diff options
Diffstat (limited to 'src/target/firmware/apps/layer1/main.c')
| -rw-r--r-- | src/target/firmware/apps/layer1/main.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/src/target/firmware/apps/layer1/main.c b/src/target/firmware/apps/layer1/main.c new file mode 100644 index 00000000..3b1b686a --- /dev/null +++ b/src/target/firmware/apps/layer1/main.c @@ -0,0 +1,214 @@ +/* main program of Free Software for Calypso Phone */ + +/* (C) 2010 by Harald Welte <laforge@gnumonks.org> + * + * All Rights Reserved + * + * This program 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. + * + * This program 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 this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include <stdint.h> +#include <stdio.h> + +#include <gsm.h> +#include <debug.h> +#include <memory.h> +#include <rffe.h> +#include <keypad.h> +#include <board.h> + +#include <abb/twl3025.h> +#include <display/st7558.h> +#include <rf/trf6151.h> + +#include <comm/sercomm.h> + +#include <calypso/clock.h> +#include <calypso/tpu.h> +#include <calypso/tsp.h> +#include <calypso/irq.h> +#include <calypso/misc.h> + +#include <layer1/sync.h> +#include <layer1/tpu_window.h> + +/* FIXME: We need proper calibrated delay loops at some point! */ +void delay_us(unsigned int us) +{ + volatile unsigned int i; + + for (i= 0; i < us*4; i++) { i; } +} + +void delay_ms(unsigned int ms) +{ + volatile unsigned int i; + + for (i= 0; i < ms*1300; i++) { i; } +} + +const char *hr = "======================================================================\n"; + +/* MAIN program **************************************************************/ + +/* completion call-back for the L1 Sync Pwer Measurement */ +static void l1s_signal_cb(struct l1_signal *sig) +{ + uint16_t i, next_arfcn; + + switch (sig->signum) { + case L1_SIG_PM: + break; + case L1_SIG_NB: + break; + } +} + +static void key_handler(enum key_codes code, enum key_states state); +static void la1_l23_rx_cb(uint8_t dlci, struct msgb *msg); + +int main(void) +{ + board_init(); + puts("\n\nHello World from " __FILE__ " program code\n"); + + puts(hr); + /* Dump device identification */ + dump_dev_id(); + puts(hr); + + keypad_set_handler(&key_handler); + + /* Dump clock config aftee PLL set */ + calypso_clk_dump(); + puts(hr); + + st7558_set_attr(DISP_ATTR_INVERT); + st7558_puts("layer1.bin"); + + sercomm_register_rx_cb(SC_DLCI_L1A_L23, la1_l23_rx_cb); + + layer1_init(); + l1s_set_handler(&l1s_signal_cb); + + tpu_frame_irq_en(1, 1); + + while (1) {} + + /* NOT REACHED */ + + twl3025_power_off(); +} + +static int8_t vga_gain = 40; +static int high_gain = 0; +static int afcout = 0; + +static void update_vga_gain(void) +{ + printf("VGA Gain: %u %s\n", vga_gain, high_gain ? "HIGH" : "LOW"); + trf6151_set_gain(vga_gain, high_gain); + tpu_enq_sleep(); + tpu_enable(1); + tpu_wait_idle(); +} + +static void tspact_toggle(uint8_t num) +{ + printf("TSPACT%u toggle\n", num); + tsp_act_toggle((1 << num)); + tpu_enq_sleep(); + tpu_enable(1); + tpu_wait_idle(); +} + +static void key_handler(enum key_codes code, enum key_states state) +{ + if (state != PRESSED) + return; + + switch (code) { + case KEY_1: /* VGA gain decrement */ + vga_gain -= 2; + if (vga_gain < 14) + vga_gain = 14; + update_vga_gain(); + break; + case KEY_2: /* High/Low Rx gain */ + high_gain ^= 1; + update_vga_gain(); + break; + case KEY_3: /* VGA gain increment */ + vga_gain += 2; + if (vga_gain > 40) + vga_gain = 40; + update_vga_gain(); + break; + case KEY_4: + tspact_toggle(6); /* TRENA (RFFE) */ + break; + case KEY_5: + tspact_toggle(8); /* GSM_TXEN (RFFE) */ + break; + case KEY_6: + tspact_toggle(1); /* PAENA (RFFE) */ + break; + case KEY_7: /* decrement AFC OUT */ + afcout -= 100; + if (afcout < -4096) + afcout = -4096; + twl3025_afc_set(afcout); + printf("AFC OUT: %u\n", twl3025_afcout_get()); + break; + case KEY_9: /* increase AFC OUT */ + afcout += 100; + if (afcout > 4095) + afcout = 4095; + twl3025_afc_set(afcout); + printf("AFC OUT: %u\n", twl3025_afcout_get()); + break; + default: + break; + } +} + +static void la1_l23_rx_cb(uint8_t dlci, struct msgb *msg) +{ + struct l1_info_ul *ul = msg->data; + struct l1_sync_new_ccch_req *sync_req; + + if (sizeof(*ul) > msg->len) { + printf("la1_l23_cb: Short message. %u\n", msg->len); + goto exit; + } + + switch (ul->msg_type) { + case SYNC_NEW_CCCH_REQ: + if (sizeof(*ul) + sizeof(*sync_req) > msg->len) { + printf("Short sync msg. %u\n", msg->len); + break; + } + + sync_req = (struct l1_sync_new_ccch_req *) (&msg->data[0] + sizeof(*ul)); + printf("Asked to tune to frequency: %u\n", sync_req->band_arfcn); + break; + case DEDIC_MODE_EST_REQ: + break; + } + +exit: + msgb_free(msg); +} |