diff options
author | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2018-02-22 15:12:53 +0000 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2018-02-22 15:12:53 +0000 |
commit | 946897ce1897d50a9a432828a44e80be746066f7 (patch) | |
tree | d8f3dbb37e15264d24a81dd75d07b50c0b7e023a /hw/sd | |
parent | a21208646d28f642d32a5802463b1ad731bb9e92 (diff) |
sdcard: handles more commands in SPI mode
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Message-id: 20180215221325.7611-13-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/sd')
-rw-r--r-- | hw/sd/sd.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 34080f0e4c..ff7ace3491 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -1386,9 +1386,11 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, /* Application specific commands (Class 8) */ case 55: /* CMD55: APP_CMD */ - if (sd->rca != rca) - return sd_r0; - + if (!sd->spi) { + if (sd->rca != rca) { + return sd_r0; + } + } sd->expecting_acmd = true; sd->card_status |= APP_CMD; return sd_r1; @@ -1408,6 +1410,18 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, } break; + case 58: /* CMD58: READ_OCR (SPI) */ + if (!sd->spi) { + goto bad_cmd; + } + return sd_r3; + + case 59: /* CMD59: CRC_ON_OFF (SPI) */ + if (!sd->spi) { + goto bad_cmd; + } + goto unimplemented_spi_cmd; + default: bad_cmd: qemu_log_mask(LOG_GUEST_ERROR, "SD: Unknown CMD%i\n", req.cmd); @@ -1431,6 +1445,9 @@ static sd_rsp_type_t sd_app_command(SDState *sd, sd->card_status |= APP_CMD; switch (req.cmd) { case 6: /* ACMD6: SET_BUS_WIDTH */ + if (sd->spi) { + goto unimplemented_spi_cmd; + } switch (sd->state) { case sd_transfer_state: sd->sd_status[0] &= 0x3f; @@ -1565,6 +1582,12 @@ static sd_rsp_type_t sd_app_command(SDState *sd, default: /* Fall back to standard commands. */ return sd_normal_command(sd, req); + + unimplemented_spi_cmd: + /* Commands that are recognised but not yet implemented in SPI mode. */ + qemu_log_mask(LOG_UNIMP, "SD: CMD%i not implemented in SPI mode\n", + req.cmd); + return sd_illegal; } qemu_log_mask(LOG_GUEST_ERROR, "SD: ACMD%i in a wrong state\n", req.cmd); |