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hw/sd: Add sd_cmd_GO_IDLE_STATE() handler 

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210624142209.1193073-8-f4bug@amsat.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Philippe Mathieu-Daudé 2021-06-24 15:48:55 +02:00 committed by Cédric Le Goater
parent 7ffcbf3e58
commit a6e0f67e77
1 changed files with 12 additions and 12 deletions
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24
hw/sd/sd.c
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@ -1020,6 +1020,16 @@ static sd_rsp_type_t sd_cmd_unimplemented(SDState *sd, SDRequest req)
return sd_illegal;
}
static sd_rsp_type_t sd_cmd_GO_IDLE_STATE(SDState *sd, SDRequest req)
{
if (sd->state != sd_inactive_state) {
sd->state = sd_idle_state;
sd_reset(DEVICE(sd));
}
return sd->spi ? sd_r1 : sd_r0;
}
static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
{
uint32_t rca = 0x0000;
@ -1059,18 +1069,6 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
switch (req.cmd) {
/* Basic commands (Class 0 and Class 1) */
case 0: /* CMD0: GO_IDLE_STATE */
switch (sd->state) {
case sd_inactive_state:
return sd->spi ? sd_r1 : sd_r0;
default:
sd->state = sd_idle_state;
sd_reset(DEVICE(sd));
return sd->spi ? sd_r1 : sd_r0;
}
break;
case 1: /* CMD1: SEND_OP_CMD */
sd->state = sd_transfer_state;
return sd_r1;
@ -2132,6 +2130,7 @@ void sd_enable(SDState *sd, bool enable)
static const SDProto sd_proto_spi = {
.name = "SPI",
.cmd = {
[0] = sd_cmd_GO_IDLE_STATE,
[2 ... 4] = sd_cmd_illegal,
[5] = sd_cmd_illegal,
[7] = sd_cmd_illegal,
@ -2147,6 +2146,7 @@ static const SDProto sd_proto_spi = {
static const SDProto sd_proto_sd = {
.name = "SD",
.cmd = {
[0] = sd_cmd_GO_IDLE_STATE,
[1] = sd_cmd_illegal,
[5] = sd_cmd_illegal,
[52 ... 54] = sd_cmd_illegal,