#undef DEBUG_LOW
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/dma-mapping.h>
#include <linux/console.h>
#define DBG_LOW(fmt...) do { } while(0)
#endif
-/* in pSeries_hvCall.S */
+/* in hvCall.S */
EXPORT_SYMBOL(plpar_hcall);
-EXPORT_SYMBOL(plpar_hcall_4out);
+EXPORT_SYMBOL(plpar_hcall9);
EXPORT_SYMBOL(plpar_hcall_norets);
-EXPORT_SYMBOL(plpar_hcall_8arg_2ret);
extern void pSeries_find_serial_port(void);
do {
rc = plpar_put_term_char(vtermno, sizeof(packet), packet);
- } while (rc == H_Busy);
+ } while (rc == H_BUSY);
}
static long hvsi_udbg_buf_len;
if (hvsi_udbg_buf_len == 0) {
rc = plpar_get_term_char(vtermno, &hvsi_udbg_buf_len, hvsi_udbg_buf);
- if (rc != H_Success || hvsi_udbg_buf[0] != 0xff) {
+ if (rc != H_SUCCESS || hvsi_udbg_buf[0] != 0xff) {
/* bad read or non-data packet */
hvsi_udbg_buf_len = 0;
} else {
buf[0] = c;
do {
rc = plpar_put_term_char(vtermno, 1, buf);
- } while(rc == H_Busy);
+ } while(rc == H_BUSY);
}
/* Buffered chars getc */
/* get some more chars. */
inbuflen = 0;
rc = plpar_get_term_char(vtermno, &inbuflen, buf);
- if (rc != H_Success)
+ if (rc != H_SUCCESS)
inbuflen = 0; /* otherwise inbuflen is garbage */
}
if (inbuflen <= 0 || inbuflen > 16) {
void __init find_udbg_vterm(void)
{
struct device_node *stdout_node;
- u32 *termno;
- char *name;
+ const u32 *termno;
+ const char *name;
int add_console;
/* find the boot console from /chosen/stdout */
if (!of_chosen)
return;
- name = (char *)get_property(of_chosen, "linux,stdout-path", NULL);
+ name = get_property(of_chosen, "linux,stdout-path", NULL);
if (name == NULL)
return;
stdout_node = of_find_node_by_path(name);
if (!stdout_node)
return;
- name = (char *)get_property(stdout_node, "name", NULL);
+ name = get_property(stdout_node, "name", NULL);
if (!name) {
printk(KERN_WARNING "stdout node missing 'name' property!\n");
goto out;
/* Check if it's a virtual terminal */
if (strncmp(name, "vty", 3) != 0)
goto out;
- termno = (u32 *)get_property(stdout_node, "reg", NULL);
+ termno = get_property(stdout_node, "reg", NULL);
if (termno == NULL)
goto out;
vtermno = termno[0];
void vpa_init(int cpu)
{
int hwcpu = get_hard_smp_processor_id(cpu);
- unsigned long vpa = __pa(&lppaca[cpu]);
+ unsigned long addr;
long ret;
if (cpu_has_feature(CPU_FTR_ALTIVEC))
lppaca[cpu].vmxregs_in_use = 1;
- ret = register_vpa(hwcpu, vpa);
+ addr = __pa(&lppaca[cpu]);
+ ret = register_vpa(hwcpu, addr);
- if (ret)
+ if (ret) {
printk(KERN_ERR "WARNING: vpa_init: VPA registration for "
"cpu %d (hw %d) of area %lx returns %ld\n",
- cpu, hwcpu, vpa, ret);
+ cpu, hwcpu, addr, ret);
+ return;
+ }
+ /*
+ * PAPR says this feature is SLB-Buffer but firmware never
+ * reports that. All SPLPAR support SLB shadow buffer.
+ */
+ addr = __pa(&slb_shadow[cpu]);
+ if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
+ ret = register_slb_shadow(hwcpu, addr);
+ if (ret)
+ printk(KERN_ERR
+ "WARNING: vpa_init: SLB shadow buffer "
+ "registration for cpu %d (hw %d) of area %lx "
+ "returns %ld\n", cpu, hwcpu, addr, ret);
+ }
}
-long pSeries_lpar_hpte_insert(unsigned long hpte_group,
+static long pSeries_lpar_hpte_insert(unsigned long hpte_group,
unsigned long va, unsigned long pa,
unsigned long rflags, unsigned long vflags,
int psize)
unsigned long flags;
unsigned long slot;
unsigned long hpte_v, hpte_r;
- unsigned long dummy0, dummy1;
if (!(vflags & HPTE_V_BOLTED))
DBG_LOW("hpte_insert(group=%lx, va=%016lx, pa=%016lx, "
if (rflags & (_PAGE_GUARDED|_PAGE_NO_CACHE))
hpte_r &= ~_PAGE_COHERENT;
- lpar_rc = plpar_hcall(H_ENTER, flags, hpte_group, hpte_v,
- hpte_r, &slot, &dummy0, &dummy1);
- if (unlikely(lpar_rc == H_PTEG_Full)) {
+ lpar_rc = plpar_pte_enter(flags, hpte_group, hpte_v, hpte_r, &slot);
+ if (unlikely(lpar_rc == H_PTEG_FULL)) {
if (!(vflags & HPTE_V_BOLTED))
DBG_LOW(" full\n");
return -1;
* will fail. However we must catch the failure in hash_page
* or we will loop forever, so return -2 in this case.
*/
- if (unlikely(lpar_rc != H_Success)) {
+ if (unlikely(lpar_rc != H_SUCCESS)) {
if (!(vflags & HPTE_V_BOLTED))
DBG_LOW(" lpar err %d\n", lpar_rc);
return -2;
/* don't remove a bolted entry */
lpar_rc = plpar_pte_remove(H_ANDCOND, hpte_group + slot_offset,
(0x1UL << 4), &dummy1, &dummy2);
- if (lpar_rc == H_Success)
+ if (lpar_rc == H_SUCCESS)
return i;
- BUG_ON(lpar_rc != H_Not_Found);
+ BUG_ON(lpar_rc != H_NOT_FOUND);
slot_offset++;
slot_offset &= 0x7;
lpar_rc = plpar_pte_protect(flags, slot, want_v & HPTE_V_AVPN);
- if (lpar_rc == H_Not_Found) {
+ if (lpar_rc == H_NOT_FOUND) {
DBG_LOW("not found !\n");
return -1;
}
DBG_LOW("ok\n");
- BUG_ON(lpar_rc != H_Success);
+ BUG_ON(lpar_rc != H_SUCCESS);
return 0;
}
lpar_rc = plpar_pte_read(flags, slot, &dword0, &dummy_word1);
- BUG_ON(lpar_rc != H_Success);
+ BUG_ON(lpar_rc != H_SUCCESS);
return dword0;
}
flags = newpp & 7;
lpar_rc = plpar_pte_protect(flags, slot, 0);
- BUG_ON(lpar_rc != H_Success);
+ BUG_ON(lpar_rc != H_SUCCESS);
}
static void pSeries_lpar_hpte_invalidate(unsigned long slot, unsigned long va,
want_v = hpte_encode_v(va, psize);
lpar_rc = plpar_pte_remove(H_AVPN, slot, want_v & HPTE_V_AVPN,
&dummy1, &dummy2);
- if (lpar_rc == H_Not_Found)
+ if (lpar_rc == H_NOT_FOUND)
return;
- BUG_ON(lpar_rc != H_Success);
+ BUG_ON(lpar_rc != H_SUCCESS);
}
/*
* Take a spinlock around flushes to avoid bouncing the hypervisor tlbie
* lock.
*/
-void pSeries_lpar_flush_hash_range(unsigned long number, int local)
+static void pSeries_lpar_flush_hash_range(unsigned long number, int local)
{
int i;
unsigned long flags = 0;
spin_unlock_irqrestore(&pSeries_lpar_tlbie_lock, flags);
}
-void hpte_init_lpar(void)
+void __init hpte_init_lpar(void)
{
ppc_md.hpte_invalidate = pSeries_lpar_hpte_invalidate;
ppc_md.hpte_updatepp = pSeries_lpar_hpte_updatepp;
ppc_md.hpte_remove = pSeries_lpar_hpte_remove;
ppc_md.flush_hash_range = pSeries_lpar_flush_hash_range;
ppc_md.hpte_clear_all = pSeries_lpar_hptab_clear;
-
- htab_finish_init();
}