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hw/sd/sdcard: Convert SEND_SCR to generic_read_byte (ACMD51)

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Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Message-Id: <20240628070216.92609-29-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2022-06-01 07:24:07 +02:00 • committed by Philippe Mathieu-Daudé
parent 4d842275e2
commit a320f9c067
1 changed files with 2 additions and 11 deletions
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13
hw/sd/sd.c
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@ -1775,10 +1775,7 @@ static sd_rsp_type_t sd_app_command(SDState *sd,
case 51: /* ACMD51: SEND_SCR */ case 51: /* ACMD51: SEND_SCR */
switch (sd->state) { switch (sd->state) {
case sd_transfer_state: case sd_transfer_state:
sd->state = sd_sendingdata_state; return sd_cmd_to_sendingdata(sd, req, 0, sd->scr, sizeof(sd->scr));
sd->data_start = 0;
sd->data_offset = 0;
return sd_r1;
default: default:
break; break;
@ -2129,6 +2126,7 @@ uint8_t sd_read_byte(SDState *sd)
case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */ case 19: /* CMD19: SEND_TUNING_BLOCK (SD) */
case 22: /* ACMD22: SEND_NUM_WR_BLOCKS */ case 22: /* ACMD22: SEND_NUM_WR_BLOCKS */
case 30: /* CMD30: SEND_WRITE_PROT */ case 30: /* CMD30: SEND_WRITE_PROT */
case 51: /* ACMD51: SEND_SCR */
sd_generic_read_byte(sd, &ret); sd_generic_read_byte(sd, &ret);
break; break;
@ -2156,13 +2154,6 @@ uint8_t sd_read_byte(SDState *sd)
} }
break; break;
case 51: /* ACMD51: SEND_SCR */
ret = sd->scr[sd->data_offset ++];
if (sd->data_offset >= sizeof(sd->scr))
sd->state = sd_transfer_state;
break;
case 56: /* CMD56: GEN_CMD */ case 56: /* CMD56: GEN_CMD */
if (sd->data_offset == 0) if (sd->data_offset == 0)
APP_READ_BLOCK(sd->data_start, sd->blk_len); APP_READ_BLOCK(sd->data_start, sd->blk_len);