/* Right now, the offsets for the MRC cache area are hard-coded in the
* northbridge Kconfig if CONFIG_CHROMEOS is not set. In order to make
* this more flexible, there are two of options:
* - Have each mainboard Kconfig supply a hard-coded offset
* - Use CBFS
*/
static u32 get_mrc_cache_region(struct mrc_data_container **mrc_region_ptr)
{
u32 region_size;
#if CONFIG_CHROMEOS
region_size = find_fmap_entry("RW_MRC_CACHE", (void **)mrc_region_ptr);
#else
region_size = CONFIG_MRC_CACHE_SIZE;
*mrc_region_ptr = (struct mrc_data_container *)
(CONFIG_MRC_CACHE_BASE + CONFIG_MRC_CACHE_LOCATION);
#endif
return region_size;
}
/* common code */
static int mrc_cache_get_region(struct mrc_data_region *region)
{
#if CONFIG_CHROMEOS
int ret;
ret = find_fmap_entry("RW_MRC_CACHE", ®ion->base);
if (ret >= 0) {
region->size = ret;
return 0;
}
#endif
region->base = (void *)CONFIG_MRC_SETTINGS_CACHE_BASE;
region->size = CONFIG_MRC_SETTINGS_CACHE_SIZE;
return 0;
}
static void mainboard_init(device_t dev)
{
char **vpd_region_ptr = NULL;
u32 search_length = find_fmap_entry("RO_VPD", (void **)vpd_region_ptr);
u32 search_address = (unsigned long)(*vpd_region_ptr);
u16 io_base = 0;
struct device *ethernet_dev = NULL;
/* Initialize the Embedded Controller */
butterfly_ec_init();
/* Program EC Keyboard locale based on VPD data */
program_keyboard_type(search_address, search_length);
/* Get NIC's IO base address */
ethernet_dev = dev_find_device(BUTTERFLY_NIC_VENDOR_ID,
BUTTERFLY_NIC_DEVICE_ID, dev);
if (ethernet_dev != NULL) {
io_base = pci_read_config16(ethernet_dev, 0x10) & 0xfffe;
/*
* Battery life time - LAN PCIe should enter ASPM L1 to save
* power when LAN connection is idle.
* enable CLKREQ: LAN pci config space 0x81h=01
*/
pci_write_config8(ethernet_dev, 0x81, 0x01);
}
if (io_base) {
/* Program MAC address based on VPD data */
program_mac_address(io_base, search_address, search_length);
/*
* Program NIC LEDS
*
* RTL8105E Series EEPROM-Less Application Note,
* Section 5.6 LED Mode Configuration
*
* Step1: Write C0h to I/O register 0x50 via byte access to
* disable 'register protection'
* Step2: Write xx001111b to I/O register 0x52 via byte access
* (bit7 is LEDS1 and bit6 is LEDS0)
* Step3: Write 0x00 to I/O register 0x50 via byte access to
* enable 'register protection'
*/
outb(0xc0, io_base + 0x50); /* Disable protection */
outb((BUTTERFLY_NIC_LED_MODE << 6) | 0x0f, io_base + 0x52);
outb(0x00, io_base + 0x50); /* Enable register protection */
}
}
static void vboot_invoke_wrapper(struct vboot_handoff *vboot_handoff)
{
VbCommonParams cparams;
VbSelectFirmwareParams fparams;
struct vboot_context context;
uint32_t *iflags;
vboot_handoff->selected_firmware = VB_SELECT_FIRMWARE_READONLY;
memset(&cparams, 0, sizeof(cparams));
memset(&fparams, 0, sizeof(fparams));
memset(&context, 0, sizeof(context));
iflags = &vboot_handoff->init_params.flags;
if (get_developer_mode_switch())
*iflags |= VB_INIT_FLAG_DEV_SWITCH_ON;
if (get_recovery_mode_switch())
*iflags |= VB_INIT_FLAG_REC_BUTTON_PRESSED;
if (get_write_protect_state())
*iflags |= VB_INIT_FLAG_WP_ENABLED;
if (CONFIG_VIRTUAL_DEV_SWITCH)
*iflags |= VB_INIT_FLAG_VIRTUAL_DEV_SWITCH;
if (CONFIG_EC_SOFTWARE_SYNC) {
*iflags |= VB_INIT_FLAG_EC_SOFTWARE_SYNC;
*iflags |= VB_INIT_FLAG_VIRTUAL_REC_SWITCH;
}
context.handoff = vboot_handoff;
context.cparams = &cparams;
context.fparams = &fparams;
cparams.gbb_size = find_fmap_entry("GBB", &cparams.gbb_data);
cparams.shared_data_blob = &vboot_handoff->shared_data[0];
cparams.shared_data_size = VB_SHARED_DATA_MIN_SIZE;
cparams.caller_context = &context;
fparams.verification_size_A =
find_fmap_entry("VBLOCK_A", &fparams.verification_block_A);
fparams.verification_size_B =
find_fmap_entry("VBLOCK_B", &fparams.verification_block_B);
context.fw_a_size =
find_fmap_entry("FW_MAIN_A", (void **)&context.fw_a);
context.fw_b_size =
find_fmap_entry("FW_MAIN_B", (void **)&context.fw_b);
/* Check all fmap entries. */
if (context.fw_a == NULL || context.fw_b == NULL ||
fparams.verification_block_A == NULL ||
fparams.verification_block_B == NULL ||
cparams.gbb_data == NULL) {
printk(BIOS_DEBUG, "Not all fmap entries found for vboot.\n");
return;
}
/* Initialize callbacks. */
context.read_vbnv = &read_vbnv;
context.save_vbnv = &save_vbnv;
context.tis_init = &tis_init;
context.tis_open = &tis_open;
context.tis_close = &tis_close;
context.tis_sendrecv = &tis_sendrecv;
context.log_msg = &log_msg;
context.fatal_error = &fatal_error;
vboot_run_stub(&context);
}
