summaryrefslogtreecommitdiff
path: root/common
diff options
context:
space:
mode:
authorWolfgang Denk <wd@pollux.denx.de>2006-03-12 19:11:42 +0100
committerWolfgang Denk <wd@pollux.denx.de>2006-03-12 19:11:42 +0100
commita3f0169880a44ac06de5177e7926d7c732368663 (patch)
tree34d2fcde4020719ecb435acce0ecf698c63dd86e /common
parent3b2e4fd9b0348d49e7b55a19a0c919f6c83d9a43 (diff)
parent62ec6418d417b1fc887f979441c15fbd6602edc9 (diff)
downloadu-boot-imx-a3f0169880a44ac06de5177e7926d7c732368663.zip
u-boot-imx-a3f0169880a44ac06de5177e7926d7c732368663.tar.gz
u-boot-imx-a3f0169880a44ac06de5177e7926d7c732368663.tar.bz2
Merge with git://git.kernel.org/pub/scm/boot/u-boot/u-boot.git#ft_infr
Diffstat (limited to 'common')
-rw-r--r--common/cmd_bootm.c16
-rw-r--r--common/ft_build.c49
2 files changed, 48 insertions, 17 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 5b93bdd..a20e584 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -821,7 +821,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
(*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
#else
- ft_setup(of_flat_tree, OF_FLAT_TREE_MAX_SIZE, kbd);
+ ft_setup(of_flat_tree, OF_FLAT_TREE_MAX_SIZE, kbd, initrd_start, initrd_end);
/* ft_dump_blob(of_flat_tree); */
#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
@@ -830,12 +830,16 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
/*
* Linux Kernel Parameters:
* r3: ptr to OF flat tree, followed by the board info data
- * r4: initrd_start or 0 if no initrd
- * r5: initrd_end - unused if r4 is 0
- * r6: Start of command line string
- * r7: End of command line string
+ * r4: physical pointer to the kernel itself
+ * r5: NULL
+ * r6: NULL
+ * r7: NULL
*/
- (*kernel) ((bd_t *)of_flat_tree, initrd_start, initrd_end, cmd_start, cmd_end);
+ if (getenv("disable_of") != NULL)
+ (*kernel) ((bd_t *)of_flat_tree, initrd_start, initrd_end,
+ cmd_start, cmd_end);
+ else
+ (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
#endif
}
diff --git a/common/ft_build.c b/common/ft_build.c
index 65a274f..9e9c906 100644
--- a/common/ft_build.c
+++ b/common/ft_build.c
@@ -163,7 +163,7 @@ void ft_add_rsvmap(struct ft_cxt *cxt, u64 physaddr, u64 size)
((u64 *) cxt->pres)[0] = cpu_to_be64(physaddr); /* phys = 0, size = 0, terminate */
((u64 *) cxt->pres)[1] = cpu_to_be64(size);
- cxt->pres += 18; /* advance */
+ cxt->pres += 16; /* advance */
((u64 *) cxt->pres)[0] = 0; /* phys = 0, size = 0, terminate */
((u64 *) cxt->pres)[1] = 0;
@@ -529,6 +529,7 @@ extern uchar(*env_get_char) (int);
#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) }
+#ifdef CONFIG_OF_HAS_BD_T
static const struct {
const char *name;
int offset;
@@ -574,19 +575,24 @@ static const struct {
#endif
BDM(baudrate),
};
+#endif
-void ft_setup(void *blob, int size, bd_t * bd)
+void ft_setup(void *blob, int size, bd_t * bd, ulong initrd_start, ulong initrd_end)
{
- DECLARE_GLOBAL_DATA_PTR;
- u8 *end;
u32 *p;
int len;
struct ft_cxt cxt;
- int i, k, nxt;
- static char tmpenv[256];
- char *s, *lval, *rval;
ulong clock;
- uint32_t v;
+#if defined(CONFIG_OF_HAS_UBOOT_ENV)
+ int k, nxt;
+#endif
+#if defined(CONFIG_OF_HAS_BD_T)
+ u8 *end;
+#endif
+#if defined(CONFIG_OF_HAS_UBOOT_ENV) || defined(CONFIG_OF_HAS_BD_T)
+ int i;
+ static char tmpenv[256];
+#endif
/* disable OF tree; booting old kernel */
if (getenv("disable_of") != NULL) {
@@ -596,7 +602,8 @@ void ft_setup(void *blob, int size, bd_t * bd)
ft_begin(&cxt, blob, size);
- /* fs_add_rsvmap not used */
+ if (initrd_start && initrd_end)
+ ft_add_rsvmap(&cxt, initrd_start, initrd_end - initrd_start + 1);
ft_begin_tree(&cxt);
@@ -610,9 +617,12 @@ void ft_setup(void *blob, int size, bd_t * bd)
/* back into root */
ft_backtrack_node(&cxt);
+#ifdef CONFIG_OF_HAS_UBOOT_ENV
ft_begin_node(&cxt, "u-boot-env");
for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
+ char *s, *lval, *rval;
+
for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) ;
s = tmpenv;
for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k)
@@ -629,12 +639,20 @@ void ft_setup(void *blob, int size, bd_t * bd)
}
ft_end_node(&cxt);
+#endif
ft_begin_node(&cxt, "chosen");
ft_prop_str(&cxt, "name", "chosen");
ft_prop_str(&cxt, "bootargs", getenv("bootargs"));
ft_prop_int(&cxt, "linux,platform", 0x600); /* what is this? */
+ if (initrd_start && initrd_end) {
+ ft_prop_int(&cxt, "linux,initrd-start", initrd_start);
+ ft_prop_int(&cxt, "linux,initrd-end", initrd_end);
+ }
+#ifdef OF_STDOUT_PATH
+ ft_prop_str(&cxt, "linux,stdout-path", OF_STDOUT_PATH);
+#endif
ft_end_node(&cxt);
@@ -647,14 +665,19 @@ void ft_setup(void *blob, int size, bd_t * bd)
ft_dump_blob(blob);
*/
+#ifdef CONFIG_OF_HAS_BD_T
/* paste the bd_t at the end of the flat tree */
end = (char *)blob +
be32_to_cpu(((struct boot_param_header *)blob)->totalsize);
memcpy(end, bd, sizeof(*bd));
+#endif
#ifdef CONFIG_PPC
+#ifdef CONFIG_OF_HAS_BD_T
for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) {
+ uint32_t v;
+
sprintf(tmpenv, "/bd_t/%s", bd_map[i].name);
v = *(uint32_t *)((char *)bd + bd_map[i].offset);
@@ -670,6 +693,7 @@ void ft_setup(void *blob, int size, bd_t * bd)
p = ft_get_prop(blob, "/bd_t/ethspeed", &len);
if (p != NULL)
*p = cpu_to_be32((uint32_t) bd->bi_ethspeed);
+#endif
clock = bd->bi_intfreq;
p = ft_get_prop(blob, "/cpus/" OF_CPU "/clock-frequency", &len);
@@ -680,11 +704,14 @@ void ft_setup(void *blob, int size, bd_t * bd)
clock = OF_TBCLK;
p = ft_get_prop(blob, "/cpus/" OF_CPU "/timebase-frequency", &len);
if (p != NULL)
- *p = cpu_to_be32(OF_TBCLK);
+ *p = cpu_to_be32(clock);
#endif
-
#endif /* __powerpc__ */
+#ifdef CONFIG_OF_BOARD_SETUP
+ ft_board_setup(blob, bd);
+#endif
+
/*
printf("final OF-tree\n");
ft_dump_blob(blob);