| Message ID | 20240628070216.92609-24-philmd@linaro.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | hw/sd/sdcard: Add eMMC support | expand |
On 6/28/24 9:00 AM, Philippe Mathieu-Daudé wrote: > From: Philippe Mathieu-Daudé <f4bug@amsat.org> > > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Cédric Le Goater <clg@redhat.com> Thanks, C. > --- > hw/sd/sd.c | 48 +++++++++++++++++++----------------------------- > 1 file changed, 19 insertions(+), 29 deletions(-) > > diff --git a/hw/sd/sd.c b/hw/sd/sd.c > index 605269163d..eece33194a 100644 > --- a/hw/sd/sd.c > +++ b/hw/sd/sd.c > @@ -568,6 +568,21 @@ static void sd_set_sdstatus(SDState *sd) > memset(sd->sd_status, 0, 64); > } > > +static const uint8_t sd_tuning_block_pattern4[64] = { > + /* > + * See: Physical Layer Simplified Specification Version 3.01, > + * Table 4-2. > + */ > + 0xff, 0x0f, 0xff, 0x00, 0x0f, 0xfc, 0xc3, 0xcc, > + 0xc3, 0x3c, 0xcc, 0xff, 0xfe, 0xff, 0xfe, 0xef, > + 0xff, 0xdf, 0xff, 0xdd, 0xff, 0xfb, 0xff, 0xfb, > + 0xbf, 0xff, 0x7f, 0xff, 0x77, 0xf7, 0xbd, 0xef, > + 0xff, 0xf0, 0xff, 0xf0, 0x0f, 0xfc, 0xcc, 0x3c, > + 0xcc, 0x33, 0xcc, 0xcf, 0xff, 0xef, 0xff, 0xee, > + 0xff, 0xfd, 0xff, 0xfd, 0xdf, 0xff, 0xbf, 0xff, > + 0xbb, 0xff, 0xf7, 0xff, 0xf7, 0x7f, 0x7b, 0xde > +}; > + > static int sd_req_crc_validate(SDRequest *req) > { > uint8_t buffer[5]; > @@ -1161,14 +1176,9 @@ static sd_rsp_type_t sd_cmd_SEND_TUNING_BLOCK(SDState *sd, SDRequest req) > return sd_cmd_illegal(sd, req); > } > > - if (sd->state != sd_transfer_state) { > - return sd_invalid_state_for_cmd(sd, req); > - } > - > - sd->state = sd_sendingdata_state; > - sd->data_offset = 0; > - > - return sd_r1; > + return sd_cmd_to_sendingdata(sd, req, 0, > + sd_tuning_block_pattern4, > + sizeof(sd_tuning_block_pattern4)); > } > > /* CMD23 */ > @@ -2100,20 +2110,6 @@ void sd_write_byte(SDState *sd, uint8_t value) > } > } > > -#define SD_TUNING_BLOCK_SIZE 64 > - > -static const uint8_t sd_tuning_block_pattern[SD_TUNING_BLOCK_SIZE] = { > - /* See: Physical Layer Simplified Specification Version 3.01, Table 4-2 */ > - 0xff, 0x0f, 0xff, 0x00, 0x0f, 0xfc, 0xc3, 0xcc, > - 0xc3, 0x3c, 0xcc, 0xff, 0xfe, 0xff, 0xfe, 0xef, > - 0xff, 0xdf, 0xff, 0xdd, 0xff, 0xfb, 0xff, 0xfb, > - 0xbf, 0xff, 0x7f, 0xff, 0x77, 0xf7, 0xbd, 0xef, > - 0xff, 0xf0, 0xff, 0xf0, 0x0f, 0xfc, 0xcc, 0x3c, > - 0xcc, 0x33, 0xcc, 0xcf, 0xff, 0xef, 0xff, 0xee, > - 0xff, 0xfd, 0xff, 0xfd, 0xdf, 0xff, 0xbf, 0xff, > - 0xbb, 0xff, 0xf7, 0xff, 0xf7, 0x7f, 0x7b, 0xde, > -}; > - > uint8_t sd_read_byte(SDState *sd) > { > /* TODO: Append CRCs */ > @@ -2142,6 +2138,7 @@ uint8_t sd_read_byte(SDState *sd) > case 9: /* CMD9: SEND_CSD */ > case 10: /* CMD10: SEND_CID */ > case 17: /* CMD17: READ_SINGLE_BLOCK */ > + case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */ > sd_generic_read_byte(sd, &ret); > break; > > @@ -2176,13 +2173,6 @@ uint8_t sd_read_byte(SDState *sd) > } > break; > > - case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */ > - if (sd->data_offset >= SD_TUNING_BLOCK_SIZE - 1) { > - sd->state = sd_transfer_state; > - } > - ret = sd_tuning_block_pattern[sd->data_offset++]; > - break; > - > case 22: /* ACMD22: SEND_NUM_WR_BLOCKS */ > ret = sd->data[sd->data_offset ++]; >
diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 605269163d..eece33194a 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -568,6 +568,21 @@ static void sd_set_sdstatus(SDState *sd) memset(sd->sd_status, 0, 64); } +static const uint8_t sd_tuning_block_pattern4[64] = { + /* + * See: Physical Layer Simplified Specification Version 3.01, + * Table 4-2. + */ + 0xff, 0x0f, 0xff, 0x00, 0x0f, 0xfc, 0xc3, 0xcc, + 0xc3, 0x3c, 0xcc, 0xff, 0xfe, 0xff, 0xfe, 0xef, + 0xff, 0xdf, 0xff, 0xdd, 0xff, 0xfb, 0xff, 0xfb, + 0xbf, 0xff, 0x7f, 0xff, 0x77, 0xf7, 0xbd, 0xef, + 0xff, 0xf0, 0xff, 0xf0, 0x0f, 0xfc, 0xcc, 0x3c, + 0xcc, 0x33, 0xcc, 0xcf, 0xff, 0xef, 0xff, 0xee, + 0xff, 0xfd, 0xff, 0xfd, 0xdf, 0xff, 0xbf, 0xff, + 0xbb, 0xff, 0xf7, 0xff, 0xf7, 0x7f, 0x7b, 0xde +}; + static int sd_req_crc_validate(SDRequest *req) { uint8_t buffer[5]; @@ -1161,14 +1176,9 @@ static sd_rsp_type_t sd_cmd_SEND_TUNING_BLOCK(SDState *sd, SDRequest req) return sd_cmd_illegal(sd, req); } - if (sd->state != sd_transfer_state) { - return sd_invalid_state_for_cmd(sd, req); - } - - sd->state = sd_sendingdata_state; - sd->data_offset = 0; - - return sd_r1; + return sd_cmd_to_sendingdata(sd, req, 0, + sd_tuning_block_pattern4, + sizeof(sd_tuning_block_pattern4)); } /* CMD23 */ @@ -2100,20 +2110,6 @@ void sd_write_byte(SDState *sd, uint8_t value) } } -#define SD_TUNING_BLOCK_SIZE 64 - -static const uint8_t sd_tuning_block_pattern[SD_TUNING_BLOCK_SIZE] = { - /* See: Physical Layer Simplified Specification Version 3.01, Table 4-2 */ - 0xff, 0x0f, 0xff, 0x00, 0x0f, 0xfc, 0xc3, 0xcc, - 0xc3, 0x3c, 0xcc, 0xff, 0xfe, 0xff, 0xfe, 0xef, - 0xff, 0xdf, 0xff, 0xdd, 0xff, 0xfb, 0xff, 0xfb, - 0xbf, 0xff, 0x7f, 0xff, 0x77, 0xf7, 0xbd, 0xef, - 0xff, 0xf0, 0xff, 0xf0, 0x0f, 0xfc, 0xcc, 0x3c, - 0xcc, 0x33, 0xcc, 0xcf, 0xff, 0xef, 0xff, 0xee, - 0xff, 0xfd, 0xff, 0xfd, 0xdf, 0xff, 0xbf, 0xff, - 0xbb, 0xff, 0xf7, 0xff, 0xf7, 0x7f, 0x7b, 0xde, -}; - uint8_t sd_read_byte(SDState *sd) { /* TODO: Append CRCs */ @@ -2142,6 +2138,7 @@ uint8_t sd_read_byte(SDState *sd) case 9: /* CMD9: SEND_CSD */ case 10: /* CMD10: SEND_CID */ case 17: /* CMD17: READ_SINGLE_BLOCK */ + case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */ sd_generic_read_byte(sd, &ret); break; @@ -2176,13 +2173,6 @@ uint8_t sd_read_byte(SDState *sd) } break; - case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */ - if (sd->data_offset >= SD_TUNING_BLOCK_SIZE - 1) { - sd->state = sd_transfer_state; - } - ret = sd_tuning_block_pattern[sd->data_offset++]; - break; - case 22: /* ACMD22: SEND_NUM_WR_BLOCKS */ ret = sd->data[sd->data_offset ++];