Add TCG ACPI spec table (TCPA) support.
Submitted by: Hans-Joerg_Hoexer@genua.de
This commit is contained in:
Takanori Watanabe
parent
e3813573bd
commit
c031c93b5d
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=211196
@ -68,6 +68,7 @@ static void acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
|
||||
static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp);
|
||||
static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat);
|
||||
static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp);
|
||||
static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp);
|
||||
static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp);
|
||||
static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp);
|
||||
static void acpi_print_facs(ACPI_TABLE_FACS *facs);
|
||||
@ -81,6 +82,46 @@ static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first,
|
||||
/* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */
|
||||
static int addr_size;
|
||||
|
||||
/* Strings used in the TCPA table */
|
||||
static const char *tcpa_event_type_strings[] = {
|
||||
"PREBOOT Certificate",
|
||||
"POST Code",
|
||||
"Unused",
|
||||
"No Action",
|
||||
"Separator",
|
||||
"Action",
|
||||
"Event Tag",
|
||||
"S-CRTM Contents",
|
||||
"S-CRTM Version",
|
||||
"CPU Microcode",
|
||||
"Platform Config Flags",
|
||||
"Table of Devices",
|
||||
"Compact Hash",
|
||||
"IPL",
|
||||
"IPL Partition Data",
|
||||
"Non-Host Code",
|
||||
"Non-Host Config",
|
||||
"Non-Host Info"
|
||||
};
|
||||
|
||||
static const char *TCPA_pcclient_strings[] = {
|
||||
"<undefined>",
|
||||
"SMBIOS",
|
||||
"BIS Certificate",
|
||||
"POST BIOS ROM Strings",
|
||||
"ESCD",
|
||||
"CMOS",
|
||||
"NVRAM",
|
||||
"Option ROM Execute",
|
||||
"Option ROM Configurateion",
|
||||
"<undefined>",
|
||||
"Option ROM Microcode Update ",
|
||||
"S-CRTM Version String",
|
||||
"S-CRTM Contents",
|
||||
"POST Contents",
|
||||
"Table of Devices",
|
||||
};
|
||||
|
||||
static void
|
||||
acpi_print_string(char *s, size_t length)
|
||||
{
|
||||
@ -492,6 +533,165 @@ acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain,
|
||||
printf("\tProximity Domain=%d\n", proximity_domain);
|
||||
}
|
||||
|
||||
static char *
|
||||
acpi_tcpa_evname(struct TCPAevent *event)
|
||||
{
|
||||
struct TCPApc_event *pc_event;
|
||||
char *eventname = NULL;
|
||||
|
||||
pc_event = (struct TCPApc_event *)(event + 1);
|
||||
|
||||
switch(event->event_type) {
|
||||
case PREBOOT:
|
||||
case POST_CODE:
|
||||
case UNUSED:
|
||||
case NO_ACTION:
|
||||
case SEPARATOR:
|
||||
case SCRTM_CONTENTS:
|
||||
case SCRTM_VERSION:
|
||||
case CPU_MICROCODE:
|
||||
case PLATFORM_CONFIG_FLAGS:
|
||||
case TABLE_OF_DEVICES:
|
||||
case COMPACT_HASH:
|
||||
case IPL:
|
||||
case IPL_PARTITION_DATA:
|
||||
case NONHOST_CODE:
|
||||
case NONHOST_CONFIG:
|
||||
case NONHOST_INFO:
|
||||
asprintf(&eventname, "%s",
|
||||
tcpa_event_type_strings[event->event_type]);
|
||||
break;
|
||||
|
||||
case ACTION:
|
||||
eventname = calloc(event->event_size + 1, sizeof(char));
|
||||
memcpy(eventname, pc_event, event->event_size);
|
||||
break;
|
||||
|
||||
case EVENT_TAG:
|
||||
switch (pc_event->event_id) {
|
||||
case SMBIOS:
|
||||
case BIS_CERT:
|
||||
case CMOS:
|
||||
case NVRAM:
|
||||
case OPTION_ROM_EXEC:
|
||||
case OPTION_ROM_CONFIG:
|
||||
case S_CRTM_VERSION:
|
||||
case POST_BIOS_ROM:
|
||||
case ESCD:
|
||||
case OPTION_ROM_MICROCODE:
|
||||
case S_CRTM_CONTENTS:
|
||||
case POST_CONTENTS:
|
||||
asprintf(&eventname, "%s",
|
||||
TCPA_pcclient_strings[pc_event->event_id]);
|
||||
break;
|
||||
|
||||
default:
|
||||
asprintf(&eventname, "<unknown tag 0x%02x>",
|
||||
pc_event->event_id);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
asprintf(&eventname, "<unknown 0x%02x>", event->event_type);
|
||||
break;
|
||||
}
|
||||
|
||||
return eventname;
|
||||
}
|
||||
|
||||
static void
|
||||
acpi_print_tcpa(struct TCPAevent *event)
|
||||
{
|
||||
int i;
|
||||
char *eventname;
|
||||
|
||||
eventname = acpi_tcpa_evname(event);
|
||||
|
||||
printf("\t%d", event->pcr_index);
|
||||
printf(" 0x");
|
||||
for (i = 0; i < 20; i++)
|
||||
printf("%02x", event->pcr_value[i]);
|
||||
printf(" [%s]\n", eventname ? eventname : "<unknown>");
|
||||
|
||||
free(eventname);
|
||||
}
|
||||
|
||||
static void
|
||||
acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp)
|
||||
{
|
||||
struct TCPAbody *tcpa;
|
||||
struct TCPAevent *event;
|
||||
u_int64_t len, paddr;
|
||||
unsigned char *vaddr = NULL;
|
||||
unsigned char *vend = NULL;
|
||||
|
||||
printf(BEGIN_COMMENT);
|
||||
acpi_print_sdt(sdp);
|
||||
tcpa = (struct TCPAbody *) sdp;
|
||||
|
||||
switch (tcpa->platform_class) {
|
||||
case ACPI_TCPA_BIOS_CLIENT:
|
||||
len = tcpa->client.log_max_len;
|
||||
paddr = tcpa->client.log_start_addr;
|
||||
break;
|
||||
|
||||
case ACPI_TCPA_BIOS_SERVER:
|
||||
len = tcpa->server.log_max_len;
|
||||
paddr = tcpa->server.log_start_addr;
|
||||
break;
|
||||
|
||||
default:
|
||||
printf("XXX");
|
||||
printf(END_COMMENT);
|
||||
return;
|
||||
}
|
||||
printf("\tClass %d Base Address 0x%jx Length %lld\n\n",
|
||||
tcpa->platform_class, paddr, len);
|
||||
|
||||
if (len == 0) {
|
||||
printf("\tEmpty TCPA table\n");
|
||||
printf(END_COMMENT);
|
||||
return;
|
||||
}
|
||||
|
||||
vaddr = (unsigned char *)acpi_map_physical(paddr, len);
|
||||
vend = vaddr + len;
|
||||
|
||||
while (vaddr != NULL) {
|
||||
if (vaddr + sizeof(struct TCPAevent) >= vend)
|
||||
break;
|
||||
event = (struct TCPAevent *)vaddr;
|
||||
if (vaddr + event->event_size >= vend)
|
||||
break;
|
||||
if (event->event_type == 0 && event->event_size == 0)
|
||||
break;
|
||||
#if 0
|
||||
{
|
||||
unsigned int i, j, k;
|
||||
|
||||
printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr);
|
||||
for (j = 0, i = 0; i <
|
||||
sizeof(struct TCPAevent) + event->event_size; i++) {
|
||||
printf("%02x ", vaddr[i]);
|
||||
if ((i+1) % 8 == 0) {
|
||||
for (k = 0; k < 8; k++)
|
||||
printf("%c", isprint(vaddr[j+k]) ?
|
||||
vaddr[j+k] : '.');
|
||||
printf("\n\t\t%p ", &vaddr[i + 1]);
|
||||
j = i + 1;
|
||||
}
|
||||
}
|
||||
printf("\n"); }
|
||||
#endif
|
||||
acpi_print_tcpa(event);
|
||||
|
||||
vaddr += sizeof(struct TCPAevent) + event->event_size;
|
||||
}
|
||||
|
||||
printf(END_COMMENT);
|
||||
}
|
||||
|
||||
static void
|
||||
acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp)
|
||||
{
|
||||
@ -886,6 +1086,8 @@ acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp)
|
||||
acpi_handle_mcfg(sdp);
|
||||
else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4))
|
||||
acpi_handle_srat(sdp);
|
||||
else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4))
|
||||
acpi_handle_tcpa(sdp);
|
||||
else {
|
||||
printf(BEGIN_COMMENT);
|
||||
acpi_print_sdt(sdp);
|
||||
|
||||
@ -55,6 +55,78 @@
|
||||
/* Find and map the RSD PTR structure and return it for parsing */
|
||||
ACPI_TABLE_HEADER *sdt_load_devmem(void);
|
||||
|
||||
/* TCPA */
|
||||
struct TCPAbody {
|
||||
ACPI_TABLE_HEADER header;
|
||||
uint16_t platform_class;
|
||||
#define ACPI_TCPA_BIOS_CLIENT 0x00
|
||||
#define ACPI_TCPA_BIOS_SERVER 0x01
|
||||
union {
|
||||
struct client_hdr {
|
||||
uint32_t log_max_len __packed;
|
||||
uint64_t log_start_addr __packed;
|
||||
} client;
|
||||
struct server_hdr {
|
||||
uint16_t reserved;
|
||||
uint64_t log_max_len __packed;
|
||||
uint64_t log_start_addr __packed;
|
||||
} server;
|
||||
};
|
||||
} __packed;
|
||||
|
||||
struct TCPAevent {
|
||||
u_int32_t pcr_index;
|
||||
u_int32_t event_type;
|
||||
u_int8_t pcr_value[20];
|
||||
u_int32_t event_size;
|
||||
u_int8_t event_data[0];
|
||||
};
|
||||
|
||||
struct TCPApc_event {
|
||||
u_int32_t event_id;
|
||||
u_int32_t event_size;
|
||||
u_int8_t event_data[0];
|
||||
};
|
||||
|
||||
enum TCPAevent_types {
|
||||
PREBOOT = 0,
|
||||
POST_CODE,
|
||||
UNUSED,
|
||||
NO_ACTION,
|
||||
SEPARATOR,
|
||||
ACTION,
|
||||
EVENT_TAG,
|
||||
SCRTM_CONTENTS,
|
||||
SCRTM_VERSION,
|
||||
CPU_MICROCODE,
|
||||
PLATFORM_CONFIG_FLAGS,
|
||||
TABLE_OF_DEVICES,
|
||||
COMPACT_HASH,
|
||||
IPL,
|
||||
IPL_PARTITION_DATA,
|
||||
NONHOST_CODE,
|
||||
NONHOST_CONFIG,
|
||||
NONHOST_INFO,
|
||||
EVENT_TYPE_MAX,
|
||||
};
|
||||
|
||||
enum TCPApcclient_ids {
|
||||
SMBIOS = 1,
|
||||
BIS_CERT,
|
||||
POST_BIOS_ROM,
|
||||
ESCD,
|
||||
CMOS,
|
||||
NVRAM,
|
||||
OPTION_ROM_EXEC,
|
||||
OPTION_ROM_CONFIG,
|
||||
OPTION_ROM_MICROCODE = 10,
|
||||
S_CRTM_VERSION,
|
||||
S_CRTM_CONTENTS,
|
||||
POST_CONTENTS,
|
||||
HOST_TABLE_OF_DEVICES,
|
||||
PCCLIENT_ID_MAX,
|
||||
};
|
||||
|
||||
/*
|
||||
* Load the DSDT from a previous save file. Note that other tables are
|
||||
* not saved (i.e. FADT)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user