diff options
author | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2013-01-03 01:48:43 +0000 |
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committer | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2013-01-03 01:48:43 +0000 |
commit | d4db204893ce8c23df31641e3e61a811e13ae67a (patch) | |
tree | 8f331bc9a4201f81eaacfa94db8754a72eea39d5 /target/linux/brcm47xx/patches-3.3/920-cache-wround.patch | |
parent | d01cd03c82df4eede1ddaa42fbf7cd4a1eff9b6b (diff) |
brcm47xx: remove support for kernel version 3.3
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34986 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/920-cache-wround.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-3.3/920-cache-wround.patch | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/920-cache-wround.patch b/target/linux/brcm47xx/patches-3.3/920-cache-wround.patch deleted file mode 100644 index 0f6f76596..000000000 --- a/target/linux/brcm47xx/patches-3.3/920-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 |