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Diffstat (limited to 'samsung-ipc/device/xmm6260/xmm6260_ipc.c')
-rw-r--r--samsung-ipc/device/xmm6260/xmm6260_ipc.c362
1 files changed, 362 insertions, 0 deletions
diff --git a/samsung-ipc/device/xmm6260/xmm6260_ipc.c b/samsung-ipc/device/xmm6260/xmm6260_ipc.c
new file mode 100644
index 0000000..4c33001
--- /dev/null
+++ b/samsung-ipc/device/xmm6260/xmm6260_ipc.c
@@ -0,0 +1,362 @@
+/**
+ * This file is part of libsamsung-ipc.
+ *
+ * Copyright (C) 2012 Alexander Tarasikov <alexander.tarasikov@gmail.com>
+ * based on xmm6260 IPC code which is:
+ *
+ * Copyright (C) 2011 Paul Kocialkowski <contact@paulk.fr>
+ * Joerie de Gram <j.de.gram@gmail.com>
+ * Simon Busch <morphis@gravedo.de>
+ *
+ * libsamsung-ipc is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * libsamsung-ipc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libsamsung-ipc. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <stdbool.h>
+#include <termios.h>
+#include <fcntl.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <asm/types.h>
+#include <mtd/mtd-abi.h>
+#include <assert.h>
+
+#include <radio.h>
+
+#include "xmm6260_ipc.h"
+#include "ipc_private.h"
+
+#include "modemctl_common.h"
+
+extern int boot_modem(void);
+
+int i9100_modem_bootstrap(struct ipc_client *client)
+{
+ return boot_modem_i9100();
+}
+
+int i9250_modem_bootstrap(struct ipc_client *client)
+{
+ return boot_modem_i9250();
+}
+
+int xmm6260_ipc_send(struct ipc_client *client, struct ipc_message_info *request)
+{
+ struct ipc_header *hdr;
+ unsigned char *frame;
+ unsigned char *payload;
+ size_t frame_length;
+
+ /* Frame IPC header + payload length */
+ frame_length = (sizeof(*hdr) + request->length);
+
+ frame = (unsigned char*)malloc(frame_length);
+ hdr = (struct ipc_header*)frame;
+
+ /* IPC header */
+ hdr->length = frame_length;
+ hdr->mseq = request->mseq;
+ hdr->aseq = request->aseq;
+ hdr->group = request->group;
+ hdr->index = request->index;
+ hdr->type = request->type;
+
+ /* IPC payload */
+ payload = (frame + sizeof(*hdr));
+ memcpy(payload, request->data, request->length);
+
+ ipc_client_log(client, "sending %s %s\n",
+ ipc_command_to_str(IPC_COMMAND(request)),
+ ipc_response_type_to_str(request->type));
+
+ ipc_hex_dump(client, frame, frame_length);
+
+ client->handlers->write(frame, frame_length, client->handlers->write_data);
+
+ free(frame);
+
+ return 0;
+}
+
+//HACK
+#define IPC_BS 1024
+
+int xmm6260_ipc_recv(struct ipc_client *client, struct ipc_message_info *response)
+{
+ unsigned char buf[IPC_BS] = {};
+ unsigned char *data;
+ unsigned short *frame_length;
+
+ struct ipc_header ipc = {};
+ int num_read = 0;
+ int left = 0;
+
+ num_read = client->handlers->read(buf, IPC_BS,// sizeof(ipc),
+ client->handlers->read_data);
+
+ ipc_client_log(client, "read %d", num_read);
+
+ if (num_read < 0) {
+ ipc_client_log(client, "read failed to read ipc length: %d", num_read);
+
+ response->data = 0;
+ response->length = 0;
+ return 0;
+ }
+ else {
+ ipc_client_log(client, "we've read %d", num_read);
+ }
+
+ memcpy(&ipc, buf, sizeof(ipc));
+ ipc_client_log(client, "read %d bytes for header", num_read);
+
+ ipc_client_log(client, "ipc: %d bytes in header", ipc.length);
+
+ left = ipc.length - num_read;
+ ipc_client_log(client, "left %d bytes of data", left);
+
+ if (left > 0) {
+ num_read = client->handlers->read(buf + num_read, left,
+ client->handlers->read_data);
+ ipc_client_log(client, "read %d bytes of %d left",
+ num_read, left);
+ }
+
+ memcpy(&ipc, buf, sizeof(ipc));
+
+ response->mseq = ipc.mseq;
+ response->aseq = ipc.aseq;
+ response->group = ipc.group;
+ response->index = ipc.index;
+ response->type = ipc.type;
+ response->length = ipc.length - sizeof(ipc);
+
+ response->data = (unsigned char*)malloc(response->length);
+ memcpy(response->data, buf + sizeof(ipc), response->length);
+
+ ipc_client_log(client, "received %s %s\n",
+ ipc_command_to_str(IPC_COMMAND(response)),
+
+ ipc_response_type_to_str(response->type));
+ ipc_hex_dump(client, response->data, left);
+
+ return 0;
+}
+
+int xmm6260_rfs_recv(struct ipc_client *client, struct ipc_message_info *response)
+{
+ printf("+%s\n", __func__);
+ return 0;
+}
+int xmm6260_rfs_send(struct ipc_client *client, struct ipc_message_info *request)
+{
+ printf("+%s\n", __func__);
+ return 0;
+}
+
+int xmm6260_ipc_open(void *data, unsigned int size, void *io_data)
+{
+ int type = *((int *) data);
+ int fd = -1;
+
+ switch(type)
+ {
+ case IPC_CLIENT_TYPE_FMT:
+ fd = open("/dev/umts_ipc0", O_RDWR | O_NOCTTY | O_NONBLOCK);
+ break;
+ case IPC_CLIENT_TYPE_RFS:
+ fd = open("/dev/umts_rfs0", O_RDWR | O_NOCTTY | O_NONBLOCK);
+ break;
+ default:
+ break;
+ }
+
+ if(fd < 0)
+ return -1;
+
+ if(io_data == NULL)
+ return -1;
+
+ memcpy(io_data, &fd, sizeof(int));
+
+ return 0;
+}
+
+int xmm6260_ipc_close(void *data, unsigned int size, void *io_data)
+{
+ int fd = -1;
+
+ if(io_data == NULL)
+ return -1;
+
+ fd = *((int *) io_data);
+
+ if(fd < 0)
+ return -1;
+
+ close(fd);
+
+ return 0;
+}
+
+int xmm6260_ipc_read(void *data, unsigned int size, void *io_data)
+{
+ int fd = -1;
+ int rc;
+
+ if(io_data == NULL)
+ return -1;
+
+ if(data == NULL)
+ return -1;
+
+ fd = *((int *) io_data);
+
+ if(fd < 0)
+ return -1;
+
+ printf("%s: wanting %d bytes\n", __func__, size);
+
+ //hack
+ read_select(fd, 100);
+
+ rc = read(fd, data, size);
+ printf("%s: read %d bytes\n", __func__, rc);
+
+ if(rc < 0)
+ return -1;
+
+ return rc;
+}
+
+int xmm6260_ipc_write(void *data, unsigned int size, void *io_data)
+{
+ int fd = -1;
+ int rc;
+
+ if(io_data == NULL)
+ return -1;
+
+ fd = *((int *) io_data);
+
+ if(fd < 0)
+ return -1;
+
+ rc = write(fd, data, size);
+
+ if(rc < 0)
+ return -1;
+
+ return rc;
+}
+
+int xmm6260_ipc_power_on(void *io_data)
+{
+ return 0;
+}
+
+int xmm6260_ipc_power_off(void *io_data)
+{
+ return 0;
+}
+
+void *xmm6260_ipc_common_data_create(void)
+{
+ void *io_data;
+ int io_data_len;
+
+ io_data_len = sizeof(int);
+ io_data = malloc(io_data_len);
+
+ if(io_data == NULL)
+ return NULL;
+
+ memset(io_data, 0, io_data_len);
+
+ return io_data;
+}
+
+int xmm6260_ipc_common_data_destroy(void *io_data)
+{
+ // This was already done, not an error but we need to return
+ if(io_data == NULL)
+ return 0;
+
+ free(io_data);
+
+ return 0;
+}
+
+int xmm6260_ipc_common_data_set_fd(void *io_data, int fd)
+{
+ int *common_data;
+
+ if(io_data == NULL)
+ return -1;
+
+ common_data = (int *) io_data;
+ common_data = &fd;
+
+ return 0;
+}
+
+int xmm6260_ipc_common_data_get_fd(void *io_data)
+{
+ int *common_data;
+
+ if(io_data == NULL)
+ return -1;
+
+ common_data = (int *) io_data;
+
+ return (int) *(common_data);
+}
+
+struct ipc_handlers xmm6260_default_handlers = {
+ .read = xmm6260_ipc_read,
+ .write = xmm6260_ipc_write,
+ .open = xmm6260_ipc_open,
+ .close = xmm6260_ipc_close,
+ .power_on = xmm6260_ipc_power_on,
+ .power_off = xmm6260_ipc_power_off,
+ .common_data = NULL,
+ .common_data_create = xmm6260_ipc_common_data_create,
+ .common_data_destroy = xmm6260_ipc_common_data_destroy,
+ .common_data_set_fd = xmm6260_ipc_common_data_set_fd,
+ .common_data_get_fd = xmm6260_ipc_common_data_get_fd,
+};
+
+struct ipc_ops xmm6260_i9100_fmt_ops = {
+ .send = xmm6260_ipc_send,
+ .recv = xmm6260_ipc_recv,
+ .bootstrap = i9100_modem_bootstrap,
+};
+
+struct ipc_ops xmm6260_i9250_fmt_ops = {
+ .send = xmm6260_ipc_send,
+ .recv = xmm6260_ipc_recv,
+ .bootstrap = i9250_modem_bootstrap,
+};
+
+struct ipc_ops xmm6260_rfs_ops = {
+ .send = xmm6260_rfs_send,
+ .recv = xmm6260_rfs_recv,
+ .bootstrap = NULL,
+};
+
+// vim:ts=4:sw=4:expandtab
generated by cgit v1.1 at 2024-05-29 14:50:03 +0000