diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-09-06 16:27:37 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-09-06 16:27:37 +0000 |
commit | 17c7b6c3fdc48301e50d22cc6138ede16bd1be24 (patch) | |
tree | a5d41b991a151e72663527a96fbc6c494565d65c /target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch | |
parent | 5389989abaa52926b22f9f030d1481df1e73d745 (diff) |
strip the kernel version suffix from target directories, except for brcm-2.4 (the -2.4 will be included in the board name here). CONFIG_LINUX_<ver>_<board> becomes CONFIG_TARGET_<board>, same for profiles.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8653 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch | 643 |
1 files changed, 643 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch b/target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch new file mode 100644 index 000000000..ebc40f9f9 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.22/150-cpu_fixes.patch @@ -0,0 +1,643 @@ +Index: linux-2.6.22/arch/mips/kernel/genex.S +=================================================================== +--- linux-2.6.22.orig/arch/mips/kernel/genex.S 2007-07-26 06:29:25.057170943 +0200 ++++ linux-2.6.22/arch/mips/kernel/genex.S 2007-07-26 06:29:40.890073208 +0200 +@@ -51,6 +51,10 @@ + NESTED(except_vec3_generic, 0, sp) + .set push + .set noat ++#ifdef CONFIG_BCM947XX ++ nop ++ nop ++#endif + #if R5432_CP0_INTERRUPT_WAR + mfc0 k0, CP0_INDEX + #endif +Index: linux-2.6.22/arch/mips/mm/c-r4k.c +=================================================================== +--- linux-2.6.22.orig/arch/mips/mm/c-r4k.c 2007-07-26 06:29:40.826069560 +0200 ++++ linux-2.6.22/arch/mips/mm/c-r4k.c 2007-07-26 06:32:45.956619550 +0200 +@@ -29,6 +29,9 @@ + #include <asm/cacheflush.h> /* for run_uncached() */ + + ++/* For enabling BCM4710 cache workarounds */ ++int bcm4710 = 0; ++ + /* + * Special Variant of smp_call_function for use by cache functions: + * +@@ -85,14 +88,21 @@ + + static inline void r4k_blast_dcache_page_dc32(unsigned long addr) + { ++ unsigned long flags; ++ ++ local_irq_save(flags); + R4600_HIT_CACHEOP_WAR_IMPL; + blast_dcache32_page(addr); ++ local_irq_restore(flags); + } + + static void __init r4k_blast_dcache_page_setup(void) + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page = blast_dcache_page; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -107,6 +117,9 @@ + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page_indexed = blast_dcache_page_indexed; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page_indexed = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -121,6 +134,9 @@ + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache = blast_dcache; ++ else + if (dc_lsize == 0) + r4k_blast_dcache = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -202,8 +218,12 @@ + + static void (* r4k_blast_icache_page)(unsigned long addr); + ++static void r4k_flush_cache_all(void); + static void __init r4k_blast_icache_page_setup(void) + { ++#ifdef CONFIG_BCM947XX ++ r4k_blast_icache_page = (void *)r4k_flush_cache_all; ++#else + unsigned long ic_lsize = cpu_icache_line_size(); + + if (ic_lsize == 0) +@@ -214,6 +234,7 @@ + r4k_blast_icache_page = blast_icache32_page; + else if (ic_lsize == 64) + r4k_blast_icache_page = blast_icache64_page; ++#endif + } + + +@@ -221,6 +242,9 @@ + + static void __init r4k_blast_icache_page_indexed_setup(void) + { ++#ifdef CONFIG_BCM947XX ++ r4k_blast_icache_page_indexed = (void *)r4k_flush_cache_all; ++#else + unsigned long ic_lsize = cpu_icache_line_size(); + + if (ic_lsize == 0) +@@ -239,6 +263,7 @@ + blast_icache32_page_indexed; + } else if (ic_lsize == 64) + r4k_blast_icache_page_indexed = blast_icache64_page_indexed; ++#endif + } + + static void (* r4k_blast_icache)(void); +@@ -322,12 +347,17 @@ + */ + static inline void local_r4k_flush_cache_all(void * args) + { ++ unsigned long flags; ++ ++ local_irq_save(flags); + r4k_blast_dcache(); ++ r4k_blast_icache(); ++ local_irq_restore(flags); + } + + static void r4k_flush_cache_all(void) + { +- if (!cpu_has_dc_aliases) ++ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent) + return; + + r4k_on_each_cpu(local_r4k_flush_cache_all, NULL, 1, 1); +@@ -335,6 +365,9 @@ + + static inline void local_r4k___flush_cache_all(void * args) + { ++ unsigned long flags; ++ ++ local_irq_save(flags); + r4k_blast_dcache(); + r4k_blast_icache(); + +@@ -348,6 +381,7 @@ + case CPU_R14000: + r4k_blast_scache(); + } ++ local_irq_restore(flags); + } + + static void r4k___flush_cache_all(void) +@@ -358,17 +392,21 @@ + static inline void local_r4k_flush_cache_range(void * args) + { + struct vm_area_struct *vma = args; ++ unsigned long flags; + + if (!(cpu_context(smp_processor_id(), vma->vm_mm))) + return; + ++ local_irq_save(flags); + r4k_blast_dcache(); ++ r4k_blast_icache(); ++ local_irq_restore(flags); + } + + static void r4k_flush_cache_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end) + { +- if (!cpu_has_dc_aliases) ++ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent) + return; + + r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1); +@@ -377,6 +415,7 @@ + static inline void local_r4k_flush_cache_mm(void * args) + { + struct mm_struct *mm = args; ++ unsigned long flags; + + if (!cpu_context(smp_processor_id(), mm)) + return; +@@ -395,12 +434,15 @@ + return; + } + ++ local_irq_save(flags); + r4k_blast_dcache(); ++ r4k_blast_icache(); ++ local_irq_restore(flags); + } + + static void r4k_flush_cache_mm(struct mm_struct *mm) + { +- if (!cpu_has_dc_aliases) ++ if (!cpu_has_dc_aliases && cpu_use_kmap_coherent) + return; + + r4k_on_each_cpu(local_r4k_flush_cache_mm, mm, 1, 1); +@@ -420,6 +462,7 @@ + unsigned long paddr = fcp_args->pfn << PAGE_SHIFT; + int exec = vma->vm_flags & VM_EXEC; + struct mm_struct *mm = vma->vm_mm; ++ unsigned long flags; + pgd_t *pgdp; + pud_t *pudp; + pmd_t *pmdp; +@@ -451,8 +494,9 @@ + * for every cache flush operation. So we do indexed flushes + * in that case, which doesn't overly flush the cache too much. + */ ++ local_irq_save(flags); + if ((mm == current->active_mm) && (pte_val(*ptep) & _PAGE_VALID)) { +- if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) { ++ if (!cpu_use_kmap_coherent || cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) { + r4k_blast_dcache_page(addr); + if (exec && !cpu_icache_snoops_remote_store) + r4k_blast_scache_page(addr); +@@ -460,14 +504,14 @@ + if (exec) + r4k_blast_icache_page(addr); + +- return; ++ goto done; + } + + /* + * Do indexed flush, too much work to get the (possible) TLB refills + * to work correctly. + */ +- if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) { ++ if (!cpu_use_kmap_coherent || cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) { + r4k_blast_dcache_page_indexed(cpu_has_pindexed_dcache ? + paddr : addr); + if (exec && !cpu_icache_snoops_remote_store) { +@@ -483,6 +527,8 @@ + } else + r4k_blast_icache_page_indexed(addr); + } ++done: ++ local_irq_restore(flags); + } + + static void r4k_flush_cache_page(struct vm_area_struct *vma, +@@ -499,7 +545,11 @@ + + static inline void local_r4k_flush_data_cache_page(void * addr) + { ++ unsigned long flags; ++ ++ local_irq_save(flags); + r4k_blast_dcache_page((unsigned long) addr); ++ local_irq_restore(flags); + } + + static void r4k_flush_data_cache_page(unsigned long addr) +@@ -542,6 +592,9 @@ + + static void r4k_flush_icache_range(unsigned long start, unsigned long end) + { ++#ifdef CONFIG_BCM947XX ++ r4k_flush_cache_all(); ++#else + struct flush_icache_range_args args; + + args.start = start; +@@ -549,12 +602,15 @@ + + r4k_on_each_cpu(local_r4k_flush_icache_range, &args, 1, 1); + instruction_hazard(); ++#endif + } + + #ifdef CONFIG_DMA_NONCOHERENT + + static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size) + { ++ unsigned long flags; ++ + /* Catch bad driver code */ + BUG_ON(size == 0); + +@@ -571,18 +627,21 @@ + * subset property so we have to flush the primary caches + * explicitly + */ ++ local_irq_save(flags); + if (size >= dcache_size) { + r4k_blast_dcache(); + } else { + R4600_HIT_CACHEOP_WAR_IMPL; + blast_dcache_range(addr, addr + size); + } +- + bc_wback_inv(addr, size); ++ local_irq_restore(flags); + } + + static void r4k_dma_cache_inv(unsigned long addr, unsigned long size) + { ++ unsigned long flags; ++ + /* Catch bad driver code */ + BUG_ON(size == 0); + +@@ -594,6 +653,7 @@ + return; + } + ++ local_irq_save(flags); + if (size >= dcache_size) { + r4k_blast_dcache(); + } else { +@@ -602,6 +662,7 @@ + } + + bc_inv(addr, size); ++ local_irq_restore(flags); + } + #endif /* CONFIG_DMA_NONCOHERENT */ + +@@ -616,8 +677,12 @@ + unsigned long dc_lsize = cpu_dcache_line_size(); + unsigned long sc_lsize = cpu_scache_line_size(); + unsigned long addr = (unsigned long) arg; ++ unsigned long flags; + ++ local_irq_save(flags); + R4600_HIT_CACHEOP_WAR_IMPL; ++ BCM4710_PROTECTED_FILL_TLB(addr); ++ BCM4710_PROTECTED_FILL_TLB(addr + 4); + if (dc_lsize) + protected_writeback_dcache_line(addr & ~(dc_lsize - 1)); + if (!cpu_icache_snoops_remote_store && scache_size) +@@ -644,6 +709,7 @@ + } + if (MIPS_CACHE_SYNC_WAR) + __asm__ __volatile__ ("sync"); ++ local_irq_restore(flags); + } + + static void r4k_flush_cache_sigtramp(unsigned long addr) +@@ -1144,6 +1210,17 @@ + * silly idea of putting something else there ... + */ + switch (current_cpu_data.cputype) { ++ case CPU_BCM3302: ++ { ++ u32 cm; ++ cm = read_c0_diag(); ++ /* Enable icache */ ++ cm |= (1 << 31); ++ /* Enable dcache */ ++ cm |= (1 << 30); ++ write_c0_diag(cm); ++ } ++ break; + case CPU_R4000PC: + case CPU_R4000SC: + case CPU_R4000MC: +@@ -1174,6 +1251,15 @@ + /* Default cache error handler for R4000 and R5000 family */ + set_uncached_handler (0x100, &except_vec2_generic, 0x80); + ++ /* Check if special workarounds are required */ ++#ifdef CONFIG_BCM947XX ++ if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & 0xff) == 0) { ++ printk("Enabling BCM4710A0 cache workarounds.\n"); ++ bcm4710 = 1; ++ } else ++#endif ++ bcm4710 = 0; ++ + probe_pcache(); + setup_scache(); + +@@ -1219,5 +1305,13 @@ + build_clear_page(); + build_copy_page(); + local_r4k___flush_cache_all(NULL); ++#ifdef CONFIG_BCM947XX ++ { ++ static void (*_coherency_setup)(void); ++ _coherency_setup = (void (*)(void)) KSEG1ADDR(coherency_setup); ++ _coherency_setup(); ++ } ++#else + coherency_setup(); ++#endif + } +Index: linux-2.6.22/arch/mips/mm/tlbex.c +=================================================================== +--- linux-2.6.22.orig/arch/mips/mm/tlbex.c 2007-07-26 06:29:40.582055658 +0200 ++++ linux-2.6.22/arch/mips/mm/tlbex.c 2007-07-26 06:32:45.964620005 +0200 +@@ -1229,6 +1229,10 @@ + #endif + } + ++#ifdef CONFIG_BCM947XX ++extern int bcm4710; ++#endif ++ + static void __init build_r4000_tlb_refill_handler(void) + { + u32 *p = tlb_handler; +@@ -1243,6 +1247,10 @@ + memset(relocs, 0, sizeof(relocs)); + memset(final_handler, 0, sizeof(final_handler)); + ++#ifdef CONFIG_BCM947XX ++ i_nop(&p); ++#endif ++ + /* + * create the plain linear handler + */ +@@ -1736,6 +1744,9 @@ + memset(labels, 0, sizeof(labels)); + memset(relocs, 0, sizeof(relocs)); + ++#ifdef CONFIG_BCM947XX ++ i_nop(&p); ++#endif + if (bcm1250_m3_war()) { + i_MFC0(&p, K0, C0_BADVADDR); + i_MFC0(&p, K1, C0_ENTRYHI); +Index: linux-2.6.22/include/asm-mips/r4kcache.h +=================================================================== +--- linux-2.6.22.orig/include/asm-mips/r4kcache.h 2007-07-26 06:29:25.085172538 +0200 ++++ linux-2.6.22/include/asm-mips/r4kcache.h 2007-07-26 06:29:40.938075943 +0200 +@@ -17,6 +17,20 @@ + #include <asm/cpu-features.h> + #include <asm/mipsmtregs.h> + ++#ifdef CONFIG_BCM947XX ++#include <asm/paccess.h> ++#include <linux/ssb/ssb.h> ++#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE + SSB_IMSTATE))) ++ ++#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() ++ ++#define BCM4710_FILL_TLB(addr) ++#define BCM4710_PROTECTED_FILL_TLB(addr) ++#endif ++ + /* + * This macro return a properly sign-extended address suitable as base address + * for indexed cache operations. Two issues here: +@@ -150,6 +164,7 @@ + static inline void flush_dcache_line_indexed(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Index_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -169,6 +184,7 @@ + static inline void flush_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -176,6 +192,7 @@ + static inline void invalidate_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Invalidate_D, addr); + __dflush_epilogue + } +@@ -208,6 +225,7 @@ + */ + static inline void protected_flush_icache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Invalidate_I, addr); + } + +@@ -219,6 +237,7 @@ + */ + static inline void protected_writeback_dcache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Writeback_Inv_D, addr); + } + +@@ -339,8 +358,52 @@ + : "r" (base), \ + "i" (op)); + ++static inline void blast_dcache(void) ++{ ++ unsigned long start = KSEG0; ++ unsigned long dcache_size = current_cpu_data.dcache.waysize * current_cpu_data.dcache.ways; ++ unsigned long end = (start + dcache_size); ++ ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ ++ BCM4710_FILL_TLB(start); ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Hit_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page_indexed(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit; ++ unsigned long ws_end = current_cpu_data.dcache.ways << ++ current_cpu_data.dcache.waybit; ++ unsigned long ws, addr; ++ for (ws = 0; ws < ws_end; ws += ws_inc) { ++ start = page + ws; ++ for (addr = start; addr < end; addr += current_cpu_data.dcache.linesz) { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, addr); ++ } ++ } ++} ++ ++ + /* build blast_xxx, blast_xxx_page, blast_xxx_page_indexed */ +-#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize) \ ++#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize, war) \ + static inline void blast_##pfx##cache##lsize(void) \ + { \ + unsigned long start = INDEX_BASE; \ +@@ -352,6 +415,7 @@ + \ + __##pfx##flush_prologue \ + \ ++ war \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ + for (addr = start; addr < end; addr += lsize * 32) \ + cache##lsize##_unroll32(addr|ws,indexop); \ +@@ -366,6 +430,7 @@ + \ + __##pfx##flush_prologue \ + \ ++ war \ + do { \ + cache##lsize##_unroll32(start,hitop); \ + start += lsize * 32; \ +@@ -384,6 +449,8 @@ + current_cpu_data.desc.waybit; \ + unsigned long ws, addr; \ + \ ++ war \ ++ \ + __##pfx##flush_prologue \ + \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ +@@ -393,28 +460,30 @@ + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16) +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16, ) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64, ) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128, ) + + /* build blast_xxx_range, protected_blast_xxx_range */ +-#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \ ++#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot, war, war2) \ + static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ + unsigned long end) \ + { \ + unsigned long lsize = cpu_##desc##_line_size(); \ + unsigned long addr = start & ~(lsize - 1); \ + unsigned long aend = (end - 1) & ~(lsize - 1); \ ++ war \ + \ + __##pfx##flush_prologue \ + \ + while (1) { \ ++ war2 \ + prot##cache_op(hitop, addr); \ + if (addr == aend) \ + break; \ +@@ -424,13 +493,13 @@ + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_) +-__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_) +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, ) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, BCM4710_PROTECTED_FILL_TLB(addr); BCM4710_PROTECTED_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D,, BCM4710_FILL_TLB(addr); BCM4710_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD,,, ) + /* blast_inv_dcache_range */ +-__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, ) +-__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, ) ++__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D,,,BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD,,, ) + + #endif /* _ASM_R4KCACHE_H */ +Index: linux-2.6.22/include/asm-mips/stackframe.h +=================================================================== +--- linux-2.6.22.orig/include/asm-mips/stackframe.h 2007-07-26 06:29:25.093172994 +0200 ++++ linux-2.6.22/include/asm-mips/stackframe.h 2007-07-26 06:29:40.962077312 +0200 +@@ -350,6 +350,10 @@ + .macro RESTORE_SP_AND_RET + LONG_L sp, PT_R29(sp) + .set mips3 ++#ifdef CONFIG_BCM947XX ++ nop ++ nop ++#endif + eret + .set mips0 + .endm |