From 34bd23e42f3ba9b7fb333a29ea36e9a73b608b8e Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Wed, 28 Mar 2012 05:51:37 +0000 Subject: [PATCH] pxe: parse initrd file from append string For syslinux, the initrd can be set in the append string as "initrd=", so try to find it there if we haven't already set the initrd. Signed-off-by: Rob Herring --- common/cmd_pxe.c | 15 ++++++++++++++- doc/README.pxe | 3 --- 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/common/cmd_pxe.c b/common/cmd_pxe.c index 8d2c1e8665..0fc863b22a 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 95cd9b90de..2bbf53d957 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. -- 2.39.5