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/*
* coreboot UEFI PEI wrapper
*
* Copyright (c) 2011, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Google Inc. nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PEI_DATA_H
#define PEI_DATA_H
#include <stdint.h>
typedef void (*tx_byte_func)(unsigned char byte);
#define PEI_VERSION 15
#define MAX_USB2_PORTS 16
#define MAX_USB3_PORTS 16
#define USB_OC_PIN_SKIP 8
enum usb2_port_location {
USB_PORT_BACK_PANEL = 0,
USB_PORT_FRONT_PANEL,
USB_PORT_DOCK,
USB_PORT_MINI_PCIE,
USB_PORT_FLEX,
USB_PORT_INTERNAL,
USB_PORT_SKIP
};
/* Usb Port Length:
* [16:4] = length in inches in octal format
* [3:0] = decimal point
*/
struct usb2_port_setting {
uint16_t length;
uint8_t enable;
uint8_t over_current_pin;
uint8_t location;
} __packed;
struct usb3_port_setting {
uint8_t enable;
uint8_t over_current_pin;
} __packed;
struct pei_data
{
uint32_t pei_version;
uint32_t mchbar;
uint32_t dmibar;
uint32_t epbar;
uint32_t pciexbar;
uint16_t smbusbar;
/* Unused by HSW MRC, but changes to the memory layout of this struct break the ABI */
uint32_t _unused_wdbbar;
uint32_t _unused_wdbsize;
uint32_t hpet_address;
uint32_t rcba;
uint32_t pmbase;
uint32_t gpiobase;
uint32_t temp_mmio_base;
/* System type: 0 => Mobile, 1 => Desktop/Server, 5 => ULT, Others => Reserved */
uint32_t system_type;
uint32_t tseg_size;
uint8_t spd_addresses[4];
int boot_mode;
int ec_present;
int gbe_enable;
// 0 = leave channel enabled
// 1 = disable dimm 0 on channel
// 2 = disable dimm 1 on channel
// 3 = disable dimm 0+1 on channel
int dimm_channel0_disabled;
int dimm_channel1_disabled;
/* Enable 2x Refresh Mode */
int ddr_refresh_2x;
int dq_pins_interleaved;
/* Data read from flash and passed into MRC */
unsigned char *mrc_input;
unsigned int mrc_input_len;
/* Data from MRC that should be saved to flash */
unsigned char *mrc_output;
unsigned int mrc_output_len;
/* Max frequency to run DDR3 at. Can be one of four values: 800, 1067, 1333, 1600 */
uint32_t max_ddr3_freq;
/* Route all USB ports to XHCI controller in resume path */
int usb_xhci_on_resume;
struct usb2_port_setting usb2_ports[MAX_USB2_PORTS];
struct usb3_port_setting usb3_ports[MAX_USB3_PORTS];
uint8_t spd_data[4][256];
tx_byte_func tx_byte;
} __packed;
#endif
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