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| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/reiserfs/@/boot/ia64/efi/main.c |
/*-
* Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
* Copyright (c) 1998,2000 Doug Rabson <dfr@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR OR CONTRIBUTORS 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/boot/ia64/efi/main.c 222799 2011-06-07 00:59:31Z marcel $");
#include <stand.h>
#include <string.h>
#include <setjmp.h>
#include <machine/sal.h>
#include <machine/pal.h>
#include <machine/pte.h>
#include <machine/dig64.h>
#include <efi.h>
#include <efilib.h>
#include <libia64.h>
/* DIG64 Headless Console & Debug Port Table. */
#define HCDP_TABLE_GUID \
{0xf951938d,0x620b,0x42ef,{0x82,0x79,0xa8,0x4b,0x79,0x61,0x78,0x98}}
extern char bootprog_name[];
extern char bootprog_rev[];
extern char bootprog_date[];
extern char bootprog_maker[];
struct arch_switch archsw; /* MI/MD interface boundary */
extern u_int64_t ia64_pal_entry;
EFI_GUID acpi = ACPI_TABLE_GUID;
EFI_GUID acpi20 = ACPI_20_TABLE_GUID;
EFI_GUID devid = DEVICE_PATH_PROTOCOL;
EFI_GUID hcdp = HCDP_TABLE_GUID;
EFI_GUID imgid = LOADED_IMAGE_PROTOCOL;
EFI_GUID mps = MPS_TABLE_GUID;
EFI_GUID netid = EFI_SIMPLE_NETWORK_PROTOCOL;
EFI_GUID sal = SAL_SYSTEM_TABLE_GUID;
EFI_GUID smbios = SMBIOS_TABLE_GUID;
static void
find_pal_proc(void)
{
int i;
struct sal_system_table *saltab = 0;
static int sizes[6] = {
48, 32, 16, 32, 16, 16
};
u_int8_t *p;
saltab = efi_get_table(&sal);
if (saltab == NULL) {
printf("Can't find SAL System Table\n");
return;
}
if (memcmp(saltab->sal_signature, "SST_", 4)) {
printf("Bad signature for SAL System Table\n");
return;
}
p = (u_int8_t *) (saltab + 1);
for (i = 0; i < saltab->sal_entry_count; i++) {
if (*p == 0) {
struct sal_entrypoint_descriptor *dp;
dp = (struct sal_entrypoint_descriptor *) p;
ia64_pal_entry = dp->sale_pal_proc;
return;
}
p += sizes[*p];
}
printf("Can't find PAL proc\n");
return;
}
static int
usc2cmp(CHAR16 *s1, CHAR16 *s2)
{
while (*s1 == *s2++) {
if (*s1++ == 0)
return (0);
}
return (*s1 - *(s2 - 1));
}
static char *
get_dev_option(int argc, CHAR16 *argv[])
{
static char dev[32];
CHAR16 *arg;
char *devp;
int i, j;
devp = NULL;
for (i = 0; i < argc; i++) {
if (usc2cmp(argv[i], L"-dev") == 0 && i < argc - 1) {
arg = argv[i + 1];
j = 0;
while (j < sizeof(dev) && *arg != 0)
dev[j++] = *arg++;
if (j == sizeof(dev))
j--;
dev[j] = '\0';
devp = dev;
break;
}
}
return (devp);
}
EFI_STATUS
main(int argc, CHAR16 *argv[])
{
struct devdesc currdev;
EFI_LOADED_IMAGE *img;
char *dev;
int i;
/*
* XXX Chicken-and-egg problem; we want to have console output
* early, but some console attributes may depend on reading from
* eg. the boot device, which we can't do yet. We can use
* printf() etc. once this is done.
*/
cons_probe();
printf("\n%s, Revision %s\n", bootprog_name, bootprog_rev);
find_pal_proc();
/*
* March through the device switch probing for things.
*/
for (i = 0; devsw[i] != NULL; i++)
if (devsw[i]->dv_init != NULL)
(devsw[i]->dv_init)();
/*
* Disable the watchdog timer. By default the boot manager sets
* the timer to 5 minutes before invoking a boot option. If we
* want to return to the boot manager, we have to disable the
* watchdog timer and since we're an interactive program, we don't
* want to wait until the user types "quit". The timer may have
* fired by then. We don't care if this fails. It does not prevent
* normal functioning in any way...
*/
BS->SetWatchdogTimer(0, 0, 0, NULL);
/* Get our loaded image protocol interface structure. */
BS->HandleProtocol(IH, &imgid, (VOID**)&img);
bzero(&currdev, sizeof(currdev));
efi_handle_lookup(img->DeviceHandle, &currdev.d_dev, &currdev.d_unit);
currdev.d_type = currdev.d_dev->dv_type;
env_setenv("loaddev", EV_VOLATILE, ia64_fmtdev(&currdev), env_noset,
env_nounset);
dev = get_dev_option(argc, argv);
if (dev == NULL)
dev = ia64_fmtdev(&currdev);
env_setenv("currdev", EV_VOLATILE, dev, ia64_setcurrdev, env_nounset);
setenv("LINES", "24", 1); /* optional */
archsw.arch_autoload = ia64_autoload;
archsw.arch_copyin = ia64_copyin;
archsw.arch_copyout = ia64_copyout;
archsw.arch_getdev = ia64_getdev;
archsw.arch_loadaddr = ia64_loadaddr;
archsw.arch_loadseg = ia64_loadseg;
archsw.arch_readin = ia64_readin;
interact(); /* doesn't return */
return (EFI_SUCCESS); /* keep compiler happy */
}
COMMAND_SET(quit, "quit", "exit the loader", command_quit);
static int
command_quit(int argc, char *argv[])
{
exit(0);
/* NOTREACHED */
return (CMD_OK);
}
COMMAND_SET(reboot, "reboot", "reboot the system", command_reboot);
static int
command_reboot(int argc, char *argv[])
{
RS->ResetSystem(EfiResetWarm, EFI_SUCCESS, 0, NULL);
/* NOTREACHED */
return (CMD_OK);
}
COMMAND_SET(memmap, "memmap", "print memory map", command_memmap);
static int
command_memmap(int argc, char *argv[])
{
UINTN sz;
EFI_MEMORY_DESCRIPTOR *map, *p;
UINTN key, dsz;
UINT32 dver;
EFI_STATUS status;
int i, ndesc;
static char *types[] = {
"Reserved",
"LoaderCode",
"LoaderData",
"BootServicesCode",
"BootServicesData",
"RuntimeServicesCode",
"RuntimeServicesData",
"ConventionalMemory",
"UnusableMemory",
"ACPIReclaimMemory",
"ACPIMemoryNVS",
"MemoryMappedIO",
"MemoryMappedIOPortSpace",
"PalCode"
};
sz = 0;
status = BS->GetMemoryMap(&sz, 0, &key, &dsz, &dver);
if (status != EFI_BUFFER_TOO_SMALL) {
printf("Can't determine memory map size\n");
return CMD_ERROR;
}
map = malloc(sz);
status = BS->GetMemoryMap(&sz, map, &key, &dsz, &dver);
if (EFI_ERROR(status)) {
printf("Can't read memory map\n");
return CMD_ERROR;
}
ndesc = sz / dsz;
printf("%23s %12s %12s %8s %4s\n",
"Type", "Physical", "Virtual", "#Pages", "Attr");
for (i = 0, p = map; i < ndesc;
i++, p = NextMemoryDescriptor(p, dsz)) {
printf("%23s %012lx %012lx %08lx ",
types[p->Type],
p->PhysicalStart,
p->VirtualStart,
p->NumberOfPages);
if (p->Attribute & EFI_MEMORY_UC)
printf("UC ");
if (p->Attribute & EFI_MEMORY_WC)
printf("WC ");
if (p->Attribute & EFI_MEMORY_WT)
printf("WT ");
if (p->Attribute & EFI_MEMORY_WB)
printf("WB ");
if (p->Attribute & EFI_MEMORY_UCE)
printf("UCE ");
if (p->Attribute & EFI_MEMORY_WP)
printf("WP ");
if (p->Attribute & EFI_MEMORY_RP)
printf("RP ");
if (p->Attribute & EFI_MEMORY_XP)
printf("XP ");
if (p->Attribute & EFI_MEMORY_RUNTIME)
printf("RUNTIME");
printf("\n");
}
return CMD_OK;
}
COMMAND_SET(configuration, "configuration",
"print configuration tables", command_configuration);
static const char *
guid_to_string(EFI_GUID *guid)
{
static char buf[40];
sprintf(buf, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
guid->Data1, guid->Data2, guid->Data3, guid->Data4[0],
guid->Data4[1], guid->Data4[2], guid->Data4[3], guid->Data4[4],
guid->Data4[5], guid->Data4[6], guid->Data4[7]);
return (buf);
}
static int
command_configuration(int argc, char *argv[])
{
int i;
printf("NumberOfTableEntries=%ld\n", ST->NumberOfTableEntries);
for (i = 0; i < ST->NumberOfTableEntries; i++) {
EFI_GUID *guid;
printf(" ");
guid = &ST->ConfigurationTable[i].VendorGuid;
if (!memcmp(guid, &mps, sizeof(EFI_GUID)))
printf("MPS Table");
else if (!memcmp(guid, &acpi, sizeof(EFI_GUID)))
printf("ACPI Table");
else if (!memcmp(guid, &acpi20, sizeof(EFI_GUID)))
printf("ACPI 2.0 Table");
else if (!memcmp(guid, &smbios, sizeof(EFI_GUID)))
printf("SMBIOS Table");
else if (!memcmp(guid, &sal, sizeof(EFI_GUID)))
printf("SAL System Table");
else if (!memcmp(guid, &hcdp, sizeof(EFI_GUID)))
printf("DIG64 HCDP Table");
else
printf("Unknown Table (%s)", guid_to_string(guid));
printf(" at %p\n", ST->ConfigurationTable[i].VendorTable);
}
return CMD_OK;
}
COMMAND_SET(sal, "sal", "print SAL System Table", command_sal);
static int
command_sal(int argc, char *argv[])
{
int i;
struct sal_system_table *saltab = 0;
static int sizes[6] = {
48, 32, 16, 32, 16, 16
};
u_int8_t *p;
saltab = efi_get_table(&sal);
if (saltab == NULL) {
printf("Can't find SAL System Table\n");
return CMD_ERROR;
}
if (memcmp(saltab->sal_signature, "SST_", 4)) {
printf("Bad signature for SAL System Table\n");
return CMD_ERROR;
}
printf("SAL Revision %x.%02x\n",
saltab->sal_rev[1],
saltab->sal_rev[0]);
printf("SAL A Version %x.%02x\n",
saltab->sal_a_version[1],
saltab->sal_a_version[0]);
printf("SAL B Version %x.%02x\n",
saltab->sal_b_version[1],
saltab->sal_b_version[0]);
p = (u_int8_t *) (saltab + 1);
for (i = 0; i < saltab->sal_entry_count; i++) {
printf(" Desc %d", *p);
if (*p == 0) {
struct sal_entrypoint_descriptor *dp;
dp = (struct sal_entrypoint_descriptor *) p;
printf("\n");
printf(" PAL Proc at 0x%lx\n",
dp->sale_pal_proc);
printf(" SAL Proc at 0x%lx\n",
dp->sale_sal_proc);
printf(" SAL GP at 0x%lx\n",
dp->sale_sal_gp);
} else if (*p == 1) {
struct sal_memory_descriptor *dp;
dp = (struct sal_memory_descriptor *) p;
printf(" Type %d.%d, ",
dp->sale_memory_type[0],
dp->sale_memory_type[1]);
printf("Address 0x%lx, ",
dp->sale_physical_address);
printf("Length 0x%x\n",
dp->sale_length);
} else if (*p == 5) {
struct sal_ap_wakeup_descriptor *dp;
dp = (struct sal_ap_wakeup_descriptor *) p;
printf("\n");
printf(" Mechanism %d\n", dp->sale_mechanism);
printf(" Vector 0x%lx\n", dp->sale_vector);
} else
printf("\n");
p += sizes[*p];
}
return CMD_OK;
}
int
print_trs(int type)
{
struct ia64_pal_result res;
int i, maxtr;
struct {
pt_entry_t pte;
uint64_t itir;
uint64_t ifa;
struct ia64_rr rr;
} buf;
static const char *psnames[] = {
"1B", "2B", "4B", "8B",
"16B", "32B", "64B", "128B",
"256B", "512B", "1K", "2K",
"4K", "8K", "16K", "32K",
"64K", "128K", "256K", "512K",
"1M", "2M", "4M", "8M",
"16M", "32M", "64M", "128M",
"256M", "512M", "1G", "2G"
};
static const char *manames[] = {
"WB", "bad", "bad", "bad",
"UC", "UCE", "WC", "NaT",
};
res = ia64_call_pal_static(PAL_VM_SUMMARY, 0, 0, 0);
if (res.pal_status != 0) {
printf("Can't get VM summary\n");
return CMD_ERROR;
}
if (type == 0)
maxtr = (res.pal_result[0] >> 40) & 0xff;
else
maxtr = (res.pal_result[0] >> 32) & 0xff;
printf("%d translation registers\n", maxtr);
pager_open();
pager_output("TR# RID Virtual Page Physical Page PgSz ED AR PL D A MA P KEY\n");
for (i = 0; i <= maxtr; i++) {
char lbuf[128];
bzero(&buf, sizeof(buf));
res = ia64_call_pal_stacked(PAL_VM_TR_READ, i, type,
(u_int64_t) &buf);
if (res.pal_status != 0)
break;
/* Only display valid translations */
if ((buf.ifa & 1) == 0)
continue;
if (!(res.pal_result[0] & 1))
buf.pte &= ~PTE_AR_MASK;
if (!(res.pal_result[0] & 2))
buf.pte &= ~PTE_PL_MASK;
if (!(res.pal_result[0] & 4))
buf.pte &= ~PTE_DIRTY;
if (!(res.pal_result[0] & 8))
buf.pte &= ~PTE_MA_MASK;
sprintf(lbuf, "%03d %06x %013lx %013lx %4s %d %d %d %d %d "
"%-3s %d %06x\n", i, buf.rr.rr_rid, buf.ifa >> 12,
(buf.pte & PTE_PPN_MASK) >> 12,
psnames[(buf.itir & ITIR_PS_MASK) >> 2],
(buf.pte & PTE_ED) ? 1 : 0,
(int)(buf.pte & PTE_AR_MASK) >> 9,
(int)(buf.pte & PTE_PL_MASK) >> 7,
(buf.pte & PTE_DIRTY) ? 1 : 0,
(buf.pte & PTE_ACCESSED) ? 1 : 0,
manames[(buf.pte & PTE_MA_MASK) >> 2],
(buf.pte & PTE_PRESENT) ? 1 : 0,
(int)((buf.itir & ITIR_KEY_MASK) >> 8));
pager_output(lbuf);
}
pager_close();
if (res.pal_status != 0) {
printf("Error while getting TR contents\n");
return CMD_ERROR;
}
return CMD_OK;
}
COMMAND_SET(itr, "itr", "print instruction TRs", command_itr);
static int
command_itr(int argc, char *argv[])
{
return print_trs(0);
}
COMMAND_SET(dtr, "dtr", "print data TRs", command_dtr);
static int
command_dtr(int argc, char *argv[])
{
return print_trs(1);
}
COMMAND_SET(hcdp, "hcdp", "Dump HCDP info", command_hcdp);
static char *
hcdp_string(char *s, u_int len)
{
static char buffer[256];
memcpy(buffer, s, len);
buffer[len] = 0;
return (buffer);
}
static int
command_hcdp(int argc, char *argv[])
{
struct dig64_hcdp_table *tbl;
struct dig64_hcdp_entry *ent;
struct dig64_gas *gas;
int i;
tbl = efi_get_table(&hcdp);
if (tbl == NULL) {
printf("No HCDP table present\n");
return (CMD_OK);
}
if (memcmp(tbl->signature, HCDP_SIGNATURE, sizeof(tbl->signature))) {
printf("HCDP table has invalid signature\n");
return (CMD_OK);
}
if (tbl->length < sizeof(*tbl) - sizeof(*tbl->entry)) {
printf("HCDP table too short\n");
return (CMD_OK);
}
printf("HCDP table at 0x%016lx\n", (u_long)tbl);
printf("Signature = %s\n", hcdp_string(tbl->signature, 4));
printf("Length = %u\n", tbl->length);
printf("Revision = %u\n", tbl->revision);
printf("Checksum = %u\n", tbl->checksum);
printf("OEM Id = %s\n", hcdp_string(tbl->oem_id, 6));
printf("Table Id = %s\n", hcdp_string(tbl->oem_tbl_id, 8));
printf("OEM rev = %u\n", tbl->oem_rev);
printf("Creator Id = %s\n", hcdp_string(tbl->creator_id, 4));
printf("Creator rev= %u\n", tbl->creator_rev);
printf("Entries = %u\n", tbl->entries);
for (i = 0; i < tbl->entries; i++) {
ent = tbl->entry + i;
printf("Entry #%d:\n", i + 1);
printf(" Type = %u\n", ent->type);
printf(" Databits = %u\n", ent->databits);
printf(" Parity = %u\n", ent->parity);
printf(" Stopbits = %u\n", ent->stopbits);
printf(" PCI seg = %u\n", ent->pci_segment);
printf(" PCI bus = %u\n", ent->pci_bus);
printf(" PCI dev = %u\n", ent->pci_device);
printf(" PCI func = %u\n", ent->pci_function);
printf(" Interrupt = %u\n", ent->interrupt);
printf(" PCI flag = %u\n", ent->pci_flag);
printf(" Baudrate = %lu\n",
((u_long)ent->baud_high << 32) + (u_long)ent->baud_low);
gas = &ent->address;
printf(" Addr space= %u\n", gas->addr_space);
printf(" Bit width = %u\n", gas->bit_width);
printf(" Bit offset= %u\n", gas->bit_offset);
printf(" Address = 0x%016lx\n",
((u_long)gas->addr_high << 32) + (u_long)gas->addr_low);
printf(" PCI type = %u\n", ent->pci_devid);
printf(" PCI vndr = %u\n", ent->pci_vendor);
printf(" IRQ = %u\n", ent->irq);
printf(" PClock = %u\n", ent->pclock);
printf(" PCI iface = %u\n", ent->pci_interface);
}
printf("<EOT>\n");
return (CMD_OK);
}
COMMAND_SET(about, "about", "about the loader", command_about);
extern uint64_t _start_plabel[];
static int
command_about(int argc, char *argv[])
{
EFI_LOADED_IMAGE *img;
printf("%s\n", bootprog_name);
printf("revision %s\n", bootprog_rev);
printf("built by %s\n", bootprog_maker);
printf("built on %s\n", bootprog_date);
printf("\n");
BS->HandleProtocol(IH, &imgid, (VOID**)&img);
printf("image loaded at %p\n", img->ImageBase);
printf("entry at %#lx (%#lx)\n", _start_plabel[0], _start_plabel[1]);
}