diff options
| -rw-r--r-- | sys/arch/octeon/dev/octmmc.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sys/arch/octeon/dev/octmmc.c b/sys/arch/octeon/dev/octmmc.c index 56cac9d9be7..bbcaf818ef7 100644 --- a/sys/arch/octeon/dev/octmmc.c +++ b/sys/arch/octeon/dev/octmmc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: octmmc.c,v 1.3 2017/07/07 14:49:04 visa Exp $ */ +/* $OpenBSD: octmmc.c,v 1.4 2017/07/10 16:17:51 visa Exp $ */ /* * Copyright (c) 2016, 2017 Visa Hankala @@ -495,6 +495,15 @@ octmmc_exec_command(sdmmc_chipset_handle_t sch, struct sdmmc_command *cmd) struct octmmc_bus *bus = sch; /* + * Refuse SDIO probe. Proper SDIO operation is not possible + * because of a lack of card interrupt handling. + */ + if (cmd->c_opcode == SD_IO_SEND_OP_COND) { + cmd->c_error = ENOTSUP; + return; + } + + /* * The DMA mode can only do data block transfers. Other commands have * to use the PIO mode. Single-block transfers can use PIO because * it has low setup overhead. |