diff options
| -rw-r--r-- | bsd-user/main.c | 289 | ||||
| -rw-r--r-- | bsd-user/sparc/target_arch_sysarch.h | 52 | ||||
| -rw-r--r-- | bsd-user/sparc/target_syscall.h | 36 | ||||
| -rw-r--r-- | bsd-user/sparc64/target_arch_sysarch.h | 52 | ||||
| -rw-r--r-- | bsd-user/sparc64/target_syscall.h | 37 | ||||
| -rw-r--r-- | bsd-user/syscall.c | 11 |
6 files changed, 0 insertions, 477 deletions
diff --git a/bsd-user/main.c b/bsd-user/main.c index fe66204b6b..38185da111 100644 --- a/bsd-user/main.c +++ b/bsd-user/main.c @@ -261,274 +261,6 @@ void cpu_loop(CPUX86State *env) } #endif -#ifdef TARGET_SPARC -#define SPARC64_STACK_BIAS 2047 - -/* #define DEBUG_WIN */ -/* - * WARNING: dealing with register windows _is_ complicated. More info - * can be found at http://www.sics.se/~psm/sparcstack.html - */ -static inline int get_reg_index(CPUSPARCState *env, int cwp, int index) -{ - index = (index + cwp * 16) % (16 * env->nwindows); - /* - * wrap handling : if cwp is on the last window, then we use the - * registers 'after' the end - */ - if (index < 8 && env->cwp == env->nwindows - 1) { - index += 16 * env->nwindows; - } - return index; -} - -/* save the register window 'cwp1' */ -static inline void save_window_offset(CPUSPARCState *env, int cwp1) -{ - unsigned int i; - abi_ulong sp_ptr; - - sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; -#ifdef TARGET_SPARC64 - if (sp_ptr & 3) { - sp_ptr += SPARC64_STACK_BIAS; - } -#endif -#if defined(DEBUG_WIN) - printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n", - sp_ptr, cwp1); -#endif - for (i = 0; i < 16; i++) { - /* FIXME - what to do if put_user() fails? */ - put_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); - sp_ptr += sizeof(abi_ulong); - } -} - -static void save_window(CPUSPARCState *env) -{ -#ifndef TARGET_SPARC64 - unsigned int new_wim; - new_wim = ((env->wim >> 1) | (env->wim << (env->nwindows - 1))) & - ((1LL << env->nwindows) - 1); - save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2)); - env->wim = new_wim; -#else - /* - * cansave is zero if the spill trap handler is triggered by `save` and - * nonzero if triggered by a `flushw` - */ - save_window_offset(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2)); - env->cansave++; - env->canrestore--; -#endif -} - -static void restore_window(CPUSPARCState *env) -{ -#ifndef TARGET_SPARC64 - unsigned int new_wim; -#endif - unsigned int i, cwp1; - abi_ulong sp_ptr; - -#ifndef TARGET_SPARC64 - new_wim = ((env->wim << 1) | (env->wim >> (env->nwindows - 1))) & - ((1LL << env->nwindows) - 1); -#endif - - /* restore the invalid window */ - cwp1 = cpu_cwp_inc(env, env->cwp + 1); - sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; -#ifdef TARGET_SPARC64 - if (sp_ptr & 3) { - sp_ptr += SPARC64_STACK_BIAS; - } -#endif -#if defined(DEBUG_WIN) - printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n", - sp_ptr, cwp1); -#endif - for (i = 0; i < 16; i++) { - /* FIXME - what to do if get_user() fails? */ - get_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); - sp_ptr += sizeof(abi_ulong); - } -#ifdef TARGET_SPARC64 - env->canrestore++; - if (env->cleanwin < env->nwindows - 1) { - env->cleanwin++; - } - env->cansave--; -#else - env->wim = new_wim; -#endif -} - -static void flush_windows(CPUSPARCState *env) -{ - int offset, cwp1; - - offset = 1; - for (;;) { - /* if restore would invoke restore_window(), then we can stop */ - cwp1 = cpu_cwp_inc(env, env->cwp + offset); -#ifndef TARGET_SPARC64 - if (env->wim & (1 << cwp1)) { - break; - } -#else - if (env->canrestore == 0) { - break; - } - env->cansave++; - env->canrestore--; -#endif - save_window_offset(env, cwp1); - offset++; - } - cwp1 = cpu_cwp_inc(env, env->cwp + 1); -#ifndef TARGET_SPARC64 - /* set wim so that restore will reload the registers */ - env->wim = 1 << cwp1; -#endif -#if defined(DEBUG_WIN) - printf("flush_windows: nb=%d\n", offset - 1); -#endif -} - -void cpu_loop(CPUSPARCState *env) -{ - CPUState *cs = env_cpu(env); - int trapnr, ret, syscall_nr; - /* target_siginfo_t info; */ - - while (1) { - cpu_exec_start(cs); - trapnr = cpu_exec(cs); - cpu_exec_end(cs); - process_queued_cpu_work(cs); - - switch (trapnr) { -#ifndef TARGET_SPARC64 - case 0x80: -#else - /* FreeBSD uses 0x141 for syscalls too */ - case 0x141: - if (bsd_type != target_freebsd) { - goto badtrap; - } - /* fallthrough */ - case 0x100: -#endif - syscall_nr = env->gregs[1]; - if (bsd_type == target_freebsd) - ret = do_freebsd_syscall(env, syscall_nr, - env->regwptr[0], env->regwptr[1], - env->regwptr[2], env->regwptr[3], - env->regwptr[4], env->regwptr[5], - 0, 0); - else if (bsd_type == target_netbsd) - ret = do_netbsd_syscall(env, syscall_nr, - env->regwptr[0], env->regwptr[1], - env->regwptr[2], env->regwptr[3], - env->regwptr[4], env->regwptr[5]); - else { /* if (bsd_type == target_openbsd) */ -#if defined(TARGET_SPARC64) - syscall_nr &= ~(TARGET_OPENBSD_SYSCALL_G7RFLAG | - TARGET_OPENBSD_SYSCALL_G2RFLAG); -#endif - ret = do_openbsd_syscall(env, syscall_nr, - env->regwptr[0], env->regwptr[1], - env->regwptr[2], env->regwptr[3], - env->regwptr[4], env->regwptr[5]); - } - if ((unsigned int)ret >= (unsigned int)(-515)) { - ret = -ret; -#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) - env->xcc |= PSR_CARRY; -#else - env->psr |= PSR_CARRY; -#endif - } else { -#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) - env->xcc &= ~PSR_CARRY; -#else - env->psr &= ~PSR_CARRY; -#endif - } - env->regwptr[0] = ret; - /* next instruction */ -#if defined(TARGET_SPARC64) - if (bsd_type == target_openbsd && - env->gregs[1] & TARGET_OPENBSD_SYSCALL_G2RFLAG) { - env->pc = env->gregs[2]; - env->npc = env->pc + 4; - } else if (bsd_type == target_openbsd && - env->gregs[1] & TARGET_OPENBSD_SYSCALL_G7RFLAG) { - env->pc = env->gregs[7]; - env->npc = env->pc + 4; - } else { - env->pc = env->npc; - env->npc = env->npc + 4; - } -#else - env->pc = env->npc; - env->npc = env->npc + 4; -#endif - break; - case 0x83: /* flush windows */ -#ifdef TARGET_ABI32 - case 0x103: -#endif - flush_windows(env); - /* next instruction */ - env->pc = env->npc; - env->npc = env->npc + 4; - break; -#ifndef TARGET_SPARC64 - case TT_WIN_OVF: /* window overflow */ - save_window(env); - break; - case TT_WIN_UNF: /* window underflow */ - restore_window(env); - break; - case TT_TFAULT: - case TT_DFAULT: - break; -#else - case TT_SPILL: /* window overflow */ - save_window(env); - break; - case TT_FILL: /* window underflow */ - restore_window(env); - break; - case TT_TFAULT: - case TT_DFAULT: - break; -#endif - case EXCP_INTERRUPT: - /* just indicate that signals should be handled asap */ - break; - case EXCP_DEBUG: - { - gdb_handlesig(cs, TARGET_SIGTRAP); - } - break; - default: -#ifdef TARGET_SPARC64 - badtrap: -#endif - printf("Unhandled trap: 0x%x\n", trapnr); - cpu_dump_state(cs, stderr, 0); - exit(1); - } - process_pending_signals(env); - } -} - -#endif - static void usage(void) { printf("qemu-" TARGET_NAME " version " QEMU_FULL_VERSION @@ -779,12 +511,6 @@ int main(int argc, char **argv) #else cpu_model = "qemu32"; #endif -#elif defined(TARGET_SPARC) -#ifdef TARGET_SPARC64 - cpu_model = "TI UltraSparc II"; -#else - cpu_model = "Fujitsu MB86904"; -#endif #else cpu_model = "any"; #endif @@ -800,9 +526,7 @@ int main(int argc, char **argv) } cpu = cpu_create(cpu_type); env = cpu->env_ptr; -#if defined(TARGET_SPARC) || defined(TARGET_PPC) cpu_reset(cpu); -#endif thread_cpu = cpu; if (getenv("QEMU_STRACE")) { @@ -1001,19 +725,6 @@ int main(int argc, char **argv) cpu_x86_load_seg(env, R_FS, 0); cpu_x86_load_seg(env, R_GS, 0); #endif -#elif defined(TARGET_SPARC) - { - int i; - env->pc = regs->pc; - env->npc = regs->npc; - env->y = regs->y; - for (i = 0; i < 8; i++) { - env->gregs[i] = regs->u_regs[i]; - } - for (i = 0; i < 8; i++) { - env->regwptr[i] = regs->u_regs[i + 8]; - } - } #else #error unsupported target CPU #endif diff --git a/bsd-user/sparc/target_arch_sysarch.h b/bsd-user/sparc/target_arch_sysarch.h deleted file mode 100644 index d0b85ef6bb..0000000000 --- a/bsd-user/sparc/target_arch_sysarch.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * SPARC sysarch() system call emulation - * - * Copyright (c) 2013 Stacey D. Son - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef BSD_USER_ARCH_SYSARCH_H_ -#define BSD_USER_ARCH_SYSARCH_H_ - -#include "target_syscall.h" - -static inline abi_long do_freebsd_arch_sysarch(void *env, int op, - abi_ulong parms) -{ - int ret = 0; - - switch (op) { - case TARGET_SPARC_SIGTRAMP_INSTALL: - /* XXX not currently handled */ - case TARGET_SPARC_UTRAP_INSTALL: - /* XXX not currently handled */ - default: - ret = -TARGET_EINVAL; - break; - } - - return ret; -} - -static inline void do_freebsd_arch_print_sysarch( - const struct syscallname *name, abi_long arg1, abi_long arg2, - abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) -{ - - gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", " - TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4); -} - -#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/sparc/target_syscall.h b/bsd-user/sparc/target_syscall.h deleted file mode 100644 index 151284754b..0000000000 --- a/bsd-user/sparc/target_syscall.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * sparc dependent system call definitions - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ -#ifndef TARGET_SYSCALL_H -#define TARGET_SYSCALL_H - -struct target_pt_regs { - abi_ulong psr; - abi_ulong pc; - abi_ulong npc; - abi_ulong y; - abi_ulong u_regs[16]; -}; - -#define UNAME_MACHINE "sun4" -#define TARGET_HW_MACHINE "sparc" -#define TARGET_HW_MACHINE_ARCH "sparc" - -#define TARGET_SPARC_UTRAP_INSTALL 1 -#define TARGET_SPARC_SIGTRAMP_INSTALL 2 - -#endif /* TARGET_SYSCALL_H */ diff --git a/bsd-user/sparc64/target_arch_sysarch.h b/bsd-user/sparc64/target_arch_sysarch.h deleted file mode 100644 index e6f17c1504..0000000000 --- a/bsd-user/sparc64/target_arch_sysarch.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * SPARC64 sysarch() system call emulation - * - * Copyright (c) 2013 Stacey D. Son - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef BSD_USER_ARCH_SYSARCH_H_ -#define BSD_USER_ARCH_SYSARCH_H_ - -#include "target_syscall.h" - -static inline abi_long do_freebsd_arch_sysarch(void *env, int op, - abi_ulong parms) -{ - int ret = 0; - - switch (op) { - case TARGET_SPARC_SIGTRAMP_INSTALL: - /* XXX not currently handled */ - case TARGET_SPARC_UTRAP_INSTALL: - /* XXX not currently handled */ - default: - ret = -TARGET_EINVAL; - break; - } - - return ret; -} - -static inline void do_freebsd_arch_print_sysarch( - const struct syscallname *name, abi_long arg1, abi_long arg2, - abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) -{ - - gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", " - TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4); -} - -#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/sparc64/target_syscall.h b/bsd-user/sparc64/target_syscall.h deleted file mode 100644 index b7d986a76d..0000000000 --- a/bsd-user/sparc64/target_syscall.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * sparc64 dependent system call definitions - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ -#ifndef TARGET_SYSCALL_H -#define TARGET_SYSCALL_H - -struct target_pt_regs { - abi_ulong u_regs[16]; - abi_ulong tstate; - abi_ulong pc; - abi_ulong npc; - abi_ulong y; - abi_ulong fprs; -}; - -#define UNAME_MACHINE "sun4u" -#define TARGET_HW_MACHINE "sparc" -#define TARGET_HW_MACHINE_ARCH "sparc64" - -#define TARGET_SPARC_UTRAP_INSTALL 1 -#define TARGET_SPARC_SIGTRAMP_INSTALL 2 - -#endif /* TARGET_SYSCALL_H */ diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c index 3f44311396..372836d44d 100644 --- a/bsd-user/syscall.c +++ b/bsd-user/syscall.c @@ -138,17 +138,6 @@ static abi_long do_freebsd_sysarch(CPUX86State *env, int op, abi_ulong parms) } #endif -#ifdef TARGET_SPARC -static abi_long do_freebsd_sysarch(void *env, int op, abi_ulong parms) -{ - /* XXX handle - * TARGET_FREEBSD_SPARC_UTRAP_INSTALL, - * TARGET_FREEBSD_SPARC_SIGTRAMP_INSTALL - */ - return -TARGET_EINVAL; -} -#endif - #ifdef __FreeBSD__ /* * XXX this uses the undocumented oidfmt interface to find the kind of |