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author | Rob Herring <rob.herring@calxeda.com> | 2012-03-28 05:51:37 +0000 |
---|---|---|
committer | Wolfgang Denk <wd@denx.de> | 2012-06-21 22:35:34 +0200 |
commit | 34bd23e42f3ba9b7fb333a29ea36e9a73b608b8e (patch) | |
tree | 27b2a4a7a9909d861dee274bacf95d05ea5b0100 | |
parent | 90ba7d7c444856ca8619ab63e6ed4ab1560f564d (diff) | |
download | u-boot-imx-34bd23e42f3ba9b7fb333a29ea36e9a73b608b8e.zip u-boot-imx-34bd23e42f3ba9b7fb333a29ea36e9a73b608b8e.tar.gz u-boot-imx-34bd23e42f3ba9b7fb333a29ea36e9a73b608b8e.tar.bz2 |
pxe: parse initrd file from append string
For syslinux, the initrd can be set in the append string as
"initrd=<file>", so try to find it there if we haven't already set the
initrd.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
-rw-r--r-- | common/cmd_pxe.c | 15 | ||||
-rw-r--r-- | doc/README.pxe | 3 |
2 files changed, 14 insertions, 4 deletions
diff --git a/common/cmd_pxe.c b/common/cmd_pxe.c index 8d2c1e8..0fc863b 100644 --- a/common/cmd_pxe.c +++ b/common/cmd_pxe.c @@ -999,6 +999,7 @@ static int parse_label_menu(char **c, struct pxe_menu *cfg, static int parse_label(char **c, struct pxe_menu *cfg) { struct token t; + int len; char *s = *c; struct pxe_label *label; int err; @@ -1033,10 +1034,22 @@ static int parse_label(char **c, struct pxe_menu *cfg) case T_APPEND: err = parse_sliteral(c, &label->append); + if (label->initrd) + break; + s = strstr(label->append, "initrd="); + if (!s) + break; + s += 7; + len = (int)(strchr(s, ' ') - s); + label->initrd = malloc(len + 1); + strncpy(label->initrd, s, len); + label->initrd[len] = '\0'; + break; case T_INITRD: - err = parse_sliteral(c, &label->initrd); + if (!label->initrd) + err = parse_sliteral(c, &label->initrd); break; case T_LOCALBOOT: diff --git a/doc/README.pxe b/doc/README.pxe index 95cd9b9..2bbf53d 100644 --- a/doc/README.pxe +++ b/doc/README.pxe @@ -224,9 +224,6 @@ PXELINUX and U-boot's pxe support. - U-boot's pxe expects U-boot uimg's as kernels. Anything that would work with the 'bootm' command in U-boot could work with the 'pxe boot' command. -- U-boot's pxe doesn't recognize initrd options in the append command - you - must specify initrd files using the initrd command. - - U-boot's pxe only recognizes a single file on the initrd command line. It could be extended to support multiple. |