📄 mcf537x_sdramc.h
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/* * File: mcf537x_sdramc.h * Purpose: Register and bit definitions */#ifndef __MCF537X_SDRAMC_H__#define __MCF537X_SDRAMC_H__/*********************************************************************** SDRAM Controller (SDRAMC)**********************************************************************//* Register read/write macros */#define MCF_SDRAMC_SDMR (*(vuint32*)(0xFC0B8000))#define MCF_SDRAMC_SDCR (*(vuint32*)(0xFC0B8004))#define MCF_SDRAMC_SDCFG1 (*(vuint32*)(0xFC0B8008))#define MCF_SDRAMC_SDCFG2 (*(vuint32*)(0xFC0B800C))#define MCF_SDRAMC_SDDS (*(vuint32*)(0xFC0B8100))#define MCF_SDRAMC_SDCS0 (*(vuint32*)(0xFC0B8110))#define MCF_SDRAMC_SDCS1 (*(vuint32*)(0xFC0B8114))#define MCF_SDRAMC_SDCS2 (*(vuint32*)(0xFC0B8118))#define MCF_SDRAMC_SDCS3 (*(vuint32*)(0xFC0B811C))#define MCF_SDRAMC_SDCS(x) (*(vuint32*)(0xFC0B8110+((x)*0x004)))/* Bit definitions and macros for MCF_SDRAMC_SDMR */#define MCF_SDRAMC_SDMR_CMD (0x00010000)#define MCF_SDRAMC_SDMR_AD(x) (((x)&0x00000FFF)<<18)#define MCF_SDRAMC_SDMR_BNKAD(x) (((x)&0x00000003)<<30)#define MCF_SDRAMC_SDMR_BNKAD_LMR (0x00000000)#define MCF_SDRAMC_SDMR_BNKAD_LEMR (0x40000000)/* Bit definitions and macros for MCF_SDRAMC_SDCR */#define MCF_SDRAMC_SDCR_IPALL (0x00000002)#define MCF_SDRAMC_SDCR_IREF (0x00000004)#define MCF_SDRAMC_SDCR_DQS_OE(x) (((x)&0x0000000F)<<8)#define MCF_SDRAMC_SDCR_PS(x) (((x)&0x00000003)<<12)#define MCF_SDRAMC_SDCR_RCNT(x) (((x)&0x0000003F)<<16)#define MCF_SDRAMC_SDCR_MUX(x) (((x)&0x00000003)<<24)#define MCF_SDRAMC_SDCR_REF (0x10000000)#define MCF_SDRAMC_SDCR_DDR (0x20000000)#define MCF_SDRAMC_SDCR_CKE (0x40000000)#define MCF_SDRAMC_SDCR_MODE_EN (0x80000000)#define MCF_SDRAMC_SDCR_PS_16 (0x00002000)#define MCF_SDRAMC_SDCR_PS_32 (0x00000000)/* Bit definitions and macros for MCF_SDRAMC_SDCFG1 */#define MCF_SDRAMC_SDCFG1_WTLAT(x) (((x)&0x00000007)<<4)#define MCF_SDRAMC_SDCFG1_REF2ACT(x) (((x)&0x0000000F)<<8)#define MCF_SDRAMC_SDCFG1_PRE2ACT(x) (((x)&0x00000007)<<12)#define MCF_SDRAMC_SDCFG1_ACT2RW(x) (((x)&0x00000007)<<16)#define MCF_SDRAMC_SDCFG1_RDLAT(x) (((x)&0x0000000F)<<20)#define MCF_SDRAMC_SDCFG1_SWT2RD(x) (((x)&0x00000007)<<24)#define MCF_SDRAMC_SDCFG1_SRD2RW(x) (((x)&0x0000000F)<<28)/* Bit definitions and macros for MCF_SDRAMC_SDCFG2 */#define MCF_SDRAMC_SDCFG2_BL(x) (((x)&0x0000000F)<<16)#define MCF_SDRAMC_SDCFG2_BRD2WT(x) (((x)&0x0000000F)<<20)#define MCF_SDRAMC_SDCFG2_BWT2RW(x) (((x)&0x0000000F)<<24)#define MCF_SDRAMC_SDCFG2_BRD2PRE(x) (((x)&0x0000000F)<<28)/* Bit definitions and macros for MCF_SDRAMC_SDDS */#define MCF_SDRAMC_SDDS_SB_D(x) (((x)&0x00000003)<<0)#define MCF_SDRAMC_SDDS_SB_S(x) (((x)&0x00000003)<<2)#define MCF_SDRAMC_SDDS_SB_A(x) (((x)&0x00000003)<<4)#define MCF_SDRAMC_SDDS_SB_C(x) (((x)&0x00000003)<<6)#define MCF_SDRAMC_SDDS_SB_E(x) (((x)&0x00000003)<<8)/* Bit definitions and macros for MCF_SDRAMC_SDCS */#define MCF_SDRAMC_SDCS_CSSZ(x) (((x)&0x0000001F)<<0)#define MCF_SDRAMC_SDCS_BASE(x) (((x)&0x00000FFF)<<20)#define MCF_SDRAMC_SDCS_BA(x) ((x)&0xFFF00000)#define MCF_SDRAMC_SDCS_CSSZ_DIABLE (0x00000000)#define MCF_SDRAMC_SDCS_CSSZ_1MBYTE (0x00000013)#define MCF_SDRAMC_SDCS_CSSZ_2MBYTE (0x00000014)#define MCF_SDRAMC_SDCS_CSSZ_4MBYTE (0x00000015)#define MCF_SDRAMC_SDCS_CSSZ_8MBYTE (0x00000016)#define MCF_SDRAMC_SDCS_CSSZ_16MBYTE (0x00000017)#define MCF_SDRAMC_SDCS_CSSZ_32MBYTE (0x00000018)#define MCF_SDRAMC_SDCS_CSSZ_64MBYTE (0x00000019)#define MCF_SDRAMC_SDCS_CSSZ_128MBYTE (0x0000001A)#define MCF_SDRAMC_SDCS_CSSZ_256MBYTE (0x0000001B)#define MCF_SDRAMC_SDCS_CSSZ_512MBYTE (0x0000001C)#define MCF_SDRAMC_SDCS_CSSZ_1GBYTE (0x0000001D)#define MCF_SDRAMC_SDCS_CSSZ_2GBYTE (0x0000001E)#define MCF_SDRAMC_SDCS_CSSZ_4GBYTE (0x0000001F)/********************************************************************/#endif /* __MCF537X_SDRAMC_H__ */⌨️ 快捷键说明
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