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hw/sd: Move proto_name to SDProto structure

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Introduce a new structure to hold the bus protocol specific
fields: SDProto. The first field is the protocol name.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210624142209.1193073-4-f4bug@amsat.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Philippe Mathieu-Daudé 2022-05-30 19:09:27 +02:00 committed by Cédric Le Goater
parent 94ef3041d2
commit 1b4a234278
2 changed files with 29 additions and 8 deletions
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35
hw/sd/sd.c
View File

@ -87,6 +87,10 @@ enum SDCardStates {
sd_disconnect_state,
};
typedef struct SDProto {
const char *name;
} SDProto;
struct SDState {
DeviceState parent_obj;
@ -137,7 +141,6 @@ struct SDState {
qemu_irq readonly_cb;
qemu_irq inserted_cb;
QEMUTimer *ocr_power_timer;
const char *proto_name;
bool enable;
uint8_t dat_lines;
bool cmd_line;
@ -145,6 +148,13 @@ struct SDState {
static void sd_realize(DeviceState *dev, Error **errp);
static const struct SDProto *sd_proto(SDState *sd)
{
SDCardClass *sc = SD_CARD_GET_CLASS(sd);
return sc->proto;
}
static const char *sd_version_str(enum SDPhySpecificationVersion version)
{
static const char *sdphy_version[] = {
@ -981,8 +991,8 @@ static bool address_in_range(SDState *sd, const char *desc,
static sd_rsp_type_t sd_invalid_state_for_cmd(SDState *sd, SDRequest req)
{
qemu_log_mask(LOG_GUEST_ERROR, "SD: CMD%i in a wrong state: %s (spec %s)\n",
req.cmd, sd_state_name(sd->state),
qemu_log_mask(LOG_GUEST_ERROR, "%s: CMD%i in a wrong state: %s (spec %s)\n",
sd_proto(sd)->name, req.cmd, sd_state_name(sd->state),
sd_version_str(sd->spec_version));
return sd_illegal;
@ -997,7 +1007,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
* However there is no ACMD55, so we want to trace this particular case.
*/
if (req.cmd != 55 || sd->expecting_acmd) {
trace_sdcard_normal_command(sd->proto_name,
trace_sdcard_normal_command(sd_proto(sd)->name,
sd_cmd_name(req.cmd), req.cmd,
req.arg, sd_state_name(sd->state));
}
@ -1562,7 +1572,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
static sd_rsp_type_t sd_app_command(SDState *sd,
SDRequest req)
{
trace_sdcard_app_command(sd->proto_name, sd_acmd_name(req.cmd),
trace_sdcard_app_command(sd_proto(sd)->name, sd_acmd_name(req.cmd),
req.cmd, req.arg, sd_state_name(sd->state));
sd->card_status |= APP_CMD;
switch (req.cmd) {
@ -1856,7 +1866,7 @@ void sd_write_byte(SDState *sd, uint8_t value)
if (sd->card_status & (ADDRESS_ERROR | WP_VIOLATION))
return;
trace_sdcard_write_data(sd->proto_name,
trace_sdcard_write_data(sd_proto(sd)->name,
sd_acmd_name(sd->current_cmd),
sd->current_cmd, value);
switch (sd->current_cmd) {
@ -2012,7 +2022,7 @@ uint8_t sd_read_byte(SDState *sd)
io_len = (sd->ocr & (1 << 30)) ? 512 : sd->blk_len;
trace_sdcard_read_data(sd->proto_name,
trace_sdcard_read_data(sd_proto(sd)->name,
sd_acmd_name(sd->current_cmd),
sd->current_cmd, io_len);
switch (sd->current_cmd) {
@ -2131,6 +2141,14 @@ void sd_enable(SDState *sd, bool enable)
sd->enable = enable;
}
static const SDProto sd_proto_spi = {
.name = "SPI",
};
static const SDProto sd_proto_sd = {
.name = "SD",
};
static void sd_instance_init(Object *obj)
{
SDState *sd = SD_CARD(obj);
@ -2149,9 +2167,10 @@ static void sd_instance_finalize(Object *obj)
static void sd_realize(DeviceState *dev, Error **errp)
{
SDState *sd = SD_CARD(dev);
SDCardClass *sc = SD_CARD_GET_CLASS(sd);
int ret;
sd->proto_name = sd->spi ? "SPI" : "SD";
sc->proto = sd->spi ? &sd_proto_spi : &sd_proto_sd;
switch (sd->spec_version) {
case SD_PHY_SPECv1_10_VERS

2
include/hw/sd/sd.h
View File

@ -124,6 +124,8 @@ struct SDCardClass {
void (*enable)(SDState *sd, bool enable);
bool (*get_inserted)(SDState *sd);
bool (*get_readonly)(SDState *sd);
const struct SDProto *proto;
};
#define TYPE_SD_BUS "sd-bus"