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bsd-user: move strace OS/arch dependent code to host/arch dirs

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This change moves host OS and arch dependent code for the sysarch
system call related to the -strace functionality into the
appropriate host OS and target arch directories.

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Sean Bruno <sburno@FreeBSD.org>
[ imp integrated minor build fixes from sbruno ]
Signed-off-by: Warner Losh <imp@FreeBSD.org>
Message-Id: <20201218205451.10559-4-imp@freebsd.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Stacey Son 2020-12-18 13:54:50 -07:00 • committed by Thomas Huth
parent 4d306e59cb
commit ea1ab4cf2c
20 changed files with 744 additions and 4 deletions
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78
bsd-user/arm/target_arch_sysarch.h Normal file
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@ -0,0 +1,78 @@
/*
* arm 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"
#include "target_arch.h"
static inline abi_long do_freebsd_arch_sysarch(CPUARMState *env, int op,
abi_ulong parms)
{
int ret = 0;
switch (op) {
case TARGET_FREEBSD_ARM_SYNC_ICACHE:
case TARGET_FREEBSD_ARM_DRAIN_WRITEBUF:
break;
case TARGET_FREEBSD_ARM_SET_TP:
target_cpu_set_tls(env, parms);
break;
case TARGET_FREEBSD_ARM_GET_TP:
ret = target_cpu_get_tls(env);
break;
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)
{
switch (arg1) {
case TARGET_FREEBSD_ARM_SYNC_ICACHE:
gemu_log("%s(ARM_SYNC_ICACHE, ...)", name->name);
break;
case TARGET_FREEBSD_ARM_DRAIN_WRITEBUF:
gemu_log("%s(ARM_DRAIN_WRITEBUF, ...)", name->name);
break;
case TARGET_FREEBSD_ARM_SET_TP:
gemu_log("%s(ARM_SET_TP, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2);
break;
case TARGET_FREEBSD_ARM_GET_TP:
gemu_log("%s(ARM_GET_TP, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2);
break;
default:
gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2);
}
}
#endif /*!BSD_USER_ARCH_SYSARCH_H_ */

36
bsd-user/arm/target_syscall.h Normal file
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#ifndef BSD_USER_ARCH_SYSCALL_H_
#define BSD_USER_ARCH_SYSCALL_H_
struct target_pt_regs {
abi_long uregs[17];
};
#define ARM_cpsr uregs[16]
#define ARM_pc uregs[15]
#define ARM_lr uregs[14]
#define ARM_sp uregs[13]
#define ARM_ip uregs[12]
#define ARM_fp uregs[11]
#define ARM_r10 uregs[10]
#define ARM_r9 uregs[9]
#define ARM_r8 uregs[8]
#define ARM_r7 uregs[7]
#define ARM_r6 uregs[6]
#define ARM_r5 uregs[5]
#define ARM_r4 uregs[4]
#define ARM_r3 uregs[3]
#define ARM_r2 uregs[2]
#define ARM_r1 uregs[1]
#define ARM_r0 uregs[0]
#define ARM_SYSCALL_BASE 0 /* XXX: FreeBSD only */
#define TARGET_FREEBSD_ARM_SYNC_ICACHE 0
#define TARGET_FREEBSD_ARM_DRAIN_WRITEBUF 1
#define TARGET_FREEBSD_ARM_SET_TP 2
#define TARGET_FREEBSD_ARM_GET_TP 3
#define TARGET_HW_MACHINE "arm"
#define TARGET_HW_MACHINE_ARCH "armv6"
#endif /* !BSD_USER_ARCH_SYSCALL_H_ */