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hw/sd: sd: Support CMD59 for SPI mode 

After the card is put into SPI mode, CRC check for all commands
including CMD0 will be done according to CMD59 setting. But this
command is currently unimplemented. Simply allow the decoding of
CMD59, but the CRC remains unchecked.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Tested-by: Pragnesh Patel <pragnesh.patel@sifive.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210123104016.17485-5-bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Bin Meng 2021-01-23 18:39:55 +08:00 committed by Philippe Mathieu-Daudé
parent 281c5c95b2
commit dec6d33849
1 changed files with 1 additions and 7 deletions
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8
hw/sd/sd.c
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@ -1517,18 +1517,12 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
if (!sd->spi) { if (!sd->spi) {
goto bad_cmd; goto bad_cmd;
} }
goto unimplemented_spi_cmd; return sd_r1;
default: default:
bad_cmd: bad_cmd:
qemu_log_mask(LOG_GUEST_ERROR, "SD: Unknown CMD%i\n", req.cmd); qemu_log_mask(LOG_GUEST_ERROR, "SD: Unknown CMD%i\n", req.cmd);
return sd_illegal; return sd_illegal;
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: CMD%i in a wrong state\n", req.cmd); qemu_log_mask(LOG_GUEST_ERROR, "SD: CMD%i in a wrong state\n", req.cmd);