From patchwork Wed Jul 8 00:12:02 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [28/31] petitboot: Use yaboot global boot option Date: Tue, 07 Jul 2009 14:12:02 -0000 From: Geoff Levand X-Patchwork-Id: 29571 Message-Id: <20090708001136.833325213@am.sony.com> To: Jeremy Kerr Cc: cbe-oss-dev@ozlabs.org Use any yaboot global boot option in preference to the yaboot.conf device path. Signed-off-by: Geoff Levand --- discover/yaboot-parser.c | 51 ++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 44 insertions(+), 7 deletions(-) --- a/discover/yaboot-parser.c +++ b/discover/yaboot-parser.c @@ -85,6 +85,8 @@ static void yaboot_process_pair(struct c /* image */ if (streq(name, "image")) { + const char *g_boot = conf_get_global_option(conf, "boot"); + const char *g_part = conf_get_global_option(conf, "partition"); /* First finish any previous image. */ @@ -93,9 +95,25 @@ static void yaboot_process_pair(struct c /* Then start the new image. */ - state->opt->boot_image_file = resolve_path(state->opt, value, - conf->dc->device_path); - state->desc_image = talloc_strdup(state->opt, value); + if (g_boot && g_part) { + char* dev = talloc_asprintf(NULL, "%s%s", g_boot, + g_part); + + state->opt->boot_image_file = resolve_path(state->opt, + value, dev); + state->desc_image = talloc_asprintf(state->opt, + "%s%s", dev, value); + talloc_free(dev); + } else if (g_boot) { + state->opt->boot_image_file = resolve_path(state->opt, + value, g_boot); + state->desc_image = talloc_asprintf(state->opt, + "%s%s", g_boot, value); + } else { + state->opt->boot_image_file = resolve_path(state->opt, + value, conf->dc->device_path); + state->desc_image = talloc_strdup(state->opt, value); + } return; } @@ -144,10 +162,29 @@ static void yaboot_process_pair(struct c /* initrd */ if (streq(name, "initrd")) { - state->opt->initrd_file = resolve_path(state->opt, - value, conf->dc->device_path); - state->desc_initrd = talloc_asprintf(state, "initrd=%s", - value); + const char *g_boot = conf_get_global_option(conf, "boot"); + const char *g_part = conf_get_global_option(conf, "partition"); + + if (g_boot && g_part) { + char* dev = talloc_asprintf(NULL, "%s%s", g_boot, + g_part); + + state->opt->initrd_file = resolve_path(state->opt, + value, dev); + state->desc_initrd = talloc_asprintf(state, + "initrd=%s%s", dev, value); + talloc_free(dev); + } else if (g_boot) { + state->opt->initrd_file = resolve_path(state->opt, + value, g_boot); + state->desc_initrd = talloc_asprintf(state, + "initrd=%s%s", g_boot, value); + } else { + state->opt->initrd_file = resolve_path(state->opt, + value, conf->dc->device_path); + state->desc_initrd = talloc_asprintf(state, "initrd=%s", + value); + } return; }