#include <asm/prom.h>
#include <asm/processor.h>
#include <asm/pgtable.h>
-#include <asm/bootinfo.h>
#include <asm/smp.h>
#include <asm/elf.h>
#include <asm/machdep.h>
#include <asm/page.h>
#include <asm/mmu.h>
#include <asm/lmb.h>
-#include <asm/iSeries/ItLpNaca.h>
+#include <asm/iseries/it_lp_naca.h>
#include <asm/firmware.h>
#include <asm/systemcfg.h>
+#include <asm/xmon.h>
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
.priority = INT_MIN /* may not return; must be done last */
};
-/*
- * Perhaps we can put the pmac screen_info[] here
- * on pmac as well so we don't need the ifdef's.
- * Until we get multiple-console support in here
- * that is. -- Cort
- * Maybe tie it to serial consoles, since this is really what
- * these processors use on existing boards. -- Dan
- */
-struct screen_info screen_info = {
- .orig_x = 0,
- .orig_y = 25,
- .orig_video_cols = 80,
- .orig_video_lines = 25,
- .orig_video_isVGA = 1,
- .orig_video_points = 16
-};
-
#ifdef CONFIG_SMP
static int smt_enabled_cmdline;
extern struct machdep_calls pSeries_md;
extern struct machdep_calls pmac_md;
extern struct machdep_calls maple_md;
-extern struct machdep_calls bpa_md;
+extern struct machdep_calls cell_md;
extern struct machdep_calls iseries_md;
/* Ultimately, stuff them in an elf section like initcalls... */
#ifdef CONFIG_PPC_MAPLE
&maple_md,
#endif /* CONFIG_PPC_MAPLE */
-#ifdef CONFIG_PPC_BPA
- &bpa_md,
+#ifdef CONFIG_PPC_CELL
+ &cell_md,
#endif
#ifdef CONFIG_PPC_ISERIES
&iseries_md,
*/
rtas_initialize();
#endif /* CONFIG_PPC_RTAS */
- printk("%s:%d rtas.dev=%p (@ %p)\n", __FILE__, __LINE__, rtas.dev,
- &rtas.dev);
/*
* Check if we have an initrd provided via the device-tree
*/
check_for_initrd();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/*
* Do some platform specific early initializations, that includes
* related options that will be used by finish_device_tree()
*/
ppc_md.init_early();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/*
* "Finish" the device-tree, that is do the actual parsing of
* some of the properties like the interrupt map
*/
finish_device_tree();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
+
+#ifdef CONFIG_BOOTX_TEXT
+ init_boot_display();
+#endif
/*
* Initialize xmon
#ifdef CONFIG_XMON_DEFAULT
xmon_init(1);
#endif
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/*
* Register early console
*/
register_early_udbg_console();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/* Save unparsed command line copy for /proc/cmdline */
strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
parse_early_param();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
#ifdef CONFIG_SMP
/*
* iSeries has already initialized the cpu maps at this point.
*/
setup_cpu_maps();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/* Release secondary cpus out of their spinloops at 0x60 now that
* we can map physical -> logical CPU ids
*/
smp_release_cpus();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
#endif
printk("Starting Linux PPC64 %s\n", system_utsname.version);
printk("htab_address = 0x%p\n", htab_address);
printk("htab_hash_mask = 0x%lx\n", htab_hash_mask);
printk("-----------------------------------------------------\n");
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
mm_init_ppc64();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
DBG(" <- setup_system()\n");
}
-/* also used by kexec */
-void machine_shutdown(void)
-{
- if (ppc_md.nvram_sync)
- ppc_md.nvram_sync();
-}
-
-void machine_restart(char *cmd)
-{
- machine_shutdown();
- ppc_md.restart(cmd);
-#ifdef CONFIG_SMP
- smp_send_stop();
-#endif
- printk(KERN_EMERG "System Halted, OK to turn off power\n");
- local_irq_disable();
- while (1) ;
-}
-
-void machine_power_off(void)
-{
- machine_shutdown();
- ppc_md.power_off();
-#ifdef CONFIG_SMP
- smp_send_stop();
-#endif
- printk(KERN_EMERG "System Halted, OK to turn off power\n");
- local_irq_disable();
- while (1) ;
-}
-/* Used by the G5 thermal driver */
-EXPORT_SYMBOL_GPL(machine_power_off);
-
-void machine_halt(void)
-{
- machine_shutdown();
- ppc_md.halt();
-#ifdef CONFIG_SMP
- smp_send_stop();
-#endif
- printk(KERN_EMERG "System Halted, OK to turn off power\n");
- local_irq_disable();
- while (1) ;
-}
-
static int ppc64_panic_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
return NOTIFY_DONE;
}
-
-#ifdef CONFIG_SMP
-DEFINE_PER_CPU(unsigned int, pvr);
-#endif
-
-static int show_cpuinfo(struct seq_file *m, void *v)
-{
- unsigned long cpu_id = (unsigned long)v - 1;
- unsigned int pvr;
- unsigned short maj;
- unsigned short min;
-
- if (cpu_id == NR_CPUS) {
- seq_printf(m, "timebase\t: %lu\n", ppc_tb_freq);
-
- if (ppc_md.get_cpuinfo != NULL)
- ppc_md.get_cpuinfo(m);
-
- return 0;
- }
-
- /* We only show online cpus: disable preempt (overzealous, I
- * knew) to prevent cpu going down. */
- preempt_disable();
- if (!cpu_online(cpu_id)) {
- preempt_enable();
- return 0;
- }
-
-#ifdef CONFIG_SMP
- pvr = per_cpu(pvr, cpu_id);
-#else
- pvr = mfspr(SPRN_PVR);
-#endif
- maj = (pvr >> 8) & 0xFF;
- min = pvr & 0xFF;
-
- seq_printf(m, "processor\t: %lu\n", cpu_id);
- seq_printf(m, "cpu\t\t: ");
-
- if (cur_cpu_spec->pvr_mask)
- seq_printf(m, "%s", cur_cpu_spec->cpu_name);
- else
- seq_printf(m, "unknown (%08x)", pvr);
-
-#ifdef CONFIG_ALTIVEC
- if (cpu_has_feature(CPU_FTR_ALTIVEC))
- seq_printf(m, ", altivec supported");
-#endif /* CONFIG_ALTIVEC */
-
- seq_printf(m, "\n");
-
- /*
- * Assume here that all clock rates are the same in a
- * smp system. -- Cort
- */
- seq_printf(m, "clock\t\t: %lu.%06luMHz\n", ppc_proc_freq / 1000000,
- ppc_proc_freq % 1000000);
-
- seq_printf(m, "revision\t: %hd.%hd\n\n", maj, min);
-
- preempt_enable();
- return 0;
-}
-
-static void *c_start(struct seq_file *m, loff_t *pos)
-{
- return *pos <= NR_CPUS ? (void *)((*pos)+1) : NULL;
-}
-static void *c_next(struct seq_file *m, void *v, loff_t *pos)
-{
- ++*pos;
- return c_start(m, pos);
-}
-static void c_stop(struct seq_file *m, void *v)
-{
-}
-struct seq_operations cpuinfo_op = {
- .start =c_start,
- .next = c_next,
- .stop = c_stop,
- .show = show_cpuinfo,
-};
-
-/*
- * These three variables are used to save values passed to us by prom_init()
- * via the device tree. The TCE variables are needed because with a memory_limit
- * in force we may need to explicitly map the TCE are at the top of RAM.
- */
-unsigned long memory_limit;
-unsigned long tce_alloc_start;
-unsigned long tce_alloc_end;
-
-#ifdef CONFIG_PPC_ISERIES
-/*
- * On iSeries we just parse the mem=X option from the command line.
- * On pSeries it's a bit more complicated, see prom_init_mem()
- */
-static int __init early_parsemem(char *p)
-{
- if (!p)
- return 0;
-
- memory_limit = ALIGN(memparse(p, &p), PAGE_SIZE);
-
- return 0;
-}
-early_param("mem", early_parsemem);
-#endif /* CONFIG_PPC_ISERIES */
-
-#ifdef CONFIG_PPC_MULTIPLATFORM
-static int __init set_preferred_console(void)
-{
- struct device_node *prom_stdout = NULL;
- char *name;
- u32 *spd;
- int offset = 0;
-
- DBG(" -> set_preferred_console()\n");
-
- /* The user has requested a console so this is already set up. */
- if (strstr(saved_command_line, "console=")) {
- DBG(" console was specified !\n");
- return -EBUSY;
- }
-
- if (!of_chosen) {
- DBG(" of_chosen is NULL !\n");
- return -ENODEV;
- }
- /* We are getting a weird phandle from OF ... */
- /* ... So use the full path instead */
- name = (char *)get_property(of_chosen, "linux,stdout-path", NULL);
- if (name == NULL) {
- DBG(" no linux,stdout-path !\n");
- return -ENODEV;
- }
- prom_stdout = of_find_node_by_path(name);
- if (!prom_stdout) {
- DBG(" can't find stdout package %s !\n", name);
- return -ENODEV;
- }
- DBG("stdout is %s\n", prom_stdout->full_name);
-
- name = (char *)get_property(prom_stdout, "name", NULL);
- if (!name) {
- DBG(" stdout package has no name !\n");
- goto not_found;
- }
- spd = (u32 *)get_property(prom_stdout, "current-speed", NULL);
-
- if (0)
- ;
-#ifdef CONFIG_SERIAL_8250_CONSOLE
- else if (strcmp(name, "serial") == 0) {
- int i;
- u32 *reg = (u32 *)get_property(prom_stdout, "reg", &i);
- if (i > 8) {
- switch (reg[1]) {
- case 0x3f8:
- offset = 0;
- break;
- case 0x2f8:
- offset = 1;
- break;
- case 0x898:
- offset = 2;
- break;
- case 0x890:
- offset = 3;
- break;
- default:
- /* We dont recognise the serial port */
- goto not_found;
- }
- }
- }
-#endif /* CONFIG_SERIAL_8250_CONSOLE */
-#ifdef CONFIG_PPC_PSERIES
- else if (strcmp(name, "vty") == 0) {
- u32 *reg = (u32 *)get_property(prom_stdout, "reg", NULL);
- char *compat = (char *)get_property(prom_stdout, "compatible", NULL);
-
- if (reg && compat && (strcmp(compat, "hvterm-protocol") == 0)) {
- /* Host Virtual Serial Interface */
- int offset;
- switch (reg[0]) {
- case 0x30000000:
- offset = 0;
- break;
- case 0x30000001:
- offset = 1;
- break;
- default:
- goto not_found;
- }
- of_node_put(prom_stdout);
- DBG("Found hvsi console at offset %d\n", offset);
- return add_preferred_console("hvsi", offset, NULL);
- } else {
- /* pSeries LPAR virtual console */
- of_node_put(prom_stdout);
- DBG("Found hvc console\n");
- return add_preferred_console("hvc", 0, NULL);
- }
- }
-#endif /* CONFIG_PPC_PSERIES */
-#ifdef CONFIG_SERIAL_PMACZILOG_CONSOLE
- else if (strcmp(name, "ch-a") == 0)
- offset = 0;
- else if (strcmp(name, "ch-b") == 0)
- offset = 1;
-#endif /* CONFIG_SERIAL_PMACZILOG_CONSOLE */
- else
- goto not_found;
- of_node_put(prom_stdout);
-
- DBG("Found serial console at ttyS%d\n", offset);
-
- if (spd) {
- static char __initdata opt[16];
- sprintf(opt, "%d", *spd);
- return add_preferred_console("ttyS", offset, opt);
- } else
- return add_preferred_console("ttyS", offset, NULL);
-
- not_found:
- DBG("No preferred console found !\n");
- of_node_put(prom_stdout);
- return -ENODEV;
-}
-console_initcall(set_preferred_console);
-#endif /* CONFIG_PPC_MULTIPLATFORM */
-
#ifdef CONFIG_IRQSTACKS
static void __init irqstack_early_init(void)
{
{
extern void do_init_bootmem(void);
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
ppc64_boot_msg(0x12, "Setup Arch");
*cmdline_p = cmd_line;
/* reboot on panic */
panic_timeout = 180;
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
if (ppc_md.panic)
notifier_chain_register(&panic_notifier_list, &ppc64_panic_block);
irqstack_early_init();
emergency_stack_init();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
stabs_alloc();
/* set up the bootmem stuff with available memory */
do_init_bootmem();
sparse_init();
- printk("%s:%d rtas.dev=%p\n", __FILE__, __LINE__, rtas.dev);
/* initialize the syscall map in systemcfg */
setup_syscall_map();
+#ifdef CONFIG_DUMMY_CONSOLE
+ conswitchp = &dummy_con;
+#endif
+
ppc_md.setup_arch();
/* Use the default idle loop if the platform hasn't provided one. */
printk("[terminate]%04x %s\n", src, msg);
}
-/* This should only be called on processor 0 during calibrate decr */
-void __init setup_default_decr(void)
-{
- struct paca_struct *lpaca = get_paca();
-
- lpaca->default_decr = tb_ticks_per_jiffy;
- lpaca->next_jiffy_update_tb = get_tb() + tb_ticks_per_jiffy;
-}
-
#ifndef CONFIG_PPC_ISERIES
/*
* This function can be used by platforms to "find" legacy serial ports.
projects / karo-tx-linux.git / blobdiff