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hw/sd/sdcard: Add sd_cmd_ERASE handler (CMD38)

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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: <20240628070216.92609-63-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2024-06-12 23:30:28 +02:00
parent b633bf2b45
commit 1dfa77d4e6
1 changed files with 20 additions and 21 deletions
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41
hw/sd/sd.c
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@ -241,7 +241,6 @@ static const char *sd_cmd_name(SDState *sd, uint8_t cmd)
[21] = "DPS_spec",
[25] = "WRITE_MULTIPLE_BLOCK",
[26] = "MANUF_RSVD",
[38] = "ERASE",
[40] = "DPS_spec",
[42] = "LOCK_UNLOCK",
[54] = "SDIO_RSVD", [55] = "APP_CMD",
@ -1594,6 +1593,24 @@ static sd_rsp_type_t sd_cmd_ERASE_WR_BLK_END(SDState *sd, SDRequest req)
return sd_r1;
}
/* CMD38 */
static sd_rsp_type_t sd_cmd_ERASE(SDState *sd, SDRequest req)
{
if (sd->state != sd_transfer_state) {
return sd_invalid_state_for_cmd(sd, req);
}
if (sd->csd[14] & 0x30) {
sd->card_status |= WP_VIOLATION;
return sd_r1b;
}
sd->state = sd_programming_state;
sd_erase(sd);
/* Bzzzzzzztt .... Operation complete. */
sd->state = sd_transfer_state;
return sd_r1b;
}
static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
{
uint16_t rca;
@ -1682,26 +1699,6 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
case 26: /* CMD26: PROGRAM_CID */
return sd_cmd_to_receivingdata(sd, req, 0, sizeof(sd->cid));
/* Erase commands (Class 5) */
case 38: /* CMD38: ERASE */
switch (sd->state) {
case sd_transfer_state:
if (sd->csd[14] & 0x30) {
sd->card_status |= WP_VIOLATION;
return sd_r1b;
}
sd->state = sd_programming_state;
sd_erase(sd);
/* Bzzzzzzztt .... Operation complete. */
sd->state = sd_transfer_state;
return sd_r1b;
default:
break;
}
break;
/* Lock card commands (Class 7) */
case 42: /* CMD42: LOCK_UNLOCK */
return sd_cmd_to_receivingdata(sd, req, 0, 0);
@ -2320,6 +2317,7 @@ static const SDProto sd_proto_spi = {
[35] = {10, sd_spi, "WRITE_SEC_CMD", sd_cmd_optional},
[36] = {10, sd_spi, "SEND_PSI", sd_cmd_optional},
[37] = {10, sd_spi, "CONTROL_ASSD_SYSTEM", sd_cmd_optional},
[38] = {5, sd_spi, "ERASE", sd_cmd_ERASE},
[50] = {10, sd_spi, "DIRECT_SECURE_READ", sd_cmd_optional},
[52] = {9, sd_spi, "IO_RW_DIRECT", sd_cmd_optional},
[53] = {9, sd_spi, "IO_RW_EXTENDED", sd_cmd_optional},
@ -2363,6 +2361,7 @@ static const SDProto sd_proto_sd = {
[35] = {10, sd_adtc, "WRITE_SEC_CMD", sd_cmd_optional},
[36] = {10, sd_adtc, "SEND_PSI", sd_cmd_optional},
[37] = {10, sd_ac, "CONTROL_ASSD_SYSTEM", sd_cmd_optional},
[38] = {5, sd_ac, "ERASE", sd_cmd_ERASE},
[43] = {1, sd_ac, "Q_MANAGEMENT", sd_cmd_optional},
[44] = {1, sd_ac, "Q_TASK_INFO_A", sd_cmd_optional},
[45] = {1, sd_ac, "Q_TASK_INFO_B", sd_cmd_optional},