/**
* EFI entry point
*
* @v image_handle Image handle
* @v systab System table
* @ret efirc EFI return status code
*/
EFI_STATUS EFIAPI _efi_start ( EFI_HANDLE image_handle,
EFI_SYSTEM_TABLE *systab ) {
EFI_STATUS efirc;
int rc;
/* Initialise EFI environment */
if ( ( efirc = efi_init ( image_handle, systab ) ) != 0 )
goto err_init;
/* Record autoboot device (if any) */
efi_set_autoboot();
/* Claim SNP devices for use by iPXE */
efi_snp_claim();
/* Call to main() */
if ( ( rc = main() ) != 0 ) {
efirc = EFIRC ( rc );
goto err_main;
}
err_main:
efi_snp_release();
efi_loaded_image->Unload ( image_handle );
efi_driver_reconnect_all();
err_init:
return efirc;
}
void *bsp_get_rsdp(void)
{
if (!efi_initialized) {
efi_init();
}
return hpa2hva((uint64_t)efi_ctx.rsdp);
}
void init_bsp(void)
{
#ifndef CONFIG_CONSTANT_ACPI
acpi_fixup();
#endif
parse_hv_cmdline();
if (!efi_initialized)
efi_init();
}
/**
* EFI entry point
*
* @v image_handle Image handle
* @v systab System table
* @ret efirc EFI return status code
*/
EFI_STATUS EFIAPI _efidrv_start ( EFI_HANDLE image_handle,
EFI_SYSTEM_TABLE *systab ) {
EFI_STATUS efirc;
/* Initialise EFI environment */
if ( ( efirc = efi_init ( image_handle, systab ) ) != 0 )
return efirc;
/* Initialise iPXE environment */
initialise();
startup();
/* Release network devices for use via SNP */
efi_snp_release();
return 0;
}
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QDialog w;
w.setWindowTitle("Reboot into:");
QVBoxLayout layout;
efi_init();
reboot_init();
uint16_t *data;
int l = boot_entry_list(&data);
for (int i = 0; i < l; i++) {
QPushButton *button = new QPushButton(QString(boot_entry_name(data[i])));
layout.addWidget(button);
button->connect(button, &QPushButton::clicked, [=]() {
set_boot_next(data[i]);
do_reboot();
});
}
w.setLayout(&layout);
w.show();
return a.exec();
}
int main()
{
uint16_t *data;
int l, i, c;
data = NULL;
efi_init(); // Perform all tasks needed to access EFI functions
reboot_init(); // Perform all tasks needed to access Reboot functions
l = boot_entry_list(&data);
for (i = 0; i < l; i++) {
printf("%d: %s\n", i, boot_entry_name(data[i]));
}
printf("Input your choice: ");
scanf("%d", &c);
if (c < 0 || c >= l) {
printf("ERROR: Invalid choice\n");
exit(-1);
}
set_boot_next(data[c]);
printf("Set next boot target to: %s\n", boot_entry_name(data[c]));
do_reboot();
return 0;
}
void __init
setup_arch (char **cmdline_p)
{
unw_init();
ia64_patch_vtop((u64) __start___vtop_patchlist, (u64) __end___vtop_patchlist);
*cmdline_p = __va(ia64_boot_param->command_line);
strlcpy(saved_command_line, *cmdline_p, COMMAND_LINE_SIZE);
efi_init();
io_port_init();
#ifdef CONFIG_IA64_GENERIC
machvec_init(acpi_get_sysname());
#endif
if (early_console_setup(*cmdline_p) == 0)
mark_bsp_online();
#ifdef CONFIG_ACPI_BOOT
/* Initialize the ACPI boot-time table parser */
acpi_table_init();
# ifdef CONFIG_ACPI_NUMA
acpi_numa_init();
# endif
#else
# ifdef CONFIG_SMP
smp_build_cpu_map(); /* happens, e.g., with the Ski simulator */
# endif
#endif /* CONFIG_APCI_BOOT */
find_memory();
/* process SAL system table: */
ia64_sal_init(efi.sal_systab);
#ifdef CONFIG_SMP
cpu_physical_id(0) = hard_smp_processor_id();
#endif
cpu_init(); /* initialize the bootstrap CPU */
#ifdef CONFIG_ACPI_BOOT
acpi_boot_init();
#endif
#ifdef CONFIG_VT
if (!conswitchp) {
# if defined(CONFIG_DUMMY_CONSOLE)
conswitchp = &dummy_con;
# endif
# if defined(CONFIG_VGA_CONSOLE)
/*
* Non-legacy systems may route legacy VGA MMIO range to system
* memory. vga_con probes the MMIO hole, so memory looks like
* a VGA device to it. The EFI memory map can tell us if it's
* memory so we can avoid this problem.
*/
if (efi_mem_type(0xA0000) != EFI_CONVENTIONAL_MEMORY)
conswitchp = &vga_con;
# endif
}
#endif
/* enable IA-64 Machine Check Abort Handling unless disabled */
if (!strstr(saved_command_line, "nomca"))
ia64_mca_init();
platform_setup(cmdline_p);
paging_init();
}
main(int argc, char *argv[]) {
char *pgm;
char *server;
int i, j;
int id, nc;
int nstep = 10;
int nmodule = 5;
int running[MAX_MODULES], runstate[MAX_MODULES], nrunning;
pgm = argv[0];
++argv; --argc;
if (!argc) {
fprintf(stderr, "usage: %s server [nstep] [nmodule]\n", pgm);
exit(1);
}
server = argv[0];
++argv; --argc;
if (argc) {
nstep = atoi(argv[0]);
++argv; --argc;
}
if (argc) {
nmodule = atoi(argv[0]);
++argv; --argc;
}
if (argc) {
fprintf(stderr, "usage: %s server [nstep] [nmodule]\n", pgm);
exit(1);
}
event_verbose(0);
efi_init();
id = event_join(server, &nc);
if (!id) {
fprintf(stderr, "%s: couldn't join server %s\n", pgm, server);
exit(1);
}
fprintf(stderr, "%s: Joined %s as client id %d (%d clients)\n",
pgm, server, id, nc);
/* Don't receive any events */
event_select_type(0, 0, ET_MAX);
event_receive_enable(0);
/* Send loaded messages */
for (i = 0; i < nmodule; ++i) {
send_state(i, 2);
event_sleep(irand(100, 1000));
}
/* Send an idle messages */
for (i = 0; i < nmodule; ++i) {
send_state(i, 3);
event_sleep(irand(100, 1000));
}
/* Cycle run-send-idle for each step */
for (i = 0; i < nstep; ++i) {
/* Set all modules to IDLE */
for (j = 0; j < nmodule; ++j) {
running[j] = j;
runstate[j] = 3;
}
nrunning = nmodule;
/* Randomly cycle a module */
while (nrunning) {
j = irand(0, nrunning-1);
if (runstate[j] == 5) runstate[j] = 3;
else ++runstate[j];
send_state(running[j], runstate[j]);
/* Remove modules that have gone idle */
if (runstate[j] == 3) {
running[j] = running[nrunning-1];
runstate[j] = runstate[nrunning-1];
nrunning--;
}
event_sleep(irand(100, 2000));
}
send_frame(i+1, nstep);
printf("Finished frame %d\n", i);
}
/* Send an unload messages */
for (i = 0; i < nmodule; ++i) {
send_state(i, 1);
event_sleep(irand(100, 1000));
}
}
void __init
setup_arch (char **cmdline_p)
{
unw_init();
ia64_patch_vtop((u64) __start___vtop_patchlist, (u64) __end___vtop_patchlist);
*cmdline_p = __va(ia64_boot_param->command_line);
strlcpy(saved_command_line, *cmdline_p, COMMAND_LINE_SIZE);
efi_init();
io_port_init();
parse_early_param();
#ifdef CONFIG_IA64_GENERIC
machvec_init(NULL);
#endif
if (early_console_setup(*cmdline_p) == 0)
mark_bsp_online();
#ifdef CONFIG_ACPI
/* Initialize the ACPI boot-time table parser */
acpi_table_init();
# ifdef CONFIG_ACPI_NUMA
acpi_numa_init();
# endif
#else
# ifdef CONFIG_SMP
smp_build_cpu_map(); /* happens, e.g., with the Ski simulator */
# endif
#endif /* CONFIG_APCI_BOOT */
find_memory();
/* process SAL system table: */
ia64_sal_init(__va(efi.sal_systab));
ia64_setup_printk_clock();
#ifdef CONFIG_SMP
cpu_physical_id(0) = hard_smp_processor_id();
cpu_set(0, cpu_sibling_map[0]);
cpu_set(0, cpu_core_map[0]);
check_for_logical_procs();
if (smp_num_cpucores > 1)
printk(KERN_INFO
"cpu package is Multi-Core capable: number of cores=%d\n",
smp_num_cpucores);
if (smp_num_siblings > 1)
printk(KERN_INFO
"cpu package is Multi-Threading capable: number of siblings=%d\n",
smp_num_siblings);
#endif
cpu_init(); /* initialize the bootstrap CPU */
mmu_context_init(); /* initialize context_id bitmap */
#ifdef CONFIG_ACPI
acpi_boot_init();
#endif
#ifdef CONFIG_VT
if (!conswitchp) {
# if defined(CONFIG_DUMMY_CONSOLE)
conswitchp = &dummy_con;
# endif
# if defined(CONFIG_VGA_CONSOLE)
/*
* Non-legacy systems may route legacy VGA MMIO range to system
* memory. vga_con probes the MMIO hole, so memory looks like
* a VGA device to it. The EFI memory map can tell us if it's
* memory so we can avoid this problem.
*/
if (efi_mem_type(0xA0000) != EFI_CONVENTIONAL_MEMORY)
conswitchp = &vga_con;
# endif
}
#endif
/* enable IA-64 Machine Check Abort Handling unless disabled */
if (!nomca)
ia64_mca_init();
platform_setup(cmdline_p);
paging_init();
}
void __init
setup_arch (char **cmdline_p)
{
extern unsigned long ia64_iobase;
unsigned long phys_iobase;
unw_init();
ia64_patch_vtop((u64) __start___vtop_patchlist, (u64) __end___vtop_patchlist);
*cmdline_p = __va(ia64_boot_param->command_line);
strlcpy(saved_command_line, *cmdline_p, sizeof(saved_command_line));
efi_init();
#ifdef CONFIG_ACPI_BOOT
/* Initialize the ACPI boot-time table parser */
acpi_table_init();
# ifdef CONFIG_ACPI_NUMA
acpi_numa_init();
# endif
#else
# ifdef CONFIG_SMP
smp_build_cpu_map(); /* happens, e.g., with the Ski simulator */
# endif
#endif /* CONFIG_APCI_BOOT */
find_memory();
/* process SAL system table: */
ia64_sal_init(efi.sal_systab);
#ifdef CONFIG_IA64_GENERIC
machvec_init(acpi_get_sysname());
#endif
/*
* Set `iobase' to the appropriate address in region 6 (uncached access range).
*
* The EFI memory map is the "preferred" location to get the I/O port space base,
* rather the relying on AR.KR0. This should become more clear in future SAL
* specs. We'll fall back to getting it out of AR.KR0 if no appropriate entry is
* found in the memory map.
*/
phys_iobase = efi_get_iobase();
if (phys_iobase)
/* set AR.KR0 since this is all we use it for anyway */
ia64_set_kr(IA64_KR_IO_BASE, phys_iobase);
else {
phys_iobase = ia64_get_kr(IA64_KR_IO_BASE);
printk(KERN_INFO "No I/O port range found in EFI memory map, falling back "
"to AR.KR0\n");
printk(KERN_INFO "I/O port base = 0x%lx\n", phys_iobase);
}
ia64_iobase = (unsigned long) ioremap(phys_iobase, 0);
/* setup legacy IO port space */
io_space[0].mmio_base = ia64_iobase;
io_space[0].sparse = 1;
num_io_spaces = 1;
#ifdef CONFIG_SMP
cpu_physical_id(0) = hard_smp_processor_id();
#endif
cpu_init(); /* initialize the bootstrap CPU */
#ifdef CONFIG_ACPI_BOOT
acpi_boot_init();
#endif
#ifdef CONFIG_SERIAL_8250_HCDP
if (efi.hcdp) {
void setup_serial_hcdp(void *);
setup_serial_hcdp(efi.hcdp);
}
#endif
#ifdef CONFIG_SERIAL_8250_CONSOLE
/*
* Without HCDP, we won't discover any serial ports until the serial driver looks
* in the ACPI namespace. If ACPI claims there are some legacy devices, register
* the legacy COM ports so serial console works earlier. This is slightly dangerous
* because we don't *really* know whether there's anything there, but we hope that
* all new boxes will implement HCDP.
*/
{
extern unsigned char acpi_legacy_devices;
if (!efi.hcdp && acpi_legacy_devices)
setup_serial_legacy();
}
#endif
#ifdef CONFIG_VT
# if defined(CONFIG_DUMMY_CONSOLE)
conswitchp = &dummy_con;
# endif
# if defined(CONFIG_VGA_CONSOLE)
/*
* Non-legacy systems may route legacy VGA MMIO range to system
* memory. vga_con probes the MMIO hole, so memory looks like
* a VGA device to it. The EFI memory map can tell us if it's
* memory so we can avoid this problem.
*/
if (efi_mem_type(0xA0000) != EFI_CONVENTIONAL_MEMORY)
conswitchp = &vga_con;
# endif
#endif
#ifdef CONFIG_IA64_MCA
/* enable IA-64 Machine Check Abort Handling */
ia64_mca_init();
#endif
platform_setup(cmdline_p);
paging_init();
}
INTERNAL void
setprobe(char *spec) {
char server[100];
char instname[100];
char *s, *t;
int param;
int id, nc;
int clientid = 0;
ECLIENT_LIST clients[MAX_CLIENT];
EVENT_EFI_CTL eprobe;
s = spec;
if (substr(PREFIX, s)) s += strlen(PREFIX);
if (substr("//", s)) s += 2;
t = server;
while (*s && *s != '/') *t++ = *s++;
*t = '\0';
if (*s++ != '/') probe_error(spec);
if (*s == '/') ++s;
t = instname;
while (*s != '.') *t++ = *s++;
*t = '\0';
if (*s++ != '.') probe_error(spec);
if (isdigit(instname[0])) clientid = atoi(instname);
param = atoi(s);
if (!param) probe_error(spec);
printf("setprobe: setting probe daffie://%s/%s.%d\n",
server, instname, param);
efi_init();
event_select_type(0, ET_MIN, ET_MAX);
id = event_join(server, &nc);
if (!id) {
fprintf(stderr, "%s: couldn't join server \"%s\"\n", Pgm, server);
exit(4);
}
printf("%s: joined %s as client id %d (%d clients)\n", Pgm, server, id, nc);
event_register("earlab", "control", Pgm);
event_callback(ET_EFI_WAVEDATA, receive_wavedata);
event_callback(ET_EFI_SPIKEDATA, receive_spikedata);
event_select_type(1, ET_EFI_WAVEDATA, ET_EFI_WAVEDATA);
event_select_type(1, ET_EFI_SPIKEDATA, ET_EFI_SPIKEDATA);
event_receive_enable(0);
event_flush(0);
eclient_monitor();
if (!clientid)
nc = eclient_match(clients, "*", "earlab", "*", instname);
else
nc = eclient_match_id(clients, clientid);
if (nc < 1) {
fprintf(stderr, "%s: couldn't find match for %s\n",
Pgm, instname);
event_leave();
exit(1);
}
if (nc > 1) {
fprintf(stderr, "%s: %s matched multiple (%d) clients\n",
Pgm, instname, nc);
event_leave();
exit(1);
}
eprobe.type = EFI_CTL_PROBE;
eprobe.clientid = id;
eprobe.tag = getpid();
eprobe.param = param - 1;
eprobe.flag = 1;
eprobe.value = 0;
SEND(clients[0].id, EFI_CTL, eprobe);
}