diff options
Diffstat (limited to 'samsung-ipc/devices/piranha/piranha_ipc.c')
| -rw-r--r-- | samsung-ipc/devices/piranha/piranha_ipc.c | 358 |
1 files changed, 358 insertions, 0 deletions
diff --git a/samsung-ipc/devices/piranha/piranha_ipc.c b/samsung-ipc/devices/piranha/piranha_ipc.c new file mode 100644 index 0000000..5bdd0cd --- /dev/null +++ b/samsung-ipc/devices/piranha/piranha_ipc.c @@ -0,0 +1,358 @@ +/* + * This file is part of libsamsung-ipc. + * + * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr> + * + * 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 2 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 <unistd.h> +#include <string.h> +#include <fcntl.h> +#include <sys/mman.h> + +#include <samsung-ipc.h> +#include <ipc.h> + +#include "xmm6260.h" +#include "xmm6260_mipi.h" +#include "xmm6260_sec_modem.h" +#include "piranha_ipc.h" + +int piranha_ipc_bootstrap(struct ipc_client *client) +{ + void *modem_image_data = NULL; + int modem_image_fd = -1; + int modem_boot_fd = -1; + + unsigned char *p; + int rc; + + if (client == NULL) + return -1; + + ipc_client_log(client, "Starting piranha modem bootstrap"); + + modem_image_fd = open(PIRANHA_MODEM_IMAGE_DEVICE, O_RDONLY); + if (modem_image_fd < 0) { + ipc_client_log(client, "Opening modem image device failed"); + goto error; + } + ipc_client_log(client, "Opened modem image device"); + + modem_image_data = mmap(0, PIRANHA_MODEM_IMAGE_SIZE, PROT_READ, MAP_SHARED, modem_image_fd, 0); + if (modem_image_data == NULL || modem_image_data == (void *) 0xffffffff) { + ipc_client_log(client, "Mapping modem image data to memory failed"); + goto error; + } + ipc_client_log(client, "Mapped modem image data to memory"); + + modem_boot_fd = open(XMM6260_SEC_MODEM_BOOT0_DEVICE, O_RDWR | O_NOCTTY | O_NONBLOCK); + if (modem_boot_fd < 0) { + ipc_client_log(client, "Opening modem boot device failed"); + goto error; + } + ipc_client_log(client, "Opened modem boot device"); + + rc = xmm6260_sec_modem_power(modem_boot_fd, 0); + if (rc < 0) { + ipc_client_log(client, "Turning the modem off failed"); + goto error; + } + ipc_client_log(client, "Turned the modem off"); + + rc = xmm6260_sec_modem_power(modem_boot_fd, 1); + if (rc < 0) { + ipc_client_log(client, "Turning the modem on failed"); + goto error; + } + ipc_client_log(client, "Turned the modem on"); + + p = (unsigned char *) modem_image_data + PIRANHA_PSI_OFFSET; + + rc = xmm6260_mipi_psi_send(client, modem_boot_fd, (void *) p, PIRANHA_PSI_SIZE); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI PSI failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI PSI"); + + close(modem_boot_fd); + + modem_boot_fd = open(XMM6260_SEC_MODEM_BOOT1_DEVICE, O_RDWR | O_NOCTTY | O_NONBLOCK); + if (modem_boot_fd < 0) { + ipc_client_log(client, "Opening modem boot device failed"); + goto error; + } + ipc_client_log(client, "Opened modem boot device"); + + p = (unsigned char *) modem_image_data + PIRANHA_EBL_OFFSET; + + rc = xmm6260_mipi_ebl_send(client, modem_boot_fd, (void *) p, PIRANHA_EBL_SIZE); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI EBL failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI EBL"); + + rc = xmm6260_mipi_port_config_send(client, modem_boot_fd); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI port config failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI port config"); + + p = (unsigned char *) modem_image_data + PIRANHA_SEC_START_OFFSET; + + rc = xmm6260_mipi_sec_start_send(client, modem_boot_fd, (void *) p, PIRANHA_SEC_START_SIZE); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI SEC start failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI SEC start"); + + p = (unsigned char *) modem_image_data + PIRANHA_FIRMWARE_OFFSET; + + rc = xmm6260_mipi_firmware_send(client, modem_boot_fd, (void *) p, PIRANHA_FIRMWARE_SIZE); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI firmware failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI firmware"); + + rc = xmm6260_mipi_nv_data_send(client, modem_boot_fd); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI nv_data failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI nv_data"); + + rc = xmm6260_mipi_sec_end_send(client, modem_boot_fd); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI SEC end failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI SEC end"); + + rc = xmm6260_mipi_hw_reset_send(client, modem_boot_fd); + if (rc < 0) { + ipc_client_log(client, "Sending XMM6260 MIPI HW reset failed"); + goto error; + } + ipc_client_log(client, "Sent XMM6260 MIPI HW reset"); + + rc = 0; + goto complete; + +error: + rc = -1; + +complete: + if (modem_image_data != NULL) + munmap(modem_image_data, PIRANHA_MODEM_IMAGE_SIZE); + + if (modem_image_fd >= 0) + close(modem_image_fd); + + if (modem_boot_fd >= 0) + close(modem_boot_fd); + + return rc; +} + +int piranha_ipc_fmt_send(struct ipc_client *client, struct ipc_message_info *request) +{ + return xmm6260_sec_modem_ipc_fmt_send(client, request); +} + +int piranha_ipc_fmt_recv(struct ipc_client *client, struct ipc_message_info *response) +{ + return xmm6260_sec_modem_ipc_fmt_recv(client, response); +} + +int piranha_ipc_rfs_send(struct ipc_client *client, struct ipc_message_info *request) +{ + return xmm6260_sec_modem_ipc_rfs_send(client, request); +} + +int piranha_ipc_rfs_recv(struct ipc_client *client, struct ipc_message_info *response) +{ + return xmm6260_sec_modem_ipc_rfs_recv(client, response); +} + +int piranha_ipc_open(void *data, int type) +{ + struct piranha_ipc_transport_data *transport_data; + + if (data == NULL) + return -1; + + transport_data = (struct piranha_ipc_transport_data *) data; + + transport_data->fd = xmm6260_sec_modem_ipc_open(type); + if (transport_data->fd < 0) + return -1; + + return 0; +} + +int piranha_ipc_close(void *data) +{ + struct piranha_ipc_transport_data *transport_data; + + if (data == NULL) + return -1; + + transport_data = (struct piranha_ipc_transport_data *) data; + + xmm6260_sec_modem_ipc_close(transport_data->fd); + transport_data->fd = -1; + + return 0; +} + +int piranha_ipc_read(void *data, void *buffer, unsigned int length) +{ + struct piranha_ipc_transport_data *transport_data; + int rc; + + if (data == NULL) + return -1; + + transport_data = (struct piranha_ipc_transport_data *) data; + + rc = xmm6260_sec_modem_ipc_read(transport_data->fd, buffer, length); + return rc; +} + +int piranha_ipc_write(void *data, void *buffer, unsigned int length) +{ + struct piranha_ipc_transport_data *transport_data; + int rc; + + if (data == NULL) + return -1; + + transport_data = (struct piranha_ipc_transport_data *) data; + + rc = xmm6260_sec_modem_ipc_write(transport_data->fd, buffer, length); + return rc; +} + +int piranha_ipc_poll(void *data, struct timeval *timeout) +{ + struct piranha_ipc_transport_data *transport_data; + int rc; + + if (data == NULL) + return -1; + + transport_data = (struct piranha_ipc_transport_data *) data; + + rc = xmm6260_sec_modem_ipc_poll(transport_data->fd, timeout); + return rc; +} + +int piranha_ipc_power_on(void *data) +{ + return 0; +} + +int piranha_ipc_power_off(void *data) +{ + int fd; + int rc; + + fd = open(XMM6260_SEC_MODEM_BOOT0_DEVICE, O_RDWR | O_NOCTTY | O_NONBLOCK); + if (fd < 0) + return -1; + + rc = xmm6260_sec_modem_power(fd, 0); + + close(fd); + + if (rc < 0) + return -1; + + return 0; +} + +int piranha_ipc_data_create(void **transport_data, void **power_data, void **gprs_data) +{ + if (transport_data == NULL) + return -1; + + *transport_data = (void *) malloc(sizeof(struct piranha_ipc_transport_data)); + memset(*transport_data, 0, sizeof(struct piranha_ipc_transport_data)); + + return 0; +} + +int piranha_ipc_data_destroy(void *transport_data, void *power_data, void *gprs_data) +{ + if (transport_data == NULL) + return -1; + + free(transport_data); + + return 0; +} + +char *piranha_ipc_gprs_get_iface(int cid) +{ + return xmm6260_sec_modem_ipc_gprs_get_iface(cid); +} + + +int piranha_ipc_gprs_get_capabilities(struct ipc_client_gprs_capabilities *capabilities) +{ + return xmm6260_sec_modem_ipc_gprs_get_capabilities(capabilities); +} + +struct ipc_ops piranha_ipc_fmt_ops = { + .bootstrap = piranha_ipc_bootstrap, + .send = piranha_ipc_fmt_send, + .recv = piranha_ipc_fmt_recv, +}; + +struct ipc_ops piranha_ipc_rfs_ops = { + .bootstrap = NULL, + .send = piranha_ipc_rfs_send, + .recv = piranha_ipc_rfs_recv, +}; + +struct ipc_handlers piranha_ipc_handlers = { + .read = piranha_ipc_read, + .write = piranha_ipc_write, + .open = piranha_ipc_open, + .close = piranha_ipc_close, + .poll = piranha_ipc_poll, + .transport_data = NULL, + .power_on = piranha_ipc_power_on, + .power_off = piranha_ipc_power_off, + .power_data = NULL, + .gprs_activate = NULL, + .gprs_deactivate = NULL, + .gprs_data = NULL, + .data_create = piranha_ipc_data_create, + .data_destroy = piranha_ipc_data_destroy, +}; + +struct ipc_gprs_specs piranha_ipc_gprs_specs = { + .gprs_get_iface = piranha_ipc_gprs_get_iface, + .gprs_get_capabilities = piranha_ipc_gprs_get_capabilities, +}; + +// vim:ts=4:sw=4:expandtab |