X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=softmmu_template.h;h=4b33aef5f026eb974681e4b1deafe00659c5b8be;hb=72b675caacfc6f2fde17e6b51a668c0d5409a8f7;hp=0a4bc7e0cd0d626a2421b00ec96fd3761b80cc30;hpb=d656469f44aa541b1e2ca4019fef101b60557aac;p=qemu diff --git a/softmmu_template.h b/softmmu_template.h index 0a4bc7e..4b33aef 100644 --- a/softmmu_template.h +++ b/softmmu_template.h @@ -15,7 +15,7 @@ * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA */ #define DATA_SIZE (1 << SHIFT) @@ -51,12 +51,20 @@ static DATA_TYPE glue(glue(slow_ld, SUFFIX), MMUSUFFIX)(target_ulong addr, int mmu_idx, void *retaddr); static inline DATA_TYPE glue(io_read, SUFFIX)(target_phys_addr_t physaddr, - target_ulong tlb_addr) + target_ulong addr, + void *retaddr) { DATA_TYPE res; int index; + index = (physaddr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); + physaddr = (physaddr & TARGET_PAGE_MASK) + addr; + env->mem_io_pc = (unsigned long)retaddr; + if (index > (IO_MEM_NOTDIRTY >> IO_MEM_SHIFT) + && !can_do_io(env)) { + cpu_io_recompile(env, retaddr); + } - index = (tlb_addr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); + env->mem_io_vaddr = addr; #if SHIFT <= 2 res = io_mem_read[index][SHIFT](io_mem_opaque[index], physaddr); #else @@ -68,7 +76,7 @@ static inline DATA_TYPE glue(io_read, SUFFIX)(target_phys_addr_t physaddr, res |= (uint64_t)io_mem_read[index][2](io_mem_opaque[index], physaddr + 4) << 32; #endif #endif /* SHIFT > 2 */ -#ifdef USE_KQEMU +#ifdef CONFIG_KQEMU env->last_io_time = cpu_get_time_fast(); #endif return res; @@ -81,7 +89,7 @@ DATA_TYPE REGPARM glue(glue(__ld, SUFFIX), MMUSUFFIX)(target_ulong addr, DATA_TYPE res; int index; target_ulong tlb_addr; - target_phys_addr_t physaddr; + target_phys_addr_t addend; void *retaddr; /* test if there is match for unaligned or IO access */ @@ -90,12 +98,13 @@ DATA_TYPE REGPARM glue(glue(__ld, SUFFIX), MMUSUFFIX)(target_ulong addr, redo: tlb_addr = env->tlb_table[mmu_idx][index].ADDR_READ; if ((addr & TARGET_PAGE_MASK) == (tlb_addr & (TARGET_PAGE_MASK | TLB_INVALID_MASK))) { - physaddr = addr + env->tlb_table[mmu_idx][index].addend; if (tlb_addr & ~TARGET_PAGE_MASK) { /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; - res = glue(io_read, SUFFIX)(physaddr, tlb_addr); + retaddr = GETPC(); + addend = env->iotlb[mmu_idx][index]; + res = glue(io_read, SUFFIX)(addend, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { /* slow unaligned access (it spans two pages or IO) */ do_unaligned_access: @@ -113,7 +122,8 @@ DATA_TYPE REGPARM glue(glue(__ld, SUFFIX), MMUSUFFIX)(target_ulong addr, do_unaligned_access(addr, READ_ACCESS_TYPE, mmu_idx, retaddr); } #endif - res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)(long)physaddr); + addend = env->tlb_table[mmu_idx][index].addend; + res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)(long)(addr+addend)); } } else { /* the page is not in the TLB : fill it */ @@ -135,19 +145,20 @@ static DATA_TYPE glue(glue(slow_ld, SUFFIX), MMUSUFFIX)(target_ulong addr, { DATA_TYPE res, res1, res2; int index, shift; - target_phys_addr_t physaddr; + target_phys_addr_t addend; target_ulong tlb_addr, addr1, addr2; index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); redo: tlb_addr = env->tlb_table[mmu_idx][index].ADDR_READ; if ((addr & TARGET_PAGE_MASK) == (tlb_addr & (TARGET_PAGE_MASK | TLB_INVALID_MASK))) { - physaddr = addr + env->tlb_table[mmu_idx][index].addend; if (tlb_addr & ~TARGET_PAGE_MASK) { /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; - res = glue(io_read, SUFFIX)(physaddr, tlb_addr); + retaddr = GETPC(); + addend = env->iotlb[mmu_idx][index]; + res = glue(io_read, SUFFIX)(addend, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { do_unaligned_access: /* slow unaligned access (it spans two pages) */ @@ -166,7 +177,8 @@ static DATA_TYPE glue(glue(slow_ld, SUFFIX), MMUSUFFIX)(target_ulong addr, res = (DATA_TYPE)res; } else { /* unaligned/aligned access in the same page */ - res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)(long)physaddr); + addend = env->tlb_table[mmu_idx][index].addend; + res = glue(glue(ld, USUFFIX), _raw)((uint8_t *)(long)(addr+addend)); } } else { /* the page is not in the TLB : fill it */ @@ -185,14 +197,19 @@ static void glue(glue(slow_st, SUFFIX), MMUSUFFIX)(target_ulong addr, static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr, DATA_TYPE val, - target_ulong tlb_addr, + target_ulong addr, void *retaddr) { int index; + index = (physaddr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); + physaddr = (physaddr & TARGET_PAGE_MASK) + addr; + if (index > (IO_MEM_NOTDIRTY >> IO_MEM_SHIFT) + && !can_do_io(env)) { + cpu_io_recompile(env, retaddr); + } - index = (tlb_addr >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); - env->mem_write_vaddr = tlb_addr; - env->mem_write_pc = (unsigned long)retaddr; + env->mem_io_vaddr = addr; + env->mem_io_pc = (unsigned long)retaddr; #if SHIFT <= 2 io_mem_write[index][SHIFT](io_mem_opaque[index], physaddr, val); #else @@ -204,7 +221,7 @@ static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr, io_mem_write[index][2](io_mem_opaque[index], physaddr + 4, val >> 32); #endif #endif /* SHIFT > 2 */ -#ifdef USE_KQEMU +#ifdef CONFIG_KQEMU env->last_io_time = cpu_get_time_fast(); #endif } @@ -213,7 +230,7 @@ void REGPARM glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr, DATA_TYPE val, int mmu_idx) { - target_phys_addr_t physaddr; + target_phys_addr_t addend; target_ulong tlb_addr; void *retaddr; int index; @@ -222,13 +239,13 @@ void REGPARM glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr, redo: tlb_addr = env->tlb_table[mmu_idx][index].addr_write; if ((addr & TARGET_PAGE_MASK) == (tlb_addr & (TARGET_PAGE_MASK | TLB_INVALID_MASK))) { - physaddr = addr + env->tlb_table[mmu_idx][index].addend; if (tlb_addr & ~TARGET_PAGE_MASK) { /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; retaddr = GETPC(); - glue(io_write, SUFFIX)(physaddr, val, tlb_addr, retaddr); + addend = env->iotlb[mmu_idx][index]; + glue(io_write, SUFFIX)(addend, val, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { do_unaligned_access: retaddr = GETPC(); @@ -245,7 +262,8 @@ void REGPARM glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr, do_unaligned_access(addr, 1, mmu_idx, retaddr); } #endif - glue(glue(st, SUFFIX), _raw)((uint8_t *)(long)physaddr, val); + addend = env->tlb_table[mmu_idx][index].addend; + glue(glue(st, SUFFIX), _raw)((uint8_t *)(long)(addr+addend), val); } } else { /* the page is not in the TLB : fill it */ @@ -265,7 +283,7 @@ static void glue(glue(slow_st, SUFFIX), MMUSUFFIX)(target_ulong addr, int mmu_idx, void *retaddr) { - target_phys_addr_t physaddr; + target_phys_addr_t addend; target_ulong tlb_addr; int index, i; @@ -273,12 +291,12 @@ static void glue(glue(slow_st, SUFFIX), MMUSUFFIX)(target_ulong addr, redo: tlb_addr = env->tlb_table[mmu_idx][index].addr_write; if ((addr & TARGET_PAGE_MASK) == (tlb_addr & (TARGET_PAGE_MASK | TLB_INVALID_MASK))) { - physaddr = addr + env->tlb_table[mmu_idx][index].addend; if (tlb_addr & ~TARGET_PAGE_MASK) { /* IO access */ if ((addr & (DATA_SIZE - 1)) != 0) goto do_unaligned_access; - glue(io_write, SUFFIX)(physaddr, val, tlb_addr, retaddr); + addend = env->iotlb[mmu_idx][index]; + glue(io_write, SUFFIX)(addend, val, addr, retaddr); } else if (((addr & ~TARGET_PAGE_MASK) + DATA_SIZE - 1) >= TARGET_PAGE_SIZE) { do_unaligned_access: /* XXX: not efficient, but simple */ @@ -295,7 +313,8 @@ static void glue(glue(slow_st, SUFFIX), MMUSUFFIX)(target_ulong addr, } } else { /* aligned/unaligned access in the same page */ - glue(glue(st, SUFFIX), _raw)((uint8_t *)(long)physaddr, val); + addend = env->tlb_table[mmu_idx][index].addend; + glue(glue(st, SUFFIX), _raw)((uint8_t *)(long)(addr+addend), val); } } else { /* the page is not in the TLB : fill it */