/* Descriptor Structure */
/*--------------------------------------------------------------------------*/
typedef struct {
- u32 hwo:1; /* could be changed by hw */
- u32 bdp:1;
- u32 rsv0:6;
- u32 chksum:8;
- u32 intr:1;
- u32 rsv1:15;
- void *next;
- void *ptr;
- u32 buflen:16;
- u32 extlen:8;
- u32 rsv2:8;
- u32 arg;
- u32 blknum;
- u32 cmd;
+ u32 hwo:1; /* could be changed by hw */
+ u32 bdp:1;
+ u32 rsv0:6;
+ u32 chksum:8;
+ u32 intr:1;
+ u32 rsv1:15;
+ void *next;
+ void *ptr;
+ u32 buflen:16;
+ u32 extlen:8;
+ u32 rsv2:8;
+ u32 arg;
+ u32 blknum;
+ u32 cmd;
} gpd_t;
typedef struct {
- u32 eol:1;
- u32 rsv0:7;
- u32 chksum:8;
- u32 rsv1:1;
- u32 blkpad:1;
- u32 dwpad:1;
- u32 rsv2:13;
- void *next;
- void *ptr;
- u32 buflen:16;
- u32 rsv3:16;
+ u32 eol:1;
+ u32 rsv0:7;
+ u32 chksum:8;
+ u32 rsv1:1;
+ u32 blkpad:1;
+ u32 dwpad:1;
+ u32 rsv2:13;
+ void *next;
+ void *ptr;
+ u32 buflen:16;
+ u32 rsv3:16;
} bd_t;
/*--------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------*/
typedef struct {
- u32 msdc:1;
- u32 ckpwn:1;
- u32 rst:1;
- u32 pio:1;
- u32 ckdrven:1;
- u32 start18v:1;
- u32 pass18v:1;
- u32 ckstb:1;
- u32 ckdiv:8;
- u32 ckmod:2;
- u32 pad:14;
+ u32 msdc:1;
+ u32 ckpwn:1;
+ u32 rst:1;
+ u32 pio:1;
+ u32 ckdrven:1;
+ u32 start18v:1;
+ u32 pass18v:1;
+ u32 ckstb:1;
+ u32 ckdiv:8;
+ u32 ckmod:2;
+ u32 pad:14;
} msdc_cfg_reg;
typedef struct {
- u32 sdr104cksel:1;
- u32 rsmpl:1;
- u32 dsmpl:1;
- u32 ddlysel:1;
- u32 ddr50ckd:1;
- u32 dsplsel:1;
- u32 pad1:10;
- u32 d0spl:1;
- u32 d1spl:1;
- u32 d2spl:1;
- u32 d3spl:1;
- u32 d4spl:1;
- u32 d5spl:1;
- u32 d6spl:1;
- u32 d7spl:1;
- u32 riscsz:1;
- u32 pad2:7;
+ u32 sdr104cksel:1;
+ u32 rsmpl:1;
+ u32 dsmpl:1;
+ u32 ddlysel:1;
+ u32 ddr50ckd:1;
+ u32 dsplsel:1;
+ u32 pad1:10;
+ u32 d0spl:1;
+ u32 d1spl:1;
+ u32 d2spl:1;
+ u32 d3spl:1;
+ u32 d4spl:1;
+ u32 d5spl:1;
+ u32 d6spl:1;
+ u32 d7spl:1;
+ u32 riscsz:1;
+ u32 pad2:7;
} msdc_iocon_reg;
typedef struct {
- u32 cden:1;
- u32 cdsts:1;
- u32 pad1:10;
- u32 cddebounce:4;
- u32 dat:8;
- u32 cmd:1;
- u32 pad2:6;
- u32 wp:1;
+ u32 cden:1;
+ u32 cdsts:1;
+ u32 pad1:10;
+ u32 cddebounce:4;
+ u32 dat:8;
+ u32 cmd:1;
+ u32 pad2:6;
+ u32 wp:1;
} msdc_ps_reg;
typedef struct {
- u32 mmcirq:1;
- u32 cdsc:1;
- u32 pad1:1;
- u32 atocmdrdy:1;
- u32 atocmdtmo:1;
- u32 atocmdcrc:1;
- u32 dmaqempty:1;
- u32 sdioirq:1;
- u32 cmdrdy:1;
- u32 cmdtmo:1;
- u32 rspcrc:1;
- u32 csta:1;
- u32 xfercomp:1;
- u32 dxferdone:1;
- u32 dattmo:1;
- u32 datcrc:1;
- u32 atocmd19done:1;
- u32 pad2:15;
+ u32 mmcirq:1;
+ u32 cdsc:1;
+ u32 pad1:1;
+ u32 atocmdrdy:1;
+ u32 atocmdtmo:1;
+ u32 atocmdcrc:1;
+ u32 dmaqempty:1;
+ u32 sdioirq:1;
+ u32 cmdrdy:1;
+ u32 cmdtmo:1;
+ u32 rspcrc:1;
+ u32 csta:1;
+ u32 xfercomp:1;
+ u32 dxferdone:1;
+ u32 dattmo:1;
+ u32 datcrc:1;
+ u32 atocmd19done:1;
+ u32 pad2:15;
} msdc_int_reg;
typedef struct {
- u32 mmcirq:1;
- u32 cdsc:1;
- u32 pad1:1;
- u32 atocmdrdy:1;
- u32 atocmdtmo:1;
- u32 atocmdcrc:1;
- u32 dmaqempty:1;
- u32 sdioirq:1;
- u32 cmdrdy:1;
- u32 cmdtmo:1;
- u32 rspcrc:1;
- u32 csta:1;
- u32 xfercomp:1;
- u32 dxferdone:1;
- u32 dattmo:1;
- u32 datcrc:1;
- u32 atocmd19done:1;
- u32 pad2:15;
+ u32 mmcirq:1;
+ u32 cdsc:1;
+ u32 pad1:1;
+ u32 atocmdrdy:1;
+ u32 atocmdtmo:1;
+ u32 atocmdcrc:1;
+ u32 dmaqempty:1;
+ u32 sdioirq:1;
+ u32 cmdrdy:1;
+ u32 cmdtmo:1;
+ u32 rspcrc:1;
+ u32 csta:1;
+ u32 xfercomp:1;
+ u32 dxferdone:1;
+ u32 dattmo:1;
+ u32 datcrc:1;
+ u32 atocmd19done:1;
+ u32 pad2:15;
} msdc_inten_reg;
typedef struct {
- u32 rxcnt:8;
- u32 pad1:8;
- u32 txcnt:8;
- u32 pad2:7;
- u32 clr:1;
+ u32 rxcnt:8;
+ u32 pad1:8;
+ u32 txcnt:8;
+ u32 pad2:7;
+ u32 clr:1;
} msdc_fifocs_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_txdat_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_rxdat_reg;
typedef struct {
- u32 sdiowkup:1;
- u32 inswkup:1;
- u32 pad1:14;
- u32 buswidth:2;
- u32 pad2:1;
- u32 sdio:1;
- u32 sdioide:1;
- u32 intblkgap:1;
- u32 pad4:2;
- u32 dtoc:8;
+ u32 sdiowkup:1;
+ u32 inswkup:1;
+ u32 pad1:14;
+ u32 buswidth:2;
+ u32 pad2:1;
+ u32 sdio:1;
+ u32 sdioide:1;
+ u32 intblkgap:1;
+ u32 pad4:2;
+ u32 dtoc:8;
} sdc_cfg_reg;
typedef struct {
- u32 cmd:6;
- u32 brk:1;
- u32 rsptyp:3;
- u32 pad1:1;
- u32 dtype:2;
- u32 rw:1;
- u32 stop:1;
- u32 goirq:1;
- u32 blklen:12;
- u32 atocmd:2;
- u32 volswth:1;
- u32 pad2:1;
+ u32 cmd:6;
+ u32 brk:1;
+ u32 rsptyp:3;
+ u32 pad1:1;
+ u32 dtype:2;
+ u32 rw:1;
+ u32 stop:1;
+ u32 goirq:1;
+ u32 blklen:12;
+ u32 atocmd:2;
+ u32 volswth:1;
+ u32 pad2:1;
} sdc_cmd_reg;
typedef struct {
- u32 arg;
+ u32 arg;
} sdc_arg_reg;
typedef struct {
- u32 sdcbusy:1;
- u32 cmdbusy:1;
- u32 pad:29;
- u32 swrcmpl:1;
+ u32 sdcbusy:1;
+ u32 cmdbusy:1;
+ u32 pad:29;
+ u32 swrcmpl:1;
} sdc_sts_reg;
typedef struct {
- u32 val;
+ u32 val;
} sdc_resp0_reg;
typedef struct {
- u32 val;
+ u32 val;
} sdc_resp1_reg;
typedef struct {
- u32 val;
+ u32 val;
} sdc_resp2_reg;
typedef struct {
- u32 val;
+ u32 val;
} sdc_resp3_reg;
typedef struct {
- u32 num;
+ u32 num;
} sdc_blknum_reg;
typedef struct {
- u32 sts;
+ u32 sts;
} sdc_csts_reg;
typedef struct {
- u32 sts;
+ u32 sts;
} sdc_cstsen_reg;
typedef struct {
- u32 datcrcsts:8;
- u32 ddrcrcsts:4;
- u32 pad:20;
+ u32 datcrcsts:8;
+ u32 ddrcrcsts:4;
+ u32 pad:20;
} sdc_datcrcsts_reg;
typedef struct {
- u32 bootstart:1;
- u32 bootstop:1;
- u32 bootmode:1;
- u32 pad1:9;
- u32 bootwaidly:3;
- u32 bootsupp:1;
- u32 pad2:16;
+ u32 bootstart:1;
+ u32 bootstop:1;
+ u32 bootmode:1;
+ u32 pad1:9;
+ u32 bootwaidly:3;
+ u32 bootsupp:1;
+ u32 pad2:16;
} emmc_cfg0_reg;
typedef struct {
- u32 bootcrctmc:16;
- u32 pad:4;
- u32 bootacktmc:12;
+ u32 bootcrctmc:16;
+ u32 pad:4;
+ u32 bootacktmc:12;
} emmc_cfg1_reg;
typedef struct {
- u32 bootcrcerr:1;
- u32 bootackerr:1;
- u32 bootdattmo:1;
- u32 bootacktmo:1;
- u32 bootupstate:1;
- u32 bootackrcv:1;
- u32 bootdatrcv:1;
- u32 pad:25;
+ u32 bootcrcerr:1;
+ u32 bootackerr:1;
+ u32 bootdattmo:1;
+ u32 bootacktmo:1;
+ u32 bootupstate:1;
+ u32 bootackrcv:1;
+ u32 bootdatrcv:1;
+ u32 pad:25;
} emmc_sts_reg;
typedef struct {
- u32 bootrst:1;
- u32 pad:31;
+ u32 bootrst:1;
+ u32 pad:31;
} emmc_iocon_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_acmd_resp_reg;
typedef struct {
- u32 tunesel:4;
- u32 pad:28;
+ u32 tunesel:4;
+ u32 pad:28;
} msdc_acmd19_trg_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_acmd19_sts_reg;
typedef struct {
- u32 addr;
+ u32 addr;
} msdc_dma_sa_reg;
typedef struct {
- u32 addr;
+ u32 addr;
} msdc_dma_ca_reg;
typedef struct {
- u32 start:1;
- u32 stop:1;
- u32 resume:1;
- u32 pad1:5;
- u32 mode:1;
- u32 pad2:1;
- u32 lastbuf:1;
- u32 pad3:1;
- u32 brustsz:3;
- u32 pad4:1;
- u32 xfersz:16;
+ u32 start:1;
+ u32 stop:1;
+ u32 resume:1;
+ u32 pad1:5;
+ u32 mode:1;
+ u32 pad2:1;
+ u32 lastbuf:1;
+ u32 pad3:1;
+ u32 brustsz:3;
+ u32 pad4:1;
+ u32 xfersz:16;
} msdc_dma_ctrl_reg;
typedef struct {
- u32 status:1;
- u32 decsen:1;
- u32 pad1:2;
- u32 bdcsen:1;
- u32 gpdcsen:1;
- u32 pad2:26;
+ u32 status:1;
+ u32 decsen:1;
+ u32 pad1:2;
+ u32 bdcsen:1;
+ u32 gpdcsen:1;
+ u32 pad2:26;
} msdc_dma_cfg_reg;
typedef struct {
- u32 sel:16;
- u32 pad2:16;
+ u32 sel:16;
+ u32 pad2:16;
} msdc_dbg_sel_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_dbg_out_reg;
typedef struct {
- u32 clkdrvn:3;
- u32 rsv0:1;
- u32 clkdrvp:3;
- u32 rsv1:1;
- u32 clksr:1;
- u32 rsv2:7;
- u32 clkpd:1;
- u32 clkpu:1;
- u32 clksmt:1;
- u32 clkies:1;
- u32 clktdsel:4;
- u32 clkrdsel:8;
+ u32 clkdrvn:3;
+ u32 rsv0:1;
+ u32 clkdrvp:3;
+ u32 rsv1:1;
+ u32 clksr:1;
+ u32 rsv2:7;
+ u32 clkpd:1;
+ u32 clkpu:1;
+ u32 clksmt:1;
+ u32 clkies:1;
+ u32 clktdsel:4;
+ u32 clkrdsel:8;
} msdc_pad_ctl0_reg;
typedef struct {
- u32 cmddrvn:3;
- u32 rsv0:1;
- u32 cmddrvp:3;
- u32 rsv1:1;
- u32 cmdsr:1;
- u32 rsv2:7;
- u32 cmdpd:1;
- u32 cmdpu:1;
- u32 cmdsmt:1;
- u32 cmdies:1;
- u32 cmdtdsel:4;
- u32 cmdrdsel:8;
+ u32 cmddrvn:3;
+ u32 rsv0:1;
+ u32 cmddrvp:3;
+ u32 rsv1:1;
+ u32 cmdsr:1;
+ u32 rsv2:7;
+ u32 cmdpd:1;
+ u32 cmdpu:1;
+ u32 cmdsmt:1;
+ u32 cmdies:1;
+ u32 cmdtdsel:4;
+ u32 cmdrdsel:8;
} msdc_pad_ctl1_reg;
typedef struct {
- u32 datdrvn:3;
- u32 rsv0:1;
- u32 datdrvp:3;
- u32 rsv1:1;
- u32 datsr:1;
- u32 rsv2:7;
- u32 datpd:1;
- u32 datpu:1;
- u32 datsmt:1;
- u32 daties:1;
- u32 dattdsel:4;
- u32 datrdsel:8;
+ u32 datdrvn:3;
+ u32 rsv0:1;
+ u32 datdrvp:3;
+ u32 rsv1:1;
+ u32 datsr:1;
+ u32 rsv2:7;
+ u32 datpd:1;
+ u32 datpu:1;
+ u32 datsmt:1;
+ u32 daties:1;
+ u32 dattdsel:4;
+ u32 datrdsel:8;
} msdc_pad_ctl2_reg;
typedef struct {
- u32 wrrxdly:3;
- u32 pad1:5;
- u32 rdrxdly:8;
- u32 pad2:16;
+ u32 wrrxdly:3;
+ u32 pad1:5;
+ u32 rdrxdly:8;
+ u32 pad2:16;
} msdc_pad_tune_reg;
typedef struct {
- u32 dat0:5;
- u32 rsv0:3;
- u32 dat1:5;
- u32 rsv1:3;
- u32 dat2:5;
- u32 rsv2:3;
- u32 dat3:5;
- u32 rsv3:3;
+ u32 dat0:5;
+ u32 rsv0:3;
+ u32 dat1:5;
+ u32 rsv1:3;
+ u32 dat2:5;
+ u32 rsv2:3;
+ u32 dat3:5;
+ u32 rsv3:3;
} msdc_dat_rddly0;
typedef struct {
- u32 dat4:5;
- u32 rsv4:3;
- u32 dat5:5;
- u32 rsv5:3;
- u32 dat6:5;
- u32 rsv6:3;
- u32 dat7:5;
- u32 rsv7:3;
+ u32 dat4:5;
+ u32 rsv4:3;
+ u32 dat5:5;
+ u32 rsv5:3;
+ u32 dat6:5;
+ u32 rsv6:3;
+ u32 dat7:5;
+ u32 rsv7:3;
} msdc_dat_rddly1;
typedef struct {
- u32 dbg0sel:8;
- u32 dbg1sel:6;
- u32 pad1:2;
- u32 dbg2sel:6;
- u32 pad2:2;
- u32 dbg3sel:6;
- u32 pad3:2;
+ u32 dbg0sel:8;
+ u32 dbg1sel:6;
+ u32 pad1:2;
+ u32 dbg2sel:6;
+ u32 pad2:2;
+ u32 dbg3sel:6;
+ u32 pad3:2;
} msdc_hw_dbg_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_version_reg;
typedef struct {
- u32 val;
+ u32 val;
} msdc_eco_ver_reg;
struct msdc_regs {
- msdc_cfg_reg msdc_cfg; /* base+0x00h */
- msdc_iocon_reg msdc_iocon; /* base+0x04h */
- msdc_ps_reg msdc_ps; /* base+0x08h */
- msdc_int_reg msdc_int; /* base+0x0ch */
- msdc_inten_reg msdc_inten; /* base+0x10h */
- msdc_fifocs_reg msdc_fifocs; /* base+0x14h */
- msdc_txdat_reg msdc_txdat; /* base+0x18h */
- msdc_rxdat_reg msdc_rxdat; /* base+0x1ch */
- u32 rsv1[4];
- sdc_cfg_reg sdc_cfg; /* base+0x30h */
- sdc_cmd_reg sdc_cmd; /* base+0x34h */
- sdc_arg_reg sdc_arg; /* base+0x38h */
- sdc_sts_reg sdc_sts; /* base+0x3ch */
- sdc_resp0_reg sdc_resp0; /* base+0x40h */
- sdc_resp1_reg sdc_resp1; /* base+0x44h */
- sdc_resp2_reg sdc_resp2; /* base+0x48h */
- sdc_resp3_reg sdc_resp3; /* base+0x4ch */
- sdc_blknum_reg sdc_blknum; /* base+0x50h */
- u32 rsv2[1];
- sdc_csts_reg sdc_csts; /* base+0x58h */
- sdc_cstsen_reg sdc_cstsen; /* base+0x5ch */
- sdc_datcrcsts_reg sdc_dcrcsta; /* base+0x60h */
- u32 rsv3[3];
- emmc_cfg0_reg emmc_cfg0; /* base+0x70h */
- emmc_cfg1_reg emmc_cfg1; /* base+0x74h */
- emmc_sts_reg emmc_sts; /* base+0x78h */
- emmc_iocon_reg emmc_iocon; /* base+0x7ch */
- msdc_acmd_resp_reg acmd_resp; /* base+0x80h */
- msdc_acmd19_trg_reg acmd19_trg; /* base+0x84h */
- msdc_acmd19_sts_reg acmd19_sts; /* base+0x88h */
- u32 rsv4[1];
- msdc_dma_sa_reg dma_sa; /* base+0x90h */
- msdc_dma_ca_reg dma_ca; /* base+0x94h */
- msdc_dma_ctrl_reg dma_ctrl; /* base+0x98h */
- msdc_dma_cfg_reg dma_cfg; /* base+0x9ch */
- msdc_dbg_sel_reg dbg_sel; /* base+0xa0h */
- msdc_dbg_out_reg dbg_out; /* base+0xa4h */
- u32 rsv5[2];
- u32 patch0; /* base+0xb0h */
- u32 patch1; /* base+0xb4h */
- u32 rsv6[10];
- msdc_pad_ctl0_reg pad_ctl0; /* base+0xe0h */
- msdc_pad_ctl1_reg pad_ctl1; /* base+0xe4h */
- msdc_pad_ctl2_reg pad_ctl2; /* base+0xe8h */
- msdc_pad_tune_reg pad_tune; /* base+0xech */
- msdc_dat_rddly0 dat_rddly0; /* base+0xf0h */
- msdc_dat_rddly1 dat_rddly1; /* base+0xf4h */
- msdc_hw_dbg_reg hw_dbg; /* base+0xf8h */
- u32 rsv7[1];
- msdc_version_reg version; /* base+0x100h */
- msdc_eco_ver_reg eco_ver; /* base+0x104h */
+ msdc_cfg_reg msdc_cfg; /* base+0x00h */
+ msdc_iocon_reg msdc_iocon; /* base+0x04h */
+ msdc_ps_reg msdc_ps; /* base+0x08h */
+ msdc_int_reg msdc_int; /* base+0x0ch */
+ msdc_inten_reg msdc_inten; /* base+0x10h */
+ msdc_fifocs_reg msdc_fifocs; /* base+0x14h */
+ msdc_txdat_reg msdc_txdat; /* base+0x18h */
+ msdc_rxdat_reg msdc_rxdat; /* base+0x1ch */
+ u32 rsv1[4];
+ sdc_cfg_reg sdc_cfg; /* base+0x30h */
+ sdc_cmd_reg sdc_cmd; /* base+0x34h */
+ sdc_arg_reg sdc_arg; /* base+0x38h */
+ sdc_sts_reg sdc_sts; /* base+0x3ch */
+ sdc_resp0_reg sdc_resp0; /* base+0x40h */
+ sdc_resp1_reg sdc_resp1; /* base+0x44h */
+ sdc_resp2_reg sdc_resp2; /* base+0x48h */
+ sdc_resp3_reg sdc_resp3; /* base+0x4ch */
+ sdc_blknum_reg sdc_blknum; /* base+0x50h */
+ u32 rsv2[1];
+ sdc_csts_reg sdc_csts; /* base+0x58h */
+ sdc_cstsen_reg sdc_cstsen; /* base+0x5ch */
+ sdc_datcrcsts_reg sdc_dcrcsta; /* base+0x60h */
+ u32 rsv3[3];
+ emmc_cfg0_reg emmc_cfg0; /* base+0x70h */
+ emmc_cfg1_reg emmc_cfg1; /* base+0x74h */
+ emmc_sts_reg emmc_sts; /* base+0x78h */
+ emmc_iocon_reg emmc_iocon; /* base+0x7ch */
+ msdc_acmd_resp_reg acmd_resp; /* base+0x80h */
+ msdc_acmd19_trg_reg acmd19_trg; /* base+0x84h */
+ msdc_acmd19_sts_reg acmd19_sts; /* base+0x88h */
+ u32 rsv4[1];
+ msdc_dma_sa_reg dma_sa; /* base+0x90h */
+ msdc_dma_ca_reg dma_ca; /* base+0x94h */
+ msdc_dma_ctrl_reg dma_ctrl; /* base+0x98h */
+ msdc_dma_cfg_reg dma_cfg; /* base+0x9ch */
+ msdc_dbg_sel_reg dbg_sel; /* base+0xa0h */
+ msdc_dbg_out_reg dbg_out; /* base+0xa4h */
+ u32 rsv5[2];
+ u32 patch0; /* base+0xb0h */
+ u32 patch1; /* base+0xb4h */
+ u32 rsv6[10];
+ msdc_pad_ctl0_reg pad_ctl0; /* base+0xe0h */
+ msdc_pad_ctl1_reg pad_ctl1; /* base+0xe4h */
+ msdc_pad_ctl2_reg pad_ctl2; /* base+0xe8h */
+ msdc_pad_tune_reg pad_tune; /* base+0xech */
+ msdc_dat_rddly0 dat_rddly0; /* base+0xf0h */
+ msdc_dat_rddly1 dat_rddly1; /* base+0xf4h */
+ msdc_hw_dbg_reg hw_dbg; /* base+0xf8h */
+ u32 rsv7[1];
+ msdc_version_reg version; /* base+0x100h */
+ msdc_eco_ver_reg eco_ver; /* base+0x104h */
};
struct scatterlist_ex {
- u32 cmd;
- u32 arg;
- u32 sglen;
- struct scatterlist *sg;
+ u32 cmd;
+ u32 arg;
+ u32 sglen;
+ struct scatterlist *sg;
};
#define DMA_FLAG_NONE (0x00000000)
#define DMA_FLAG_PAD_DWORD (0x00000004)
struct msdc_dma {
- u32 flags; /* flags */
- u32 xfersz; /* xfer size in bytes */
- u32 sglen; /* size of scatter list */
- u32 blklen; /* block size */
- struct scatterlist *sg; /* I/O scatter list */
- struct scatterlist_ex *esg; /* extended I/O scatter list */
- u8 mode; /* dma mode */
- u8 burstsz; /* burst size */
- u8 intr; /* dma done interrupt */
- u8 padding; /* padding */
- u32 cmd; /* enhanced mode command */
- u32 arg; /* enhanced mode arg */
- u32 rsp; /* enhanced mode command response */
- u32 autorsp; /* auto command response */
-
- gpd_t *gpd; /* pointer to gpd array */
- bd_t *bd; /* pointer to bd array */
- dma_addr_t gpd_addr; /* the physical address of gpd array */
- dma_addr_t bd_addr; /* the physical address of bd array */
- u32 used_gpd; /* the number of used gpd elements */
- u32 used_bd; /* the number of used bd elements */
+ u32 flags; /* flags */
+ u32 xfersz; /* xfer size in bytes */
+ u32 sglen; /* size of scatter list */
+ u32 blklen; /* block size */
+ struct scatterlist *sg; /* I/O scatter list */
+ struct scatterlist_ex *esg; /* extended I/O scatter list */
+ u8 mode; /* dma mode */
+ u8 burstsz; /* burst size */
+ u8 intr; /* dma done interrupt */
+ u8 padding; /* padding */
+ u32 cmd; /* enhanced mode command */
+ u32 arg; /* enhanced mode arg */
+ u32 rsp; /* enhanced mode command response */
+ u32 autorsp; /* auto command response */
+
+ gpd_t *gpd; /* pointer to gpd array */
+ bd_t *bd; /* pointer to bd array */
+ dma_addr_t gpd_addr; /* the physical address of gpd array */
+ dma_addr_t bd_addr; /* the physical address of bd array */
+ u32 used_gpd; /* the number of used gpd elements */
+ u32 used_bd; /* the number of used bd elements */
};
struct msdc_host
{
- struct msdc_hw *hw;
+ struct msdc_hw *hw;
- struct mmc_host *mmc; /* mmc structure */
- struct mmc_command *cmd;
- struct mmc_data *data;
- struct mmc_request *mrq;
- int cmd_rsp;
- int cmd_rsp_done;
- int cmd_r1b_done;
+ struct mmc_host *mmc; /* mmc structure */
+ struct mmc_command *cmd;
+ struct mmc_data *data;
+ struct mmc_request *mrq;
+ int cmd_rsp;
+ int cmd_rsp_done;
+ int cmd_r1b_done;
- int error;
- spinlock_t lock; /* mutex */
- struct semaphore sem;
+ int error;
+ spinlock_t lock; /* mutex */
+ struct semaphore sem;
- u32 blksz; /* host block size */
- u32 base; /* host base address */
- int id; /* host id */
- int pwr_ref; /* core power reference count */
+ u32 blksz; /* host block size */
+ u32 base; /* host base address */
+ int id; /* host id */
+ int pwr_ref; /* core power reference count */
- u32 xfer_size; /* total transferred size */
+ u32 xfer_size; /* total transferred size */
- struct msdc_dma dma; /* dma channel */
- u32 dma_addr; /* dma transfer address */
- u32 dma_left_size; /* dma transfer left size */
- u32 dma_xfer_size; /* dma transfer size in bytes */
- int dma_xfer; /* dma transfer mode */
+ struct msdc_dma dma; /* dma channel */
+ u32 dma_addr; /* dma transfer address */
+ u32 dma_left_size; /* dma transfer left size */
+ u32 dma_xfer_size; /* dma transfer size in bytes */
+ int dma_xfer; /* dma transfer mode */
- u32 timeout_ns; /* data timeout ns */
- u32 timeout_clks; /* data timeout clks */
+ u32 timeout_ns; /* data timeout ns */
+ u32 timeout_clks; /* data timeout clks */
- atomic_t abort; /* abort transfer */
+ atomic_t abort; /* abort transfer */
- int irq; /* host interrupt */
+ int irq; /* host interrupt */
- struct tasklet_struct card_tasklet;
+ struct tasklet_struct card_tasklet;
#if 0
- struct work_struct card_workqueue;
+ struct work_struct card_workqueue;
#else
- struct delayed_work card_delaywork;
+ struct delayed_work card_delaywork;
#endif
- struct completion cmd_done;
- struct completion xfer_done;
- struct pm_message pm_state;
-
- u32 mclk; /* mmc subsystem clock */
- u32 hclk; /* host clock speed */
- u32 sclk; /* SD/MS clock speed */
- u8 core_clkon; /* Host core clock on ? */
- u8 card_clkon; /* Card clock on ? */
- u8 core_power; /* core power */
- u8 power_mode; /* host power mode */
- u8 card_inserted; /* card inserted ? */
- u8 suspend; /* host suspended ? */
- u8 reserved;
- u8 app_cmd; /* for app command */
- u32 app_cmd_arg;
- u64 starttime;
+ struct completion cmd_done;
+ struct completion xfer_done;
+ struct pm_message pm_state;
+
+ u32 mclk; /* mmc subsystem clock */
+ u32 hclk; /* host clock speed */
+ u32 sclk; /* SD/MS clock speed */
+ u8 core_clkon; /* Host core clock on ? */
+ u8 card_clkon; /* Card clock on ? */
+ u8 core_power; /* core power */
+ u8 power_mode; /* host power mode */
+ u8 card_inserted; /* card inserted ? */
+ u8 suspend; /* host suspended ? */
+ u8 reserved;
+ u8 app_cmd; /* for app command */
+ u32 app_cmd_arg;
+ u64 starttime;
};
static inline unsigned int uffs(unsigned int x)
{
- unsigned int r = 1;
-
- if (!x)
- return 0;
- if (!(x & 0xffff)) {
- x >>= 16;
- r += 16;
- }
- if (!(x & 0xff)) {
- x >>= 8;
- r += 8;
- }
- if (!(x & 0xf)) {
- x >>= 4;
- r += 4;
- }
- if (!(x & 3)) {
- x >>= 2;
- r += 2;
- }
- if (!(x & 1)) {
- x >>= 1;
- r += 1;
- }
- return r;
+ unsigned int r = 1;
+
+ if (!x)
+ return 0;
+ if (!(x & 0xffff)) {
+ x >>= 16;
+ r += 16;
+ }
+ if (!(x & 0xff)) {
+ x >>= 8;
+ r += 8;
+ }
+ if (!(x & 0xf)) {
+ x >>= 4;
+ r += 4;
+ }
+ if (!(x & 3)) {
+ x >>= 2;
+ r += 2;
+ }
+ if (!(x & 1)) {
+ x >>= 1;
+ r += 1;
+ }
+ return r;
}
#define sdr_read8(reg) __raw_readb(reg)
#define sdr_read16(reg) __raw_readw(reg)
#define sdr_set_bits(reg,bs) ((*(volatile u32*)(reg)) |= (u32)(bs))
#define sdr_clr_bits(reg,bs) ((*(volatile u32*)(reg)) &= ~((u32)(bs)))
-#define sdr_set_field(reg,field,val) \
- do { \
- volatile unsigned int tv = sdr_read32(reg); \
- tv &= ~(field); \
- tv |= ((val) << (uffs((unsigned int)field) - 1)); \
- sdr_write32(reg,tv); \
- } while(0)
-#define sdr_get_field(reg,field,val) \
- do { \
- volatile unsigned int tv = sdr_read32(reg); \
- val = ((tv & (field)) >> (uffs((unsigned int)field) - 1)); \
- } while(0)
+#define sdr_set_field(reg,field,val) \
+do { \
+ volatile unsigned int tv = sdr_read32(reg); \
+ tv &= ~(field); \
+ tv |= ((val) << (uffs((unsigned int)field) - 1)); \
+ sdr_write32(reg,tv); \
+} while(0)
+#define sdr_get_field(reg,field,val) \
+do { \
+ volatile unsigned int tv = sdr_read32(reg); \
+ val = ((tv & (field)) >> (uffs((unsigned int)field) - 1)); \
+} while(0)
#endif
projects / linux-2.6-microblaze.git / commitdiff