summaryrefslogtreecommitdiff
path: root/target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch
diff options
context:
space:
mode:
authorHauke Mehrtens <hauke@hauke-m.de>2010-11-28 14:08:04 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2010-11-28 14:08:04 +0000
commitaf2349b4bcf50920a390266cf2880c4e9a007f87 (patch)
tree0516e6f65f4d55c0d87fae8ccdb56d0d78dedf4f /target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch
parent6f58cc20fcd8d6aaa29fdad930c89dfc37211648 (diff)
downloadmtk-20170518-af2349b4bcf50920a390266cf2880c4e9a007f87.zip
mtk-20170518-af2349b4bcf50920a390266cf2880c4e9a007f87.tar.gz
mtk-20170518-af2349b4bcf50920a390266cf2880c4e9a007f87.tar.bz2
brcm47xx: remove support for old kernel versions
SVN-Revision: 24168
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch')
-rw-r--r--target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch135
1 files changed, 0 insertions, 135 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch b/target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch
deleted file mode 100644
index 7b889d8..0000000
--- a/target/linux/brcm47xx/patches-2.6.32/920-cache-wround.patch
+++ /dev/null
@@ -1,135 +0,0 @@
---- a/arch/mips/include/asm/r4kcache.h
-+++ b/arch/mips/include/asm/r4kcache.h
-@@ -20,10 +20,25 @@
- #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
-@@ -595,6 +595,9 @@ 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 */
-@@ -733,12 +736,12 @@ 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
-
-@@ -750,6 +753,9 @@ 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
-@@ -1188,12 +1194,12 @@ 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
-
-@@ -1230,6 +1236,9 @@ 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