Documentation: soc/amd/psp: Use real table markup
Currently, tables on this page are formatted as code blocks with ASCII tables. Make it real beautiful tables. Change-Id: I3c46477352b8151f3b0fb0616f909531a0a15c34 Signed-off-by: Evgeny Zinoviev <me@ch1p.io> Reviewed-on: https://review.coreboot.org/c/coreboot/+/38956 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Peter Lemenkov <lemenkov@gmail.com>
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@ -37,38 +37,40 @@ any of the eligible locations. Below are typical definitions within the
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structure (for all families combined). Individual features supported vary by
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family and model.
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+--------------+---------------+------------------+----------------------------+
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| Signature | 0x00 | 4 | 0x55aa55aa |
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|--------------|---------------|------------------|----------------------------|
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| IMC FW | 0x04 | 4 | Integrated Micro |
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| | | | Controller: unsupported |
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| | | | but functional in some |
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| | | | systems |
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|--------------|---------------|------------------|----------------------------|
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| GbE FW | 0x08 | 4 | Gigabit Ethernet |
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|--------------|---------------|------------------|----------------------------|
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| xHCI FW | 0x0c | 4 | xHCI firmware |
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|--------------|---------------|------------------|----------------------------|
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| PSP Dir Tbl | 0x10 | 4 | Pointer to PSP Directory |
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| | | | Table (early devices) |
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|--------------|---------------|------------------|----------------------------|
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| PSP Dir Tbl | 0x14 | 4 | Pointer to PSP Directory |
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| | | | Table (later devices and |
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| | | | is combo capable) |
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|--------------|---------------|------------------|----------------------------|
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| BIOS Dir Tbl | 0x18 | 4 | Pointer to BIOS Directory |
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| | | | Table for models n* |
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|--------------|---------------|------------------|----------------------------|
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| BIOS Dir Tbl | 0x1c | 4 | Pointer to BIOS Directory |
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| | | | Table for models nn |
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|--------------|---------------|------------------|----------------------------|
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| BIOS Dir Tbl | 0x20 | 4 | Pointer to BIOS Directory |
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| | | | Table for models nnn |
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|--------------|---------------|------------------|----------------------------|
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| … | | | ... |
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+--------------+---------------+------------------+----------------------------+
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```eval_rst
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+==============+===============+==================+============================+
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| Signature | 0x00 | 4 | 0x55aa55aa |
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+--------------+---------------+------------------+----------------------------+
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| IMC FW | 0x04 | 4 | Integrated Micro |
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| | | | Controller: unsupported |
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| | | | but functional in some |
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| | | | systems |
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+--------------+---------------+------------------+----------------------------+
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| GbE FW | 0x08 | 4 | Gigabit Ethernet |
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+--------------+---------------+------------------+----------------------------+
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| xHCI FW | 0x0c | 4 | xHCI firmware |
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+--------------+---------------+------------------+----------------------------+
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| PSP Dir Tbl | 0x10 | 4 | Pointer to PSP Directory |
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| | | | Table (early devices) |
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+--------------+---------------+------------------+----------------------------+
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| PSP Dir Tbl | 0x14 | 4 | Pointer to PSP Directory |
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| | | | Table (later devices and |
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| | | | is combo capable) |
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+--------------+---------------+------------------+----------------------------+
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| BIOS Dir Tbl | 0x18 | 4 | Pointer to BIOS Directory |
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| | | | Table for models n* |
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+--------------+---------------+------------------+----------------------------+
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| BIOS Dir Tbl | 0x1c | 4 | Pointer to BIOS Directory |
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| | | | Table for models nn |
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+--------------+---------------+------------------+----------------------------+
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| BIOS Dir Tbl | 0x20 | 4 | Pointer to BIOS Directory |
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| | | | Table for models nnn |
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+--------------+---------------+------------------+----------------------------+
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| … | | | ... |
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+--------------+---------------+------------------+----------------------------+
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```
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* The Embedded Firmware Structure may support pointers to multiple generations
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of devices, e.g. Family 17h Models 00h-0Fh, Family 17h Models 10h-1Fh, etc.
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@ -83,46 +85,47 @@ allowing secondary tables to be referenced by device ID. No coreboot
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implementations currently use combo tables.
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### PSP Directory Table Header
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+--------------+---------------+------------------+----------------------------+
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| PSP Cookie | 0x00 | 4 | PSP cookie "$PSP" to |
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| | | | recognize the header. |
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| | | | Cookie “$PL2” for level 2 |
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|--------------|---------------|------------------|----------------------------|
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| Checksum | 0x04 | 4 | 32-bit CRC value of header |
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| | | | below this field and |
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| | | | including all entries |
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|--------------|---------------|------------------|----------------------------|
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| Total Entries| 0x08 | 4 | Number of PSP Directory |
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| | | | entries in the table |
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|--------------|---------------|------------------|----------------------------|
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| Reserved | 0x0C | 4 | Reserved - Set to zero |
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+--------------+---------------+------------------+----------------------------+
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```eval_rst
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+==============+===============+==================+============================+
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| PSP Cookie | 0x00 | 4 | PSP cookie "$PSP" to |
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| | | | recognize the header. |
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| | | | Cookie “$PL2” for level 2 |
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+--------------+---------------+------------------+----------------------------+
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| Checksum | 0x04 | 4 | 32-bit CRC value of header |
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| | | | below this field and |
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| | | | including all entries |
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+--------------+---------------+------------------+----------------------------+
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| Total Entries| 0x08 | 4 | Number of PSP Directory |
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| | | | entries in the table |
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+--------------+---------------+------------------+----------------------------+
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| Reserved | 0x0C | 4 | Reserved - Set to zero |
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+--------------+---------------+------------------+----------------------------+
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```
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### PSP Directory Table Entries
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bits) | Description/Purpose |
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+--------------+---------------+------------------+----------------------------+
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| Type | 0x00 | 8 | Entry type (see below) |
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|--------------|---------------|------------------|----------------------------|
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| Sub Program | 0x01 | 8 | Specifies sub program |
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|--------------|---------------|------------------|----------------------------|
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| Reserved | 0x02 | 16 | Reserved - set to 0 |
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|--------------|---------------|------------------|----------------------------|
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| Size | 0x04 | 32 | Size of PSP entry in bytes |
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|--------------|---------------|------------------|----------------------------|
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| Location / | 0x08 | 64 | Location: Physical Address |
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| Value | | | of SPIROM location where |
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| | | | corresponding PSP entry |
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| | | | located. |
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| | | | |
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| | | | Value: 64-bit value for the|
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| | | | PSP Entry |
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+--------------+---------------+------------------+----------------------------+
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```eval_rst
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bits) | Description/Purpose |
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+==============+===============+==================+============================+
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| Type | 0x00 | 8 | Entry type (see below) |
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+--------------+---------------+------------------+----------------------------+
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| Sub Program | 0x01 | 8 | Specifies sub program |
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+--------------+---------------+------------------+----------------------------+
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| Reserved | 0x02 | 16 | Reserved - set to 0 |
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+--------------+---------------+------------------+----------------------------+
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| Size | 0x04 | 32 | Size of PSP entry in bytes |
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+--------------+---------------+------------------+----------------------------+
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| Location / | 0x08 | 64 | Location: Physical Address |
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| Value | | | of SPIROM location where |
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| | | | corresponding PSP entry |
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| | | | located. |
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| | | | |
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| | | | Value: 64-bit value for the|
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| | | | PSP Entry |
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+--------------+---------------+------------------+----------------------------+
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```
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### PSP Directory Table Types
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**0x00**: AMD public key
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@ -248,68 +251,72 @@ The BIOS Directory table structure is slightly different from the PSP Directory:
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### BIOS Directory Table Header
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+--------------+---------------+------------------+----------------------------+
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| BIOS Cookie | 0x00 | 4 | BIOS cookie "$BHD" to |
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| | | | recognize the header. |
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| | | | Cookie “$BL2” for level 2 |
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|--------------|---------------|------------------|----------------------------|
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| Checksum | 0x04 | 4 | 32 bit CRC value of header |
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| | | | below this field and |
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| | | | including all entries |
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|--------------|---------------|------------------|----------------------------|
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| Total Entries| 0x08 | 4 | Number of BIOS Directory |
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| | | | entries in the table |
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|--------------|---------------|------------------|----------------------------|
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| Reserved | 0x0C | 4 | Reserved - Set to zero |
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+--------------+---------------+------------------+----------------------------+
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```eval_rst
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bytes) | Description/Purpose |
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+==============+===============+==================+============================+
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| BIOS Cookie | 0x00 | 4 | BIOS cookie "$BHD" to |
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| | | | recognize the header. |
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| | | | Cookie “$BL2” for level 2 |
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+--------------+---------------+------------------+----------------------------+
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| Checksum | 0x04 | 4 | 32 bit CRC value of header |
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| | | | below this field and |
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| | | | including all entries |
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+--------------+---------------+------------------+----------------------------+
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| Total Entries| 0x08 | 4 | Number of BIOS Directory |
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| | | | entries in the table |
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+--------------+---------------+------------------+----------------------------+
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| Reserved | 0x0C | 4 | Reserved - Set to zero |
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+--------------+---------------+------------------+----------------------------+
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```
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### BIOS Directory Table Entries
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bits) | Description/Purpose |
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+--------------+---------------+------------------+----------------------------+
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| Type | 0x00 | 8 | Entry type (see below) |
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|--------------|---------------|------------------|----------------------------|
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| Region Type | 0x01 | 8 | Setup the memory region's |
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| | | | security attribute for the |
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| | | | BIOS entry |
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|--------------|---------------|------------------|----------------------------|
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| Reset Image | 0x02[0] | 1 | Boolean value to define the|
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| | | | BIOS entry is a reset |
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| | | | binary image |
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|--------------|---------------|------------------|----------------------------|
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| Copy Image | 0x02[1] | 1 | Define the binary image of |
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| | | | the BIOS entry is for |
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| | | | copying over to the memory |
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| | | | region |
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|--------------|---------------|------------------|----------------------------|
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| Read Only | 0x02[2] | 1 | Setup the memory region for|
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| | | | the BIOS entry to read only|
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|--------------|---------------|------------------|----------------------------|
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| Compressed | 0x02[3] | 1 | Compressed using zlib |
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| | | | |
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|--------------|---------------|------------------|----------------------------|
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| Instance | 0x02[7:4] | 4 | Specify the Instance of an |
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| | | | entry |
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|--------------|---------------|------------------|----------------------------|
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| SubProgram | 0x03[2:0] | 3 | Specify the SubProgram |
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|--------------|---------------|------------------|----------------------------|
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| Reserved | 0x03[7:3] | 5 | Reserved - Set to zero |
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|--------------|---------------|------------------|----------------------------|
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| Size | 0x04 | 32 | Memory Region Size |
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|--------------|---------------|------------------|----------------------------|
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| Source | 0x08 | 64 | Physical Address of SPIROM |
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| Address | | | location where the data for|
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| | | | the corresponding entry is |
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| | | | located |
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|--------------|---------------|------------------|----------------------------|
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| Destination | 0x10 | 64 | Destination Address of |
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| Address | | | memory location where the |
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| | | | data for the corresponding |
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| | | | BIOS Entry is copied |
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+--------------+---------------+------------------+----------------------------+
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```eval_rst
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+--------------+---------------+------------------+----------------------------+
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| Field Name | Offset (Hex) | Size (In Bits) | Description/Purpose |
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+==============+===============+==================+============================+
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| Type | 0x00 | 8 | Entry type (see below) |
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+--------------+---------------+------------------+----------------------------+
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| Region Type | 0x01 | 8 | Setup the memory region's |
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| | | | security attribute for the |
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| | | | BIOS entry |
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+--------------+---------------+------------------+----------------------------+
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| Reset Image | 0x02[0] | 1 | Boolean value to define the|
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| | | | BIOS entry is a reset |
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| | | | binary image |
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+--------------+---------------+------------------+----------------------------+
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| Copy Image | 0x02[1] | 1 | Define the binary image of |
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| | | | the BIOS entry is for |
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| | | | copying over to the memory |
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| | | | region |
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+--------------+---------------+------------------+----------------------------+
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| Read Only | 0x02[2] | 1 | Setup the memory region for|
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| | | | the BIOS entry to read only|
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+--------------+---------------+------------------+----------------------------+
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| Compressed | 0x02[3] | 1 | Compressed using zlib |
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| | | | |
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+--------------+---------------+------------------+----------------------------+
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| Instance | 0x02[7:4] | 4 | Specify the Instance of an |
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| | | | entry |
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+--------------+---------------+------------------+----------------------------+
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| SubProgram | 0x03[2:0] | 3 | Specify the SubProgram |
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+--------------+---------------+------------------+----------------------------+
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| Reserved | 0x03[7:3] | 5 | Reserved - Set to zero |
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+--------------+---------------+------------------+----------------------------+
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| Size | 0x04 | 32 | Memory Region Size |
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+--------------+---------------+------------------+----------------------------+
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| Source | 0x08 | 64 | Physical Address of SPIROM |
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| Address | | | location where the data for|
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| | | | the corresponding entry is |
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| | | | located |
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+--------------+---------------+------------------+----------------------------+
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| Destination | 0x10 | 64 | Destination Address of |
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| Address | | | memory location where the |
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| | | | data for the corresponding |
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| | | | BIOS Entry is copied |
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+--------------+---------------+------------------+----------------------------+
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```
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### BIOS Directory Table Entry Types
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