| /***********************************************************************/ |
| /* */ |
| /* PROJECT NAME : RTOSDemo */ |
| /* FILE : reset_program.asm */ |
| /* DESCRIPTION : Reset Program */ |
| /* CPU SERIES : RX600 */ |
| /* CPU TYPE : RX64M */ |
| /* */ |
| /* This file is generated by e2 studio. */ |
| /* */ |
| /***********************************************************************/
|
|
|
|
|
| /************************************************************************/
|
| /* File Version: V1.00 */
|
| /* Date Generated: 08/07/2013 */
|
| /************************************************************************/
|
|
|
| /*reset_program.asm*/
|
|
|
| .list
|
| .section .text
|
| .global _PowerON_Reset /*global Start routine */
|
|
|
| .extern _HardwareSetup /*external Sub-routine to initialise Hardware*/
|
| .extern _data
|
| .extern _mdata
|
| .extern _ebss
|
| .extern _bss
|
| .extern _edata
|
| .extern _main
|
| .extern _ustack
|
| .extern _istack
|
| .extern _rvectors
|
| .extern _exit
|
|
|
| _PowerON_Reset :
|
| /* initialise user stack pointer */
|
| mvtc #_ustack,USP
|
|
|
| /* initialise interrupt stack pointer */
|
| mvtc #_istack,ISP
|
|
|
| /* setup intb */
|
| mvtc #_rvectors_start, intb /* INTERRUPT VECTOR ADDRESS definition */
|
|
|
| /* setup FPSW */
|
| mvtc #100h, fpsw
|
|
|
| /* load data section from ROM to RAM */
|
|
|
| mov #_mdata,r2 /* src ROM address of data section in R2 */
|
| mov #_data,r1 /* dest start RAM address of data section in R1 */
|
| mov #_edata,r3 /* end RAM address of data section in R3 */
|
| sub r1,r3 /* size of data section in R3 (R3=R3-R1) */
|
| smovf /* block copy R3 bytes from R2 to R1 */
|
|
|
| /* bss initialisation : zero out bss */
|
|
|
| mov #00h,r2 /* load R2 reg with zero */
|
| mov #_ebss, r3 /* store the end address of bss in R3 */
|
| mov #_bss, r1 /* store the start address of bss in R1 */
|
| sub r1,r3 /* size of bss section in R3 (R3=R3-R1) */
|
| sstr.b
|
| /* call the hardware initialiser */
|
| bsr.a _HardwareSetup
|
| nop
|
|
|
| /* setup PSW */
|
| mvtc #10000h, psw /* Set Ubit & Ibit for PSW */
|
|
|
| /* change PSW PM to user-mode */
|
| MVFC PSW,R1
|
| /* DON'T CHANGE TO USER MODE OR #00100000h,R1 */
|
| PUSH.L R1
|
| MVFC PC,R1
|
| ADD #10,R1
|
| PUSH.L R1
|
| RTE
|
| NOP
|
| NOP
|
| #ifdef CPPAPP
|
| bsr.a __rx_init
|
| #endif
|
|
|
| /* start user program */
|
| bsr.a _main
|
| bsr.a _exit
|
|
|
| #ifdef CPPAPP
|
| .global _rx_run_preinit_array
|
| .type _rx_run_preinit_array,@function
|
| _rx_run_preinit_array:
|
| mov #__preinit_array_start,r1
|
| mov #__preinit_array_end,r2
|
| bra.a _rx_run_inilist
|
|
|
| .global _rx_run_init_array
|
| .type _rx_run_init_array,@function
|
| _rx_run_init_array:
|
| mov #__init_array_start,r1
|
| mov #__init_array_end,r2
|
| mov #4, r3
|
| bra.a _rx_run_inilist
|
|
|
| .global _rx_run_fini_array
|
| .type _rx_run_fini_array,@function
|
| _rx_run_fini_array:
|
| mov #__fini_array_start,r2
|
| mov #__fini_array_end,r1
|
| mov #-4, r3
|
| /* fall through */
|
|
|
| _rx_run_inilist:
|
| next_inilist:
|
| cmp r1,r2
|
| beq.b done_inilist
|
| mov.l [r1],r4
|
| cmp #-1, r4
|
| beq.b skip_inilist
|
| cmp #0, r4
|
| beq.b skip_inilist
|
| pushm r1-r3
|
| jsr r4
|
| popm r1-r3
|
| skip_inilist:
|
| add r3,r1
|
| bra.b next_inilist
|
| done_inilist:
|
| rts
|
|
|
| .section .init,"ax"
|
| .balign 4
|
|
|
| .global __rx_init
|
| __rx_init:
|
|
|
| .section .fini,"ax"
|
| .balign 4
|
|
|
| .global __rx_fini
|
| __rx_fini:
|
| bsr.a _rx_run_fini_array
|
|
|
| .section .sdata
|
| .balign 4
|
| .global __gp
|
| .weak __gp
|
| __gp:
|
|
|
| .section .data
|
| .global ___dso_handle
|
| .weak ___dso_handle
|
| ___dso_handle:
|
| .long 0
|
|
|
| .section .init,"ax"
|
| bsr.a _rx_run_preinit_array
|
| bsr.a _rx_run_init_array
|
| rts
|
|
|
| .global __rx_init_end
|
| __rx_init_end:
|
|
|
| .section .fini,"ax"
|
|
|
| rts
|
| .global __rx_fini_end
|
| __rx_fini_end:
|
|
|
| #endif
|
|
|
| /* call to exit*/
|
| _exit:
|
| bra _loop_here
|
| _loop_here:
|
| bra _loop_here
|
|
|
| .text
|
| .end
|
