void __cpuinit per_cpu_init(void)
{
int cpu = smp_processor_id();
int slice = LOCAL_HUB_L(PI_CPU_NUM);
cnodeid_t cnode = get_compact_nodeid();
struct hub_data *hub = hub_data(cnode);
struct slice_data *si = hub->slice + slice;
int i;
if (test_and_set_bit(slice, &hub->slice_map))
return;
clear_c0_status(ST0_IM);
per_hub_init(cnode);
for (i = 0; i < LEVELS_PER_SLICE; i++)
si->level_to_irq[i] = -1;
/*
* We use this so we can find the local hub's data as fast as only
* possible.
*/
cpu_data[cpu].data = si;
cpu_time_init();
install_ipi();
/* Install our NMI handler if symmon hasn't installed one. */
install_cpu_nmi_handler(cputoslice(cpu));
set_c0_status(SRB_DEV0 | SRB_DEV1);
}
void __cpuinit per_cpu_init(void)
{
int cpu = smp_processor_id();
int slice = LOCAL_HUB_L(PI_CPU_NUM);
cnodeid_t cnode = get_compact_nodeid();
struct hub_data *hub = hub_data(cnode);
struct slice_data *si = hub->slice + slice;
int i;
if (test_and_set_bit(slice, &hub->slice_map))
return;
clear_c0_status(ST0_IM);
per_hub_init(cnode);
for (i = 0; i < LEVELS_PER_SLICE; i++)
si->level_to_irq[i] = -1;
/*
*/
cpu_data[cpu].data = si;
cpu_time_init();
install_ipi();
/* */
install_cpu_nmi_handler(cputoslice(cpu));
set_c0_status(SRB_DEV0 | SRB_DEV1);
}
void
sgi_master_io_infr_init(void)
{
cnodeid_t cnode;
init_hcl(); /* Sets up the hwgraph compatibility layer */
/*
* Initialize platform-dependent vertices in the hwgraph:
* module
* node
* cpu
* memory
* slot
* hub
* router
* xbow
*/
io_module_init(); /* Use to be called module_init() .. */
klhwg_add_all_modules(hwgraph_root);
klhwg_add_all_nodes(hwgraph_root);
for (cnode = 0; cnode < numnodes; cnode++) {
extern void per_hub_init(cnodeid_t);
per_hub_init(cnode);
}
/* We can do headless hub cnodes here .. */
/* Initialize ICE for TIO Nodes. */
for (cnode = numnodes; cnode < numionodes; cnode++) {
extern void per_ice_init(cnodeid_t);
per_ice_init(cnode);
}
/*
*
* Our IO Infrastructure drivers are in place ..
* Initialize the whole IO Infrastructure .. xwidget/device probes.
*
*/
init_all_devices();
pci_bus_to_hcl_cvlink();
#ifdef CONFIG_KDB
{
extern void kdba_io_init(void);
kdba_io_init();
}
#endif
}
void __init per_cpu_init(void)
{
int cpu = smp_processor_id();
int slice = LOCAL_HUB_L(PI_CPU_NUM);
cnodeid_t cnode = get_compact_nodeid();
struct hub_data *hub = hub_data(cnode);
struct slice_data *si = hub->slice + slice;
int i;
if (test_and_set_bit(slice, &hub->slice_map))
return;
clear_c0_status(ST0_IM);
for (i = 0; i < LEVELS_PER_SLICE; i++)
si->level_to_irq[i] = -1;
/*
* Some interrupts are reserved by hardware or by software convention.
* Mark these as reserved right away so they won't be used accidently
* later.
*/
for (i = 0; i <= BASE_PCI_IRQ; i++) {
__set_bit(i, si->irq_alloc_mask);
LOCAL_HUB_S(PI_INT_PEND_MOD, i);
}
__set_bit(IP_PEND0_6_63, si->irq_alloc_mask);
LOCAL_HUB_S(PI_INT_PEND_MOD, IP_PEND0_6_63);
for (i = NI_BRDCAST_ERR_A; i <= MSC_PANIC_INTR; i++) {
__set_bit(i, si->irq_alloc_mask + 1);
LOCAL_HUB_S(PI_INT_PEND_MOD, i);
}
LOCAL_HUB_L(PI_INT_PEND0);
/*
* We use this so we can find the local hub's data as fast as only
* possible.
*/
cpu_data[cpu].data = si;
cpu_time_init();
install_ipi();
/* Install our NMI handler if symmon hasn't installed one. */
install_cpu_nmi_handler(cputoslice(cpu));
set_c0_status(SRB_DEV0 | SRB_DEV1);
per_hub_init(cnode);
}
void __init
sgi_master_io_infr_init(void)
{
cnodeid_t cnode;
if (init_hcl() < 0) { /* Sets up the hwgraph compatibility layer */
printk("sgi_master_io_infr_init: Cannot init hcl\n");
return;
}
/*
* Initialize platform-dependent vertices in the hwgraph:
* module
* node
* cpu
* memory
* slot
* hub
* router
* xbow
*/
io_module_init(); /* Use to be called module_init() .. */
klhwg_add_all_modules(hwgraph_root);
klhwg_add_all_nodes(hwgraph_root);
for (cnode = 0; cnode < numionodes; cnode++) {
extern void per_hub_init(cnodeid_t);
per_hub_init(cnode);
}
/*
*
* Our IO Infrastructure drivers are in place ..
* Initialize the whole IO Infrastructure .. xwidget/device probes.
*
*/
init_all_devices();
pci_bus_to_hcl_cvlink();
}
void
sgi_master_io_infr_init(void)
{
int cnode;
extern int maxnodes;
/*
* Do any early init stuff .. einit_tbl[] etc.
*/
DBG("--> sgi_master_io_infr_init: calling init_hcl().\n");
init_hcl(); /* Sets up the hwgraph compatibility layer with devfs */
/*
* initialize the Linux PCI to xwidget vertexes ..
*/
DBG("--> sgi_master_io_infr_init: calling pci_bus_cvlink_init().\n");
pci_bus_cvlink_init();
/*
* Hack to provide statically initialzed klgraph entries.
*/
DBG("--> sgi_master_io_infr_init: calling klgraph_hack_init()\n");
klgraph_hack_init();
/*
* This is the Master CPU. Emulate mlsetup and main.c in Irix.
*/
DBG("--> sgi_master_io_infr_init: calling mlreset(0).\n");
mlreset(0); /* Master .. */
/*
* allowboot() is called by kern/os/main.c in main()
* Emulate allowboot() ...
* per_cpu_init() - only need per_hub_init()
* cpu_io_setup() - Nothing to do.
*
*/
DBG("--> sgi_master_io_infr_init: calling sn_mp_setup().\n");
sn_mp_setup();
DBG("--> sgi_master_io_infr_init: calling per_hub_init(0).\n");
for (cnode = 0; cnode < maxnodes; cnode++) {
per_hub_init(cnode);
}
/* We can do headless hub cnodes here .. */
/*
* io_init[] stuff.
*
* Get SGI IO Infrastructure drivers to init and register with
* each other etc.
*/
DBG("--> sgi_master_io_infr_init: calling hubspc_init()\n");
hubspc_init();
DBG("--> sgi_master_io_infr_init: calling pciba_init()\n");
pciba_init();
DBG("--> sgi_master_io_infr_init: calling pciio_init()\n");
pciio_init();
DBG("--> sgi_master_io_infr_init: calling pcibr_init()\n");
pcibr_init();
DBG("--> sgi_master_io_infr_init: calling xtalk_init()\n");
xtalk_init();
DBG("--> sgi_master_io_infr_init: calling xbow_init()\n");
xbow_init();
DBG("--> sgi_master_io_infr_init: calling xbmon_init()\n");
xbmon_init();
DBG("--> sgi_master_io_infr_init: calling pciiox_init()\n");
pciiox_init();
DBG("--> sgi_master_io_infr_init: calling usrpci_init()\n");
usrpci_init();
DBG("--> sgi_master_io_infr_init: calling ioc3_init()\n");
ioc3_init();
/*
*
* Our IO Infrastructure drivers are in place ..
* Initialize the whole IO Infrastructure .. xwidget/device probes.
*
*/
DBG("--> sgi_master_io_infr_init: Start Probe and IO Initialization\n");
initialize_io();
DBG("--> sgi_master_io_infr_init: Setting up SGI IO Links for Linux PCI\n");
pci_bus_to_hcl_cvlink();
DBG("--> Leave sgi_master_io_infr_init: DONE setting up SGI Links for PCI\n");
}
