diff options
| author | Martin Roth <martin@coreboot.org> | 2020-06-26 08:40:56 -0600 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-08-24 09:23:05 +0000 |
| commit | 0c12abe4625e9bde9b31cbd9b1b9e2727bdee715 (patch) | |
| tree | 14213cb2b460d2ebc4a2abf9a8ee01a0d9c0de82 /src/soc/amd/picasso/include | |
| parent | 3818d03fa2dcc5be891b909df9f1581296b458ef (diff) | |
soc/amd/picasso: Add console & timestamp buffers to psp_verstage
Create areas for console & timestamp data in psp_verstage and pass it to
the x86 to save for use later.
BUG=b:159220781
TEST=Build & Boot trembyle
Signed-off-by: Martin Roth <martin@coreboot.org>
Change-Id: I41c8d7a1565e761187e941d7d6021805a9744d06
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42830
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Diffstat (limited to 'src/soc/amd/picasso/include')
| -rw-r--r-- | src/soc/amd/picasso/include/soc/psp_transfer.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/include/soc/psp_transfer.h b/src/soc/amd/picasso/include/soc/psp_transfer.h new file mode 100644 index 0000000000..6a43b55a6c --- /dev/null +++ b/src/soc/amd/picasso/include/soc/psp_transfer.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef PSP_VERSTAGE_PSP_TRANSFER_H +#define PSP_VERSTAGE_PSP_TRANSFER_H + +#define TRANSFER_INFO_SIZE 64 +#define TIMESTAMP_BUFFER_SIZE 0x200 + +#define TRANSFER_MAGIC_VAL 0x50544953 + +/* Area for things that would cause errors in a linker script */ +#if !defined(__ASSEMBLER__) +#include <stdint.h> + +struct transfer_info_struct { + uint32_t magic_val; /* Identifier */ + uint32_t struct_bytes; /* Size of this structure */ + uint32_t buffer_size; /* Size of the transfer buffer area */ + + /* Offsets from start of transfer buffer */ + uint32_t workbuf_offset; + uint32_t console_offset; + uint32_t timestamp_offset; + uint32_t fmap_offset; + uint32_t unused[9]; /* Pad to 64 bytes */ +}; + +_Static_assert(sizeof(struct transfer_info_struct) == TRANSFER_INFO_SIZE, \ + "TRANSFER_INFO_SIZE is incorrect"); +#endif + +#endif /* PSP_VERSTAGE_PSP_TRANSFER_H */ |