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[Qemu-ppc] [PATCH 1/5] define image_file_reset and image_blob_reset
From: |
Olivia Yin |
Subject: |
[Qemu-ppc] [PATCH 1/5] define image_file_reset and image_blob_reset |
Date: |
Fri, 26 Oct 2012 16:02:02 +0800 |
Signed-off-by: Olivia Yin <address@hidden>
---
hw/loader.c | 39 +++++++++++++++++++++++++++++++++++++++
hw/loader.h | 18 ++++++++++++++++++
2 files changed, 57 insertions(+), 0 deletions(-)
diff --git a/hw/loader.c b/hw/loader.c
index 33acc2f..726c0e7 100644
--- a/hw/loader.c
+++ b/hw/loader.c
@@ -86,6 +86,45 @@ int load_image(const char *filename, uint8_t *addr)
return size;
}
+void image_file_reset(void *opaque)
+{
+ ImageFile *image = opaque;
+ GError *err = NULL;
+ gboolean res;
+ gchar *content;
+ gsize size;
+
+ if(image->dir) {
+ const char *basename;
+ char fw_file_name[56];
+
+ basename = strrchr(image->name, '/');
+ if (basename) {
+ basename++;
+ } else {
+ basename = image->name;
+ }
+ snprintf(fw_file_name, sizeof(fw_file_name), "%s/%s", image->dir,
+ basename);
+ image->name = g_strdup(fw_file_name);
+ }
+
+ res = g_file_get_contents(image->name, &content, &size, &err);
+ if (res == FALSE) {
+ error_report("failed to read image file: %s\n", image->name);
+ g_error_free(err);
+ } else {
+ cpu_physical_memory_rw(image->addr, (uint8_t *)content, size, 1);
+ g_free(content);
+ }
+}
+
+void image_blob_reset(void *opaque)
+{
+ ImageBlob *blob = opaque;
+ cpu_physical_memory_rw(blob->addr, blob->data, blob->size, 1);
+}
+
/* read()-like version */
ssize_t read_targphys(const char *name,
int fd, target_phys_addr_t dst_addr, size_t nbytes)
diff --git a/hw/loader.h b/hw/loader.h
index 6da291e..e9dc4df 100644
--- a/hw/loader.h
+++ b/hw/loader.h
@@ -46,4 +46,22 @@ void do_info_roms(Monitor *mon);
int rom_add_vga(const char *file);
int rom_add_option(const char *file, int32_t bootindex);
+typedef struct ImageFile ImageFile;
+struct ImageFile {
+ char *name;
+ char *dir;
+ target_phys_addr_t addr;
+};
+
+typedef struct ImageBlob ImageBlob;
+struct ImageBlob {
+ char *name;
+ target_phys_addr_t addr;
+ ssize_t size;
+ uint8_t *data;
+};
+
+void image_blob_reset(void *opaque);
+void image_file_reset(void *opaque);
+
#endif
--
1.7.1
Re: [Qemu-ppc] [Qemu-devel] [PATCH 1/5] define image_file_reset and image_blob_reset, Wei-Ren Chen, 2012/10/26
Re: [Qemu-ppc] [Qemu-devel] [PATCH 0/5] register reset handlers to reload image, Wei-Ren Chen, 2012/10/26