_load_start=0L;
extern const UWORD32 IndirectVectorTable[C_NUMBER_OF_INTERRUPT_VECTOR * 2];
#define C_INTERRUPT_VECTOR_LOAD_START (UWORD32)((UWORD32)(&d_interrupt_load_start) + 4)
#define C_INTERRUPT_VECTOR_RUN_START (UWORD32)((UWORD32)&IndirectVectorTable[0])
#define C_INTERRUPT_VECTOR_LENGTH (UWORD32)(C_NUMBER_OF_INTERRUPT_VECTOR * 2 * sizeof(UWORD32))
#endif /* (CHIPSET == 12) || (CHIPSET == 15)*/
#if ((LONG_JUMP == 3) || (((CHIPSET==15)||(CHIPSET == 12)) && (LONG_JUMP == 0)))
/*
* Load start address of the code downloaded from FLASH into Internal SRAM
*/
#pragma DATA_SECTION(d_application_load_start,".ldfl")
const UWORD32 d_application_load_start=0L;
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12) || (CHIPSET==15)) && (LONG_JUMP == 0))
extern UWORD8 D_LOAD_START;
#endif /* (((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0)) */
#endif /* (TOOL_CHOICE == 0) */
#endif /* (OP_WCP == 0) */
/*
* Run start address of the code downloaded from FLASH into Internal SRAM
*/
#pragma DATA_SECTION(d_application_run_start,"S_P_Mem")
const UWORD32 d_application_run_start = 0L;
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
extern UWORD8 D_RUN_START;
#endif /* (((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0)) */
#endif /* (TOOL_CHOICE == 0) */
#endif /* (OP_WCP == 0) */
/*
* Run end address of the code downloaded from FLASH into Internal SRAM
*/
#pragma DATA_SECTION(d_application_run_end,"E_P_Mem")
const UWORD32 d_application_run_end = 0L;
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
extern UWORD8 D_RUN_END;
#endif /* (((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0)) */
#endif /* (TOOL_CHOICE == 0) */
#endif /* (OP_WCP == 0) */
/*
* Application download
*/
#define C_APPLICATION_LOAD_START (UWORD32)((UWORD32)(&d_application_load_start) + 2*sizeof(UWORD32))
#define C_APPLICATION_RUN_START (UWORD32)((UWORD32)(&d_application_run_start) + sizeof(UWORD32))
#define C_APPLICATION_RUN_END (UWORD32)((UWORD32)(&d_application_run_end) + sizeof(UWORD32))
#define C_APPLICATION_LENGTH (UWORD32)(C_APPLICATION_RUN_END - C_APPLICATION_RUN_START - sizeof(UWORD32))
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
/*
* Trampoline download
*/
#define C_TRAMPOLINE_LOAD_START (UWORD32)(&D_LOAD_START)
#define C_TRAMPOLINE_RUN_START (UWORD32)(&D_RUN_START)
#define C_TRAMPOLINE_RUN_END (UWORD32)(&D_RUN_END)
#define C_TRAMPOLINE_LENGTH (UWORD32)(&D_RUN_END - &D_RUN_START)
#endif /* (((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0)) */
#endif /* (TOOL_CHOICE == 0) */
#endif /* (OP_WCP == 0) */
void f_load_int_mem(void) {
/*
* Reset checksum of code downloaded
*/
d_checksum1 = 0; /* Load checksum */
d_checksum2 = 0; /* Run checksum */
/*
* Reset the Internal memory where the code must be downloaded
*/
INT_memset((void *)(C_APPLICATION_RUN_START),0,C_APPLICATION_LENGTH);
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
INT_memset((void *)(C_TRAMPOLINE_RUN_START),0,C_TRAMPOLINE_LENGTH);
#endif
#endif /* (TOOL_CHOICE == 0) */
#if ((CHIPSET == 12)||(CHIPSET==15))
INT_memset((void *)(C_INTERRUPT_VECTOR_RUN_START),0,C_INTERRUPT_VECTOR_LENGTH);
#endif
#endif /* (OP_WCP == 0) */
#if (OP_L1_STANDALONE == 0) && (BOARD == 35) && (USE_GZIP == 1)
#define C_GZIP_START (C_APPLICATION_LOAD_START)
#define C_GZIP_LENGTH (*(UWORD32*)C_APPLICATION_LOAD_START)
#define C_GZIP_OUT (C_APPLICATION_RUN_START - sizeof(UWORD32))
/* De-compress on-the-fly and load to internal RAM */
decompress(C_GZIP_START, /* load start (compressed) */
C_GZIP_LENGTH, /* compressed length */
C_GZIP_OUT); /* run start */
#else
/*
* Compute checksum on code in FLASH (code and trampoline functions)
*/
d_checksum1 = f_checksum((UWORD8 *)(C_APPLICATION_LOAD_START), C_APPLICATION_LENGTH);
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
d_checksum1 += f_checksum((UWORD8 *)(C_TRAMPOLINE_LOAD_START), C_TRAMPOLINE_LENGTH);
#endif
#endif /* (TOOL_CHOICE == 0) */
#if ((CHIPSET == 12)||(CHIPSET==15))
d_checksum1 += f_checksum((UWORD8 *)(C_INTERRUPT_VECTOR_LOAD_START), C_INTERRUPT_VECTOR_LENGTH);
#endif
#endif /* (OP_WCP == 0) */
/*
* Download code from FLASH into Internal RAM (both code and trampoline functions)
*/
INT_memcpy((void *)(C_APPLICATION_RUN_START),(void *)(C_APPLICATION_LOAD_START),C_APPLICATION_LENGTH);
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
INT_memcpy((void *)(C_TRAMPOLINE_RUN_START),(void *)(C_TRAMPOLINE_LOAD_START),C_TRAMPOLINE_LENGTH);
#endif
#endif /* (TOOL_CHOICE == 0) */
#if ((CHIPSET == 12)||(CHIPSET==15))
INT_memcpy((void *)(C_INTERRUPT_VECTOR_RUN_START),(void *)(C_INTERRUPT_VECTOR_LOAD_START),C_INTERRUPT_VECTOR_LENGTH);
#endif
#endif /* (OP_WCP == 0) */
/*
* Compute checksum on code in FLASH (code and trampoline functions)
*/
d_checksum2 = f_checksum((UWORD8 *)(C_APPLICATION_RUN_START), C_APPLICATION_LENGTH);
#if ((OP_WCP == 0) || (OP_L1_STANDALONE == 1))
#if (TOOL_CHOICE == 0)
/* NEW COMPILER MANAGEMENT
* If use of VISUAL LINKER, needs to manage trampoline download.
* Case of:
* - TOOL_CHOICE == 0 => compiler v1.22e with vlinker v1.9902
*/
#if !(((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))
d_checksum2 += f_checksum((UWORD8 *)(C_TRAMPOLINE_RUN_START), C_TRAMPOLINE_LENGTH);
#endif
#endif /* (TOOL_CHOICE == 0) */
#if ((CHIPSET == 12)||(CHIPSET==15))
d_checksum2 += f_checksum((UWORD8 *)(C_INTERRUPT_VECTOR_RUN_START), C_INTERRUPT_VECTOR_LENGTH);
#endif
#endif /* (OP_WCP == 0) */
#endif /* (OP_L1_STANDALONE == 0) && (BOARD == 35) && (USE_GZIP == 1) */
} /* f_load_int_mem() */
#endif /* ((LONG_JUMP == 3) || (((CHIPSET == 12)||(CHIPSET==15)) && (LONG_JUMP == 0))) */
#endif /* ((((CHIPSET == 3) || (CHIPSET == 4) || ... (CHIPSET == 12) || (CHIPSET == 15)) */