diff options
author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-03-13 01:19:15 +0000 |
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committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-03-13 01:19:15 +0000 |
commit | 30aa5c0d303c334c646e9db1ebadda0c0db8b13f (patch) | |
tree | 85621fbe66e27fd2fa5aba651e19b90301fe7195 /hw/ds1225y.c | |
parent | 5e85404a562c95bd5476f8a567863f6a0348fcd8 (diff) |
Convert from DOS to UNIX format, no code change.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4043 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/ds1225y.c')
-rw-r--r-- | hw/ds1225y.c | 246 |
1 files changed, 123 insertions, 123 deletions
diff --git a/hw/ds1225y.c b/hw/ds1225y.c index 8de20fb93e..2b3f02e80c 100644 --- a/hw/ds1225y.c +++ b/hw/ds1225y.c @@ -1,123 +1,123 @@ -/*
- * QEMU NVRAM emulation for DS1225Y chip
- *
- * Copyright (c) 2007 Hervé Poussineau
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "hw.h"
-#include "mips.h"
-#include "nvram.h"
-
-typedef enum
-{
- none = 0,
- readmode,
- writemode,
-} nvram_open_mode;
-
-struct ds1225y_t
-{
- target_phys_addr_t mem_base;
- uint32_t capacity;
- const char *filename;
- QEMUFile *file;
- nvram_open_mode open_mode;
-};
-
-static int ds1225y_set_to_mode(ds1225y_t *NVRAM, nvram_open_mode mode, const char *filemode)
-{
- if (NVRAM->open_mode != mode)
- {
- if (NVRAM->file)
- qemu_fclose(NVRAM->file);
- NVRAM->file = qemu_fopen(NVRAM->filename, filemode);
- NVRAM->open_mode = mode;
- }
- return (NVRAM->file != NULL);
-}
-
-static uint32_t nvram_readb (void *opaque, target_phys_addr_t addr)
-{
- ds1225y_t *NVRAM = opaque;
- int64_t pos;
-
- pos = addr - NVRAM->mem_base;
- if (addr >= NVRAM->capacity)
- addr -= NVRAM->capacity;
-
- if (!ds1225y_set_to_mode(NVRAM, readmode, "rb"))
- return 0;
- qemu_fseek(NVRAM->file, pos, SEEK_SET);
- return (uint32_t)qemu_get_byte(NVRAM->file);
-}
-
-static void nvram_writeb (void *opaque, target_phys_addr_t addr, uint32_t value)
-{
- ds1225y_t *NVRAM = opaque;
- int64_t pos;
-
- pos = addr - NVRAM->mem_base;
- if (ds1225y_set_to_mode(NVRAM, writemode, "wb"))
- {
- qemu_fseek(NVRAM->file, pos, SEEK_SET);
- qemu_put_byte(NVRAM->file, (int)value);
- }
-}
-
-static CPUReadMemoryFunc *nvram_read[] = {
- &nvram_readb,
- NULL,
- NULL,
-};
-
-static CPUWriteMemoryFunc *nvram_write[] = {
- &nvram_writeb,
- NULL,
- NULL,
-};
-
-static CPUWriteMemoryFunc *nvram_none[] = {
- NULL,
- NULL,
- NULL,
-};
-
-/* Initialisation routine */
-ds1225y_t *ds1225y_init(target_phys_addr_t mem_base, const char *filename)
-{
- ds1225y_t *s;
- int mem_index1, mem_index2;
-
- s = qemu_mallocz(sizeof(ds1225y_t));
- if (!s)
- return NULL;
- s->mem_base = mem_base;
- s->capacity = 0x2000; /* Fixed for ds1225y chip: 8K */
- s->filename = filename;
-
- /* Read/write memory */
- mem_index1 = cpu_register_io_memory(0, nvram_read, nvram_write, s);
- cpu_register_physical_memory(mem_base, s->capacity, mem_index1);
- /* Read-only memory */
- mem_index2 = cpu_register_io_memory(0, nvram_read, nvram_none, s);
- cpu_register_physical_memory(mem_base + s->capacity, s->capacity, mem_index2);
- return s;
-}
+/* + * QEMU NVRAM emulation for DS1225Y chip + * + * Copyright (c) 2007 Hervé Poussineau + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "hw.h" +#include "mips.h" +#include "nvram.h" + +typedef enum +{ + none = 0, + readmode, + writemode, +} nvram_open_mode; + +struct ds1225y_t +{ + target_phys_addr_t mem_base; + uint32_t capacity; + const char *filename; + QEMUFile *file; + nvram_open_mode open_mode; +}; + +static int ds1225y_set_to_mode(ds1225y_t *NVRAM, nvram_open_mode mode, const char *filemode) +{ + if (NVRAM->open_mode != mode) + { + if (NVRAM->file) + qemu_fclose(NVRAM->file); + NVRAM->file = qemu_fopen(NVRAM->filename, filemode); + NVRAM->open_mode = mode; + } + return (NVRAM->file != NULL); +} + +static uint32_t nvram_readb (void *opaque, target_phys_addr_t addr) +{ + ds1225y_t *NVRAM = opaque; + int64_t pos; + + pos = addr - NVRAM->mem_base; + if (addr >= NVRAM->capacity) + addr -= NVRAM->capacity; + + if (!ds1225y_set_to_mode(NVRAM, readmode, "rb")) + return 0; + qemu_fseek(NVRAM->file, pos, SEEK_SET); + return (uint32_t)qemu_get_byte(NVRAM->file); +} + +static void nvram_writeb (void *opaque, target_phys_addr_t addr, uint32_t value) +{ + ds1225y_t *NVRAM = opaque; + int64_t pos; + + pos = addr - NVRAM->mem_base; + if (ds1225y_set_to_mode(NVRAM, writemode, "wb")) + { + qemu_fseek(NVRAM->file, pos, SEEK_SET); + qemu_put_byte(NVRAM->file, (int)value); + } +} + +static CPUReadMemoryFunc *nvram_read[] = { + &nvram_readb, + NULL, + NULL, +}; + +static CPUWriteMemoryFunc *nvram_write[] = { + &nvram_writeb, + NULL, + NULL, +}; + +static CPUWriteMemoryFunc *nvram_none[] = { + NULL, + NULL, + NULL, +}; + +/* Initialisation routine */ +ds1225y_t *ds1225y_init(target_phys_addr_t mem_base, const char *filename) +{ + ds1225y_t *s; + int mem_index1, mem_index2; + + s = qemu_mallocz(sizeof(ds1225y_t)); + if (!s) + return NULL; + s->mem_base = mem_base; + s->capacity = 0x2000; /* Fixed for ds1225y chip: 8K */ + s->filename = filename; + + /* Read/write memory */ + mem_index1 = cpu_register_io_memory(0, nvram_read, nvram_write, s); + cpu_register_physical_memory(mem_base, s->capacity, mem_index1); + /* Read-only memory */ + mem_index2 = cpu_register_io_memory(0, nvram_read, nvram_none, s); + cpu_register_physical_memory(mem_base + s->capacity, s->capacity, mem_index2); + return s; +} |