tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_KLXX/TARGET_KL25Z/TOOLCHAIN_ARM_STD/startup_MKL25Z4.s

   1 ;/*****************************************************************************
   2 ; * @file:    startup_MKL25Z4.s
   3 ; * @purpose: CMSIS Cortex-M0plus Core Device Startup File for the
   4 ; *           MKL25Z4
   5 ; * @version: 1.1
   6 ; * @date:    2012-6-21
   7 ; *
   8 ; * Copyright: 1997 - 2012 Freescale Semiconductor, Inc. All Rights Reserved.
   9 ;*
  10 ; *------- <<< Use Configuration Wizard in Context Menu >>> ------------------
  11 ; *
  12 ; *****************************************************************************/
  13
  14
  15 __initial_sp        EQU     0x20003000  ; Top of RAM
  16
  17                 PRESERVE8
  18                 THUMB
  19
  20
  21 ; Vector Table Mapped to Address 0 at Reset
  22
  23                 AREA    RESET, DATA, READONLY
  24                 EXPORT  __Vectors
  25                 EXPORT  __Vectors_End
  26                 EXPORT  __Vectors_Size
  27
  28 __Vectors       DCD     __initial_sp  ; Top of Stack
  29                 DCD     Reset_Handler  ; Reset Handler
  30                 DCD     NMI_Handler  ; NMI Handler
  31                 DCD     HardFault_Handler  ; Hard Fault Handler
  32                 DCD     0  ; Reserved
  33                 DCD     0  ; Reserved
  34                 DCD     0  ; Reserved
  35                 DCD     0  ; Reserved
  36                 DCD     0  ; Reserved
  37                 DCD     0  ; Reserved
  38                 DCD     0  ; Reserved
  39                 DCD     SVC_Handler  ; SVCall Handler
  40                 DCD     0  ; Reserved
  41                 DCD     0  ; Reserved
  42                 DCD     PendSV_Handler  ; PendSV Handler
  43                 DCD     SysTick_Handler  ; SysTick Handler
  44
  45                 ; External Interrupts
  46                 DCD     DMA0_IRQHandler  ; DMA channel 0 transfer complete interrupt
  47                 DCD     DMA1_IRQHandler  ; DMA channel 1 transfer complete interrupt
  48                 DCD     DMA2_IRQHandler  ; DMA channel 2 transfer complete interrupt
  49                 DCD     DMA3_IRQHandler  ; DMA channel 3 transfer complete interrupt
  50                 DCD     Reserved20_IRQHandler  ; Reserved interrupt 20
  51                 DCD     FTFA_IRQHandler  ; FTFA interrupt
  52                 DCD     LVD_LVW_IRQHandler  ; Low Voltage Detect, Low Voltage Warning
  53                 DCD     LLW_IRQHandler  ; Low Leakage Wakeup
  54                 DCD     I2C0_IRQHandler  ; I2C0 interrupt
  55                 DCD     I2C1_IRQHandler  ; I2C0 interrupt 25
  56                 DCD     SPI0_IRQHandler  ; SPI0 interrupt
  57                 DCD     SPI1_IRQHandler  ; SPI1 interrupt
  58                 DCD     UART0_IRQHandler  ; UART0 status/error interrupt
  59                 DCD     UART1_IRQHandler  ; UART1 status/error interrupt
  60                 DCD     UART2_IRQHandler  ; UART2 status/error interrupt
  61                 DCD     ADC0_IRQHandler  ; ADC0 interrupt
  62                 DCD     CMP0_IRQHandler  ; CMP0 interrupt
  63                 DCD     TPM0_IRQHandler  ; TPM0 fault, overflow and channels interrupt
  64                 DCD     TPM1_IRQHandler  ; TPM1 fault, overflow and channels interrupt
  65                 DCD     TPM2_IRQHandler  ; TPM2 fault, overflow and channels interrupt
  66                 DCD     RTC_IRQHandler  ; RTC interrupt
  67                 DCD     RTC_Seconds_IRQHandler  ; RTC seconds interrupt
  68                 DCD     PIT_IRQHandler  ; PIT timer interrupt
  69                 DCD     Reserved39_IRQHandler  ; Reserved interrupt 39
  70                 DCD     USB0_IRQHandler  ; USB0 interrupt
  71                 DCD     DAC0_IRQHandler  ; DAC interrupt
  72                 DCD     TSI0_IRQHandler  ; TSI0 interrupt
  73                 DCD     MCG_IRQHandler  ; MCG interrupt
  74                 DCD     LPTimer_IRQHandler  ; LPTimer interrupt
  75                 DCD     Reserved45_IRQHandler  ; Reserved interrupt 45
  76                 DCD     PORTA_IRQHandler  ; Port A interrupt
  77                 DCD     PORTD_IRQHandler  ; Port D interrupt
  78 __Vectors_End
  79
  80 __Vectors_Size  EQU     __Vectors_End - __Vectors
  81
  82 ; <h> Flash Configuration
  83 ;   <i> 16-byte flash configuration field that stores default protection settings (loaded on reset)
  84 ;   <i> and security information that allows the MCU to restrict acces to the FTFL module.
  85 ;   <h> Backdoor Comparison Key
  86 ;     <o0>  Backdoor Key 0  <0x0-0xFF:2>
  87 ;     <o1>  Backdoor Key 1  <0x0-0xFF:2>
  88 ;     <o2>  Backdoor Key 2  <0x0-0xFF:2>
  89 ;     <o3>  Backdoor Key 3  <0x0-0xFF:2>
  90 ;     <o4>  Backdoor Key 4  <0x0-0xFF:2>
  91 ;     <o5>  Backdoor Key 5  <0x0-0xFF:2>
  92 ;     <o6>  Backdoor Key 6  <0x0-0xFF:2>
  93 ;     <o7>  Backdoor Key 7  <0x0-0xFF:2>
  94 BackDoorK0      EQU     0xFF
  95 BackDoorK1      EQU     0xFF
  96 BackDoorK2      EQU     0xFF
  97 BackDoorK3      EQU     0xFF
  98 BackDoorK4      EQU     0xFF
  99 BackDoorK5      EQU     0xFF
 100 BackDoorK6      EQU     0xFF
 101 BackDoorK7      EQU     0xFF
 102 ;   </h>
 103 ;   <h> Program flash protection bytes (FPROT)
 104 ;     <i> Each program flash region can be protected from program and erase operation by setting the associated PROT bit.
 105 ;     <i> Each bit protects a 1/32 region of the program flash memory.
 106 ;     <h> FPROT0
 107 ;       <i> Program flash protection bytes
 108 ;       <i> 1/32 - 8/32 region
 109 ;       <o.0>   FPROT0.0
 110 ;       <o.1>   FPROT0.1
 111 ;       <o.2>   FPROT0.2
 112 ;       <o.3>   FPROT0.3
 113 ;       <o.4>   FPROT0.4
 114 ;       <o.5>   FPROT0.5
 115 ;       <o.6>   FPROT0.6
 116 ;       <o.7>   FPROT0.7
 117 nFPROT0         EQU     0x00
 118 FPROT0          EQU     nFPROT0:EOR:0xFF
 119 ;     </h>
 120 ;     <h> FPROT1
 121 ;       <i> Program Flash Region Protect Register 1
 122 ;       <i> 9/32 - 16/32 region
 123 ;       <o.0>   FPROT1.0
 124 ;       <o.1>   FPROT1.1
 125 ;       <o.2>   FPROT1.2
 126 ;       <o.3>   FPROT1.3
 127 ;       <o.4>   FPROT1.4
 128 ;       <o.5>   FPROT1.5
 129 ;       <o.6>   FPROT1.6
 130 ;       <o.7>   FPROT1.7
 131 nFPROT1         EQU     0x00
 132 FPROT1          EQU     nFPROT1:EOR:0xFF
 133 ;     </h>
 134 ;     <h> FPROT2
 135 ;       <i> Program Flash Region Protect Register 2
 136 ;       <i> 17/32 - 24/32 region
 137 ;       <o.0>   FPROT2.0
 138 ;       <o.1>   FPROT2.1
 139 ;       <o.2>   FPROT2.2
 140 ;       <o.3>   FPROT2.3
 141 ;       <o.4>   FPROT2.4
 142 ;       <o.5>   FPROT2.5
 143 ;       <o.6>   FPROT2.6
 144 ;       <o.7>   FPROT2.7
 145 nFPROT2         EQU     0x00
 146 FPROT2          EQU     nFPROT2:EOR:0xFF
 147 ;     </h>
 148 ;     <h> FPROT3
 149 ;       <i> Program Flash Region Protect Register 3
 150 ;       <i> 25/32 - 32/32 region
 151 ;       <o.0>   FPROT3.0
 152 ;       <o.1>   FPROT3.1
 153 ;       <o.2>   FPROT3.2
 154 ;       <o.3>   FPROT3.3
 155 ;       <o.4>   FPROT3.4
 156 ;       <o.5>   FPROT3.5
 157 ;       <o.6>   FPROT3.6
 158 ;       <o.7>   FPROT3.7
 159 nFPROT3         EQU     0x00
 160 FPROT3          EQU     nFPROT3:EOR:0xFF
 161 ;     </h>
 162 ;   </h>
 163 ;   </h>
 164 ;   <h> Flash nonvolatile option byte (FOPT)
 165 ;     <i> Allows the user to customize the operation of the MCU at boot time.
 166 ;     <o.0>  LPBOOT0
 167 ;       <0=> Core and system clock divider (OUTDIV1) is 0x7 (divide by 8) or 0x3 (divide by 4)
 168 ;       <1=> Core and system clock divider (OUTDIV1) is 0x1 (divide by 2) or 0x0 (divide by 1)
 169 ;     <o.4>  LPBOOT1
 170 ;       <0=> Core and system clock divider (OUTDIV1) is 0x7 (divide by 8) or 0x1 (divide by 2)
 171 ;       <1=> Core and system clock divider (OUTDIV1) is 0x3 (divide by 4) or 0x0 (divide by 1)
 172 ;     <o.2>  NMI_DIS
 173 ;       <0=> NMI interrupts are always blocked
 174 ;       <1=> NMI pin/interrupts reset default to enabled
 175 ;     <o.3>  RESET_PIN_CFG
 176 ;       <0=> RESET pin is disabled following a POR and cannot be enabled as RESET function
 177 ;       <1=> RESET pin is dedicated
 178 ;     <o.3>  FAST_INIT
 179 ;       <0=> Slower initialization
 180 ;       <1=> Fast Initialization
 181 FOPT            EQU     0xFF
 182 ;   </h>
 183 ;   <h> Flash security byte (FSEC)
 184 ;     <i> WARNING: If SEC field is configured as "MCU security status is secure" and MEEN field is configured as "Mass erase is disabled",
 185 ;     <i> MCU's security status cannot be set back to unsecure state since Mass erase via the debugger is blocked !!!
 186 ;     <o.0..1> SEC
 187 ;       <2=> MCU security status is unsecure
 188 ;       <3=> MCU security status is secure
 189 ;         <i> Flash Security
 190 ;         <i> This bits define the security state of the MCU.
 191 ;     <o.2..3> FSLACC
 192 ;       <2=> Freescale factory access denied
 193 ;       <3=> Freescale factory access granted
 194 ;         <i> Freescale Failure Analysis Access Code
 195 ;         <i> This bits define the security state of the MCU.
 196 ;     <o.4..5> MEEN
 197 ;       <2=> Mass erase is disabled
 198 ;       <3=> Mass erase is enabled
 199 ;         <i> Mass Erase Enable Bits
 200 ;         <i> Enables and disables mass erase capability of the FTFL module
 201 ;     <o.6..7> KEYEN
 202 ;       <2=> Backdoor key access enabled
 203 ;       <3=> Backdoor key access disabled
 204 ;         <i> Backdoor key Security Enable
 205 ;         <i> These bits enable and disable backdoor key access to the FTFL module.
 206 FSEC            EQU     0xFE
 207 ;   </h>
 208
 209                 IF      :LNOT::DEF:RAM_TARGET
 210                 AREA    |.ARM.__at_0x400|, CODE, READONLY
 211                 DCB     BackDoorK0, BackDoorK1, BackDoorK2, BackDoorK3
 212                 DCB     BackDoorK4, BackDoorK5, BackDoorK6, BackDoorK7
 213                 DCB     FPROT0,     FPROT1,     FPROT2,     FPROT3
 214                 DCB     FSEC,       FOPT,       0xFF,     0xFF
 215                 ENDIF
 216
 217                 AREA    |.text|, CODE, READONLY
 218
 219
 220 ; Reset Handler
 221
 222 Reset_Handler   PROC
 223                 EXPORT  Reset_Handler             [WEAK]
 224                 IMPORT  SystemInit
 225                 IMPORT  __main
 226                 LDR     R0, =SystemInit
 227                 BLX     R0
 228                 LDR     R0, =__main
 229                 BX      R0
 230                 ENDP
 231
 232
 233 ; Dummy Exception Handlers (infinite loops which can be modified)
 234
 235 NMI_Handler     PROC
 236                 EXPORT  NMI_Handler               [WEAK]
 237                 B       .
 238                 ENDP
 239 HardFault_Handler\
 240                 PROC
 241                 EXPORT  HardFault_Handler         [WEAK]
 242                 B       .
 243                 ENDP
 244 SVC_Handler     PROC
 245                 EXPORT  SVC_Handler               [WEAK]
 246                 B       .
 247                 ENDP
 248 PendSV_Handler  PROC
 249                 EXPORT  PendSV_Handler            [WEAK]
 250                 B       .
 251                 ENDP
 252 SysTick_Handler PROC
 253                 EXPORT  SysTick_Handler           [WEAK]
 254                 B       .
 255                 ENDP
 256
 257 Default_Handler PROC
 258                 EXPORT  DMA0_IRQHandler     [WEAK]
 259                 EXPORT  DMA1_IRQHandler     [WEAK]
 260                 EXPORT  DMA2_IRQHandler     [WEAK]
 261                 EXPORT  DMA3_IRQHandler     [WEAK]
 262                 EXPORT  Reserved20_IRQHandler     [WEAK]
 263                 EXPORT  FTFA_IRQHandler     [WEAK]
 264                 EXPORT  LVD_LVW_IRQHandler     [WEAK]
 265                 EXPORT  LLW_IRQHandler     [WEAK]
 266                 EXPORT  I2C0_IRQHandler     [WEAK]
 267                 EXPORT  I2C1_IRQHandler     [WEAK]
 268                 EXPORT  SPI0_IRQHandler     [WEAK]
 269                 EXPORT  SPI1_IRQHandler     [WEAK]
 270                 EXPORT  UART0_IRQHandler     [WEAK]
 271                 EXPORT  UART1_IRQHandler     [WEAK]
 272                 EXPORT  UART2_IRQHandler     [WEAK]
 273                 EXPORT  ADC0_IRQHandler     [WEAK]
 274                 EXPORT  CMP0_IRQHandler     [WEAK]
 275                 EXPORT  TPM0_IRQHandler     [WEAK]
 276                 EXPORT  TPM1_IRQHandler     [WEAK]
 277                 EXPORT  TPM2_IRQHandler     [WEAK]
 278                 EXPORT  RTC_IRQHandler     [WEAK]
 279                 EXPORT  RTC_Seconds_IRQHandler     [WEAK]
 280                 EXPORT  PIT_IRQHandler     [WEAK]
 281                 EXPORT  Reserved39_IRQHandler     [WEAK]
 282                 EXPORT  USB0_IRQHandler     [WEAK]
 283                 EXPORT  DAC0_IRQHandler     [WEAK]
 284                 EXPORT  TSI0_IRQHandler     [WEAK]
 285                 EXPORT  MCG_IRQHandler     [WEAK]
 286                 EXPORT  LPTimer_IRQHandler     [WEAK]
 287                 EXPORT  Reserved45_IRQHandler     [WEAK]
 288                 EXPORT  PORTA_IRQHandler     [WEAK]
 289                 EXPORT  PORTD_IRQHandler     [WEAK]
 290                 EXPORT  DefaultISR                      [WEAK]
 291
 292 DMA0_IRQHandler
 293 DMA1_IRQHandler
 294 DMA2_IRQHandler
 295 DMA3_IRQHandler
 296 Reserved20_IRQHandler
 297 FTFA_IRQHandler
 298 LVD_LVW_IRQHandler
 299 LLW_IRQHandler
 300 I2C0_IRQHandler
 301 I2C1_IRQHandler
 302 SPI0_IRQHandler
 303 SPI1_IRQHandler
 304 UART0_IRQHandler
 305 UART1_IRQHandler
 306 UART2_IRQHandler
 307 ADC0_IRQHandler
 308 CMP0_IRQHandler
 309 TPM0_IRQHandler
 310 TPM1_IRQHandler
 311 TPM2_IRQHandler
 312 RTC_IRQHandler
 313 RTC_Seconds_IRQHandler
 314 PIT_IRQHandler
 315 Reserved39_IRQHandler
 316 USB0_IRQHandler
 317 DAC0_IRQHandler
 318 TSI0_IRQHandler
 319 MCG_IRQHandler
 320 LPTimer_IRQHandler
 321 Reserved45_IRQHandler
 322 PORTA_IRQHandler
 323 PORTD_IRQHandler
 324 DefaultISR
 325
 326                 B       .
 327
 328                 ENDP
 329
 330
 331                 ALIGN
 332                 END