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sdhci: implement CMD/DAT[] fields in the Present State register

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[based on a patch from Alistair Francis <alistair.francis@xilinx.com>
 from qemu/xilinx tag xilinx-v2015.2]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Message-Id: <20180208164818.7961-23-f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-02-08 13:48:10 -03:00 • committed by Paolo Bonzini
parent 0034ebe6ee
commit da34692234
6 changed files with 62 additions and 0 deletions
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4
include/hw/sd/sd.h
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@ -103,6 +103,8 @@ typedef struct {
uint8_t (*read_data)(SDState *sd);
bool (*data_ready)(SDState *sd);
void (*set_voltage)(SDState *sd, uint16_t millivolts);
uint8_t (*get_dat_lines)(SDState *sd);
bool (*get_cmd_line)(SDState *sd);
void (*enable)(SDState *sd, bool enable);
bool (*get_inserted)(SDState *sd);
bool (*get_readonly)(SDState *sd);
@ -150,6 +152,8 @@ void sd_enable(SDState *sd, bool enable);
* an SDBus rather than directly with SDState)
*/
void sdbus_set_voltage(SDBus *sdbus, uint16_t millivolts);
uint8_t sdbus_get_dat_lines(SDBus *sdbus);
bool sdbus_get_cmd_line(SDBus *sdbus);
int sdbus_do_command(SDBus *sd, SDRequest *req, uint8_t *response);
void sdbus_write_data(SDBus *sd, uint8_t value);
uint8_t sdbus_read_data(SDBus *sd);