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84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
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/* MC1322x flash config system */
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#include <mc1322x.h>
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#include "config.h"
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/* debug */
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#define DEBUG DEBUG_FULL
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#include "net/uip-debug.h"
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mc1322xConfig mc1322x_config;
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void dump_bytes(uint32_t addr, uint16_t num);
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/* takes an mc1322xConf and initializes to default values */
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void mc1322x_config_set_default(mc1322xConfig *c) {
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nvmType_t type;
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c->magic = MC1322X_CONFIG_MAGIC;
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c->version = MC1322X_CONFIG_VERSION;
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c->eui = 0;
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c->channel = RF_CHANNEL - 11;
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c->power = 0x11;
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c->flags.demod = DEMOD_DCD;
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c->flags.autoack = AUTOACK;
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nvm_detect(gNvmInternalInterface_c, &type);
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c->flags.nvmtype = type;
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}
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/* write out config to flash */
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void mc1322x_config_save(mc1322xConfig *c) {
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nvmErr_t err;
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err = nvm_erase(gNvmInternalInterface_c, c->flags.nvmtype, 1 << MC1322X_CONFIG_PAGE/4096);
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err = nvm_write(gNvmInternalInterface_c, c->flags.nvmtype, (uint8_t *)c, MC1322X_CONFIG_PAGE, sizeof(mc1322xConfig));
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}
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/* load the config from flash to the pass conf structure */
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void mc1322x_config_restore(mc1322xConfig *c) {
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nvmErr_t err;
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nvmType_t type;
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if (c->flags.nvmtype == 0) { nvm_detect(gNvmInternalInterface_c, &type); }
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c->flags.nvmtype = type;
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err = nvm_read(gNvmInternalInterface_c, c->flags.nvmtype, c, MC1322X_CONFIG_PAGE, sizeof(mc1322xConfig));
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}
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/* check the flash for magic number and proper version */
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int mc1322x_config_valid(mc1322xConfig *c) {
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if (c->magic == MC1322X_CONFIG_MAGIC &&
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c->version == MC1322X_CONFIG_VERSION) {
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return 1;
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} else {
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#if DEBUG
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if (c->magic != MC1322X_CONFIG_MAGIC) { PRINTF("config bad magic %04x\n\r", c->magic); }
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if (c->version != MC1322X_CONFIG_MAGIC) { PRINTF("config bad version %04x\n\r", c->version); }
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#endif
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return -1;
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}
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}
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void mc1322x_config_print(void) {
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uint64_t eui64;
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PRINTF("mc1322x config:\n\r");
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PRINTF(" magic: %04x\n\r", mc1322x_config.magic);
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PRINTF(" version: %d\n\r", mc1322x_config.version);
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PRINTF(" eui: %08x%08x\n\r", (uint32_t)(mc1322x_config.eui>>32), (uint32_t)(mc1322x_config.eui & 0xffffffff));
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PRINTF(" channel: %d\n\r", mc1322x_config.channel);
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PRINTF(" power: %d\n\r", mc1322x_config.power);
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PRINTF(" flags: %08x\n\r", mc1322x_config.flags);
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PRINTF(" demod: %d\n\r", mc1322x_config.flags.demod);
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PRINTF(" autoack: %d\n\r", mc1322x_config.flags.autoack);
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PRINTF(" nvm type: %d\n\r", mc1322x_config.flags.nvmtype);
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}
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void dump_bytes(uint32_t addr, uint16_t num) {
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uint32_t buf[num/4];
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nvmErr_t err;
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uint16_t i;
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err = nvm_read(gNvmInternalInterface_c, mc1322x_config.flags.nvmtype, (uint8_t *)buf, addr, num);
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PRINTF("nvm_read returned: 0x%02x\r\n", err);
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for(i=0; i < num/4; i++) {
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printf("0x%08x\r\n", (unsigned int)buf[i]);
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}
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}
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