extern void setup_pci_devs(pci_dt_t *pci_dt);␊ |
␊ |
/*␊ |
Modern Darwin kernels require some amount of EFI because Apple machines all␊ |
have EFI. Modifying the kernel source to not require EFI is of course␊ |
possible but would have to be maintained as a separate patch because it is␊ |
unlikely that Apple wishes to add legacy support to their kernel.␊ |
* Modern Darwin kernels require some amount of EFI because Apple machines all␊ |
* have EFI. Modifying the kernel source to not require EFI is of course␊ |
* possible but would have to be maintained as a separate patch because it is␊ |
* unlikely that Apple wishes to add legacy support to their kernel.␊ |
*␊ |
* As you can see from the Apple-supplied code in bootstruct.c, it seems that␊ |
* the intention was clearly to modify this booter to provide EFI-like structures␊ |
* to the kernel rather than modifying the kernel to handle non-EFI stuff.␉ This␊ |
* makes a lot of sense from an engineering point of view as it means the kernel␊ |
* for the as yet unreleased EFI-only Macs could still be booted by the non-EFI␊ |
* DTK systems so long as the kernel checked to ensure the boot tables were␊ |
* filled in appropriately. Modern xnu requires a system table and a runtime␊ |
* services table and performs no checks whatsoever to ensure the pointers to␊ |
* these tables are non-NULL.␉Therefore, any modern xnu kernel will page fault␊ |
* early on in the boot process if the system table pointer is zero.␊ |
*␊ |
* Even before that happens, the tsc_init function in modern xnu requires the FSB␊ |
* Frequency to be a property in the /efi/platform node of the device tree or else␊ |
* it panics the bootstrap process very early on.␊ |
*␊ |
* As of this writing, the current implementation found here is good enough␊ |
* to make the currently available xnu kernel boot without modification on a␊ |
* system with an appropriate processor. With a minor source modification to␊ |
* the tsc_init function to remove the explicit check for Core or Core 2␊ |
* processors the kernel can be made to boot on other processors so long as␊ |
* the code can be executed by the processor and the machine contains the␊ |
* necessary hardware.␊ |
*/␊ |
␊ |
As you can see from the Apple-supplied code in bootstruct.c, it seems that␊ |
the intention was clearly to modify this booter to provide EFI-like structures␊ |
to the kernel rather than modifying the kernel to handle non-EFI stuff. This␊ |
makes a lot of sense from an engineering point of view as it means the kernel␊ |
for the as yet unreleased EFI-only Macs could still be booted by the non-EFI␊ |
DTK systems so long as the kernel checked to ensure the boot tables were␊ |
filled in appropriately. Modern xnu requires a system table and a runtime␊ |
services table and performs no checks whatsoever to ensure the pointers to␊ |
these tables are non-NULL. Therefore, any modern xnu kernel will page fault␊ |
early on in the boot process if the system table pointer is zero.␊ |
␊ |
Even before that happens, the tsc_init function in modern xnu requires the FSB␊ |
Frequency to be a property in the /efi/platform node of the device tree or else␊ |
it panics the bootstrap process very early on.␊ |
␊ |
As of this writing, the current implementation found here is good enough␊ |
to make the currently available xnu kernel boot without modification on a␊ |
system with an appropriate processor. With a minor source modification to␊ |
the tsc_init function to remove the explicit check for Core or Core 2␊ |
processors the kernel can be made to boot on other processors so long as␊ |
the code can be executed by the processor and the machine contains the␊ |
necessary hardware.␊ |
*/␊ |
␊ |
␊ |
/*==========================================================================␊ |
* Utility function to make a device tree string from an EFI_GUID␊ |
*/␊ |
␊ |
static inline char * mallocStringForGuid(EFI_GUID const *pGuid)␊ |
{␊ |
char *string = malloc(37);␊ |
efi_guid_unparse_upper(pGuid, string);␊ |
return string;␊ |
␉char *string = malloc(37);␊ |
␉efi_guid_unparse_upper(pGuid, string);␊ |
␉return string;␊ |
}␊ |
␊ |
␊ |
/*==========================================================================␊ |
* Function to map 32 bit physical address to 64 bit virtual address␊ |
*/␊ |
␊ |
static uint64_t ptov64(uint32_t addr)␊ |
{␊ |
return ((uint64_t)addr | 0xFFFFFF8000000000ULL);␊ |
␉return ((uint64_t)addr | 0xFFFFFF8000000000ULL);␊ |
}␊ |
␊ |
␊ |
/*==========================================================================␊ |
* Fake EFI implementation␊ |
*/␊ |
|
static EFI_UINT32 const FIRMWARE_REVISION = 132; /* FIXME: Find a constant for this. */␊ |
␊ |
/* Default platform system_id (fix by IntVar) */␊ |
static EFI_CHAR8 const SYSTEM_ID[] = "0123456789ABCDEF";//random value gen by uuidgen␊ |
static EFI_CHAR8 const SYSTEM_ID[] = "0123456789ABCDEF"; //random value gen by uuidgen␊ |
␊ |
/* Just a ret instruction */␊ |
static uint8_t const VOIDRET_INSTRUCTIONS[] = {0xc3};␊ |
␊ |
/* movl $0x80000003,%eax; ret */␊ |
static uint8_t const UNSUPPORTEDRET_INSTRUCTIONS[] = {0xb8, 0x03, 0x00, 0x00, 0x80, 0xc3};␊ |
␊ |
|
␉␉i = gST64->NumberOfTableEntries;␊ |
␉}␊ |
␉␊ |
/* We only do adds, not modifications and deletes like InstallConfigurationTable */␊ |
if(i >= MAX_CONFIGURATION_TABLE_ENTRIES)␊ |
stop("Ran out of space for configuration tables. Increase the reserved size in the code.\n");␊ |
␊ |
if(pGuid == NULL)␊ |
return EFI_INVALID_PARAMETER;␊ |
␊ |
if(table != NULL)␊ |
{␊ |
␉/* FIXME␊ |
((EFI_CONFIGURATION_TABLE_64 *)gST->ConfigurationTable)[i].VendorGuid = *pGuid;␊ |
((EFI_CONFIGURATION_TABLE_64 *)gST->ConfigurationTable)[i].VendorTable = (EFI_PTR64)table;␊ |
␊ |
++gST->NumberOfTableEntries;␊ |
␉␉ */␊ |
Node *tableNode = DT__AddChild(gEfiConfigurationTableNode, mallocStringForGuid(pGuid));␊ |
␊ |
/* Use the pointer to the GUID we just stuffed into the system table */␊ |
␉ ␉DT__AddProperty(tableNode, "guid", sizeof(EFI_GUID), (void*)pGuid);␊ |
␊ |
/* The "table" property is the 32-bit (in our implementation) physical address of the table */␊ |
␉␉DT__AddProperty(tableNode, "table", sizeof(void*) * 2, table);␊ |
␊ |
/* Assume the alias pointer is a global or static piece of data */␊ |
if(alias != NULL)␊ |
DT__AddProperty(tableNode, "alias", strlen(alias)+1, (char*)alias);␊ |
␊ |
return EFI_SUCCESS;␊ |
}␊ |
return EFI_UNSUPPORTED;␊ |
// We only do adds, not modifications and deletes like InstallConfigurationTable␊ |
␉if (i >= MAX_CONFIGURATION_TABLE_ENTRIES)␊ |
␉␉stop("Ran out of space for configuration tables. Increase the reserved size in the code.\n");␊ |
␉␊ |
␉if (pGuid == NULL)␊ |
␉␉return EFI_INVALID_PARAMETER;␊ |
␉␊ |
␉if (table != NULL)␊ |
␉{␊ |
␉␉// FIXME␊ |
␉␉//((EFI_CONFIGURATION_TABLE_64 *)gST->ConfigurationTable)[i].VendorGuid = *pGuid;␊ |
␉␉//((EFI_CONFIGURATION_TABLE_64 *)gST->ConfigurationTable)[i].VendorTable = (EFI_PTR64)table;␊ |
␉␉␊ |
␉␉//++gST->NumberOfTableEntries;␊ |
␉␉␊ |
␉␉Node *tableNode = DT__AddChild(gEfiConfigurationTableNode, mallocStringForGuid(pGuid));␊ |
␉␉␊ |
␉␉// Use the pointer to the GUID we just stuffed into the system table␊ |
␉␉DT__AddProperty(tableNode, "guid", sizeof(EFI_GUID), (void*)pGuid);␊ |
␉␉␊ |
␉␉// The "table" property is the 32-bit (in our implementation) physical address of the table␊ |
␉␉DT__AddProperty(tableNode, "table", sizeof(void*) * 2, table);␊ |
␉␉␊ |
␉␉// Assume the alias pointer is a global or static piece of data␊ |
␉␉if (alias != NULL)␊ |
␉␉␉DT__AddProperty(tableNode, "alias", strlen(alias)+1, (char*)alias);␊ |
␉␉␊ |
␉␉return EFI_SUCCESS;␊ |
␉}␊ |
␉return EFI_UNSUPPORTED;␊ |
}␊ |
␊ |
//Azi: crc32 done in place, on the cases were it wasn't.␊ |
|
}*/␊ |
␊ |
/*␊ |
What we do here is simply allocate a fake EFI system table and a fake EFI␊ |
runtime services table.␊ |
* What we do here is simply allocate a fake EFI system table and a fake EFI␊ |
* runtime services table.␊ |
*␊ |
* Because we build against modern headers with kBootArgsRevision 4 we␊ |
* also take care to set efiMode = 32.␊ |
*/␊ |
␊ |
Because we build against modern headers with kBootArgsRevision 4 we␊ |
also take care to set efiMode = 32.␊ |
*/␊ |
void setupEfiTables32(void)␊ |
{␊ |
␉// We use the fake_efi_pages struct so that we only need to do one kernel␊ |
|
}␊ |
␊ |
/*␊ |
In addition to the EFI tables there is also the EFI device tree node.␊ |
In particular, we need /efi/platform to have an FSBFrequency key. Without it,␊ |
the tsc_init function will panic very early on in kernel startup, before␊ |
the console is available.␊ |
*/␊ |
* In addition to the EFI tables there is also the EFI device tree node.␊ |
* In particular, we need /efi/platform to have an FSBFrequency key. Without it,␊ |
* the tsc_init function will panic very early on in kernel startup, before␊ |
* the console is available.␊ |
*/␊ |
␊ |
/*==========================================================================␊ |
* FSB Frequency detection␊ |
|
static const char const MODEL_PROP[] = "Model";␊ |
␊ |
␊ |
/* Get an smbios option string option to convert to EFI_CHAR16 string */␊ |
/*␊ |
* Get an smbios option string option to convert to EFI_CHAR16 string␊ |
*/␊ |
␊ |
static EFI_CHAR16* getSmbiosChar16(const char * key, size_t* len)␊ |
{␊ |
const char * src= getStringForKey(key, &bootInfo->smbiosConfig);␊ |
EFI_CHAR16* dst = 0;␊ |
size_t i=0;␊ |
␉const char␉*src = getStringForKey(key, &bootInfo->smbiosConfig);␊ |
␉EFI_CHAR16* dst = 0;␊ |
␉size_t␉␉ i = 0;␊ |
␉␊ |
␉if (!key || !(*key) || !len || !src) return 0;␊ |
␉␊ |
␉*len = strlen(src);␊ |
␉dst = (EFI_CHAR16*) malloc( ((*len)+1) * 2 );␊ |
␉for (; i < (*len); i++) dst[i] = src[i];␊ |
␉dst[(*len)] = '\0';␊ |
␉*len = ((*len)+1)*2; // return the CHAR16 bufsize in cluding zero terminated CHAR16␊ |
␉return dst;␊ |
}␊ |
␊ |
if (!key || !(*key) || !len || !src) return 0;␊ |
/*␊ |
* Get the SystemID from the bios dmi info␊ |
*/␊ |
␊ |
*len = strlen(src);␊ |
dst = (EFI_CHAR16*) malloc( ((*len)+1) * 2 );␊ |
for (; i < (*len); i++) dst[i] = src[i];␊ |
dst[(*len)] = '\0';␊ |
*len = ((*len)+1)*2; // return the CHAR16 bufsize in cluding zero terminated CHAR16␊ |
return dst;␊ |
}␊ |
␊ |
/* Get the SystemID from the bios dmi info */␊ |
static EFI_CHAR8* getSmbiosUUID()␊ |
static␉EFI_CHAR8* getSmbiosUUID()␊ |
{␊ |
␉static EFI_CHAR8␉␉ uuid[UUID_LEN];␊ |
␉int␉␉␉␉␉␉ i, isZero, isOnes;␊ |
␉struct SMBEntryPoint␉*smbios;␊ |
␉SMBByte␉␉␉*p;␊ |
␉int␉␉␉i, isZero, isOnes;␊ |
␉static EFI_CHAR8 uuid[UUID_LEN];␊ |
␊ |
␉smbios = getSmbios(SMBIOS_PATCHED);␉/* checks for _SM_ anchor and table header checksum */␊ |
␉SMBByte␉␉␉␉␉*p;␊ |
␉␊ |
␉smbios = getSmbios(SMBIOS_PATCHED); // checks for _SM_ anchor and table header checksum␊ |
␉if (smbios==NULL) return 0; // getSmbios() return a non null value if smbios is found␊ |
␊ |
␉p = (SMBByte*) FindFirstDmiTableOfType(1, 0x19); /* Type 1: (3.3.2) System Information */␊ |
␉␊ |
␉p = (SMBByte*) FindFirstDmiTableOfType(1, 0x19); // Type 1: (3.3.2) System Information␊ |
␉if (p==NULL) return NULL;␊ |
␊ |
␉␊ |
␉verbose("Found SMBIOS System Information Table 1\n");␊ |
␉p += 8;␊ |
␊ |
␉for (i=0, isZero=1, isOnes=1; i<UUID_LEN; i++) {␊ |
␉␊ |
␉for (i=0, isZero=1, isOnes=1; i<UUID_LEN; i++)␊ |
␉{␊ |
␉␉if (p[i] != 0x00) isZero = 0;␊ |
␉␉if (p[i] != 0xff) isOnes = 0;␊ |
␉}␊ |
␉if (isZero || isOnes) {␉/* empty or setable means: no uuid present */␊ |
␉␊ |
␉if (isZero || isOnes) // empty or setable means: no uuid present␊ |
␉{␊ |
␉␉verbose("No UUID present in SMBIOS System Information Table\n");␊ |
␉␉return 0;␊ |
␉}␊ |
␊ |
␉␊ |
␉memcpy(uuid, p, UUID_LEN);␊ |
␉return uuid;␊ |
}␊ |
␊ |
/* return a binary UUID value from the overriden SystemID and SMUUID if found, ␊ |
/*␊ |
* return a binary UUID value from the overriden SystemID and SMUUID if found, ␊ |
* or from the bios if not, or from a fixed value if no bios value is found ␊ |
*/␊ |
␊ |
static EFI_CHAR8* getSystemID()␊ |
{ // unable to determine UUID for host. Error: 35 fix␊ |
{␊ |
␉// unable to determine UUID for host. Error: 35 fix␊ |
␉// Rek: new SMsystemid option conforming to smbios notation standards, this option should␊ |
␉// belong to smbios config only ...␊ |
␉const char *sysId = getStringForKey(kSystemID, &bootInfo->bootConfig);␊ |
␉EFI_CHAR8* ret = getUUIDFromString(sysId);␊ |
␊ |
// Rek: new SMsystemid option conforming to smbios notation standards, this option should␊ |
// belong to smbios config only ...␊ |
const char * sysId = getStringForKey(kSystemID, &bootInfo->bootConfig);␊ |
EFI_CHAR8* ret = getUUIDFromString(sysId);␊ |
␉if (!sysId || !ret) // try bios dmi info UUID extraction␊ |
␉{␊ |
␉␉ret = getSmbiosUUID();␊ |
␉␉sysId = 0;␊ |
␉}␊ |
␉␊ |
␉if (!ret) // no bios dmi UUID available, set a fixed value for system-id␊ |
␉␉ret=getUUIDFromString((sysId = (const char*) SYSTEM_ID));␊ |
␉␊ |
␉verbose("Customizing SystemID with : %s\n", getStringFromUUID(ret)); // apply a nice formatting to the displayed output␊ |
␉return ret;␊ |
}␊ |
␊ |
if(!sysId || !ret) { // try bios dmi info UUID extraction ␊ |
ret = getSmbiosUUID();␊ |
sysId = 0;␊ |
}␊ |
if(!ret) // no bios dmi UUID available, set a fixed value for system-id␊ |
ret=getUUIDFromString((sysId = (const char*) SYSTEM_ID));␊ |
/*␊ |
* Must be called AFTER setup Acpi because we need to take care of correct␊ |
* facp content to reflect in ioregs␊ |
*/␊ |
␊ |
verbose("Customizing SystemID with : %s\n", getStringFromUUID(ret)); // apply a nice formatting to the displayed output␊ |
return ret;␊ |
}␊ |
␊ |
// must be called AFTER setup Acpi because we need to take care of correct facp content to reflect in ioregs␊ |
void setupSystemType()␊ |
{␊ |
Node *node = DT__FindNode("/", false);␊ |
if (node == 0) stop("Couldn't get root node");␊ |
// we need to write this property after facp parsing␊ |
/* Export system-type only if it has been overrriden by the SystemType option */␊ |
DT__AddProperty(node, SYSTEM_TYPE_PROP, sizeof(Platform.Type), &Platform.Type);␊ |
␉Node *node = DT__FindNode("/", false);␊ |
␉if (node == 0) stop("Couldn't get root node");␊ |
␉// we need to write this property after facp parsing␊ |
␉// Export system-type only if it has been overrriden by the SystemType option␊ |
␉DT__AddProperty(node, SYSTEM_TYPE_PROP, sizeof(Platform.Type), &Platform.Type);␊ |
}␊ |
␊ |
void setupEfiDeviceTree(void)␊ |
{␊ |
EFI_CHAR16* ret16=0;␊ |
EFI_CHAR8* ret=0;␊ |
size_t len=0;␊ |
Node *node;␊ |
␊ |
node = DT__FindNode("/", false);␊ |
␊ |
if (node == 0) stop("Couldn't get root node");␊ |
␊ |
/* We could also just do DT__FindNode("/efi/platform", true)␊ |
* But I think eventually we want to fill stuff in the efi node␊ |
* too so we might as well create it so we have a pointer for it too.␊ |
*/␊ |
node = DT__AddChild(node, "efi");␊ |
␊ |
EFI_CHAR8*␉ ret = 0;␊ |
␉EFI_CHAR16* ret16 = 0;␊ |
␉size_t␉␉ len = 0;␊ |
␉Node␉␉*node;␊ |
␉␊ |
␉node = DT__FindNode("/", false);␊ |
␉␊ |
␉if (node == 0) stop("Couldn't get root node");␊ |
␉␊ |
␉// We could also just do DT__FindNode("/efi/platform", true)␊ |
␉// But I think eventually we want to fill stuff in the efi node␊ |
␉// too so we might as well create it so we have a pointer for it too.␊ |
␉node = DT__AddChild(node, "efi");␊ |
␉␊ |
␉if (archCpuType == CPU_TYPE_I386)␊ |
␉{␊ |
␉␉DT__AddProperty(node, FIRMWARE_ABI_PROP, sizeof(FIRMWARE_ABI_32_PROP_VALUE), (char*)FIRMWARE_ABI_32_PROP_VALUE);␊ |
|
␉}␊ |
␉␊ |
DT__AddProperty(node, FIRMWARE_REVISION_PROP, sizeof(FIRMWARE_REVISION), (EFI_UINT32*)&FIRMWARE_REVISION);␊ |
DT__AddProperty(node, FIRMWARE_VENDOR_PROP, sizeof(FIRMWARE_VENDOR), (EFI_CHAR16*)FIRMWARE_VENDOR);␊ |
␊ |
/* TODO: Fill in other efi properties if necessary */␊ |
␊ |
/* Set up the /efi/runtime-services table node similar to the way a child node of configuration-table␊ |
* is set up. That is, name and table properties */␊ |
Node *runtimeServicesNode = DT__AddChild(node, "runtime-services");␊ |
␊ |
␉DT__AddProperty(node, FIRMWARE_VENDOR_PROP, sizeof(FIRMWARE_VENDOR), (EFI_CHAR16*)FIRMWARE_VENDOR);␊ |
␉␊ |
␉// TODO: Fill in other efi properties if necessary␊ |
␉␊ |
␉// Set up the /efi/runtime-services table node similar to the way a child node of configuration-table␊ |
␉// is set up. That is, name and table properties␊ |
␉Node *runtimeServicesNode = DT__AddChild(node, "runtime-services");␊ |
␉␊ |
if (archCpuType == CPU_TYPE_I386)␊ |
␉{␊ |
␉␉// The value of the table property is the 32-bit physical address for the RuntimeServices table.␊ |
|
␉␉DT__AddProperty(runtimeServicesNode, "table", sizeof(uint64_t), &gST64->RuntimeServices);␊ |
␉}␊ |
␊ |
/* Set up the /efi/configuration-table node which will eventually have several child nodes for␊ |
* all of the configuration tables needed by various kernel extensions.␊ |
*/␊ |
gEfiConfigurationTableNode = DT__AddChild(node, "configuration-table");␊ |
// Set up the /efi/configuration-table node which will eventually have several child nodes for␊ |
␉// all of the configuration tables needed by various kernel extensions.␊ |
␉gEfiConfigurationTableNode = DT__AddChild(node, "configuration-table");␊ |
␉␊ |
␉// Now fill in the /efi/platform Node␊ |
␉Node *efiPlatformNode = DT__AddChild(node, "platform");␊ |
␉␊ |
␉// NOTE WELL: If you do add FSB Frequency detection, make sure to store␊ |
␉// the value in the fsbFrequency global and not an malloc'd pointer␊ |
␉// because the DT_AddProperty function does not copy its args.␊ |
␉␊ |
␉if (Platform.CPU.FSBFrequency != 0)␊ |
␉␉DT__AddProperty(efiPlatformNode, FSB_Frequency_prop, sizeof(uint64_t), &Platform.CPU.FSBFrequency);␊ |
␉␊ |
␉// Export TSC and CPU frequencies for use by the kernel or KEXTs␊ |
␉if (Platform.CPU.TSCFrequency != 0)␊ |
␉␉DT__AddProperty(efiPlatformNode, TSC_Frequency_prop, sizeof(uint64_t), &Platform.CPU.TSCFrequency);␊ |
␉␊ |
␉if (Platform.CPU.CPUFrequency != 0)␊ |
␉␉DT__AddProperty(efiPlatformNode, CPU_Frequency_prop, sizeof(uint64_t), &Platform.CPU.CPUFrequency);␊ |
␉␊ |
␉// Export system-id. Can be disabled with SystemId=No in com.apple.Boot.plist␊ |
␉if ((ret=getSystemID()))␊ |
␉␉DT__AddProperty(efiPlatformNode, SYSTEM_ID_PROP, UUID_LEN, (EFI_UINT32*) ret);␊ |
␊ |
/* Now fill in the /efi/platform Node */␊ |
Node *efiPlatformNode = DT__AddChild(node, "platform");␊ |
␊ |
/* NOTE WELL: If you do add FSB Frequency detection, make sure to store␊ |
* the value in the fsbFrequency global and not an malloc'd pointer␊ |
* because the DT_AddProperty function does not copy its args.␊ |
*/␊ |
if(Platform.CPU.FSBFrequency != 0) ␊ |
DT__AddProperty(efiPlatformNode, FSB_Frequency_prop, sizeof(uint64_t), &Platform.CPU.FSBFrequency);␊ |
␊ |
/* Export TSC and CPU frequencies for use by the kernel or KEXTs */␊ |
if(Platform.CPU.TSCFrequency != 0) ␊ |
DT__AddProperty(efiPlatformNode, TSC_Frequency_prop, sizeof(uint64_t), &Platform.CPU.TSCFrequency);␊ |
␉ // Export SystemSerialNumber if present␊ |
␉if ((ret16=getSmbiosChar16("SMserial", &len)))␊ |
␉␉DT__AddProperty(efiPlatformNode, SYSTEM_SERIAL_PROP, len, ret16);␊ |
␉␊ |
␉// Export Model if present␊ |
␉if ((ret16=getSmbiosChar16("SMproductname", &len)))␊ |
␉␉DT__AddProperty(efiPlatformNode, MODEL_PROP, len, ret16);␊ |
␉␊ |
␉// Fill /efi/device-properties node.␊ |
␉setupDeviceProperties(node);␊ |
}␊ |
␊ |
if(Platform.CPU.CPUFrequency != 0) ␊ |
DT__AddProperty(efiPlatformNode, CPU_Frequency_prop, sizeof(uint64_t), &Platform.CPU.CPUFrequency);␊ |
/*␊ |
* Load the smbios.plist override config file if any␊ |
*/␊ |
␊ |
/* Export system-id. Can be disabled with system-id=No in com.apple.Boot.plist */␊ |
if((ret=getSystemID()))␊ |
DT__AddProperty(efiPlatformNode, SYSTEM_ID_PROP, UUID_LEN, (EFI_UINT32*) ret);␊ |
␊ |
/* Export SystemSerialNumber if present */␊ |
if ((ret16=getSmbiosChar16("SMserial", &len)))␊ |
DT__AddProperty(efiPlatformNode, SYSTEM_SERIAL_PROP, len, ret16);␊ |
␊ |
/* Export Model if present */␊ |
if ((ret16=getSmbiosChar16("SMproductname", &len)))␊ |
DT__AddProperty(efiPlatformNode, MODEL_PROP, len, ret16);␊ |
␊ |
/* Fill /efi/device-properties node.␊ |
*/␊ |
setupDeviceProperties(node);␊ |
}␊ |
␊ |
/* Load the smbios.plist override config file if any */␊ |
static void setupSmbiosConfigFile()␊ |
{␊ |
const char * value = getStringForKey(kSMBIOS, &bootInfo->bootConfig);␊ |
extern void scan_mem();␊ |
␊ |
if (!value) value = "/Extra/smbios.plist";␊ |
if (loadConfigFile(value, &bootInfo->smbiosConfig) == -1) {␊ |
verbose("No SMBIOS replacement found\n");␊ |
␉const char * value = getStringForKey(kSMBIOS, &bootInfo->bootConfig);␊ |
␉extern void scan_mem();␊ |
␉␊ |
␉if (!value) value = "/Extra/smbios.plist";␊ |
␉if (loadConfigFile(value, &bootInfo->smbiosConfig) == -1)␊ |
␉{␊ |
␉␉verbose("No SMBIOS replacement found\n");␊ |
}␊ |
␊ |
␉␊ |
// get a chance to scan mem dynamically if user asks for it while having the config options loaded as well␊ |
// as opposed to when it was in scan_platform(), also load the orig. smbios so that we can access dmi info without␊ |
// patching the smbios yet␊ |
getSmbios(SMBIOS_ORIGINAL);␊ |
scan_mem(); ␊ |
smbios_p = (EFI_PTR32) getSmbios(SMBIOS_PATCHED);␉// process smbios asap␊ |
smbios_p = (EFI_PTR32) getSmbios(SMBIOS_PATCHED); // process smbios asap␊ |
}␊ |
␊ |
/* Installs all the needed configuration table entries */␊ |
/*␊ |
* Installs all the needed configuration table entries␊ |
*/␊ |
␊ |
static void setupEfiConfigurationTable()␊ |
{␊ |
␉smbios_p = (EFI_PTR32)getSmbios(SMBIOS_PATCHED);␊ |
|
␉}␊ |
}␊ |
␊ |
/*␊ |
* Entrypoint from boot.c␊ |
*/␊ |
␊ |
/* Entrypoint from boot.c */␊ |
void setupFakeEfi(void)␊ |
{␊ |
␉// Generate efi device strings ␊ |