ehmry/genode
ehmry
/
genode
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

fec_nic_drv: arm_64 support 

Fixes #3446
This commit is contained in:
Christian Prochaska 2019-07-04 15:54:19 +02:00 committed by Christian Helmuth
parent 1c77ea2b03
commit 38dcdeeb04
7 changed files with 253 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
repos/dde_linux/lib/mk/spec/arm_64/lx_kit_setjmp.mk Normal file
View File

@ -0,0 +1,5 @@
SRC_S += setjmp.S
vpath %.S $(REP_DIR)/src/lx_kit/spec/arm_64
CC_CXX_WARN_STRICT =

81
repos/dde_linux/src/drivers/nic/fec/platform_device/platform_device.h Normal file
View File

@ -0,0 +1,81 @@
/*
* \brief Platform_device implementation for ARM
* \author Sebastian Sumpf
* \date 2016-04-25
*
* Note: Throw away when there exists a plaform device implementation for ARM
* in generic code
*/
/*
* Copyright (C) 2016-2017 Genode Labs GmbH
*
* This file is distributed under the terms of the GNU General Public License
* version 2.
*/
#ifndef _ARM__PLATFORM_DEVICE__PLATFORM_DEVICE_H_
#define _ARM__PLATFORM_DEVICE__PLATFORM_DEVICE_H_
#include <lx_emul/extern_c_begin.h>
#include <lx_emul/printf.h>
#include <lx_emul/extern_c_end.h>
#include <lx_kit/malloc.h>
#include <platform_device/device.h>
#include <irq_session/connection.h>
#include <util/list.h>
#include <util/reconstructible.h>
namespace Platform { struct Device; }
struct Platform::Device : Platform::Abstract_device, Genode::List<Device>::Element
{
Genode::Env &env;
unsigned irq_num;
Genode::Constructible<Genode::Irq_connection> irq_connection;
Device(Genode::Env &env, unsigned irq) : env(env), irq_num(irq) { }
unsigned vendor_id() { return ~0U; }
unsigned device_id() { return ~0U; }
Genode::Irq_session_capability irq(Genode::uint8_t) override
{
irq_connection.construct(env, irq_num);
return irq_connection->cap();
}
Genode::Io_mem_session_capability io_mem(Genode::uint8_t,
Genode::Cache_attribute,
Genode::addr_t, Genode::size_t) override
{
lx_printf("%s: not implemented\n", __PRETTY_FUNCTION__);
return Genode::Io_mem_session_capability();
}
static Genode::List<Device> &list()
{
static Genode::List<Device> l;
return l;
}
static Device &create(Genode::Env &env, unsigned irq_num)
{
Device *d;
for (d = list().first(); d; d = d->next())
if (d->irq_num == irq_num)
return *d;
d = new (Lx::Malloc::mem()) Device(env, irq_num);
list().insert(d);
return *d;
}
};
#endif /* _ARM__PLATFORM_DEVICE__PLATFORM_DEVICE_H_ */

6
repos/dde_linux/src/drivers/nic/fec/spec/arm_64/target.mk Normal file
View File

@ -0,0 +1,6 @@
REQUIRES = arm_64
include $(REP_DIR)/src/drivers/nic/fec/target.inc
# lx_kit
INC_DIR += $(REP_DIR)/src/include/spec/arm_64

7
repos/dde_linux/src/drivers/nic/fec/spec/arm_v7/target.mk Normal file
View File

@ -0,0 +1,7 @@
REQUIRES = arm_v7
include $(REP_DIR)/src/drivers/nic/fec/target.inc
# lx_kit
INC_DIR += $(REP_DIR)/src/include/spec/arm
INC_DIR += $(REP_DIR)/src/include/spec/arm_v7

10
repos/dde_linux/src/drivers/nic/fec/target.mk → repos/dde_linux/src/drivers/nic/fec/target.inc
View File

@ -1,17 +1,12 @@
REQUIRES = arm_v7
TARGET = fec_nic_drv
LIBS = base lx_kit_setjmp fec_nic_include
SRC_CC = main.cc platform.cc lx_emul.cc component.cc
SRC_C += dummy.c lxc.c
INC_DIR += $(PRG_DIR)
INC_DIR += $(PRG_DIR)/../..
# lx_kit
SRC_CC += env.cc irq.cc malloc.cc scheduler.cc timer.cc work.cc printf.cc
INC_DIR += $(REP_DIR)/src/include
INC_DIR += $(REP_DIR)/src/include/spec/arm
INC_DIR += $(REP_DIR)/src/include/spec/arm_v7
INC_DIR += $(REP_DIR)/src/drivers/usb/include/spec/arm
# contrib code
LX_CONTRIB_DIR := $(call select_from_ports,dde_linux)/src/drivers/nic/fec
@ -45,7 +40,8 @@ vpath %.c $(LX_CONTRIB_DIR)/drivers/net/ethernet/freescale
vpath %.c $(LX_CONTRIB_DIR)/drivers/net/phy
vpath %.c $(LX_CONTRIB_DIR)/net/core
vpath %.c $(LX_CONTRIB_DIR)/net/ethernet
vpath %.cc $(PRG_DIR)
vpath %.c $(PRG_DIR)/../..
vpath %.cc $(PRG_DIR)/../..
vpath %.cc $(REP_DIR)/src/lx_kit
CC_CXX_WARN_STRICT =

43
repos/dde_linux/src/include/spec/arm_64/lx_kit/internal/arch_execute.h Normal file
View File

@ -0,0 +1,43 @@
/**
* \brief Platform specific code
* \author Christian Prochaska
* \date 2019-07-01
*/
/*
* Copyright (C) 2019 Genode Labs GmbH
*
* This file is distributed under the terms of the GNU General Public License
* version 2.
*/
#ifndef _ARCH_EXECUTE_H_
#define _ARCH_EXECUTE_H_
#ifdef __cplusplus
extern "C" {
#endif
#define _JBLEN 31
typedef struct _jmp_buf { long _jb[_JBLEN + 1]; } jmp_buf[1];
void _longjmp(jmp_buf, int);
int _setjmp(jmp_buf);
#ifdef __cplusplus
}
#endif
static inline
void arch_execute(void *sp, void *func, void *arg)
{
asm volatile ("mov x0, %2;" /* set arg */
"mov sp, %0;" /* set stack */
"mov x29, xzr;" /* clear frame pointer */
"br %1;" /* call func */
""
: : "r"(sp), "r"(func), "r"(arg) : "r0");
}
#endif /* _ARCH_EXECUTE_H_ */

108
repos/dde_linux/src/lx_kit/spec/arm_64/setjmp.S Normal file
View File

@ -0,0 +1,108 @@
/*-
* Copyright (c) 2014 Andrew Turner
* Copyright (c) 2014 The FreeBSD Foundation
* All rights reserved.
*
* Portions of this software were developed by Andrew Turner
* under sponsorship from the FreeBSD Foundation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/* needed parts from <machine/asm.h> */
#define __FBSDID(x)
#define ENTRY(sym) .text; .globl sym; .align 2; .type sym,#function; sym:
#define END(sym) .size sym, . - sym
/* end of <machine/asm.h> */
__FBSDID("$FreeBSD: releng/12.0/lib/libc/aarch64/gen/setjmp.S 313146 2017-02-03 11:51:06Z andrew $");
/* needed parts from <machine/setjmp.h> */
#define _JB_SIGMASK 22
#define _JB_MAGIC__SETJMP 0xfb5d25837d7ff700
/* end of <machine/asm.h> */
ENTRY(_setjmp)
/* Store the magic value and stack pointer */
ldr x8, .Lmagic
mov x9, sp
stp x8, x9, [x0], #16
/* Store the general purpose registers and lr */
stp x19, x20, [x0], #16
stp x21, x22, [x0], #16
stp x23, x24, [x0], #16
stp x25, x26, [x0], #16
stp x27, x28, [x0], #16
stp x29, lr, [x0], #16
#ifndef _STANDALONE
/* Store the vfp registers */
stp d8, d9, [x0], #16
stp d10, d11, [x0], #16
stp d12, d13, [x0], #16
stp d14, d15, [x0]
#endif
/* Return value */
mov x0, #0
ret
.align 3
.Lmagic:
.quad _JB_MAGIC__SETJMP
END(_setjmp)
ENTRY(_longjmp)
/* Check the magic value */
ldr x8, [x0], #8
ldr x9, .Lmagic
cmp x8, x9
b.ne botch
/* Restore the stack pointer */
ldr x8, [x0], #8
mov sp, x8
/* Restore the general purpose registers and lr */
ldp x19, x20, [x0], #16
ldp x21, x22, [x0], #16
ldp x23, x24, [x0], #16
ldp x25, x26, [x0], #16
ldp x27, x28, [x0], #16
ldp x29, lr, [x0], #16
#ifndef _STANDALONE
/* Restore the vfp registers */
ldp d8, d9, [x0], #16
ldp d10, d11, [x0], #16
ldp d12, d13, [x0], #16
ldp d14, d15, [x0]
#endif
/* Load the return value */
mov x0, x1
ret
botch:
b botch
END(_longjmp)