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authorImre Kaloz <kaloz@openwrt.org>2008-07-12 02:02:58 +0000
committerImre Kaloz <kaloz@openwrt.org>2008-07-12 02:02:58 +0000
commit75aa30ada882353a8477ac83a609d4012726c540 (patch)
treea9007f11ef59f23ec761997f6092a6f517aaa501 /target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch
parentfc80a0718439b330f4405d9875e936e2c783f43c (diff)
downloadmtk-20170518-75aa30ada882353a8477ac83a609d4012726c540.zip
mtk-20170518-75aa30ada882353a8477ac83a609d4012726c540.tar.gz
mtk-20170518-75aa30ada882353a8477ac83a609d4012726c540.tar.bz2
nuke most of the old ixp4xx patchsets
SVN-Revision: 11778
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch179
1 files changed, 0 insertions, 179 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch b/target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch
deleted file mode 100644
index d27a785..0000000
--- a/target/linux/ixp4xx/patches-2.6.23/096-kexec_cmdline.patch
+++ /dev/null
@@ -1,179 +0,0 @@
-Index: linux-2.6.23.17/kernel/ksysfs.c
-===================================================================
---- linux-2.6.23.17.orig/kernel/ksysfs.c
-+++ linux-2.6.23.17/kernel/ksysfs.c
-@@ -49,6 +49,165 @@ KERNEL_ATTR_RW(uevent_helper);
- #endif
-
- #ifdef CONFIG_KEXEC
-+
-+#include <asm/setup.h>
-+
-+extern unsigned long kexec_boot_params;
-+
-+char kexec_cmdline[COMMAND_LINE_SIZE] = "";
-+
-+static void
-+replace_cmdline_tag(void)
-+{
-+ char *t;
-+ struct tag *real;
-+ struct tag *copy;
-+ struct tag *rend;
-+ int i;
-+
-+/* TODO: check the return params */
-+ t = kmalloc(KEXEC_BOOT_PARAMS_SIZE + COMMAND_LINE_SIZE, GFP_KERNEL);
-+ memset((void *)t, 0, KEXEC_BOOT_PARAMS_SIZE + COMMAND_LINE_SIZE);
-+
-+/* TODO: validate that the boot params are ATAGS, in fact */
-+
-+ copy = (struct tag *)t;
-+ real = (struct tag *)kexec_boot_params;
-+ rend = (struct tag *)(kexec_boot_params + KEXEC_BOOT_PARAMS_SIZE);
-+ while ((real->hdr.size) && (real < rend)) {
-+ if (real->hdr.tag != ATAG_CMDLINE) {
-+ memcpy((void *)copy, (void *)real, real->hdr.size * 4);
-+ copy = tag_next(copy);
-+ }
-+ real = tag_next(real);
-+ }
-+
-+/* TODO: validate that we have enough space in the buffer */
-+
-+ i = strlen(kexec_cmdline);
-+ if (i) {
-+ copy->hdr.tag = ATAG_CMDLINE;
-+ copy->hdr.size = (sizeof(struct tag_header) + i + 1 + 4) >> 2;
-+ strcpy(copy->u.cmdline.cmdline, kexec_cmdline);
-+ copy = tag_next(copy);
-+ }
-+
-+ copy->hdr.tag = ATAG_NONE; /* Empty tag ends list */
-+ copy->hdr.size = 0; /* zero length */
-+
-+/* TODO: validate that the temporary buffer isn't too full */
-+
-+ memcpy((void *)kexec_boot_params, (void *)t, KEXEC_BOOT_PARAMS_SIZE);
-+
-+ kfree(t); /* Don't forget to free the big buffer we used */
-+}
-+
-+static ssize_t kexec_cmdline_show(struct kset *kset, char *page)
-+{
-+ return sprintf(page, "%s\n", kexec_cmdline);
-+}
-+
-+static ssize_t kexec_cmdline_store(struct kset *kset, const char *page,
-+ size_t count)
-+{
-+ if ((count + 1) > COMMAND_LINE_SIZE)
-+ count = COMMAND_LINE_SIZE;
-+ memcpy(kexec_cmdline, page, count);
-+ kexec_cmdline[count] = '\0';
-+ if (count && (kexec_cmdline[count - 1] == '\n'))
-+ kexec_cmdline[count - 1] = '\0';
-+ replace_cmdline_tag();
-+ return count;
-+}
-+KERNEL_ATTR_RW(kexec_cmdline);
-+
-+static ssize_t kexec_boot_params_show(struct kset *kset, char *page)
-+{
-+ unsigned long *p;
-+ char buf[PAGE_SIZE];
-+ int keep_doing;
-+
-+ p = (unsigned long *)kexec_boot_params;
-+
-+ /* if this doesn't look like atags, just print first few words */
-+ if (p[1] != ATAG_CORE)
-+ return sprintf(page, "0x%lx 0x%lx 0x%lx 0x%lx\n",
-+ p[0], p[1], p[2], p[3]);
-+
-+ /* carefully walk the atag list, and print out the structure */
-+ keep_doing = 1;
-+ do {
-+ switch (p[1]) {
-+ case ATAG_CORE:
-+ /* watch out, core tag is permitted to be empty */
-+ if (p[0] == 5)
-+ sprintf(buf,
-+ "CORE flg=%ld pgsz=%ld rdev=0x%lx\n",
-+ p[2], p[3], p[4]);
-+ else
-+ sprintf(buf,"CORE\n");
-+ break;
-+ case ATAG_MEM:
-+ sprintf(buf,"MEM %ldM@0x%lx\n", p[2] / (1024 * 1024),
-+ p[3]);
-+ break;
-+ case ATAG_VIDEOTEXT:
-+ sprintf(buf,"VIDEOTEXT sz=%ld\n", p[0]);
-+ break;
-+ case ATAG_RAMDISK:
-+ sprintf(buf,"RAMDISK prmpt=%ld %ldK@0x%lx\n",
-+ p[2], p[3], p[4]);
-+ break;
-+ case ATAG_INITRD2:
-+ sprintf(buf,"INITRD2 %ldK@0x%lx\n", p[3] / 1024, p[2]);
-+ break;
-+ case ATAG_SERIAL:
-+ sprintf(buf,"SERIAL high=0x%08lx low=0x%08lx\n",
-+ p[3], p[2]);
-+ break;
-+ case ATAG_REVISION:
-+ sprintf(buf,"REVISION rev=%ld\n", p[2]);
-+ break;
-+ case ATAG_VIDEOLFB:
-+ sprintf(buf,"VIDEOLFB sz=%ld\n", p[0]);
-+ break;
-+ case ATAG_CMDLINE:
-+ sprintf(buf,"CMD \"%s\"\n", (char *)&p[2]);
-+ break;
-+ case ATAG_NONE:
-+ sprintf(buf,"NONE\n");
-+ keep_doing = 0;
-+ break;
-+ default:
-+ sprintf(buf,"-unknown- sz=%ld\n", p[0]);
-+ break;
-+ }
-+
-+ /* carefully add to page */
-+ if ((strlen(buf) + strlen(page)) < PAGE_SIZE) {
-+ strcat(page, buf);
-+ } else {
-+ keep_doing = 0;
-+ }
-+
-+ /* stop when we encounter a header length of 0 */
-+ if (p[0] == 0)
-+ keep_doing = 0;
-+
-+ /* go to the next tag */
-+ p += p[0];
-+
-+ /* stop if we walked off the end of the buffer */
-+ if (p > (unsigned long *)(kexec_boot_params +
-+ KEXEC_BOOT_PARAMS_SIZE))
-+ keep_doing = 0;
-+
-+ } while (keep_doing);
-+
-+ return (strlen(page));
-+}
-+KERNEL_ATTR_RO(kexec_boot_params);
-+
- static ssize_t kexec_loaded_show(struct kset *kset, char *page)
- {
- return sprintf(page, "%d\n", !!kexec_image);
-@@ -95,6 +254,8 @@ static struct attribute * kernel_attrs[]
- #ifdef CONFIG_KEXEC
- &kexec_loaded_attr.attr,
- &kexec_crash_loaded_attr.attr,
-+ &kexec_cmdline_attr.attr,
-+ &kexec_boot_params_attr.attr,
- #endif
- NULL
- };