delete sparc32_dma.h & arm-semi.c
This commit is contained in:
Nguyen Anh Quynh
parent
f4f756e6dd
commit
287e047fdb
@ -9,67 +9,13 @@
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*/
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#ifndef ARM_MISC_H
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#define ARM_MISC_H 1
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#define ARM_MISC_H
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#include "exec/memory.h"
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void tosa_machine_init(struct uc_struct *uc);
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void machvirt_machine_init(struct uc_struct *uc); // ARM64
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/* arm_boot.c */
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struct arm_boot_info {
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uint64_t ram_size;
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const char *kernel_filename;
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const char *kernel_cmdline;
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const char *initrd_filename;
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const char *dtb_filename;
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hwaddr loader_start;
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/* multicore boards that use the default secondary core boot functions
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* need to put the address of the secondary boot code, the boot reg,
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* and the GIC address in the next 3 values, respectively. boards that
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* have their own boot functions can use these values as they want.
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*/
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hwaddr smp_loader_start;
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hwaddr smp_bootreg_addr;
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hwaddr gic_cpu_if_addr;
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int nb_cpus;
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int board_id;
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int (*atag_board)(const struct arm_boot_info *info, void *p);
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/* multicore boards that use the default secondary core boot functions
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* can ignore these two function calls. If the default functions won't
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* work, then write_secondary_boot() should write a suitable blob of
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* code mimicking the secondary CPU startup process used by the board's
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* boot loader/boot ROM code, and secondary_cpu_reset_hook() should
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* perform any necessary CPU reset handling and set the PC for the
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* secondary CPUs to point at this boot blob.
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*/
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void (*write_secondary_boot)(ARMCPU *cpu,
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const struct arm_boot_info *info);
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void (*secondary_cpu_reset_hook)(ARMCPU *cpu,
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const struct arm_boot_info *info);
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/* if a board is able to create a dtb without a dtb file then it
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* sets get_dtb. This will only be used if no dtb file is provided
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* by the user. On success, sets *size to the length of the created
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* dtb, and returns a pointer to it. (The caller must free this memory
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* with g_free() when it has finished with it.) On failure, returns NULL.
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*/
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void *(*get_dtb)(const struct arm_boot_info *info, int *size);
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/* if a board needs to be able to modify a device tree provided by
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* the user it should implement this hook.
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*/
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void (*modify_dtb)(const struct arm_boot_info *info, void *fdt);
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/* Used internally by arm_boot.c */
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int is_linux;
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hwaddr initrd_start;
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hwaddr initrd_size;
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hwaddr entry;
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};
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void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info);
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/* Multiplication factor to convert from system clock ticks to qemu timer
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ticks. */
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extern int system_clock_scale;
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void arm_cpu_register_types(void *opaque);
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void aarch64_cpu_register_types(void *opaque);
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@ -1,12 +0,0 @@
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#ifndef SPARC32_DMA_H
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#define SPARC32_DMA_H
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/* sparc32_dma.c */
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void ledma_memory_read(void *opaque, hwaddr addr,
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uint8_t *buf, int len, int do_bswap);
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void ledma_memory_write(void *opaque, hwaddr addr,
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uint8_t *buf, int len, int do_bswap);
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void espdma_memory_read(void *opaque, uint8_t *buf, int len);
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void espdma_memory_write(void *opaque, uint8_t *buf, int len);
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#endif
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@ -1,4 +1,3 @@
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obj-y += arm-semi.o
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obj-y += translate.o op_helper.o helper.o cpu.o
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obj-y += neon_helper.o iwmmxt_helper.o
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obj-$(CONFIG_SOFTMMU) += psci.o
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@ -1,432 +0,0 @@
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/*
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* Arm "Angel" semihosting syscalls
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*
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* Copyright (c) 2005, 2007 CodeSourcery.
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* Written by Paul Brook.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include "cpu.h"
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#ifdef CONFIG_USER_ONLY
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#include "qemu.h"
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#define ARM_ANGEL_HEAP_SIZE (128 * 1024 * 1024)
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#else
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#include "qemu-common.h"
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#include "hw/arm/arm.h"
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#endif
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#define TARGET_SYS_OPEN 0x01
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#define TARGET_SYS_CLOSE 0x02
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#define TARGET_SYS_WRITEC 0x03
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#define TARGET_SYS_WRITE0 0x04
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#define TARGET_SYS_WRITE 0x05
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#define TARGET_SYS_READ 0x06
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#define TARGET_SYS_READC 0x07
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#define TARGET_SYS_ISTTY 0x09
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#define TARGET_SYS_SEEK 0x0a
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#define TARGET_SYS_FLEN 0x0c
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#define TARGET_SYS_TMPNAM 0x0d
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#define TARGET_SYS_REMOVE 0x0e
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#define TARGET_SYS_RENAME 0x0f
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#define TARGET_SYS_CLOCK 0x10
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#define TARGET_SYS_TIME 0x11
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#define TARGET_SYS_SYSTEM 0x12
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#define TARGET_SYS_ERRNO 0x13
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#define TARGET_SYS_GET_CMDLINE 0x15
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#define TARGET_SYS_HEAPINFO 0x16
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#define TARGET_SYS_EXIT 0x18
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#define GDB_O_RDONLY 0x000
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#define GDB_O_WRONLY 0x001
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#define GDB_O_RDWR 0x002
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#define GDB_O_APPEND 0x008
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#define GDB_O_CREAT 0x200
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#define GDB_O_TRUNC 0x400
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#define GDB_O_BINARY 0
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static int open_modeflags[12] = {
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O_RDONLY,
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O_RDONLY | O_BINARY,
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O_RDWR,
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O_RDWR | O_BINARY,
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O_WRONLY | O_CREAT | O_TRUNC,
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O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
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O_RDWR | O_CREAT | O_TRUNC,
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O_RDWR | O_CREAT | O_TRUNC | O_BINARY,
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O_WRONLY | O_CREAT | O_APPEND,
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O_WRONLY | O_CREAT | O_APPEND | O_BINARY,
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O_RDWR | O_CREAT | O_APPEND,
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O_RDWR | O_CREAT | O_APPEND | O_BINARY
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};
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#ifdef CONFIG_USER_ONLY
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static inline uint32_t set_swi_errno(TaskState *ts, uint32_t code)
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{
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if (code == (uint32_t)-1)
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ts->swi_errno = errno;
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return code;
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}
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#else
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static inline uint32_t set_swi_errno(CPUARMState *env, uint32_t code)
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{
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return code;
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}
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#include "exec/softmmu-semi.h"
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#endif
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#if !defined(CONFIG_USER_ONLY)
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static target_ulong syscall_err;
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#endif
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/* Read the input value from the argument block; fail the semihosting
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* call if the memory read fails.
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*/
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#define GET_ARG(n) do { \
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if (get_user_ual(arg ## n, args + (n) * 4)) { \
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return (uint32_t)-1; \
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} \
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} while (0)
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ram_addr_t ram_size = 0x10000; // qq
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#define SET_ARG(n, val) put_user_ual(val, args + (n) * 4)
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uint32_t do_arm_semihosting(CPUARMState *env)
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{
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ARMCPU *cpu = arm_env_get_cpu(env);
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CPUState *cs = CPU(cpu);
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target_ulong args;
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target_ulong arg0, arg1, arg2;
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char * s;
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int nr;
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uint32_t ret;
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uint32_t len;
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#ifdef CONFIG_USER_ONLY
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TaskState *ts = cs->opaque;
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#else
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CPUARMState *ts = env;
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#endif
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nr = env->regs[0];
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args = env->regs[1];
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switch (nr) {
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case TARGET_SYS_OPEN:
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GET_ARG(0);
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GET_ARG(1);
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GET_ARG(2);
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s = lock_user_string(arg0);
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if (!s) {
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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}
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if (arg1 >= 12) {
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unlock_user(s, arg0, 0);
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return (uint32_t)-1;
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}
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if (strcmp(s, ":tt") == 0) {
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int result_fileno = arg1 < 4 ? STDIN_FILENO : STDOUT_FILENO;
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unlock_user(s, arg0, 0);
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return result_fileno;
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}
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ret = set_swi_errno(ts, open(s, open_modeflags[arg1], 0644));
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unlock_user(s, arg0, 0);
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return ret;
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case TARGET_SYS_CLOSE:
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GET_ARG(0);
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return set_swi_errno(ts, close(arg0));
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case TARGET_SYS_WRITEC:
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{
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char c;
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if (get_user_u8(c, args))
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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/* Write to debug console. stderr is near enough. */
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return write(STDERR_FILENO, &c, 1);
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}
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case TARGET_SYS_WRITE0:
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if (!(s = lock_user_string(args)))
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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len = strlen(s);
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ret = write(STDERR_FILENO, s, len);
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unlock_user(s, args, 0);
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return ret;
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case TARGET_SYS_WRITE:
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GET_ARG(0);
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GET_ARG(1);
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GET_ARG(2);
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len = arg2;
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s = lock_user(VERIFY_READ, arg1, len, 1);
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if (!s) {
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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}
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ret = set_swi_errno(ts, write(arg0, s, len));
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unlock_user(s, arg1, 0);
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if (ret == (uint32_t)-1)
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return -1;
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return len - ret;
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case TARGET_SYS_READ:
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GET_ARG(0);
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GET_ARG(1);
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GET_ARG(2);
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len = arg2;
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s = lock_user(VERIFY_WRITE, arg1, len, 0);
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if (!s) {
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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}
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do {
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ret = set_swi_errno(ts, read(arg0, s, len));
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} while (ret == -1 && errno == EINTR);
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unlock_user(s, arg1, len);
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if (ret == (uint32_t)-1)
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return -1;
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return len - ret;
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case TARGET_SYS_READC:
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/* XXX: Read from debug console. Not implemented. */
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return 0;
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case TARGET_SYS_ISTTY:
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GET_ARG(0);
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return isatty(arg0);
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case TARGET_SYS_SEEK:
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GET_ARG(0);
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GET_ARG(1);
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ret = set_swi_errno(ts, lseek(arg0, arg1, SEEK_SET));
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if (ret == (uint32_t)-1)
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return -1;
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return 0;
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case TARGET_SYS_FLEN:
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GET_ARG(0);
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struct stat buf;
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ret = set_swi_errno(ts, fstat(arg0, &buf));
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if (ret == (uint32_t)-1)
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return -1;
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return buf.st_size;
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case TARGET_SYS_TMPNAM:
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/* XXX: Not implemented. */
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return -1;
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case TARGET_SYS_REMOVE:
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GET_ARG(0);
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GET_ARG(1);
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s = lock_user_string(arg0);
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if (!s) {
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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}
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ret = set_swi_errno(ts, remove(s));
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unlock_user(s, arg0, 0);
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return ret;
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case TARGET_SYS_RENAME:
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GET_ARG(0);
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GET_ARG(1);
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GET_ARG(2);
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//GET_ARG(3);
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char *s2;
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s = lock_user_string(arg0);
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s2 = lock_user_string(arg2);
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if (!s || !s2)
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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ret = (uint32_t)-1;
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else
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ret = set_swi_errno(ts, rename(s, s2));
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if (s2)
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unlock_user(s2, arg2, 0);
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if (s)
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unlock_user(s, arg0, 0);
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return ret;
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case TARGET_SYS_CLOCK:
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return clock() / (CLOCKS_PER_SEC / 100);
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case TARGET_SYS_TIME:
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return set_swi_errno(ts, time(NULL));
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case TARGET_SYS_SYSTEM:
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GET_ARG(0);
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GET_ARG(1);
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s = lock_user_string(arg0);
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if (!s) {
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/* FIXME - should this error code be -TARGET_EFAULT ? */
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return (uint32_t)-1;
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}
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ret = set_swi_errno(ts, system(s));
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unlock_user(s, arg0, 0);
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return ret;
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case TARGET_SYS_ERRNO:
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#ifdef CONFIG_USER_ONLY
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return ts->swi_errno;
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#else
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return syscall_err;
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#endif
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case TARGET_SYS_GET_CMDLINE:
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{
|
||||
/* Build a command-line from the original argv.
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*
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* The inputs are:
|
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* * arg0, pointer to a buffer of at least the size
|
||||
* specified in arg1.
|
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* * arg1, size of the buffer pointed to by arg0 in
|
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* bytes.
|
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*
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* The outputs are:
|
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* * arg0, pointer to null-terminated string of the
|
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* command line.
|
||||
* * arg1, length of the string pointed to by arg0.
|
||||
*/
|
||||
|
||||
char *output_buffer;
|
||||
size_t input_size;
|
||||
size_t output_size;
|
||||
int status = 0;
|
||||
GET_ARG(0);
|
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GET_ARG(1);
|
||||
input_size = arg1;
|
||||
/* Compute the size of the output string. */
|
||||
#if !defined(CONFIG_USER_ONLY)
|
||||
output_size = strlen(ts->boot_info->kernel_filename)
|
||||
+ 1 /* Separating space. */
|
||||
+ strlen(ts->boot_info->kernel_cmdline)
|
||||
+ 1; /* Terminating null byte. */
|
||||
#else
|
||||
unsigned int i;
|
||||
|
||||
output_size = ts->info->arg_end - ts->info->arg_start;
|
||||
if (!output_size) {
|
||||
/* We special-case the "empty command line" case (argc==0).
|
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Just provide the terminating 0. */
|
||||
output_size = 1;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (output_size > input_size) {
|
||||
/* Not enough space to store command-line arguments. */
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Adjust the command-line length. */
|
||||
if (SET_ARG(1, output_size - 1)) {
|
||||
/* Couldn't write back to argument block */
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Lock the buffer on the ARM side. */
|
||||
output_buffer = lock_user(VERIFY_WRITE, arg0, output_size, 0);
|
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if (!output_buffer) {
|
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return -1;
|
||||
}
|
||||
|
||||
/* Copy the command-line arguments. */
|
||||
#if !defined(CONFIG_USER_ONLY)
|
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pstrcpy(output_buffer, output_size, ts->boot_info->kernel_filename);
|
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pstrcat(output_buffer, output_size, " ");
|
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pstrcat(output_buffer, output_size, ts->boot_info->kernel_cmdline);
|
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#else
|
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if (output_size == 1) {
|
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/* Empty command-line. */
|
||||
output_buffer[0] = '\0';
|
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goto out;
|
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}
|
||||
|
||||
if (copy_from_user(output_buffer, ts->info->arg_start,
|
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output_size)) {
|
||||
status = -1;
|
||||
goto out;
|
||||
}
|
||||
|
||||
/* Separate arguments by white spaces. */
|
||||
for (i = 0; i < output_size - 1; i++) {
|
||||
if (output_buffer[i] == 0) {
|
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output_buffer[i] = ' ';
|
||||
}
|
||||
}
|
||||
out:
|
||||
#endif
|
||||
/* Unlock the buffer on the ARM side. */
|
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unlock_user(output_buffer, arg0, output_size);
|
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|
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return status;
|
||||
}
|
||||
case TARGET_SYS_HEAPINFO:
|
||||
{
|
||||
uint32_t *ptr;
|
||||
uint32_t limit;
|
||||
GET_ARG(0);
|
||||
|
||||
#ifdef CONFIG_USER_ONLY
|
||||
/* Some C libraries assume the heap immediately follows .bss, so
|
||||
allocate it using sbrk. */
|
||||
if (!ts->heap_limit) {
|
||||
abi_ulong ret;
|
||||
|
||||
ts->heap_base = do_brk(0);
|
||||
limit = ts->heap_base + ARM_ANGEL_HEAP_SIZE;
|
||||
/* Try a big heap, and reduce the size if that fails. */
|
||||
for (;;) {
|
||||
ret = do_brk(limit);
|
||||
if (ret >= limit) {
|
||||
break;
|
||||
}
|
||||
limit = (ts->heap_base >> 1) + (limit >> 1);
|
||||
}
|
||||
ts->heap_limit = limit;
|
||||
}
|
||||
|
||||
ptr = lock_user(VERIFY_WRITE, arg0, 16, 0);
|
||||
if (!ptr) {
|
||||
/* FIXME - should this error code be -TARGET_EFAULT ? */
|
||||
return (uint32_t)-1;
|
||||
}
|
||||
ptr[0] = tswap32(ts->heap_base);
|
||||
ptr[1] = tswap32(ts->heap_limit);
|
||||
ptr[2] = tswap32(ts->stack_base);
|
||||
ptr[3] = tswap32(0); /* Stack limit. */
|
||||
unlock_user(ptr, arg0, 16);
|
||||
#else
|
||||
limit = ram_size;
|
||||
ptr = lock_user(VERIFY_WRITE, arg0, 16, 0);
|
||||
if (!ptr) {
|
||||
/* FIXME - should this error code be -TARGET_EFAULT ? */
|
||||
return (uint32_t)-1;
|
||||
}
|
||||
/* TODO: Make this use the limit of the loaded application. */
|
||||
ptr[0] = tswap32(limit / 2);
|
||||
ptr[1] = tswap32(limit);
|
||||
ptr[2] = tswap32(limit); /* Stack base */
|
||||
ptr[3] = tswap32(0); /* Stack limit. */
|
||||
unlock_user(ptr, arg0, 16);
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
case TARGET_SYS_EXIT:
|
||||
//gdb_exit(env, 0);
|
||||
exit(0);
|
||||
default:
|
||||
fprintf(stderr, "qemu: Unsupported SemiHosting SWI 0x%02x\n", nr);
|
||||
cpu_dump_state(cs, stderr, fprintf, 0);
|
||||
abort();
|
||||
}
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user