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hw/sd/sdcard: Add sd_cmd_SEND_WRITE_PROT handler (CMD30)

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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: <20240628070216.92609-61-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2024-06-12 23:28:24 +02:00
parent 4194922b6f
commit ff47c3593d
1 changed files with 25 additions and 22 deletions
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47
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",
[30] = "SEND_WRITE_PROT",
[32] = "ERASE_WR_BLK_START", [33] = "ERASE_WR_BLK_END",
[38] = "ERASE",
[40] = "DPS_spec",
@ -1553,11 +1552,33 @@ static sd_rsp_type_t sd_cmd_CLR_WRITE_PROT(SDState *sd, SDRequest req)
return sd_cmd_SET_CLR_WRITE_PROT(sd, req, false);
}
/* CMD30 */
static sd_rsp_type_t sd_cmd_SEND_WRITE_PROT(SDState *sd, SDRequest req)
{
uint64_t addr;
uint32_t data;
if (sd->size > SDSC_MAX_CAPACITY) {
return sd_illegal;
}
if (sd->state != sd_transfer_state) {
return sd_invalid_state_for_cmd(sd, req);
}
addr = sd_req_get_address(sd, req);
if (!address_in_range(sd, "SEND_WRITE_PROT", addr, sd->blk_len)) {
return sd_r1;
}
data = sd_wpbits(sd, req.arg);
return sd_cmd_to_sendingdata(sd, req, addr, &data, sizeof(data));
}
static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
{
uint16_t rca;
uint64_t addr;
uint32_t data;
sd->last_cmd_name = sd_cmd_name(sd, req.cmd);
/* CMD55 precedes an ACMD, so we are not interested in tracing it.
@ -1642,26 +1663,6 @@ 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));
/* Write protection (Class 6) */
case 30: /* CMD30: SEND_WRITE_PROT */
if (sd->size > SDSC_MAX_CAPACITY) {
return sd_illegal;
}
addr = sd_req_get_address(sd, req);
switch (sd->state) {
case sd_transfer_state:
if (!address_in_range(sd, "SEND_WRITE_PROT",
req.arg, sd->blk_len)) {
return sd_r1;
}
data = sd_wpbits(sd, req.arg);
return sd_cmd_to_sendingdata(sd, req, addr, &data, sizeof(data));
default:
break;
}
break;
/* Erase commands (Class 5) */
case 32: /* CMD32: ERASE_WR_BLK_START */
switch (sd->state) {
@ -2315,6 +2316,7 @@ static const SDProto sd_proto_spi = {
[27] = {4, sd_spi, "PROGRAM_CSD", sd_cmd_PROGRAM_CSD},
[28] = {6, sd_spi, "SET_WRITE_PROT", sd_cmd_SET_WRITE_PROT},
[29] = {6, sd_spi, "CLR_WRITE_PROT", sd_cmd_CLR_WRITE_PROT},
[30] = {6, sd_spi, "SEND_WRITE_PROT", sd_cmd_SEND_WRITE_PROT},
[34] = {10, sd_spi, "READ_SEC_CMD", sd_cmd_optional},
[35] = {10, sd_spi, "WRITE_SEC_CMD", sd_cmd_optional},
[36] = {10, sd_spi, "SEND_PSI", sd_cmd_optional},
@ -2355,6 +2357,7 @@ static const SDProto sd_proto_sd = {
[27] = {4, sd_adtc, "PROGRAM_CSD", sd_cmd_PROGRAM_CSD},
[28] = {6, sd_ac, "SET_WRITE_PROT", sd_cmd_SET_WRITE_PROT},
[29] = {6, sd_ac, "CLR_WRITE_PROT", sd_cmd_CLR_WRITE_PROT},
[30] = {6, sd_adtc, "SEND_WRITE_PROT", sd_cmd_SEND_WRITE_PROT},
[34] = {10, sd_adtc, "READ_SEC_CMD", sd_cmd_optional},
[35] = {10, sd_adtc, "WRITE_SEC_CMD", sd_cmd_optional},
[36] = {10, sd_adtc, "SEND_PSI", sd_cmd_optional},