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authorhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-17 13:20:10 +0000
committerhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-17 13:20:10 +0000
commitc343cde4928d4ba1ee1de82196b12b0ef97faa49 (patch)
tree91ddf09ead9b2899c39a0cd83cf975ec44e5d201 /target/linux/brcm47xx/patches-3.2/920-cache-wround.patch
parent3a72299e5b54000d2351a71ac5cd75425e7faffb (diff)
brcm47xx: remove support for kernel 3.2
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31771 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.2/920-cache-wround.patch')
-rw-r--r--target/linux/brcm47xx/patches-3.2/920-cache-wround.patch138
1 files changed, 0 insertions, 138 deletions
diff --git a/target/linux/brcm47xx/patches-3.2/920-cache-wround.patch b/target/linux/brcm47xx/patches-3.2/920-cache-wround.patch
deleted file mode 100644
index 0f6f76596b..0000000000
--- a/target/linux/brcm47xx/patches-3.2/920-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
-@@ -914,6 +914,9 @@ 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 */
-@@ -1264,12 +1267,12 @@ 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
-
-@@ -1281,6 +1284,9 @@ 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
-@@ -1797,12 +1803,12 @@ build_r4000_tlbchange_handler_head(u32 *
- {
- struct work_registers wr = build_get_work_registers(p);
-
--#ifdef CONFIG_BCM47XX
-- uasm_i_nop(p);
--#endif
- #ifdef CONFIG_64BIT
- build_get_pmde64(p, l, r, wr.r1, wr.r2); /* get pmd in ptr */
- #else
-+# ifdef CONFIG_BCM47XX
-+ uasm_i_nop(p);
-+# endif
- build_get_pgde32(p, wr.r1, wr.r2); /* get pgd in ptr */
- #endif
-
-@@ -1841,6 +1847,9 @@ build_r4000_tlbchange_handler_tail(u32 *
- build_tlb_write_entry(p, l, r, tlb_indexed);
- uasm_l_leave(l, *p);
- build_restore_work_registers(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