tmakin/tegra-linux-noble
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[SPARC64]: Fix uniprocessor IRQ targetting on SUN4V.

Browse Source 
We need to use the real hardware processor ID when
targetting interrupts, not the "define to 0" thing
the uniprocessor build gives us.

Also, fill in the Node-ID and Agent-ID fields properly
on sun4u/Safari.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-02-17 08:38:06 -08:00
parent 101d5c18a9
commit ebd8c56c5a
5 changed files with 58 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/asm-sparc64/cpudata.h
+2 -4
View File
@@ -80,7 +80,6 @@ extern struct trap_per_cpu trap_block[NR_CPUS];
extern void init_cur_cpu_trap(struct thread_info *);
extern void setup_tba(void);
#ifdef CONFIG_SMP
struct cpuid_patch_entry {
unsigned int addr;
unsigned int cheetah_safari[4];
@@ -89,7 +88,6 @@ struct cpuid_patch_entry {
unsigned int sun4v[4];
};
extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end;
#endif
struct sun4v_1insn_patch_entry {
unsigned int addr;
@@ -123,8 +121,6 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
#include <asm/scratchpad.h>
#ifdef CONFIG_SMP
#define __GET_CPUID(REG) \
/* Spitfire implementation (default). */ \
661: ldxa [%g0] ASI_UPA_CONFIG, REG; \
@@ -156,6 +152,8 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch,
nop; \
.previous;
#ifdef CONFIG_SMP
#define TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \
__GET_CPUID(TMP) \
sethi %hi(trap_block), DEST; \
include/asm-sparc64/irq.h
+3
View File
@@ -72,8 +72,11 @@ struct ino_bucket {
#define IMAP_VALID 0x80000000 /* IRQ Enabled */
#define IMAP_TID_UPA 0x7c000000 /* UPA TargetID */
#define IMAP_TID_JBUS 0x7c000000 /* JBUS TargetID */
#define IMAP_TID_SHIFT 26
#define IMAP_AID_SAFARI 0x7c000000 /* Safari AgentID */
#define IMAP_AID_SHIFT 26
#define IMAP_NID_SAFARI 0x03e00000 /* Safari NodeID */
#define IMAP_NID_SHIFT 21
#define IMAP_IGN 0x000007c0 /* IRQ Group Number */
#define IMAP_INO 0x0000003f /* IRQ Number */
#define IMAP_INR 0x000007ff /* Full interrupt number*/