diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2013-03-07 23:15:06 -0600 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2013-03-22 00:16:14 +0100 |
| commit | dd32a31fbafafb6fa3dd1dc342884ffe88a7aa04 (patch) | |
| tree | 52926067a5aa94c7eaa4cd2e6cd9ea7db70a30f4 /src/arch | |
| parent | d02bb62a4fefcb39063bc058afb60521fe819bad (diff) | |
| download | coreboot-dd32a31fbafafb6fa3dd1dc342884ffe88a7aa04.tar.xz | |
coreboot: add vboot_handoff to coreboot tables
The vboot_handoff structure contians the VbInitParams as well as the
shared vboot data. In order for the boot loader to find it, the
structure address and size needs to be obtained from the coreboot
tables.
Change-Id: I6573d479009ccbf373a7325f861bebe8dc9f5cf8
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/2857
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/boot/coreboot_table.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/arch/x86/boot/coreboot_table.c b/src/arch/x86/boot/coreboot_table.c index 530849f0b0..a456484cd3 100644 --- a/src/arch/x86/boot/coreboot_table.c +++ b/src/arch/x86/boot/coreboot_table.c @@ -36,6 +36,7 @@ #endif #if CONFIG_CHROMEOS #include <arch/acpi.h> +#include <vendorcode/google/chromeos/chromeos.h> #include <vendorcode/google/chromeos/gnvs.h> #endif @@ -219,7 +220,27 @@ static void lb_vbnv(struct lb_header *header) vbnv->vbnv_start = CONFIG_VBNV_OFFSET + 14; vbnv->vbnv_size = CONFIG_VBNV_SIZE; } -#endif + +#if CONFIG_VBOOT_VERIFY_FIRMWARE +static void lb_vboot_handoff(struct lb_header *header) +{ + void *addr; + uint32_t size; + struct lb_vboot_handoff* vbho; + + if (vboot_get_handoff_info(&addr, &size)) + return; + + vbho = (struct lb_vboot_handoff *)lb_new_record(header); + vbho->tag = LB_TAB_VBOOT_HANDOFF; + vbho->size = sizeof(*vbho); + vbho->vboot_handoff_addr = addr; + vbho->vboot_handoff_size = size; +} +#else +static inline void lb_vboot_handoff(struct lb_header *header) {} +#endif /* CONFIG_VBOOT_VERIFY_FIRMWARE */ +#endif /* CONFIG_CHROMEOS */ static void add_cbmem_pointers(struct lb_header *header) { @@ -697,6 +718,9 @@ unsigned long write_coreboot_table( /* pass along VBNV offsets in CMOS */ lb_vbnv(head); + + /* pass along the vboot_handoff address. */ + lb_vboot_handoff(head); #endif add_cbmem_pointers(head); |