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| author | Steven Stallion <sstallion@gmail.com> | 2013-03-20 06:31:35 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-03-27 15:30:11 -0400 |
| commit | 04d414090c71f986b54838f791430fabaa57ca7c (patch) | |
| tree | fe69b4900781f006bbe92f855995b41ab863e20a /common/cmd_bootm.c | |
| parent | 0171d52c410cbaa9290b1b214e695697c835bfe5 (diff) | |
| download | u-boot-imx-04d414090c71f986b54838f791430fabaa57ca7c.zip u-boot-imx-04d414090c71f986b54838f791430fabaa57ca7c.tar.gz u-boot-imx-04d414090c71f986b54838f791430fabaa57ca7c.tar.bz2 | |
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.c | 39 |
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) |