diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/mipsregs.h | 22 | ||||
| -rw-r--r-- | arch/mips/kernel/linux32.c | 1 | ||||
| -rw-r--r-- | arch/mips/kernel/traps.c | 12 | ||||
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 2 | ||||
| -rw-r--r-- | arch/mips/mm/dma-default.c | 2 |
5 files changed, 20 insertions, 19 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index 0417516503f..526f327475c 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -1391,11 +1391,11 @@ static inline void tlb_write_random(void) static inline unsigned int \ set_c0_##name(unsigned int set) \ { \ - unsigned int res; \ + unsigned int res, new; \ \ res = read_c0_##name(); \ - res |= set; \ - write_c0_##name(res); \ + new = res | set; \ + write_c0_##name(new); \ \ return res; \ } \ @@ -1403,24 +1403,24 @@ set_c0_##name(unsigned int set) \ static inline unsigned int \ clear_c0_##name(unsigned int clear) \ { \ - unsigned int res; \ + unsigned int res, new; \ \ res = read_c0_##name(); \ - res &= ~clear; \ - write_c0_##name(res); \ + new = res & ~clear; \ + write_c0_##name(new); \ \ return res; \ } \ \ static inline unsigned int \ -change_c0_##name(unsigned int change, unsigned int new) \ +change_c0_##name(unsigned int change, unsigned int val) \ { \ - unsigned int res; \ + unsigned int res, new; \ \ res = read_c0_##name(); \ - res &= ~change; \ - res |= (new & change); \ - write_c0_##name(res); \ + new = res & ~change; \ + new |= (val & change); \ + write_c0_##name(new); \ \ return res; \ } diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 1a86f84fa94..49aac6e17df 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -32,7 +32,6 @@ #include <linux/module.h> #include <linux/binfmts.h> #include <linux/security.h> -#include <linux/syscalls.h> #include <linux/compat.h> #include <linux/vfs.h> #include <linux/ipc.h> diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index b2d7041341b..29fadaccecd 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -1520,7 +1520,9 @@ void __cpuinit per_cpu_trap_init(void) #endif /* CONFIG_MIPS_MT_SMTC */ if (cpu_has_veic || cpu_has_vint) { + unsigned long sr = set_c0_status(ST0_BEV); write_c0_ebase(ebase); + write_c0_status(sr); /* Setting vector spacing enables EI/VI mode */ change_c0_intctl(0x3e0, VECTORSPACING); } @@ -1602,8 +1604,6 @@ void __cpuinit set_uncached_handler(unsigned long offset, void *addr, #ifdef CONFIG_64BIT unsigned long uncached_ebase = TO_UNCAC(ebase); #endif - if (cpu_has_mips_r2) - uncached_ebase += (read_c0_ebase() & 0x3ffff000); if (!addr) panic(panic_null_cerr); @@ -1635,9 +1635,11 @@ void __init trap_init(void) return; /* Already done */ #endif - if (cpu_has_veic || cpu_has_vint) - ebase = (unsigned long) alloc_bootmem_low_pages(0x200 + VECTORSPACING*64); - else { + if (cpu_has_veic || cpu_has_vint) { + unsigned long size = 0x200 + VECTORSPACING*64; + ebase = (unsigned long) + __alloc_bootmem(size, 1 << fls(size), 0); + } else { ebase = CAC_BASE; if (cpu_has_mips_r2) ebase += (read_c0_ebase() & 0x3ffff000); diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index c43f4b26a69..871e828bc62 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -780,7 +780,7 @@ static void __cpuinit probe_pcache(void) c->dcache.ways = 2; c->dcache.waybit = 0; - c->options |= MIPS_CPU_CACHE_CDEX_P; + c->options |= MIPS_CPU_CACHE_CDEX_P | MIPS_CPU_PREFETCH; break; case CPU_TX49XX: diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 546e6977d4f..bed56f1ac83 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -225,7 +225,7 @@ void dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, if (!plat_device_is_coherent(dev) && direction != DMA_TO_DEVICE) { unsigned long addr; - addr = plat_dma_addr_to_phys(dma_address); + addr = dma_addr_to_virt(dma_address); dma_cache_wback_inv(addr, size); } |