ppc4xx.h

嵌入式ARM的一些源代码

  /* Only the first one is given here.                                */
  #define krom0      0x400    /* SRAM/ROM read/write                  */

/******************************************************************************
 * Power Management
 ******************************************************************************/
#define POWERMAN_DCR_BASE 0xb8
#define cpmsr (POWERMAN_DCR_BASE+0x0) /* Power management status             */
#define cpmer (POWERMAN_DCR_BASE+0x1) /* Power management enable             */
#define cpmfr (POWERMAN_DCR_BASE+0x2) /* Power management force              */

/******************************************************************************
 * Extrnal Bus Controller
 ******************************************************************************/
#define EBC_DCR_BASE 0x12
#define ebccfga (EBC_DCR_BASE+0x0)   /* External bus controller addr reg     */
#define ebccfgd (EBC_DCR_BASE+0x1)   /* External bus controller data reg     */
  /* values for ebccfga register - indirect addressing of these regs */
  #define pb0cr       0x00    /* periph bank 0 config reg            */
  #define pb1cr       0x01    /* periph bank 1 config reg            */
  #define pb2cr       0x02    /* periph bank 2 config reg            */
  #define pb3cr       0x03    /* periph bank 3 config reg            */
  #define pb4cr       0x04    /* periph bank 4 config reg            */
  #define pb5cr       0x05    /* periph bank 5 config reg            */
  #define pb6cr       0x06    /* periph bank 6 config reg            */
  #define pb7cr       0x07    /* periph bank 7 config reg            */
  #define pb0ap       0x10    /* periph bank 0 access parameters     */
  #define pb1ap       0x11    /* periph bank 1 access parameters     */
  #define pb2ap       0x12    /* periph bank 2 access parameters     */
  #define pb3ap       0x13    /* periph bank 3 access parameters     */
  #define pb4ap       0x14    /* periph bank 4 access parameters     */
  #define pb5ap       0x15    /* periph bank 5 access parameters     */
  #define pb6ap       0x16    /* periph bank 6 access parameters     */
  #define pb7ap       0x17    /* periph bank 7 access parameters     */
  #define pbear       0x20    /* periph bus error addr reg           */
  #define pbesr0      0x21    /* periph bus error status reg 0       */
  #define pbesr1      0x22    /* periph bus error status reg 1       */
  #define epcr        0x23    /* external periph control reg         */

/******************************************************************************
 * Control
 ******************************************************************************/
#define CNTRL_DCR_BASE 0x0b0
#define pllmd   (CNTRL_DCR_BASE+0x0)  /* PLL mode  register                  */
#define cntrl0  (CNTRL_DCR_BASE+0x1)  /* Control 0 register                  */
#define cntrl1  (CNTRL_DCR_BASE+0x2)  /* Control 1 register		     */
#define reset   (CNTRL_DCR_BASE+0x3)  /* reset register			     */
#define strap   (CNTRL_DCR_BASE+0x4)  /* strap register		   	     */

/* Bit definitions */
#define PLLMR_FWD_DIV_MASK      0xE0000000     /* Forward Divisor */
#define PLLMR_FWD_DIV_BYPASS    0xE0000000
#define PLLMR_FWD_DIV_3         0xA0000000
#define PLLMR_FWD_DIV_4         0x80000000
#define PLLMR_FWD_DIV_6         0x40000000

#define PLLMR_FB_DIV_MASK       0x1E000000     /* Feedback Divisor */
#define PLLMR_FB_DIV_1          0x02000000
#define PLLMR_FB_DIV_2          0x04000000
#define PLLMR_FB_DIV_3          0x06000000
#define PLLMR_FB_DIV_4          0x08000000

#define PLLMR_TUNING_MASK       0x01F80000

#define PLLMR_CPU_TO_PLB_MASK   0x00060000     /* CPU:PLB Frequency Divisor */
#define PLLMR_CPU_PLB_DIV_1     0x00000000
#define PLLMR_CPU_PLB_DIV_2     0x00020000
#define PLLMR_CPU_PLB_DIV_3     0x00040000
#define PLLMR_CPU_PLB_DIV_4     0x00060000

#define PLLMR_OPB_TO_PLB_MASK   0x00018000     /* OPB:PLB Frequency Divisor */
#define PLLMR_OPB_PLB_DIV_1     0x00000000
#define PLLMR_OPB_PLB_DIV_2     0x00008000
#define PLLMR_OPB_PLB_DIV_3     0x00010000
#define PLLMR_OPB_PLB_DIV_4     0x00018000

#define PLLMR_PCI_TO_PLB_MASK   0x00006000     /* PCI:PLB Frequency Divisor */
#define PLLMR_PCI_PLB_DIV_1     0x00000000
#define PLLMR_PCI_PLB_DIV_2     0x00002000
#define PLLMR_PCI_PLB_DIV_3     0x00004000
#define PLLMR_PCI_PLB_DIV_4     0x00006000

#define PLLMR_EXB_TO_PLB_MASK   0x00001800     /* External Bus:PLB Divisor  */
#define PLLMR_EXB_PLB_DIV_2     0x00000000
#define PLLMR_EXB_PLB_DIV_3     0x00000800
#define PLLMR_EXB_PLB_DIV_4     0x00001000
#define PLLMR_EXB_PLB_DIV_5     0x00001800

#define PSR_PLL_FWD_MASK        0xC0000000
#define PSR_PLL_FDBACK_MASK     0x30000000
#define PSR_PLL_TUNING_MASK     0x0E000000
#define PSR_PLB_CPU_MASK        0x01800000
#define PSR_OPB_PLB_MASK        0x00600000
#define PSR_PCI_PLB_MASK        0x00180000
#define PSR_EB_PLB_MASK         0x00060000
#define PSR_ROM_WIDTH_MASK      0x00018000
#define PSR_ROM_LOC             0x00004000
#define PSR_PCI_ASYNC_EN        0x00001000
#define PSR_PCI_ARBIT_EN        0x00000400

/*
 * PLL Voltage Controlled Oscillator (VCO) definitions
 * Maximum and minimum values (in MHz) for correct PLL operation.
 */
#define VCO_MIN     400
#define VCO_MAX     800

/******************************************************************************
 * Memory Access Layer
 ******************************************************************************/
#define MAL_DCR_BASE 0x180
#define malmcr  (MAL_DCR_BASE+0x00)  /* MAL Config reg                       */
#define malesr  (MAL_DCR_BASE+0x01)  /* Error Status reg (Read/Clear)        */
#define malier  (MAL_DCR_BASE+0x02)  /* Interrupt enable reg                 */
#define maldbr  (MAL_DCR_BASE+0x03)  /* Mal Debug reg (Read only)            */
#define maltxcasr  (MAL_DCR_BASE+0x04)  /* TX Channel active reg (set)       */
#define maltxcarr  (MAL_DCR_BASE+0x05)  /* TX Channel active reg (Reset)     */
#define maltxeobisr (MAL_DCR_BASE+0x06) /* TX End of buffer int status reg   */
#define maltxdeir  (MAL_DCR_BASE+0x07)  /* TX Descr. Error Int reg           */
#define malrxcasr  (MAL_DCR_BASE+0x10)  /* RX Channel active reg (set)       */
#define malrxcarr  (MAL_DCR_BASE+0x11)  /* RX Channel active reg (Reset)     */
#define malrxeobisr (MAL_DCR_BASE+0x12) /* RX End of buffer int status reg   */
#define malrxdeir  (MAL_DCR_BASE+0x13)  /* RX Descr. Error Int reg           */
#define maltxctp0r (MAL_DCR_BASE+0x20)  /* TX 0 Channel table pointer reg    */
#define maltxctp1r (MAL_DCR_BASE+0x21)  /* TX 1 Channel table pointer reg    */
#define malrxctp0r (MAL_DCR_BASE+0x40)  /* RX 0 Channel table pointer reg    */
#define malrcbs0   (MAL_DCR_BASE+0x60)  /* RX 0 Channel buffer size reg      */

/*-----------------------------------------------------------------------------
| IIC Register Offsets
'----------------------------------------------------------------------------*/
#define    IICMDBUF         0x00
#define    IICSDBUF         0x02
#define    IICLMADR         0x04
#define    IICHMADR         0x05
#define    IICCNTL          0x06
#define    IICMDCNTL        0x07
#define    IICSTS           0x08
#define    IICEXTSTS        0x09
#define    IICLSADR         0x0A
#define    IICHSADR         0x0B
#define    IICCLKDIV        0x0C
#define    IICINTRMSK       0x0D
#define    IICXFRCNT        0x0E
#define    IICXTCNTLSS      0x0F
#define    IICDIRECTCNTL    0x10

/*-----------------------------------------------------------------------------
| UART Register Offsets
'----------------------------------------------------------------------------*/
#define		DATA_REG	0x00
#define		DL_LSB    	0x00
#define		DL_MSB  	0x01
#define		INT_ENABLE      0x01
#define		FIFO_CONTROL    0x02
#define		LINE_CONTROL    0x03
#define		MODEM_CONTROL   0x04
#define		LINE_STATUS  	0x05
#define		MODEM_STATUS    0x06
#define		SCRATCH         0x07

/******************************************************************************
 * On Chip Memory
 ******************************************************************************/
#define OCM_DCR_BASE 0x018
#define ocmisarc   (OCM_DCR_BASE+0x00)  /* OCM I-side address compare reg    */
#define ocmiscntl  (OCM_DCR_BASE+0x01)  /* OCM I-side control reg            */
#define ocmdsarc   (OCM_DCR_BASE+0x02)  /* OCM D-side address compare reg    */
#define ocmdscntl  (OCM_DCR_BASE+0x03)  /* OCM D-side control reg            */

#ifndef __ASSEMBLY__

typedef struct
{
  unsigned long pllFwdDiv;
  unsigned long pllFbkDiv;
  unsigned long pllPlbDiv;
  unsigned long pllPciDiv;
  unsigned long pllExtBusDiv;
  unsigned long pllOpbDiv;
  unsigned long freqVCOMhz;             /* in MHz                          */
  unsigned long freqProcessor;
  unsigned long freqPLB;
  unsigned long freqPCI;
  unsigned long pciIntArbEn;            /* Internal PCI arbiter is enabled */
  unsigned long pciClkSync;             /* PCI clock is synchronous        */
} PPC405_SYS_INFO;

#endif  /* _ASMLANGUAGE */

#endif	/* __PPC4XX_H__ */