Hi Michael, > Hi > > On Fri, Jun 22, 2018 at 9:10 AM, Lukasz Majewski <[email protected]> > wrote: > > Hi Michael, > > > >> Hi all > >> > >> Trying to understand how to get the last result. For example: > >> sspi 1:0.3 24 700002; sspi 1:1.3 24 730000 > > > > The $? shall do the job. > > > > => true > > => echo $? > > 0 > > => false > > => echo $? > > 1 > > commit d7fc57cf5637416d23adb2e5fd1e6ec8fbed6a63 > Author: Michael Trimarchi <[email protected]> > Date: Wed Jun 20 13:46:50 2018 +0200 > > cmd: spi: Export sspi command result in an enviroment variable > > We would like to export sspi result in enviroment variable to use > it later in any scripts
Now I do see about what you were asking for. I've misunderstood you. > > Change-Id: Iad92455630e3ef8042b2a9fe02f8995c0d8974c9 > Signed-off-by: Michael Trimarchi <[email protected]> > > diff --git a/cmd/spi.c b/cmd/spi.c > index 9a2edcf..00a9c15 100644 > --- a/cmd/spi.c > +++ b/cmd/spi.c > @@ -37,13 +37,18 @@ static unsigned int cs; > static unsigned int mode; > static int bitlen; > static uchar dout[MAX_SPI_BYTES]; > -static uchar din[MAX_SPI_BYTES]; > +static uchar din[MAX_SPI_BYTES + 1]; > + > +/* enviroment variable used to export the result */ > +static char env_din[2 * MAX_SPI_BYTES]; > > static int do_spi_xfer(int bus, int cs) > { > struct spi_slave *slave; > int ret = 0; > > + env_set("spiout", ""); > + > #ifdef CONFIG_DM_SPI > char name[30], *str; > struct udevice *dev; > @@ -79,9 +84,13 @@ static int do_spi_xfer(int bus, int cs) > } else { > int j; > > - for (j = 0; j < ((bitlen + 7) / 8); j++) > + for (j = 0; j < ((bitlen + 7) / 8); j++) { > printf("%02X", din[j]); > + sprintf(&env_din[2 * j], "%02x", din[j]); > + } > printf("\n"); > + env_din[2 * j] = 0; > + env_set("spiout", env_din); > : > > Michael > > > > Or have I misunderstood something? > > > >> > >> Now I need to have the last output of the last command to compare > >> in one script. Any idea? > >> > >> Michael > >> _______________________________________________ > >> U-Boot mailing list > >> [email protected] > >> https://lists.denx.de/listinfo/u-boot > > > > > > > > > > Best regards, > > > > Lukasz Majewski > > > > -- > > > > DENX Software Engineering GmbH, Managing Director: Wolfgang > > Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, > > Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: > > [email protected] > > > Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [email protected]
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