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image: Add support for Plan 9

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Signed-off-by: Steven Stallion <sstallion@gmail.com>
Cc: Tom Rini <trini@ti.com>
Reviewed-by: Tom Rini <trini@ti.com>
This commit is contained in:
Steven Stallion 2013-03-20 06:31:35 +00:00 committed by Tom Rini
parent 0171d52c41
commit 04d414090c
4 changed files with 42 additions and 0 deletions
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39
common/cmd_bootm.c
View file

@ -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)

1
common/image.c
View file

@ -108,6 +108,7 @@ static const table_entry_t uimage_os[] = {
#endif
{ IH_OS_NETBSD, "netbsd", "NetBSD", },
{ IH_OS_OSE, "ose", "Enea OSE", },
{ IH_OS_PLAN9, "plan9", "Plan 9", },
{ IH_OS_RTEMS, "rtems", "RTEMS", },
{ IH_OS_U_BOOT, "u-boot", "U-Boot", },
#if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)

1
include/config_defaults.h
View file

@ -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

1
include/image.h
View file

@ -84,6 +84,7 @@
#define IH_OS_UNITY 20 /* Unity OS */
#define IH_OS_INTEGRITY 21 /* INTEGRITY */
#define IH_OS_OSE 22 /* OSE */
#define IH_OS_PLAN9 23 /* Plan 9 */
/*
* CPU Architecture Codes (supported by Linux)