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Diffstat (limited to 'roms/skiboot/libpore/p8_image_help_base.H')
| -rw-r--r-- | roms/skiboot/libpore/p8_image_help_base.H | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/roms/skiboot/libpore/p8_image_help_base.H b/roms/skiboot/libpore/p8_image_help_base.H new file mode 100644 index 000000000..4662641ec --- /dev/null +++ b/roms/skiboot/libpore/p8_image_help_base.H @@ -0,0 +1,125 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/usr/hwpf/hwp/build_winkle_images/p8_slw_build/p8_image_help_base.H $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* COPYRIGHT International Business Machines Corp. 2012,2014 */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +// $Id: p8_image_help_base.H,v 1.18 2013/06/10 22:08:20 jeshua Exp $ +//------------------------------------------------------------------------------ +// Title: p8_image_help_base.H +// Description: Contains the most basic structures and defines needed for +// image building and interpretation. +//------------------------------------------------------------------------------ +#ifndef _P8_IMAGE_HELP_BASE_H_ +#define _P8_IMAGE_HELP_BASE_H_ + +#include <sbe_xip_image.h> + +// +// Various image/ring buffer sizes. Must be used by all users (VBU, FSP, HB, HBI, Cronus) +// +const uint32_t MAX_REF_IMAGE_SIZE = 5000000; // Max reference image size. +const uint32_t FIXED_SEEPROM_WORK_SPACE= 128*1024; // Max work space for Seeprom img. +const uint32_t MAX_SEEPROM_IMAGE_SIZE = 56*1024; // Max Seeprom image size. +// Fixed SLW image size (Ensure 128-byte alignment.) +const uint32_t FIXED_SLW_IMAGE_SIZE = 1024*1024; // Fixed SLW image size for _fixed. +const uint32_t FIXED_RING_BUF_SIZE = 60000; // Fixed ring buf size for _fixed. + +const uint8_t MAX_VPD_TYPES = 2; // #G and #R, so far. +#define CHIPLET_ID_MIN 0x00 +#define CHIPLET_ID_MAX 0x1F +#define CHIPLET_ID_EX_MIN 0x10 +#define CHIPLET_ID_EX_MAX 0x1F +const uint8_t MAX_CHIPLETS = CHIPLET_ID_MAX-CHIPLET_ID_MIN+1; +const uint32_t ASM_RS4_LAUNCH_BUF_SIZE = 24; // Byte size of RS4 launch buffer. +const uint32_t WF_ENCAP_SIZE = 400; // Byte size of WF encapsulation. + // (Actually, only 304B but may change.) +const uint32_t WF_WORST_CASE_SIZE_FAC = 4; // WC WF size = 3x ring length. + // (Assumes 12B per write.) + // (4x w/waits instructions.) +const uint32_t LISTING_STRING_SIZE = 256; +const uint64_t MAX_UINT64_T = (uint64_t)0xFFFFFFFF<<32 | (uint64_t)0xFFFFFFFF; + +const uint8_t RING_SECTION_ID[] = { + SBE_XIP_SECTION_RINGS, + SBE_XIP_SECTION_DCRINGS, +}; +const uint8_t RING_SECTION_ID_SIZE = sizeof(RING_SECTION_ID) / sizeof(RING_SECTION_ID[0]); + +#ifdef __cplusplus +extern "C" { +#endif + +// Base (shared) ring layout for both RS4 and Wiggle-flip layouts. +typedef struct { + uint64_t entryOffset; + uint64_t backItemPtr; + uint32_t sizeOfThis; + uint32_t sizeOfMeta; // Exact size of meta data. Arbitrary size. Not null terminated. +} BaseRingLayout; + +// RS4 specific layout. +typedef struct { + uint64_t entryOffset; + uint64_t backItemPtr; + uint32_t sizeOfThis; + uint32_t sizeOfMeta; // Exact size of meta data. Arbitrary size. Not null terminated. + uint32_t ddLevel; + uint8_t sysPhase; + uint8_t override; + uint8_t reserved1; + uint8_t reserved2; +} Rs4RingLayout; + +// PairingInfo is used for pairing, or matching, a back pointer address of a +// ring block with its corresponding TOC name. +typedef struct { + uint64_t address; // (in) Holds PORE backPtr addr of the ring + uint8_t vectorpos; // (in) Vector position of fwdPtr [0;31] + // max=0 for most VPD rings + // max=1 for all non-VPD rings + // max=1 for perv_ VPD rings + // max=15 for most VPD ex_ rings + // max=31 for 16 ex_ chiplets with override + char *name; // (out) TOC name + uint8_t isvpd; // (out) 0: Non-VPD ring 1: VPD ring + uint8_t overridable; // (out) 0: No (most VPD rings) 1: Yes (all non-VPD rings) + uint8_t override; // (out) 0: base 1: override +} PairingInfo; + + +/// +/// **************************************************************************** +/// Function declares. +/// **************************************************************************** +/// +int over_write_ring_data_in_image( void *io_image, + const char *i_ringName, + const void *i_ringData, // WF or RS4 + const uint32_t i_sizeRingData, // Byte size + const uint8_t i_idxVector, + const uint8_t i_override, + const uint8_t i_overridable ); + + +#ifdef __cplusplus +} +#endif + +#endif //_P8_IMAGE_HELP_BASE_H_ |