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authorSteven Stallion <sstallion@gmail.com>2013-03-20 06:31:35 +0000
committerTom Rini <trini@ti.com>2013-03-27 15:30:11 -0400
commit04d414090c71f986b54838f791430fabaa57ca7c (patch)
treefe69b4900781f006bbe92f855995b41ab863e20a /common/cmd_bootm.c
parent0171d52c410cbaa9290b1b214e695697c835bfe5 (diff)
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image: Add support for Plan 9
Signed-off-by: Steven Stallion <sstallion@gmail.com> Cc: Tom Rini <trini@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'common/cmd_bootm.c')
-rw-r--r--common/cmd_bootm.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 5d2ce00..7438469 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -128,6 +128,9 @@ static boot_os_fn do_bootm_rtems;
#if defined(CONFIG_BOOTM_OSE)
static boot_os_fn do_bootm_ose;
#endif
+#if defined(CONFIG_BOOTM_PLAN9)
+static boot_os_fn do_bootm_plan9;
+#endif
#if defined(CONFIG_CMD_ELF)
static boot_os_fn do_bootm_vxworks;
static boot_os_fn do_bootm_qnxelf;
@@ -154,6 +157,9 @@ static boot_os_fn *boot_os[] = {
#if defined(CONFIG_BOOTM_OSE)
[IH_OS_OSE] = do_bootm_ose,
#endif
+#if defined(CONFIG_BOOTM_PLAN9)
+ [IH_OS_PLAN9] = do_bootm_plan9,
+#endif
#if defined(CONFIG_CMD_ELF)
[IH_OS_VXWORKS] = do_bootm_vxworks,
[IH_OS_QNX] = do_bootm_qnxelf,
@@ -1628,6 +1634,39 @@ static int do_bootm_ose(int flag, int argc, char * const argv[],
}
#endif /* CONFIG_BOOTM_OSE */
+#if defined(CONFIG_BOOTM_PLAN9)
+static int do_bootm_plan9(int flag, int argc, char * const argv[],
+ bootm_headers_t *images)
+{
+ void (*entry_point)(void);
+
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
+#if defined(CONFIG_FIT)
+ if (!images->legacy_hdr_valid) {
+ fit_unsupported_reset("Plan 9");
+ return 1;
+ }
+#endif
+
+ entry_point = (void (*)(void))images->ep;
+
+ printf("## Transferring control to Plan 9 (at address %08lx) ...\n",
+ (ulong)entry_point);
+
+ bootstage_mark(BOOTSTAGE_ID_RUN_OS);
+
+ /*
+ * Plan 9 Parameters:
+ * None
+ */
+ (*entry_point)();
+
+ return 1;
+}
+#endif /* CONFIG_BOOTM_PLAN9 */
+
#if defined(CONFIG_CMD_ELF)
static int do_bootm_vxworks(int flag, int argc, char * const argv[],
bootm_headers_t *images)