diff options
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | Makefile.target | 7 | ||||
| -rwxr-xr-x | configure | 17 | ||||
| -rw-r--r-- | cpu-all.h | 10 | ||||
| -rw-r--r-- | cpu-exec.c | 60 | ||||
| -rw-r--r-- | dyngen-exec.h | 8 | ||||
| -rw-r--r-- | exec.c | 42 | ||||
| -rw-r--r-- | linux-user/elfload.c | 32 | ||||
| -rw-r--r-- | linux-user/main.c | 15 | ||||
| -rw-r--r-- | linux-user/mmap.c | 56 | ||||
| -rw-r--r-- | oss.c | 2 | ||||
| -rw-r--r-- | target-i386/exec.h | 8 | ||||
| -rw-r--r-- | target-i386/op.c | 19 | ||||
| -rw-r--r-- | vl.c | 12 |
14 files changed, 185 insertions, 106 deletions
@@ -1,6 +1,9 @@ include config-host.mak CFLAGS=-Wall -O2 -g +ifdef CONFIG_DARWIN +CFLAGS+= -mdynamic-no-pic +endif ifdef CONFIG_WIN32 CFLAGS+=-fpack-struct endif diff --git a/Makefile.target b/Makefile.target index 1134256c81..3303b0ce5a 100644 --- a/Makefile.target +++ b/Makefile.target @@ -100,6 +100,7 @@ LDFLAGS+=-Wl,-T,$(SRC_PATH)/amd64.ld endif ifeq ($(ARCH),ppc) +CFLAGS+= -D__powerpc__ OP_CFLAGS=$(CFLAGS) LDFLAGS+=-Wl,-T,$(SRC_PATH)/ppc.ld endif @@ -152,6 +153,10 @@ ifeq ($(HAVE_GCC3_OPTIONS),yes) OP_CFLAGS+=-fno-reorder-blocks -fno-optimize-sibling-calls endif +ifeq ($(CONFIG_DARWIN),yes) +OP_CFLAGS+= -mdynamic-no-pic +endif + ######################################################### DEFINES+=-D_GNU_SOURCE @@ -267,9 +272,11 @@ endif ifndef CONFIG_SOFTMMU VL_LDFLAGS+=-Wl,-T,$(SRC_PATH)/i386-vl.ld endif +ifndef CONFIG_DARWIN ifndef CONFIG_WIN32 VL_LIBS=-lutil endif +endif $(QEMU_SYSTEM): $(VL_OBJS) libqemu.a $(CC) $(VL_LDFLAGS) -o $@ $^ $(LIBS) $(SDL_LIBS) $(VL_LIBS) @@ -88,12 +88,18 @@ bsd="yes" OpenBSD) bsd="yes" ;; +Darwin) +bsd="yes" +darwin="yes" +;; *) ;; esac if [ "$bsd" = "yes" ] ; then - make="gmake" - target_list="i386-softmmu" + if [ ! "$darwin" = "yes" ] ; then + make="gmake" + fi + target_list="i386-softmmu ppc-softmmu" fi # find source path @@ -391,6 +397,10 @@ if test "$mingw32" = "yes" ; then elif test -f "/usr/include/byteswap.h" ; then echo "#define HAVE_BYTESWAP_H 1" >> $config_h fi +if test "$darwin" = "yes" ; then + echo "CONFIG_DARWIN=yes" >> $config_mak + echo "#define CONFIG_DARWIN 1" >> $config_h +fi if test "$gdbstub" = "yes" ; then echo "CONFIG_GDBSTUB=yes" >> $config_mak echo "#define CONFIG_GDBSTUB 1" >> $config_h @@ -417,10 +427,13 @@ echo "\"" >> $config_h echo "SRC_PATH=$source_path" >> $config_mak echo "TARGET_DIRS=$target_list" >> $config_mak +# XXX: suppress that if [ "$bsd" = "yes" ] ; then echo "#define O_LARGEFILE 0" >> $config_h echo "#define lseek64 lseek" >> $config_h + echo "#define mkstemp64 mkstemp" >> $config_h echo "#define ftruncate64 ftruncate" >> $config_h + echo "#define off64_t off_t" >> $config_h echo "#define MAP_ANONYMOUS MAP_ANON" >> $config_h echo "#define _BSD 1" >> $config_h fi @@ -538,12 +538,12 @@ static inline void stfq_raw(void *ptr, double v) #define TARGET_PAGE_MASK ~(TARGET_PAGE_SIZE - 1) #define TARGET_PAGE_ALIGN(addr) (((addr) + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK) -extern unsigned long real_host_page_size; -extern unsigned long host_page_bits; -extern unsigned long host_page_size; -extern unsigned long host_page_mask; +extern unsigned long qemu_real_host_page_size; +extern unsigned long qemu_host_page_bits; +extern unsigned long qemu_host_page_size; +extern unsigned long qemu_host_page_mask; -#define HOST_PAGE_ALIGN(addr) (((addr) + host_page_size - 1) & host_page_mask) +#define HOST_PAGE_ALIGN(addr) (((addr) + qemu_host_page_size - 1) & qemu_host_page_mask) /* same as PROT_xxx */ #define PAGE_READ 0x0001 diff --git a/cpu-exec.c b/cpu-exec.c index aa713c9a63..0f317574f3 100644 --- a/cpu-exec.c +++ b/cpu-exec.c @@ -852,24 +852,72 @@ int cpu_signal_handler(int host_signum, struct siginfo *info, &uc->uc_sigmask, puc); } -#elif defined(__powerpc) +#elif defined(__powerpc__) -int cpu_signal_handler(int host_signum, struct siginfo *info, +/*********************************************************************** + * signal context platform-specific definitions + * From Wine + */ +#ifdef linux +/* All Registers access - only for local access */ +# define REG_sig(reg_name, context) ((context)->uc_mcontext.regs->reg_name) +/* Gpr Registers access */ +# define GPR_sig(reg_num, context) REG_sig(gpr[reg_num], context) +# define IAR_sig(context) REG_sig(nip, context) /* Program counter */ +# define MSR_sig(context) REG_sig(msr, context) /* Machine State Register (Supervisor) */ +# define CTR_sig(context) REG_sig(ctr, context) /* Count register */ +# define XER_sig(context) REG_sig(xer, context) /* User's integer exception register */ +# define LR_sig(context) REG_sig(link, context) /* Link register */ +# define CR_sig(context) REG_sig(ccr, context) /* Condition register */ +/* Float Registers access */ +# define FLOAT_sig(reg_num, context) (((double*)((char*)((context)->uc_mcontext.regs+48*4)))[reg_num]) +# define FPSCR_sig(context) (*(int*)((char*)((context)->uc_mcontext.regs+(48+32*2)*4))) +/* Exception Registers access */ +# define DAR_sig(context) REG_sig(dar, context) +# define DSISR_sig(context) REG_sig(dsisr, context) +# define TRAP_sig(context) REG_sig(trap, context) +#endif /* linux */ + +#ifdef __APPLE__ +# include <sys/ucontext.h> +typedef struct ucontext SIGCONTEXT; +/* All Registers access - only for local access */ +# define REG_sig(reg_name, context) ((context)->uc_mcontext->ss.reg_name) +# define FLOATREG_sig(reg_name, context) ((context)->uc_mcontext->fs.reg_name) +# define EXCEPREG_sig(reg_name, context) ((context)->uc_mcontext->es.reg_name) +# define VECREG_sig(reg_name, context) ((context)->uc_mcontext->vs.reg_name) +/* Gpr Registers access */ +# define GPR_sig(reg_num, context) REG_sig(r##reg_num, context) +# define IAR_sig(context) REG_sig(srr0, context) /* Program counter */ +# define MSR_sig(context) REG_sig(srr1, context) /* Machine State Register (Supervisor) */ +# define CTR_sig(context) REG_sig(ctr, context) +# define XER_sig(context) REG_sig(xer, context) /* Link register */ +# define LR_sig(context) REG_sig(lr, context) /* User's integer exception register */ +# define CR_sig(context) REG_sig(cr, context) /* Condition register */ +/* Float Registers access */ +# define FLOAT_sig(reg_num, context) FLOATREG_sig(fpregs[reg_num], context) +# define FPSCR_sig(context) ((double)FLOATREG_sig(fpscr, context)) +/* Exception Registers access */ +# define DAR_sig(context) EXCEPREG_sig(dar, context) /* Fault registers for coredump */ +# define DSISR_sig(context) EXCEPREG_sig(dsisr, context) +# define TRAP_sig(context) EXCEPREG_sig(exception, context) /* number of powerpc exception taken */ +#endif /* __APPLE__ */ + +int cpu_signal_handler(int host_signum, siginfo *info, void *puc) { struct ucontext *uc = puc; - struct pt_regs *regs = uc->uc_mcontext.regs; unsigned long pc; int is_write; - pc = regs->nip; + pc = IAR_sig(uc); is_write = 0; #if 0 /* ppc 4xx case */ - if (regs->dsisr & 0x00800000) + if (DSISR_sig(uc) & 0x00800000) is_write = 1; #else - if (regs->trap != 0x400 && (regs->dsisr & 0x02000000)) + if (TRAP_sig(uc) != 0x400 && (DSISR_sig(uc) & 0x02000000)) is_write = 1; #endif return handle_cpu_signal(pc, (unsigned long)info->si_addr, diff --git a/dyngen-exec.h b/dyngen-exec.h index 2d5209bc89..907771e4a9 100644 --- a/dyngen-exec.h +++ b/dyngen-exec.h @@ -59,8 +59,14 @@ extern int fprintf(FILE *, const char *, ...); extern int printf(const char *, ...); #undef NULL #define NULL 0 -#ifdef _BSD +#if defined(_BSD) && !defined(__APPLE__) #include <ieeefp.h> + +#define FE_TONEAREST FP_RN +#define FE_DOWNWARD FP_RM +#define FE_UPWARD FP_RP +#define FE_TOWARDZERO FP_RZ +#define fesetround(x) fpsetround(x) #else #include <fenv.h> #endif @@ -100,10 +100,10 @@ typedef struct VirtPageDesc { static void io_mem_init(void); -unsigned long real_host_page_size; -unsigned long host_page_bits; -unsigned long host_page_size; -unsigned long host_page_mask; +unsigned long qemu_real_host_page_size; +unsigned long qemu_host_page_bits; +unsigned long qemu_host_page_size; +unsigned long qemu_host_page_mask; /* XXX: for system emulation, it could just be an array */ static PageDesc *l1_map[L1_SIZE]; @@ -127,21 +127,21 @@ int loglevel; static void page_init(void) { - /* NOTE: we can always suppose that host_page_size >= + /* NOTE: we can always suppose that qemu_host_page_size >= TARGET_PAGE_SIZE */ #ifdef _WIN32 - real_host_page_size = 4096; + qemu_real_host_page_size = 4096; #else - real_host_page_size = getpagesize(); + qemu_real_host_page_size = getpagesize(); #endif - if (host_page_size == 0) - host_page_size = real_host_page_size; - if (host_page_size < TARGET_PAGE_SIZE) - host_page_size = TARGET_PAGE_SIZE; - host_page_bits = 0; - while ((1 << host_page_bits) < host_page_size) - host_page_bits++; - host_page_mask = ~(host_page_size - 1); + if (qemu_host_page_size == 0) + qemu_host_page_size = qemu_real_host_page_size; + if (qemu_host_page_size < TARGET_PAGE_SIZE) + qemu_host_page_size = TARGET_PAGE_SIZE; + qemu_host_page_bits = 0; + while ((1 << qemu_host_page_bits) < qemu_host_page_size) + qemu_host_page_bits++; + qemu_host_page_mask = ~(qemu_host_page_size - 1); #if !defined(CONFIG_USER_ONLY) virt_valid_tag = 1; #endif @@ -831,12 +831,12 @@ static inline void tb_alloc_page(TranslationBlock *tb, /* force the host page as non writable (writes will have a page fault + mprotect overhead) */ - host_start = page_addr & host_page_mask; - host_end = host_start + host_page_size; + host_start = page_addr & qemu_host_page_mask; + host_end = host_start + qemu_host_page_size; prot = 0; for(addr = host_start; addr < host_end; addr += TARGET_PAGE_SIZE) prot |= page_get_flags(addr); - mprotect((void *)host_start, host_page_size, + mprotect((void *)host_start, qemu_host_page_size, (prot & PAGE_BITS) & ~PAGE_WRITE); #ifdef DEBUG_TB_INVALIDATE printf("protecting code page: 0x%08lx\n", @@ -1737,12 +1737,12 @@ int page_unprotect(unsigned long address, unsigned long pc, void *puc) PageDesc *p, *p1; unsigned long host_start, host_end, addr; - host_start = address & host_page_mask; + host_start = address & qemu_host_page_mask; page_index = host_start >> TARGET_PAGE_BITS; p1 = page_find(page_index); if (!p1) return 0; - host_end = host_start + host_page_size; + host_end = host_start + qemu_host_page_size; p = p1; prot = 0; for(addr = host_start;addr < host_end; addr += TARGET_PAGE_SIZE) { @@ -1754,7 +1754,7 @@ int page_unprotect(unsigned long address, unsigned long pc, void *puc) if (prot & PAGE_WRITE_ORG) { pindex = (address - host_start) >> TARGET_PAGE_BITS; if (!(p1[pindex].flags & PAGE_WRITE)) { - mprotect((void *)host_start, host_page_size, + mprotect((void *)host_start, qemu_host_page_size, (prot & PAGE_BITS) | PAGE_WRITE); p1[pindex].flags |= PAGE_WRITE; /* and since the content will be modified, we must invalidate diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 21261e2c0c..cfc4256974 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -13,6 +13,16 @@ #include "qemu.h" #include "disas.h" +/* this flag is uneffective under linux too, should be deleted */ +#ifndef MAP_DENYWRITE +#define MAP_DENYWRITE 0 +#endif + +/* should probably go in elf.h */ +#ifndef ELIBBAD +#define ELIBBAD 80 +#endif + #ifdef TARGET_I386 #define ELF_START_MMAP 0x80000000 @@ -332,7 +342,7 @@ static void * get_free_page(void) /* User-space version of kernel get_free_page. Returns a page-aligned * page-sized chunk of memory. */ - retval = (void *)target_mmap(0, host_page_size, PROT_READ|PROT_WRITE, + retval = (void *)target_mmap(0, qemu_host_page_size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0); if((long)retval == -1) { @@ -346,7 +356,7 @@ static void * get_free_page(void) static void free_page(void * pageaddr) { - target_munmap((unsigned long)pageaddr, host_page_size); + target_munmap((unsigned long)pageaddr, qemu_host_page_size); } /* @@ -502,7 +512,7 @@ unsigned long setup_arg_pages(unsigned long p, struct linux_binprm * bprm, if (size < MAX_ARG_PAGES*TARGET_PAGE_SIZE) size = MAX_ARG_PAGES*TARGET_PAGE_SIZE; error = target_mmap(0, - size + host_page_size, + size + qemu_host_page_size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); @@ -511,7 +521,7 @@ unsigned long setup_arg_pages(unsigned long p, struct linux_binprm * bprm, exit(-1); } /* we reserve one extra page at the top of the stack as guard */ - target_mprotect(error + size, host_page_size, PROT_NONE); + target_mprotect(error + size, qemu_host_page_size, PROT_NONE); stack_base = error + size - MAX_ARG_PAGES*TARGET_PAGE_SIZE; p += stack_base; @@ -562,10 +572,10 @@ static void padzero(unsigned long elf_bss) of the file may not be mapped. A better fix would be to patch target_mmap(), but it is more complicated as the file size must be known */ - if (real_host_page_size < host_page_size) { + if (qemu_real_host_page_size < qemu_host_page_size) { unsigned long end_addr, end_addr1; - end_addr1 = (elf_bss + real_host_page_size - 1) & - ~(real_host_page_size - 1); + end_addr1 = (elf_bss + qemu_real_host_page_size - 1) & + ~(qemu_real_host_page_size - 1); end_addr = HOST_PAGE_ALIGN(elf_bss); if (end_addr1 < end_addr) { mmap((void *)end_addr1, end_addr - end_addr1, @@ -574,9 +584,9 @@ static void padzero(unsigned long elf_bss) } } - nbyte = elf_bss & (host_page_size-1); + nbyte = elf_bss & (qemu_host_page_size-1); if (nbyte) { - nbyte = host_page_size - nbyte; + nbyte = qemu_host_page_size - nbyte; fpnt = (char *) elf_bss; do { *fpnt++ = 0; @@ -811,7 +821,7 @@ static unsigned long load_elf_interp(struct elfhdr * interp_elf_ex, * bss page. */ padzero(elf_bss); - elf_bss = TARGET_ELF_PAGESTART(elf_bss + host_page_size - 1); /* What we have mapped so far */ + elf_bss = TARGET_ELF_PAGESTART(elf_bss + qemu_host_page_size - 1); /* What we have mapped so far */ /* Map the last of the bss segment */ if (last_bss > elf_bss) { @@ -1252,7 +1262,7 @@ static int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * r and some applications "depend" upon this behavior. Since we do not have the power to recompile these, we emulate the SVr4 behavior. Sigh. */ - mapped_addr = target_mmap(0, host_page_size, PROT_READ | PROT_EXEC, + mapped_addr = target_mmap(0, qemu_host_page_size, PROT_READ | PROT_EXEC, MAP_FIXED | MAP_PRIVATE, -1, 0); } diff --git a/linux-user/main.c b/linux-user/main.c index 2275b01f97..00afaafa75 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -28,6 +28,11 @@ #define DEBUG_LOGFILE "/tmp/qemu.log" +#ifdef __APPLE__ +#include <crt_externs.h> +# define environ (*_NSGetEnviron()) +#endif + static const char *interp_prefix = CONFIG_QEMU_PREFIX; #if defined(__i386__) && !defined(CONFIG_STATIC) @@ -977,9 +982,9 @@ int main(int argc, char **argv) } else if (!strcmp(r, "L")) { interp_prefix = argv[optind++]; } else if (!strcmp(r, "p")) { - host_page_size = atoi(argv[optind++]); - if (host_page_size == 0 || - (host_page_size & (host_page_size - 1)) != 0) { + qemu_host_page_size = atoi(argv[optind++]); + if (qemu_host_page_size == 0 || + (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { fprintf(stderr, "page size must be a power of two\n"); exit(1); } @@ -1006,8 +1011,8 @@ int main(int argc, char **argv) /* Scan interp_prefix dir for replacement files. */ init_paths(interp_prefix); - /* NOTE: we need to init the CPU at this stage to get the - host_page_size */ + /* NOTE: we need to init the CPU at this stage to get + qemu_host_page_size */ env = cpu_init(); if (elf_exec(filename, argv+optind, environ, regs, info) != 0) { diff --git a/linux-user/mmap.c b/linux-user/mmap.c index 312af9b1de..81233035d9 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -53,7 +53,7 @@ int target_mprotect(unsigned long start, unsigned long len, int prot) if (len == 0) return 0; - host_start = start & host_page_mask; + host_start = start & qemu_host_page_mask; host_end = HOST_PAGE_ALIGN(end); if (start > host_start) { /* handle host page containing start */ @@ -61,27 +61,27 @@ int target_mprotect(unsigned long start, unsigned long len, int prot) for(addr = host_start; addr < start; addr += TARGET_PAGE_SIZE) { prot1 |= page_get_flags(addr); } - if (host_end == host_start + host_page_size) { + if (host_end == host_start + qemu_host_page_size) { for(addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { prot1 |= page_get_flags(addr); } end = host_end; } - ret = mprotect((void *)host_start, host_page_size, prot1 & PAGE_BITS); + ret = mprotect((void *)host_start, qemu_host_page_size, prot1 & PAGE_BITS); if (ret != 0) return ret; - host_start += host_page_size; + host_start += qemu_host_page_size; } if (end < host_end) { prot1 = prot; for(addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { prot1 |= page_get_flags(addr); } - ret = mprotect((void *)(host_end - host_page_size), host_page_size, + ret = mprotect((void *)(host_end - qemu_host_page_size), qemu_host_page_size, prot1 & PAGE_BITS); if (ret != 0) return ret; - host_end -= host_page_size; + host_end -= qemu_host_page_size; } /* handle the pages in the middle */ @@ -102,7 +102,7 @@ int mmap_frag(unsigned long host_start, unsigned long host_end, ret, addr; int prot1, prot_new; - host_end = host_start + host_page_size; + host_end = host_start + qemu_host_page_size; /* get the protection of the target pages outside the mapping */ prot1 = 0; @@ -113,7 +113,7 @@ int mmap_frag(unsigned long host_start, if (prot1 == 0) { /* no page was there, so we allocate one */ - ret = (long)mmap((void *)host_start, host_page_size, prot, + ret = (long)mmap((void *)host_start, qemu_host_page_size, prot, flags | MAP_ANONYMOUS, -1, 0); if (ret == -1) return ret; @@ -130,18 +130,18 @@ int mmap_frag(unsigned long host_start, /* adjust protection to be able to read */ if (!(prot1 & PROT_WRITE)) - mprotect((void *)host_start, host_page_size, prot1 | PROT_WRITE); + mprotect((void *)host_start, qemu_host_page_size, prot1 | PROT_WRITE); /* read the corresponding file data */ pread(fd, (void *)start, end - start, offset); /* put final protection */ if (prot_new != (prot1 | PROT_WRITE)) - mprotect((void *)host_start, host_page_size, prot_new); + mprotect((void *)host_start, qemu_host_page_size, prot_new); } else { /* just update the protection */ if (prot_new != prot1) { - mprotect((void *)host_start, host_page_size, prot_new); + mprotect((void *)host_start, qemu_host_page_size, prot_new); } } return 0; @@ -188,7 +188,7 @@ long target_mmap(unsigned long start, unsigned long len, int prot, len = TARGET_PAGE_ALIGN(len); if (len == 0) return start; - host_start = start & host_page_mask; + host_start = start & qemu_host_page_mask; if (!(flags & MAP_FIXED)) { #if defined(__alpha__) || defined(__sparc__) || defined(__x86_64__) @@ -198,10 +198,10 @@ long target_mmap(unsigned long start, unsigned long len, int prot, last_start += HOST_PAGE_ALIGN(len); } #endif - if (host_page_size != real_host_page_size) { + if (qemu_host_page_size != qemu_real_host_page_size) { /* NOTE: this code is only for debugging with '-p' option */ /* reserve a memory area */ - host_len = HOST_PAGE_ALIGN(len) + host_page_size - TARGET_PAGE_SIZE; + host_len = HOST_PAGE_ALIGN(len) + qemu_host_page_size - TARGET_PAGE_SIZE; host_start = (long)mmap((void *)host_start, host_len, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); if (host_start == -1) @@ -217,7 +217,7 @@ long target_mmap(unsigned long start, unsigned long len, int prot, flags |= MAP_FIXED; } else { /* if not fixed, no need to do anything */ - host_offset = offset & host_page_mask; + host_offset = offset & qemu_host_page_mask; host_len = len + offset - host_offset; start = (long)mmap((void *)host_start, host_len, prot, flags, fd, host_offset); @@ -238,7 +238,7 @@ long target_mmap(unsigned long start, unsigned long len, int prot, /* worst case: we cannot map the file because the offset is not aligned, so we read it */ if (!(flags & MAP_ANONYMOUS) && - (offset & ~host_page_mask) != (start & ~host_page_mask)) { + (offset & ~qemu_host_page_mask) != (start & ~qemu_host_page_mask)) { /* msync() won't work here, so we return an error if write is possible while it is a shared mapping */ if ((flags & MAP_TYPE) == MAP_SHARED && @@ -260,7 +260,7 @@ long target_mmap(unsigned long start, unsigned long len, int prot, /* handle the start of the mapping */ if (start > host_start) { - if (host_end == host_start + host_page_size) { + if (host_end == host_start + qemu_host_page_size) { /* one single host page */ ret = mmap_frag(host_start, start, end, prot, flags, fd, offset); @@ -268,21 +268,21 @@ long target_mmap(unsigned long start, unsigned long len, int prot, return ret; goto the_end1; } - ret = mmap_frag(host_start, start, host_start + host_page_size, + ret = mmap_frag(host_start, start, host_start + qemu_host_page_size, prot, flags, fd, offset); if (ret == -1) return ret; - host_start += host_page_size; + host_start += qemu_host_page_size; } /* handle the end of the mapping */ if (end < host_end) { - ret = mmap_frag(host_end - host_page_size, - host_end - host_page_size, host_end, + ret = mmap_frag(host_end - qemu_host_page_size, + host_end - qemu_host_page_size, host_end, prot, flags, fd, - offset + host_end - host_page_size - start); + offset + host_end - qemu_host_page_size - start); if (ret == -1) return ret; - host_end -= host_page_size; + host_end -= qemu_host_page_size; } /* map the middle (easier) */ @@ -322,7 +322,7 @@ int target_munmap(unsigned long start, unsigned long len) if (len == 0) return -EINVAL; end = start + len; - host_start = start & host_page_mask; + host_start = start & qemu_host_page_mask; host_end = HOST_PAGE_ALIGN(end); if (start > host_start) { @@ -331,14 +331,14 @@ int target_munmap(unsigned long start, unsigned long len) for(addr = host_start; addr < start; addr += TARGET_PAGE_SIZE) { prot |= page_get_flags(addr); } - if (host_end == host_start + host_page_size) { + if (host_end == host_start + qemu_host_page_size) { for(addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { prot |= page_get_flags(addr); } end = host_end; } if (prot != 0) - host_start += host_page_size; + host_start += qemu_host_page_size; } if (end < host_end) { prot = 0; @@ -346,7 +346,7 @@ int target_munmap(unsigned long start, unsigned long len) prot |= page_get_flags(addr); } if (prot != 0) - host_end -= host_page_size; + host_end -= qemu_host_page_size; } /* unmap what we can */ @@ -391,7 +391,7 @@ int target_msync(unsigned long start, unsigned long len, int flags) if (end == start) return 0; - start &= host_page_mask; + start &= qemu_host_page_mask; return msync((void *)start, end - start, flags); } @@ -23,7 +23,7 @@ */ #include "vl.h" -#ifndef _WIN32 +#if !defined(_WIN32) && !defined(__APPLE__) #include <ctype.h> #include <fcntl.h> #include <errno.h> diff --git a/target-i386/exec.h b/target-i386/exec.h index 4410069a30..680e580b7f 100644 --- a/target-i386/exec.h +++ b/target-i386/exec.h @@ -498,7 +498,7 @@ static inline void helper_fstt(CPU86_LDouble f, uint8_t *ptr) #define FPUC_EM 0x3f -const CPU86_LDouble f15rk[7]; +extern const CPU86_LDouble f15rk[7]; void helper_fldt_ST0_A0(void); void helper_fstt_ST0_A0(void); @@ -528,9 +528,9 @@ void helper_frstor(uint8_t *ptr, int data32); void restore_native_fp_state(CPUState *env); void save_native_fp_state(CPUState *env); -const uint8_t parity_table[256]; -const uint8_t rclw_table[32]; -const uint8_t rclb_table[32]; +extern const uint8_t parity_table[256]; +extern const uint8_t rclw_table[32]; +extern const uint8_t rclb_table[32]; static inline uint32_t compute_eflags(void) { diff --git a/target-i386/op.c b/target-i386/op.c index b9aef6aae2..2438499ec3 100644 --- a/target-i386/op.c +++ b/target-i386/op.c @@ -1955,24 +1955,6 @@ void OPPROTO op_fldcw_A0(void) int rnd_type; env->fpuc = lduw((void *)A0); /* set rounding mode */ -#ifdef _BSD - switch(env->fpuc & RC_MASK) { - default: - case RC_NEAR: - rnd_type = FP_RN; - break; - case RC_DOWN: - rnd_type = FP_RM; - break; - case RC_UP: - rnd_type = FP_RP; - break; - case RC_CHOP: - rnd_type = FP_RZ; - break; - } - fpsetround(rnd_type); -#else switch(env->fpuc & RC_MASK) { default: case RC_NEAR: @@ -1989,7 +1971,6 @@ void OPPROTO op_fldcw_A0(void) break; } fesetround(rnd_type); -#endif } void OPPROTO op_fclex(void) @@ -40,7 +40,9 @@ #include <sys/socket.h> #ifdef _BSD #include <sys/stat.h> +#ifndef __APPLE__ #include <libutil.h> +#endif #else #include <linux/if.h> #include <linux/if_tun.h> @@ -63,6 +65,7 @@ #endif #ifdef CONFIG_SDL +#include <SDL/SDL.h> #if defined(__linux__) /* SDL use the pthreads and they modify sigaction. We don't want that. */ @@ -909,6 +912,7 @@ static void init_timers(void) the emulated kernel requested a too high timer frequency */ getitimer(ITIMER_REAL, &itv); +#if defined(__linux__) if (itv.it_interval.tv_usec > 1000) { /* try to use /dev/rtc to have a faster timer */ if (start_rtc_timer() < 0) @@ -924,7 +928,9 @@ static void init_timers(void) sigaction(SIGIO, &act, NULL); fcntl(rtc_fd, F_SETFL, O_ASYNC); fcntl(rtc_fd, F_SETOWN, getpid()); - } else { + } else +#endif /* defined(__linux__) */ + { use_itimer: pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * PIT_FREQ) / 1000000; @@ -2622,8 +2628,8 @@ int main(int argc, char **argv) #ifdef CONFIG_SOFTMMU #ifdef _BSD - /* mallocs are always aligned on BSD. */ - phys_ram_base = malloc(phys_ram_size); + /* mallocs are always aligned on BSD. valloc is better for correctness */ + phys_ram_base = valloc(phys_ram_size); #else phys_ram_base = memalign(TARGET_PAGE_SIZE, phys_ram_size); #endif |