From 902b728b8bcacecf9e2ea7854cc1e3777c2fd4e3 Mon Sep 17 00:00:00 2001

Apologies for the second patch; I did not realize at the time that modifications were needed for bootm to function correctly.

--- common/cmd_bootm.c | 39 +++++++++++++++++++++++++++++++++++++++ include/config_defaults.h | 1 + 2 files changed, 40 insertions(+)

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) diff --git a/include/config_defaults.h b/include/config_defaults.h index d023c63..567b46c 100644 --- a/include/config_defaults.h +++ b/include/config_defaults.h @@ -12,6 +12,7 @@ /* Support bootm-ing different OSes */ #define CONFIG_BOOTM_LINUX 1 #define CONFIG_BOOTM_NETBSD 1 +#define CONFIG_BOOTM_PLAN9 1 #define CONFIG_BOOTM_RTEMS 1

#define CONFIG_GZIP 1