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authorPaolo Bonzini <pbonzini@redhat.com>2012-05-29 10:23:15 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2012-06-07 07:17:36 +0200
commit5e8861a0361d8d39ab69fe557294471c28c49c8b (patch)
tree5843d3c0fd3de2d897721337792278ed1625a656 /xtensa-semi.c
parent7fc5152c6dca17d6061cc399c46716d9e586ad85 (diff)
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build: move obj-TARGET-y variables to nested Makefile.objs
Also drop duplicate occurrence of device-hotplug.o. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'xtensa-semi.c')
-rw-r--r--xtensa-semi.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/xtensa-semi.c b/xtensa-semi.c
deleted file mode 100644
index b7c8c34..0000000
--- a/xtensa-semi.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- * Copyright (c) 2011, Max Filippov, Open Source and Linux Lab.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * 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.
- * * Neither the name of the Open Source and Linux Lab nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 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.
- */
-
-#include <errno.h>
-#include <unistd.h>
-#include <string.h>
-#include <stddef.h>
-#include "cpu.h"
-#include "dyngen-exec.h"
-#include "helper.h"
-#include "qemu-log.h"
-
-enum {
- TARGET_SYS_exit = 1,
- TARGET_SYS_read = 3,
- TARGET_SYS_write = 4,
- TARGET_SYS_open = 5,
- TARGET_SYS_close = 6,
- TARGET_SYS_lseek = 19,
- TARGET_SYS_select_one = 29,
-
- TARGET_SYS_argc = 1000,
- TARGET_SYS_argv_sz = 1001,
- TARGET_SYS_argv = 1002,
- TARGET_SYS_memset = 1004,
-};
-
-enum {
- SELECT_ONE_READ = 1,
- SELECT_ONE_WRITE = 2,
- SELECT_ONE_EXCEPT = 3,
-};
-
-void HELPER(simcall)(CPUXtensaState *env)
-{
- uint32_t *regs = env->regs;
-
- switch (regs[2]) {
- case TARGET_SYS_exit:
- qemu_log("exit(%d) simcall\n", regs[3]);
- exit(regs[3]);
- break;
-
- case TARGET_SYS_read:
- case TARGET_SYS_write:
- {
- bool is_write = regs[2] == TARGET_SYS_write;
- uint32_t fd = regs[3];
- uint32_t vaddr = regs[4];
- uint32_t len = regs[5];
-
- while (len > 0) {
- target_phys_addr_t paddr =
- cpu_get_phys_page_debug(env, vaddr);
- uint32_t page_left =
- TARGET_PAGE_SIZE - (vaddr & (TARGET_PAGE_SIZE - 1));
- uint32_t io_sz = page_left < len ? page_left : len;
- target_phys_addr_t sz = io_sz;
- void *buf = cpu_physical_memory_map(paddr, &sz, is_write);
-
- if (buf) {
- vaddr += io_sz;
- len -= io_sz;
- regs[2] = is_write ?
- write(fd, buf, io_sz) :
- read(fd, buf, io_sz);
- regs[3] = errno;
- cpu_physical_memory_unmap(buf, sz, is_write, sz);
- if (regs[2] == -1) {
- break;
- }
- } else {
- regs[2] = -1;
- regs[3] = EINVAL;
- break;
- }
- }
- }
- break;
-
- case TARGET_SYS_open:
- {
- char name[1024];
- int rc;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(name); ++i) {
- rc = cpu_memory_rw_debug(
- env, regs[3] + i, (uint8_t *)name + i, 1, 0);
- if (rc != 0 || name[i] == 0) {
- break;
- }
- }
-
- if (rc == 0 && i < ARRAY_SIZE(name)) {
- regs[2] = open(name, regs[4], regs[5]);
- regs[3] = errno;
- } else {
- regs[2] = -1;
- regs[3] = EINVAL;
- }
- }
- break;
-
- case TARGET_SYS_close:
- if (regs[3] < 3) {
- regs[2] = regs[3] = 0;
- } else {
- regs[2] = close(regs[3]);
- regs[3] = errno;
- }
- break;
-
- case TARGET_SYS_lseek:
- regs[2] = lseek(regs[3], (off_t)(int32_t)regs[4], regs[5]);
- regs[3] = errno;
- break;
-
- case TARGET_SYS_select_one:
- {
- uint32_t fd = regs[3];
- uint32_t rq = regs[4];
- uint32_t target_tv = regs[5];
- uint32_t target_tvv[2];
-
- struct timeval tv = {0};
- fd_set fdset;
-
- FD_ZERO(&fdset);
- FD_SET(fd, &fdset);
-
- if (target_tv) {
- cpu_memory_rw_debug(env, target_tv,
- (uint8_t *)target_tvv, sizeof(target_tvv), 0);
- tv.tv_sec = (int32_t)tswap32(target_tvv[0]);
- tv.tv_usec = (int32_t)tswap32(target_tvv[1]);
- }
- regs[2] = select(fd + 1,
- rq == SELECT_ONE_READ ? &fdset : NULL,
- rq == SELECT_ONE_WRITE ? &fdset : NULL,
- rq == SELECT_ONE_EXCEPT ? &fdset : NULL,
- target_tv ? &tv : NULL);
- regs[3] = errno;
- }
- break;
-
- case TARGET_SYS_argc:
- regs[2] = 1;
- regs[3] = 0;
- break;
-
- case TARGET_SYS_argv_sz:
- regs[2] = 128;
- regs[3] = 0;
- break;
-
- case TARGET_SYS_argv:
- {
- struct Argv {
- uint32_t argptr[2];
- char text[120];
- } argv = {
- {0, 0},
- "test"
- };
-
- argv.argptr[0] = tswap32(regs[3] + offsetof(struct Argv, text));
- cpu_memory_rw_debug(
- env, regs[3], (uint8_t *)&argv, sizeof(argv), 1);
- }
- break;
-
- case TARGET_SYS_memset:
- {
- uint32_t base = regs[3];
- uint32_t sz = regs[5];
-
- while (sz) {
- target_phys_addr_t len = sz;
- void *buf = cpu_physical_memory_map(base, &len, 1);
-
- if (buf && len) {
- memset(buf, regs[4], len);
- cpu_physical_memory_unmap(buf, len, 1, len);
- } else {
- len = 1;
- }
- base += len;
- sz -= len;
- }
- regs[2] = regs[3];
- regs[3] = 0;
- }
- break;
-
- default:
- qemu_log("%s(%d): not implemented\n", __func__, regs[2]);
- break;
- }
-}