rccu.lst

本代码已经经过修改

    148            }
    149            else
    150            { CurrentRCLK = RCCU_RCLKClockSource ();
   \                     ??RCCU_FrequencyValue_3:
   \   00000020   ........           BL          RCCU_RCLKClockSource
    151              switch ( CurrentRCLK ){
   \   00000024   0028               CMP         R0,#+0
   \   00000026   09D0               BEQ         ??RCCU_FrequencyValue_6
   \   00000028   0128               CMP         R0,#+0x1
   \   0000002A   04D0               BEQ         ??RCCU_FrequencyValue_7
   \   0000002C   0228               CMP         R0,#+0x2
   \   0000002E   F4D0               BEQ         ??RCCU_FrequencyValue_4
   \   00000030   0328               CMP         R0,#+0x3
   \   00000032   1DD0               BEQ         ??RCCU_FrequencyValue_8
   \   00000034   1FE0               B           ??RCCU_FrequencyValue_5
    152                case RCCU_CLOCK2_16 : Div = 16;
   \                     ??RCCU_FrequencyValue_7:
   \   00000036   1025               MOV         R5,#+0x10
    153                                      Mul = 1;
   \   00000038   0126               MOV         R6,#+0x1
   \   0000003A   1CE0               B           ??RCCU_FrequencyValue_5
    154                                      break;
    155                case RCCU_CLOCK2    : Div = 1;
    156                                      Mul = 1;
    157                                      break;
    158                case RCCU_PLL1_Output :{Mul=(RCCU->PLL1CR & RCCU_MX_Mask ) >> RCCU_MX_Index;
   \                     ??RCCU_FrequencyValue_6:
   \   0000003C   ....               LDR         R0,??DataTable7    ;; 0xa0000018
   \   0000003E   0268               LDR         R2,[R0, #+0]
   \   00000040   3023               MOV         R3,#+0x30
   \   00000042   1340               AND         R3,R2
   \   00000044   1E09               LSR         R6,R3,#+0x4
    159                                        switch ( Mul )
   \   00000046   321C               MOV         R2,R6
   \   00000048   06D0               BEQ         ??RCCU_FrequencyValue_9
   \   0000004A   012A               CMP         R2,#+0x1
   \   0000004C   06D0               BEQ         ??RCCU_FrequencyValue_10
   \   0000004E   022A               CMP         R2,#+0x2
   \   00000050   06D0               BEQ         ??RCCU_FrequencyValue_11
   \   00000052   032A               CMP         R2,#+0x3
   \   00000054   06D0               BEQ         ??RCCU_FrequencyValue_12
   \   00000056   06E0               B           ??RCCU_FrequencyValue_13
    160                                        {case 0: Mul = 20; break;
   \                     ??RCCU_FrequencyValue_9:
   \   00000058   1426               MOV         R6,#+0x14
   \   0000005A   04E0               B           ??RCCU_FrequencyValue_13
    161                                         case 1: Mul = 12; break;
   \                     ??RCCU_FrequencyValue_10:
   \   0000005C   0C26               MOV         R6,#+0xC
   \   0000005E   02E0               B           ??RCCU_FrequencyValue_13
    162                                         case 2: Mul = 28; break;
   \                     ??RCCU_FrequencyValue_11:
   \   00000060   1C26               MOV         R6,#+0x1C
   \   00000062   00E0               B           ??RCCU_FrequencyValue_13
    163                                         case 3: Mul = 16; break;
   \                     ??RCCU_FrequencyValue_12:
   \   00000064   1026               MOV         R6,#+0x10
    164                                        }
    165                                        Div = ( RCCU->PLL1CR & RCCU_DX_Mask ) + 1;
   \                     ??RCCU_FrequencyValue_13:
   \   00000066   0068               LDR         R0,[R0, #+0]
   \   00000068   4507               LSL         R5,R0,#+0x1D
   \   0000006A   6D0F               LSR         R5,R5,#+0x1D
   \   0000006C   6D1C               ADD         R5,R5,#+0x1
    166                                        break;}
   \   0000006E   02E0               B           ??RCCU_FrequencyValue_5
    167               case RCCU_RTC_CLOCK :  Mul = 1;
   \                     ??RCCU_FrequencyValue_8:
   \   00000070   0126               MOV         R6,#+0x1
    168                                      Div = 1;
   \   00000072   3D1C               MOV         R5,R7
    169                                      Tmp = RCCU_RTC_Osc;
   \   00000074   FC03               LSL         R4,R7,#+0xF
    170                                      break;}}
    171          
    172            switch ( Internal_Clk ){
   \                     ??RCCU_FrequencyValue_5:
   \   00000076   0320               MOV         R0,#+0x3
   \   00000078   1349               LDR         R1,??RCCU_FrequencyValue_1+0x8  ;; 0xa0000044
   \   0000007A   6A46               MOV         R2,SP
   \   0000007C   1278               LDRB        R2,[R2, #+0]
   \   0000007E   022A               CMP         R2,#+0x2
   \   00000080   04D0               BEQ         ??RCCU_FrequencyValue_14
   \   00000082   032A               CMP         R2,#+0x3
   \   00000084   04D0               BEQ         ??RCCU_FrequencyValue_15
   \   00000086   042A               CMP         R2,#+0x4
   \   00000088   08D0               BEQ         ??RCCU_FrequencyValue_16
   \   0000008A   0AE0               B           ??RCCU_FrequencyValue_17
    173                case RCCU_MCLK :{Div <<= PCU->MDIVR & RCCU_FACT_Mask;
   \                     ??RCCU_FrequencyValue_14:
   \   0000008C   0F49               LDR         R1,??RCCU_FrequencyValue_1+0xC  ;; 0xa0000040
   \   0000008E   05E0               B           ??RCCU_FrequencyValue_16
    174                                 break;}
    175                case RCCU_PCLK :{Div <<=(PCU->PDIVR & RCCU_FACT2_Mask ) >> RCCU_FACT2_Index;
   \                     ??RCCU_FrequencyValue_15:
   \   00000090   0888               LDRH        R0,[R1, #+0]
   \   00000092   C021               MOV         R1,#+0xC0
   \   00000094   8900               LSL         R1,R1,#+0x2        ;; #+0x300
   \   00000096   0140               AND         R1,R0
   \   00000098   0812               ASR         R0,R1,#+0x8
   \   0000009A   01E0               B           ??RCCU_FrequencyValue_18
    176                                 break;}
    177                case RCCU_FCLK :{Div <<=  PCU->PDIVR & 0x3;
   \                     ??RCCU_FrequencyValue_16:
   \   0000009C   0988               LDRH        R1,[R1, #+0]
   \   0000009E   0840               AND         R0,R1
   \                     ??RCCU_FrequencyValue_18:
   \   000000A0   8540               LSL         R5,R0
    178                                 break;}}
    179          
    180            return (Tmp * Mul) / Div;
   \                     ??RCCU_FrequencyValue_17:
   \   000000A2   3606               LSL         R6,R6,#+0x18
   \   000000A4   360E               LSR         R6,R6,#+0x18
   \   000000A6   7443               MUL         R4,R6
   \   000000A8   201C               MOV         R0,R4
   \   000000AA   2D06               LSL         R5,R5,#+0x18
   \   000000AC   2D0E               LSR         R5,R5,#+0x18
   \   000000AE   291C               MOV         R1,R5
   \   000000B0   ........           _BLF        ??divu32_t,??rT??divu32_t
   \   000000B4   081C               MOV         R0,R1
   \   000000B6   01B0               ADD         SP,#+0x4
   \   000000B8   F0BC               POP         {R4-R7}
   \   000000BA   02BC               POP         {R1}
   \   000000BC   0847               BX          R1                 ;; return
   \   000000BE   C046               NOP         
   \                     ??RCCU_FrequencyValue_1:
   \   000000C0   80841E00           DC32        0x1e8480
   \   000000C4   00093D00           DC32        0x3d0900
   \   000000C8   440000A0           DC32        0xa0000044
   \   000000CC   400000A0           DC32        0xa0000040
    181          }

   \                                 In segment CODE, align 4, keep-with-next
   \                     ??DataTable5:
   \   00000000   4C0000A0           DC32        0xa000004c

   \                                 In segment CODE, align 4, keep-with-next
   \                     ??DataTable6:
   \   00000000   080000A0           DC32        0xa0000008

   \                                 In segment CODE, align 4, keep-with-next
   \                     ??DataTable7:
   \   00000000   180000A0           DC32        0xa0000018
    182          
    183          /******************* (C) COPYRIGHT 2003 STMicroelectronics *****END OF FILE****/

   Maximum stack usage in bytes:

     Function              CSTACK
     --------              ------
     RCCU_FrequencyValue      24
     RCCU_PLL1Config           4
     RCCU_PLL2Config           4
     RCCU_RCLKClockSource      4
     RCCU_RCLKSourceConfig    20
     RCCU_USBClockSource       4


   Segment part sizes:

     Function/Label        Bytes
     --------------        -----
     RCCU_PLL1Config         30
     RCCU_PLL2Config         36
     RCCU_RCLKSourceConfig  130
     RCCU_RCLKClockSource    42
     RCCU_USBClockSource     26
     RCCU_FrequencyValue    208
     ??DataTable5             4
     ??DataTable6             4
     ??DataTable7             4
      Others                 64

 
 548 bytes in segment CODE
 
 484 bytes of CODE memory (+ 64 bytes shared)

Errors: none
Warnings: none