X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/31a40f97ef54e10e2b3dc3cacb9cff436657c586..537f6d3b0fef3eebc95285f701e324c68dfbae0d:/target/linux/brcm47xx/patches-2.6.37/920-cache-wround.patch

diff --git a/target/linux/brcm47xx/patches-2.6.37/920-cache-wround.patch b/target/linux/brcm47xx/patches-2.6.37/920-cache-wround.patch
deleted file mode 100644
index d9866dc9e..000000000
--- a/target/linux/brcm47xx/patches-2.6.37/920-cache-wround.patch
+++ /dev/null
@@ -1,138 +0,0 @@
---- a/arch/mips/include/asm/r4kcache.h
-+++ b/arch/mips/include/asm/r4kcache.h
-@@ -20,10 +20,28 @@
- #ifdef CONFIG_BCM47XX
- #include <asm/paccess.h>
- #include <linux/ssb/ssb.h>
--#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE)))
-+#define BCM4710_DUMMY_RREG() bcm4710_dummy_rreg()
-+
-+static inline unsigned long bcm4710_dummy_rreg(void)
-+{
-+      return *(volatile unsigned long *)(KSEG1ADDR(SSB_ENUM_BASE));
-+}
-+
-+#define BCM4710_FILL_TLB(addr) bcm4710_fill_tlb((void *)(addr))
-+
-+static inline unsigned long bcm4710_fill_tlb(void *addr)
-+{
-+      return *(unsigned long *)addr;
-+}
-+
-+#define BCM4710_PROTECTED_FILL_TLB(addr) bcm4710_protected_fill_tlb((void *)(addr))
-+
-+static inline void bcm4710_protected_fill_tlb(void *addr)
-+{
-+      unsigned long x;
-+      get_dbe(x, (unsigned long *)addr);;
-+}
- 
--#define BCM4710_FILL_TLB(addr) (*(volatile unsigned long *)(addr))
--#define BCM4710_PROTECTED_FILL_TLB(addr) ({ unsigned long x; get_dbe(x, (volatile unsigned long *)(addr)); })
- #else
- #define BCM4710_DUMMY_RREG()
- 
---- a/arch/mips/mm/tlbex.c
-+++ b/arch/mips/mm/tlbex.c
-@@ -711,6 +711,9 @@ build_get_pgde32(u32 **p, unsigned int t
- #endif
- 	uasm_i_addu(p, ptr, tmp, ptr);
- #else
-+#ifdef CONFIG_BCM47XX
-+	uasm_i_nop(p);
-+#endif
- 	UASM_i_LA_mostly(p, ptr, pgdc);
- #endif
- 	uasm_i_mfc0(p, tmp, C0_BADVADDR); /* get faulting address */
-@@ -872,12 +875,12 @@ static void __cpuinit build_r4000_tlb_re
- 		/* No need for uasm_i_nop */
- 	}
- 
--#ifdef CONFIG_BCM47XX
--	uasm_i_nop(&p);
--#endif
- #ifdef CONFIG_64BIT
- 	build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */
- #else
-+# ifdef CONFIG_BCM47XX
-+	uasm_i_nop(&p);
-+# endif
- 	build_get_pgde32(&p, K0, K1); /* get pgd in K1 */
- #endif
- 
-@@ -889,6 +892,9 @@ static void __cpuinit build_r4000_tlb_re
- 	build_update_entries(&p, K0, K1);
- 	build_tlb_write_entry(&p, &l, &r, tlb_random);
- 	uasm_l_leave(&l, p);
-+#ifdef CONFIG_BCM47XX
-+	uasm_i_nop(&p);
-+#endif
- 	uasm_i_eret(&p); /* return from trap */
- 
- #ifdef CONFIG_HUGETLB_PAGE
-@@ -1325,12 +1331,12 @@ build_r4000_tlbchange_handler_head(u32 *
- 				   struct uasm_reloc **r, unsigned int pte,
- 				   unsigned int ptr)
- {
--#ifdef CONFIG_BCM47XX
--	uasm_i_nop(p);
--#endif
- #ifdef CONFIG_64BIT
- 	build_get_pmde64(p, l, r, pte, ptr); /* get pmd in ptr */
- #else
-+# ifdef CONFIG_BCM47XX
-+	uasm_i_nop(p);
-+# endif
- 	build_get_pgde32(p, pte, ptr); /* get pgd in ptr */
- #endif
- 
-@@ -1367,6 +1373,9 @@ build_r4000_tlbchange_handler_tail(u32 *
- 	build_update_entries(p, tmp, ptr);
- 	build_tlb_write_entry(p, l, r, tlb_indexed);
- 	uasm_l_leave(l, *p);
-+#ifdef CONFIG_BCM47XX
-+	uasm_i_nop(p);
-+#endif
- 	uasm_i_eret(p); /* return from trap */
- 
- #ifdef CONFIG_64BIT
---- a/arch/mips/kernel/genex.S
-+++ b/arch/mips/kernel/genex.S
-@@ -22,6 +22,19 @@
- #include <asm/page.h>
- #include <asm/thread_info.h>
- 
-+#ifdef CONFIG_BCM47XX
-+# ifdef eret
-+#  undef eret
-+# endif
-+# define eret 					\
-+	.set push;				\
-+	.set noreorder;				\
-+	 nop; 					\
-+	 nop;					\
-+	 eret;					\
-+	.set pop;
-+#endif
-+
- #define PANIC_PIC(msg)					\
- 		.set push;				\
- 		.set	reorder;			\
-@@ -54,7 +67,6 @@ NESTED(except_vec3_generic, 0, sp)
- 	.set	noat
- #ifdef CONFIG_BCM47XX
- 	nop
--	nop
- #endif
- #if R5432_CP0_INTERRUPT_WAR
- 	mfc0	k0, CP0_INDEX
-@@ -79,6 +91,9 @@ NESTED(except_vec3_r4000, 0, sp)
- 	.set	push
- 	.set	mips3
- 	.set	noat
-+#ifdef CONFIG_BCM47XX
-+	nop
-+#endif
- 	mfc0	k1, CP0_CAUSE
- 	li	k0, 31<<2
- 	andi	k1, k1, 0x7c