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[SPARC64]: Add a secondary TSB for hugepage mappings.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-03-22 00:49:59 -08:00
committed by David S. Miller
parent 14778d9072
commit dcc1e8dd88
13 changed files with 469 additions and 208 deletions
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5
include/asm-sparc64/cpudata.h
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@@ -71,7 +71,8 @@ struct trap_per_cpu {
/* Dcache line 7: Physical addresses of CPU send mondo block and CPU list. */
unsigned long cpu_mondo_block_pa;
unsigned long cpu_list_pa;
unsigned long __pad1[2];
unsigned long tsb_huge;
unsigned long tsb_huge_temp;
/* Dcache line 8: Unused, needed to keep trap_block a power-of-2 in size. */
unsigned long __pad2[4];
@@ -116,6 +117,8 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
#define TRAP_PER_CPU_FAULT_INFO 0x40
#define TRAP_PER_CPU_CPU_MONDO_BLOCK_PA 0xc0
#define TRAP_PER_CPU_CPU_LIST_PA 0xc8
#define TRAP_PER_CPU_TSB_HUGE 0xd0
#define TRAP_PER_CPU_TSB_HUGE_TEMP 0xd8
#define TRAP_BLOCK_SZ_SHIFT 8