?? startup.s
字號:
;/*****************************************************************************/
;/* STARTUP.S: Startup file for ADI ADuC702x device series */
;/*****************************************************************************/
;/* <<< Use Configuration Wizard in Context Menu >>> */
;/*****************************************************************************/
;/* This file is part of the uVision/ARM development tools. */
;/* Copyright (c) 2005-2006 Keil Software. All rights reserved. */
;/* This software may only be used under the terms of a valid, current, */
;/* end user licence from KEIL for a compatible version of KEIL software */
;/* development tools. Nothing else gives you the right to use this software. */
;/*****************************************************************************/
;/*
; * The STARTUP.S code is executed after CPU Reset. This file may be
; * translated with the following SET symbols. In uVision these SET
; * symbols are entered under Options - ASM - Define.
; *
; * RAM_INTVEC: when set the startup code copies exception vectors
; * from on-chip Flash to on-chip RAM and remaps RAM to address 0.
; */
; Standard definitions of Mode bits and Interrupt (I & F) flags in PSRs
Mode_USR EQU 0x10
Mode_FIQ EQU 0x11
Mode_IRQ EQU 0x12
Mode_SVC EQU 0x13
Mode_ABT EQU 0x17
Mode_UND EQU 0x1B
Mode_SYS EQU 0x1F
I_Bit EQU 0x80 ; when I bit is set, IRQ is disabled
F_Bit EQU 0x40 ; when F bit is set, FIQ is disabled
;// <h> Stack Configuration (Stack Sizes in Bytes)
;// <o0> Undefined Mode <0x0-0xFFFFFFFF:8>
;// <o1> Supervisor Mode <0x0-0xFFFFFFFF:8>
;// <o2> Abort Mode <0x0-0xFFFFFFFF:8>
;// <o3> Fast Interrupt Mode <0x0-0xFFFFFFFF:8>
;// <o4> Interrupt Mode <0x0-0xFFFFFFFF:8>
;// <o5> User/System Mode <0x0-0xFFFFFFFF:8>
;// </h>
UND_Stack_Size EQU 0x00000000
SVC_Stack_Size EQU 0x00000008
ABT_Stack_Size EQU 0x00000000
FIQ_Stack_Size EQU 0x00000000
IRQ_Stack_Size EQU 0x00000080
USR_Stack_Size EQU 0x00000400
Stack_Size EQU (UND_Stack_Size + SVC_Stack_Size + ABT_Stack_Size + \
FIQ_Stack_Size + IRQ_Stack_Size + USR_Stack_Size)
AREA STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem SPACE Stack_Size
Stack_Top EQU Stack_Mem + Stack_Size
;// <h> Heap Configuration
;// <o> Heap Size (in Bytes) <0x0-0xFFFFFFFF>
;// </h>
Heap_Size EQU 0x00000000
AREA HEAP, NOINIT, READWRITE, ALIGN=3
Heap_Mem SPACE Heap_Size
; MMR definitions
MMR_BASE EQU 0xFFFF0000 ; MMR Base Address
REMAP_OFFSET EQU 0x0220
PREMAP_OFFSET EQU 0x0224
POWKEY1_OFFSET EQU 0x0404
POWCON_OFFSET EQU 0x0408
POWKEY2_OFFSET EQU 0x040C
;// <e> PLL Setup
;// <o1.0..2> CD: PLL Multiplier Selection
;// <0-7>
;// <i> CD Value
;// <o1.3> FINT: Fast Interrupt
;// <0-1>
;// <i> Switches to CD0 for FIQ
;// </e>
PLL_SETUP EQU 1
PLLCFG_Val EQU 0x00000001
;// <e> Pin Setup
GPIO_SETUP EQU 0
GPIOBASE EQU 0xFFFFF400
;// <h> Port 0
;// <o.0..1> P0.0 <0=> GPIO <1=> CMPOUT <2=> MS2 <3=> PLAI[7]
;// <o.4..5> P0.1 <0=> GPIO <1=> --- <2=> XBEN0 <3=> ---
;// <o.8..9> P0.2 <0=> GPIO <1=> --- <2=> XBEN1 <3=> ---
;// <o.12..13> P0.3 <0=> GPIO <1=> TRST <2=> XA16 <3=> ADCBUSY
;// <o.16..17> P0.4 <0=> GPIO/IRQ0 <1=> CONVSTART <2=> MS1 <3=> PLAO[1]
;// <o.20..21> P0.5 <0=> GPIO/IRQ1 <1=> ADCBUSY <2=> MS0 <3=> PLAO[2]
;// <o.24..25> P0.6 <0=> GPIO <1=> MRST <2=> XAE <3=> PLAO[3]
;// <o.28..29> P0.7 <0=> GPIO <1=> ECLK <2=> SIN <3=> PLAO[4]
;// </h>
GP0CON_Val EQU 0x00000000
;// <h> Port 1
;// <o.0..1> P1.0 <0=> GPIO <1=> SIN <2=> I2C0SCL <3=> PLAI[0]
;// <o.4..5> P1.1 <0=> GPIO <1=> SOUT <2=> I2C0SDA <3=> PLAI[1]
;// <o.8..9> P1.2 <0=> GPIO <1=> RTS <2=> I2C1SCL <3=> PLAI[2]
;// <o.12..13> P1.3 <0=> GPIO <1=> CTS <2=> I2C1SDA <3=> PLAI[3]
;// <o.16..17> P1.4 <0=> GPIO/IRQ2 <1=> RI <2=> SPICLK <3=> PLAI[4]
;// <o.20..21> P1.5 <0=> GPIO/IRQ3 <1=> DCD <2=> SPIMISO <3=> PLAI[5]
;// <o.24..25> P1.6 <0=> GPIO <1=> DSR <2=> SPIMOSI <3=> PLAI[6]
;// <o.28..29> P1.7 <0=> GPIO <1=> DTR <2=> SPICSL <3=> PLAO[0]
;// </h>
GP1CON_Val EQU 0x00000000
;// <h> Port 2
;// <o.0..1> P2.0 <0=> GPIO <1=> CONVSTART <2=> SOUT <3=> PLAO[5]
;// <o.4..5> P2.1 <0=> GPIO <1=> --- <2=> XWS <3=> PLAO[6]
;// <o.8..9> P2.2 <0=> GPIO <1=> --- <2=> XRS <3=> PLAO[7]
;// <o.12..13> P2.3 <0=> GPIO <1=> --- <2=> XAE <3=> ---
;// <o.16..17> P2.4 <0=> GPIO <1=> --- <2=> MS0 <3=> ---
;// <o.20..21> P2.5 <0=> GPIO <1=> --- <2=> MS1 <3=> ---
;// <o.24..25> P2.6 <0=> GPIO <1=> --- <2=> MS2 <3=> ---
;// <o.28..29> P2.7 <0=> GPIO <1=> --- <2=> MS3 <3=> ---
;// </h>
GP2CON_Val EQU 0x00000000
;// <h> Port 3
;// <o.0..1> P3.0 <0=> GPIO <1=> PWM0H <2=> XAD0 <3=> PLAI[8]
;// <o.4..5> P3.1 <0=> GPIO <1=> PWM0L <2=> XAD1 <3=> PLAI[9]
;// <o.8..9> P3.2 <0=> GPIO <1=> PWM1H <2=> XAD2 <3=> PLAI[10]
;// <o.12..13> P3.3 <0=> GPIO <1=> PWM1L <2=> XAD3 <3=> PLAI[11]
;// <o.16..17> P3.4 <0=> GPIO <1=> PWM2H <2=> XAD4 <3=> PLAI[12]
;// <o.20..21> P3.5 <0=> GPIO <1=> PWM2L <2=> XAD5 <3=> PLAI[13]
;// <o.24..25> P3.6 <0=> GPIO <1=> PWMTRIP <2=> XAD6 <3=> PLAI[14]
;// <o.28..29> P3.7 <0=> GPIO <1=> PWMSYNC <2=> XAD7 <3=> PLAI[15]
;// </h>
GP3CON_Val EQU 0x00000000
;// <h> Port 4
;// <o.0..1> P4.0 <0=> GPIO <1=> --- <2=> XAD8 <3=> PLAO[8]
;// <o.4..5> P4.1 <0=> GPIO <1=> --- <2=> XAD9 <3=> PLAO[9]
;// <o.8..9> P4.2 <0=> GPIO <1=> --- <2=> XAD10 <3=> PLAO[10]
;// <o.12..13> P4.3 <0=> GPIO <1=> --- <2=> XAD11 <3=> PLAO[11]
;// <o.16..17> P4.4 <0=> GPIO <1=> --- <2=> XAD12 <3=> PLAO[12]
;// <o.20..21> P4.5 <0=> GPIO <1=> --- <2=> XAD13 <3=> PLAO[13]
;// <o.24..25> P4.6 <0=> GPIO <1=> --- <2=> XAD14 <3=> PLAO[14]
;// <o.28..29> P4.7 <0=> GPIO <1=> --- <2=> XAD15 <3=> PLAO[15]
;// </h>
GP4CON_Val EQU 0x00000000
;// </e>
;// <e> External Memory Interface
XM_SETUP EQU 0
XMBASE EQU 0xFFFFF000
;// <e.0> Enable Memory Region 0
;// <o.1> Data Bus Width <0=> 8-bit <1=> 16-bit
;// <o1.11> Enable Dynamic Addressing
;// <o1.15> Byte Enabled Write Strobe
;// <o1.10> Disable extra Address Latch Hold Cycle
;// <o1.8> Disable extra Write Address Hold Cycle
;// <o1.9> Disable Read Bus Turn Cycle
;// <o1.12..14> Address Wait States <0-7>
;// <i> Number of Wait States added for AE
;// <o1.0..3> Read Wait States <0-15>
;// <i> Number of Wait States added for RS
;// <o1.4..7> Write Wait States <0-15>
;// <i> Number of Wait States added for WS
;// </e>
XM0CON_Val EQU 0x00000000
XM0PAR_Val EQU 0x000070FF
;// <e.0> Enable Memory Region 1
;// <o.1> Data Bus Width <0=> 8-bit <1=> 16-bit
;// <o1.11> Enable Dynamic Addressing
;// <o1.15> Byte Enabled Write Strobe
;// <o1.10> Disable extra Address Latch Hold Cycle
;// <o1.8> Disable extra Write Address Hold Cycle
;// <o1.9> Disable Read Bus Turn Cycle
;// <o1.12..14> Address Wait States <0-7>
;// <i> Number of Wait States added for AE
;// <o1.0..3> Read Wait States <0-15>
;// <i> Number of Wait States added for RS
;// <o1.4..7> Write Wait States <0-15>
;// <i> Number of Wait States added for WS
;// </e>
XM1CON_Val EQU 0x00000000
XM1PAR_Val EQU 0x000070FF
;// <e.0> Enable Memory Region 2
;// <o.1> Data Bus Width <0=> 8-bit <1=> 16-bit
;// <o1.11> Enable Dynamic Addressing
;// <o1.15> Byte Enabled Write Strobe
;// <o1.10> Disable extra Address Latch Hold Cycle
;// <o1.8> Disable extra Write Address Hold Cycle
;// <o1.9> Disable Read Bus Turn Cycle
;// <o1.12..14> Address Wait States <0-7>
;// <i> Number of Wait States added for AE
;// <o1.0..3> Read Wait States <0-15>
;// <i> Number of Wait States added for RS
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