--- embedtools/src/athctl.c 2010/10/25 12:56:27 1.1.2.3 +++ embedtools/src/athctl.c 2010/10/27 12:21:56 1.1.2.6 @@ -3,7 +3,7 @@ * by Michael Pounov * * $Author: misho $ - * $Id: athctl.c,v 1.1.2.3 2010/10/25 12:56:27 misho Exp $ + * $Id: athctl.c,v 1.1.2.6 2010/10/27 12:21:56 misho Exp $ * *************************************************************************/ #include "global.h" @@ -19,12 +19,12 @@ Usage() { printf( "athCtl is tool for Atheros WiFi cards managment \n" "=== %s === %s@%s ===\n\n" - " Syntax: athctl [options] [0xMemory_Address]\n" + " Syntax: athctl [options] [[0xMemory_Address] new_value]\n" " athctl [-v] -t [-i ]\n" " athctl [-v] -c [-i ]\n" " athctl [-v] -d [-i ]\n" " athctl [-v] -r <0xoffset> <0xMemory_Address>\n" - " athctl [-v] -w <0xoffset> <0xMemory_Address>\n" + " athctl [-v] -w <0xoffset> <0xMemory_Address> \n" " athctl [-v] -s <0xMemory_Address>\n" " athctl [-v] -w <0xMemory_Address>\n" "\n" @@ -170,18 +170,204 @@ devClose(void *basemem) munmap(basemem, ATH_PCI_MEM_SIZE); } -/* +static inline short +readWord(u_char *mem, u_long offset) +{ + register int timeout = ATH_ACCESS_TIMEOUT; + u_long stat; + + printf("Reading EEPROM memory %p+%lx ...\n", mem, offset); + ATH_OUT(mem, AR5211_EEPROM_CONF, 0); + usleep(ATH_ACCESS_WAIT); + /* enable eeprom access */ + ATH_OUT(mem, AR5211_EEPROM_COMD, ATH_IN(mem, AR5211_EEPROM_COMD) | AR5211_EEPROM_COMD_RESET); + usleep(ATH_ACCESS_WAIT); + /* set address */ + ATH_OUT(mem, AR5211_EEPROM_ADDR, offset); + usleep(ATH_ACCESS_WAIT); + /* enable eeprom read access */ + ATH_OUT(mem, AR5211_EEPROM_COMD, ATH_IN(mem, AR5211_EEPROM_COMD) | AR5211_EEPROM_COMD_READ); + usleep(ATH_ACCESS_WAIT); + + while (timeout--) { + usleep(1); + stat = ATH_IN(mem, AR5211_EEPROM_STATUS); + if (stat & AR5211_EEPROM_STAT_RDDONE) { + if (stat & AR5211_EEPROM_STAT_RDERR) { + printf("Error:: EEPROM read failed!\n"); + return -1; + } + + stat = ATH_IN(mem, AR5211_EEPROM_DATA); + return stat & 0x0000ffff; + } + } + + printf("Error:: EEPROM read timeout!\n"); + return 0; +} + +static inline short +writeWord(u_char *mem, u_long offset, u_short newval) +{ + register int i = ATH_WRITE_RETRY, timeout; + u_long pcicfg, stat; + u_short chk; + + printf("Writing EEPROM memory %p+%lx ...\n", mem, offset); + /* enable pci write access */ + pcicfg = ATH_IN(mem, AR5K_PCICFG); + ATH_OUT(mem, AR5K_PCICFG, (pcicfg & ~AR5K_PCICFG_SPWR_DN)); + usleep(ATH_ACCESS_WAITDOWN); + ATH_OUT(mem, AR5K_PCICFG, pcicfg | AR5K_PCICFG_EEAE /* | 0x2 */); + usleep(ATH_ACCESS_WAITPCI); + ATH_OUT(mem, AR5211_EEPROM_STATUS, 0); + usleep(ATH_ACCESS_WAITPCI); + /* ATH_OUT(mem, AR5211_EEPROM_CONF, 1); */ + ATH_OUT(mem, AR5211_EEPROM_CONF, 0); + + do { + /* enable eeprom write access */ + ATH_OUT(mem, AR5211_EEPROM_COMD, AR5211_EEPROM_COMD_RESET); + usleep(ATH_ACCESS_WAITDOWN); + ATH_OUT(mem, AR5211_EEPROM_DATA, newval); + usleep(ATH_ACCESS_WAIT); + ATH_OUT(mem, AR5211_EEPROM_ADDR, offset); + usleep(ATH_ACCESS_WAIT); + ATH_OUT(mem, AR5211_EEPROM_COMD, AR5211_EEPROM_COMD_WRITE); + usleep(ATH_ACCESS_WAIT); + + for (timeout = ATH_ACCESS_TIMEOUT; timeout; timeout--) { + stat = ATH_IN(mem, AR5211_EEPROM_STATUS); + if (stat & 0xc) { + if (stat & AR5211_EEPROM_STAT_WRERR) { + printf("Error:: EEPROM write failed!\n"); + return -1; + } + + ATH_OUT(mem, AR5211_EEPROM_STATUS, 0); + usleep(ATH_ACCESS_WAIT * 2); + break; + } + usleep(ATH_ACCESS_WAIT * 2); + } + + chk = readWord(mem, offset); + if (chk == (u_short) -1) + return -1; + if (chk == newval) + return 1; + else + VERB(1) printf("Write & Read don`t match 0x%04X != 0x%04X\n", newval, chk); + if (i) + printf("Warning:: Retrying EEPROM write ...\n"); + } while (--i); + + printf("Error:: EEPROM write timeout!\n"); + return 0; +} + static int -readEEPROM() +dumpFile(const char *csName, u_char *mem) { register u_long i; + u_short data, d1, d2; + u_short eeprom[ATH_EEPROM_SIZE] = { 0 }; + int f; - printf("Reading EEPROM ...\n"); + printf("Reading EEPROM memory %p ::\n", mem); for (i = 0; i < ATH_EEPROM_SIZE / 2; i++) { + if (!(i % 0x40)) { + printf("0x%04lX [", i * 2); + if (i) + printf("]\n"); + } + + if ((data = readWord(mem, i)) < 1) + return -1; + else { + d1 = data / 0x100; + d2 = data % 0x100; + } + + eeprom[i * 2] = d2; + eeprom[i * 2 + 1] = d1; + + printf("."); + usleep(ATH_ACCESS_WAITDOWN); } + printf("]\n"); + + printf("Saving EEPROM to file %s ... ", csName); + f = open(csName, O_WRONLY | O_CREAT | O_TRUNC, 0644); + if (f == -1) { + printf("Failed!\nError:: in create file %s #%d - %s\n", csName, + errno, strerror(errno)); + return 0; + } + if (write(f, eeprom, ATH_EEPROM_SIZE) == -1) { + printf("Failed!\nError:: in write to file %s #%d - %s\n", csName, + errno, strerror(errno)); + close(f); + return 0; + } + close(f); + printf("OK!\n"); + return 1; } -*/ +static int +flashFile(const char *csName, u_char *mem) +{ + register u_long i; + u_short data, d1; + u_short eeprom[ATH_EEPROM_SIZE] = { 0 }; + int f; + + printf("Reading EEPROM from file %s ... ", csName); + f = open(csName, O_RDONLY); + if (f == -1) { + printf("Failed!\nError:: in open file %s #%d - %s\n", csName, + errno, strerror(errno)); + return 0; + } + if (read(f, eeprom, ATH_EEPROM_SIZE) != ATH_EEPROM_SIZE) { + printf("Failed!\nError:: failed load image from file %s\n", csName); + close(f); + return 0; + } + close(f); + printf("OK!\n"); + + printf("Writing EEPROM memory %p ::\n", mem); + for (i = 0; i < ATH_EEPROM_SIZE / 2; i++) { + if (!(i % 0x40)) { + printf("0x%04lX [", i * 2); + if (i) + printf("]\n"); + } + + if ((data = readWord(mem, i)) < 1) + return -1; + else + d1 = eeprom[i * 2 + 1] * 0x100 + eeprom[i * 2]; + + if (data == d1) + printf("."); + else { + printf("x"); + + if (writeWord(mem, i, d1) < 1) + return -1; + } + + usleep(ATH_ACCESS_WAITDOWN); + } + printf("]\n"); + + return 0; +} + // ---------------------------------------------------- int @@ -189,7 +375,8 @@ main(int argc, char **argv) { char ch, szName[MAXPATHLEN] = { 0 }, mode = 0; int ret = 0, dist = 0, cor = 0, ino = 0; - u_long offset, baseaddr = (u_long) -1; + u_long offset = 0, baseaddr = (u_long) -1; + u_short newval = 0; void *basemem = NULL; while ((ch = getopt(argc, argv, "hvtr:w:i:d:c:u:s:")) != -1) @@ -252,6 +439,13 @@ main(int argc, char **argv) printf("Error:: in this mode for operation, must give memory mapped address ...\n"); return 1; } + if (mode & 8) { + if (!argv[1]) { + printf("Error:: in write word mode, must give memory mapped address and new value ...\n"); + return 1; + } else + newval = (u_short) strtoul(argv[1], NULL, 0); + } if (mode & 1) if ((ret = calcDistance(ino, dist, cor)) < 1) @@ -270,8 +464,39 @@ main(int argc, char **argv) if (mode & 4) { if (!(basemem = devOpen(baseaddr))) return 2; -// if ((ret = readWord(basemem)) < 1) -// return 3; + if ((ret = readWord(basemem, offset)) < 1) { + devClose(basemem); + return 3; + } else + printf("EEPROM readed value 0x%04X\n", (u_short) ret); + devClose(basemem); + } + if (mode & 8) { + if (!(basemem = devOpen(baseaddr))) + return 2; + if ((ret = writeWord(basemem, offset, newval)) < 1) { + devClose(basemem); + return 3; + } + devClose(basemem); + } + + if (mode & 0x10) { + if (!(basemem = devOpen(baseaddr))) + return 2; + if ((ret = dumpFile(szName, basemem)) < 1) { + devClose(basemem); + return 3; + } + devClose(basemem); + } + if (mode & 0x20) { + if (!(basemem = devOpen(baseaddr))) + return 2; + if ((ret = flashFile(szName, basemem)) < 1) { + devClose(basemem); + return 3; + } devClose(basemem); }