diff options
Diffstat (limited to 'pr/include/md/_netbsd.h')
| -rw-r--r-- | pr/include/md/_netbsd.h | 115 |
1 files changed, 87 insertions, 28 deletions
diff --git a/pr/include/md/_netbsd.h b/pr/include/md/_netbsd.h index 49aca74b..8edc6ab9 100644 --- a/pr/include/md/_netbsd.h +++ b/pr/include/md/_netbsd.h @@ -20,6 +20,7 @@ #define nspr_netbsd_defs_h___ #include <sys/syscall.h> +#include <sys/param.h> /* for __NetBSD_Version__ */ #define PR_LINKER_ARCH "netbsd" #define _PR_SI_SYSNAME "NetBSD" @@ -39,7 +40,11 @@ #define _PR_SI_ARCHITECTURE "arm32" #endif +#if defined(__ELF__) +#define PR_DLL_SUFFIX ".so" +#else #define PR_DLL_SUFFIX ".so.1.0" +#endif #define _PR_VMBASE 0x30000000 #define _PR_STACK_VMBASE 0x50000000 @@ -52,6 +57,8 @@ #define _PR_HAVE_SOCKADDR_LEN #define _PR_NO_LARGE_FILES #define _PR_STAT_HAS_ST_ATIMESPEC +#define _PR_POLL_AVAILABLE +#define _PR_USE_POLL #define _PR_HAVE_SYSV_SEMAPHORES #define PR_HAVE_SYSV_NAMED_SHARED_MEMORY @@ -64,40 +71,89 @@ #define CONTEXT(_th) ((_th)->md.context) -#if defined(__i386__) || defined(__sparc__) || defined(__m68k__) || defined(__powerpc__) -#define JB_SP_INDEX 2 -#elif defined(__mips__) -#define JB_SP_INDEX 4 -#elif defined(__alpha__) -#define JB_SP_INDEX 34 -#elif defined(__arm32__) /* - * On the arm32, the jmpbuf regs underwent a name change after NetBSD 1.3. - */ -#ifdef JMPBUF_REG_R13 -#define JB_SP_INDEX JMPBUF_REG_R13 -#else -#define JB_SP_INDEX _JB_REG_R13 +** Initialize a thread context to run "_main()" when started +*/ +#ifdef __i386__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[0] = (int) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[2] #endif -#else -#error "Need to define SP index in jmp_buf here" +#ifdef __sparc__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[3] = (int) _main; \ + CONTEXT(_thread)[4] = (int) _main + 4; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[2] +#endif +#ifdef __powerpc__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[3] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[4] = (int) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[3] +#endif +#ifdef __m68k__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[5] = (int) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[2] +#endif +#ifdef __mips__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[32] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[2] = (int) _main; \ + CONTEXT(_thread)[28] = (int) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[32] +#endif +#ifdef __arm32__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[23] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[24] = (int) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[23] +#endif +#ifdef __alpha__ +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ +{ \ + sigsetjmp(CONTEXT(_thread), 1); \ + CONTEXT(_thread)[34] = (unsigned char*) ((_sp) - 128); \ + CONTEXT(_thread)[2] = (long) _main; \ + CONTEXT(_thread)[30] = (long) _main; \ + CONTEXT(_thread)[31] = (long) _main; \ + *status = PR_TRUE; \ +} +#define _MD_GET_SP(_thread) CONTEXT(_thread)[34] +#endif +#ifndef _MD_INIT_CONTEXT +#error "Need to define _MD_INIT_CONTEXT for this platform" #endif -#define _MD_GET_SP(_th) (_th)->md.context[JB_SP_INDEX] #define PR_NUM_GCREGS _JBLEN -/* -** Initialize a thread context to run "_main()" when started -*/ -#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ -{ \ - *status = PR_TRUE; \ - if (sigsetjmp(CONTEXT(_thread), 1)) { \ - _main(); \ - } \ - _MD_GET_SP(_thread) = (unsigned char*) ((_sp) - 64); \ -} - #define _MD_SWITCH_CONTEXT(_thread) \ if (!sigsetjmp(CONTEXT(_thread), 1)) { \ (_thread)->md.errcode = errno; \ @@ -210,7 +266,10 @@ struct _MDCPU { * unwrapped version. */ #define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv) +#if defined(_PR_POLL_AVAILABLE) +#include <poll.h> #define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout) +#endif #if NetBSD1_3 == 1L typedef unsigned int nfds_t; |